diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dp')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_audio.c | 472 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_audio.h | 37 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_aux.c | 178 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_aux.h | 17 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_catalog.c | 870 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_catalog.h | 155 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_ctrl.c | 505 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_ctrl.h | 41 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_debug.c | 121 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_debug.h | 40 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_display.c | 994 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_display.h | 21 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_drm.c | 152 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_drm.h | 27 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_link.c | 444 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_link.h | 59 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_panel.c | 318 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_panel.h | 48 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_utils.c | 28 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_utils.h | 8 |
20 files changed, 2071 insertions, 2464 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_audio.c b/drivers/gpu/drm/msm/dp/dp_audio.c index 7634e4b74208..70fdc9fe228a 100644 --- a/drivers/gpu/drm/msm/dp/dp_audio.c +++ b/drivers/gpu/drm/msm/dp/dp_audio.c @@ -14,293 +14,98 @@ #include "dp_catalog.h" #include "dp_audio.h" #include "dp_panel.h" +#include "dp_reg.h" #include "dp_display.h" #include "dp_utils.h" -struct dp_audio_private { +struct msm_dp_audio_private { struct platform_device *audio_pdev; struct platform_device *pdev; struct drm_device *drm_dev; - struct dp_catalog *catalog; - struct dp_panel *panel; + struct msm_dp_catalog *catalog; - bool engine_on; u32 channels; - struct dp_audio dp_audio; + struct msm_dp_audio msm_dp_audio; }; -static u32 dp_audio_get_header(struct dp_catalog *catalog, - enum dp_catalog_audio_sdp_type sdp, - enum dp_catalog_audio_header_type header) +static void msm_dp_audio_stream_sdp(struct msm_dp_audio_private *audio) { - catalog->sdp_type = sdp; - catalog->sdp_header = header; - dp_catalog_audio_get_header(catalog); - - return catalog->audio_data; + struct dp_sdp_header sdp_hdr = { + .HB0 = 0x00, + .HB1 = 0x02, + .HB2 = 0x00, + .HB3 = audio->channels - 1, + }; + + msm_dp_catalog_write_audio_stream(audio->catalog, &sdp_hdr); } -static void dp_audio_set_header(struct dp_catalog *catalog, - u32 data, - enum dp_catalog_audio_sdp_type sdp, - enum dp_catalog_audio_header_type header) +static void msm_dp_audio_timestamp_sdp(struct msm_dp_audio_private *audio) { - catalog->sdp_type = sdp; - catalog->sdp_header = header; - catalog->audio_data = data; - dp_catalog_audio_set_header(catalog); + struct dp_sdp_header sdp_hdr = { + .HB0 = 0x00, + .HB1 = 0x01, + .HB2 = 0x17, + .HB3 = 0x0 | (0x11 << 2), + }; + + msm_dp_catalog_write_audio_timestamp(audio->catalog, &sdp_hdr); } -static void dp_audio_stream_sdp(struct dp_audio_private *audio) +static void msm_dp_audio_infoframe_sdp(struct msm_dp_audio_private *audio) { - struct dp_catalog *catalog = audio->catalog; - u32 value, new_value; - u8 parity_byte; - - /* Config header and parity byte 1 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_HEADER_1); - - new_value = 0x02; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_1_BIT) - | (parity_byte << PARITY_BYTE_1_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 1: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_HEADER_1); - - /* Config header and parity byte 2 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_HEADER_2); - new_value = value; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_2_BIT) - | (parity_byte << PARITY_BYTE_2_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 2: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_HEADER_2); - - /* Config header and parity byte 3 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_HEADER_3); - - new_value = audio->channels - 1; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_3_BIT) - | (parity_byte << PARITY_BYTE_3_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 3: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_STREAM, DP_AUDIO_SDP_HEADER_3); + struct dp_sdp_header sdp_hdr = { + .HB0 = 0x00, + .HB1 = 0x84, + .HB2 = 0x1b, + .HB3 = 0x0 | (0x11 << 2), + }; + + msm_dp_catalog_write_audio_infoframe(audio->catalog, &sdp_hdr); } -static void dp_audio_timestamp_sdp(struct dp_audio_private *audio) +static void msm_dp_audio_copy_management_sdp(struct msm_dp_audio_private *audio) { - struct dp_catalog *catalog = audio->catalog; - u32 value, new_value; - u8 parity_byte; - - /* Config header and parity byte 1 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_TIMESTAMP, DP_AUDIO_SDP_HEADER_1); - - new_value = 0x1; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_1_BIT) - | (parity_byte << PARITY_BYTE_1_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 1: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_TIMESTAMP, DP_AUDIO_SDP_HEADER_1); - - /* Config header and parity byte 2 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_TIMESTAMP, DP_AUDIO_SDP_HEADER_2); - - new_value = 0x17; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_2_BIT) - | (parity_byte << PARITY_BYTE_2_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 2: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_TIMESTAMP, DP_AUDIO_SDP_HEADER_2); - - /* Config header and parity byte 3 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_TIMESTAMP, DP_AUDIO_SDP_HEADER_3); - - new_value = (0x0 | (0x11 << 2)); - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_3_BIT) - | (parity_byte << PARITY_BYTE_3_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 3: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_TIMESTAMP, DP_AUDIO_SDP_HEADER_3); + struct dp_sdp_header sdp_hdr = { + .HB0 = 0x00, + .HB1 = 0x05, + .HB2 = 0x0f, + .HB3 = 0x00, + }; + + msm_dp_catalog_write_audio_copy_mgmt(audio->catalog, &sdp_hdr); } -static void dp_audio_infoframe_sdp(struct dp_audio_private *audio) +static void msm_dp_audio_isrc_sdp(struct msm_dp_audio_private *audio) { - struct dp_catalog *catalog = audio->catalog; - u32 value, new_value; - u8 parity_byte; - - /* Config header and parity byte 1 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_INFOFRAME, DP_AUDIO_SDP_HEADER_1); - - new_value = 0x84; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_1_BIT) - | (parity_byte << PARITY_BYTE_1_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 1: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_INFOFRAME, DP_AUDIO_SDP_HEADER_1); - - /* Config header and parity byte 2 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_INFOFRAME, DP_AUDIO_SDP_HEADER_2); - - new_value = 0x1b; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_2_BIT) - | (parity_byte << PARITY_BYTE_2_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 2: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_INFOFRAME, DP_AUDIO_SDP_HEADER_2); - - /* Config header and parity byte 3 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_INFOFRAME, DP_AUDIO_SDP_HEADER_3); - - new_value = (0x0 | (0x11 << 2)); - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_3_BIT) - | (parity_byte << PARITY_BYTE_3_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 3: value = 0x%x, parity_byte = 0x%x\n", - new_value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_INFOFRAME, DP_AUDIO_SDP_HEADER_3); + struct dp_sdp_header sdp_hdr = { + .HB0 = 0x00, + .HB1 = 0x06, + .HB2 = 0x0f, + .HB3 = 0x00, + }; + + msm_dp_catalog_write_audio_isrc(audio->catalog, &sdp_hdr); } -static void dp_audio_copy_management_sdp(struct dp_audio_private *audio) +static void msm_dp_audio_setup_sdp(struct msm_dp_audio_private *audio) { - struct dp_catalog *catalog = audio->catalog; - u32 value, new_value; - u8 parity_byte; - - /* Config header and parity byte 1 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_COPYMANAGEMENT, DP_AUDIO_SDP_HEADER_1); - - new_value = 0x05; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_1_BIT) - | (parity_byte << PARITY_BYTE_1_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 1: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_COPYMANAGEMENT, DP_AUDIO_SDP_HEADER_1); - - /* Config header and parity byte 2 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_COPYMANAGEMENT, DP_AUDIO_SDP_HEADER_2); - - new_value = 0x0F; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_2_BIT) - | (parity_byte << PARITY_BYTE_2_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 2: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_COPYMANAGEMENT, DP_AUDIO_SDP_HEADER_2); - - /* Config header and parity byte 3 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_COPYMANAGEMENT, DP_AUDIO_SDP_HEADER_3); - - new_value = 0x0; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_3_BIT) - | (parity_byte << PARITY_BYTE_3_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 3: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_COPYMANAGEMENT, DP_AUDIO_SDP_HEADER_3); -} + msm_dp_catalog_audio_config_sdp(audio->catalog); -static void dp_audio_isrc_sdp(struct dp_audio_private *audio) -{ - struct dp_catalog *catalog = audio->catalog; - u32 value, new_value; - u8 parity_byte; - - /* Config header and parity byte 1 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_ISRC, DP_AUDIO_SDP_HEADER_1); - - new_value = 0x06; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_1_BIT) - | (parity_byte << PARITY_BYTE_1_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 1: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_ISRC, DP_AUDIO_SDP_HEADER_1); - - /* Config header and parity byte 2 */ - value = dp_audio_get_header(catalog, - DP_AUDIO_SDP_ISRC, DP_AUDIO_SDP_HEADER_2); - - new_value = 0x0F; - parity_byte = dp_utils_calculate_parity(new_value); - value |= ((new_value << HEADER_BYTE_2_BIT) - | (parity_byte << PARITY_BYTE_2_BIT)); - drm_dbg_dp(audio->drm_dev, - "Header Byte 2: value = 0x%x, parity_byte = 0x%x\n", - value, parity_byte); - dp_audio_set_header(catalog, value, - DP_AUDIO_SDP_ISRC, DP_AUDIO_SDP_HEADER_2); + msm_dp_audio_stream_sdp(audio); + msm_dp_audio_timestamp_sdp(audio); + msm_dp_audio_infoframe_sdp(audio); + msm_dp_audio_copy_management_sdp(audio); + msm_dp_audio_isrc_sdp(audio); } -static void dp_audio_setup_sdp(struct dp_audio_private *audio) -{ - dp_catalog_audio_config_sdp(audio->catalog); - - dp_audio_stream_sdp(audio); - dp_audio_timestamp_sdp(audio); - dp_audio_infoframe_sdp(audio); - dp_audio_copy_management_sdp(audio); - dp_audio_isrc_sdp(audio); -} - -static void dp_audio_setup_acr(struct dp_audio_private *audio) +static void msm_dp_audio_setup_acr(struct msm_dp_audio_private *audio) { u32 select = 0; - struct dp_catalog *catalog = audio->catalog; + struct msm_dp_catalog *catalog = audio->catalog; - switch (audio->dp_audio.bw_code) { + switch (audio->msm_dp_audio.bw_code) { case DP_LINK_BW_1_62: select = 0; break; @@ -319,16 +124,15 @@ static void dp_audio_setup_acr(struct dp_audio_private *audio) break; } - catalog->audio_data = select; - dp_catalog_audio_config_acr(catalog); + msm_dp_catalog_audio_config_acr(catalog, select); } -static void dp_audio_safe_to_exit_level(struct dp_audio_private *audio) +static void msm_dp_audio_safe_to_exit_level(struct msm_dp_audio_private *audio) { - struct dp_catalog *catalog = audio->catalog; + struct msm_dp_catalog *catalog = audio->catalog; u32 safe_to_exit_level = 0; - switch (audio->dp_audio.lane_count) { + switch (audio->msm_dp_audio.lane_count) { case 1: safe_to_exit_level = 14; break; @@ -339,60 +143,56 @@ static void dp_audio_safe_to_exit_level(struct dp_audio_private *audio) safe_to_exit_level = 5; break; default: + safe_to_exit_level = 14; drm_dbg_dp(audio->drm_dev, "setting the default safe_to_exit_level = %u\n", safe_to_exit_level); - safe_to_exit_level = 14; break; } - catalog->audio_data = safe_to_exit_level; - dp_catalog_audio_sfe_level(catalog); + msm_dp_catalog_audio_sfe_level(catalog, safe_to_exit_level); } -static void dp_audio_enable(struct dp_audio_private *audio, bool enable) +static void msm_dp_audio_enable(struct msm_dp_audio_private *audio, bool enable) { - struct dp_catalog *catalog = audio->catalog; + struct msm_dp_catalog *catalog = audio->catalog; - catalog->audio_data = enable; - dp_catalog_audio_enable(catalog); - - audio->engine_on = enable; + msm_dp_catalog_audio_enable(catalog, enable); } -static struct dp_audio_private *dp_audio_get_data(struct platform_device *pdev) +static struct msm_dp_audio_private *msm_dp_audio_get_data(struct platform_device *pdev) { - struct dp_audio *dp_audio; - struct msm_dp *dp_display; + struct msm_dp_audio *msm_dp_audio; + struct msm_dp *msm_dp_display; if (!pdev) { DRM_ERROR("invalid input\n"); return ERR_PTR(-ENODEV); } - dp_display = platform_get_drvdata(pdev); - if (!dp_display) { + msm_dp_display = platform_get_drvdata(pdev); + if (!msm_dp_display) { DRM_ERROR("invalid input\n"); return ERR_PTR(-ENODEV); } - dp_audio = dp_display->dp_audio; + msm_dp_audio = msm_dp_display->msm_dp_audio; - if (!dp_audio) { - DRM_ERROR("invalid dp_audio data\n"); + if (!msm_dp_audio) { + DRM_ERROR("invalid msm_dp_audio data\n"); return ERR_PTR(-EINVAL); } - return container_of(dp_audio, struct dp_audio_private, dp_audio); + return container_of(msm_dp_audio, struct msm_dp_audio_private, msm_dp_audio); } -static int dp_audio_hook_plugged_cb(struct device *dev, void *data, +static int msm_dp_audio_hook_plugged_cb(struct device *dev, void *data, hdmi_codec_plugged_cb fn, struct device *codec_dev) { struct platform_device *pdev; - struct msm_dp *dp_display; + struct msm_dp *msm_dp_display; pdev = to_platform_device(dev); if (!pdev) { @@ -400,20 +200,20 @@ static int dp_audio_hook_plugged_cb(struct device *dev, void *data, return -ENODEV; } - dp_display = platform_get_drvdata(pdev); - if (!dp_display) { + msm_dp_display = platform_get_drvdata(pdev); + if (!msm_dp_display) { pr_err("invalid input\n"); return -ENODEV; } - return dp_display_set_plugged_cb(dp_display, fn, codec_dev); + return msm_dp_display_set_plugged_cb(msm_dp_display, fn, codec_dev); } -static int dp_audio_get_eld(struct device *dev, +static int msm_dp_audio_get_eld(struct device *dev, void *data, uint8_t *buf, size_t len) { struct platform_device *pdev; - struct msm_dp *dp_display; + struct msm_dp *msm_dp_display; pdev = to_platform_device(dev); @@ -422,30 +222,32 @@ static int dp_audio_get_eld(struct device *dev, return -ENODEV; } - dp_display = platform_get_drvdata(pdev); - if (!dp_display) { + msm_dp_display = platform_get_drvdata(pdev); + if (!msm_dp_display) { DRM_ERROR("invalid input\n"); return -ENODEV; } - memcpy(buf, dp_display->connector->eld, - min(sizeof(dp_display->connector->eld), len)); + mutex_lock(&msm_dp_display->connector->eld_mutex); + memcpy(buf, msm_dp_display->connector->eld, + min(sizeof(msm_dp_display->connector->eld), len)); + mutex_unlock(&msm_dp_display->connector->eld_mutex); return 0; } -int dp_audio_hw_params(struct device *dev, +int msm_dp_audio_hw_params(struct device *dev, void *data, struct hdmi_codec_daifmt *daifmt, struct hdmi_codec_params *params) { int rc = 0; - struct dp_audio_private *audio; + struct msm_dp_audio_private *audio; struct platform_device *pdev; - struct msm_dp *dp_display; + struct msm_dp *msm_dp_display; pdev = to_platform_device(dev); - dp_display = platform_get_drvdata(pdev); + msm_dp_display = platform_get_drvdata(pdev); /* * there could be cases where sound card can be opened even @@ -455,12 +257,12 @@ int dp_audio_hw_params(struct device *dev, * such cases check for connection status and bail out if not * connected. */ - if (!dp_display->power_on) { + if (!msm_dp_display->power_on) { rc = -EINVAL; goto end; } - audio = dp_audio_get_data(pdev); + audio = msm_dp_audio_get_data(pdev); if (IS_ERR(audio)) { rc = PTR_ERR(audio); goto end; @@ -468,26 +270,26 @@ int dp_audio_hw_params(struct device *dev, audio->channels = params->channels; - dp_audio_setup_sdp(audio); - dp_audio_setup_acr(audio); - dp_audio_safe_to_exit_level(audio); - dp_audio_enable(audio, true); - dp_display_signal_audio_start(dp_display); - dp_display->audio_enabled = true; + msm_dp_audio_setup_sdp(audio); + msm_dp_audio_setup_acr(audio); + msm_dp_audio_safe_to_exit_level(audio); + msm_dp_audio_enable(audio, true); + msm_dp_display_signal_audio_start(msm_dp_display); + msm_dp_display->audio_enabled = true; end: return rc; } -static void dp_audio_shutdown(struct device *dev, void *data) +static void msm_dp_audio_shutdown(struct device *dev, void *data) { - struct dp_audio_private *audio; + struct msm_dp_audio_private *audio; struct platform_device *pdev; - struct msm_dp *dp_display; + struct msm_dp *msm_dp_display; pdev = to_platform_device(dev); - dp_display = platform_get_drvdata(pdev); - audio = dp_audio_get_data(pdev); + msm_dp_display = platform_get_drvdata(pdev); + audio = msm_dp_audio_get_data(pdev); if (IS_ERR(audio)) { DRM_ERROR("failed to get audio data\n"); return; @@ -501,32 +303,32 @@ static void dp_audio_shutdown(struct device *dev, void *data) * connected. is_connected cannot be used here as its set * to false earlier than this call */ - if (!dp_display->audio_enabled) + if (!msm_dp_display->audio_enabled) return; - dp_audio_enable(audio, false); + msm_dp_audio_enable(audio, false); /* signal the dp display to safely shutdown clocks */ - dp_display_signal_audio_complete(dp_display); + msm_dp_display_signal_audio_complete(msm_dp_display); } -static const struct hdmi_codec_ops dp_audio_codec_ops = { - .hw_params = dp_audio_hw_params, - .audio_shutdown = dp_audio_shutdown, - .get_eld = dp_audio_get_eld, - .hook_plugged_cb = dp_audio_hook_plugged_cb, +static const struct hdmi_codec_ops msm_dp_audio_codec_ops = { + .hw_params = msm_dp_audio_hw_params, + .audio_shutdown = msm_dp_audio_shutdown, + .get_eld = msm_dp_audio_get_eld, + .hook_plugged_cb = msm_dp_audio_hook_plugged_cb, }; static struct hdmi_codec_pdata codec_data = { - .ops = &dp_audio_codec_ops, + .ops = &msm_dp_audio_codec_ops, .max_i2s_channels = 8, .i2s = 1, }; -void dp_unregister_audio_driver(struct device *dev, struct dp_audio *dp_audio) +void msm_dp_unregister_audio_driver(struct device *dev, struct msm_dp_audio *msm_dp_audio) { - struct dp_audio_private *audio_priv; + struct msm_dp_audio_private *audio_priv; - audio_priv = container_of(dp_audio, struct dp_audio_private, dp_audio); + audio_priv = container_of(msm_dp_audio, struct msm_dp_audio_private, msm_dp_audio); if (audio_priv->audio_pdev) { platform_device_unregister(audio_priv->audio_pdev); @@ -534,13 +336,13 @@ void dp_unregister_audio_driver(struct device *dev, struct dp_audio *dp_audio) } } -int dp_register_audio_driver(struct device *dev, - struct dp_audio *dp_audio) +int msm_dp_register_audio_driver(struct device *dev, + struct msm_dp_audio *msm_dp_audio) { - struct dp_audio_private *audio_priv; + struct msm_dp_audio_private *audio_priv; - audio_priv = container_of(dp_audio, - struct dp_audio_private, dp_audio); + audio_priv = container_of(msm_dp_audio, + struct msm_dp_audio_private, msm_dp_audio); audio_priv->audio_pdev = platform_device_register_data(dev, HDMI_CODEC_DRV_NAME, @@ -550,15 +352,14 @@ int dp_register_audio_driver(struct device *dev, return PTR_ERR_OR_ZERO(audio_priv->audio_pdev); } -struct dp_audio *dp_audio_get(struct platform_device *pdev, - struct dp_panel *panel, - struct dp_catalog *catalog) +struct msm_dp_audio *msm_dp_audio_get(struct platform_device *pdev, + struct msm_dp_catalog *catalog) { int rc = 0; - struct dp_audio_private *audio; - struct dp_audio *dp_audio; + struct msm_dp_audio_private *audio; + struct msm_dp_audio *msm_dp_audio; - if (!pdev || !panel || !catalog) { + if (!pdev || !catalog) { DRM_ERROR("invalid input\n"); rc = -EINVAL; goto error; @@ -571,26 +372,23 @@ struct dp_audio *dp_audio_get(struct platform_device *pdev, } audio->pdev = pdev; - audio->panel = panel; audio->catalog = catalog; - dp_audio = &audio->dp_audio; - - dp_catalog_audio_init(catalog); + msm_dp_audio = &audio->msm_dp_audio; - return dp_audio; + return msm_dp_audio; error: return ERR_PTR(rc); } -void dp_audio_put(struct dp_audio *dp_audio) +void msm_dp_audio_put(struct msm_dp_audio *msm_dp_audio) { - struct dp_audio_private *audio; + struct msm_dp_audio_private *audio; - if (!dp_audio) + if (!msm_dp_audio) return; - audio = container_of(dp_audio, struct dp_audio_private, dp_audio); + audio = container_of(msm_dp_audio, struct msm_dp_audio_private, msm_dp_audio); devm_kfree(&audio->pdev->dev, audio); } diff --git a/drivers/gpu/drm/msm/dp/dp_audio.h b/drivers/gpu/drm/msm/dp/dp_audio.h index 4ab78880af82..beea34cbab77 100644 --- a/drivers/gpu/drm/msm/dp/dp_audio.h +++ b/drivers/gpu/drm/msm/dp/dp_audio.h @@ -8,63 +8,60 @@ #include <linux/platform_device.h> -#include "dp_panel.h" #include "dp_catalog.h" #include <sound/hdmi-codec.h> /** - * struct dp_audio + * struct msm_dp_audio * @lane_count: number of lanes configured in current session * @bw_code: link rate's bandwidth code for current session */ -struct dp_audio { +struct msm_dp_audio { u32 lane_count; u32 bw_code; }; /** - * dp_audio_get() + * msm_dp_audio_get() * * Creates and instance of dp audio. * * @pdev: caller's platform device instance. - * @panel: an instance of dp_panel module. - * @catalog: an instance of dp_catalog module. + * @catalog: an instance of msm_dp_catalog module. * * Returns the error code in case of failure, otherwize - * an instance of newly created dp_module. + * an instance of newly created msm_dp_module. */ -struct dp_audio *dp_audio_get(struct platform_device *pdev, - struct dp_panel *panel, - struct dp_catalog *catalog); +struct msm_dp_audio *msm_dp_audio_get(struct platform_device *pdev, + struct msm_dp_catalog *catalog); /** - * dp_register_audio_driver() + * msm_dp_register_audio_driver() * * Registers DP device with hdmi_codec interface. * * @dev: DP device instance. - * @dp_audio: an instance of dp_audio module. + * @msm_dp_audio: an instance of msm_dp_audio module. * * * Returns the error code in case of failure, otherwise * zero on success. */ -int dp_register_audio_driver(struct device *dev, - struct dp_audio *dp_audio); +int msm_dp_register_audio_driver(struct device *dev, + struct msm_dp_audio *msm_dp_audio); -void dp_unregister_audio_driver(struct device *dev, struct dp_audio *dp_audio); +void msm_dp_unregister_audio_driver(struct device *dev, struct msm_dp_audio *msm_dp_audio); /** - * dp_audio_put() + * msm_dp_audio_put() * - * Cleans the dp_audio instance. + * Cleans the msm_dp_audio instance. * - * @dp_audio: an instance of dp_audio. + * @msm_dp_audio: an instance of msm_dp_audio. */ -void dp_audio_put(struct dp_audio *dp_audio); +void msm_dp_audio_put(struct msm_dp_audio *msm_dp_audio); -int dp_audio_hw_params(struct device *dev, +int msm_dp_audio_hw_params(struct device *dev, void *data, struct hdmi_codec_daifmt *daifmt, struct hdmi_codec_params *params); diff --git a/drivers/gpu/drm/msm/dp/dp_aux.c b/drivers/gpu/drm/msm/dp/dp_aux.c index adbd5a367395..bc8d46abfc61 100644 --- a/drivers/gpu/drm/msm/dp/dp_aux.c +++ b/drivers/gpu/drm/msm/dp/dp_aux.c @@ -20,9 +20,9 @@ enum msm_dp_aux_err { DP_AUX_ERR_PHY, }; -struct dp_aux_private { +struct msm_dp_aux_private { struct device *dev; - struct dp_catalog *catalog; + struct msm_dp_catalog *catalog; struct phy *phy; @@ -38,15 +38,16 @@ struct dp_aux_private { bool no_send_stop; bool initted; bool is_edp; + bool enable_xfers; u32 offset; u32 segment; - struct drm_dp_aux dp_aux; + struct drm_dp_aux msm_dp_aux; }; #define MAX_AUX_RETRIES 5 -static ssize_t dp_aux_write(struct dp_aux_private *aux, +static ssize_t msm_dp_aux_write(struct msm_dp_aux_private *aux, struct drm_dp_aux_msg *msg) { u8 data[4]; @@ -87,12 +88,11 @@ static ssize_t dp_aux_write(struct dp_aux_private *aux, /* index = 0, write */ if (i == 0) reg |= DP_AUX_DATA_INDEX_WRITE; - aux->catalog->aux_data = reg; - dp_catalog_aux_write_data(aux->catalog); + msm_dp_catalog_aux_write_data(aux->catalog, reg); } - dp_catalog_aux_clear_trans(aux->catalog, false); - dp_catalog_aux_clear_hw_interrupts(aux->catalog); + msm_dp_catalog_aux_clear_trans(aux->catalog, false); + msm_dp_catalog_aux_clear_hw_interrupts(aux->catalog); reg = 0; /* Transaction number == 1 */ if (!aux->native) { /* i2c */ @@ -106,13 +106,12 @@ static ssize_t dp_aux_write(struct dp_aux_private *aux, } reg |= DP_AUX_TRANS_CTRL_GO; - aux->catalog->aux_data = reg; - dp_catalog_aux_write_trans(aux->catalog); + msm_dp_catalog_aux_write_trans(aux->catalog, reg); return len; } -static ssize_t dp_aux_cmd_fifo_tx(struct dp_aux_private *aux, +static ssize_t msm_dp_aux_cmd_fifo_tx(struct msm_dp_aux_private *aux, struct drm_dp_aux_msg *msg) { ssize_t ret; @@ -120,7 +119,7 @@ static ssize_t dp_aux_cmd_fifo_tx(struct dp_aux_private *aux, reinit_completion(&aux->comp); - ret = dp_aux_write(aux, msg); + ret = msm_dp_aux_write(aux, msg); if (ret < 0) return ret; @@ -132,7 +131,7 @@ static ssize_t dp_aux_cmd_fifo_tx(struct dp_aux_private *aux, return ret; } -static ssize_t dp_aux_cmd_fifo_rx(struct dp_aux_private *aux, +static ssize_t msm_dp_aux_cmd_fifo_rx(struct msm_dp_aux_private *aux, struct drm_dp_aux_msg *msg) { u32 data; @@ -140,21 +139,20 @@ static ssize_t dp_aux_cmd_fifo_rx(struct dp_aux_private *aux, u32 i, actual_i; u32 len = msg->size; - dp_catalog_aux_clear_trans(aux->catalog, true); + msm_dp_catalog_aux_clear_trans(aux->catalog, true); data = DP_AUX_DATA_INDEX_WRITE; /* INDEX_WRITE */ data |= DP_AUX_DATA_READ; /* read */ - aux->catalog->aux_data = data; - dp_catalog_aux_write_data(aux->catalog); + msm_dp_catalog_aux_write_data(aux->catalog, data); dp = msg->buffer; /* discard first byte */ - data = dp_catalog_aux_read_data(aux->catalog); + data = msm_dp_catalog_aux_read_data(aux->catalog); for (i = 0; i < len; i++) { - data = dp_catalog_aux_read_data(aux->catalog); + data = msm_dp_catalog_aux_read_data(aux->catalog); *dp++ = (u8)((data >> DP_AUX_DATA_OFFSET) & 0xff); actual_i = (data >> DP_AUX_DATA_INDEX_OFFSET) & 0xFF; @@ -165,7 +163,7 @@ static ssize_t dp_aux_cmd_fifo_rx(struct dp_aux_private *aux, return i; } -static void dp_aux_update_offset_and_segment(struct dp_aux_private *aux, +static void msm_dp_aux_update_offset_and_segment(struct msm_dp_aux_private *aux, struct drm_dp_aux_msg *input_msg) { u32 edid_address = 0x50; @@ -187,7 +185,7 @@ static void dp_aux_update_offset_and_segment(struct dp_aux_private *aux, } /** - * dp_aux_transfer_helper() - helper function for EDID read transactions + * msm_dp_aux_transfer_helper() - helper function for EDID read transactions * * @aux: DP AUX private structure * @input_msg: input message from DRM upstream APIs @@ -198,7 +196,7 @@ static void dp_aux_update_offset_and_segment(struct dp_aux_private *aux, * This helper function is used to fix EDID reads for non-compliant * sinks that do not handle the i2c middle-of-transaction flag correctly. */ -static void dp_aux_transfer_helper(struct dp_aux_private *aux, +static void msm_dp_aux_transfer_helper(struct msm_dp_aux_private *aux, struct drm_dp_aux_msg *input_msg, bool send_seg) { @@ -240,7 +238,7 @@ static void dp_aux_transfer_helper(struct dp_aux_private *aux, helper_msg.address = segment_address; helper_msg.buffer = &aux->segment; helper_msg.size = 1; - dp_aux_cmd_fifo_tx(aux, &helper_msg); + msm_dp_aux_cmd_fifo_tx(aux, &helper_msg); } /* @@ -254,7 +252,7 @@ static void dp_aux_transfer_helper(struct dp_aux_private *aux, helper_msg.address = input_msg->address; helper_msg.buffer = &aux->offset; helper_msg.size = 1; - dp_aux_cmd_fifo_tx(aux, &helper_msg); + msm_dp_aux_cmd_fifo_tx(aux, &helper_msg); end: aux->offset += message_size; @@ -267,15 +265,15 @@ end: * It will call aux_reset() function to reset the AUX channel, * if the waiting is timeout. */ -static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux, +static ssize_t msm_dp_aux_transfer(struct drm_dp_aux *msm_dp_aux, struct drm_dp_aux_msg *msg) { ssize_t ret; int const aux_cmd_native_max = 16; int const aux_cmd_i2c_max = 128; - struct dp_aux_private *aux; + struct msm_dp_aux_private *aux; - aux = container_of(dp_aux, struct dp_aux_private, dp_aux); + aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux); aux->native = msg->request & (DP_AUX_NATIVE_WRITE & DP_AUX_NATIVE_READ); @@ -294,7 +292,7 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux, return -EINVAL; } - ret = pm_runtime_resume_and_get(dp_aux->dev); + ret = pm_runtime_resume_and_get(msm_dp_aux->dev); if (ret) return ret; @@ -305,23 +303,18 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux, } /* - * For eDP it's important to give a reasonably long wait here for HPD - * to be asserted. This is because the panel driver may have _just_ - * turned on the panel and then tried to do an AUX transfer. The panel - * driver has no way of knowing when the panel is ready, so it's up - * to us to wait. For DP we never get into this situation so let's - * avoid ever doing the extra long wait for DP. + * If we're using DP and an external display isn't connected then the + * transfer won't succeed. Return right away. If we don't do this we + * can end up with long timeouts if someone tries to access the DP AUX + * character device when no DP device is connected. */ - if (aux->is_edp) { - ret = dp_catalog_aux_wait_for_hpd_connect_state(aux->catalog); - if (ret) { - DRM_DEBUG_DP("Panel not ready for aux transactions\n"); - goto exit; - } + if (!aux->is_edp && !aux->enable_xfers) { + ret = -ENXIO; + goto exit; } - dp_aux_update_offset_and_segment(aux, msg); - dp_aux_transfer_helper(aux, msg, true); + msm_dp_aux_update_offset_and_segment(aux, msg); + msm_dp_aux_transfer_helper(aux, msg, true); aux->read = msg->request & (DP_AUX_I2C_READ & DP_AUX_NATIVE_READ); aux->cmd_busy = true; @@ -334,7 +327,7 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux, aux->no_send_stop = true; } - ret = dp_aux_cmd_fifo_tx(aux, msg); + ret = msm_dp_aux_cmd_fifo_tx(aux, msg); if (ret < 0) { if (aux->native) { aux->retry_cnt++; @@ -342,14 +335,14 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux, phy_calibrate(aux->phy); } /* reset aux if link is in connected state */ - if (dp_catalog_link_is_connected(aux->catalog)) - dp_catalog_aux_reset(aux->catalog); + if (msm_dp_catalog_link_is_connected(aux->catalog)) + msm_dp_catalog_aux_reset(aux->catalog); } else { aux->retry_cnt = 0; switch (aux->aux_error_num) { case DP_AUX_ERR_NONE: if (aux->read) - ret = dp_aux_cmd_fifo_rx(aux, msg); + ret = msm_dp_aux_cmd_fifo_rx(aux, msg); msg->reply = aux->native ? DP_AUX_NATIVE_REPLY_ACK : DP_AUX_I2C_REPLY_ACK; break; case DP_AUX_ERR_DEFER: @@ -371,24 +364,24 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux, exit: mutex_unlock(&aux->mutex); - pm_runtime_put_sync(dp_aux->dev); + pm_runtime_put_sync(msm_dp_aux->dev); return ret; } -irqreturn_t dp_aux_isr(struct drm_dp_aux *dp_aux) +irqreturn_t msm_dp_aux_isr(struct drm_dp_aux *msm_dp_aux) { u32 isr; - struct dp_aux_private *aux; + struct msm_dp_aux_private *aux; - if (!dp_aux) { + if (!msm_dp_aux) { DRM_ERROR("invalid input\n"); return IRQ_NONE; } - aux = container_of(dp_aux, struct dp_aux_private, dp_aux); + aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux); - isr = dp_catalog_aux_get_irq(aux->catalog); + isr = msm_dp_catalog_aux_get_irq(aux->catalog); /* no interrupts pending, return immediately */ if (!isr) @@ -410,7 +403,7 @@ irqreturn_t dp_aux_isr(struct drm_dp_aux *dp_aux) if (isr & DP_INTR_AUX_ERROR) { aux->aux_error_num = DP_AUX_ERR_PHY; - dp_catalog_aux_clear_hw_interrupts(aux->catalog); + msm_dp_catalog_aux_clear_hw_interrupts(aux->catalog); } else if (isr & DP_INTR_NACK_DEFER) { aux->aux_error_num = DP_AUX_ERR_NACK_DEFER; } else if (isr & DP_INTR_WRONG_ADDR) { @@ -436,60 +429,68 @@ irqreturn_t dp_aux_isr(struct drm_dp_aux *dp_aux) return IRQ_HANDLED; } -void dp_aux_reconfig(struct drm_dp_aux *dp_aux) +void msm_dp_aux_enable_xfers(struct drm_dp_aux *msm_dp_aux, bool enabled) { - struct dp_aux_private *aux; + struct msm_dp_aux_private *aux; - aux = container_of(dp_aux, struct dp_aux_private, dp_aux); + aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux); + aux->enable_xfers = enabled; +} + +void msm_dp_aux_reconfig(struct drm_dp_aux *msm_dp_aux) +{ + struct msm_dp_aux_private *aux; + + aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux); phy_calibrate(aux->phy); - dp_catalog_aux_reset(aux->catalog); + msm_dp_catalog_aux_reset(aux->catalog); } -void dp_aux_init(struct drm_dp_aux *dp_aux) +void msm_dp_aux_init(struct drm_dp_aux *msm_dp_aux) { - struct dp_aux_private *aux; + struct msm_dp_aux_private *aux; - if (!dp_aux) { + if (!msm_dp_aux) { DRM_ERROR("invalid input\n"); return; } - aux = container_of(dp_aux, struct dp_aux_private, dp_aux); + aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux); mutex_lock(&aux->mutex); - dp_catalog_aux_enable(aux->catalog, true); + msm_dp_catalog_aux_enable(aux->catalog, true); aux->retry_cnt = 0; aux->initted = true; mutex_unlock(&aux->mutex); } -void dp_aux_deinit(struct drm_dp_aux *dp_aux) +void msm_dp_aux_deinit(struct drm_dp_aux *msm_dp_aux) { - struct dp_aux_private *aux; + struct msm_dp_aux_private *aux; - aux = container_of(dp_aux, struct dp_aux_private, dp_aux); + aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux); mutex_lock(&aux->mutex); aux->initted = false; - dp_catalog_aux_enable(aux->catalog, false); + msm_dp_catalog_aux_enable(aux->catalog, false); mutex_unlock(&aux->mutex); } -int dp_aux_register(struct drm_dp_aux *dp_aux) +int msm_dp_aux_register(struct drm_dp_aux *msm_dp_aux) { int ret; - if (!dp_aux) { + if (!msm_dp_aux) { DRM_ERROR("invalid input\n"); return -EINVAL; } - ret = drm_dp_aux_register(dp_aux); + ret = drm_dp_aux_register(msm_dp_aux); if (ret) { DRM_ERROR("%s: failed to register drm aux: %d\n", __func__, ret); @@ -499,31 +500,34 @@ int dp_aux_register(struct drm_dp_aux *dp_aux) return 0; } -void dp_aux_unregister(struct drm_dp_aux *dp_aux) +void msm_dp_aux_unregister(struct drm_dp_aux *msm_dp_aux) { - drm_dp_aux_unregister(dp_aux); + drm_dp_aux_unregister(msm_dp_aux); } -static int dp_wait_hpd_asserted(struct drm_dp_aux *dp_aux, +static int msm_dp_wait_hpd_asserted(struct drm_dp_aux *msm_dp_aux, unsigned long wait_us) { int ret; - struct dp_aux_private *aux; + struct msm_dp_aux_private *aux; + + aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux); - aux = container_of(dp_aux, struct dp_aux_private, dp_aux); + ret = pm_runtime_resume_and_get(aux->dev); + if (ret) + return ret; - pm_runtime_get_sync(aux->dev); - ret = dp_catalog_aux_wait_for_hpd_connect_state(aux->catalog); + ret = msm_dp_catalog_aux_wait_for_hpd_connect_state(aux->catalog, wait_us); pm_runtime_put_sync(aux->dev); return ret; } -struct drm_dp_aux *dp_aux_get(struct device *dev, struct dp_catalog *catalog, +struct drm_dp_aux *msm_dp_aux_get(struct device *dev, struct msm_dp_catalog *catalog, struct phy *phy, bool is_edp) { - struct dp_aux_private *aux; + struct msm_dp_aux_private *aux; if (!catalog) { DRM_ERROR("invalid input\n"); @@ -549,23 +553,23 @@ struct drm_dp_aux *dp_aux_get(struct device *dev, struct dp_catalog *catalog, * before registering AUX with the DRM device so that * msm eDP panel can be detected by generic_dep_panel_probe(). */ - aux->dp_aux.name = "dpu_dp_aux"; - aux->dp_aux.dev = dev; - aux->dp_aux.transfer = dp_aux_transfer; - aux->dp_aux.wait_hpd_asserted = dp_wait_hpd_asserted; - drm_dp_aux_init(&aux->dp_aux); + aux->msm_dp_aux.name = "dpu_dp_aux"; + aux->msm_dp_aux.dev = dev; + aux->msm_dp_aux.transfer = msm_dp_aux_transfer; + aux->msm_dp_aux.wait_hpd_asserted = msm_dp_wait_hpd_asserted; + drm_dp_aux_init(&aux->msm_dp_aux); - return &aux->dp_aux; + return &aux->msm_dp_aux; } -void dp_aux_put(struct drm_dp_aux *dp_aux) +void msm_dp_aux_put(struct drm_dp_aux *msm_dp_aux) { - struct dp_aux_private *aux; + struct msm_dp_aux_private *aux; - if (!dp_aux) + if (!msm_dp_aux) return; - aux = container_of(dp_aux, struct dp_aux_private, dp_aux); + aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux); mutex_destroy(&aux->mutex); diff --git a/drivers/gpu/drm/msm/dp/dp_aux.h b/drivers/gpu/drm/msm/dp/dp_aux.h index f47d591c1f54..39c5b4c8596a 100644 --- a/drivers/gpu/drm/msm/dp/dp_aux.h +++ b/drivers/gpu/drm/msm/dp/dp_aux.h @@ -9,17 +9,18 @@ #include "dp_catalog.h" #include <drm/display/drm_dp_helper.h> -int dp_aux_register(struct drm_dp_aux *dp_aux); -void dp_aux_unregister(struct drm_dp_aux *dp_aux); -irqreturn_t dp_aux_isr(struct drm_dp_aux *dp_aux); -void dp_aux_init(struct drm_dp_aux *dp_aux); -void dp_aux_deinit(struct drm_dp_aux *dp_aux); -void dp_aux_reconfig(struct drm_dp_aux *dp_aux); +int msm_dp_aux_register(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_unregister(struct drm_dp_aux *msm_dp_aux); +irqreturn_t msm_dp_aux_isr(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_enable_xfers(struct drm_dp_aux *msm_dp_aux, bool enabled); +void msm_dp_aux_init(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_deinit(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_reconfig(struct drm_dp_aux *msm_dp_aux); struct phy; -struct drm_dp_aux *dp_aux_get(struct device *dev, struct dp_catalog *catalog, +struct drm_dp_aux *msm_dp_aux_get(struct device *dev, struct msm_dp_catalog *catalog, struct phy *phy, bool is_edp); -void dp_aux_put(struct drm_dp_aux *aux); +void msm_dp_aux_put(struct drm_dp_aux *aux); #endif /*__DP_AUX_H_*/ diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c index 3e7c84cdef47..7b7eadb2f83b 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.c +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c @@ -75,19 +75,17 @@ struct dss_io_data { struct dss_io_region p0; }; -struct dp_catalog_private { +struct msm_dp_catalog_private { struct device *dev; struct drm_device *drm_dev; struct dss_io_data io; - u32 (*audio_map)[DP_AUDIO_SDP_HEADER_MAX]; - struct dp_catalog dp_catalog; - u8 aux_lut_cfg_index[PHY_AUX_CFG_MAX]; + struct msm_dp_catalog msm_dp_catalog; }; -void dp_catalog_snapshot(struct dp_catalog *dp_catalog, struct msm_disp_state *disp_state) +void msm_dp_catalog_snapshot(struct msm_dp_catalog *msm_dp_catalog, struct msm_disp_state *disp_state) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); struct dss_io_data *dss = &catalog->io; msm_disp_snapshot_add_block(disp_state, dss->ahb.len, dss->ahb.base, "dp_ahb"); @@ -96,12 +94,12 @@ void dp_catalog_snapshot(struct dp_catalog *dp_catalog, struct msm_disp_state *d msm_disp_snapshot_add_block(disp_state, dss->p0.len, dss->p0.base, "dp_p0"); } -static inline u32 dp_read_aux(struct dp_catalog_private *catalog, u32 offset) +static inline u32 msm_dp_read_aux(struct msm_dp_catalog_private *catalog, u32 offset) { return readl_relaxed(catalog->io.aux.base + offset); } -static inline void dp_write_aux(struct dp_catalog_private *catalog, +static inline void msm_dp_write_aux(struct msm_dp_catalog_private *catalog, u32 offset, u32 data) { /* @@ -111,12 +109,12 @@ static inline void dp_write_aux(struct dp_catalog_private *catalog, writel(data, catalog->io.aux.base + offset); } -static inline u32 dp_read_ahb(const struct dp_catalog_private *catalog, u32 offset) +static inline u32 msm_dp_read_ahb(const struct msm_dp_catalog_private *catalog, u32 offset) { return readl_relaxed(catalog->io.ahb.base + offset); } -static inline void dp_write_ahb(struct dp_catalog_private *catalog, +static inline void msm_dp_write_ahb(struct msm_dp_catalog_private *catalog, u32 offset, u32 data) { /* @@ -126,7 +124,7 @@ static inline void dp_write_ahb(struct dp_catalog_private *catalog, writel(data, catalog->io.ahb.base + offset); } -static inline void dp_write_p0(struct dp_catalog_private *catalog, +static inline void msm_dp_write_p0(struct msm_dp_catalog_private *catalog, u32 offset, u32 data) { /* @@ -136,7 +134,7 @@ static inline void dp_write_p0(struct dp_catalog_private *catalog, writel(data, catalog->io.p0.base + offset); } -static inline u32 dp_read_p0(struct dp_catalog_private *catalog, +static inline u32 msm_dp_read_p0(struct msm_dp_catalog_private *catalog, u32 offset) { /* @@ -146,12 +144,12 @@ static inline u32 dp_read_p0(struct dp_catalog_private *catalog, return readl_relaxed(catalog->io.p0.base + offset); } -static inline u32 dp_read_link(struct dp_catalog_private *catalog, u32 offset) +static inline u32 msm_dp_read_link(struct msm_dp_catalog_private *catalog, u32 offset) { return readl_relaxed(catalog->io.link.base + offset); } -static inline void dp_write_link(struct dp_catalog_private *catalog, +static inline void msm_dp_write_link(struct msm_dp_catalog_private *catalog, u32 offset, u32 data) { /* @@ -162,64 +160,64 @@ static inline void dp_write_link(struct dp_catalog_private *catalog, } /* aux related catalog functions */ -u32 dp_catalog_aux_read_data(struct dp_catalog *dp_catalog) +u32 msm_dp_catalog_aux_read_data(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - return dp_read_aux(catalog, REG_DP_AUX_DATA); + return msm_dp_read_aux(catalog, REG_DP_AUX_DATA); } -int dp_catalog_aux_write_data(struct dp_catalog *dp_catalog) +int msm_dp_catalog_aux_write_data(struct msm_dp_catalog *msm_dp_catalog, u32 data) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - dp_write_aux(catalog, REG_DP_AUX_DATA, dp_catalog->aux_data); + msm_dp_write_aux(catalog, REG_DP_AUX_DATA, data); return 0; } -int dp_catalog_aux_write_trans(struct dp_catalog *dp_catalog) +int msm_dp_catalog_aux_write_trans(struct msm_dp_catalog *msm_dp_catalog, u32 data) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - dp_write_aux(catalog, REG_DP_AUX_TRANS_CTRL, dp_catalog->aux_data); + msm_dp_write_aux(catalog, REG_DP_AUX_TRANS_CTRL, data); return 0; } -int dp_catalog_aux_clear_trans(struct dp_catalog *dp_catalog, bool read) +int msm_dp_catalog_aux_clear_trans(struct msm_dp_catalog *msm_dp_catalog, bool read) { u32 data; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); if (read) { - data = dp_read_aux(catalog, REG_DP_AUX_TRANS_CTRL); + data = msm_dp_read_aux(catalog, REG_DP_AUX_TRANS_CTRL); data &= ~DP_AUX_TRANS_CTRL_GO; - dp_write_aux(catalog, REG_DP_AUX_TRANS_CTRL, data); + msm_dp_write_aux(catalog, REG_DP_AUX_TRANS_CTRL, data); } else { - dp_write_aux(catalog, REG_DP_AUX_TRANS_CTRL, 0); + msm_dp_write_aux(catalog, REG_DP_AUX_TRANS_CTRL, 0); } return 0; } -int dp_catalog_aux_clear_hw_interrupts(struct dp_catalog *dp_catalog) +int msm_dp_catalog_aux_clear_hw_interrupts(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - dp_read_aux(catalog, REG_DP_PHY_AUX_INTERRUPT_STATUS); - dp_write_aux(catalog, REG_DP_PHY_AUX_INTERRUPT_CLEAR, 0x1f); - dp_write_aux(catalog, REG_DP_PHY_AUX_INTERRUPT_CLEAR, 0x9f); - dp_write_aux(catalog, REG_DP_PHY_AUX_INTERRUPT_CLEAR, 0); + msm_dp_read_aux(catalog, REG_DP_PHY_AUX_INTERRUPT_STATUS); + msm_dp_write_aux(catalog, REG_DP_PHY_AUX_INTERRUPT_CLEAR, 0x1f); + msm_dp_write_aux(catalog, REG_DP_PHY_AUX_INTERRUPT_CLEAR, 0x9f); + msm_dp_write_aux(catalog, REG_DP_PHY_AUX_INTERRUPT_CLEAR, 0); return 0; } /** - * dp_catalog_aux_reset() - reset AUX controller + * msm_dp_catalog_aux_reset() - reset AUX controller * - * @dp_catalog: DP catalog structure + * @msm_dp_catalog: DP catalog structure * * return: void * @@ -228,102 +226,66 @@ int dp_catalog_aux_clear_hw_interrupts(struct dp_catalog *dp_catalog) * NOTE: reset AUX controller will also clear any pending HPD related interrupts * */ -void dp_catalog_aux_reset(struct dp_catalog *dp_catalog) +void msm_dp_catalog_aux_reset(struct msm_dp_catalog *msm_dp_catalog) { u32 aux_ctrl; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - aux_ctrl = dp_read_aux(catalog, REG_DP_AUX_CTRL); + aux_ctrl = msm_dp_read_aux(catalog, REG_DP_AUX_CTRL); aux_ctrl |= DP_AUX_CTRL_RESET; - dp_write_aux(catalog, REG_DP_AUX_CTRL, aux_ctrl); + msm_dp_write_aux(catalog, REG_DP_AUX_CTRL, aux_ctrl); usleep_range(1000, 1100); /* h/w recommended delay */ aux_ctrl &= ~DP_AUX_CTRL_RESET; - dp_write_aux(catalog, REG_DP_AUX_CTRL, aux_ctrl); + msm_dp_write_aux(catalog, REG_DP_AUX_CTRL, aux_ctrl); } -void dp_catalog_aux_enable(struct dp_catalog *dp_catalog, bool enable) +void msm_dp_catalog_aux_enable(struct msm_dp_catalog *msm_dp_catalog, bool enable) { u32 aux_ctrl; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - aux_ctrl = dp_read_aux(catalog, REG_DP_AUX_CTRL); + aux_ctrl = msm_dp_read_aux(catalog, REG_DP_AUX_CTRL); if (enable) { - dp_write_aux(catalog, REG_DP_TIMEOUT_COUNT, 0xffff); - dp_write_aux(catalog, REG_DP_AUX_LIMITS, 0xffff); + msm_dp_write_aux(catalog, REG_DP_TIMEOUT_COUNT, 0xffff); + msm_dp_write_aux(catalog, REG_DP_AUX_LIMITS, 0xffff); aux_ctrl |= DP_AUX_CTRL_ENABLE; } else { aux_ctrl &= ~DP_AUX_CTRL_ENABLE; } - dp_write_aux(catalog, REG_DP_AUX_CTRL, aux_ctrl); + msm_dp_write_aux(catalog, REG_DP_AUX_CTRL, aux_ctrl); } -int dp_catalog_aux_wait_for_hpd_connect_state(struct dp_catalog *dp_catalog) +int msm_dp_catalog_aux_wait_for_hpd_connect_state(struct msm_dp_catalog *msm_dp_catalog, + unsigned long wait_us) { u32 state; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - /* poll for hpd connected status every 2ms and timeout after 500ms */ + /* poll for hpd connected status every 2ms and timeout after wait_us */ return readl_poll_timeout(catalog->io.aux.base + REG_DP_DP_HPD_INT_STATUS, state, state & DP_DP_HPD_STATE_STATUS_CONNECTED, - 2000, 500000); + min(wait_us, 2000), wait_us); } -static void dump_regs(void __iomem *base, int len) +u32 msm_dp_catalog_aux_get_irq(struct msm_dp_catalog *msm_dp_catalog) { - int i; - u32 x0, x4, x8, xc; - u32 addr_off = 0; - - len = DIV_ROUND_UP(len, 16); - for (i = 0; i < len; i++) { - x0 = readl_relaxed(base + addr_off); - x4 = readl_relaxed(base + addr_off + 0x04); - x8 = readl_relaxed(base + addr_off + 0x08); - xc = readl_relaxed(base + addr_off + 0x0c); - - pr_info("%08x: %08x %08x %08x %08x", addr_off, x0, x4, x8, xc); - addr_off += 16; - } -} - -void dp_catalog_dump_regs(struct dp_catalog *dp_catalog) -{ - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); - struct dss_io_data *io = &catalog->io; - - pr_info("AHB regs\n"); - dump_regs(io->ahb.base, io->ahb.len); - - pr_info("AUXCLK regs\n"); - dump_regs(io->aux.base, io->aux.len); - - pr_info("LCLK regs\n"); - dump_regs(io->link.base, io->link.len); - - pr_info("P0CLK regs\n"); - dump_regs(io->p0.base, io->p0.len); -} - -u32 dp_catalog_aux_get_irq(struct dp_catalog *dp_catalog) -{ - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 intr, intr_ack; - intr = dp_read_ahb(catalog, REG_DP_INTR_STATUS); + intr = msm_dp_read_ahb(catalog, REG_DP_INTR_STATUS); intr &= ~DP_INTERRUPT_STATUS1_MASK; intr_ack = (intr & DP_INTERRUPT_STATUS1) << DP_INTERRUPT_STATUS_ACK_SHIFT; - dp_write_ahb(catalog, REG_DP_INTR_STATUS, intr_ack | + msm_dp_write_ahb(catalog, REG_DP_INTR_STATUS, intr_ack | DP_INTERRUPT_STATUS1_MASK); return intr; @@ -331,40 +293,40 @@ u32 dp_catalog_aux_get_irq(struct dp_catalog *dp_catalog) } /* controller related catalog functions */ -void dp_catalog_ctrl_update_transfer_unit(struct dp_catalog *dp_catalog, - u32 dp_tu, u32 valid_boundary, +void msm_dp_catalog_ctrl_update_transfer_unit(struct msm_dp_catalog *msm_dp_catalog, + u32 msm_dp_tu, u32 valid_boundary, u32 valid_boundary2) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - dp_write_link(catalog, REG_DP_VALID_BOUNDARY, valid_boundary); - dp_write_link(catalog, REG_DP_TU, dp_tu); - dp_write_link(catalog, REG_DP_VALID_BOUNDARY_2, valid_boundary2); + msm_dp_write_link(catalog, REG_DP_VALID_BOUNDARY, valid_boundary); + msm_dp_write_link(catalog, REG_DP_TU, msm_dp_tu); + msm_dp_write_link(catalog, REG_DP_VALID_BOUNDARY_2, valid_boundary2); } -void dp_catalog_ctrl_state_ctrl(struct dp_catalog *dp_catalog, u32 state) +void msm_dp_catalog_ctrl_state_ctrl(struct msm_dp_catalog *msm_dp_catalog, u32 state) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - dp_write_link(catalog, REG_DP_STATE_CTRL, state); + msm_dp_write_link(catalog, REG_DP_STATE_CTRL, state); } -void dp_catalog_ctrl_config_ctrl(struct dp_catalog *dp_catalog, u32 cfg) +void msm_dp_catalog_ctrl_config_ctrl(struct msm_dp_catalog *msm_dp_catalog, u32 cfg) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); drm_dbg_dp(catalog->drm_dev, "DP_CONFIGURATION_CTRL=0x%x\n", cfg); - dp_write_link(catalog, REG_DP_CONFIGURATION_CTRL, cfg); + msm_dp_write_link(catalog, REG_DP_CONFIGURATION_CTRL, cfg); } -void dp_catalog_ctrl_lane_mapping(struct dp_catalog *dp_catalog) +void msm_dp_catalog_ctrl_lane_mapping(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 ln_0 = 0, ln_1 = 1, ln_2 = 2, ln_3 = 3; /* One-to-One mapping */ u32 ln_mapping; @@ -373,71 +335,71 @@ void dp_catalog_ctrl_lane_mapping(struct dp_catalog *dp_catalog) ln_mapping |= ln_2 << LANE2_MAPPING_SHIFT; ln_mapping |= ln_3 << LANE3_MAPPING_SHIFT; - dp_write_link(catalog, REG_DP_LOGICAL2PHYSICAL_LANE_MAPPING, + msm_dp_write_link(catalog, REG_DP_LOGICAL2PHYSICAL_LANE_MAPPING, ln_mapping); } -void dp_catalog_ctrl_psr_mainlink_enable(struct dp_catalog *dp_catalog, +void msm_dp_catalog_ctrl_psr_mainlink_enable(struct msm_dp_catalog *msm_dp_catalog, bool enable) { u32 val; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - val = dp_read_link(catalog, REG_DP_MAINLINK_CTRL); + val = msm_dp_read_link(catalog, REG_DP_MAINLINK_CTRL); if (enable) val |= DP_MAINLINK_CTRL_ENABLE; else val &= ~DP_MAINLINK_CTRL_ENABLE; - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, val); + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, val); } -void dp_catalog_ctrl_mainlink_ctrl(struct dp_catalog *dp_catalog, +void msm_dp_catalog_ctrl_mainlink_ctrl(struct msm_dp_catalog *msm_dp_catalog, bool enable) { u32 mainlink_ctrl; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); drm_dbg_dp(catalog->drm_dev, "enable=%d\n", enable); if (enable) { /* * To make sure link reg writes happens before other operation, - * dp_write_link() function uses writel() + * msm_dp_write_link() function uses writel() */ - mainlink_ctrl = dp_read_link(catalog, REG_DP_MAINLINK_CTRL); + mainlink_ctrl = msm_dp_read_link(catalog, REG_DP_MAINLINK_CTRL); mainlink_ctrl &= ~(DP_MAINLINK_CTRL_RESET | DP_MAINLINK_CTRL_ENABLE); - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); mainlink_ctrl |= DP_MAINLINK_CTRL_RESET; - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); mainlink_ctrl &= ~DP_MAINLINK_CTRL_RESET; - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); mainlink_ctrl |= (DP_MAINLINK_CTRL_ENABLE | DP_MAINLINK_FB_BOUNDARY_SEL); - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); } else { - mainlink_ctrl = dp_read_link(catalog, REG_DP_MAINLINK_CTRL); + mainlink_ctrl = msm_dp_read_link(catalog, REG_DP_MAINLINK_CTRL); mainlink_ctrl &= ~DP_MAINLINK_CTRL_ENABLE; - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); } } -void dp_catalog_ctrl_config_misc(struct dp_catalog *dp_catalog, +void msm_dp_catalog_ctrl_config_misc(struct msm_dp_catalog *msm_dp_catalog, u32 colorimetry_cfg, u32 test_bits_depth) { u32 misc_val; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - misc_val = dp_read_link(catalog, REG_DP_MISC1_MISC0); + misc_val = msm_dp_read_link(catalog, REG_DP_MISC1_MISC0); /* clear bpp bits */ misc_val &= ~(0x07 << DP_MISC0_TEST_BITS_DEPTH_SHIFT); @@ -447,29 +409,29 @@ void dp_catalog_ctrl_config_misc(struct dp_catalog *dp_catalog, misc_val |= DP_MISC0_SYNCHRONOUS_CLK; drm_dbg_dp(catalog->drm_dev, "misc settings = 0x%x\n", misc_val); - dp_write_link(catalog, REG_DP_MISC1_MISC0, misc_val); + msm_dp_write_link(catalog, REG_DP_MISC1_MISC0, misc_val); } -void dp_catalog_setup_peripheral_flush(struct dp_catalog *dp_catalog) +void msm_dp_catalog_setup_peripheral_flush(struct msm_dp_catalog *msm_dp_catalog) { u32 mainlink_ctrl, hw_revision; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - mainlink_ctrl = dp_read_link(catalog, REG_DP_MAINLINK_CTRL); + mainlink_ctrl = msm_dp_read_link(catalog, REG_DP_MAINLINK_CTRL); - hw_revision = dp_catalog_hw_revision(dp_catalog); + hw_revision = msm_dp_catalog_hw_revision(msm_dp_catalog); if (hw_revision >= DP_HW_VERSION_1_2) mainlink_ctrl |= DP_MAINLINK_FLUSH_MODE_SDE_PERIPH_UPDATE; else mainlink_ctrl |= DP_MAINLINK_FLUSH_MODE_UPDATE_SDP; - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, mainlink_ctrl); } -void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, +void msm_dp_catalog_ctrl_config_msa(struct msm_dp_catalog *msm_dp_catalog, u32 rate, u32 stream_rate_khz, - bool fixed_nvid, bool is_ycbcr_420) + bool is_ycbcr_420) { u32 pixel_m, pixel_n; u32 mvid, nvid, pixel_div = 0, dispcc_input_rate; @@ -478,8 +440,8 @@ void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, u32 const link_rate_hbr3 = 810000; unsigned long den, num; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); if (rate == link_rate_hbr3) pixel_div = 6; @@ -522,22 +484,22 @@ void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, nvid *= 3; drm_dbg_dp(catalog->drm_dev, "mvid=0x%x, nvid=0x%x\n", mvid, nvid); - dp_write_link(catalog, REG_DP_SOFTWARE_MVID, mvid); - dp_write_link(catalog, REG_DP_SOFTWARE_NVID, nvid); - dp_write_p0(catalog, MMSS_DP_DSC_DTO, 0x0); + msm_dp_write_link(catalog, REG_DP_SOFTWARE_MVID, mvid); + msm_dp_write_link(catalog, REG_DP_SOFTWARE_NVID, nvid); + msm_dp_write_p0(catalog, MMSS_DP_DSC_DTO, 0x0); } -int dp_catalog_ctrl_set_pattern_state_bit(struct dp_catalog *dp_catalog, +int msm_dp_catalog_ctrl_set_pattern_state_bit(struct msm_dp_catalog *msm_dp_catalog, u32 state_bit) { int bit, ret; u32 data; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); bit = BIT(state_bit - 1); drm_dbg_dp(catalog->drm_dev, "hw: bit=%d train=%d\n", bit, state_bit); - dp_catalog_ctrl_state_ctrl(dp_catalog, bit); + msm_dp_catalog_ctrl_state_ctrl(msm_dp_catalog, bit); bit = BIT(state_bit - 1) << DP_MAINLINK_READY_LINK_TRAINING_SHIFT; @@ -554,25 +516,25 @@ int dp_catalog_ctrl_set_pattern_state_bit(struct dp_catalog *dp_catalog, } /** - * dp_catalog_hw_revision() - retrieve DP hw revision + * msm_dp_catalog_hw_revision() - retrieve DP hw revision * - * @dp_catalog: DP catalog structure + * @msm_dp_catalog: DP catalog structure * * Return: DP controller hw revision * */ -u32 dp_catalog_hw_revision(const struct dp_catalog *dp_catalog) +u32 msm_dp_catalog_hw_revision(const struct msm_dp_catalog *msm_dp_catalog) { - const struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + const struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - return dp_read_ahb(catalog, REG_DP_HW_VERSION); + return msm_dp_read_ahb(catalog, REG_DP_HW_VERSION); } /** - * dp_catalog_ctrl_reset() - reset DP controller + * msm_dp_catalog_ctrl_reset() - reset DP controller * - * @dp_catalog: DP catalog structure + * @msm_dp_catalog: DP catalog structure * * return: void * @@ -581,28 +543,28 @@ u32 dp_catalog_hw_revision(const struct dp_catalog *dp_catalog) * NOTE: reset DP controller will also clear any pending HPD related interrupts * */ -void dp_catalog_ctrl_reset(struct dp_catalog *dp_catalog) +void msm_dp_catalog_ctrl_reset(struct msm_dp_catalog *msm_dp_catalog) { u32 sw_reset; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - sw_reset = dp_read_ahb(catalog, REG_DP_SW_RESET); + sw_reset = msm_dp_read_ahb(catalog, REG_DP_SW_RESET); sw_reset |= DP_SW_RESET; - dp_write_ahb(catalog, REG_DP_SW_RESET, sw_reset); + msm_dp_write_ahb(catalog, REG_DP_SW_RESET, sw_reset); usleep_range(1000, 1100); /* h/w recommended delay */ sw_reset &= ~DP_SW_RESET; - dp_write_ahb(catalog, REG_DP_SW_RESET, sw_reset); + msm_dp_write_ahb(catalog, REG_DP_SW_RESET, sw_reset); } -bool dp_catalog_ctrl_mainlink_ready(struct dp_catalog *dp_catalog) +bool msm_dp_catalog_ctrl_mainlink_ready(struct msm_dp_catalog *msm_dp_catalog) { u32 data; int ret; - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); /* Poll for mainlink ready status */ ret = readl_poll_timeout(catalog->io.link.base + @@ -617,96 +579,96 @@ bool dp_catalog_ctrl_mainlink_ready(struct dp_catalog *dp_catalog) return true; } -void dp_catalog_ctrl_enable_irq(struct dp_catalog *dp_catalog, +void msm_dp_catalog_ctrl_enable_irq(struct msm_dp_catalog *msm_dp_catalog, bool enable) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); if (enable) { - dp_write_ahb(catalog, REG_DP_INTR_STATUS, + msm_dp_write_ahb(catalog, REG_DP_INTR_STATUS, DP_INTERRUPT_STATUS1_MASK); - dp_write_ahb(catalog, REG_DP_INTR_STATUS2, + msm_dp_write_ahb(catalog, REG_DP_INTR_STATUS2, DP_INTERRUPT_STATUS2_MASK); } else { - dp_write_ahb(catalog, REG_DP_INTR_STATUS, 0x00); - dp_write_ahb(catalog, REG_DP_INTR_STATUS2, 0x00); + msm_dp_write_ahb(catalog, REG_DP_INTR_STATUS, 0x00); + msm_dp_write_ahb(catalog, REG_DP_INTR_STATUS2, 0x00); } } -void dp_catalog_hpd_config_intr(struct dp_catalog *dp_catalog, +void msm_dp_catalog_hpd_config_intr(struct msm_dp_catalog *msm_dp_catalog, u32 intr_mask, bool en) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - u32 config = dp_read_aux(catalog, REG_DP_DP_HPD_INT_MASK); + u32 config = msm_dp_read_aux(catalog, REG_DP_DP_HPD_INT_MASK); config = (en ? config | intr_mask : config & ~intr_mask); drm_dbg_dp(catalog->drm_dev, "intr_mask=%#x config=%#x\n", intr_mask, config); - dp_write_aux(catalog, REG_DP_DP_HPD_INT_MASK, + msm_dp_write_aux(catalog, REG_DP_DP_HPD_INT_MASK, config & DP_DP_HPD_INT_MASK); } -void dp_catalog_ctrl_hpd_enable(struct dp_catalog *dp_catalog) +void msm_dp_catalog_ctrl_hpd_enable(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - u32 reftimer = dp_read_aux(catalog, REG_DP_DP_HPD_REFTIMER); + u32 reftimer = msm_dp_read_aux(catalog, REG_DP_DP_HPD_REFTIMER); /* Configure REFTIMER and enable it */ reftimer |= DP_DP_HPD_REFTIMER_ENABLE; - dp_write_aux(catalog, REG_DP_DP_HPD_REFTIMER, reftimer); + msm_dp_write_aux(catalog, REG_DP_DP_HPD_REFTIMER, reftimer); /* Enable HPD */ - dp_write_aux(catalog, REG_DP_DP_HPD_CTRL, DP_DP_HPD_CTRL_HPD_EN); + msm_dp_write_aux(catalog, REG_DP_DP_HPD_CTRL, DP_DP_HPD_CTRL_HPD_EN); } -void dp_catalog_ctrl_hpd_disable(struct dp_catalog *dp_catalog) +void msm_dp_catalog_ctrl_hpd_disable(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - u32 reftimer = dp_read_aux(catalog, REG_DP_DP_HPD_REFTIMER); + u32 reftimer = msm_dp_read_aux(catalog, REG_DP_DP_HPD_REFTIMER); reftimer &= ~DP_DP_HPD_REFTIMER_ENABLE; - dp_write_aux(catalog, REG_DP_DP_HPD_REFTIMER, reftimer); + msm_dp_write_aux(catalog, REG_DP_DP_HPD_REFTIMER, reftimer); - dp_write_aux(catalog, REG_DP_DP_HPD_CTRL, 0); + msm_dp_write_aux(catalog, REG_DP_DP_HPD_CTRL, 0); } -static void dp_catalog_enable_sdp(struct dp_catalog_private *catalog) +static void msm_dp_catalog_enable_sdp(struct msm_dp_catalog_private *catalog) { /* trigger sdp */ - dp_write_link(catalog, MMSS_DP_SDP_CFG3, UPDATE_SDP); - dp_write_link(catalog, MMSS_DP_SDP_CFG3, 0x0); + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG3, UPDATE_SDP); + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG3, 0x0); } -void dp_catalog_ctrl_config_psr(struct dp_catalog *dp_catalog) +void msm_dp_catalog_ctrl_config_psr(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 config; /* enable PSR1 function */ - config = dp_read_link(catalog, REG_PSR_CONFIG); + config = msm_dp_read_link(catalog, REG_PSR_CONFIG); config |= PSR1_SUPPORTED; - dp_write_link(catalog, REG_PSR_CONFIG, config); + msm_dp_write_link(catalog, REG_PSR_CONFIG, config); - dp_write_ahb(catalog, REG_DP_INTR_MASK4, DP_INTERRUPT_MASK4); - dp_catalog_enable_sdp(catalog); + msm_dp_write_ahb(catalog, REG_DP_INTR_MASK4, DP_INTERRUPT_MASK4); + msm_dp_catalog_enable_sdp(catalog); } -void dp_catalog_ctrl_set_psr(struct dp_catalog *dp_catalog, bool enter) +void msm_dp_catalog_ctrl_set_psr(struct msm_dp_catalog *msm_dp_catalog, bool enter) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 cmd; - cmd = dp_read_link(catalog, REG_PSR_CMD); + cmd = msm_dp_read_link(catalog, REG_PSR_CMD); cmd &= ~(PSR_ENTER | PSR_EXIT); @@ -715,17 +677,17 @@ void dp_catalog_ctrl_set_psr(struct dp_catalog *dp_catalog, bool enter) else cmd |= PSR_EXIT; - dp_catalog_enable_sdp(catalog); - dp_write_link(catalog, REG_PSR_CMD, cmd); + msm_dp_catalog_enable_sdp(catalog); + msm_dp_write_link(catalog, REG_PSR_CMD, cmd); } -u32 dp_catalog_link_is_connected(struct dp_catalog *dp_catalog) +u32 msm_dp_catalog_link_is_connected(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 status; - status = dp_read_aux(catalog, REG_DP_DP_HPD_INT_STATUS); + status = msm_dp_read_aux(catalog, REG_DP_DP_HPD_INT_STATUS); drm_dbg_dp(catalog->drm_dev, "aux status: %#x\n", status); status >>= DP_DP_HPD_STATE_STATUS_BITS_SHIFT; status &= DP_DP_HPD_STATE_STATUS_BITS_MASK; @@ -733,16 +695,16 @@ u32 dp_catalog_link_is_connected(struct dp_catalog *dp_catalog) return status; } -u32 dp_catalog_hpd_get_intr_status(struct dp_catalog *dp_catalog) +u32 msm_dp_catalog_hpd_get_intr_status(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); int isr, mask; - isr = dp_read_aux(catalog, REG_DP_DP_HPD_INT_STATUS); - dp_write_aux(catalog, REG_DP_DP_HPD_INT_ACK, + isr = msm_dp_read_aux(catalog, REG_DP_DP_HPD_INT_STATUS); + msm_dp_write_aux(catalog, REG_DP_DP_HPD_INT_ACK, (isr & DP_DP_HPD_INT_MASK)); - mask = dp_read_aux(catalog, REG_DP_DP_HPD_INT_MASK); + mask = msm_dp_read_aux(catalog, REG_DP_DP_HPD_INT_MASK); /* * We only want to return interrupts that are unmasked to the caller. @@ -754,115 +716,115 @@ u32 dp_catalog_hpd_get_intr_status(struct dp_catalog *dp_catalog) return isr & (mask | ~DP_DP_HPD_INT_MASK); } -u32 dp_catalog_ctrl_read_psr_interrupt_status(struct dp_catalog *dp_catalog) +u32 msm_dp_catalog_ctrl_read_psr_interrupt_status(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 intr, intr_ack; - intr = dp_read_ahb(catalog, REG_DP_INTR_STATUS4); + intr = msm_dp_read_ahb(catalog, REG_DP_INTR_STATUS4); intr_ack = (intr & DP_INTERRUPT_STATUS4) << DP_INTERRUPT_STATUS_ACK_SHIFT; - dp_write_ahb(catalog, REG_DP_INTR_STATUS4, intr_ack); + msm_dp_write_ahb(catalog, REG_DP_INTR_STATUS4, intr_ack); return intr; } -int dp_catalog_ctrl_get_interrupt(struct dp_catalog *dp_catalog) +int msm_dp_catalog_ctrl_get_interrupt(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 intr, intr_ack; - intr = dp_read_ahb(catalog, REG_DP_INTR_STATUS2); + intr = msm_dp_read_ahb(catalog, REG_DP_INTR_STATUS2); intr &= ~DP_INTERRUPT_STATUS2_MASK; intr_ack = (intr & DP_INTERRUPT_STATUS2) << DP_INTERRUPT_STATUS_ACK_SHIFT; - dp_write_ahb(catalog, REG_DP_INTR_STATUS2, + msm_dp_write_ahb(catalog, REG_DP_INTR_STATUS2, intr_ack | DP_INTERRUPT_STATUS2_MASK); return intr; } -void dp_catalog_ctrl_phy_reset(struct dp_catalog *dp_catalog) +void msm_dp_catalog_ctrl_phy_reset(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - dp_write_ahb(catalog, REG_DP_PHY_CTRL, + msm_dp_write_ahb(catalog, REG_DP_PHY_CTRL, DP_PHY_CTRL_SW_RESET | DP_PHY_CTRL_SW_RESET_PLL); usleep_range(1000, 1100); /* h/w recommended delay */ - dp_write_ahb(catalog, REG_DP_PHY_CTRL, 0x0); + msm_dp_write_ahb(catalog, REG_DP_PHY_CTRL, 0x0); } -void dp_catalog_ctrl_send_phy_pattern(struct dp_catalog *dp_catalog, +void msm_dp_catalog_ctrl_send_phy_pattern(struct msm_dp_catalog *msm_dp_catalog, u32 pattern) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 value = 0x0; /* Make sure to clear the current pattern before starting a new one */ - dp_write_link(catalog, REG_DP_STATE_CTRL, 0x0); + msm_dp_write_link(catalog, REG_DP_STATE_CTRL, 0x0); drm_dbg_dp(catalog->drm_dev, "pattern: %#x\n", pattern); switch (pattern) { case DP_PHY_TEST_PATTERN_D10_2: - dp_write_link(catalog, REG_DP_STATE_CTRL, + msm_dp_write_link(catalog, REG_DP_STATE_CTRL, DP_STATE_CTRL_LINK_TRAINING_PATTERN1); break; case DP_PHY_TEST_PATTERN_ERROR_COUNT: value &= ~(1 << 16); - dp_write_link(catalog, REG_DP_HBR2_COMPLIANCE_SCRAMBLER_RESET, + msm_dp_write_link(catalog, REG_DP_HBR2_COMPLIANCE_SCRAMBLER_RESET, value); value |= SCRAMBLER_RESET_COUNT_VALUE; - dp_write_link(catalog, REG_DP_HBR2_COMPLIANCE_SCRAMBLER_RESET, + msm_dp_write_link(catalog, REG_DP_HBR2_COMPLIANCE_SCRAMBLER_RESET, value); - dp_write_link(catalog, REG_DP_MAINLINK_LEVELS, + msm_dp_write_link(catalog, REG_DP_MAINLINK_LEVELS, DP_MAINLINK_SAFE_TO_EXIT_LEVEL_2); - dp_write_link(catalog, REG_DP_STATE_CTRL, + msm_dp_write_link(catalog, REG_DP_STATE_CTRL, DP_STATE_CTRL_LINK_SYMBOL_ERR_MEASURE); break; case DP_PHY_TEST_PATTERN_PRBS7: - dp_write_link(catalog, REG_DP_STATE_CTRL, + msm_dp_write_link(catalog, REG_DP_STATE_CTRL, DP_STATE_CTRL_LINK_PRBS7); break; case DP_PHY_TEST_PATTERN_80BIT_CUSTOM: - dp_write_link(catalog, REG_DP_STATE_CTRL, + msm_dp_write_link(catalog, REG_DP_STATE_CTRL, DP_STATE_CTRL_LINK_TEST_CUSTOM_PATTERN); /* 00111110000011111000001111100000 */ - dp_write_link(catalog, REG_DP_TEST_80BIT_CUSTOM_PATTERN_REG0, + msm_dp_write_link(catalog, REG_DP_TEST_80BIT_CUSTOM_PATTERN_REG0, 0x3E0F83E0); /* 00001111100000111110000011111000 */ - dp_write_link(catalog, REG_DP_TEST_80BIT_CUSTOM_PATTERN_REG1, + msm_dp_write_link(catalog, REG_DP_TEST_80BIT_CUSTOM_PATTERN_REG1, 0x0F83E0F8); /* 1111100000111110 */ - dp_write_link(catalog, REG_DP_TEST_80BIT_CUSTOM_PATTERN_REG2, + msm_dp_write_link(catalog, REG_DP_TEST_80BIT_CUSTOM_PATTERN_REG2, 0x0000F83E); break; case DP_PHY_TEST_PATTERN_CP2520: - value = dp_read_link(catalog, REG_DP_MAINLINK_CTRL); + value = msm_dp_read_link(catalog, REG_DP_MAINLINK_CTRL); value &= ~DP_MAINLINK_CTRL_SW_BYPASS_SCRAMBLER; - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, value); + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, value); value = DP_HBR2_ERM_PATTERN; - dp_write_link(catalog, REG_DP_HBR2_COMPLIANCE_SCRAMBLER_RESET, + msm_dp_write_link(catalog, REG_DP_HBR2_COMPLIANCE_SCRAMBLER_RESET, value); value |= SCRAMBLER_RESET_COUNT_VALUE; - dp_write_link(catalog, REG_DP_HBR2_COMPLIANCE_SCRAMBLER_RESET, + msm_dp_write_link(catalog, REG_DP_HBR2_COMPLIANCE_SCRAMBLER_RESET, value); - dp_write_link(catalog, REG_DP_MAINLINK_LEVELS, + msm_dp_write_link(catalog, REG_DP_MAINLINK_LEVELS, DP_MAINLINK_SAFE_TO_EXIT_LEVEL_2); - dp_write_link(catalog, REG_DP_STATE_CTRL, + msm_dp_write_link(catalog, REG_DP_STATE_CTRL, DP_STATE_CTRL_LINK_SYMBOL_ERR_MEASURE); - value = dp_read_link(catalog, REG_DP_MAINLINK_CTRL); + value = msm_dp_read_link(catalog, REG_DP_MAINLINK_CTRL); value |= DP_MAINLINK_CTRL_ENABLE; - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, value); + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, value); break; case DP_PHY_TEST_PATTERN_SEL_MASK: - dp_write_link(catalog, REG_DP_MAINLINK_CTRL, + msm_dp_write_link(catalog, REG_DP_MAINLINK_CTRL, DP_MAINLINK_CTRL_ENABLE); - dp_write_link(catalog, REG_DP_STATE_CTRL, + msm_dp_write_link(catalog, REG_DP_STATE_CTRL, DP_STATE_CTRL_LINK_TRAINING_PATTERN4); break; default: @@ -872,96 +834,94 @@ void dp_catalog_ctrl_send_phy_pattern(struct dp_catalog *dp_catalog, } } -u32 dp_catalog_ctrl_read_phy_pattern(struct dp_catalog *dp_catalog) +u32 msm_dp_catalog_ctrl_read_phy_pattern(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - return dp_read_link(catalog, REG_DP_MAINLINK_READY); + return msm_dp_read_link(catalog, REG_DP_MAINLINK_READY); } /* panel related catalog functions */ -int dp_catalog_panel_timing_cfg(struct dp_catalog *dp_catalog) +int msm_dp_catalog_panel_timing_cfg(struct msm_dp_catalog *msm_dp_catalog, u32 total, + u32 sync_start, u32 width_blanking, u32 msm_dp_active) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 reg; - dp_write_link(catalog, REG_DP_TOTAL_HOR_VER, - dp_catalog->total); - dp_write_link(catalog, REG_DP_START_HOR_VER_FROM_SYNC, - dp_catalog->sync_start); - dp_write_link(catalog, REG_DP_HSYNC_VSYNC_WIDTH_POLARITY, - dp_catalog->width_blanking); - dp_write_link(catalog, REG_DP_ACTIVE_HOR_VER, dp_catalog->dp_active); + msm_dp_write_link(catalog, REG_DP_TOTAL_HOR_VER, total); + msm_dp_write_link(catalog, REG_DP_START_HOR_VER_FROM_SYNC, sync_start); + msm_dp_write_link(catalog, REG_DP_HSYNC_VSYNC_WIDTH_POLARITY, width_blanking); + msm_dp_write_link(catalog, REG_DP_ACTIVE_HOR_VER, msm_dp_active); - reg = dp_read_p0(catalog, MMSS_DP_INTF_CONFIG); + reg = msm_dp_read_p0(catalog, MMSS_DP_INTF_CONFIG); - if (dp_catalog->wide_bus_en) + if (msm_dp_catalog->wide_bus_en) reg |= DP_INTF_CONFIG_DATABUS_WIDEN; else reg &= ~DP_INTF_CONFIG_DATABUS_WIDEN; - DRM_DEBUG_DP("wide_bus_en=%d reg=%#x\n", dp_catalog->wide_bus_en, reg); + DRM_DEBUG_DP("wide_bus_en=%d reg=%#x\n", msm_dp_catalog->wide_bus_en, reg); - dp_write_p0(catalog, MMSS_DP_INTF_CONFIG, reg); + msm_dp_write_p0(catalog, MMSS_DP_INTF_CONFIG, reg); return 0; } -static void dp_catalog_panel_send_vsc_sdp(struct dp_catalog *dp_catalog, struct dp_sdp *vsc_sdp) +static void msm_dp_catalog_panel_send_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog, struct dp_sdp *vsc_sdp) { - struct dp_catalog_private *catalog; + struct msm_dp_catalog_private *catalog; u32 header[2]; u32 val; int i; - catalog = container_of(dp_catalog, struct dp_catalog_private, dp_catalog); + catalog = container_of(msm_dp_catalog, struct msm_dp_catalog_private, msm_dp_catalog); - dp_utils_pack_sdp_header(&vsc_sdp->sdp_header, header); + msm_dp_utils_pack_sdp_header(&vsc_sdp->sdp_header, header); - dp_write_link(catalog, MMSS_DP_GENERIC0_0, header[0]); - dp_write_link(catalog, MMSS_DP_GENERIC0_1, header[1]); + msm_dp_write_link(catalog, MMSS_DP_GENERIC0_0, header[0]); + msm_dp_write_link(catalog, MMSS_DP_GENERIC0_1, header[1]); for (i = 0; i < sizeof(vsc_sdp->db); i += 4) { val = ((vsc_sdp->db[i]) | (vsc_sdp->db[i + 1] << 8) | (vsc_sdp->db[i + 2] << 16) | (vsc_sdp->db[i + 3] << 24)); - dp_write_link(catalog, MMSS_DP_GENERIC0_2 + i, val); + msm_dp_write_link(catalog, MMSS_DP_GENERIC0_2 + i, val); } } -static void dp_catalog_panel_update_sdp(struct dp_catalog *dp_catalog) +static void msm_dp_catalog_panel_update_sdp(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog; + struct msm_dp_catalog_private *catalog; u32 hw_revision; - catalog = container_of(dp_catalog, struct dp_catalog_private, dp_catalog); + catalog = container_of(msm_dp_catalog, struct msm_dp_catalog_private, msm_dp_catalog); - hw_revision = dp_catalog_hw_revision(dp_catalog); + hw_revision = msm_dp_catalog_hw_revision(msm_dp_catalog); if (hw_revision < DP_HW_VERSION_1_2 && hw_revision >= DP_HW_VERSION_1_0) { - dp_write_link(catalog, MMSS_DP_SDP_CFG3, 0x01); - dp_write_link(catalog, MMSS_DP_SDP_CFG3, 0x00); + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG3, 0x01); + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG3, 0x00); } } -void dp_catalog_panel_enable_vsc_sdp(struct dp_catalog *dp_catalog, struct dp_sdp *vsc_sdp) +void msm_dp_catalog_panel_enable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog, struct dp_sdp *vsc_sdp) { - struct dp_catalog_private *catalog; + struct msm_dp_catalog_private *catalog; u32 cfg, cfg2, misc; - catalog = container_of(dp_catalog, struct dp_catalog_private, dp_catalog); + catalog = container_of(msm_dp_catalog, struct msm_dp_catalog_private, msm_dp_catalog); - cfg = dp_read_link(catalog, MMSS_DP_SDP_CFG); - cfg2 = dp_read_link(catalog, MMSS_DP_SDP_CFG2); - misc = dp_read_link(catalog, REG_DP_MISC1_MISC0); + cfg = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG); + cfg2 = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG2); + misc = msm_dp_read_link(catalog, REG_DP_MISC1_MISC0); cfg |= GEN0_SDP_EN; - dp_write_link(catalog, MMSS_DP_SDP_CFG, cfg); + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG, cfg); cfg2 |= GENERIC0_SDPSIZE_VALID; - dp_write_link(catalog, MMSS_DP_SDP_CFG2, cfg2); + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG2, cfg2); - dp_catalog_panel_send_vsc_sdp(dp_catalog, vsc_sdp); + msm_dp_catalog_panel_send_vsc_sdp(msm_dp_catalog, vsc_sdp); /* indicates presence of VSC (BIT(6) of MISC1) */ misc |= DP_MISC1_VSC_SDP; @@ -969,27 +929,27 @@ void dp_catalog_panel_enable_vsc_sdp(struct dp_catalog *dp_catalog, struct dp_sd drm_dbg_dp(catalog->drm_dev, "vsc sdp enable=1\n"); pr_debug("misc settings = 0x%x\n", misc); - dp_write_link(catalog, REG_DP_MISC1_MISC0, misc); + msm_dp_write_link(catalog, REG_DP_MISC1_MISC0, misc); - dp_catalog_panel_update_sdp(dp_catalog); + msm_dp_catalog_panel_update_sdp(msm_dp_catalog); } -void dp_catalog_panel_disable_vsc_sdp(struct dp_catalog *dp_catalog) +void msm_dp_catalog_panel_disable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog; + struct msm_dp_catalog_private *catalog; u32 cfg, cfg2, misc; - catalog = container_of(dp_catalog, struct dp_catalog_private, dp_catalog); + catalog = container_of(msm_dp_catalog, struct msm_dp_catalog_private, msm_dp_catalog); - cfg = dp_read_link(catalog, MMSS_DP_SDP_CFG); - cfg2 = dp_read_link(catalog, MMSS_DP_SDP_CFG2); - misc = dp_read_link(catalog, REG_DP_MISC1_MISC0); + cfg = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG); + cfg2 = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG2); + misc = msm_dp_read_link(catalog, REG_DP_MISC1_MISC0); cfg &= ~GEN0_SDP_EN; - dp_write_link(catalog, MMSS_DP_SDP_CFG, cfg); + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG, cfg); cfg2 &= ~GENERIC0_SDPSIZE_VALID; - dp_write_link(catalog, MMSS_DP_SDP_CFG2, cfg2); + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG2, cfg2); /* switch back to MSA */ misc &= ~DP_MISC1_VSC_SDP; @@ -997,16 +957,16 @@ void dp_catalog_panel_disable_vsc_sdp(struct dp_catalog *dp_catalog) drm_dbg_dp(catalog->drm_dev, "vsc sdp enable=0\n"); pr_debug("misc settings = 0x%x\n", misc); - dp_write_link(catalog, REG_DP_MISC1_MISC0, misc); + msm_dp_write_link(catalog, REG_DP_MISC1_MISC0, misc); - dp_catalog_panel_update_sdp(dp_catalog); + msm_dp_catalog_panel_update_sdp(msm_dp_catalog); } -void dp_catalog_panel_tpg_enable(struct dp_catalog *dp_catalog, +void msm_dp_catalog_panel_tpg_enable(struct msm_dp_catalog *msm_dp_catalog, struct drm_display_mode *drm_mode) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); u32 hsync_period, vsync_period; u32 display_v_start, display_v_end; u32 hsync_start_x, hsync_end_x; @@ -1038,49 +998,48 @@ void dp_catalog_panel_tpg_enable(struct dp_catalog *dp_catalog, display_hctl = (hsync_end_x << 16) | hsync_start_x; - dp_write_p0(catalog, MMSS_DP_INTF_CONFIG, 0x0); - dp_write_p0(catalog, MMSS_DP_INTF_HSYNC_CTL, hsync_ctl); - dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PERIOD_F0, vsync_period * + msm_dp_write_p0(catalog, MMSS_DP_INTF_HSYNC_CTL, hsync_ctl); + msm_dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PERIOD_F0, vsync_period * hsync_period); - dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PULSE_WIDTH_F0, v_sync_width * + msm_dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PULSE_WIDTH_F0, v_sync_width * hsync_period); - dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PERIOD_F1, 0); - dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PULSE_WIDTH_F1, 0); - dp_write_p0(catalog, MMSS_DP_INTF_DISPLAY_HCTL, display_hctl); - dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_HCTL, 0); - dp_write_p0(catalog, MMSS_INTF_DISPLAY_V_START_F0, display_v_start); - dp_write_p0(catalog, MMSS_DP_INTF_DISPLAY_V_END_F0, display_v_end); - dp_write_p0(catalog, MMSS_INTF_DISPLAY_V_START_F1, 0); - dp_write_p0(catalog, MMSS_DP_INTF_DISPLAY_V_END_F1, 0); - dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_START_F0, 0); - dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_END_F0, 0); - dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_START_F1, 0); - dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_END_F1, 0); - dp_write_p0(catalog, MMSS_DP_INTF_POLARITY_CTL, 0); - - dp_write_p0(catalog, MMSS_DP_TPG_MAIN_CONTROL, + msm_dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PERIOD_F1, 0); + msm_dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PULSE_WIDTH_F1, 0); + msm_dp_write_p0(catalog, MMSS_DP_INTF_DISPLAY_HCTL, display_hctl); + msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_HCTL, 0); + msm_dp_write_p0(catalog, MMSS_INTF_DISPLAY_V_START_F0, display_v_start); + msm_dp_write_p0(catalog, MMSS_DP_INTF_DISPLAY_V_END_F0, display_v_end); + msm_dp_write_p0(catalog, MMSS_INTF_DISPLAY_V_START_F1, 0); + msm_dp_write_p0(catalog, MMSS_DP_INTF_DISPLAY_V_END_F1, 0); + msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_START_F0, 0); + msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_END_F0, 0); + msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_START_F1, 0); + msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_END_F1, 0); + msm_dp_write_p0(catalog, MMSS_DP_INTF_POLARITY_CTL, 0); + + msm_dp_write_p0(catalog, MMSS_DP_TPG_MAIN_CONTROL, DP_TPG_CHECKERED_RECT_PATTERN); - dp_write_p0(catalog, MMSS_DP_TPG_VIDEO_CONFIG, + msm_dp_write_p0(catalog, MMSS_DP_TPG_VIDEO_CONFIG, DP_TPG_VIDEO_CONFIG_BPP_8BIT | DP_TPG_VIDEO_CONFIG_RGB); - dp_write_p0(catalog, MMSS_DP_BIST_ENABLE, + msm_dp_write_p0(catalog, MMSS_DP_BIST_ENABLE, DP_BIST_ENABLE_DPBIST_EN); - dp_write_p0(catalog, MMSS_DP_TIMING_ENGINE_EN, + msm_dp_write_p0(catalog, MMSS_DP_TIMING_ENGINE_EN, DP_TIMING_ENGINE_EN_EN); drm_dbg_dp(catalog->drm_dev, "%s: enabled tpg\n", __func__); } -void dp_catalog_panel_tpg_disable(struct dp_catalog *dp_catalog) +void msm_dp_catalog_panel_tpg_disable(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - dp_write_p0(catalog, MMSS_DP_TPG_MAIN_CONTROL, 0x0); - dp_write_p0(catalog, MMSS_DP_BIST_ENABLE, 0x0); - dp_write_p0(catalog, MMSS_DP_TIMING_ENGINE_EN, 0x0); + msm_dp_write_p0(catalog, MMSS_DP_TPG_MAIN_CONTROL, 0x0); + msm_dp_write_p0(catalog, MMSS_DP_BIST_ENABLE, 0x0); + msm_dp_write_p0(catalog, MMSS_DP_TIMING_ENGINE_EN, 0x0); } -static void __iomem *dp_ioremap(struct platform_device *pdev, int idx, size_t *len) +static void __iomem *msm_dp_ioremap(struct platform_device *pdev, int idx, size_t *len) { struct resource *res; void __iomem *base; @@ -1092,21 +1051,21 @@ static void __iomem *dp_ioremap(struct platform_device *pdev, int idx, size_t *l return base; } -static int dp_catalog_get_io(struct dp_catalog_private *catalog) +static int msm_dp_catalog_get_io(struct msm_dp_catalog_private *catalog) { struct platform_device *pdev = to_platform_device(catalog->dev); struct dss_io_data *dss = &catalog->io; - dss->ahb.base = dp_ioremap(pdev, 0, &dss->ahb.len); + dss->ahb.base = msm_dp_ioremap(pdev, 0, &dss->ahb.len); if (IS_ERR(dss->ahb.base)) return PTR_ERR(dss->ahb.base); - dss->aux.base = dp_ioremap(pdev, 1, &dss->aux.len); + dss->aux.base = msm_dp_ioremap(pdev, 1, &dss->aux.len); if (IS_ERR(dss->aux.base)) { /* * The initial binding had a single reg, but in order to * support variation in the sub-region sizes this was split. - * dp_ioremap() will fail with -EINVAL here if only a single + * msm_dp_ioremap() will fail with -EINVAL here if only a single * reg is specified, so fill in the sub-region offsets and * lengths based on this single region. */ @@ -1128,13 +1087,13 @@ static int dp_catalog_get_io(struct dp_catalog_private *catalog) return PTR_ERR(dss->aux.base); } } else { - dss->link.base = dp_ioremap(pdev, 2, &dss->link.len); + dss->link.base = msm_dp_ioremap(pdev, 2, &dss->link.len); if (IS_ERR(dss->link.base)) { DRM_ERROR("unable to remap link region: %pe\n", dss->link.base); return PTR_ERR(dss->link.base); } - dss->p0.base = dp_ioremap(pdev, 3, &dss->p0.len); + dss->p0.base = msm_dp_ioremap(pdev, 3, &dss->p0.len); if (IS_ERR(dss->p0.base)) { DRM_ERROR("unable to remap p0 region: %pe\n", dss->p0.base); return PTR_ERR(dss->p0.base); @@ -1144,9 +1103,9 @@ static int dp_catalog_get_io(struct dp_catalog_private *catalog) return 0; } -struct dp_catalog *dp_catalog_get(struct device *dev) +struct msm_dp_catalog *msm_dp_catalog_get(struct device *dev) { - struct dp_catalog_private *catalog; + struct msm_dp_catalog_private *catalog; int ret; catalog = devm_kzalloc(dev, sizeof(*catalog), GFP_KERNEL); @@ -1155,90 +1114,115 @@ struct dp_catalog *dp_catalog_get(struct device *dev) catalog->dev = dev; - ret = dp_catalog_get_io(catalog); + ret = msm_dp_catalog_get_io(catalog); if (ret) return ERR_PTR(ret); - return &catalog->dp_catalog; + return &catalog->msm_dp_catalog; } -void dp_catalog_audio_get_header(struct dp_catalog *dp_catalog) +void msm_dp_catalog_write_audio_stream(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr) { - struct dp_catalog_private *catalog; - u32 (*sdp_map)[DP_AUDIO_SDP_HEADER_MAX]; - enum dp_catalog_audio_sdp_type sdp; - enum dp_catalog_audio_header_type header; + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); + u32 header[2]; - if (!dp_catalog) - return; + msm_dp_utils_pack_sdp_header(sdp_hdr, header); + + msm_dp_write_link(catalog, MMSS_DP_AUDIO_STREAM_0, header[0]); + msm_dp_write_link(catalog, MMSS_DP_AUDIO_STREAM_1, header[1]); +} + +void msm_dp_catalog_write_audio_timestamp(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr) +{ + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); + u32 header[2]; + + msm_dp_utils_pack_sdp_header(sdp_hdr, header); - catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + msm_dp_write_link(catalog, MMSS_DP_AUDIO_TIMESTAMP_0, header[0]); + msm_dp_write_link(catalog, MMSS_DP_AUDIO_TIMESTAMP_1, header[1]); +} - sdp_map = catalog->audio_map; - sdp = dp_catalog->sdp_type; - header = dp_catalog->sdp_header; +void msm_dp_catalog_write_audio_infoframe(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr) +{ + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); + u32 header[2]; - dp_catalog->audio_data = dp_read_link(catalog, - sdp_map[sdp][header]); + msm_dp_utils_pack_sdp_header(sdp_hdr, header); + + msm_dp_write_link(catalog, MMSS_DP_AUDIO_INFOFRAME_0, header[0]); + msm_dp_write_link(catalog, MMSS_DP_AUDIO_INFOFRAME_1, header[1]); } -void dp_catalog_audio_set_header(struct dp_catalog *dp_catalog) +void msm_dp_catalog_write_audio_copy_mgmt(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr) { - struct dp_catalog_private *catalog; - u32 (*sdp_map)[DP_AUDIO_SDP_HEADER_MAX]; - enum dp_catalog_audio_sdp_type sdp; - enum dp_catalog_audio_header_type header; - u32 data; + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); + u32 header[2]; - if (!dp_catalog) - return; + msm_dp_utils_pack_sdp_header(sdp_hdr, header); - catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + msm_dp_write_link(catalog, MMSS_DP_AUDIO_COPYMANAGEMENT_0, header[0]); + msm_dp_write_link(catalog, MMSS_DP_AUDIO_COPYMANAGEMENT_1, header[1]); +} + +void msm_dp_catalog_write_audio_isrc(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr) +{ + struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); + struct dp_sdp_header tmp = *sdp_hdr; + u32 header[2]; + u32 reg; - sdp_map = catalog->audio_map; - sdp = dp_catalog->sdp_type; - header = dp_catalog->sdp_header; - data = dp_catalog->audio_data; + /* XXX: is it necessary to preserve this field? */ + reg = msm_dp_read_link(catalog, MMSS_DP_AUDIO_ISRC_1); + tmp.HB3 = FIELD_GET(HEADER_3_MASK, reg); - dp_write_link(catalog, sdp_map[sdp][header], data); + msm_dp_utils_pack_sdp_header(&tmp, header); + + msm_dp_write_link(catalog, MMSS_DP_AUDIO_ISRC_0, header[0]); + msm_dp_write_link(catalog, MMSS_DP_AUDIO_ISRC_1, header[1]); } -void dp_catalog_audio_config_acr(struct dp_catalog *dp_catalog) +void msm_dp_catalog_audio_config_acr(struct msm_dp_catalog *msm_dp_catalog, u32 select) { - struct dp_catalog_private *catalog; - u32 acr_ctrl, select; + struct msm_dp_catalog_private *catalog; + u32 acr_ctrl; - if (!dp_catalog) + if (!msm_dp_catalog) return; - catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - select = dp_catalog->audio_data; acr_ctrl = select << 4 | BIT(31) | BIT(8) | BIT(14); drm_dbg_dp(catalog->drm_dev, "select: %#x, acr_ctrl: %#x\n", select, acr_ctrl); - dp_write_link(catalog, MMSS_DP_AUDIO_ACR_CTRL, acr_ctrl); + msm_dp_write_link(catalog, MMSS_DP_AUDIO_ACR_CTRL, acr_ctrl); } -void dp_catalog_audio_enable(struct dp_catalog *dp_catalog) +void msm_dp_catalog_audio_enable(struct msm_dp_catalog *msm_dp_catalog, bool enable) { - struct dp_catalog_private *catalog; - bool enable; + struct msm_dp_catalog_private *catalog; u32 audio_ctrl; - if (!dp_catalog) + if (!msm_dp_catalog) return; - catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - enable = !!dp_catalog->audio_data; - audio_ctrl = dp_read_link(catalog, MMSS_DP_AUDIO_CFG); + audio_ctrl = msm_dp_read_link(catalog, MMSS_DP_AUDIO_CFG); if (enable) audio_ctrl |= BIT(0); @@ -1247,24 +1231,24 @@ void dp_catalog_audio_enable(struct dp_catalog *dp_catalog) drm_dbg_dp(catalog->drm_dev, "dp_audio_cfg = 0x%x\n", audio_ctrl); - dp_write_link(catalog, MMSS_DP_AUDIO_CFG, audio_ctrl); + msm_dp_write_link(catalog, MMSS_DP_AUDIO_CFG, audio_ctrl); /* make sure audio engine is disabled */ wmb(); } -void dp_catalog_audio_config_sdp(struct dp_catalog *dp_catalog) +void msm_dp_catalog_audio_config_sdp(struct msm_dp_catalog *msm_dp_catalog) { - struct dp_catalog_private *catalog; + struct msm_dp_catalog_private *catalog; u32 sdp_cfg = 0; u32 sdp_cfg2 = 0; - if (!dp_catalog) + if (!msm_dp_catalog) return; - catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - sdp_cfg = dp_read_link(catalog, MMSS_DP_SDP_CFG); + sdp_cfg = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG); /* AUDIO_TIMESTAMP_SDP_EN */ sdp_cfg |= BIT(1); /* AUDIO_STREAM_SDP_EN */ @@ -1278,9 +1262,9 @@ void dp_catalog_audio_config_sdp(struct dp_catalog *dp_catalog) drm_dbg_dp(catalog->drm_dev, "sdp_cfg = 0x%x\n", sdp_cfg); - dp_write_link(catalog, MMSS_DP_SDP_CFG, sdp_cfg); + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG, sdp_cfg); - sdp_cfg2 = dp_read_link(catalog, MMSS_DP_SDP_CFG2); + sdp_cfg2 = msm_dp_read_link(catalog, MMSS_DP_SDP_CFG2); /* IFRM_REGSRC -> Do not use reg values */ sdp_cfg2 &= ~BIT(0); /* AUDIO_STREAM_HB3_REGSRC-> Do not use reg values */ @@ -1288,63 +1272,21 @@ void dp_catalog_audio_config_sdp(struct dp_catalog *dp_catalog) drm_dbg_dp(catalog->drm_dev, "sdp_cfg2 = 0x%x\n", sdp_cfg2); - dp_write_link(catalog, MMSS_DP_SDP_CFG2, sdp_cfg2); -} - -void dp_catalog_audio_init(struct dp_catalog *dp_catalog) -{ - struct dp_catalog_private *catalog; - - static u32 sdp_map[][DP_AUDIO_SDP_HEADER_MAX] = { - { - MMSS_DP_AUDIO_STREAM_0, - MMSS_DP_AUDIO_STREAM_1, - MMSS_DP_AUDIO_STREAM_1, - }, - { - MMSS_DP_AUDIO_TIMESTAMP_0, - MMSS_DP_AUDIO_TIMESTAMP_1, - MMSS_DP_AUDIO_TIMESTAMP_1, - }, - { - MMSS_DP_AUDIO_INFOFRAME_0, - MMSS_DP_AUDIO_INFOFRAME_1, - MMSS_DP_AUDIO_INFOFRAME_1, - }, - { - MMSS_DP_AUDIO_COPYMANAGEMENT_0, - MMSS_DP_AUDIO_COPYMANAGEMENT_1, - MMSS_DP_AUDIO_COPYMANAGEMENT_1, - }, - { - MMSS_DP_AUDIO_ISRC_0, - MMSS_DP_AUDIO_ISRC_1, - MMSS_DP_AUDIO_ISRC_1, - }, - }; - - if (!dp_catalog) - return; - - catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); - - catalog->audio_map = sdp_map; + msm_dp_write_link(catalog, MMSS_DP_SDP_CFG2, sdp_cfg2); } -void dp_catalog_audio_sfe_level(struct dp_catalog *dp_catalog) +void msm_dp_catalog_audio_sfe_level(struct msm_dp_catalog *msm_dp_catalog, u32 safe_to_exit_level) { - struct dp_catalog_private *catalog; - u32 mainlink_levels, safe_to_exit_level; + struct msm_dp_catalog_private *catalog; + u32 mainlink_levels; - if (!dp_catalog) + if (!msm_dp_catalog) return; - catalog = container_of(dp_catalog, - struct dp_catalog_private, dp_catalog); + catalog = container_of(msm_dp_catalog, + struct msm_dp_catalog_private, msm_dp_catalog); - safe_to_exit_level = dp_catalog->audio_data; - mainlink_levels = dp_read_link(catalog, REG_DP_MAINLINK_LEVELS); + mainlink_levels = msm_dp_read_link(catalog, REG_DP_MAINLINK_LEVELS); mainlink_levels &= 0xFE0; mainlink_levels |= safe_to_exit_level; @@ -1352,5 +1294,5 @@ void dp_catalog_audio_sfe_level(struct dp_catalog *dp_catalog) "mainlink_level = 0x%x, safe_to_exit_level = 0x%x\n", mainlink_levels, safe_to_exit_level); - dp_write_link(catalog, REG_DP_MAINLINK_LEVELS, mainlink_levels); + msm_dp_write_link(catalog, REG_DP_MAINLINK_LEVELS, mainlink_levels); } diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.h b/drivers/gpu/drm/msm/dp/dp_catalog.h index 75ec290127c7..6678b0ac9a67 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.h +++ b/drivers/gpu/drm/msm/dp/dp_catalog.h @@ -28,119 +28,86 @@ #define DP_INTR_FRAME_END BIT(6) #define DP_INTR_CRC_UPDATED BIT(9) -#define DP_AUX_CFG_MAX_VALUE_CNT 3 - #define DP_HW_VERSION_1_0 0x10000000 #define DP_HW_VERSION_1_2 0x10020000 -/* PHY AUX config registers */ -enum dp_phy_aux_config_type { - PHY_AUX_CFG0, - PHY_AUX_CFG1, - PHY_AUX_CFG2, - PHY_AUX_CFG3, - PHY_AUX_CFG4, - PHY_AUX_CFG5, - PHY_AUX_CFG6, - PHY_AUX_CFG7, - PHY_AUX_CFG8, - PHY_AUX_CFG9, - PHY_AUX_CFG_MAX, -}; - -enum dp_catalog_audio_sdp_type { - DP_AUDIO_SDP_STREAM, - DP_AUDIO_SDP_TIMESTAMP, - DP_AUDIO_SDP_INFOFRAME, - DP_AUDIO_SDP_COPYMANAGEMENT, - DP_AUDIO_SDP_ISRC, - DP_AUDIO_SDP_MAX, -}; - -enum dp_catalog_audio_header_type { - DP_AUDIO_SDP_HEADER_1, - DP_AUDIO_SDP_HEADER_2, - DP_AUDIO_SDP_HEADER_3, - DP_AUDIO_SDP_HEADER_MAX, -}; - -struct dp_catalog { - u32 aux_data; - u32 total; - u32 sync_start; - u32 width_blanking; - u32 dp_active; - enum dp_catalog_audio_sdp_type sdp_type; - enum dp_catalog_audio_header_type sdp_header; - u32 audio_data; +struct msm_dp_catalog { bool wide_bus_en; }; /* Debug module */ -void dp_catalog_snapshot(struct dp_catalog *dp_catalog, struct msm_disp_state *disp_state); +void msm_dp_catalog_snapshot(struct msm_dp_catalog *msm_dp_catalog, struct msm_disp_state *disp_state); /* AUX APIs */ -u32 dp_catalog_aux_read_data(struct dp_catalog *dp_catalog); -int dp_catalog_aux_write_data(struct dp_catalog *dp_catalog); -int dp_catalog_aux_write_trans(struct dp_catalog *dp_catalog); -int dp_catalog_aux_clear_trans(struct dp_catalog *dp_catalog, bool read); -int dp_catalog_aux_clear_hw_interrupts(struct dp_catalog *dp_catalog); -void dp_catalog_aux_reset(struct dp_catalog *dp_catalog); -void dp_catalog_aux_enable(struct dp_catalog *dp_catalog, bool enable); -int dp_catalog_aux_wait_for_hpd_connect_state(struct dp_catalog *dp_catalog); -u32 dp_catalog_aux_get_irq(struct dp_catalog *dp_catalog); +u32 msm_dp_catalog_aux_read_data(struct msm_dp_catalog *msm_dp_catalog); +int msm_dp_catalog_aux_write_data(struct msm_dp_catalog *msm_dp_catalog, u32 data); +int msm_dp_catalog_aux_write_trans(struct msm_dp_catalog *msm_dp_catalog, u32 data); +int msm_dp_catalog_aux_clear_trans(struct msm_dp_catalog *msm_dp_catalog, bool read); +int msm_dp_catalog_aux_clear_hw_interrupts(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_aux_reset(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_aux_enable(struct msm_dp_catalog *msm_dp_catalog, bool enable); +int msm_dp_catalog_aux_wait_for_hpd_connect_state(struct msm_dp_catalog *msm_dp_catalog, + unsigned long wait_us); +u32 msm_dp_catalog_aux_get_irq(struct msm_dp_catalog *msm_dp_catalog); /* DP Controller APIs */ -void dp_catalog_ctrl_state_ctrl(struct dp_catalog *dp_catalog, u32 state); -void dp_catalog_ctrl_config_ctrl(struct dp_catalog *dp_catalog, u32 config); -void dp_catalog_ctrl_lane_mapping(struct dp_catalog *dp_catalog); -void dp_catalog_ctrl_mainlink_ctrl(struct dp_catalog *dp_catalog, bool enable); -void dp_catalog_ctrl_psr_mainlink_enable(struct dp_catalog *dp_catalog, bool enable); -void dp_catalog_setup_peripheral_flush(struct dp_catalog *dp_catalog); -void dp_catalog_ctrl_config_misc(struct dp_catalog *dp_catalog, u32 cc, u32 tb); -void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, u32 rate, - u32 stream_rate_khz, bool fixed_nvid, bool is_ycbcr_420); -int dp_catalog_ctrl_set_pattern_state_bit(struct dp_catalog *dp_catalog, u32 pattern); -u32 dp_catalog_hw_revision(const struct dp_catalog *dp_catalog); -void dp_catalog_ctrl_reset(struct dp_catalog *dp_catalog); -bool dp_catalog_ctrl_mainlink_ready(struct dp_catalog *dp_catalog); -void dp_catalog_ctrl_enable_irq(struct dp_catalog *dp_catalog, bool enable); -void dp_catalog_hpd_config_intr(struct dp_catalog *dp_catalog, +void msm_dp_catalog_ctrl_state_ctrl(struct msm_dp_catalog *msm_dp_catalog, u32 state); +void msm_dp_catalog_ctrl_config_ctrl(struct msm_dp_catalog *msm_dp_catalog, u32 config); +void msm_dp_catalog_ctrl_lane_mapping(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_ctrl_mainlink_ctrl(struct msm_dp_catalog *msm_dp_catalog, bool enable); +void msm_dp_catalog_ctrl_psr_mainlink_enable(struct msm_dp_catalog *msm_dp_catalog, bool enable); +void msm_dp_catalog_setup_peripheral_flush(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_ctrl_config_misc(struct msm_dp_catalog *msm_dp_catalog, u32 cc, u32 tb); +void msm_dp_catalog_ctrl_config_msa(struct msm_dp_catalog *msm_dp_catalog, u32 rate, + u32 stream_rate_khz, bool is_ycbcr_420); +int msm_dp_catalog_ctrl_set_pattern_state_bit(struct msm_dp_catalog *msm_dp_catalog, u32 pattern); +u32 msm_dp_catalog_hw_revision(const struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_ctrl_reset(struct msm_dp_catalog *msm_dp_catalog); +bool msm_dp_catalog_ctrl_mainlink_ready(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_ctrl_enable_irq(struct msm_dp_catalog *msm_dp_catalog, bool enable); +void msm_dp_catalog_hpd_config_intr(struct msm_dp_catalog *msm_dp_catalog, u32 intr_mask, bool en); -void dp_catalog_ctrl_hpd_enable(struct dp_catalog *dp_catalog); -void dp_catalog_ctrl_hpd_disable(struct dp_catalog *dp_catalog); -void dp_catalog_ctrl_config_psr(struct dp_catalog *dp_catalog); -void dp_catalog_ctrl_set_psr(struct dp_catalog *dp_catalog, bool enter); -u32 dp_catalog_link_is_connected(struct dp_catalog *dp_catalog); -u32 dp_catalog_hpd_get_intr_status(struct dp_catalog *dp_catalog); -void dp_catalog_ctrl_phy_reset(struct dp_catalog *dp_catalog); -int dp_catalog_ctrl_get_interrupt(struct dp_catalog *dp_catalog); -u32 dp_catalog_ctrl_read_psr_interrupt_status(struct dp_catalog *dp_catalog); -void dp_catalog_ctrl_update_transfer_unit(struct dp_catalog *dp_catalog, - u32 dp_tu, u32 valid_boundary, +void msm_dp_catalog_ctrl_hpd_enable(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_ctrl_hpd_disable(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_ctrl_config_psr(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_ctrl_set_psr(struct msm_dp_catalog *msm_dp_catalog, bool enter); +u32 msm_dp_catalog_link_is_connected(struct msm_dp_catalog *msm_dp_catalog); +u32 msm_dp_catalog_hpd_get_intr_status(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_ctrl_phy_reset(struct msm_dp_catalog *msm_dp_catalog); +int msm_dp_catalog_ctrl_get_interrupt(struct msm_dp_catalog *msm_dp_catalog); +u32 msm_dp_catalog_ctrl_read_psr_interrupt_status(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_ctrl_update_transfer_unit(struct msm_dp_catalog *msm_dp_catalog, + u32 msm_dp_tu, u32 valid_boundary, u32 valid_boundary2); -void dp_catalog_ctrl_send_phy_pattern(struct dp_catalog *dp_catalog, +void msm_dp_catalog_ctrl_send_phy_pattern(struct msm_dp_catalog *msm_dp_catalog, u32 pattern); -u32 dp_catalog_ctrl_read_phy_pattern(struct dp_catalog *dp_catalog); +u32 msm_dp_catalog_ctrl_read_phy_pattern(struct msm_dp_catalog *msm_dp_catalog); /* DP Panel APIs */ -int dp_catalog_panel_timing_cfg(struct dp_catalog *dp_catalog); -void dp_catalog_panel_enable_vsc_sdp(struct dp_catalog *dp_catalog, struct dp_sdp *vsc_sdp); -void dp_catalog_panel_disable_vsc_sdp(struct dp_catalog *dp_catalog); -void dp_catalog_dump_regs(struct dp_catalog *dp_catalog); -void dp_catalog_panel_tpg_enable(struct dp_catalog *dp_catalog, +int msm_dp_catalog_panel_timing_cfg(struct msm_dp_catalog *msm_dp_catalog, u32 total, + u32 sync_start, u32 width_blanking, u32 msm_dp_active); +void msm_dp_catalog_panel_enable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog, struct dp_sdp *vsc_sdp); +void msm_dp_catalog_panel_disable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog); +void msm_dp_catalog_panel_tpg_enable(struct msm_dp_catalog *msm_dp_catalog, struct drm_display_mode *drm_mode); -void dp_catalog_panel_tpg_disable(struct dp_catalog *dp_catalog); +void msm_dp_catalog_panel_tpg_disable(struct msm_dp_catalog *msm_dp_catalog); -struct dp_catalog *dp_catalog_get(struct device *dev); +struct msm_dp_catalog *msm_dp_catalog_get(struct device *dev); /* DP Audio APIs */ -void dp_catalog_audio_get_header(struct dp_catalog *catalog); -void dp_catalog_audio_set_header(struct dp_catalog *catalog); -void dp_catalog_audio_config_acr(struct dp_catalog *catalog); -void dp_catalog_audio_enable(struct dp_catalog *catalog); -void dp_catalog_audio_config_sdp(struct dp_catalog *catalog); -void dp_catalog_audio_init(struct dp_catalog *catalog); -void dp_catalog_audio_sfe_level(struct dp_catalog *catalog); +void msm_dp_catalog_write_audio_stream(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr); +void msm_dp_catalog_write_audio_timestamp(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr); +void msm_dp_catalog_write_audio_infoframe(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr); +void msm_dp_catalog_write_audio_copy_mgmt(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr); +void msm_dp_catalog_write_audio_isrc(struct msm_dp_catalog *msm_dp_catalog, + struct dp_sdp_header *sdp_hdr); +void msm_dp_catalog_audio_config_acr(struct msm_dp_catalog *catalog, u32 select); +void msm_dp_catalog_audio_enable(struct msm_dp_catalog *catalog, bool enable); +void msm_dp_catalog_audio_config_sdp(struct msm_dp_catalog *catalog); +void msm_dp_catalog_audio_sfe_level(struct msm_dp_catalog *catalog, u32 safe_to_exit_level); #endif /* _DP_CATALOG_H_ */ diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index c4dda1faef67..9c463ae2f8fa 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -40,7 +40,7 @@ enum { DP_TRAINING_2, }; -struct dp_tu_calc_input { +struct msm_dp_tu_calc_input { u64 lclk; /* 162, 270, 540 and 810 */ u64 pclk_khz; /* in KHz */ u64 hactive; /* active h-width */ @@ -55,7 +55,7 @@ struct dp_tu_calc_input { int num_of_dsc_slices; /* number of slices per line */ }; -struct dp_vc_tu_mapping_table { +struct msm_dp_vc_tu_mapping_table { u32 vic; u8 lanes; u8 lrate; /* DP_LINK_RATE -> 162(6), 270(10), 540(20), 810 (30) */ @@ -69,14 +69,14 @@ struct dp_vc_tu_mapping_table { u8 tu_size_minus1; }; -struct dp_ctrl_private { - struct dp_ctrl dp_ctrl; +struct msm_dp_ctrl_private { + struct msm_dp_ctrl msm_dp_ctrl; struct drm_device *drm_dev; struct device *dev; struct drm_dp_aux *aux; - struct dp_panel *panel; - struct dp_link *link; - struct dp_catalog *catalog; + struct msm_dp_panel *panel; + struct msm_dp_link *link; + struct msm_dp_catalog *catalog; struct phy *phy; @@ -99,8 +99,8 @@ struct dp_ctrl_private { bool stream_clks_on; }; -static int dp_aux_link_configure(struct drm_dp_aux *aux, - struct dp_link_info *link) +static int msm_dp_aux_link_configure(struct drm_dp_aux *aux, + struct msm_dp_link_info *link) { u8 values[2]; int err; @@ -118,14 +118,14 @@ static int dp_aux_link_configure(struct drm_dp_aux *aux, return 0; } -void dp_ctrl_push_idle(struct dp_ctrl *dp_ctrl) +void msm_dp_ctrl_push_idle(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); reinit_completion(&ctrl->idle_comp); - dp_catalog_ctrl_state_ctrl(ctrl->catalog, DP_STATE_CTRL_PUSH_IDLE); + msm_dp_catalog_ctrl_state_ctrl(ctrl->catalog, DP_STATE_CTRL_PUSH_IDLE); if (!wait_for_completion_timeout(&ctrl->idle_comp, IDLE_PATTERN_COMPLETION_TIMEOUT_JIFFIES)) @@ -134,7 +134,7 @@ void dp_ctrl_push_idle(struct dp_ctrl *dp_ctrl) drm_dbg_dp(ctrl->drm_dev, "mainlink off\n"); } -static void dp_ctrl_config_ctrl(struct dp_ctrl_private *ctrl) +static void msm_dp_ctrl_config_ctrl(struct msm_dp_ctrl_private *ctrl) { u32 config = 0, tbd; const u8 *dpcd = ctrl->panel->dpcd; @@ -142,15 +142,15 @@ static void dp_ctrl_config_ctrl(struct dp_ctrl_private *ctrl) /* Default-> LSCLK DIV: 1/4 LCLK */ config |= (2 << DP_CONFIGURATION_CTRL_LSCLK_DIV_SHIFT); - if (ctrl->panel->dp_mode.out_fmt_is_yuv_420) + if (ctrl->panel->msm_dp_mode.out_fmt_is_yuv_420) config |= DP_CONFIGURATION_CTRL_RGB_YUV; /* YUV420 */ /* Scrambler reset enable */ if (drm_dp_alternate_scrambler_reset_cap(dpcd)) config |= DP_CONFIGURATION_CTRL_ASSR; - tbd = dp_link_get_test_bits_depth(ctrl->link, - ctrl->panel->dp_mode.bpp); + tbd = msm_dp_link_get_test_bits_depth(ctrl->link, + ctrl->panel->msm_dp_mode.bpp); config |= tbd << DP_CONFIGURATION_CTRL_BPC_SHIFT; @@ -170,24 +170,23 @@ static void dp_ctrl_config_ctrl(struct dp_ctrl_private *ctrl) if (ctrl->panel->psr_cap.version) config |= DP_CONFIGURATION_CTRL_SEND_VSC; - dp_catalog_ctrl_config_ctrl(ctrl->catalog, config); + msm_dp_catalog_ctrl_config_ctrl(ctrl->catalog, config); } -static void dp_ctrl_configure_source_params(struct dp_ctrl_private *ctrl) +static void msm_dp_ctrl_configure_source_params(struct msm_dp_ctrl_private *ctrl) { u32 cc, tb; - dp_catalog_ctrl_lane_mapping(ctrl->catalog); - dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, true); - dp_catalog_setup_peripheral_flush(ctrl->catalog); + msm_dp_catalog_ctrl_lane_mapping(ctrl->catalog); + msm_dp_catalog_setup_peripheral_flush(ctrl->catalog); - dp_ctrl_config_ctrl(ctrl); + msm_dp_ctrl_config_ctrl(ctrl); - tb = dp_link_get_test_bits_depth(ctrl->link, - ctrl->panel->dp_mode.bpp); - cc = dp_link_get_colorimetry_config(ctrl->link); - dp_catalog_ctrl_config_misc(ctrl->catalog, cc, tb); - dp_panel_timing_cfg(ctrl->panel); + tb = msm_dp_link_get_test_bits_depth(ctrl->link, + ctrl->panel->msm_dp_mode.bpp); + cc = msm_dp_link_get_colorimetry_config(ctrl->link); + msm_dp_catalog_ctrl_config_misc(ctrl->catalog, cc, tb); + msm_dp_panel_timing_cfg(ctrl->panel); } /* @@ -310,7 +309,7 @@ static int _tu_param_compare(s64 a, s64 b) } } -static void dp_panel_update_tu_timings(struct dp_tu_calc_input *in, +static void msm_dp_panel_update_tu_timings(struct msm_dp_tu_calc_input *in, struct tu_algo_data *tu) { int nlanes = in->nlanes; @@ -622,9 +621,9 @@ static void _tu_valid_boundary_calc(struct tu_algo_data *tu) } } -static void _dp_ctrl_calc_tu(struct dp_ctrl_private *ctrl, - struct dp_tu_calc_input *in, - struct dp_vc_tu_mapping_table *tu_table) +static void _dp_ctrl_calc_tu(struct msm_dp_ctrl_private *ctrl, + struct msm_dp_tu_calc_input *in, + struct msm_dp_vc_tu_mapping_table *tu_table) { struct tu_algo_data *tu; int compare_result_1, compare_result_2; @@ -645,7 +644,7 @@ static void _dp_ctrl_calc_tu(struct dp_ctrl_private *ctrl, if (!tu) return; - dp_panel_update_tu_timings(in, tu); + msm_dp_panel_update_tu_timings(in, tu); tu->err_fp = drm_fixp_from_fraction(1000, 1); /* 1000 */ @@ -956,21 +955,21 @@ tu_size_calc: kfree(tu); } -static void dp_ctrl_calc_tu_parameters(struct dp_ctrl_private *ctrl, - struct dp_vc_tu_mapping_table *tu_table) +static void msm_dp_ctrl_calc_tu_parameters(struct msm_dp_ctrl_private *ctrl, + struct msm_dp_vc_tu_mapping_table *tu_table) { - struct dp_tu_calc_input in; + struct msm_dp_tu_calc_input in; struct drm_display_mode *drm_mode; - drm_mode = &ctrl->panel->dp_mode.drm_mode; + drm_mode = &ctrl->panel->msm_dp_mode.drm_mode; in.lclk = ctrl->link->link_params.rate / 1000; in.pclk_khz = drm_mode->clock; in.hactive = drm_mode->hdisplay; in.hporch = drm_mode->htotal - drm_mode->hdisplay; in.nlanes = ctrl->link->link_params.num_lanes; - in.bpp = ctrl->panel->dp_mode.bpp; - in.pixel_enc = ctrl->panel->dp_mode.out_fmt_is_yuv_420 ? 420 : 444; + in.bpp = ctrl->panel->msm_dp_mode.bpp; + in.pixel_enc = ctrl->panel->msm_dp_mode.out_fmt_is_yuv_420 ? 420 : 444; in.dsc_en = 0; in.async_en = 0; in.fec_en = 0; @@ -980,16 +979,16 @@ static void dp_ctrl_calc_tu_parameters(struct dp_ctrl_private *ctrl, _dp_ctrl_calc_tu(ctrl, &in, tu_table); } -static void dp_ctrl_setup_tr_unit(struct dp_ctrl_private *ctrl) +static void msm_dp_ctrl_setup_tr_unit(struct msm_dp_ctrl_private *ctrl) { - u32 dp_tu = 0x0; + u32 msm_dp_tu = 0x0; u32 valid_boundary = 0x0; u32 valid_boundary2 = 0x0; - struct dp_vc_tu_mapping_table tu_calc_table; + struct msm_dp_vc_tu_mapping_table tu_calc_table; - dp_ctrl_calc_tu_parameters(ctrl, &tu_calc_table); + msm_dp_ctrl_calc_tu_parameters(ctrl, &tu_calc_table); - dp_tu |= tu_calc_table.tu_size_minus1; + msm_dp_tu |= tu_calc_table.tu_size_minus1; valid_boundary |= tu_calc_table.valid_boundary_link; valid_boundary |= (tu_calc_table.delay_start_link << 16); @@ -1001,13 +1000,13 @@ static void dp_ctrl_setup_tr_unit(struct dp_ctrl_private *ctrl) valid_boundary2 |= BIT(0); pr_debug("dp_tu=0x%x, valid_boundary=0x%x, valid_boundary2=0x%x\n", - dp_tu, valid_boundary, valid_boundary2); + msm_dp_tu, valid_boundary, valid_boundary2); - dp_catalog_ctrl_update_transfer_unit(ctrl->catalog, - dp_tu, valid_boundary, valid_boundary2); + msm_dp_catalog_ctrl_update_transfer_unit(ctrl->catalog, + msm_dp_tu, valid_boundary, valid_boundary2); } -static int dp_ctrl_wait4video_ready(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_wait4video_ready(struct msm_dp_ctrl_private *ctrl) { int ret = 0; @@ -1019,7 +1018,7 @@ static int dp_ctrl_wait4video_ready(struct dp_ctrl_private *ctrl) return ret; } -static int dp_ctrl_set_vx_px(struct dp_ctrl_private *ctrl, +static int msm_dp_ctrl_set_vx_px(struct msm_dp_ctrl_private *ctrl, u8 v_level, u8 p_level) { union phy_configure_opts *phy_opts = &ctrl->phy_opts; @@ -1034,9 +1033,9 @@ static int dp_ctrl_set_vx_px(struct dp_ctrl_private *ctrl, return 0; } -static int dp_ctrl_update_vx_px(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_update_vx_px(struct msm_dp_ctrl_private *ctrl) { - struct dp_link *link = ctrl->link; + struct msm_dp_link *link = ctrl->link; int ret = 0, lane, lane_cnt; u8 buf[4]; u32 max_level_reached = 0; @@ -1046,20 +1045,20 @@ static int dp_ctrl_update_vx_px(struct dp_ctrl_private *ctrl) drm_dbg_dp(ctrl->drm_dev, "voltage level: %d emphasis level: %d\n", voltage_swing_level, pre_emphasis_level); - ret = dp_ctrl_set_vx_px(ctrl, + ret = msm_dp_ctrl_set_vx_px(ctrl, voltage_swing_level, pre_emphasis_level); if (ret) return ret; - if (voltage_swing_level >= DP_TRAIN_VOLTAGE_SWING_MAX) { + if (voltage_swing_level >= DP_TRAIN_LEVEL_MAX) { drm_dbg_dp(ctrl->drm_dev, "max. voltage swing level reached %d\n", voltage_swing_level); max_level_reached |= DP_TRAIN_MAX_SWING_REACHED; } - if (pre_emphasis_level >= DP_TRAIN_PRE_EMPHASIS_MAX) { + if (pre_emphasis_level >= DP_TRAIN_LEVEL_MAX) { drm_dbg_dp(ctrl->drm_dev, "max. pre-emphasis level reached %d\n", pre_emphasis_level); @@ -1083,7 +1082,7 @@ static int dp_ctrl_update_vx_px(struct dp_ctrl_private *ctrl) return ret; } -static bool dp_ctrl_train_pattern_set(struct dp_ctrl_private *ctrl, +static bool msm_dp_ctrl_train_pattern_set(struct msm_dp_ctrl_private *ctrl, u8 pattern) { u8 buf; @@ -1100,7 +1099,7 @@ static bool dp_ctrl_train_pattern_set(struct dp_ctrl_private *ctrl, return ret == 1; } -static int dp_ctrl_read_link_status(struct dp_ctrl_private *ctrl, +static int msm_dp_ctrl_read_link_status(struct msm_dp_ctrl_private *ctrl, u8 *link_status) { int ret = 0, len; @@ -1114,24 +1113,24 @@ static int dp_ctrl_read_link_status(struct dp_ctrl_private *ctrl, return ret; } -static int dp_ctrl_link_train_1(struct dp_ctrl_private *ctrl, +static int msm_dp_ctrl_link_train_1(struct msm_dp_ctrl_private *ctrl, int *training_step) { int tries, old_v_level, ret = 0; u8 link_status[DP_LINK_STATUS_SIZE]; int const maximum_retries = 4; - dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); + msm_dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); *training_step = DP_TRAINING_1; - ret = dp_catalog_ctrl_set_pattern_state_bit(ctrl->catalog, 1); + ret = msm_dp_catalog_ctrl_set_pattern_state_bit(ctrl->catalog, 1); if (ret) return ret; - dp_ctrl_train_pattern_set(ctrl, DP_TRAINING_PATTERN_1 | + msm_dp_ctrl_train_pattern_set(ctrl, DP_TRAINING_PATTERN_1 | DP_LINK_SCRAMBLING_DISABLE); - ret = dp_ctrl_update_vx_px(ctrl); + ret = msm_dp_ctrl_update_vx_px(ctrl); if (ret) return ret; @@ -1140,7 +1139,7 @@ static int dp_ctrl_link_train_1(struct dp_ctrl_private *ctrl, for (tries = 0; tries < maximum_retries; tries++) { drm_dp_link_train_clock_recovery_delay(ctrl->aux, ctrl->panel->dpcd); - ret = dp_ctrl_read_link_status(ctrl, link_status); + ret = msm_dp_ctrl_read_link_status(ctrl, link_status); if (ret) return ret; @@ -1150,7 +1149,7 @@ static int dp_ctrl_link_train_1(struct dp_ctrl_private *ctrl, } if (ctrl->link->phy_params.v_level >= - DP_TRAIN_VOLTAGE_SWING_MAX) { + DP_TRAIN_LEVEL_MAX) { DRM_ERROR_RATELIMITED("max v_level reached\n"); return -EAGAIN; } @@ -1160,8 +1159,8 @@ static int dp_ctrl_link_train_1(struct dp_ctrl_private *ctrl, old_v_level = ctrl->link->phy_params.v_level; } - dp_link_adjust_levels(ctrl->link, link_status); - ret = dp_ctrl_update_vx_px(ctrl); + msm_dp_link_adjust_levels(ctrl->link, link_status); + ret = msm_dp_ctrl_update_vx_px(ctrl); if (ret) return ret; } @@ -1170,7 +1169,7 @@ static int dp_ctrl_link_train_1(struct dp_ctrl_private *ctrl, return -ETIMEDOUT; } -static int dp_ctrl_link_rate_down_shift(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_link_rate_down_shift(struct msm_dp_ctrl_private *ctrl) { int ret = 0; @@ -1198,7 +1197,7 @@ static int dp_ctrl_link_rate_down_shift(struct dp_ctrl_private *ctrl) return ret; } -static int dp_ctrl_link_lane_down_shift(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_link_lane_down_shift(struct msm_dp_ctrl_private *ctrl) { if (ctrl->link->link_params.num_lanes == 1) @@ -1213,13 +1212,13 @@ static int dp_ctrl_link_lane_down_shift(struct dp_ctrl_private *ctrl) return 0; } -static void dp_ctrl_clear_training_pattern(struct dp_ctrl_private *ctrl) +static void msm_dp_ctrl_clear_training_pattern(struct msm_dp_ctrl_private *ctrl) { - dp_ctrl_train_pattern_set(ctrl, DP_TRAINING_PATTERN_DISABLE); + msm_dp_ctrl_train_pattern_set(ctrl, DP_TRAINING_PATTERN_DISABLE); drm_dp_link_train_channel_eq_delay(ctrl->aux, ctrl->panel->dpcd); } -static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl, +static int msm_dp_ctrl_link_train_2(struct msm_dp_ctrl_private *ctrl, int *training_step) { int tries = 0, ret = 0; @@ -1228,7 +1227,7 @@ static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl, int const maximum_retries = 5; u8 link_status[DP_LINK_STATUS_SIZE]; - dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); + msm_dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); *training_step = DP_TRAINING_2; @@ -1243,16 +1242,16 @@ static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl, state_ctrl_bit = 2; } - ret = dp_catalog_ctrl_set_pattern_state_bit(ctrl->catalog, state_ctrl_bit); + ret = msm_dp_catalog_ctrl_set_pattern_state_bit(ctrl->catalog, state_ctrl_bit); if (ret) return ret; - dp_ctrl_train_pattern_set(ctrl, pattern); + msm_dp_ctrl_train_pattern_set(ctrl, pattern); for (tries = 0; tries <= maximum_retries; tries++) { drm_dp_link_train_channel_eq_delay(ctrl->aux, ctrl->panel->dpcd); - ret = dp_ctrl_read_link_status(ctrl, link_status); + ret = msm_dp_ctrl_read_link_status(ctrl, link_status); if (ret) return ret; @@ -1261,8 +1260,8 @@ static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl, return 0; } - dp_link_adjust_levels(ctrl->link, link_status); - ret = dp_ctrl_update_vx_px(ctrl); + msm_dp_link_adjust_levels(ctrl->link, link_status); + ret = msm_dp_ctrl_update_vx_px(ctrl); if (ret) return ret; @@ -1271,22 +1270,24 @@ static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl, return -ETIMEDOUT; } -static int dp_ctrl_link_train(struct dp_ctrl_private *ctrl, +static int msm_dp_ctrl_link_train(struct msm_dp_ctrl_private *ctrl, int *training_step) { int ret = 0; const u8 *dpcd = ctrl->panel->dpcd; u8 encoding[] = { 0, DP_SET_ANSI_8B10B }; u8 assr; - struct dp_link_info link_info = {0}; + struct msm_dp_link_info link_info = {0}; - dp_ctrl_config_ctrl(ctrl); + msm_dp_ctrl_config_ctrl(ctrl); link_info.num_lanes = ctrl->link->link_params.num_lanes; link_info.rate = ctrl->link->link_params.rate; link_info.capabilities = DP_LINK_CAP_ENHANCED_FRAMING; - dp_aux_link_configure(ctrl->aux, &link_info); + msm_dp_link_reset_phy_params_vx_px(ctrl->link); + + msm_dp_aux_link_configure(ctrl->aux, &link_info); if (drm_dp_max_downspread(dpcd)) encoding[0] |= DP_SPREAD_AMP_0_5; @@ -1300,7 +1301,7 @@ static int dp_ctrl_link_train(struct dp_ctrl_private *ctrl, &assr, 1); } - ret = dp_ctrl_link_train_1(ctrl, training_step); + ret = msm_dp_ctrl_link_train_1(ctrl, training_step); if (ret) { DRM_ERROR("link training #1 failed. ret=%d\n", ret); goto end; @@ -1309,7 +1310,7 @@ static int dp_ctrl_link_train(struct dp_ctrl_private *ctrl, /* print success info as this is a result of user initiated action */ drm_dbg_dp(ctrl->drm_dev, "link training #1 successful\n"); - ret = dp_ctrl_link_train_2(ctrl, training_step); + ret = msm_dp_ctrl_link_train_2(ctrl, training_step); if (ret) { DRM_ERROR("link training #2 failed. ret=%d\n", ret); goto end; @@ -1319,17 +1320,17 @@ static int dp_ctrl_link_train(struct dp_ctrl_private *ctrl, drm_dbg_dp(ctrl->drm_dev, "link training #2 successful\n"); end: - dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); + msm_dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); return ret; } -static int dp_ctrl_setup_main_link(struct dp_ctrl_private *ctrl, +static int msm_dp_ctrl_setup_main_link(struct msm_dp_ctrl_private *ctrl, int *training_step) { int ret = 0; - dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, true); + msm_dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, true); if (ctrl->link->sink_request & DP_TEST_LINK_PHY_TEST_PATTERN) return ret; @@ -1340,17 +1341,17 @@ static int dp_ctrl_setup_main_link(struct dp_ctrl_private *ctrl, * a link training pattern, we have to first do soft reset. */ - ret = dp_ctrl_link_train(ctrl, training_step); + ret = msm_dp_ctrl_link_train(ctrl, training_step); return ret; } -int dp_ctrl_core_clk_enable(struct dp_ctrl *dp_ctrl) +int msm_dp_ctrl_core_clk_enable(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; int ret = 0; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); if (ctrl->core_clks_on) { drm_dbg_dp(ctrl->drm_dev, "core clks already enabled\n"); @@ -1372,11 +1373,11 @@ int dp_ctrl_core_clk_enable(struct dp_ctrl *dp_ctrl) return 0; } -void dp_ctrl_core_clk_disable(struct dp_ctrl *dp_ctrl) +void msm_dp_ctrl_core_clk_disable(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); clk_bulk_disable_unprepare(ctrl->num_core_clks, ctrl->core_clks); @@ -1389,12 +1390,12 @@ void dp_ctrl_core_clk_disable(struct dp_ctrl *dp_ctrl) ctrl->core_clks_on ? "on" : "off"); } -static int dp_ctrl_link_clk_enable(struct dp_ctrl *dp_ctrl) +static int msm_dp_ctrl_link_clk_enable(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; int ret = 0; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); if (ctrl->link_clks_on) { drm_dbg_dp(ctrl->drm_dev, "links clks already enabled\n"); @@ -1404,7 +1405,7 @@ static int dp_ctrl_link_clk_enable(struct dp_ctrl *dp_ctrl) if (!ctrl->core_clks_on) { drm_dbg_dp(ctrl->drm_dev, "Enable core clks before link clks\n"); - dp_ctrl_core_clk_enable(dp_ctrl); + msm_dp_ctrl_core_clk_enable(msm_dp_ctrl); } ret = clk_bulk_prepare_enable(ctrl->num_link_clks, ctrl->link_clks); @@ -1422,11 +1423,11 @@ static int dp_ctrl_link_clk_enable(struct dp_ctrl *dp_ctrl) return 0; } -static void dp_ctrl_link_clk_disable(struct dp_ctrl *dp_ctrl) +static void msm_dp_ctrl_link_clk_disable(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); clk_bulk_disable_unprepare(ctrl->num_link_clks, ctrl->link_clks); @@ -1439,7 +1440,7 @@ static void dp_ctrl_link_clk_disable(struct dp_ctrl *dp_ctrl) ctrl->core_clks_on ? "on" : "off"); } -static int dp_ctrl_enable_mainlink_clocks(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_enable_mainlink_clocks(struct msm_dp_ctrl_private *ctrl) { int ret = 0; struct phy *phy = ctrl->phy; @@ -1453,7 +1454,7 @@ static int dp_ctrl_enable_mainlink_clocks(struct dp_ctrl_private *ctrl) phy_power_on(phy); dev_pm_opp_set_rate(ctrl->dev, ctrl->link->link_params.rate * 1000); - ret = dp_ctrl_link_clk_enable(&ctrl->dp_ctrl); + ret = msm_dp_ctrl_link_clk_enable(&ctrl->msm_dp_ctrl); if (ret) DRM_ERROR("Unable to start link clocks. ret=%d\n", ret); @@ -1462,13 +1463,13 @@ static int dp_ctrl_enable_mainlink_clocks(struct dp_ctrl_private *ctrl) return ret; } -void dp_ctrl_reset_irq_ctrl(struct dp_ctrl *dp_ctrl, bool enable) +void msm_dp_ctrl_reset_irq_ctrl(struct msm_dp_ctrl *msm_dp_ctrl, bool enable) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); - dp_catalog_ctrl_reset(ctrl->catalog); + msm_dp_catalog_ctrl_reset(ctrl->catalog); /* * all dp controller programmable registers will not @@ -1476,28 +1477,28 @@ void dp_ctrl_reset_irq_ctrl(struct dp_ctrl *dp_ctrl, bool enable) * therefore interrupt mask bits have to be updated * to enable/disable interrupts */ - dp_catalog_ctrl_enable_irq(ctrl->catalog, enable); + msm_dp_catalog_ctrl_enable_irq(ctrl->catalog, enable); } -void dp_ctrl_config_psr(struct dp_ctrl *dp_ctrl) +void msm_dp_ctrl_config_psr(struct msm_dp_ctrl *msm_dp_ctrl) { u8 cfg; - struct dp_ctrl_private *ctrl = container_of(dp_ctrl, - struct dp_ctrl_private, dp_ctrl); + struct msm_dp_ctrl_private *ctrl = container_of(msm_dp_ctrl, + struct msm_dp_ctrl_private, msm_dp_ctrl); if (!ctrl->panel->psr_cap.version) return; - dp_catalog_ctrl_config_psr(ctrl->catalog); + msm_dp_catalog_ctrl_config_psr(ctrl->catalog); cfg = DP_PSR_ENABLE; drm_dp_dpcd_write(ctrl->aux, DP_PSR_EN_CFG, &cfg, 1); } -void dp_ctrl_set_psr(struct dp_ctrl *dp_ctrl, bool enter) +void msm_dp_ctrl_set_psr(struct msm_dp_ctrl *msm_dp_ctrl, bool enter) { - struct dp_ctrl_private *ctrl = container_of(dp_ctrl, - struct dp_ctrl_private, dp_ctrl); + struct msm_dp_ctrl_private *ctrl = container_of(msm_dp_ctrl, + struct msm_dp_ctrl_private, msm_dp_ctrl); if (!ctrl->panel->psr_cap.version) return; @@ -1514,79 +1515,64 @@ void dp_ctrl_set_psr(struct dp_ctrl *dp_ctrl, bool enter) */ if (enter) { reinit_completion(&ctrl->psr_op_comp); - dp_catalog_ctrl_set_psr(ctrl->catalog, true); + msm_dp_catalog_ctrl_set_psr(ctrl->catalog, true); if (!wait_for_completion_timeout(&ctrl->psr_op_comp, PSR_OPERATION_COMPLETION_TIMEOUT_JIFFIES)) { DRM_ERROR("PSR_ENTRY timedout\n"); - dp_catalog_ctrl_set_psr(ctrl->catalog, false); + msm_dp_catalog_ctrl_set_psr(ctrl->catalog, false); return; } - dp_ctrl_push_idle(dp_ctrl); - dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); + msm_dp_ctrl_push_idle(msm_dp_ctrl); + msm_dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); - dp_catalog_ctrl_psr_mainlink_enable(ctrl->catalog, false); + msm_dp_catalog_ctrl_psr_mainlink_enable(ctrl->catalog, false); } else { - dp_catalog_ctrl_psr_mainlink_enable(ctrl->catalog, true); + msm_dp_catalog_ctrl_psr_mainlink_enable(ctrl->catalog, true); - dp_catalog_ctrl_set_psr(ctrl->catalog, false); - dp_catalog_ctrl_state_ctrl(ctrl->catalog, DP_STATE_CTRL_SEND_VIDEO); - dp_ctrl_wait4video_ready(ctrl); - dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); + msm_dp_catalog_ctrl_set_psr(ctrl->catalog, false); + msm_dp_catalog_ctrl_state_ctrl(ctrl->catalog, DP_STATE_CTRL_SEND_VIDEO); + msm_dp_ctrl_wait4video_ready(ctrl); + msm_dp_catalog_ctrl_state_ctrl(ctrl->catalog, 0); } } -void dp_ctrl_phy_init(struct dp_ctrl *dp_ctrl) +void msm_dp_ctrl_phy_init(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; struct phy *phy; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); phy = ctrl->phy; - dp_catalog_ctrl_phy_reset(ctrl->catalog); + msm_dp_catalog_ctrl_phy_reset(ctrl->catalog); phy_init(phy); drm_dbg_dp(ctrl->drm_dev, "phy=%p init=%d power_on=%d\n", phy, phy->init_count, phy->power_count); } -void dp_ctrl_phy_exit(struct dp_ctrl *dp_ctrl) +void msm_dp_ctrl_phy_exit(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; struct phy *phy; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); phy = ctrl->phy; - dp_catalog_ctrl_phy_reset(ctrl->catalog); + msm_dp_catalog_ctrl_phy_reset(ctrl->catalog); phy_exit(phy); drm_dbg_dp(ctrl->drm_dev, "phy=%p init=%d power_on=%d\n", phy, phy->init_count, phy->power_count); } -static bool dp_ctrl_use_fixed_nvid(struct dp_ctrl_private *ctrl) -{ - const u8 *dpcd = ctrl->panel->dpcd; - - /* - * For better interop experience, used a fixed NVID=0x8000 - * whenever connected to a VGA dongle downstream. - */ - if (drm_dp_is_branch(dpcd)) - return (drm_dp_has_quirk(&ctrl->panel->desc, - DP_DPCD_QUIRK_CONSTANT_N)); - - return false; -} - -static int dp_ctrl_reinitialize_mainlink(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_reinitialize_mainlink(struct msm_dp_ctrl_private *ctrl) { struct phy *phy = ctrl->phy; int ret = 0; - dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); + msm_dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); ctrl->phy_opts.dp.lanes = ctrl->link->link_params.num_lanes; phy_configure(phy, &ctrl->phy_opts); /* @@ -1596,13 +1582,13 @@ static int dp_ctrl_reinitialize_mainlink(struct dp_ctrl_private *ctrl) */ dev_pm_opp_set_rate(ctrl->dev, 0); - dp_ctrl_link_clk_disable(&ctrl->dp_ctrl); + msm_dp_ctrl_link_clk_disable(&ctrl->msm_dp_ctrl); phy_power_off(phy); /* hw recommended delay before re-enabling clocks */ msleep(20); - ret = dp_ctrl_enable_mainlink_clocks(ctrl); + ret = msm_dp_ctrl_enable_mainlink_clocks(ctrl); if (ret) { DRM_ERROR("Failed to enable mainlink clks. ret=%d\n", ret); return ret; @@ -1611,18 +1597,18 @@ static int dp_ctrl_reinitialize_mainlink(struct dp_ctrl_private *ctrl) return ret; } -static int dp_ctrl_deinitialize_mainlink(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_deinitialize_mainlink(struct msm_dp_ctrl_private *ctrl) { struct phy *phy; phy = ctrl->phy; - dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); + msm_dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); - dp_catalog_ctrl_reset(ctrl->catalog); + msm_dp_catalog_ctrl_reset(ctrl->catalog); dev_pm_opp_set_rate(ctrl->dev, 0); - dp_ctrl_link_clk_disable(&ctrl->dp_ctrl); + msm_dp_ctrl_link_clk_disable(&ctrl->msm_dp_ctrl); phy_power_off(phy); @@ -1635,30 +1621,30 @@ static int dp_ctrl_deinitialize_mainlink(struct dp_ctrl_private *ctrl) return 0; } -static int dp_ctrl_link_maintenance(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_link_maintenance(struct msm_dp_ctrl_private *ctrl) { int ret = 0; int training_step = DP_TRAINING_NONE; - dp_ctrl_push_idle(&ctrl->dp_ctrl); + msm_dp_ctrl_push_idle(&ctrl->msm_dp_ctrl); ctrl->link->phy_params.p_level = 0; ctrl->link->phy_params.v_level = 0; - ret = dp_ctrl_setup_main_link(ctrl, &training_step); + ret = msm_dp_ctrl_setup_main_link(ctrl, &training_step); if (ret) goto end; - dp_ctrl_clear_training_pattern(ctrl); + msm_dp_ctrl_clear_training_pattern(ctrl); - dp_catalog_ctrl_state_ctrl(ctrl->catalog, DP_STATE_CTRL_SEND_VIDEO); + msm_dp_catalog_ctrl_state_ctrl(ctrl->catalog, DP_STATE_CTRL_SEND_VIDEO); - ret = dp_ctrl_wait4video_ready(ctrl); + ret = msm_dp_ctrl_wait4video_ready(ctrl); end: return ret; } -static bool dp_ctrl_send_phy_test_pattern(struct dp_ctrl_private *ctrl) +static bool msm_dp_ctrl_send_phy_test_pattern(struct msm_dp_ctrl_private *ctrl) { bool success = false; u32 pattern_sent = 0x0; @@ -1666,17 +1652,17 @@ static bool dp_ctrl_send_phy_test_pattern(struct dp_ctrl_private *ctrl) drm_dbg_dp(ctrl->drm_dev, "request: 0x%x\n", pattern_requested); - if (dp_ctrl_set_vx_px(ctrl, + if (msm_dp_ctrl_set_vx_px(ctrl, ctrl->link->phy_params.v_level, ctrl->link->phy_params.p_level)) { DRM_ERROR("Failed to set v/p levels\n"); return false; } - dp_catalog_ctrl_send_phy_pattern(ctrl->catalog, pattern_requested); - dp_ctrl_update_vx_px(ctrl); - dp_link_send_test_response(ctrl->link); + msm_dp_catalog_ctrl_send_phy_pattern(ctrl->catalog, pattern_requested); + msm_dp_ctrl_update_vx_px(ctrl); + msm_dp_link_send_test_response(ctrl->link); - pattern_sent = dp_catalog_ctrl_read_phy_pattern(ctrl->catalog); + pattern_sent = msm_dp_catalog_ctrl_read_phy_pattern(ctrl->catalog); switch (pattern_sent) { case MR_LINK_TRAINING1: @@ -1710,7 +1696,7 @@ static bool dp_ctrl_send_phy_test_pattern(struct dp_ctrl_private *ctrl) return success; } -static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_process_phy_test_request(struct msm_dp_ctrl_private *ctrl) { int ret; unsigned long pixel_rate; @@ -1726,15 +1712,15 @@ static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl) * running. Add the global reset just before disabling the * link clocks and core clocks. */ - dp_ctrl_off(&ctrl->dp_ctrl); + msm_dp_ctrl_off(&ctrl->msm_dp_ctrl); - ret = dp_ctrl_on_link(&ctrl->dp_ctrl); + ret = msm_dp_ctrl_on_link(&ctrl->msm_dp_ctrl); if (ret) { DRM_ERROR("failed to enable DP link controller\n"); return ret; } - pixel_rate = ctrl->panel->dp_mode.drm_mode.clock; + pixel_rate = ctrl->panel->msm_dp_mode.drm_mode.clock; ret = clk_set_rate(ctrl->pixel_clk, pixel_rate * 1000); if (ret) { DRM_ERROR("Failed to set pixel clock rate. ret=%d\n", ret); @@ -1752,49 +1738,49 @@ static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl) ctrl->stream_clks_on = true; } - dp_ctrl_send_phy_test_pattern(ctrl); + msm_dp_ctrl_send_phy_test_pattern(ctrl); return 0; } -void dp_ctrl_handle_sink_request(struct dp_ctrl *dp_ctrl) +void msm_dp_ctrl_handle_sink_request(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; u32 sink_request = 0x0; - if (!dp_ctrl) { + if (!msm_dp_ctrl) { DRM_ERROR("invalid input\n"); return; } - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); sink_request = ctrl->link->sink_request; if (sink_request & DP_TEST_LINK_PHY_TEST_PATTERN) { drm_dbg_dp(ctrl->drm_dev, "PHY_TEST_PATTERN request\n"); - if (dp_ctrl_process_phy_test_request(ctrl)) { + if (msm_dp_ctrl_process_phy_test_request(ctrl)) { DRM_ERROR("process phy_test_req failed\n"); return; } } if (sink_request & DP_LINK_STATUS_UPDATED) { - if (dp_ctrl_link_maintenance(ctrl)) { + if (msm_dp_ctrl_link_maintenance(ctrl)) { DRM_ERROR("LM failed: TEST_LINK_TRAINING\n"); return; } } if (sink_request & DP_TEST_LINK_TRAINING) { - dp_link_send_test_response(ctrl->link); - if (dp_ctrl_link_maintenance(ctrl)) { + msm_dp_link_send_test_response(ctrl->link); + if (msm_dp_ctrl_link_maintenance(ctrl)) { DRM_ERROR("LM failed: TEST_LINK_TRAINING\n"); return; } } } -static bool dp_ctrl_clock_recovery_any_ok( +static bool msm_dp_ctrl_clock_recovery_any_ok( const u8 link_status[DP_LINK_STATUS_SIZE], int lane_count) { @@ -1813,20 +1799,20 @@ static bool dp_ctrl_clock_recovery_any_ok( return drm_dp_clock_recovery_ok(link_status, reduced_cnt); } -static bool dp_ctrl_channel_eq_ok(struct dp_ctrl_private *ctrl) +static bool msm_dp_ctrl_channel_eq_ok(struct msm_dp_ctrl_private *ctrl) { u8 link_status[DP_LINK_STATUS_SIZE]; int num_lanes = ctrl->link->link_params.num_lanes; - dp_ctrl_read_link_status(ctrl, link_status); + msm_dp_ctrl_read_link_status(ctrl, link_status); return drm_dp_channel_eq_ok(link_status, num_lanes); } -int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) +int msm_dp_ctrl_on_link(struct msm_dp_ctrl *msm_dp_ctrl) { int rc = 0; - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; u32 rate; int link_train_max_retries = 5; u32 const phy_cts_pixel_clk_khz = 148500; @@ -1834,15 +1820,15 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) unsigned int training_step; unsigned long pixel_rate; - if (!dp_ctrl) + if (!msm_dp_ctrl) return -EINVAL; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); rate = ctrl->panel->link_info.rate; - pixel_rate = ctrl->panel->dp_mode.drm_mode.clock; + pixel_rate = ctrl->panel->msm_dp_mode.drm_mode.clock; - dp_ctrl_core_clk_enable(&ctrl->dp_ctrl); + msm_dp_ctrl_core_clk_enable(&ctrl->msm_dp_ctrl); if (ctrl->link->sink_request & DP_TEST_LINK_PHY_TEST_PATTERN) { drm_dbg_dp(ctrl->drm_dev, @@ -1853,7 +1839,7 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) ctrl->link->link_params.rate = rate; ctrl->link->link_params.num_lanes = ctrl->panel->link_info.num_lanes; - if (ctrl->panel->dp_mode.out_fmt_is_yuv_420) + if (ctrl->panel->msm_dp_mode.out_fmt_is_yuv_420) pixel_rate >>= 1; } @@ -1861,32 +1847,32 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) ctrl->link->link_params.rate, ctrl->link->link_params.num_lanes, pixel_rate); - rc = dp_ctrl_enable_mainlink_clocks(ctrl); + rc = msm_dp_ctrl_enable_mainlink_clocks(ctrl); if (rc) return rc; while (--link_train_max_retries) { training_step = DP_TRAINING_NONE; - rc = dp_ctrl_setup_main_link(ctrl, &training_step); + rc = msm_dp_ctrl_setup_main_link(ctrl, &training_step); if (rc == 0) { /* training completed successfully */ break; } else if (training_step == DP_TRAINING_1) { /* link train_1 failed */ - if (!dp_catalog_link_is_connected(ctrl->catalog)) + if (!msm_dp_catalog_link_is_connected(ctrl->catalog)) break; - dp_ctrl_read_link_status(ctrl, link_status); + msm_dp_ctrl_read_link_status(ctrl, link_status); - rc = dp_ctrl_link_rate_down_shift(ctrl); + rc = msm_dp_ctrl_link_rate_down_shift(ctrl); if (rc < 0) { /* already in RBR = 1.6G */ - if (dp_ctrl_clock_recovery_any_ok(link_status, + if (msm_dp_ctrl_clock_recovery_any_ok(link_status, ctrl->link->link_params.num_lanes)) { /* * some lanes are ready, * reduce lane number */ - rc = dp_ctrl_link_lane_down_shift(ctrl); + rc = msm_dp_ctrl_link_lane_down_shift(ctrl); if (rc < 0) { /* lane == 1 already */ /* end with failure */ break; @@ -1898,16 +1884,16 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) } } else if (training_step == DP_TRAINING_2) { /* link train_2 failed */ - if (!dp_catalog_link_is_connected(ctrl->catalog)) + if (!msm_dp_catalog_link_is_connected(ctrl->catalog)) break; - dp_ctrl_read_link_status(ctrl, link_status); + msm_dp_ctrl_read_link_status(ctrl, link_status); if (!drm_dp_clock_recovery_ok(link_status, ctrl->link->link_params.num_lanes)) - rc = dp_ctrl_link_rate_down_shift(ctrl); + rc = msm_dp_ctrl_link_rate_down_shift(ctrl); else - rc = dp_ctrl_link_lane_down_shift(ctrl); + rc = msm_dp_ctrl_link_lane_down_shift(ctrl); if (rc < 0) { /* end with failure */ @@ -1915,10 +1901,10 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) } /* stop link training before start re training */ - dp_ctrl_clear_training_pattern(ctrl); + msm_dp_ctrl_clear_training_pattern(ctrl); } - rc = dp_ctrl_reinitialize_mainlink(ctrl); + rc = msm_dp_ctrl_reinitialize_mainlink(ctrl); if (rc) { DRM_ERROR("Failed to reinitialize mainlink. rc=%d\n", rc); break; @@ -1939,38 +1925,38 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) * link training failed * end txing train pattern here */ - dp_ctrl_clear_training_pattern(ctrl); + msm_dp_ctrl_clear_training_pattern(ctrl); - dp_ctrl_deinitialize_mainlink(ctrl); + msm_dp_ctrl_deinitialize_mainlink(ctrl); rc = -ECONNRESET; } return rc; } -static int dp_ctrl_link_retrain(struct dp_ctrl_private *ctrl) +static int msm_dp_ctrl_link_retrain(struct msm_dp_ctrl_private *ctrl) { int training_step = DP_TRAINING_NONE; - return dp_ctrl_setup_main_link(ctrl, &training_step); + return msm_dp_ctrl_setup_main_link(ctrl, &training_step); } -int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train) +int msm_dp_ctrl_on_stream(struct msm_dp_ctrl *msm_dp_ctrl, bool force_link_train) { int ret = 0; bool mainlink_ready = false; - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; unsigned long pixel_rate; unsigned long pixel_rate_orig; - if (!dp_ctrl) + if (!msm_dp_ctrl) return -EINVAL; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); - pixel_rate = pixel_rate_orig = ctrl->panel->dp_mode.drm_mode.clock; + pixel_rate = pixel_rate_orig = ctrl->panel->msm_dp_mode.drm_mode.clock; - if (dp_ctrl->wide_bus_en || ctrl->panel->dp_mode.out_fmt_is_yuv_420) + if (msm_dp_ctrl->wide_bus_en || ctrl->panel->msm_dp_mode.out_fmt_is_yuv_420) pixel_rate >>= 1; drm_dbg_dp(ctrl->drm_dev, "rate=%d, num_lanes=%d, pixel_rate=%lu\n", @@ -1982,7 +1968,7 @@ int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train) ctrl->core_clks_on, ctrl->link_clks_on, ctrl->stream_clks_on); if (!ctrl->link_clks_on) { /* link clk is off */ - ret = dp_ctrl_enable_mainlink_clocks(ctrl); + ret = msm_dp_ctrl_enable_mainlink_clocks(ctrl); if (ret) { DRM_ERROR("Failed to start link clocks. ret=%d\n", ret); goto end; @@ -2006,11 +1992,11 @@ int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train) ctrl->stream_clks_on = true; } - if (force_link_train || !dp_ctrl_channel_eq_ok(ctrl)) - dp_ctrl_link_retrain(ctrl); + if (force_link_train || !msm_dp_ctrl_channel_eq_ok(ctrl)) + msm_dp_ctrl_link_retrain(ctrl); /* stop txing train pattern to end link training */ - dp_ctrl_clear_training_pattern(ctrl); + msm_dp_ctrl_clear_training_pattern(ctrl); /* * Set up transfer unit values and set controller state to send @@ -2018,22 +2004,22 @@ int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train) */ reinit_completion(&ctrl->video_comp); - dp_ctrl_configure_source_params(ctrl); + msm_dp_ctrl_configure_source_params(ctrl); - dp_catalog_ctrl_config_msa(ctrl->catalog, + msm_dp_catalog_ctrl_config_msa(ctrl->catalog, ctrl->link->link_params.rate, - pixel_rate_orig, dp_ctrl_use_fixed_nvid(ctrl), - ctrl->panel->dp_mode.out_fmt_is_yuv_420); + pixel_rate_orig, + ctrl->panel->msm_dp_mode.out_fmt_is_yuv_420); - dp_ctrl_setup_tr_unit(ctrl); + msm_dp_ctrl_setup_tr_unit(ctrl); - dp_catalog_ctrl_state_ctrl(ctrl->catalog, DP_STATE_CTRL_SEND_VIDEO); + msm_dp_catalog_ctrl_state_ctrl(ctrl->catalog, DP_STATE_CTRL_SEND_VIDEO); - ret = dp_ctrl_wait4video_ready(ctrl); + ret = msm_dp_ctrl_wait4video_ready(ctrl); if (ret) return ret; - mainlink_ready = dp_catalog_ctrl_mainlink_ready(ctrl->catalog); + mainlink_ready = msm_dp_catalog_ctrl_mainlink_ready(ctrl->catalog); drm_dbg_dp(ctrl->drm_dev, "mainlink %s\n", mainlink_ready ? "READY" : "NOT READY"); @@ -2041,20 +2027,20 @@ end: return ret; } -void dp_ctrl_off_link_stream(struct dp_ctrl *dp_ctrl) +void msm_dp_ctrl_off_link_stream(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; struct phy *phy; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); phy = ctrl->phy; - dp_catalog_panel_disable_vsc_sdp(ctrl->catalog); + msm_dp_catalog_panel_disable_vsc_sdp(ctrl->catalog); /* set dongle to D3 (power off) mode */ - dp_link_psm_config(ctrl->link, &ctrl->panel->link_info, true); + msm_dp_link_psm_config(ctrl->link, &ctrl->panel->link_info, true); - dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); + msm_dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); if (ctrl->stream_clks_on) { clk_disable_unprepare(ctrl->pixel_clk); @@ -2062,7 +2048,7 @@ void dp_ctrl_off_link_stream(struct dp_ctrl *dp_ctrl) } dev_pm_opp_set_rate(ctrl->dev, 0); - dp_ctrl_link_clk_disable(&ctrl->dp_ctrl); + msm_dp_ctrl_link_clk_disable(&ctrl->msm_dp_ctrl); phy_power_off(phy); @@ -2074,17 +2060,18 @@ void dp_ctrl_off_link_stream(struct dp_ctrl *dp_ctrl) phy, phy->init_count, phy->power_count); } -void dp_ctrl_off_link(struct dp_ctrl *dp_ctrl) +void msm_dp_ctrl_off_link(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; struct phy *phy; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); phy = ctrl->phy; - dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); + msm_dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); - dp_ctrl_link_clk_disable(&ctrl->dp_ctrl); + dev_pm_opp_set_rate(ctrl->dev, 0); + msm_dp_ctrl_link_clk_disable(&ctrl->msm_dp_ctrl); DRM_DEBUG_DP("Before, phy=%p init_count=%d power_on=%d\n", phy, phy->init_count, phy->power_count); @@ -2095,19 +2082,19 @@ void dp_ctrl_off_link(struct dp_ctrl *dp_ctrl) phy, phy->init_count, phy->power_count); } -void dp_ctrl_off(struct dp_ctrl *dp_ctrl) +void msm_dp_ctrl_off(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; struct phy *phy; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); phy = ctrl->phy; - dp_catalog_panel_disable_vsc_sdp(ctrl->catalog); + msm_dp_catalog_panel_disable_vsc_sdp(ctrl->catalog); - dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); + msm_dp_catalog_ctrl_mainlink_ctrl(ctrl->catalog, false); - dp_catalog_ctrl_reset(ctrl->catalog); + msm_dp_catalog_ctrl_reset(ctrl->catalog); if (ctrl->stream_clks_on) { clk_disable_unprepare(ctrl->pixel_clk); @@ -2115,26 +2102,26 @@ void dp_ctrl_off(struct dp_ctrl *dp_ctrl) } dev_pm_opp_set_rate(ctrl->dev, 0); - dp_ctrl_link_clk_disable(&ctrl->dp_ctrl); + msm_dp_ctrl_link_clk_disable(&ctrl->msm_dp_ctrl); phy_power_off(phy); drm_dbg_dp(ctrl->drm_dev, "phy=%p init=%d power_on=%d\n", phy, phy->init_count, phy->power_count); } -irqreturn_t dp_ctrl_isr(struct dp_ctrl *dp_ctrl) +irqreturn_t msm_dp_ctrl_isr(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; u32 isr; irqreturn_t ret = IRQ_NONE; - if (!dp_ctrl) + if (!msm_dp_ctrl) return IRQ_NONE; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); if (ctrl->panel->psr_cap.version) { - isr = dp_catalog_ctrl_read_psr_interrupt_status(ctrl->catalog); + isr = msm_dp_catalog_ctrl_read_psr_interrupt_status(ctrl->catalog); if (isr) complete(&ctrl->psr_op_comp); @@ -2149,7 +2136,7 @@ irqreturn_t dp_ctrl_isr(struct dp_ctrl *dp_ctrl) drm_dbg_dp(ctrl->drm_dev, "PSR frame capture done\n"); } - isr = dp_catalog_ctrl_get_interrupt(ctrl->catalog); + isr = msm_dp_catalog_ctrl_get_interrupt(ctrl->catalog); if (isr & DP_CTRL_INTR_READY_FOR_VIDEO) { @@ -2177,13 +2164,13 @@ static const char *ctrl_clks[] = { "ctrl_link_iface", }; -static int dp_ctrl_clk_init(struct dp_ctrl *dp_ctrl) +static int msm_dp_ctrl_clk_init(struct msm_dp_ctrl *msm_dp_ctrl) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; struct device *dev; int i, rc; - ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl); + ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl); dev = ctrl->dev; ctrl->num_core_clks = ARRAY_SIZE(core_clks); @@ -2217,12 +2204,12 @@ static int dp_ctrl_clk_init(struct dp_ctrl *dp_ctrl) return 0; } -struct dp_ctrl *dp_ctrl_get(struct device *dev, struct dp_link *link, - struct dp_panel *panel, struct drm_dp_aux *aux, - struct dp_catalog *catalog, +struct msm_dp_ctrl *msm_dp_ctrl_get(struct device *dev, struct msm_dp_link *link, + struct msm_dp_panel *panel, struct drm_dp_aux *aux, + struct msm_dp_catalog *catalog, struct phy *phy) { - struct dp_ctrl_private *ctrl; + struct msm_dp_ctrl_private *ctrl; int ret; if (!dev || !panel || !aux || @@ -2241,7 +2228,7 @@ struct dp_ctrl *dp_ctrl_get(struct device *dev, struct dp_link *link, if (ret) { dev_err(dev, "invalid DP OPP table in device tree\n"); /* caller do PTR_ERR(opp_table) */ - return (struct dp_ctrl *)ERR_PTR(ret); + return (struct msm_dp_ctrl *)ERR_PTR(ret); } /* OPP table is optional */ @@ -2261,11 +2248,11 @@ struct dp_ctrl *dp_ctrl_get(struct device *dev, struct dp_link *link, ctrl->dev = dev; ctrl->phy = phy; - ret = dp_ctrl_clk_init(&ctrl->dp_ctrl); + ret = msm_dp_ctrl_clk_init(&ctrl->msm_dp_ctrl); if (ret) { dev_err(dev, "failed to init clocks\n"); return ERR_PTR(ret); } - return &ctrl->dp_ctrl; + return &ctrl->msm_dp_ctrl; } diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.h b/drivers/gpu/drm/msm/dp/dp_ctrl.h index fa014cee7e21..b7abfedbf574 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.h +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.h @@ -11,35 +11,34 @@ #include "dp_link.h" #include "dp_catalog.h" -struct dp_ctrl { - atomic_t aborted; +struct msm_dp_ctrl { bool wide_bus_en; }; struct phy; -int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl); -int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train); -void dp_ctrl_off_link_stream(struct dp_ctrl *dp_ctrl); -void dp_ctrl_off_link(struct dp_ctrl *dp_ctrl); -void dp_ctrl_off(struct dp_ctrl *dp_ctrl); -void dp_ctrl_push_idle(struct dp_ctrl *dp_ctrl); -irqreturn_t dp_ctrl_isr(struct dp_ctrl *dp_ctrl); -void dp_ctrl_handle_sink_request(struct dp_ctrl *dp_ctrl); -struct dp_ctrl *dp_ctrl_get(struct device *dev, struct dp_link *link, - struct dp_panel *panel, struct drm_dp_aux *aux, - struct dp_catalog *catalog, +int msm_dp_ctrl_on_link(struct msm_dp_ctrl *msm_dp_ctrl); +int msm_dp_ctrl_on_stream(struct msm_dp_ctrl *msm_dp_ctrl, bool force_link_train); +void msm_dp_ctrl_off_link_stream(struct msm_dp_ctrl *msm_dp_ctrl); +void msm_dp_ctrl_off_link(struct msm_dp_ctrl *msm_dp_ctrl); +void msm_dp_ctrl_off(struct msm_dp_ctrl *msm_dp_ctrl); +void msm_dp_ctrl_push_idle(struct msm_dp_ctrl *msm_dp_ctrl); +irqreturn_t msm_dp_ctrl_isr(struct msm_dp_ctrl *msm_dp_ctrl); +void msm_dp_ctrl_handle_sink_request(struct msm_dp_ctrl *msm_dp_ctrl); +struct msm_dp_ctrl *msm_dp_ctrl_get(struct device *dev, struct msm_dp_link *link, + struct msm_dp_panel *panel, struct drm_dp_aux *aux, + struct msm_dp_catalog *catalog, struct phy *phy); -void dp_ctrl_reset_irq_ctrl(struct dp_ctrl *dp_ctrl, bool enable); -void dp_ctrl_phy_init(struct dp_ctrl *dp_ctrl); -void dp_ctrl_phy_exit(struct dp_ctrl *dp_ctrl); -void dp_ctrl_irq_phy_exit(struct dp_ctrl *dp_ctrl); +void msm_dp_ctrl_reset_irq_ctrl(struct msm_dp_ctrl *msm_dp_ctrl, bool enable); +void msm_dp_ctrl_phy_init(struct msm_dp_ctrl *msm_dp_ctrl); +void msm_dp_ctrl_phy_exit(struct msm_dp_ctrl *msm_dp_ctrl); +void msm_dp_ctrl_irq_phy_exit(struct msm_dp_ctrl *msm_dp_ctrl); -void dp_ctrl_set_psr(struct dp_ctrl *dp_ctrl, bool enable); -void dp_ctrl_config_psr(struct dp_ctrl *dp_ctrl); +void msm_dp_ctrl_set_psr(struct msm_dp_ctrl *msm_dp_ctrl, bool enable); +void msm_dp_ctrl_config_psr(struct msm_dp_ctrl *msm_dp_ctrl); -int dp_ctrl_core_clk_enable(struct dp_ctrl *dp_ctrl); -void dp_ctrl_core_clk_disable(struct dp_ctrl *dp_ctrl); +int msm_dp_ctrl_core_clk_enable(struct msm_dp_ctrl *msm_dp_ctrl); +void msm_dp_ctrl_core_clk_disable(struct msm_dp_ctrl *msm_dp_ctrl); #endif /* _DP_CTRL_H_ */ diff --git a/drivers/gpu/drm/msm/dp/dp_debug.c b/drivers/gpu/drm/msm/dp/dp_debug.c index eca5a02f9003..22fd946ee201 100644 --- a/drivers/gpu/drm/msm/dp/dp_debug.c +++ b/drivers/gpu/drm/msm/dp/dp_debug.c @@ -17,17 +17,15 @@ #define DEBUG_NAME "msm_dp" -struct dp_debug_private { - struct dp_link *link; - struct dp_panel *panel; +struct msm_dp_debug_private { + struct msm_dp_link *link; + struct msm_dp_panel *panel; struct drm_connector *connector; - - struct dp_debug dp_debug; }; -static int dp_debug_show(struct seq_file *seq, void *p) +static int msm_dp_debug_show(struct seq_file *seq, void *p) { - struct dp_debug_private *debug = seq->private; + struct msm_dp_debug_private *debug = seq->private; u64 lclk = 0; u32 link_params_rate; const struct drm_display_mode *drm_mode; @@ -35,7 +33,7 @@ static int dp_debug_show(struct seq_file *seq, void *p) if (!debug) return -ENODEV; - drm_mode = &debug->panel->dp_mode.drm_mode; + drm_mode = &debug->panel->msm_dp_mode.drm_mode; seq_printf(seq, "\tname = %s\n", DEBUG_NAME); seq_printf(seq, "\tdrm_dp_link\n\t\trate = %u\n", @@ -57,8 +55,8 @@ static int dp_debug_show(struct seq_file *seq, void *p) drm_mode->hsync_end - drm_mode->hsync_start, drm_mode->vsync_end - drm_mode->vsync_start); seq_printf(seq, "\t\tactive_low = %dx%d\n", - debug->panel->dp_mode.h_active_low, - debug->panel->dp_mode.v_active_low); + debug->panel->msm_dp_mode.h_active_low, + debug->panel->msm_dp_mode.v_active_low); seq_printf(seq, "\t\th_skew = %d\n", drm_mode->hskew); seq_printf(seq, "\t\trefresh rate = %d\n", @@ -66,7 +64,7 @@ static int dp_debug_show(struct seq_file *seq, void *p) seq_printf(seq, "\t\tpixel clock khz = %d\n", drm_mode->clock); seq_printf(seq, "\t\tbpp = %d\n", - debug->panel->dp_mode.bpp); + debug->panel->msm_dp_mode.bpp); /* Link Information */ seq_printf(seq, "\tdp_link:\n\t\ttest_requested = %d\n", @@ -85,11 +83,11 @@ static int dp_debug_show(struct seq_file *seq, void *p) return 0; } -DEFINE_SHOW_ATTRIBUTE(dp_debug); +DEFINE_SHOW_ATTRIBUTE(msm_dp_debug); -static int dp_test_data_show(struct seq_file *m, void *data) +static int msm_dp_test_data_show(struct seq_file *m, void *data) { - const struct dp_debug_private *debug = m->private; + const struct msm_dp_debug_private *debug = m->private; const struct drm_connector *connector = debug->connector; u32 bpc; @@ -100,18 +98,18 @@ static int dp_test_data_show(struct seq_file *m, void *data) seq_printf(m, "vdisplay: %d\n", debug->link->test_video.test_v_height); seq_printf(m, "bpc: %u\n", - dp_link_bit_depth_to_bpp(bpc) / 3); + msm_dp_link_bit_depth_to_bpp(bpc) / 3); } else { seq_puts(m, "0"); } return 0; } -DEFINE_SHOW_ATTRIBUTE(dp_test_data); +DEFINE_SHOW_ATTRIBUTE(msm_dp_test_data); -static int dp_test_type_show(struct seq_file *m, void *data) +static int msm_dp_test_type_show(struct seq_file *m, void *data) { - const struct dp_debug_private *debug = m->private; + const struct msm_dp_debug_private *debug = m->private; const struct drm_connector *connector = debug->connector; if (connector->status == connector_status_connected) @@ -121,15 +119,15 @@ static int dp_test_type_show(struct seq_file *m, void *data) return 0; } -DEFINE_SHOW_ATTRIBUTE(dp_test_type); +DEFINE_SHOW_ATTRIBUTE(msm_dp_test_type); -static ssize_t dp_test_active_write(struct file *file, +static ssize_t msm_dp_test_active_write(struct file *file, const char __user *ubuf, size_t len, loff_t *offp) { char *input_buffer; int status = 0; - const struct dp_debug_private *debug; + const struct msm_dp_debug_private *debug; const struct drm_connector *connector; int val = 0; @@ -166,9 +164,9 @@ static ssize_t dp_test_active_write(struct file *file, return len; } -static int dp_test_active_show(struct seq_file *m, void *data) +static int msm_dp_test_active_show(struct seq_file *m, void *data) { - struct dp_debug_private *debug = m->private; + struct msm_dp_debug_private *debug = m->private; struct drm_connector *connector = debug->connector; if (connector->status == connector_status_connected) { @@ -183,78 +181,57 @@ static int dp_test_active_show(struct seq_file *m, void *data) return 0; } -static int dp_test_active_open(struct inode *inode, +static int msm_dp_test_active_open(struct inode *inode, struct file *file) { - return single_open(file, dp_test_active_show, + return single_open(file, msm_dp_test_active_show, inode->i_private); } static const struct file_operations test_active_fops = { .owner = THIS_MODULE, - .open = dp_test_active_open, + .open = msm_dp_test_active_open, .read = seq_read, .llseek = seq_lseek, .release = single_release, - .write = dp_test_active_write + .write = msm_dp_test_active_write }; -static void dp_debug_init(struct dp_debug *dp_debug, struct dentry *root, bool is_edp) +int msm_dp_debug_init(struct device *dev, struct msm_dp_panel *panel, + struct msm_dp_link *link, + struct drm_connector *connector, + struct dentry *root, bool is_edp) { - struct dp_debug_private *debug = container_of(dp_debug, - struct dp_debug_private, dp_debug); - - debugfs_create_file("dp_debug", 0444, root, - debug, &dp_debug_fops); - - if (!is_edp) { - debugfs_create_file("msm_dp_test_active", 0444, - root, - debug, &test_active_fops); - - debugfs_create_file("msm_dp_test_data", 0444, - root, - debug, &dp_test_data_fops); - - debugfs_create_file("msm_dp_test_type", 0444, - root, - debug, &dp_test_type_fops); - } -} - -struct dp_debug *dp_debug_get(struct device *dev, struct dp_panel *panel, - struct dp_link *link, - struct drm_connector *connector, - struct dentry *root, bool is_edp) -{ - struct dp_debug_private *debug; - struct dp_debug *dp_debug; - int rc; + struct msm_dp_debug_private *debug; if (!dev || !panel || !link) { DRM_ERROR("invalid input\n"); - rc = -EINVAL; - goto error; + return -EINVAL; } debug = devm_kzalloc(dev, sizeof(*debug), GFP_KERNEL); - if (!debug) { - rc = -ENOMEM; - goto error; - } + if (!debug) + return -ENOMEM; - debug->dp_debug.debug_en = false; debug->link = link; debug->panel = panel; - dp_debug = &debug->dp_debug; - dp_debug->vdisplay = 0; - dp_debug->hdisplay = 0; - dp_debug->vrefresh = 0; + debugfs_create_file("dp_debug", 0444, root, + debug, &msm_dp_debug_fops); - dp_debug_init(dp_debug, root, is_edp); + if (!is_edp) { + debugfs_create_file("dp_test_active", 0444, + root, + debug, &test_active_fops); - return dp_debug; - error: - return ERR_PTR(rc); + debugfs_create_file("dp_test_data", 0444, + root, + debug, &msm_dp_test_data_fops); + + debugfs_create_file("dp_test_type", 0444, + root, + debug, &msm_dp_test_type_fops); + } + + return 0; } diff --git a/drivers/gpu/drm/msm/dp/dp_debug.h b/drivers/gpu/drm/msm/dp/dp_debug.h index 9b3b2e702f65..6dc0ff4f0f65 100644 --- a/drivers/gpu/drm/msm/dp/dp_debug.h +++ b/drivers/gpu/drm/msm/dp/dp_debug.h @@ -9,26 +9,10 @@ #include "dp_panel.h" #include "dp_link.h" -/** - * struct dp_debug - * @debug_en: specifies whether debug mode enabled - * @vdisplay: used to filter out vdisplay value - * @hdisplay: used to filter out hdisplay value - * @vrefresh: used to filter out vrefresh value - * @tpg_state: specifies whether tpg feature is enabled - */ -struct dp_debug { - bool debug_en; - int aspect_ratio; - int vdisplay; - int hdisplay; - int vrefresh; -}; - #if defined(CONFIG_DEBUG_FS) /** - * dp_debug_get() - configure and get the DisplayPlot debug module data + * msm_dp_debug_get() - configure and get the DisplayPlot debug module data * * @dev: device instance of the caller * @panel: instance of panel module @@ -41,22 +25,22 @@ struct dp_debug { * This function sets up the debug module and provides a way * for debugfs input to be communicated with existing modules */ -struct dp_debug *dp_debug_get(struct device *dev, struct dp_panel *panel, - struct dp_link *link, - struct drm_connector *connector, - struct dentry *root, - bool is_edp); +int msm_dp_debug_init(struct device *dev, struct msm_dp_panel *panel, + struct msm_dp_link *link, + struct drm_connector *connector, + struct dentry *root, + bool is_edp); #else static inline -struct dp_debug *dp_debug_get(struct device *dev, struct dp_panel *panel, - struct dp_link *link, - struct drm_connector *connector, - struct dentry *root, - bool is_edp) +int msm_dp_debug_init(struct device *dev, struct msm_dp_panel *panel, + struct msm_dp_link *link, + struct drm_connector *connector, + struct dentry *root, + bool is_edp) { - return ERR_PTR(-EINVAL); + return -EINVAL; } #endif /* defined(CONFIG_DEBUG_FS) */ diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index ffbfde922589..24dd37f1682b 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -67,14 +67,13 @@ enum { #define WAIT_FOR_RESUME_TIMEOUT_JIFFIES (HZ / 2) -struct dp_event { +struct msm_dp_event { u32 event_id; u32 data; u32 delay; }; -struct dp_display_private { - char *name; +struct msm_dp_display_private { int irq; unsigned int id; @@ -82,21 +81,18 @@ struct dp_display_private { /* state variables */ bool core_initialized; bool phy_initialized; - bool hpd_irq_on; bool audio_supported; struct drm_device *drm_dev; - struct dentry *root; - struct dp_catalog *catalog; + struct msm_dp_catalog *catalog; struct drm_dp_aux *aux; - struct dp_link *link; - struct dp_panel *panel; - struct dp_ctrl *ctrl; - struct dp_debug *debug; + struct msm_dp_link *link; + struct msm_dp_panel *panel; + struct msm_dp_ctrl *ctrl; - struct dp_display_mode dp_mode; - struct msm_dp dp_display; + struct msm_dp_display_mode msm_dp_mode; + struct msm_dp msm_dp_display; /* wait for audio signaling */ struct completion audio_comp; @@ -108,132 +104,136 @@ struct dp_display_private { u32 event_pndx; u32 event_gndx; struct task_struct *ev_tsk; - struct dp_event event_list[DP_EVENT_Q_MAX]; + struct msm_dp_event event_list[DP_EVENT_Q_MAX]; spinlock_t event_lock; bool wide_bus_supported; - struct dp_audio *audio; + struct msm_dp_audio *audio; }; struct msm_dp_desc { phys_addr_t io_start; unsigned int id; - unsigned int connector_type; bool wide_bus_supported; }; -static const struct msm_dp_desc sc7180_dp_descs[] = { - { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort }, +static const struct msm_dp_desc msm_dp_desc_sa8775p[] = { + { .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, + { .io_start = 0x0af5c000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true }, + { .io_start = 0x22154000, .id = MSM_DP_CONTROLLER_2, .wide_bus_supported = true }, + { .io_start = 0x2215c000, .id = MSM_DP_CONTROLLER_3, .wide_bus_supported = true }, {} }; -static const struct msm_dp_desc sc7280_dp_descs[] = { - { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, - { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, +static const struct msm_dp_desc msm_dp_desc_sc7180[] = { + { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, {} }; -static const struct msm_dp_desc sc8180x_dp_descs[] = { - { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort }, - { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort }, - { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP }, +static const struct msm_dp_desc msm_dp_desc_sc7280[] = { + { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, + { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true }, {} }; -static const struct msm_dp_desc sc8280xp_dp_descs[] = { - { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, - { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, - { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, - { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, - { .io_start = 0x22090000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, - { .io_start = 0x22098000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, - { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, - { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true }, +static const struct msm_dp_desc msm_dp_desc_sc8180x[] = { + { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, + { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true }, + { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .wide_bus_supported = true }, {} }; -static const struct msm_dp_desc sc8280xp_edp_descs[] = { - { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, - { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, - { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, - { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true }, +static const struct msm_dp_desc msm_dp_desc_sc8280xp[] = { + { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, + { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true }, + { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .wide_bus_supported = true }, + { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .wide_bus_supported = true }, + { .io_start = 0x22090000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, + { .io_start = 0x22098000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true }, + { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .wide_bus_supported = true }, + { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .wide_bus_supported = true }, {} }; -static const struct msm_dp_desc sm8350_dp_descs[] = { - { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort }, +static const struct msm_dp_desc msm_dp_desc_sm8650[] = { + { .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, {} }; -static const struct msm_dp_desc sm8650_dp_descs[] = { - { .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort }, +static const struct msm_dp_desc msm_dp_desc_x1e80100[] = { + { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, + { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true }, + { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .wide_bus_supported = true }, + { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .wide_bus_supported = true }, {} }; -static const struct of_device_id dp_dt_match[] = { - { .compatible = "qcom,sc7180-dp", .data = &sc7180_dp_descs }, - { .compatible = "qcom,sc7280-dp", .data = &sc7280_dp_descs }, - { .compatible = "qcom,sc7280-edp", .data = &sc7280_dp_descs }, - { .compatible = "qcom,sc8180x-dp", .data = &sc8180x_dp_descs }, - { .compatible = "qcom,sc8180x-edp", .data = &sc8180x_dp_descs }, - { .compatible = "qcom,sc8280xp-dp", .data = &sc8280xp_dp_descs }, - { .compatible = "qcom,sc8280xp-edp", .data = &sc8280xp_edp_descs }, - { .compatible = "qcom,sdm845-dp", .data = &sc7180_dp_descs }, - { .compatible = "qcom,sm8350-dp", .data = &sm8350_dp_descs }, - { .compatible = "qcom,sm8650-dp", .data = &sm8650_dp_descs }, +static const struct of_device_id msm_dp_dt_match[] = { + { .compatible = "qcom,sa8775p-dp", .data = &msm_dp_desc_sa8775p }, + { .compatible = "qcom,sc7180-dp", .data = &msm_dp_desc_sc7180 }, + { .compatible = "qcom,sc7280-dp", .data = &msm_dp_desc_sc7280 }, + { .compatible = "qcom,sc7280-edp", .data = &msm_dp_desc_sc7280 }, + { .compatible = "qcom,sc8180x-dp", .data = &msm_dp_desc_sc8180x }, + { .compatible = "qcom,sc8180x-edp", .data = &msm_dp_desc_sc8180x }, + { .compatible = "qcom,sc8280xp-dp", .data = &msm_dp_desc_sc8280xp }, + { .compatible = "qcom,sc8280xp-edp", .data = &msm_dp_desc_sc8280xp }, + { .compatible = "qcom,sdm845-dp", .data = &msm_dp_desc_sc7180 }, + { .compatible = "qcom,sm8350-dp", .data = &msm_dp_desc_sc7180 }, + { .compatible = "qcom,sm8650-dp", .data = &msm_dp_desc_sm8650 }, + { .compatible = "qcom,x1e80100-dp", .data = &msm_dp_desc_x1e80100 }, {} }; -static struct dp_display_private *dev_get_dp_display_private(struct device *dev) +static struct msm_dp_display_private *dev_get_dp_display_private(struct device *dev) { struct msm_dp *dp = dev_get_drvdata(dev); - return container_of(dp, struct dp_display_private, dp_display); + return container_of(dp, struct msm_dp_display_private, msm_dp_display); } -static int dp_add_event(struct dp_display_private *dp_priv, u32 event, +static int msm_dp_add_event(struct msm_dp_display_private *msm_dp_priv, u32 event, u32 data, u32 delay) { unsigned long flag; - struct dp_event *todo; + struct msm_dp_event *todo; int pndx; - spin_lock_irqsave(&dp_priv->event_lock, flag); - pndx = dp_priv->event_pndx + 1; + spin_lock_irqsave(&msm_dp_priv->event_lock, flag); + pndx = msm_dp_priv->event_pndx + 1; pndx %= DP_EVENT_Q_MAX; - if (pndx == dp_priv->event_gndx) { + if (pndx == msm_dp_priv->event_gndx) { pr_err("event_q is full: pndx=%d gndx=%d\n", - dp_priv->event_pndx, dp_priv->event_gndx); - spin_unlock_irqrestore(&dp_priv->event_lock, flag); + msm_dp_priv->event_pndx, msm_dp_priv->event_gndx); + spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); return -EPERM; } - todo = &dp_priv->event_list[dp_priv->event_pndx++]; - dp_priv->event_pndx %= DP_EVENT_Q_MAX; + todo = &msm_dp_priv->event_list[msm_dp_priv->event_pndx++]; + msm_dp_priv->event_pndx %= DP_EVENT_Q_MAX; todo->event_id = event; todo->data = data; todo->delay = delay; - wake_up(&dp_priv->event_q); - spin_unlock_irqrestore(&dp_priv->event_lock, flag); + wake_up(&msm_dp_priv->event_q); + spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); return 0; } -static int dp_del_event(struct dp_display_private *dp_priv, u32 event) +static int msm_dp_del_event(struct msm_dp_display_private *msm_dp_priv, u32 event) { unsigned long flag; - struct dp_event *todo; + struct msm_dp_event *todo; u32 gndx; - spin_lock_irqsave(&dp_priv->event_lock, flag); - if (dp_priv->event_pndx == dp_priv->event_gndx) { - spin_unlock_irqrestore(&dp_priv->event_lock, flag); + spin_lock_irqsave(&msm_dp_priv->event_lock, flag); + if (msm_dp_priv->event_pndx == msm_dp_priv->event_gndx) { + spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); return -ENOENT; } - gndx = dp_priv->event_gndx; - while (dp_priv->event_pndx != gndx) { - todo = &dp_priv->event_list[gndx]; + gndx = msm_dp_priv->event_gndx; + while (msm_dp_priv->event_pndx != gndx) { + todo = &msm_dp_priv->event_list[gndx]; if (todo->event_id == event) { todo->event_id = EV_NO_EVENT; /* deleted */ todo->delay = 0; @@ -241,60 +241,60 @@ static int dp_del_event(struct dp_display_private *dp_priv, u32 event) gndx++; gndx %= DP_EVENT_Q_MAX; } - spin_unlock_irqrestore(&dp_priv->event_lock, flag); + spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); return 0; } -void dp_display_signal_audio_start(struct msm_dp *dp_display) +void msm_dp_display_signal_audio_start(struct msm_dp *msm_dp_display) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; - dp = container_of(dp_display, struct dp_display_private, dp_display); + dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); reinit_completion(&dp->audio_comp); } -void dp_display_signal_audio_complete(struct msm_dp *dp_display) +void msm_dp_display_signal_audio_complete(struct msm_dp *msm_dp_display) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; - dp = container_of(dp_display, struct dp_display_private, dp_display); + dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); complete_all(&dp->audio_comp); } -static int dp_hpd_event_thread_start(struct dp_display_private *dp_priv); +static int msm_dp_hpd_event_thread_start(struct msm_dp_display_private *msm_dp_priv); -static int dp_display_bind(struct device *dev, struct device *master, +static int msm_dp_display_bind(struct device *dev, struct device *master, void *data) { int rc = 0; - struct dp_display_private *dp = dev_get_dp_display_private(dev); + struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); struct msm_drm_private *priv = dev_get_drvdata(master); struct drm_device *drm = priv->dev; - dp->dp_display.drm_dev = drm; - priv->dp[dp->id] = &dp->dp_display; + dp->msm_dp_display.drm_dev = drm; + priv->dp[dp->id] = &dp->msm_dp_display; dp->drm_dev = drm; dp->aux->drm_dev = drm; - rc = dp_aux_register(dp->aux); + rc = msm_dp_aux_register(dp->aux); if (rc) { DRM_ERROR("DRM DP AUX register failed\n"); goto end; } - rc = dp_register_audio_driver(dev, dp->audio); + rc = msm_dp_register_audio_driver(dev, dp->audio); if (rc) { DRM_ERROR("Audio registration Dp failed\n"); goto end; } - rc = dp_hpd_event_thread_start(dp); + rc = msm_dp_hpd_event_thread_start(dp); if (rc) { DRM_ERROR("Event thread create failed\n"); goto end; @@ -305,44 +305,44 @@ end: return rc; } -static void dp_display_unbind(struct device *dev, struct device *master, +static void msm_dp_display_unbind(struct device *dev, struct device *master, void *data) { - struct dp_display_private *dp = dev_get_dp_display_private(dev); + struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); struct msm_drm_private *priv = dev_get_drvdata(master); kthread_stop(dp->ev_tsk); of_dp_aux_depopulate_bus(dp->aux); - dp_unregister_audio_driver(dev, dp->audio); - dp_aux_unregister(dp->aux); + msm_dp_unregister_audio_driver(dev, dp->audio); + msm_dp_aux_unregister(dp->aux); dp->drm_dev = NULL; dp->aux->drm_dev = NULL; priv->dp[dp->id] = NULL; } -static const struct component_ops dp_display_comp_ops = { - .bind = dp_display_bind, - .unbind = dp_display_unbind, +static const struct component_ops msm_dp_display_comp_ops = { + .bind = msm_dp_display_bind, + .unbind = msm_dp_display_unbind, }; -static void dp_display_send_hpd_event(struct msm_dp *dp_display) +static void msm_dp_display_send_hpd_event(struct msm_dp *msm_dp_display) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; struct drm_connector *connector; - dp = container_of(dp_display, struct dp_display_private, dp_display); + dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); - connector = dp->dp_display.connector; + connector = dp->msm_dp_display.connector; drm_helper_hpd_irq_event(connector->dev); } -static int dp_display_send_hpd_notification(struct dp_display_private *dp, +static int msm_dp_display_send_hpd_notification(struct msm_dp_display_private *dp, bool hpd) { - if ((hpd && dp->dp_display.link_ready) || - (!hpd && !dp->dp_display.link_ready)) { + if ((hpd && dp->msm_dp_display.link_ready) || + (!hpd && !dp->msm_dp_display.link_ready)) { drm_dbg_dp(dp->drm_dev, "HPD already %s\n", (hpd ? "on" : "off")); return 0; @@ -351,140 +351,139 @@ static int dp_display_send_hpd_notification(struct dp_display_private *dp, /* reset video pattern flag on disconnect */ if (!hpd) { dp->panel->video_test = false; - if (!dp->dp_display.is_edp) - drm_dp_set_subconnector_property(dp->dp_display.connector, + if (!dp->msm_dp_display.is_edp) + drm_dp_set_subconnector_property(dp->msm_dp_display.connector, connector_status_disconnected, dp->panel->dpcd, dp->panel->downstream_ports); } - dp->dp_display.link_ready = hpd; + dp->msm_dp_display.link_ready = hpd; drm_dbg_dp(dp->drm_dev, "type=%d hpd=%d\n", - dp->dp_display.connector_type, hpd); - dp_display_send_hpd_event(&dp->dp_display); + dp->msm_dp_display.connector_type, hpd); + msm_dp_display_send_hpd_event(&dp->msm_dp_display); return 0; } -static int dp_display_process_hpd_high(struct dp_display_private *dp) +static int msm_dp_display_process_hpd_high(struct msm_dp_display_private *dp) { + struct drm_connector *connector = dp->msm_dp_display.connector; + const struct drm_display_info *info = &connector->display_info; int rc = 0; - struct edid *edid; - rc = dp_panel_read_sink_caps(dp->panel, dp->dp_display.connector); + rc = msm_dp_panel_read_sink_caps(dp->panel, connector); if (rc) goto end; - dp_link_process_request(dp->link); + msm_dp_link_process_request(dp->link); - if (!dp->dp_display.is_edp) - drm_dp_set_subconnector_property(dp->dp_display.connector, + if (!dp->msm_dp_display.is_edp) + drm_dp_set_subconnector_property(connector, connector_status_connected, dp->panel->dpcd, dp->panel->downstream_ports); - edid = dp->panel->edid; + dp->msm_dp_display.psr_supported = dp->panel->psr_cap.version && psr_enabled; - dp->dp_display.psr_supported = dp->panel->psr_cap.version && psr_enabled; - - dp->audio_supported = drm_detect_monitor_audio(edid); - dp_panel_handle_sink_request(dp->panel); + dp->audio_supported = info->has_audio; + msm_dp_panel_handle_sink_request(dp->panel); /* * set sink to normal operation mode -- D0 * before dpcd read */ - dp_link_psm_config(dp->link, &dp->panel->link_info, false); + msm_dp_link_psm_config(dp->link, &dp->panel->link_info, false); - dp_link_reset_phy_params_vx_px(dp->link); - rc = dp_ctrl_on_link(dp->ctrl); + msm_dp_link_reset_phy_params_vx_px(dp->link); + rc = msm_dp_ctrl_on_link(dp->ctrl); if (rc) { DRM_ERROR("failed to complete DP link training\n"); goto end; } - dp_add_event(dp, EV_USER_NOTIFICATION, true, 0); + msm_dp_add_event(dp, EV_USER_NOTIFICATION, true, 0); end: return rc; } -static void dp_display_host_phy_init(struct dp_display_private *dp) +static void msm_dp_display_host_phy_init(struct msm_dp_display_private *dp) { drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", - dp->dp_display.connector_type, dp->core_initialized, + dp->msm_dp_display.connector_type, dp->core_initialized, dp->phy_initialized); if (!dp->phy_initialized) { - dp_ctrl_phy_init(dp->ctrl); + msm_dp_ctrl_phy_init(dp->ctrl); dp->phy_initialized = true; } } -static void dp_display_host_phy_exit(struct dp_display_private *dp) +static void msm_dp_display_host_phy_exit(struct msm_dp_display_private *dp) { drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", - dp->dp_display.connector_type, dp->core_initialized, + dp->msm_dp_display.connector_type, dp->core_initialized, dp->phy_initialized); if (dp->phy_initialized) { - dp_ctrl_phy_exit(dp->ctrl); + msm_dp_ctrl_phy_exit(dp->ctrl); dp->phy_initialized = false; } } -static void dp_display_host_init(struct dp_display_private *dp) +static void msm_dp_display_host_init(struct msm_dp_display_private *dp) { drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", - dp->dp_display.connector_type, dp->core_initialized, + dp->msm_dp_display.connector_type, dp->core_initialized, dp->phy_initialized); - dp_ctrl_core_clk_enable(dp->ctrl); - dp_ctrl_reset_irq_ctrl(dp->ctrl, true); - dp_aux_init(dp->aux); + msm_dp_ctrl_core_clk_enable(dp->ctrl); + msm_dp_ctrl_reset_irq_ctrl(dp->ctrl, true); + msm_dp_aux_init(dp->aux); dp->core_initialized = true; } -static void dp_display_host_deinit(struct dp_display_private *dp) +static void msm_dp_display_host_deinit(struct msm_dp_display_private *dp) { drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", - dp->dp_display.connector_type, dp->core_initialized, + dp->msm_dp_display.connector_type, dp->core_initialized, dp->phy_initialized); - dp_ctrl_reset_irq_ctrl(dp->ctrl, false); - dp_aux_deinit(dp->aux); - dp_ctrl_core_clk_disable(dp->ctrl); + msm_dp_ctrl_reset_irq_ctrl(dp->ctrl, false); + msm_dp_aux_deinit(dp->aux); + msm_dp_ctrl_core_clk_disable(dp->ctrl); dp->core_initialized = false; } -static int dp_display_usbpd_configure_cb(struct device *dev) +static int msm_dp_display_usbpd_configure_cb(struct device *dev) { - struct dp_display_private *dp = dev_get_dp_display_private(dev); + struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); - dp_display_host_phy_init(dp); + msm_dp_display_host_phy_init(dp); - return dp_display_process_hpd_high(dp); + return msm_dp_display_process_hpd_high(dp); } -static int dp_display_notify_disconnect(struct device *dev) +static int msm_dp_display_notify_disconnect(struct device *dev) { - struct dp_display_private *dp = dev_get_dp_display_private(dev); + struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); - dp_add_event(dp, EV_USER_NOTIFICATION, false, 0); + msm_dp_add_event(dp, EV_USER_NOTIFICATION, false, 0); return 0; } -static void dp_display_handle_video_request(struct dp_display_private *dp) +static void msm_dp_display_handle_video_request(struct msm_dp_display_private *dp) { if (dp->link->sink_request & DP_TEST_LINK_VIDEO_PATTERN) { dp->panel->video_test = true; - dp_link_send_test_response(dp->link); + msm_dp_link_send_test_response(dp->link); } } -static int dp_display_handle_port_status_changed(struct dp_display_private *dp) +static int msm_dp_display_handle_port_status_changed(struct msm_dp_display_private *dp) { int rc = 0; @@ -492,12 +491,12 @@ static int dp_display_handle_port_status_changed(struct dp_display_private *dp) drm_dbg_dp(dp->drm_dev, "sink count is zero, nothing to do\n"); if (dp->hpd_state != ST_DISCONNECTED) { dp->hpd_state = ST_DISCONNECT_PENDING; - dp_add_event(dp, EV_USER_NOTIFICATION, false, 0); + msm_dp_add_event(dp, EV_USER_NOTIFICATION, false, 0); } } else { if (dp->hpd_state == ST_DISCONNECTED) { dp->hpd_state = ST_MAINLINK_READY; - rc = dp_display_process_hpd_high(dp); + rc = msm_dp_display_process_hpd_high(dp); if (rc) dp->hpd_state = ST_DISCONNECTED; } @@ -506,7 +505,7 @@ static int dp_display_handle_port_status_changed(struct dp_display_private *dp) return rc; } -static int dp_display_handle_irq_hpd(struct dp_display_private *dp) +static int msm_dp_display_handle_irq_hpd(struct msm_dp_display_private *dp) { u32 sink_request = dp->link->sink_request; @@ -520,46 +519,48 @@ static int dp_display_handle_irq_hpd(struct dp_display_private *dp) } } - dp_ctrl_handle_sink_request(dp->ctrl); + msm_dp_ctrl_handle_sink_request(dp->ctrl); if (sink_request & DP_TEST_LINK_VIDEO_PATTERN) - dp_display_handle_video_request(dp); + msm_dp_display_handle_video_request(dp); return 0; } -static int dp_display_usbpd_attention_cb(struct device *dev) +static int msm_dp_display_usbpd_attention_cb(struct device *dev) { int rc = 0; u32 sink_request; - struct dp_display_private *dp = dev_get_dp_display_private(dev); + struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); /* check for any test request issued by sink */ - rc = dp_link_process_request(dp->link); + rc = msm_dp_link_process_request(dp->link); if (!rc) { sink_request = dp->link->sink_request; drm_dbg_dp(dp->drm_dev, "hpd_state=%d sink_request=%d\n", dp->hpd_state, sink_request); if (sink_request & DS_PORT_STATUS_CHANGED) - rc = dp_display_handle_port_status_changed(dp); + rc = msm_dp_display_handle_port_status_changed(dp); else - rc = dp_display_handle_irq_hpd(dp); + rc = msm_dp_display_handle_irq_hpd(dp); } return rc; } -static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data) +static int msm_dp_hpd_plug_handle(struct msm_dp_display_private *dp, u32 data) { u32 state; int ret; - struct platform_device *pdev = dp->dp_display.pdev; + struct platform_device *pdev = dp->msm_dp_display.pdev; + + msm_dp_aux_enable_xfers(dp->aux, true); mutex_lock(&dp->event_mutex); state = dp->hpd_state; drm_dbg_dp(dp->drm_dev, "Before, type=%d hpd_state=%d\n", - dp->dp_display.connector_type, state); + dp->msm_dp_display.connector_type, state); if (state == ST_DISPLAY_OFF) { mutex_unlock(&dp->event_mutex); @@ -573,7 +574,7 @@ static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data) if (state == ST_DISCONNECT_PENDING) { /* wait until ST_DISCONNECTED */ - dp_add_event(dp, EV_HPD_PLUG_INT, 0, 1); /* delay = 1 */ + msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 1); /* delay = 1 */ mutex_unlock(&dp->event_mutex); return 0; } @@ -585,7 +586,7 @@ static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data) return ret; } - ret = dp_display_usbpd_configure_cb(&pdev->dev); + ret = msm_dp_display_usbpd_configure_cb(&pdev->dev); if (ret) { /* link train failed */ dp->hpd_state = ST_DISCONNECTED; pm_runtime_put_sync(&pdev->dev); @@ -594,58 +595,60 @@ static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data) } drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n", - dp->dp_display.connector_type, state); + dp->msm_dp_display.connector_type, state); mutex_unlock(&dp->event_mutex); /* uevent will complete connection part */ return 0; }; -static void dp_display_handle_plugged_change(struct msm_dp *dp_display, +static void msm_dp_display_handle_plugged_change(struct msm_dp *msm_dp_display, bool plugged) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; - dp = container_of(dp_display, - struct dp_display_private, dp_display); + dp = container_of(msm_dp_display, + struct msm_dp_display_private, msm_dp_display); /* notify audio subsystem only if sink supports audio */ - if (dp_display->plugged_cb && dp_display->codec_dev && + if (msm_dp_display->plugged_cb && msm_dp_display->codec_dev && dp->audio_supported) - dp_display->plugged_cb(dp_display->codec_dev, plugged); + msm_dp_display->plugged_cb(msm_dp_display->codec_dev, plugged); } -static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data) +static int msm_dp_hpd_unplug_handle(struct msm_dp_display_private *dp, u32 data) { u32 state; - struct platform_device *pdev = dp->dp_display.pdev; + struct platform_device *pdev = dp->msm_dp_display.pdev; + + msm_dp_aux_enable_xfers(dp->aux, false); mutex_lock(&dp->event_mutex); state = dp->hpd_state; drm_dbg_dp(dp->drm_dev, "Before, type=%d hpd_state=%d\n", - dp->dp_display.connector_type, state); + dp->msm_dp_display.connector_type, state); /* unplugged, no more irq_hpd handle */ - dp_del_event(dp, EV_IRQ_HPD_INT); + msm_dp_del_event(dp, EV_IRQ_HPD_INT); if (state == ST_DISCONNECTED) { /* triggered by irq_hdp with sink_count = 0 */ if (dp->link->sink_count == 0) { - dp_display_host_phy_exit(dp); + msm_dp_display_host_phy_exit(dp); } - dp_display_notify_disconnect(&dp->dp_display.pdev->dev); + msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); mutex_unlock(&dp->event_mutex); return 0; } else if (state == ST_DISCONNECT_PENDING) { mutex_unlock(&dp->event_mutex); return 0; } else if (state == ST_MAINLINK_READY) { - dp_ctrl_off_link(dp->ctrl); - dp_display_host_phy_exit(dp); + msm_dp_ctrl_off_link(dp->ctrl); + msm_dp_display_host_phy_exit(dp); dp->hpd_state = ST_DISCONNECTED; - dp_display_notify_disconnect(&dp->dp_display.pdev->dev); + msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); pm_runtime_put_sync(&pdev->dev); mutex_unlock(&dp->event_mutex); return 0; @@ -655,7 +658,7 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data) * We don't need separate work for disconnect as * connect/attention interrupts are disabled */ - dp_display_notify_disconnect(&dp->dp_display.pdev->dev); + msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); if (state == ST_DISPLAY_OFF) { dp->hpd_state = ST_DISCONNECTED; @@ -664,10 +667,10 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data) } /* signal the disconnect event early to ensure proper teardown */ - dp_display_handle_plugged_change(&dp->dp_display, false); + msm_dp_display_handle_plugged_change(&dp->msm_dp_display, false); drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n", - dp->dp_display.connector_type, state); + dp->msm_dp_display.connector_type, state); /* uevent will complete disconnection part */ pm_runtime_put_sync(&pdev->dev); @@ -675,7 +678,7 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data) return 0; } -static int dp_irq_hpd_handle(struct dp_display_private *dp, u32 data) +static int msm_dp_irq_hpd_handle(struct msm_dp_display_private *dp, u32 data) { u32 state; @@ -684,7 +687,7 @@ static int dp_irq_hpd_handle(struct dp_display_private *dp, u32 data) /* irq_hpd can happen at either connected or disconnected state */ state = dp->hpd_state; drm_dbg_dp(dp->drm_dev, "Before, type=%d hpd_state=%d\n", - dp->dp_display.connector_type, state); + dp->msm_dp_display.connector_type, state); if (state == ST_DISPLAY_OFF) { mutex_unlock(&dp->event_mutex); @@ -693,42 +696,47 @@ static int dp_irq_hpd_handle(struct dp_display_private *dp, u32 data) if (state == ST_MAINLINK_READY || state == ST_DISCONNECT_PENDING) { /* wait until ST_CONNECTED */ - dp_add_event(dp, EV_IRQ_HPD_INT, 0, 1); /* delay = 1 */ + msm_dp_add_event(dp, EV_IRQ_HPD_INT, 0, 1); /* delay = 1 */ mutex_unlock(&dp->event_mutex); return 0; } - dp_display_usbpd_attention_cb(&dp->dp_display.pdev->dev); + msm_dp_display_usbpd_attention_cb(&dp->msm_dp_display.pdev->dev); drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n", - dp->dp_display.connector_type, state); + dp->msm_dp_display.connector_type, state); mutex_unlock(&dp->event_mutex); return 0; } -static void dp_display_deinit_sub_modules(struct dp_display_private *dp) +static void msm_dp_display_deinit_sub_modules(struct msm_dp_display_private *dp) { - dp_audio_put(dp->audio); - dp_panel_put(dp->panel); - dp_aux_put(dp->aux); + msm_dp_audio_put(dp->audio); + msm_dp_panel_put(dp->panel); + msm_dp_aux_put(dp->aux); } -static int dp_init_sub_modules(struct dp_display_private *dp) +static int msm_dp_init_sub_modules(struct msm_dp_display_private *dp) { int rc = 0; - struct device *dev = &dp->dp_display.pdev->dev; - struct dp_panel_in panel_in = { - .dev = dev, - }; + struct device *dev = &dp->msm_dp_display.pdev->dev; struct phy *phy; phy = devm_phy_get(dev, "dp"); if (IS_ERR(phy)) return PTR_ERR(phy); - dp->catalog = dp_catalog_get(dev); + rc = phy_set_mode_ext(phy, PHY_MODE_DP, + dp->msm_dp_display.is_edp ? PHY_SUBMODE_EDP : PHY_SUBMODE_DP); + if (rc) { + DRM_ERROR("failed to set phy submode, rc = %d\n", rc); + dp->catalog = NULL; + goto error; + } + + dp->catalog = msm_dp_catalog_get(dev); if (IS_ERR(dp->catalog)) { rc = PTR_ERR(dp->catalog); DRM_ERROR("failed to initialize catalog, rc = %d\n", rc); @@ -736,9 +744,9 @@ static int dp_init_sub_modules(struct dp_display_private *dp) goto error; } - dp->aux = dp_aux_get(dev, dp->catalog, + dp->aux = msm_dp_aux_get(dev, dp->catalog, phy, - dp->dp_display.is_edp); + dp->msm_dp_display.is_edp); if (IS_ERR(dp->aux)) { rc = PTR_ERR(dp->aux); DRM_ERROR("failed to initialize aux, rc = %d\n", rc); @@ -746,7 +754,7 @@ static int dp_init_sub_modules(struct dp_display_private *dp) goto error; } - dp->link = dp_link_get(dev, dp->aux); + dp->link = msm_dp_link_get(dev, dp->aux); if (IS_ERR(dp->link)) { rc = PTR_ERR(dp->link); DRM_ERROR("failed to initialize link, rc = %d\n", rc); @@ -754,11 +762,7 @@ static int dp_init_sub_modules(struct dp_display_private *dp) goto error_link; } - panel_in.aux = dp->aux; - panel_in.catalog = dp->catalog; - panel_in.link = dp->link; - - dp->panel = dp_panel_get(&panel_in); + dp->panel = msm_dp_panel_get(dev, dp->aux, dp->link, dp->catalog); if (IS_ERR(dp->panel)) { rc = PTR_ERR(dp->panel); DRM_ERROR("failed to initialize panel, rc = %d\n", rc); @@ -766,7 +770,7 @@ static int dp_init_sub_modules(struct dp_display_private *dp) goto error_link; } - dp->ctrl = dp_ctrl_get(dev, dp->link, dp->panel, dp->aux, + dp->ctrl = msm_dp_ctrl_get(dev, dp->link, dp->panel, dp->aux, dp->catalog, phy); if (IS_ERR(dp->ctrl)) { @@ -776,7 +780,7 @@ static int dp_init_sub_modules(struct dp_display_private *dp) goto error_ctrl; } - dp->audio = dp_audio_get(dp->dp_display.pdev, dp->panel, dp->catalog); + dp->audio = msm_dp_audio_get(dp->msm_dp_display.pdev, dp->catalog); if (IS_ERR(dp->audio)) { rc = PTR_ERR(dp->audio); pr_err("failed to initialize audio, rc = %d\n", rc); @@ -787,52 +791,51 @@ static int dp_init_sub_modules(struct dp_display_private *dp) return rc; error_ctrl: - dp_panel_put(dp->panel); + msm_dp_panel_put(dp->panel); error_link: - dp_aux_put(dp->aux); + msm_dp_aux_put(dp->aux); error: return rc; } -static int dp_display_set_mode(struct msm_dp *dp_display, - struct dp_display_mode *mode) +static int msm_dp_display_set_mode(struct msm_dp *msm_dp_display, + struct msm_dp_display_mode *mode) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; - dp = container_of(dp_display, struct dp_display_private, dp_display); + dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); - drm_mode_copy(&dp->panel->dp_mode.drm_mode, &mode->drm_mode); - dp->panel->dp_mode.bpp = mode->bpp; - dp->panel->dp_mode.capabilities = mode->capabilities; - dp->panel->dp_mode.out_fmt_is_yuv_420 = mode->out_fmt_is_yuv_420; - dp_panel_init_panel_info(dp->panel); + drm_mode_copy(&dp->panel->msm_dp_mode.drm_mode, &mode->drm_mode); + dp->panel->msm_dp_mode.bpp = mode->bpp; + dp->panel->msm_dp_mode.out_fmt_is_yuv_420 = mode->out_fmt_is_yuv_420; + msm_dp_panel_init_panel_info(dp->panel); return 0; } -static int dp_display_enable(struct dp_display_private *dp, bool force_link_train) +static int msm_dp_display_enable(struct msm_dp_display_private *dp, bool force_link_train) { int rc = 0; - struct msm_dp *dp_display = &dp->dp_display; + struct msm_dp *msm_dp_display = &dp->msm_dp_display; drm_dbg_dp(dp->drm_dev, "sink_count=%d\n", dp->link->sink_count); - if (dp_display->power_on) { + if (msm_dp_display->power_on) { drm_dbg_dp(dp->drm_dev, "Link already setup, return\n"); return 0; } - rc = dp_ctrl_on_stream(dp->ctrl, force_link_train); + rc = msm_dp_ctrl_on_stream(dp->ctrl, force_link_train); if (!rc) - dp_display->power_on = true; + msm_dp_display->power_on = true; return rc; } -static int dp_display_post_enable(struct msm_dp *dp_display) +static int msm_dp_display_post_enable(struct msm_dp *msm_dp_display) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; u32 rate; - dp = container_of(dp_display, struct dp_display_private, dp_display); + dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); rate = dp->link->link_params.rate; @@ -842,85 +845,85 @@ static int dp_display_post_enable(struct msm_dp *dp_display) } /* signal the connect event late to synchronize video and display */ - dp_display_handle_plugged_change(dp_display, true); + msm_dp_display_handle_plugged_change(msm_dp_display, true); - if (dp_display->psr_supported) - dp_ctrl_config_psr(dp->ctrl); + if (msm_dp_display->psr_supported) + msm_dp_ctrl_config_psr(dp->ctrl); return 0; } -static int dp_display_disable(struct dp_display_private *dp) +static int msm_dp_display_disable(struct msm_dp_display_private *dp) { - struct msm_dp *dp_display = &dp->dp_display; + struct msm_dp *msm_dp_display = &dp->msm_dp_display; - if (!dp_display->power_on) + if (!msm_dp_display->power_on) return 0; /* wait only if audio was enabled */ - if (dp_display->audio_enabled) { + if (msm_dp_display->audio_enabled) { /* signal the disconnect event */ - dp_display_handle_plugged_change(dp_display, false); + msm_dp_display_handle_plugged_change(msm_dp_display, false); if (!wait_for_completion_timeout(&dp->audio_comp, HZ * 5)) DRM_ERROR("audio comp timeout\n"); } - dp_display->audio_enabled = false; + msm_dp_display->audio_enabled = false; if (dp->link->sink_count == 0) { /* * irq_hpd with sink_count = 0 * hdmi unplugged out of dongle */ - dp_ctrl_off_link_stream(dp->ctrl); + msm_dp_ctrl_off_link_stream(dp->ctrl); } else { /* * unplugged interrupt * dongle unplugged out of DUT */ - dp_ctrl_off(dp->ctrl); - dp_display_host_phy_exit(dp); + msm_dp_ctrl_off(dp->ctrl); + msm_dp_display_host_phy_exit(dp); } - dp_display->power_on = false; + msm_dp_display->power_on = false; drm_dbg_dp(dp->drm_dev, "sink count: %d\n", dp->link->sink_count); return 0; } -int dp_display_set_plugged_cb(struct msm_dp *dp_display, +int msm_dp_display_set_plugged_cb(struct msm_dp *msm_dp_display, hdmi_codec_plugged_cb fn, struct device *codec_dev) { bool plugged; - dp_display->plugged_cb = fn; - dp_display->codec_dev = codec_dev; - plugged = dp_display->link_ready; - dp_display_handle_plugged_change(dp_display, plugged); + msm_dp_display->plugged_cb = fn; + msm_dp_display->codec_dev = codec_dev; + plugged = msm_dp_display->link_ready; + msm_dp_display_handle_plugged_change(msm_dp_display, plugged); return 0; } /** - * dp_bridge_mode_valid - callback to determine if specified mode is valid + * msm_dp_bridge_mode_valid - callback to determine if specified mode is valid * @bridge: Pointer to drm bridge structure * @info: display info * @mode: Pointer to drm mode structure * Returns: Validity status for specified mode */ -enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge, +enum drm_mode_status msm_dp_bridge_mode_valid(struct drm_bridge *bridge, const struct drm_display_info *info, const struct drm_display_mode *mode) { const u32 num_components = 3, default_bpp = 24; - struct dp_display_private *dp_display; - struct dp_link_info *link_info; + struct msm_dp_display_private *msm_dp_display; + struct msm_dp_link_info *link_info; u32 mode_rate_khz = 0, supported_rate_khz = 0, mode_bpp = 0; struct msm_dp *dp; int mode_pclk_khz = mode->clock; - dp = to_dp_bridge(bridge)->dp_display; + dp = to_dp_bridge(bridge)->msm_dp_display; if (!dp || !mode_pclk_khz || !dp->connector) { DRM_ERROR("invalid params\n"); @@ -930,18 +933,18 @@ enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge, if (mode->clock > DP_MAX_PIXEL_CLK_KHZ) return MODE_CLOCK_HIGH; - dp_display = container_of(dp, struct dp_display_private, dp_display); - link_info = &dp_display->panel->link_info; + msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); + link_info = &msm_dp_display->panel->link_info; if (drm_mode_is_420_only(&dp->connector->display_info, mode) && - dp_display->panel->vsc_sdp_supported) + msm_dp_display->panel->vsc_sdp_supported) mode_pclk_khz /= 2; mode_bpp = dp->connector->display_info.bpc * num_components; if (!mode_bpp) mode_bpp = default_bpp; - mode_bpp = dp_panel_get_mode_bpp(dp_display->panel, + mode_bpp = msm_dp_panel_get_mode_bpp(msm_dp_display->panel, mode_bpp, mode_pclk_khz); mode_rate_khz = mode_pclk_khz * mode_bpp; @@ -953,50 +956,50 @@ enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge, return MODE_OK; } -int dp_display_get_modes(struct msm_dp *dp) +int msm_dp_display_get_modes(struct msm_dp *dp) { - struct dp_display_private *dp_display; + struct msm_dp_display_private *msm_dp_display; if (!dp) { DRM_ERROR("invalid params\n"); return 0; } - dp_display = container_of(dp, struct dp_display_private, dp_display); + msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); - return dp_panel_get_modes(dp_display->panel, + return msm_dp_panel_get_modes(msm_dp_display->panel, dp->connector); } -bool dp_display_check_video_test(struct msm_dp *dp) +bool msm_dp_display_check_video_test(struct msm_dp *dp) { - struct dp_display_private *dp_display; + struct msm_dp_display_private *msm_dp_display; - dp_display = container_of(dp, struct dp_display_private, dp_display); + msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); - return dp_display->panel->video_test; + return msm_dp_display->panel->video_test; } -int dp_display_get_test_bpp(struct msm_dp *dp) +int msm_dp_display_get_test_bpp(struct msm_dp *dp) { - struct dp_display_private *dp_display; + struct msm_dp_display_private *msm_dp_display; if (!dp) { DRM_ERROR("invalid params\n"); return 0; } - dp_display = container_of(dp, struct dp_display_private, dp_display); + msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); - return dp_link_bit_depth_to_bpp( - dp_display->link->test_video.test_bit_depth); + return msm_dp_link_bit_depth_to_bpp( + msm_dp_display->link->test_video.test_bit_depth); } void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp) { - struct dp_display_private *dp_display; + struct msm_dp_display_private *msm_dp_display; - dp_display = container_of(dp, struct dp_display_private, dp_display); + msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); /* * if we are reading registers we need the link clocks to be on @@ -1005,65 +1008,65 @@ void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp) * power_on status before dumping DP registers to avoid crash due * to unclocked access */ - mutex_lock(&dp_display->event_mutex); + mutex_lock(&msm_dp_display->event_mutex); if (!dp->power_on) { - mutex_unlock(&dp_display->event_mutex); + mutex_unlock(&msm_dp_display->event_mutex); return; } - dp_catalog_snapshot(dp_display->catalog, disp_state); + msm_dp_catalog_snapshot(msm_dp_display->catalog, disp_state); - mutex_unlock(&dp_display->event_mutex); + mutex_unlock(&msm_dp_display->event_mutex); } -void dp_display_set_psr(struct msm_dp *dp_display, bool enter) +void msm_dp_display_set_psr(struct msm_dp *msm_dp_display, bool enter) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; - if (!dp_display) { + if (!msm_dp_display) { DRM_ERROR("invalid params\n"); return; } - dp = container_of(dp_display, struct dp_display_private, dp_display); - dp_ctrl_set_psr(dp->ctrl, enter); + dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); + msm_dp_ctrl_set_psr(dp->ctrl, enter); } static int hpd_event_thread(void *data) { - struct dp_display_private *dp_priv; + struct msm_dp_display_private *msm_dp_priv; unsigned long flag; - struct dp_event *todo; + struct msm_dp_event *todo; int timeout_mode = 0; - dp_priv = (struct dp_display_private *)data; + msm_dp_priv = (struct msm_dp_display_private *)data; while (1) { if (timeout_mode) { - wait_event_timeout(dp_priv->event_q, - (dp_priv->event_pndx == dp_priv->event_gndx) || + wait_event_timeout(msm_dp_priv->event_q, + (msm_dp_priv->event_pndx == msm_dp_priv->event_gndx) || kthread_should_stop(), EVENT_TIMEOUT); } else { - wait_event_interruptible(dp_priv->event_q, - (dp_priv->event_pndx != dp_priv->event_gndx) || + wait_event_interruptible(msm_dp_priv->event_q, + (msm_dp_priv->event_pndx != msm_dp_priv->event_gndx) || kthread_should_stop()); } if (kthread_should_stop()) break; - spin_lock_irqsave(&dp_priv->event_lock, flag); - todo = &dp_priv->event_list[dp_priv->event_gndx]; + spin_lock_irqsave(&msm_dp_priv->event_lock, flag); + todo = &msm_dp_priv->event_list[msm_dp_priv->event_gndx]; if (todo->delay) { - struct dp_event *todo_next; + struct msm_dp_event *todo_next; - dp_priv->event_gndx++; - dp_priv->event_gndx %= DP_EVENT_Q_MAX; + msm_dp_priv->event_gndx++; + msm_dp_priv->event_gndx %= DP_EVENT_Q_MAX; /* re enter delay event into q */ - todo_next = &dp_priv->event_list[dp_priv->event_pndx++]; - dp_priv->event_pndx %= DP_EVENT_Q_MAX; + todo_next = &msm_dp_priv->event_list[msm_dp_priv->event_pndx++]; + msm_dp_priv->event_pndx %= DP_EVENT_Q_MAX; todo_next->event_id = todo->event_id; todo_next->data = todo->data; todo_next->delay = todo->delay - 1; @@ -1074,33 +1077,33 @@ static int hpd_event_thread(void *data) /* switch to timeout mode */ timeout_mode = 1; - spin_unlock_irqrestore(&dp_priv->event_lock, flag); + spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); continue; } /* timeout with no events in q */ - if (dp_priv->event_pndx == dp_priv->event_gndx) { - spin_unlock_irqrestore(&dp_priv->event_lock, flag); + if (msm_dp_priv->event_pndx == msm_dp_priv->event_gndx) { + spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); continue; } - dp_priv->event_gndx++; - dp_priv->event_gndx %= DP_EVENT_Q_MAX; + msm_dp_priv->event_gndx++; + msm_dp_priv->event_gndx %= DP_EVENT_Q_MAX; timeout_mode = 0; - spin_unlock_irqrestore(&dp_priv->event_lock, flag); + spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); switch (todo->event_id) { case EV_HPD_PLUG_INT: - dp_hpd_plug_handle(dp_priv, todo->data); + msm_dp_hpd_plug_handle(msm_dp_priv, todo->data); break; case EV_HPD_UNPLUG_INT: - dp_hpd_unplug_handle(dp_priv, todo->data); + msm_dp_hpd_unplug_handle(msm_dp_priv, todo->data); break; case EV_IRQ_HPD_INT: - dp_irq_hpd_handle(dp_priv, todo->data); + msm_dp_irq_hpd_handle(msm_dp_priv, todo->data); break; case EV_USER_NOTIFICATION: - dp_display_send_hpd_notification(dp_priv, + msm_dp_display_send_hpd_notification(msm_dp_priv, todo->data); break; default: @@ -1111,22 +1114,22 @@ static int hpd_event_thread(void *data) return 0; } -static int dp_hpd_event_thread_start(struct dp_display_private *dp_priv) +static int msm_dp_hpd_event_thread_start(struct msm_dp_display_private *msm_dp_priv) { /* set event q to empty */ - dp_priv->event_gndx = 0; - dp_priv->event_pndx = 0; + msm_dp_priv->event_gndx = 0; + msm_dp_priv->event_pndx = 0; - dp_priv->ev_tsk = kthread_run(hpd_event_thread, dp_priv, "dp_hpd_handler"); - if (IS_ERR(dp_priv->ev_tsk)) - return PTR_ERR(dp_priv->ev_tsk); + msm_dp_priv->ev_tsk = kthread_run(hpd_event_thread, msm_dp_priv, "dp_hpd_handler"); + if (IS_ERR(msm_dp_priv->ev_tsk)) + return PTR_ERR(msm_dp_priv->ev_tsk); return 0; } -static irqreturn_t dp_display_irq_handler(int irq, void *dev_id) +static irqreturn_t msm_dp_display_irq_handler(int irq, void *dev_id) { - struct dp_display_private *dp = dev_id; + struct msm_dp_display_private *dp = dev_id; irqreturn_t ret = IRQ_NONE; u32 hpd_isr_status; @@ -1135,43 +1138,43 @@ static irqreturn_t dp_display_irq_handler(int irq, void *dev_id) return IRQ_NONE; } - hpd_isr_status = dp_catalog_hpd_get_intr_status(dp->catalog); + hpd_isr_status = msm_dp_catalog_hpd_get_intr_status(dp->catalog); if (hpd_isr_status & 0x0F) { drm_dbg_dp(dp->drm_dev, "type=%d isr=0x%x\n", - dp->dp_display.connector_type, hpd_isr_status); + dp->msm_dp_display.connector_type, hpd_isr_status); /* hpd related interrupts */ if (hpd_isr_status & DP_DP_HPD_PLUG_INT_MASK) - dp_add_event(dp, EV_HPD_PLUG_INT, 0, 0); + msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 0); if (hpd_isr_status & DP_DP_IRQ_HPD_INT_MASK) { - dp_add_event(dp, EV_IRQ_HPD_INT, 0, 0); + msm_dp_add_event(dp, EV_IRQ_HPD_INT, 0, 0); } if (hpd_isr_status & DP_DP_HPD_REPLUG_INT_MASK) { - dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); - dp_add_event(dp, EV_HPD_PLUG_INT, 0, 3); + msm_dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); + msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 3); } if (hpd_isr_status & DP_DP_HPD_UNPLUG_INT_MASK) - dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); + msm_dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); ret = IRQ_HANDLED; } /* DP controller isr */ - ret |= dp_ctrl_isr(dp->ctrl); + ret |= msm_dp_ctrl_isr(dp->ctrl); /* DP aux isr */ - ret |= dp_aux_isr(dp->aux); + ret |= msm_dp_aux_isr(dp->aux); return ret; } -static int dp_display_request_irq(struct dp_display_private *dp) +static int msm_dp_display_request_irq(struct msm_dp_display_private *dp) { int rc = 0; - struct platform_device *pdev = dp->dp_display.pdev; + struct platform_device *pdev = dp->msm_dp_display.pdev; dp->irq = platform_get_irq(pdev, 0); if (dp->irq < 0) { @@ -1179,7 +1182,7 @@ static int dp_display_request_irq(struct dp_display_private *dp) return dp->irq; } - rc = devm_request_irq(&pdev->dev, dp->irq, dp_display_irq_handler, + rc = devm_request_irq(&pdev->dev, dp->irq, msm_dp_display_irq_handler, IRQF_TRIGGER_HIGH|IRQF_NO_AUTOEN, "dp_display_isr", dp); @@ -1192,7 +1195,7 @@ static int dp_display_request_irq(struct dp_display_private *dp) return 0; } -static const struct msm_dp_desc *dp_display_get_desc(struct platform_device *pdev) +static const struct msm_dp_desc *msm_dp_display_get_desc(struct platform_device *pdev) { const struct msm_dp_desc *descs = of_device_get_match_data(&pdev->dev); struct resource *res; @@ -1211,7 +1214,7 @@ static const struct msm_dp_desc *dp_display_get_desc(struct platform_device *pde return NULL; } -static int dp_display_probe_tail(struct device *dev) +static int msm_dp_display_probe_tail(struct device *dev) { struct msm_dp *dp = dev_get_drvdata(dev); int ret; @@ -1231,22 +1234,41 @@ static int dp_display_probe_tail(struct device *dev) return ret; } - ret = component_add(dev, &dp_display_comp_ops); + ret = component_add(dev, &msm_dp_display_comp_ops); if (ret) DRM_ERROR("component add failed, rc=%d\n", ret); return ret; } -static int dp_auxbus_done_probe(struct drm_dp_aux *aux) +static int msm_dp_auxbus_done_probe(struct drm_dp_aux *aux) { - return dp_display_probe_tail(aux->dev); + return msm_dp_display_probe_tail(aux->dev); } -static int dp_display_probe(struct platform_device *pdev) +static int msm_dp_display_get_connector_type(struct platform_device *pdev, + const struct msm_dp_desc *desc) +{ + struct device_node *node = pdev->dev.of_node; + struct device_node *aux_bus = of_get_child_by_name(node, "aux-bus"); + struct device_node *panel = of_get_child_by_name(aux_bus, "panel"); + int connector_type; + + if (panel) + connector_type = DRM_MODE_CONNECTOR_eDP; + else + connector_type = DRM_MODE_SUBCONNECTOR_DisplayPort; + + of_node_put(panel); + of_node_put(aux_bus); + + return connector_type; +} + +static int msm_dp_display_probe(struct platform_device *pdev) { int rc = 0; - struct dp_display_private *dp; + struct msm_dp_display_private *dp; const struct msm_dp_desc *desc; if (!pdev || !pdev->dev.of_node) { @@ -1258,19 +1280,18 @@ static int dp_display_probe(struct platform_device *pdev) if (!dp) return -ENOMEM; - desc = dp_display_get_desc(pdev); + desc = msm_dp_display_get_desc(pdev); if (!desc) return -EINVAL; - dp->dp_display.pdev = pdev; - dp->name = "drm_dp"; + dp->msm_dp_display.pdev = pdev; dp->id = desc->id; - dp->dp_display.connector_type = desc->connector_type; + dp->msm_dp_display.connector_type = msm_dp_display_get_connector_type(pdev, desc); dp->wide_bus_supported = desc->wide_bus_supported; - dp->dp_display.is_edp = - (dp->dp_display.connector_type == DRM_MODE_CONNECTOR_eDP); + dp->msm_dp_display.is_edp = + (dp->msm_dp_display.connector_type == DRM_MODE_CONNECTOR_eDP); - rc = dp_init_sub_modules(dp); + rc = msm_dp_init_sub_modules(dp); if (rc) { DRM_ERROR("init sub module failed\n"); return -EPROBE_DEFER; @@ -1282,28 +1303,28 @@ static int dp_display_probe(struct platform_device *pdev) spin_lock_init(&dp->event_lock); /* Store DP audio handle inside DP display */ - dp->dp_display.dp_audio = dp->audio; + dp->msm_dp_display.msm_dp_audio = dp->audio; init_completion(&dp->audio_comp); - platform_set_drvdata(pdev, &dp->dp_display); + platform_set_drvdata(pdev, &dp->msm_dp_display); rc = devm_pm_runtime_enable(&pdev->dev); if (rc) goto err; - rc = dp_display_request_irq(dp); + rc = msm_dp_display_request_irq(dp); if (rc) goto err; - if (dp->dp_display.is_edp) { - rc = devm_of_dp_aux_populate_bus(dp->aux, dp_auxbus_done_probe); + if (dp->msm_dp_display.is_edp) { + rc = devm_of_dp_aux_populate_bus(dp->aux, msm_dp_auxbus_done_probe); if (rc) { DRM_ERROR("eDP auxbus population failed, rc=%d\n", rc); goto err; } } else { - rc = dp_display_probe_tail(&pdev->dev); + rc = msm_dp_display_probe_tail(&pdev->dev); if (rc) goto err; } @@ -1311,70 +1332,70 @@ static int dp_display_probe(struct platform_device *pdev) return rc; err: - dp_display_deinit_sub_modules(dp); + msm_dp_display_deinit_sub_modules(dp); return rc; } -static void dp_display_remove(struct platform_device *pdev) +static void msm_dp_display_remove(struct platform_device *pdev) { - struct dp_display_private *dp = dev_get_dp_display_private(&pdev->dev); + struct msm_dp_display_private *dp = dev_get_dp_display_private(&pdev->dev); - component_del(&pdev->dev, &dp_display_comp_ops); - dp_display_deinit_sub_modules(dp); + component_del(&pdev->dev, &msm_dp_display_comp_ops); + msm_dp_display_deinit_sub_modules(dp); platform_set_drvdata(pdev, NULL); } -static int dp_pm_runtime_suspend(struct device *dev) +static int msm_dp_pm_runtime_suspend(struct device *dev) { - struct dp_display_private *dp = dev_get_dp_display_private(dev); + struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); disable_irq(dp->irq); - if (dp->dp_display.is_edp) { - dp_display_host_phy_exit(dp); - dp_catalog_ctrl_hpd_disable(dp->catalog); + if (dp->msm_dp_display.is_edp) { + msm_dp_display_host_phy_exit(dp); + msm_dp_catalog_ctrl_hpd_disable(dp->catalog); } - dp_display_host_deinit(dp); + msm_dp_display_host_deinit(dp); return 0; } -static int dp_pm_runtime_resume(struct device *dev) +static int msm_dp_pm_runtime_resume(struct device *dev) { - struct dp_display_private *dp = dev_get_dp_display_private(dev); + struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); /* * for eDP, host cotroller, HPD block and PHY are enabled here * but with HPD irq disabled * * for DP, only host controller is enabled here. - * HPD block is enabled at dp_bridge_hpd_enable() + * HPD block is enabled at msm_dp_bridge_hpd_enable() * PHY will be enabled at plugin handler later */ - dp_display_host_init(dp); - if (dp->dp_display.is_edp) { - dp_catalog_ctrl_hpd_enable(dp->catalog); - dp_display_host_phy_init(dp); + msm_dp_display_host_init(dp); + if (dp->msm_dp_display.is_edp) { + msm_dp_catalog_ctrl_hpd_enable(dp->catalog); + msm_dp_display_host_phy_init(dp); } enable_irq(dp->irq); return 0; } -static const struct dev_pm_ops dp_pm_ops = { - SET_RUNTIME_PM_OPS(dp_pm_runtime_suspend, dp_pm_runtime_resume, NULL) +static const struct dev_pm_ops msm_dp_pm_ops = { + SET_RUNTIME_PM_OPS(msm_dp_pm_runtime_suspend, msm_dp_pm_runtime_resume, NULL) SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume) }; -static struct platform_driver dp_display_driver = { - .probe = dp_display_probe, - .remove_new = dp_display_remove, +static struct platform_driver msm_dp_display_driver = { + .probe = msm_dp_display_probe, + .remove = msm_dp_display_remove, .driver = { .name = "msm-dp-display", - .of_match_table = dp_dt_match, + .of_match_table = msm_dp_dt_match, .suppress_bind_attrs = true, - .pm = &dp_pm_ops, + .pm = &msm_dp_pm_ops, }, }; @@ -1382,7 +1403,7 @@ int __init msm_dp_register(void) { int ret; - ret = platform_driver_register(&dp_display_driver); + ret = platform_driver_register(&msm_dp_display_driver); if (ret) DRM_ERROR("Dp display driver register failed"); @@ -1391,299 +1412,294 @@ int __init msm_dp_register(void) void __exit msm_dp_unregister(void) { - platform_driver_unregister(&dp_display_driver); + platform_driver_unregister(&msm_dp_display_driver); } -bool msm_dp_is_yuv_420_enabled(const struct msm_dp *dp_display, +bool msm_dp_is_yuv_420_enabled(const struct msm_dp *msm_dp_display, const struct drm_display_mode *mode) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; const struct drm_display_info *info; - dp = container_of(dp_display, struct dp_display_private, dp_display); - info = &dp_display->connector->display_info; + dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); + info = &msm_dp_display->connector->display_info; return dp->panel->vsc_sdp_supported && drm_mode_is_420_only(info, mode); } -bool msm_dp_needs_periph_flush(const struct msm_dp *dp_display, +bool msm_dp_needs_periph_flush(const struct msm_dp *msm_dp_display, const struct drm_display_mode *mode) { - return msm_dp_is_yuv_420_enabled(dp_display, mode); + return msm_dp_is_yuv_420_enabled(msm_dp_display, mode); } -bool msm_dp_wide_bus_available(const struct msm_dp *dp_display) +bool msm_dp_wide_bus_available(const struct msm_dp *msm_dp_display) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; - dp = container_of(dp_display, struct dp_display_private, dp_display); + dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); - if (dp->dp_mode.out_fmt_is_yuv_420) + if (dp->msm_dp_mode.out_fmt_is_yuv_420) return false; return dp->wide_bus_supported; } -void dp_display_debugfs_init(struct msm_dp *dp_display, struct dentry *root, bool is_edp) +void msm_dp_display_debugfs_init(struct msm_dp *msm_dp_display, struct dentry *root, bool is_edp) { - struct dp_display_private *dp; + struct msm_dp_display_private *dp; struct device *dev; int rc; - dp = container_of(dp_display, struct dp_display_private, dp_display); - dev = &dp->dp_display.pdev->dev; + dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); + dev = &dp->msm_dp_display.pdev->dev; - dp->debug = dp_debug_get(dev, dp->panel, - dp->link, dp->dp_display.connector, - root, is_edp); - if (IS_ERR(dp->debug)) { - rc = PTR_ERR(dp->debug); + rc = msm_dp_debug_init(dev, dp->panel, dp->link, dp->msm_dp_display.connector, root, is_edp); + if (rc) DRM_ERROR("failed to initialize debug, rc = %d\n", rc); - dp->debug = NULL; - } } -int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev, +int msm_dp_modeset_init(struct msm_dp *msm_dp_display, struct drm_device *dev, struct drm_encoder *encoder, bool yuv_supported) { - struct dp_display_private *dp_priv; + struct msm_dp_display_private *msm_dp_priv; int ret; - dp_display->drm_dev = dev; + msm_dp_display->drm_dev = dev; - dp_priv = container_of(dp_display, struct dp_display_private, dp_display); + msm_dp_priv = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); - ret = dp_bridge_init(dp_display, dev, encoder); + ret = msm_dp_bridge_init(msm_dp_display, dev, encoder, yuv_supported); if (ret) { DRM_DEV_ERROR(dev->dev, "failed to create dp bridge: %d\n", ret); return ret; } - dp_display->connector = dp_drm_connector_init(dp_display, encoder, yuv_supported); - if (IS_ERR(dp_display->connector)) { - ret = PTR_ERR(dp_display->connector); + msm_dp_display->connector = msm_dp_drm_connector_init(msm_dp_display, encoder); + if (IS_ERR(msm_dp_display->connector)) { + ret = PTR_ERR(msm_dp_display->connector); DRM_DEV_ERROR(dev->dev, "failed to create dp connector: %d\n", ret); - dp_display->connector = NULL; + msm_dp_display->connector = NULL; return ret; } - dp_priv->panel->connector = dp_display->connector; + msm_dp_priv->panel->connector = msm_dp_display->connector; return 0; } -void dp_bridge_atomic_enable(struct drm_bridge *drm_bridge, +void msm_dp_bridge_atomic_enable(struct drm_bridge *drm_bridge, struct drm_bridge_state *old_bridge_state) { - struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); - struct msm_dp *dp = dp_bridge->dp_display; + struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = msm_dp_bridge->msm_dp_display; int rc = 0; - struct dp_display_private *dp_display; + struct msm_dp_display_private *msm_dp_display; u32 state; bool force_link_train = false; - dp_display = container_of(dp, struct dp_display_private, dp_display); - if (!dp_display->dp_mode.drm_mode.clock) { + msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); + if (!msm_dp_display->msm_dp_mode.drm_mode.clock) { DRM_ERROR("invalid params\n"); return; } if (dp->is_edp) - dp_hpd_plug_handle(dp_display, 0); + msm_dp_hpd_plug_handle(msm_dp_display, 0); - mutex_lock(&dp_display->event_mutex); + mutex_lock(&msm_dp_display->event_mutex); if (pm_runtime_resume_and_get(&dp->pdev->dev)) { DRM_ERROR("failed to pm_runtime_resume\n"); - mutex_unlock(&dp_display->event_mutex); + mutex_unlock(&msm_dp_display->event_mutex); return; } - state = dp_display->hpd_state; + state = msm_dp_display->hpd_state; if (state != ST_DISPLAY_OFF && state != ST_MAINLINK_READY) { - mutex_unlock(&dp_display->event_mutex); + mutex_unlock(&msm_dp_display->event_mutex); return; } - rc = dp_display_set_mode(dp, &dp_display->dp_mode); + rc = msm_dp_display_set_mode(dp, &msm_dp_display->msm_dp_mode); if (rc) { DRM_ERROR("Failed to perform a mode set, rc=%d\n", rc); - mutex_unlock(&dp_display->event_mutex); + mutex_unlock(&msm_dp_display->event_mutex); return; } - state = dp_display->hpd_state; + state = msm_dp_display->hpd_state; if (state == ST_DISPLAY_OFF) { - dp_display_host_phy_init(dp_display); + msm_dp_display_host_phy_init(msm_dp_display); force_link_train = true; } - dp_display_enable(dp_display, force_link_train); + msm_dp_display_enable(msm_dp_display, force_link_train); - rc = dp_display_post_enable(dp); + rc = msm_dp_display_post_enable(dp); if (rc) { DRM_ERROR("DP display post enable failed, rc=%d\n", rc); - dp_display_disable(dp_display); + msm_dp_display_disable(msm_dp_display); } /* completed connection */ - dp_display->hpd_state = ST_CONNECTED; + msm_dp_display->hpd_state = ST_CONNECTED; drm_dbg_dp(dp->drm_dev, "type=%d Done\n", dp->connector_type); - mutex_unlock(&dp_display->event_mutex); + mutex_unlock(&msm_dp_display->event_mutex); } -void dp_bridge_atomic_disable(struct drm_bridge *drm_bridge, +void msm_dp_bridge_atomic_disable(struct drm_bridge *drm_bridge, struct drm_bridge_state *old_bridge_state) { - struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); - struct msm_dp *dp = dp_bridge->dp_display; - struct dp_display_private *dp_display; + struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = msm_dp_bridge->msm_dp_display; + struct msm_dp_display_private *msm_dp_display; - dp_display = container_of(dp, struct dp_display_private, dp_display); + msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); - dp_ctrl_push_idle(dp_display->ctrl); + msm_dp_ctrl_push_idle(msm_dp_display->ctrl); } -void dp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge, +void msm_dp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge, struct drm_bridge_state *old_bridge_state) { - struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); - struct msm_dp *dp = dp_bridge->dp_display; + struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = msm_dp_bridge->msm_dp_display; u32 state; - struct dp_display_private *dp_display; + struct msm_dp_display_private *msm_dp_display; - dp_display = container_of(dp, struct dp_display_private, dp_display); + msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); if (dp->is_edp) - dp_hpd_unplug_handle(dp_display, 0); + msm_dp_hpd_unplug_handle(msm_dp_display, 0); - mutex_lock(&dp_display->event_mutex); + mutex_lock(&msm_dp_display->event_mutex); - state = dp_display->hpd_state; + state = msm_dp_display->hpd_state; if (state != ST_DISCONNECT_PENDING && state != ST_CONNECTED) drm_dbg_dp(dp->drm_dev, "type=%d wrong hpd_state=%d\n", dp->connector_type, state); - dp_display_disable(dp_display); + msm_dp_display_disable(msm_dp_display); - state = dp_display->hpd_state; + state = msm_dp_display->hpd_state; if (state == ST_DISCONNECT_PENDING) { /* completed disconnection */ - dp_display->hpd_state = ST_DISCONNECTED; + msm_dp_display->hpd_state = ST_DISCONNECTED; } else { - dp_display->hpd_state = ST_DISPLAY_OFF; + msm_dp_display->hpd_state = ST_DISPLAY_OFF; } drm_dbg_dp(dp->drm_dev, "type=%d Done\n", dp->connector_type); pm_runtime_put_sync(&dp->pdev->dev); - mutex_unlock(&dp_display->event_mutex); + mutex_unlock(&msm_dp_display->event_mutex); } -void dp_bridge_mode_set(struct drm_bridge *drm_bridge, +void msm_dp_bridge_mode_set(struct drm_bridge *drm_bridge, const struct drm_display_mode *mode, const struct drm_display_mode *adjusted_mode) { - struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); - struct msm_dp *dp = dp_bridge->dp_display; - struct dp_display_private *dp_display; - struct dp_panel *dp_panel; + struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = msm_dp_bridge->msm_dp_display; + struct msm_dp_display_private *msm_dp_display; + struct msm_dp_panel *msm_dp_panel; - dp_display = container_of(dp, struct dp_display_private, dp_display); - dp_panel = dp_display->panel; + msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); + msm_dp_panel = msm_dp_display->panel; - memset(&dp_display->dp_mode, 0x0, sizeof(struct dp_display_mode)); + memset(&msm_dp_display->msm_dp_mode, 0x0, sizeof(struct msm_dp_display_mode)); - if (dp_display_check_video_test(dp)) - dp_display->dp_mode.bpp = dp_display_get_test_bpp(dp); + if (msm_dp_display_check_video_test(dp)) + msm_dp_display->msm_dp_mode.bpp = msm_dp_display_get_test_bpp(dp); else /* Default num_components per pixel = 3 */ - dp_display->dp_mode.bpp = dp->connector->display_info.bpc * 3; + msm_dp_display->msm_dp_mode.bpp = dp->connector->display_info.bpc * 3; - if (!dp_display->dp_mode.bpp) - dp_display->dp_mode.bpp = 24; /* Default bpp */ + if (!msm_dp_display->msm_dp_mode.bpp) + msm_dp_display->msm_dp_mode.bpp = 24; /* Default bpp */ - drm_mode_copy(&dp_display->dp_mode.drm_mode, adjusted_mode); + drm_mode_copy(&msm_dp_display->msm_dp_mode.drm_mode, adjusted_mode); - dp_display->dp_mode.v_active_low = - !!(dp_display->dp_mode.drm_mode.flags & DRM_MODE_FLAG_NVSYNC); + msm_dp_display->msm_dp_mode.v_active_low = + !!(msm_dp_display->msm_dp_mode.drm_mode.flags & DRM_MODE_FLAG_NVSYNC); - dp_display->dp_mode.h_active_low = - !!(dp_display->dp_mode.drm_mode.flags & DRM_MODE_FLAG_NHSYNC); + msm_dp_display->msm_dp_mode.h_active_low = + !!(msm_dp_display->msm_dp_mode.drm_mode.flags & DRM_MODE_FLAG_NHSYNC); - dp_display->dp_mode.out_fmt_is_yuv_420 = + msm_dp_display->msm_dp_mode.out_fmt_is_yuv_420 = drm_mode_is_420_only(&dp->connector->display_info, adjusted_mode) && - dp_panel->vsc_sdp_supported; + msm_dp_panel->vsc_sdp_supported; /* populate wide_bus_support to different layers */ - dp_display->ctrl->wide_bus_en = - dp_display->dp_mode.out_fmt_is_yuv_420 ? false : dp_display->wide_bus_supported; - dp_display->catalog->wide_bus_en = - dp_display->dp_mode.out_fmt_is_yuv_420 ? false : dp_display->wide_bus_supported; + msm_dp_display->ctrl->wide_bus_en = + msm_dp_display->msm_dp_mode.out_fmt_is_yuv_420 ? false : msm_dp_display->wide_bus_supported; + msm_dp_display->catalog->wide_bus_en = + msm_dp_display->msm_dp_mode.out_fmt_is_yuv_420 ? false : msm_dp_display->wide_bus_supported; } -void dp_bridge_hpd_enable(struct drm_bridge *bridge) +void msm_dp_bridge_hpd_enable(struct drm_bridge *bridge) { - struct msm_dp_bridge *dp_bridge = to_dp_bridge(bridge); - struct msm_dp *dp_display = dp_bridge->dp_display; - struct dp_display_private *dp = container_of(dp_display, struct dp_display_private, dp_display); + struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(bridge); + struct msm_dp *msm_dp_display = msm_dp_bridge->msm_dp_display; + struct msm_dp_display_private *dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); /* * this is for external DP with hpd irq enabled case, - * step-1: dp_pm_runtime_resume() enable dp host only + * step-1: msm_dp_pm_runtime_resume() enable dp host only * step-2: enable hdp block and have hpd irq enabled here * step-3: waiting for plugin irq while phy is not initialized * step-4: DP PHY is initialized at plugin handler before link training * */ mutex_lock(&dp->event_mutex); - if (pm_runtime_resume_and_get(&dp_display->pdev->dev)) { + if (pm_runtime_resume_and_get(&msm_dp_display->pdev->dev)) { DRM_ERROR("failed to resume power\n"); mutex_unlock(&dp->event_mutex); return; } - dp_catalog_ctrl_hpd_enable(dp->catalog); + msm_dp_catalog_ctrl_hpd_enable(dp->catalog); /* enable HDP interrupts */ - dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, true); + msm_dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, true); - dp_display->internal_hpd = true; + msm_dp_display->internal_hpd = true; mutex_unlock(&dp->event_mutex); } -void dp_bridge_hpd_disable(struct drm_bridge *bridge) +void msm_dp_bridge_hpd_disable(struct drm_bridge *bridge) { - struct msm_dp_bridge *dp_bridge = to_dp_bridge(bridge); - struct msm_dp *dp_display = dp_bridge->dp_display; - struct dp_display_private *dp = container_of(dp_display, struct dp_display_private, dp_display); + struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(bridge); + struct msm_dp *msm_dp_display = msm_dp_bridge->msm_dp_display; + struct msm_dp_display_private *dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); mutex_lock(&dp->event_mutex); /* disable HDP interrupts */ - dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, false); - dp_catalog_ctrl_hpd_disable(dp->catalog); + msm_dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, false); + msm_dp_catalog_ctrl_hpd_disable(dp->catalog); - dp_display->internal_hpd = false; + msm_dp_display->internal_hpd = false; - pm_runtime_put_sync(&dp_display->pdev->dev); + pm_runtime_put_sync(&msm_dp_display->pdev->dev); mutex_unlock(&dp->event_mutex); } -void dp_bridge_hpd_notify(struct drm_bridge *bridge, +void msm_dp_bridge_hpd_notify(struct drm_bridge *bridge, enum drm_connector_status status) { - struct msm_dp_bridge *dp_bridge = to_dp_bridge(bridge); - struct msm_dp *dp_display = dp_bridge->dp_display; - struct dp_display_private *dp = container_of(dp_display, struct dp_display_private, dp_display); + struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(bridge); + struct msm_dp *msm_dp_display = msm_dp_bridge->msm_dp_display; + struct msm_dp_display_private *dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); /* Without next_bridge interrupts are handled by the DP core directly */ - if (dp_display->internal_hpd) + if (msm_dp_display->internal_hpd) return; - if (!dp_display->link_ready && status == connector_status_connected) - dp_add_event(dp, EV_HPD_PLUG_INT, 0, 0); - else if (dp_display->link_ready && status == connector_status_disconnected) - dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); + if (!msm_dp_display->link_ready && status == connector_status_connected) + msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 0); + else if (msm_dp_display->link_ready && status == connector_status_disconnected) + msm_dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); } diff --git a/drivers/gpu/drm/msm/dp/dp_display.h b/drivers/gpu/drm/msm/dp/dp_display.h index 234dada88687..ecbc2d92f546 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.h +++ b/drivers/gpu/drm/msm/dp/dp_display.h @@ -16,7 +16,6 @@ struct msm_dp { struct drm_device *drm_dev; struct platform_device *pdev; struct device *codec_dev; - struct drm_bridge *bridge; struct drm_connector *connector; struct drm_bridge *next_bridge; bool link_ready; @@ -28,20 +27,18 @@ struct msm_dp { hdmi_codec_plugged_cb plugged_cb; - bool wide_bus_en; - - struct dp_audio *dp_audio; + struct msm_dp_audio *msm_dp_audio; bool psr_supported; }; -int dp_display_set_plugged_cb(struct msm_dp *dp_display, +int msm_dp_display_set_plugged_cb(struct msm_dp *msm_dp_display, hdmi_codec_plugged_cb fn, struct device *codec_dev); -int dp_display_get_modes(struct msm_dp *dp_display); -bool dp_display_check_video_test(struct msm_dp *dp_display); -int dp_display_get_test_bpp(struct msm_dp *dp_display); -void dp_display_signal_audio_start(struct msm_dp *dp_display); -void dp_display_signal_audio_complete(struct msm_dp *dp_display); -void dp_display_set_psr(struct msm_dp *dp, bool enter); -void dp_display_debugfs_init(struct msm_dp *dp_display, struct dentry *dentry, bool is_edp); +int msm_dp_display_get_modes(struct msm_dp *msm_dp_display); +bool msm_dp_display_check_video_test(struct msm_dp *msm_dp_display); +int msm_dp_display_get_test_bpp(struct msm_dp *msm_dp_display); +void msm_dp_display_signal_audio_start(struct msm_dp *msm_dp_display); +void msm_dp_display_signal_audio_complete(struct msm_dp *msm_dp_display); +void msm_dp_display_set_psr(struct msm_dp *dp, bool enter); +void msm_dp_display_debugfs_init(struct msm_dp *msm_dp_display, struct dentry *dentry, bool is_edp); #endif /* _DP_DISPLAY_H_ */ diff --git a/drivers/gpu/drm/msm/dp/dp_drm.c b/drivers/gpu/drm/msm/dp/dp_drm.c index a819a4ff76a9..d3e241ea6941 100644 --- a/drivers/gpu/drm/msm/dp/dp_drm.c +++ b/drivers/gpu/drm/msm/dp/dp_drm.c @@ -14,15 +14,15 @@ #include "dp_drm.h" /** - * dp_bridge_detect - callback to determine if connector is connected + * msm_dp_bridge_detect - callback to determine if connector is connected * @bridge: Pointer to drm bridge structure * Returns: Bridge's 'is connected' status */ -static enum drm_connector_status dp_bridge_detect(struct drm_bridge *bridge) +static enum drm_connector_status msm_dp_bridge_detect(struct drm_bridge *bridge) { struct msm_dp *dp; - dp = to_dp_bridge(bridge)->dp_display; + dp = to_dp_bridge(bridge)->msm_dp_display; drm_dbg_dp(dp->drm_dev, "link_ready = %s\n", (dp->link_ready) ? "true" : "false"); @@ -31,14 +31,14 @@ static enum drm_connector_status dp_bridge_detect(struct drm_bridge *bridge) connector_status_disconnected; } -static int dp_bridge_atomic_check(struct drm_bridge *bridge, +static int msm_dp_bridge_atomic_check(struct drm_bridge *bridge, struct drm_bridge_state *bridge_state, struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state) { struct msm_dp *dp; - dp = to_dp_bridge(bridge)->dp_display; + dp = to_dp_bridge(bridge)->msm_dp_display; drm_dbg_dp(dp->drm_dev, "link_ready = %s\n", (dp->link_ready) ? "true" : "false"); @@ -62,12 +62,12 @@ static int dp_bridge_atomic_check(struct drm_bridge *bridge, /** - * dp_bridge_get_modes - callback to add drm modes via drm_mode_probed_add() + * msm_dp_bridge_get_modes - callback to add drm modes via drm_mode_probed_add() * @bridge: Poiner to drm bridge * @connector: Pointer to drm connector structure * Returns: Number of modes added */ -static int dp_bridge_get_modes(struct drm_bridge *bridge, struct drm_connector *connector) +static int msm_dp_bridge_get_modes(struct drm_bridge *bridge, struct drm_connector *connector) { int rc = 0; struct msm_dp *dp; @@ -75,11 +75,11 @@ static int dp_bridge_get_modes(struct drm_bridge *bridge, struct drm_connector * if (!connector) return 0; - dp = to_dp_bridge(bridge)->dp_display; + dp = to_dp_bridge(bridge)->msm_dp_display; /* pluggable case assumes EDID is read when HPD */ if (dp->link_ready) { - rc = dp_display_get_modes(dp); + rc = msm_dp_display_get_modes(dp); if (rc <= 0) { DRM_ERROR("failed to get DP sink modes, rc=%d\n", rc); return rc; @@ -90,37 +90,37 @@ static int dp_bridge_get_modes(struct drm_bridge *bridge, struct drm_connector * return rc; } -static void dp_bridge_debugfs_init(struct drm_bridge *bridge, struct dentry *root) +static void msm_dp_bridge_debugfs_init(struct drm_bridge *bridge, struct dentry *root) { - struct msm_dp *dp = to_dp_bridge(bridge)->dp_display; + struct msm_dp *dp = to_dp_bridge(bridge)->msm_dp_display; - dp_display_debugfs_init(dp, root, false); + msm_dp_display_debugfs_init(dp, root, false); } -static const struct drm_bridge_funcs dp_bridge_ops = { +static const struct drm_bridge_funcs msm_dp_bridge_ops = { .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state, .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state, .atomic_reset = drm_atomic_helper_bridge_reset, - .atomic_enable = dp_bridge_atomic_enable, - .atomic_disable = dp_bridge_atomic_disable, - .atomic_post_disable = dp_bridge_atomic_post_disable, - .mode_set = dp_bridge_mode_set, - .mode_valid = dp_bridge_mode_valid, - .get_modes = dp_bridge_get_modes, - .detect = dp_bridge_detect, - .atomic_check = dp_bridge_atomic_check, - .hpd_enable = dp_bridge_hpd_enable, - .hpd_disable = dp_bridge_hpd_disable, - .hpd_notify = dp_bridge_hpd_notify, - .debugfs_init = dp_bridge_debugfs_init, + .atomic_enable = msm_dp_bridge_atomic_enable, + .atomic_disable = msm_dp_bridge_atomic_disable, + .atomic_post_disable = msm_dp_bridge_atomic_post_disable, + .mode_set = msm_dp_bridge_mode_set, + .mode_valid = msm_dp_bridge_mode_valid, + .get_modes = msm_dp_bridge_get_modes, + .detect = msm_dp_bridge_detect, + .atomic_check = msm_dp_bridge_atomic_check, + .hpd_enable = msm_dp_bridge_hpd_enable, + .hpd_disable = msm_dp_bridge_hpd_disable, + .hpd_notify = msm_dp_bridge_hpd_notify, + .debugfs_init = msm_dp_bridge_debugfs_init, }; -static int edp_bridge_atomic_check(struct drm_bridge *drm_bridge, +static int msm_edp_bridge_atomic_check(struct drm_bridge *drm_bridge, struct drm_bridge_state *bridge_state, struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state) { - struct msm_dp *dp = to_dp_bridge(drm_bridge)->dp_display; + struct msm_dp *dp = to_dp_bridge(drm_bridge)->msm_dp_display; if (WARN_ON(!conn_state)) return -ENODEV; @@ -136,18 +136,18 @@ static int edp_bridge_atomic_check(struct drm_bridge *drm_bridge, return 0; } -static void edp_bridge_atomic_enable(struct drm_bridge *drm_bridge, +static void msm_edp_bridge_atomic_enable(struct drm_bridge *drm_bridge, struct drm_bridge_state *old_bridge_state) { struct drm_atomic_state *atomic_state = old_bridge_state->base.state; struct drm_crtc *crtc; struct drm_crtc_state *old_crtc_state; - struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); - struct msm_dp *dp = dp_bridge->dp_display; + struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = msm_dp_bridge->msm_dp_display; /* * Check the old state of the crtc to determine if the panel - * was put into psr state previously by the edp_bridge_atomic_disable. + * was put into psr state previously by the msm_edp_bridge_atomic_disable. * If the panel is in psr, just exit psr state and skip the full * bridge enable sequence. */ @@ -159,21 +159,21 @@ static void edp_bridge_atomic_enable(struct drm_bridge *drm_bridge, old_crtc_state = drm_atomic_get_old_crtc_state(atomic_state, crtc); if (old_crtc_state && old_crtc_state->self_refresh_active) { - dp_display_set_psr(dp, false); + msm_dp_display_set_psr(dp, false); return; } - dp_bridge_atomic_enable(drm_bridge, old_bridge_state); + msm_dp_bridge_atomic_enable(drm_bridge, old_bridge_state); } -static void edp_bridge_atomic_disable(struct drm_bridge *drm_bridge, +static void msm_edp_bridge_atomic_disable(struct drm_bridge *drm_bridge, struct drm_bridge_state *old_bridge_state) { struct drm_atomic_state *atomic_state = old_bridge_state->base.state; struct drm_crtc *crtc; struct drm_crtc_state *new_crtc_state = NULL, *old_crtc_state = NULL; - struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); - struct msm_dp *dp = dp_bridge->dp_display; + struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = msm_dp_bridge->msm_dp_display; crtc = drm_atomic_get_old_crtc_for_encoder(atomic_state, drm_bridge->encoder); @@ -194,24 +194,24 @@ static void edp_bridge_atomic_disable(struct drm_bridge *drm_bridge, * If old crtc state is active, then this is a display disable * call while the sink is in psr state. So, exit psr here. * The eDP controller will be disabled in the - * edp_bridge_atomic_post_disable function. + * msm_edp_bridge_atomic_post_disable function. * * We observed sink is stuck in self refresh if psr exit is skipped * when display disable occurs while the sink is in psr state. */ if (new_crtc_state->self_refresh_active) { - dp_display_set_psr(dp, true); + msm_dp_display_set_psr(dp, true); return; } else if (old_crtc_state->self_refresh_active) { - dp_display_set_psr(dp, false); + msm_dp_display_set_psr(dp, false); return; } out: - dp_bridge_atomic_disable(drm_bridge, old_bridge_state); + msm_dp_bridge_atomic_disable(drm_bridge, old_bridge_state); } -static void edp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge, +static void msm_edp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge, struct drm_bridge_state *old_bridge_state) { struct drm_atomic_state *atomic_state = old_bridge_state->base.state; @@ -228,29 +228,29 @@ static void edp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge, return; /* - * Self refresh mode is already set in edp_bridge_atomic_disable. + * Self refresh mode is already set in msm_edp_bridge_atomic_disable. */ if (new_crtc_state->self_refresh_active) return; - dp_bridge_atomic_post_disable(drm_bridge, old_bridge_state); + msm_dp_bridge_atomic_post_disable(drm_bridge, old_bridge_state); } /** - * edp_bridge_mode_valid - callback to determine if specified mode is valid + * msm_edp_bridge_mode_valid - callback to determine if specified mode is valid * @bridge: Pointer to drm bridge structure * @info: display info * @mode: Pointer to drm mode structure * Returns: Validity status for specified mode */ -static enum drm_mode_status edp_bridge_mode_valid(struct drm_bridge *bridge, +static enum drm_mode_status msm_edp_bridge_mode_valid(struct drm_bridge *bridge, const struct drm_display_info *info, const struct drm_display_mode *mode) { struct msm_dp *dp; int mode_pclk_khz = mode->clock; - dp = to_dp_bridge(bridge)->dp_display; + dp = to_dp_bridge(bridge)->msm_dp_display; if (!dp || !mode_pclk_khz || !dp->connector) { DRM_ERROR("invalid params\n"); @@ -268,42 +268,43 @@ static enum drm_mode_status edp_bridge_mode_valid(struct drm_bridge *bridge, return MODE_OK; } -static void edp_bridge_debugfs_init(struct drm_bridge *bridge, struct dentry *root) +static void msm_edp_bridge_debugfs_init(struct drm_bridge *bridge, struct dentry *root) { - struct msm_dp *dp = to_dp_bridge(bridge)->dp_display; + struct msm_dp *dp = to_dp_bridge(bridge)->msm_dp_display; - dp_display_debugfs_init(dp, root, true); + msm_dp_display_debugfs_init(dp, root, true); } -static const struct drm_bridge_funcs edp_bridge_ops = { - .atomic_enable = edp_bridge_atomic_enable, - .atomic_disable = edp_bridge_atomic_disable, - .atomic_post_disable = edp_bridge_atomic_post_disable, - .mode_set = dp_bridge_mode_set, - .mode_valid = edp_bridge_mode_valid, +static const struct drm_bridge_funcs msm_edp_bridge_ops = { + .atomic_enable = msm_edp_bridge_atomic_enable, + .atomic_disable = msm_edp_bridge_atomic_disable, + .atomic_post_disable = msm_edp_bridge_atomic_post_disable, + .mode_set = msm_dp_bridge_mode_set, + .mode_valid = msm_edp_bridge_mode_valid, .atomic_reset = drm_atomic_helper_bridge_reset, .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state, .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state, - .atomic_check = edp_bridge_atomic_check, - .debugfs_init = edp_bridge_debugfs_init, + .atomic_check = msm_edp_bridge_atomic_check, + .debugfs_init = msm_edp_bridge_debugfs_init, }; -int dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev, - struct drm_encoder *encoder) +int msm_dp_bridge_init(struct msm_dp *msm_dp_display, struct drm_device *dev, + struct drm_encoder *encoder, bool yuv_supported) { int rc; - struct msm_dp_bridge *dp_bridge; + struct msm_dp_bridge *msm_dp_bridge; struct drm_bridge *bridge; - dp_bridge = devm_kzalloc(dev->dev, sizeof(*dp_bridge), GFP_KERNEL); - if (!dp_bridge) + msm_dp_bridge = devm_kzalloc(dev->dev, sizeof(*msm_dp_bridge), GFP_KERNEL); + if (!msm_dp_bridge) return -ENOMEM; - dp_bridge->dp_display = dp_display; + msm_dp_bridge->msm_dp_display = msm_dp_display; - bridge = &dp_bridge->bridge; - bridge->funcs = dp_display->is_edp ? &edp_bridge_ops : &dp_bridge_ops; - bridge->type = dp_display->connector_type; + bridge = &msm_dp_bridge->bridge; + bridge->funcs = msm_dp_display->is_edp ? &msm_edp_bridge_ops : &msm_dp_bridge_ops; + bridge->type = msm_dp_display->connector_type; + bridge->ycbcr_420_allowed = yuv_supported; /* * Many ops only make sense for DP. Why? @@ -316,7 +317,7 @@ int dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev, * allows the panel driver to properly power itself on to read the * modes. */ - if (!dp_display->is_edp) { + if (!msm_dp_display->is_edp) { bridge->ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_HPD | @@ -337,9 +338,9 @@ int dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev, return rc; } - if (dp_display->next_bridge) { + if (msm_dp_display->next_bridge) { rc = drm_bridge_attach(encoder, - dp_display->next_bridge, bridge, + msm_dp_display->next_bridge, bridge, DRM_BRIDGE_ATTACH_NO_CONNECTOR); if (rc < 0) { DRM_ERROR("failed to attach panel bridge: %d\n", rc); @@ -347,27 +348,22 @@ int dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev, } } - dp_display->bridge = bridge; - return 0; } /* connector initialization */ -struct drm_connector *dp_drm_connector_init(struct msm_dp *dp_display, struct drm_encoder *encoder, - bool yuv_supported) +struct drm_connector *msm_dp_drm_connector_init(struct msm_dp *msm_dp_display, + struct drm_encoder *encoder) { struct drm_connector *connector = NULL; - connector = drm_bridge_connector_init(dp_display->drm_dev, encoder); + connector = drm_bridge_connector_init(msm_dp_display->drm_dev, encoder); if (IS_ERR(connector)) return connector; - if (!dp_display->is_edp) + if (!msm_dp_display->is_edp) drm_connector_attach_dp_subconnector_property(connector); - if (yuv_supported) - connector->ycbcr_420_allowed = true; - drm_connector_attach_encoder(connector, encoder); return connector; diff --git a/drivers/gpu/drm/msm/dp/dp_drm.h b/drivers/gpu/drm/msm/dp/dp_drm.h index 45e57ac25a4d..8eae2f74839f 100644 --- a/drivers/gpu/drm/msm/dp/dp_drm.h +++ b/drivers/gpu/drm/msm/dp/dp_drm.h @@ -14,31 +14,32 @@ struct msm_dp_bridge { struct drm_bridge bridge; - struct msm_dp *dp_display; + struct msm_dp *msm_dp_display; }; #define to_dp_bridge(x) container_of((x), struct msm_dp_bridge, bridge) -struct drm_connector *dp_drm_connector_init(struct msm_dp *dp_display, struct drm_encoder *encoder, - bool yuv_supported); -int dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev, - struct drm_encoder *encoder); +struct drm_connector *msm_dp_drm_connector_init(struct msm_dp *msm_dp_display, + struct drm_encoder *encoder); +int msm_dp_bridge_init(struct msm_dp *msm_dp_display, struct drm_device *dev, + struct drm_encoder *encoder, + bool yuv_supported); -void dp_bridge_atomic_enable(struct drm_bridge *drm_bridge, +void msm_dp_bridge_atomic_enable(struct drm_bridge *drm_bridge, struct drm_bridge_state *old_bridge_state); -void dp_bridge_atomic_disable(struct drm_bridge *drm_bridge, +void msm_dp_bridge_atomic_disable(struct drm_bridge *drm_bridge, struct drm_bridge_state *old_bridge_state); -void dp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge, +void msm_dp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge, struct drm_bridge_state *old_bridge_state); -enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge, +enum drm_mode_status msm_dp_bridge_mode_valid(struct drm_bridge *bridge, const struct drm_display_info *info, const struct drm_display_mode *mode); -void dp_bridge_mode_set(struct drm_bridge *drm_bridge, +void msm_dp_bridge_mode_set(struct drm_bridge *drm_bridge, const struct drm_display_mode *mode, const struct drm_display_mode *adjusted_mode); -void dp_bridge_hpd_enable(struct drm_bridge *bridge); -void dp_bridge_hpd_disable(struct drm_bridge *bridge); -void dp_bridge_hpd_notify(struct drm_bridge *bridge, +void msm_dp_bridge_hpd_enable(struct drm_bridge *bridge); +void msm_dp_bridge_hpd_disable(struct drm_bridge *bridge); +void msm_dp_bridge_hpd_notify(struct drm_bridge *bridge, enum drm_connector_status status); #endif /* _DP_DRM_H_ */ diff --git a/drivers/gpu/drm/msm/dp/dp_link.c b/drivers/gpu/drm/msm/dp/dp_link.c index 49dfac1fd1ef..1a1fbb2d7d4f 100644 --- a/drivers/gpu/drm/msm/dp/dp_link.c +++ b/drivers/gpu/drm/msm/dp/dp_link.c @@ -28,26 +28,25 @@ enum audio_pattern_type { AUDIO_TEST_PATTERN_SAWTOOTH = 0x01, }; -struct dp_link_request { +struct msm_dp_link_request { u32 test_requested; u32 test_link_rate; u32 test_lane_count; }; -struct dp_link_private { +struct msm_dp_link_private { u32 prev_sink_count; - struct device *dev; struct drm_device *drm_dev; struct drm_dp_aux *aux; - struct dp_link dp_link; + struct msm_dp_link msm_dp_link; - struct dp_link_request request; + struct msm_dp_link_request request; struct mutex psm_mutex; u8 link_status[DP_LINK_STATUS_SIZE]; }; -static int dp_aux_link_power_up(struct drm_dp_aux *aux, - struct dp_link_info *link) +static int msm_dp_aux_link_power_up(struct drm_dp_aux *aux, + struct msm_dp_link_info *link) { u8 value; ssize_t len; @@ -74,8 +73,8 @@ static int dp_aux_link_power_up(struct drm_dp_aux *aux, return 0; } -static int dp_aux_link_power_down(struct drm_dp_aux *aux, - struct dp_link_info *link) +static int msm_dp_aux_link_power_down(struct drm_dp_aux *aux, + struct msm_dp_link_info *link) { u8 value; int err; @@ -97,7 +96,7 @@ static int dp_aux_link_power_down(struct drm_dp_aux *aux, return 0; } -static int dp_link_get_period(struct dp_link_private *link, int const addr) +static int msm_dp_link_get_period(struct msm_dp_link_private *link, int const addr) { int ret = 0; u8 data; @@ -123,19 +122,19 @@ exit: return ret; } -static int dp_link_parse_audio_channel_period(struct dp_link_private *link) +static int msm_dp_link_parse_audio_channel_period(struct msm_dp_link_private *link) { int ret = 0; - struct dp_link_test_audio *req = &link->dp_link.test_audio; + struct msm_dp_link_test_audio *req = &link->msm_dp_link.test_audio; - ret = dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH1); + ret = msm_dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH1); if (ret == -EINVAL) goto exit; req->test_audio_period_ch_1 = ret; drm_dbg_dp(link->drm_dev, "test_audio_period_ch_1 = 0x%x\n", ret); - ret = dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH2); + ret = msm_dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH2); if (ret == -EINVAL) goto exit; @@ -143,42 +142,42 @@ static int dp_link_parse_audio_channel_period(struct dp_link_private *link) drm_dbg_dp(link->drm_dev, "test_audio_period_ch_2 = 0x%x\n", ret); /* TEST_AUDIO_PERIOD_CH_3 (Byte 0x275) */ - ret = dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH3); + ret = msm_dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH3); if (ret == -EINVAL) goto exit; req->test_audio_period_ch_3 = ret; drm_dbg_dp(link->drm_dev, "test_audio_period_ch_3 = 0x%x\n", ret); - ret = dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH4); + ret = msm_dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH4); if (ret == -EINVAL) goto exit; req->test_audio_period_ch_4 = ret; drm_dbg_dp(link->drm_dev, "test_audio_period_ch_4 = 0x%x\n", ret); - ret = dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH5); + ret = msm_dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH5); if (ret == -EINVAL) goto exit; req->test_audio_period_ch_5 = ret; drm_dbg_dp(link->drm_dev, "test_audio_period_ch_5 = 0x%x\n", ret); - ret = dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH6); + ret = msm_dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH6); if (ret == -EINVAL) goto exit; req->test_audio_period_ch_6 = ret; drm_dbg_dp(link->drm_dev, "test_audio_period_ch_6 = 0x%x\n", ret); - ret = dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH7); + ret = msm_dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH7); if (ret == -EINVAL) goto exit; req->test_audio_period_ch_7 = ret; drm_dbg_dp(link->drm_dev, "test_audio_period_ch_7 = 0x%x\n", ret); - ret = dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH8); + ret = msm_dp_link_get_period(link, DP_TEST_AUDIO_PERIOD_CH8); if (ret == -EINVAL) goto exit; @@ -188,7 +187,7 @@ exit: return ret; } -static int dp_link_parse_audio_pattern_type(struct dp_link_private *link) +static int msm_dp_link_parse_audio_pattern_type(struct msm_dp_link_private *link) { int ret = 0; u8 data; @@ -209,13 +208,13 @@ static int dp_link_parse_audio_pattern_type(struct dp_link_private *link) goto exit; } - link->dp_link.test_audio.test_audio_pattern_type = data; + link->msm_dp_link.test_audio.test_audio_pattern_type = data; drm_dbg_dp(link->drm_dev, "audio pattern type = 0x%x\n", data); exit: return ret; } -static int dp_link_parse_audio_mode(struct dp_link_private *link) +static int msm_dp_link_parse_audio_mode(struct msm_dp_link_private *link) { int ret = 0; u8 data; @@ -249,8 +248,8 @@ static int dp_link_parse_audio_mode(struct dp_link_private *link) goto exit; } - link->dp_link.test_audio.test_audio_sampling_rate = sampling_rate; - link->dp_link.test_audio.test_audio_channel_count = channel_count; + link->msm_dp_link.test_audio.test_audio_sampling_rate = sampling_rate; + link->msm_dp_link.test_audio.test_audio_channel_count = channel_count; drm_dbg_dp(link->drm_dev, "sampling_rate = 0x%x, channel_count = 0x%x\n", sampling_rate, channel_count); @@ -258,25 +257,25 @@ exit: return ret; } -static int dp_link_parse_audio_pattern_params(struct dp_link_private *link) +static int msm_dp_link_parse_audio_pattern_params(struct msm_dp_link_private *link) { int ret = 0; - ret = dp_link_parse_audio_mode(link); + ret = msm_dp_link_parse_audio_mode(link); if (ret) goto exit; - ret = dp_link_parse_audio_pattern_type(link); + ret = msm_dp_link_parse_audio_pattern_type(link); if (ret) goto exit; - ret = dp_link_parse_audio_channel_period(link); + ret = msm_dp_link_parse_audio_channel_period(link); exit: return ret; } -static bool dp_link_is_video_pattern_valid(u32 pattern) +static bool msm_dp_link_is_video_pattern_valid(u32 pattern) { switch (pattern) { case DP_NO_TEST_PATTERN: @@ -290,12 +289,12 @@ static bool dp_link_is_video_pattern_valid(u32 pattern) } /** - * dp_link_is_bit_depth_valid() - validates the bit depth requested + * msm_dp_link_is_bit_depth_valid() - validates the bit depth requested * @tbd: bit depth requested by the sink * * Returns true if the requested bit depth is supported. */ -static bool dp_link_is_bit_depth_valid(u32 tbd) +static bool msm_dp_link_is_bit_depth_valid(u32 tbd) { /* DP_TEST_VIDEO_PATTERN_NONE is treated as invalid */ switch (tbd) { @@ -308,7 +307,7 @@ static bool dp_link_is_bit_depth_valid(u32 tbd) } } -static int dp_link_parse_timing_params1(struct dp_link_private *link, +static int msm_dp_link_parse_timing_params1(struct msm_dp_link_private *link, int addr, int len, u32 *val) { u8 bp[2]; @@ -329,7 +328,7 @@ static int dp_link_parse_timing_params1(struct dp_link_private *link, return 0; } -static int dp_link_parse_timing_params2(struct dp_link_private *link, +static int msm_dp_link_parse_timing_params2(struct msm_dp_link_private *link, int addr, int len, u32 *val1, u32 *val2) { @@ -352,7 +351,7 @@ static int dp_link_parse_timing_params2(struct dp_link_private *link, return 0; } -static int dp_link_parse_timing_params3(struct dp_link_private *link, +static int msm_dp_link_parse_timing_params3(struct msm_dp_link_private *link, int addr, u32 *val) { u8 bp; @@ -370,13 +369,13 @@ static int dp_link_parse_timing_params3(struct dp_link_private *link, } /** - * dp_link_parse_video_pattern_params() - parses video pattern parameters from DPCD + * msm_dp_link_parse_video_pattern_params() - parses video pattern parameters from DPCD * @link: Display Port Driver data * * Returns 0 if it successfully parses the video link pattern and the link * bit depth requested by the sink and, and if the values parsed are valid. */ -static int dp_link_parse_video_pattern_params(struct dp_link_private *link) +static int msm_dp_link_parse_video_pattern_params(struct msm_dp_link_private *link) { int ret = 0; ssize_t rlen; @@ -389,13 +388,13 @@ static int dp_link_parse_video_pattern_params(struct dp_link_private *link) return rlen; } - if (!dp_link_is_video_pattern_valid(bp)) { + if (!msm_dp_link_is_video_pattern_valid(bp)) { DRM_ERROR("invalid link video pattern = 0x%x\n", bp); ret = -EINVAL; return ret; } - link->dp_link.test_video.test_video_pattern = bp; + link->msm_dp_link.test_video.test_video_pattern = bp; /* Read the requested color bit depth and dynamic range (Byte 0x232) */ rlen = drm_dp_dpcd_readb(link->aux, DP_TEST_MISC0, &bp); @@ -405,88 +404,88 @@ static int dp_link_parse_video_pattern_params(struct dp_link_private *link) } /* Dynamic Range */ - link->dp_link.test_video.test_dyn_range = + link->msm_dp_link.test_video.test_dyn_range = (bp & DP_TEST_DYNAMIC_RANGE_CEA); /* Color bit depth */ bp &= DP_TEST_BIT_DEPTH_MASK; - if (!dp_link_is_bit_depth_valid(bp)) { + if (!msm_dp_link_is_bit_depth_valid(bp)) { DRM_ERROR("invalid link bit depth = 0x%x\n", bp); ret = -EINVAL; return ret; } - link->dp_link.test_video.test_bit_depth = bp; + link->msm_dp_link.test_video.test_bit_depth = bp; /* resolution timing params */ - ret = dp_link_parse_timing_params1(link, DP_TEST_H_TOTAL_HI, 2, - &link->dp_link.test_video.test_h_total); + ret = msm_dp_link_parse_timing_params1(link, DP_TEST_H_TOTAL_HI, 2, + &link->msm_dp_link.test_video.test_h_total); if (ret) { DRM_ERROR("failed to parse test_htotal(DP_TEST_H_TOTAL_HI)\n"); return ret; } - ret = dp_link_parse_timing_params1(link, DP_TEST_V_TOTAL_HI, 2, - &link->dp_link.test_video.test_v_total); + ret = msm_dp_link_parse_timing_params1(link, DP_TEST_V_TOTAL_HI, 2, + &link->msm_dp_link.test_video.test_v_total); if (ret) { DRM_ERROR("failed to parse test_v_total(DP_TEST_V_TOTAL_HI)\n"); return ret; } - ret = dp_link_parse_timing_params1(link, DP_TEST_H_START_HI, 2, - &link->dp_link.test_video.test_h_start); + ret = msm_dp_link_parse_timing_params1(link, DP_TEST_H_START_HI, 2, + &link->msm_dp_link.test_video.test_h_start); if (ret) { DRM_ERROR("failed to parse test_h_start(DP_TEST_H_START_HI)\n"); return ret; } - ret = dp_link_parse_timing_params1(link, DP_TEST_V_START_HI, 2, - &link->dp_link.test_video.test_v_start); + ret = msm_dp_link_parse_timing_params1(link, DP_TEST_V_START_HI, 2, + &link->msm_dp_link.test_video.test_v_start); if (ret) { DRM_ERROR("failed to parse test_v_start(DP_TEST_V_START_HI)\n"); return ret; } - ret = dp_link_parse_timing_params2(link, DP_TEST_HSYNC_HI, 2, - &link->dp_link.test_video.test_hsync_pol, - &link->dp_link.test_video.test_hsync_width); + ret = msm_dp_link_parse_timing_params2(link, DP_TEST_HSYNC_HI, 2, + &link->msm_dp_link.test_video.test_hsync_pol, + &link->msm_dp_link.test_video.test_hsync_width); if (ret) { DRM_ERROR("failed to parse (DP_TEST_HSYNC_HI)\n"); return ret; } - ret = dp_link_parse_timing_params2(link, DP_TEST_VSYNC_HI, 2, - &link->dp_link.test_video.test_vsync_pol, - &link->dp_link.test_video.test_vsync_width); + ret = msm_dp_link_parse_timing_params2(link, DP_TEST_VSYNC_HI, 2, + &link->msm_dp_link.test_video.test_vsync_pol, + &link->msm_dp_link.test_video.test_vsync_width); if (ret) { DRM_ERROR("failed to parse (DP_TEST_VSYNC_HI)\n"); return ret; } - ret = dp_link_parse_timing_params1(link, DP_TEST_H_WIDTH_HI, 2, - &link->dp_link.test_video.test_h_width); + ret = msm_dp_link_parse_timing_params1(link, DP_TEST_H_WIDTH_HI, 2, + &link->msm_dp_link.test_video.test_h_width); if (ret) { DRM_ERROR("failed to parse test_h_width(DP_TEST_H_WIDTH_HI)\n"); return ret; } - ret = dp_link_parse_timing_params1(link, DP_TEST_V_HEIGHT_HI, 2, - &link->dp_link.test_video.test_v_height); + ret = msm_dp_link_parse_timing_params1(link, DP_TEST_V_HEIGHT_HI, 2, + &link->msm_dp_link.test_video.test_v_height); if (ret) { DRM_ERROR("failed to parse test_v_height\n"); return ret; } - ret = dp_link_parse_timing_params3(link, DP_TEST_MISC1, - &link->dp_link.test_video.test_rr_d); - link->dp_link.test_video.test_rr_d &= DP_TEST_REFRESH_DENOMINATOR; + ret = msm_dp_link_parse_timing_params3(link, DP_TEST_MISC1, + &link->msm_dp_link.test_video.test_rr_d); + link->msm_dp_link.test_video.test_rr_d &= DP_TEST_REFRESH_DENOMINATOR; if (ret) { DRM_ERROR("failed to parse test_rr_d (DP_TEST_MISC1)\n"); return ret; } - ret = dp_link_parse_timing_params3(link, DP_TEST_REFRESH_RATE_NUMERATOR, - &link->dp_link.test_video.test_rr_n); + ret = msm_dp_link_parse_timing_params3(link, DP_TEST_REFRESH_RATE_NUMERATOR, + &link->msm_dp_link.test_video.test_rr_n); if (ret) { DRM_ERROR("failed to parse test_rr_n\n"); return ret; @@ -506,34 +505,34 @@ static int dp_link_parse_video_pattern_params(struct dp_link_private *link) "TEST_V_HEIGHT = %d\n" "TEST_REFRESH_DENOMINATOR = %d\n" "TEST_REFRESH_NUMERATOR = %d\n", - link->dp_link.test_video.test_video_pattern, - link->dp_link.test_video.test_dyn_range, - link->dp_link.test_video.test_bit_depth, - link->dp_link.test_video.test_h_total, - link->dp_link.test_video.test_v_total, - link->dp_link.test_video.test_h_start, - link->dp_link.test_video.test_v_start, - link->dp_link.test_video.test_hsync_pol, - link->dp_link.test_video.test_hsync_width, - link->dp_link.test_video.test_vsync_pol, - link->dp_link.test_video.test_vsync_width, - link->dp_link.test_video.test_h_width, - link->dp_link.test_video.test_v_height, - link->dp_link.test_video.test_rr_d, - link->dp_link.test_video.test_rr_n); + link->msm_dp_link.test_video.test_video_pattern, + link->msm_dp_link.test_video.test_dyn_range, + link->msm_dp_link.test_video.test_bit_depth, + link->msm_dp_link.test_video.test_h_total, + link->msm_dp_link.test_video.test_v_total, + link->msm_dp_link.test_video.test_h_start, + link->msm_dp_link.test_video.test_v_start, + link->msm_dp_link.test_video.test_hsync_pol, + link->msm_dp_link.test_video.test_hsync_width, + link->msm_dp_link.test_video.test_vsync_pol, + link->msm_dp_link.test_video.test_vsync_width, + link->msm_dp_link.test_video.test_h_width, + link->msm_dp_link.test_video.test_v_height, + link->msm_dp_link.test_video.test_rr_d, + link->msm_dp_link.test_video.test_rr_n); return ret; } /** - * dp_link_parse_link_training_params() - parses link training parameters from + * msm_dp_link_parse_link_training_params() - parses link training parameters from * DPCD * @link: Display Port Driver data * * Returns 0 if it successfully parses the link rate (Byte 0x219) and lane * count (Byte 0x220), and if these values parse are valid. */ -static int dp_link_parse_link_training_params(struct dp_link_private *link) +static int msm_dp_link_parse_link_training_params(struct msm_dp_link_private *link) { u8 bp; ssize_t rlen; @@ -572,13 +571,13 @@ static int dp_link_parse_link_training_params(struct dp_link_private *link) } /** - * dp_link_parse_phy_test_params() - parses the phy link parameters + * msm_dp_link_parse_phy_test_params() - parses the phy link parameters * @link: Display Port Driver data * * Parses the DPCD (Byte 0x248) for the DP PHY link pattern that is being * requested. */ -static int dp_link_parse_phy_test_params(struct dp_link_private *link) +static int msm_dp_link_parse_phy_test_params(struct msm_dp_link_private *link) { u8 data; ssize_t rlen; @@ -590,7 +589,7 @@ static int dp_link_parse_phy_test_params(struct dp_link_private *link) return rlen; } - link->dp_link.phy_params.phy_test_pattern_sel = data & 0x07; + link->msm_dp_link.phy_params.phy_test_pattern_sel = data & 0x07; drm_dbg_dp(link->drm_dev, "phy_test_pattern_sel = 0x%x\n", data); @@ -609,12 +608,12 @@ static int dp_link_parse_phy_test_params(struct dp_link_private *link) } /** - * dp_link_is_video_audio_test_requested() - checks for audio/video link request + * msm_dp_link_is_video_audio_test_requested() - checks for audio/video link request * @link: link requested by the sink * * Returns true if the requested link is a permitted audio/video link. */ -static bool dp_link_is_video_audio_test_requested(u32 link) +static bool msm_dp_link_is_video_audio_test_requested(u32 link) { u8 video_audio_test = (DP_TEST_LINK_VIDEO_PATTERN | DP_TEST_LINK_AUDIO_PATTERN | @@ -625,13 +624,13 @@ static bool dp_link_is_video_audio_test_requested(u32 link) } /** - * dp_link_parse_request() - parses link request parameters from sink + * msm_dp_link_parse_request() - parses link request parameters from sink * @link: Display Port Driver data * * Parses the DPCD to check if an automated link is requested (Byte 0x201), * and what type of link automation is being requested (Byte 0x218). */ -static int dp_link_parse_request(struct dp_link_private *link) +static int msm_dp_link_parse_request(struct msm_dp_link_private *link) { int ret = 0; u8 data; @@ -673,27 +672,27 @@ static int dp_link_parse_request(struct dp_link_private *link) drm_dbg_dp(link->drm_dev, "Test:(0x%x) requested\n", data); link->request.test_requested = data; if (link->request.test_requested == DP_TEST_LINK_PHY_TEST_PATTERN) { - ret = dp_link_parse_phy_test_params(link); + ret = msm_dp_link_parse_phy_test_params(link); if (ret) goto end; - ret = dp_link_parse_link_training_params(link); + ret = msm_dp_link_parse_link_training_params(link); if (ret) goto end; } if (link->request.test_requested == DP_TEST_LINK_TRAINING) { - ret = dp_link_parse_link_training_params(link); + ret = msm_dp_link_parse_link_training_params(link); if (ret) goto end; } - if (dp_link_is_video_audio_test_requested( + if (msm_dp_link_is_video_audio_test_requested( link->request.test_requested)) { - ret = dp_link_parse_video_pattern_params(link); + ret = msm_dp_link_parse_video_pattern_params(link); if (ret) goto end; - ret = dp_link_parse_audio_pattern_params(link); + ret = msm_dp_link_parse_audio_pattern_params(link); } end: /* @@ -701,29 +700,29 @@ end: * a DP_TEST_NAK. */ if (ret) { - link->dp_link.test_response = DP_TEST_NAK; + link->msm_dp_link.test_response = DP_TEST_NAK; } else { if (link->request.test_requested != DP_TEST_LINK_EDID_READ) - link->dp_link.test_response = DP_TEST_ACK; + link->msm_dp_link.test_response = DP_TEST_ACK; else - link->dp_link.test_response = + link->msm_dp_link.test_response = DP_TEST_EDID_CHECKSUM_WRITE; } return ret; } -static int dp_link_parse_sink_status_field(struct dp_link_private *link) +static int msm_dp_link_parse_sink_status_field(struct msm_dp_link_private *link) { int len; - link->prev_sink_count = link->dp_link.sink_count; + link->prev_sink_count = link->msm_dp_link.sink_count; len = drm_dp_read_sink_count(link->aux); if (len < 0) { DRM_ERROR("DP parse sink count failed\n"); return len; } - link->dp_link.sink_count = len; + link->msm_dp_link.sink_count = len; len = drm_dp_dpcd_read_link_status(link->aux, link->link_status); @@ -732,11 +731,11 @@ static int dp_link_parse_sink_status_field(struct dp_link_private *link) return len; } - return dp_link_parse_request(link); + return msm_dp_link_parse_request(link); } /** - * dp_link_process_link_training_request() - processes new training requests + * msm_dp_link_process_link_training_request() - processes new training requests * @link: Display Port link data * * This function will handle new link training requests that are initiated by @@ -746,7 +745,7 @@ static int dp_link_parse_sink_status_field(struct dp_link_private *link) * The function will return 0 if a link training request has been processed, * otherwise it will return -EINVAL. */ -static int dp_link_process_link_training_request(struct dp_link_private *link) +static int msm_dp_link_process_link_training_request(struct msm_dp_link_private *link) { if (link->request.test_requested != DP_TEST_LINK_TRAINING) return -EINVAL; @@ -757,78 +756,76 @@ static int dp_link_process_link_training_request(struct dp_link_private *link) link->request.test_link_rate, link->request.test_lane_count); - link->dp_link.link_params.num_lanes = link->request.test_lane_count; - link->dp_link.link_params.rate = + link->msm_dp_link.link_params.num_lanes = link->request.test_lane_count; + link->msm_dp_link.link_params.rate = drm_dp_bw_code_to_link_rate(link->request.test_link_rate); return 0; } -bool dp_link_send_test_response(struct dp_link *dp_link) +bool msm_dp_link_send_test_response(struct msm_dp_link *msm_dp_link) { - struct dp_link_private *link = NULL; + struct msm_dp_link_private *link = NULL; int ret = 0; - if (!dp_link) { + if (!msm_dp_link) { DRM_ERROR("invalid input\n"); return false; } - link = container_of(dp_link, struct dp_link_private, dp_link); + link = container_of(msm_dp_link, struct msm_dp_link_private, msm_dp_link); ret = drm_dp_dpcd_writeb(link->aux, DP_TEST_RESPONSE, - dp_link->test_response); + msm_dp_link->test_response); return ret == 1; } -int dp_link_psm_config(struct dp_link *dp_link, - struct dp_link_info *link_info, bool enable) +int msm_dp_link_psm_config(struct msm_dp_link *msm_dp_link, + struct msm_dp_link_info *link_info, bool enable) { - struct dp_link_private *link = NULL; + struct msm_dp_link_private *link = NULL; int ret = 0; - if (!dp_link) { + if (!msm_dp_link) { DRM_ERROR("invalid params\n"); return -EINVAL; } - link = container_of(dp_link, struct dp_link_private, dp_link); + link = container_of(msm_dp_link, struct msm_dp_link_private, msm_dp_link); mutex_lock(&link->psm_mutex); if (enable) - ret = dp_aux_link_power_down(link->aux, link_info); + ret = msm_dp_aux_link_power_down(link->aux, link_info); else - ret = dp_aux_link_power_up(link->aux, link_info); + ret = msm_dp_aux_link_power_up(link->aux, link_info); if (ret) DRM_ERROR("Failed to %s low power mode\n", enable ? "enter" : "exit"); - else - dp_link->psm_enabled = enable; mutex_unlock(&link->psm_mutex); return ret; } -bool dp_link_send_edid_checksum(struct dp_link *dp_link, u8 checksum) +bool msm_dp_link_send_edid_checksum(struct msm_dp_link *msm_dp_link, u8 checksum) { - struct dp_link_private *link = NULL; + struct msm_dp_link_private *link = NULL; int ret = 0; - if (!dp_link) { + if (!msm_dp_link) { DRM_ERROR("invalid input\n"); return false; } - link = container_of(dp_link, struct dp_link_private, dp_link); + link = container_of(msm_dp_link, struct msm_dp_link_private, msm_dp_link); ret = drm_dp_dpcd_writeb(link->aux, DP_TEST_EDID_CHECKSUM, checksum); return ret == 1; } -static void dp_link_parse_vx_px(struct dp_link_private *link) +static void msm_dp_link_parse_vx_px(struct msm_dp_link_private *link) { drm_dbg_dp(link->drm_dev, "vx: 0=%d, 1=%d, 2=%d, 3=%d\n", drm_dp_get_adjust_request_voltage(link->link_status, 0), @@ -848,31 +845,31 @@ static void dp_link_parse_vx_px(struct dp_link_private *link) */ drm_dbg_dp(link->drm_dev, "Current: v_level = 0x%x, p_level = 0x%x\n", - link->dp_link.phy_params.v_level, - link->dp_link.phy_params.p_level); - link->dp_link.phy_params.v_level = + link->msm_dp_link.phy_params.v_level, + link->msm_dp_link.phy_params.p_level); + link->msm_dp_link.phy_params.v_level = drm_dp_get_adjust_request_voltage(link->link_status, 0); - link->dp_link.phy_params.p_level = + link->msm_dp_link.phy_params.p_level = drm_dp_get_adjust_request_pre_emphasis(link->link_status, 0); - link->dp_link.phy_params.p_level >>= DP_TRAIN_PRE_EMPHASIS_SHIFT; + link->msm_dp_link.phy_params.p_level >>= DP_TRAIN_PRE_EMPHASIS_SHIFT; drm_dbg_dp(link->drm_dev, "Requested: v_level = 0x%x, p_level = 0x%x\n", - link->dp_link.phy_params.v_level, - link->dp_link.phy_params.p_level); + link->msm_dp_link.phy_params.v_level, + link->msm_dp_link.phy_params.p_level); } /** - * dp_link_process_phy_test_pattern_request() - process new phy link requests + * msm_dp_link_process_phy_test_pattern_request() - process new phy link requests * @link: Display Port Driver data * * This function will handle new phy link pattern requests that are initiated * by the sink. The function will return 0 if a phy link pattern has been * processed, otherwise it will return -EINVAL. */ -static int dp_link_process_phy_test_pattern_request( - struct dp_link_private *link) +static int msm_dp_link_process_phy_test_pattern_request( + struct msm_dp_link_private *link) { if (!(link->request.test_requested & DP_TEST_LINK_PHY_TEST_PATTERN)) { drm_dbg_dp(link->drm_dev, "no phy test\n"); @@ -889,24 +886,24 @@ static int dp_link_process_phy_test_pattern_request( drm_dbg_dp(link->drm_dev, "Current: rate = 0x%x, lane count = 0x%x\n", - link->dp_link.link_params.rate, - link->dp_link.link_params.num_lanes); + link->msm_dp_link.link_params.rate, + link->msm_dp_link.link_params.num_lanes); drm_dbg_dp(link->drm_dev, "Requested: rate = 0x%x, lane count = 0x%x\n", link->request.test_link_rate, link->request.test_lane_count); - link->dp_link.link_params.num_lanes = link->request.test_lane_count; - link->dp_link.link_params.rate = + link->msm_dp_link.link_params.num_lanes = link->request.test_lane_count; + link->msm_dp_link.link_params.rate = drm_dp_bw_code_to_link_rate(link->request.test_link_rate); - dp_link_parse_vx_px(link); + msm_dp_link_parse_vx_px(link); return 0; } -static bool dp_link_read_psr_error_status(struct dp_link_private *link) +static bool msm_dp_link_read_psr_error_status(struct msm_dp_link_private *link) { u8 status; @@ -924,7 +921,7 @@ static bool dp_link_read_psr_error_status(struct dp_link_private *link) return true; } -static bool dp_link_psr_capability_changed(struct dp_link_private *link) +static bool msm_dp_link_psr_capability_changed(struct msm_dp_link_private *link) { u8 status; @@ -944,7 +941,7 @@ static u8 get_link_status(const u8 link_status[DP_LINK_STATUS_SIZE], int r) } /** - * dp_link_process_link_status_update() - processes link status updates + * msm_dp_link_process_link_status_update() - processes link status updates * @link: Display Port link module data * * This function will check for changes in the link status, e.g. clock @@ -954,13 +951,13 @@ static u8 get_link_status(const u8 link_status[DP_LINK_STATUS_SIZE], int r) * The function will return 0 if the a link status update has been processed, * otherwise it will return -EINVAL. */ -static int dp_link_process_link_status_update(struct dp_link_private *link) +static int msm_dp_link_process_link_status_update(struct msm_dp_link_private *link) { bool channel_eq_done = drm_dp_channel_eq_ok(link->link_status, - link->dp_link.link_params.num_lanes); + link->msm_dp_link.link_params.num_lanes); bool clock_recovery_done = drm_dp_clock_recovery_ok(link->link_status, - link->dp_link.link_params.num_lanes); + link->msm_dp_link.link_params.num_lanes); drm_dbg_dp(link->drm_dev, "channel_eq_done = %d, clock_recovery_done = %d\n", @@ -973,7 +970,7 @@ static int dp_link_process_link_status_update(struct dp_link_private *link) } /** - * dp_link_process_ds_port_status_change() - process port status changes + * msm_dp_link_process_ds_port_status_change() - process port status changes * @link: Display Port Driver data * * This function will handle downstream port updates that are initiated by @@ -983,122 +980,122 @@ static int dp_link_process_link_status_update(struct dp_link_private *link) * The function will return 0 if a downstream port update has been * processed, otherwise it will return -EINVAL. */ -static int dp_link_process_ds_port_status_change(struct dp_link_private *link) +static int msm_dp_link_process_ds_port_status_change(struct msm_dp_link_private *link) { if (get_link_status(link->link_status, DP_LANE_ALIGN_STATUS_UPDATED) & DP_DOWNSTREAM_PORT_STATUS_CHANGED) goto reset; - if (link->prev_sink_count == link->dp_link.sink_count) + if (link->prev_sink_count == link->msm_dp_link.sink_count) return -EINVAL; reset: /* reset prev_sink_count */ - link->prev_sink_count = link->dp_link.sink_count; + link->prev_sink_count = link->msm_dp_link.sink_count; return 0; } -static bool dp_link_is_video_pattern_requested(struct dp_link_private *link) +static bool msm_dp_link_is_video_pattern_requested(struct msm_dp_link_private *link) { return (link->request.test_requested & DP_TEST_LINK_VIDEO_PATTERN) && !(link->request.test_requested & DP_TEST_LINK_AUDIO_DISABLED_VIDEO); } -static bool dp_link_is_audio_pattern_requested(struct dp_link_private *link) +static bool msm_dp_link_is_audio_pattern_requested(struct msm_dp_link_private *link) { return (link->request.test_requested & DP_TEST_LINK_AUDIO_PATTERN); } -static void dp_link_reset_data(struct dp_link_private *link) +static void msm_dp_link_reset_data(struct msm_dp_link_private *link) { - link->request = (const struct dp_link_request){ 0 }; - link->dp_link.test_video = (const struct dp_link_test_video){ 0 }; - link->dp_link.test_video.test_bit_depth = DP_TEST_BIT_DEPTH_UNKNOWN; - link->dp_link.test_audio = (const struct dp_link_test_audio){ 0 }; - link->dp_link.phy_params.phy_test_pattern_sel = 0; - link->dp_link.sink_request = 0; - link->dp_link.test_response = 0; + link->request = (const struct msm_dp_link_request){ 0 }; + link->msm_dp_link.test_video = (const struct msm_dp_link_test_video){ 0 }; + link->msm_dp_link.test_video.test_bit_depth = DP_TEST_BIT_DEPTH_UNKNOWN; + link->msm_dp_link.test_audio = (const struct msm_dp_link_test_audio){ 0 }; + link->msm_dp_link.phy_params.phy_test_pattern_sel = 0; + link->msm_dp_link.sink_request = 0; + link->msm_dp_link.test_response = 0; } /** - * dp_link_process_request() - handle HPD IRQ transition to HIGH - * @dp_link: pointer to link module data + * msm_dp_link_process_request() - handle HPD IRQ transition to HIGH + * @msm_dp_link: pointer to link module data * * This function will handle the HPD IRQ state transitions from LOW to HIGH * (including cases when there are back to back HPD IRQ HIGH) indicating * the start of a new link training request or sink status update. */ -int dp_link_process_request(struct dp_link *dp_link) +int msm_dp_link_process_request(struct msm_dp_link *msm_dp_link) { int ret = 0; - struct dp_link_private *link; + struct msm_dp_link_private *link; - if (!dp_link) { + if (!msm_dp_link) { DRM_ERROR("invalid input\n"); return -EINVAL; } - link = container_of(dp_link, struct dp_link_private, dp_link); + link = container_of(msm_dp_link, struct msm_dp_link_private, msm_dp_link); - dp_link_reset_data(link); + msm_dp_link_reset_data(link); - ret = dp_link_parse_sink_status_field(link); + ret = msm_dp_link_parse_sink_status_field(link); if (ret) return ret; if (link->request.test_requested == DP_TEST_LINK_EDID_READ) { - dp_link->sink_request |= DP_TEST_LINK_EDID_READ; - } else if (!dp_link_process_ds_port_status_change(link)) { - dp_link->sink_request |= DS_PORT_STATUS_CHANGED; - } else if (!dp_link_process_link_training_request(link)) { - dp_link->sink_request |= DP_TEST_LINK_TRAINING; - } else if (!dp_link_process_phy_test_pattern_request(link)) { - dp_link->sink_request |= DP_TEST_LINK_PHY_TEST_PATTERN; - } else if (dp_link_read_psr_error_status(link)) { + msm_dp_link->sink_request |= DP_TEST_LINK_EDID_READ; + } else if (!msm_dp_link_process_ds_port_status_change(link)) { + msm_dp_link->sink_request |= DS_PORT_STATUS_CHANGED; + } else if (!msm_dp_link_process_link_training_request(link)) { + msm_dp_link->sink_request |= DP_TEST_LINK_TRAINING; + } else if (!msm_dp_link_process_phy_test_pattern_request(link)) { + msm_dp_link->sink_request |= DP_TEST_LINK_PHY_TEST_PATTERN; + } else if (msm_dp_link_read_psr_error_status(link)) { DRM_ERROR("PSR IRQ_HPD received\n"); - } else if (dp_link_psr_capability_changed(link)) { + } else if (msm_dp_link_psr_capability_changed(link)) { drm_dbg_dp(link->drm_dev, "PSR Capability changed\n"); } else { - ret = dp_link_process_link_status_update(link); + ret = msm_dp_link_process_link_status_update(link); if (!ret) { - dp_link->sink_request |= DP_LINK_STATUS_UPDATED; + msm_dp_link->sink_request |= DP_LINK_STATUS_UPDATED; } else { - if (dp_link_is_video_pattern_requested(link)) { + if (msm_dp_link_is_video_pattern_requested(link)) { ret = 0; - dp_link->sink_request |= DP_TEST_LINK_VIDEO_PATTERN; + msm_dp_link->sink_request |= DP_TEST_LINK_VIDEO_PATTERN; } - if (dp_link_is_audio_pattern_requested(link)) { - dp_link->sink_request |= DP_TEST_LINK_AUDIO_PATTERN; + if (msm_dp_link_is_audio_pattern_requested(link)) { + msm_dp_link->sink_request |= DP_TEST_LINK_AUDIO_PATTERN; ret = -EINVAL; } } } drm_dbg_dp(link->drm_dev, "sink request=%#x\n", - dp_link->sink_request); + msm_dp_link->sink_request); return ret; } -int dp_link_get_colorimetry_config(struct dp_link *dp_link) +int msm_dp_link_get_colorimetry_config(struct msm_dp_link *msm_dp_link) { u32 cc = DP_MISC0_COLORIMERY_CFG_LEGACY_RGB; - struct dp_link_private *link; + struct msm_dp_link_private *link; - if (!dp_link) { + if (!msm_dp_link) { DRM_ERROR("invalid input\n"); return -EINVAL; } - link = container_of(dp_link, struct dp_link_private, dp_link); + link = container_of(msm_dp_link, struct msm_dp_link_private, msm_dp_link); /* * Unless a video pattern CTS test is ongoing, use RGB_VESA * Only RGB_VESA and RGB_CEA supported for now */ - if (dp_link_is_video_pattern_requested(link)) { - if (link->dp_link.test_video.test_dyn_range & + if (msm_dp_link_is_video_pattern_requested(link)) { + if (link->msm_dp_link.test_video.test_dyn_range & DP_TEST_DYNAMIC_RANGE_CEA) cc = DP_MISC0_COLORIMERY_CFG_CEA_RGB; } @@ -1106,21 +1103,22 @@ int dp_link_get_colorimetry_config(struct dp_link *dp_link) return cc; } -int dp_link_adjust_levels(struct dp_link *dp_link, u8 *link_status) +int msm_dp_link_adjust_levels(struct msm_dp_link *msm_dp_link, u8 *link_status) { int i; + u8 max_p_level; int v_max = 0, p_max = 0; - struct dp_link_private *link; + struct msm_dp_link_private *link; - if (!dp_link) { + if (!msm_dp_link) { DRM_ERROR("invalid input\n"); return -EINVAL; } - link = container_of(dp_link, struct dp_link_private, dp_link); + link = container_of(msm_dp_link, struct msm_dp_link_private, msm_dp_link); /* use the max level across lanes */ - for (i = 0; i < dp_link->link_params.num_lanes; i++) { + for (i = 0; i < msm_dp_link->link_params.num_lanes; i++) { u8 data_v = drm_dp_get_adjust_request_voltage(link_status, i); u8 data_p = drm_dp_get_adjust_request_pre_emphasis(link_status, i); @@ -1133,57 +1131,56 @@ int dp_link_adjust_levels(struct dp_link *dp_link, u8 *link_status) p_max = data_p; } - dp_link->phy_params.v_level = v_max >> DP_TRAIN_VOLTAGE_SWING_SHIFT; - dp_link->phy_params.p_level = p_max >> DP_TRAIN_PRE_EMPHASIS_SHIFT; + msm_dp_link->phy_params.v_level = v_max >> DP_TRAIN_VOLTAGE_SWING_SHIFT; + msm_dp_link->phy_params.p_level = p_max >> DP_TRAIN_PRE_EMPHASIS_SHIFT; /** * Adjust the voltage swing and pre-emphasis level combination to within * the allowable range. */ - if (dp_link->phy_params.v_level > DP_TRAIN_VOLTAGE_SWING_MAX) { + if (msm_dp_link->phy_params.v_level > DP_TRAIN_LEVEL_MAX) { drm_dbg_dp(link->drm_dev, "Requested vSwingLevel=%d, change to %d\n", - dp_link->phy_params.v_level, - DP_TRAIN_VOLTAGE_SWING_MAX); - dp_link->phy_params.v_level = DP_TRAIN_VOLTAGE_SWING_MAX; + msm_dp_link->phy_params.v_level, + DP_TRAIN_LEVEL_MAX); + msm_dp_link->phy_params.v_level = DP_TRAIN_LEVEL_MAX; } - if (dp_link->phy_params.p_level > DP_TRAIN_PRE_EMPHASIS_MAX) { + if (msm_dp_link->phy_params.p_level > DP_TRAIN_LEVEL_MAX) { drm_dbg_dp(link->drm_dev, "Requested preEmphasisLevel=%d, change to %d\n", - dp_link->phy_params.p_level, - DP_TRAIN_PRE_EMPHASIS_MAX); - dp_link->phy_params.p_level = DP_TRAIN_PRE_EMPHASIS_MAX; + msm_dp_link->phy_params.p_level, + DP_TRAIN_LEVEL_MAX); + msm_dp_link->phy_params.p_level = DP_TRAIN_LEVEL_MAX; } - if ((dp_link->phy_params.p_level > DP_TRAIN_PRE_EMPHASIS_LVL_1) - && (dp_link->phy_params.v_level == - DP_TRAIN_VOLTAGE_SWING_LVL_2)) { + max_p_level = DP_TRAIN_LEVEL_MAX - msm_dp_link->phy_params.v_level; + if (msm_dp_link->phy_params.p_level > max_p_level) { drm_dbg_dp(link->drm_dev, "Requested preEmphasisLevel=%d, change to %d\n", - dp_link->phy_params.p_level, - DP_TRAIN_PRE_EMPHASIS_LVL_1); - dp_link->phy_params.p_level = DP_TRAIN_PRE_EMPHASIS_LVL_1; + msm_dp_link->phy_params.p_level, + max_p_level); + msm_dp_link->phy_params.p_level = max_p_level; } drm_dbg_dp(link->drm_dev, "adjusted: v_level=%d, p_level=%d\n", - dp_link->phy_params.v_level, dp_link->phy_params.p_level); + msm_dp_link->phy_params.v_level, msm_dp_link->phy_params.p_level); return 0; } -void dp_link_reset_phy_params_vx_px(struct dp_link *dp_link) +void msm_dp_link_reset_phy_params_vx_px(struct msm_dp_link *msm_dp_link) { - dp_link->phy_params.v_level = 0; - dp_link->phy_params.p_level = 0; + msm_dp_link->phy_params.v_level = 0; + msm_dp_link->phy_params.p_level = 0; } -u32 dp_link_get_test_bits_depth(struct dp_link *dp_link, u32 bpp) +u32 msm_dp_link_get_test_bits_depth(struct msm_dp_link *msm_dp_link, u32 bpp) { u32 tbd; - struct dp_link_private *link; + struct msm_dp_link_private *link; - link = container_of(dp_link, struct dp_link_private, dp_link); + link = container_of(msm_dp_link, struct msm_dp_link_private, msm_dp_link); /* * Few simplistic rules and assumptions made here: @@ -1212,10 +1209,10 @@ u32 dp_link_get_test_bits_depth(struct dp_link *dp_link, u32 bpp) return tbd; } -struct dp_link *dp_link_get(struct device *dev, struct drm_dp_aux *aux) +struct msm_dp_link *msm_dp_link_get(struct device *dev, struct drm_dp_aux *aux) { - struct dp_link_private *link; - struct dp_link *dp_link; + struct msm_dp_link_private *link; + struct msm_dp_link *msm_dp_link; if (!dev || !aux) { DRM_ERROR("invalid input\n"); @@ -1226,11 +1223,10 @@ struct dp_link *dp_link_get(struct device *dev, struct drm_dp_aux *aux) if (!link) return ERR_PTR(-ENOMEM); - link->dev = dev; link->aux = aux; mutex_init(&link->psm_mutex); - dp_link = &link->dp_link; + msm_dp_link = &link->msm_dp_link; - return dp_link; + return msm_dp_link; } diff --git a/drivers/gpu/drm/msm/dp/dp_link.h b/drivers/gpu/drm/msm/dp/dp_link.h index 83da170bc56b..8db5d5698a97 100644 --- a/drivers/gpu/drm/msm/dp/dp_link.h +++ b/drivers/gpu/drm/msm/dp/dp_link.h @@ -12,28 +12,16 @@ #define DP_TEST_BIT_DEPTH_UNKNOWN 0xFFFFFFFF #define DP_LINK_CAP_ENHANCED_FRAMING (1 << 0) -struct dp_link_info { +struct msm_dp_link_info { unsigned char revision; unsigned int rate; unsigned int num_lanes; unsigned long capabilities; }; -enum dp_link_voltage_level { - DP_TRAIN_VOLTAGE_SWING_LVL_0 = 0, - DP_TRAIN_VOLTAGE_SWING_LVL_1 = 1, - DP_TRAIN_VOLTAGE_SWING_LVL_2 = 2, - DP_TRAIN_VOLTAGE_SWING_MAX = DP_TRAIN_VOLTAGE_SWING_LVL_2, -}; - -enum dp_link_preemaphasis_level { - DP_TRAIN_PRE_EMPHASIS_LVL_0 = 0, - DP_TRAIN_PRE_EMPHASIS_LVL_1 = 1, - DP_TRAIN_PRE_EMPHASIS_LVL_2 = 2, - DP_TRAIN_PRE_EMPHASIS_MAX = DP_TRAIN_PRE_EMPHASIS_LVL_2, -}; +#define DP_TRAIN_LEVEL_MAX 3 -struct dp_link_test_video { +struct msm_dp_link_test_video { u32 test_video_pattern; u32 test_bit_depth; u32 test_dyn_range; @@ -51,7 +39,7 @@ struct dp_link_test_video { u32 test_rr_n; }; -struct dp_link_test_audio { +struct msm_dp_link_test_audio { u32 test_audio_sampling_rate; u32 test_audio_channel_count; u32 test_audio_pattern_type; @@ -65,22 +53,21 @@ struct dp_link_test_audio { u32 test_audio_period_ch_8; }; -struct dp_link_phy_params { +struct msm_dp_link_phy_params { u32 phy_test_pattern_sel; u8 v_level; u8 p_level; }; -struct dp_link { +struct msm_dp_link { u32 sink_request; u32 test_response; - bool psm_enabled; u8 sink_count; - struct dp_link_test_video test_video; - struct dp_link_test_audio test_audio; - struct dp_link_phy_params phy_params; - struct dp_link_info link_params; + struct msm_dp_link_test_video test_video; + struct msm_dp_link_test_audio test_audio; + struct msm_dp_link_phy_params phy_params; + struct msm_dp_link_info link_params; }; /** @@ -91,7 +78,7 @@ struct dp_link { * git bit depth value. This function assumes that bit depth has * already been validated. */ -static inline u32 dp_link_bit_depth_to_bpp(u32 tbd) +static inline u32 msm_dp_link_bit_depth_to_bpp(u32 tbd) { /* * Few simplistic rules and assumptions made here: @@ -112,22 +99,22 @@ static inline u32 dp_link_bit_depth_to_bpp(u32 tbd) } } -void dp_link_reset_phy_params_vx_px(struct dp_link *dp_link); -u32 dp_link_get_test_bits_depth(struct dp_link *dp_link, u32 bpp); -int dp_link_process_request(struct dp_link *dp_link); -int dp_link_get_colorimetry_config(struct dp_link *dp_link); -int dp_link_adjust_levels(struct dp_link *dp_link, u8 *link_status); -bool dp_link_send_test_response(struct dp_link *dp_link); -int dp_link_psm_config(struct dp_link *dp_link, - struct dp_link_info *link_info, bool enable); -bool dp_link_send_edid_checksum(struct dp_link *dp_link, u8 checksum); +void msm_dp_link_reset_phy_params_vx_px(struct msm_dp_link *msm_dp_link); +u32 msm_dp_link_get_test_bits_depth(struct msm_dp_link *msm_dp_link, u32 bpp); +int msm_dp_link_process_request(struct msm_dp_link *msm_dp_link); +int msm_dp_link_get_colorimetry_config(struct msm_dp_link *msm_dp_link); +int msm_dp_link_adjust_levels(struct msm_dp_link *msm_dp_link, u8 *link_status); +bool msm_dp_link_send_test_response(struct msm_dp_link *msm_dp_link); +int msm_dp_link_psm_config(struct msm_dp_link *msm_dp_link, + struct msm_dp_link_info *link_info, bool enable); +bool msm_dp_link_send_edid_checksum(struct msm_dp_link *msm_dp_link, u8 checksum); /** - * dp_link_get() - get the functionalities of dp test module + * msm_dp_link_get() - get the functionalities of dp test module * * - * return: a pointer to dp_link struct + * return: a pointer to msm_dp_link struct */ -struct dp_link *dp_link_get(struct device *dev, struct drm_dp_aux *aux); +struct msm_dp_link *msm_dp_link_get(struct device *dev, struct drm_dp_aux *aux); #endif /* _DP_LINK_H_ */ diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c index 8e7069453952..92415bf8aa16 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.c +++ b/drivers/gpu/drm/msm/dp/dp_panel.c @@ -14,52 +14,52 @@ #define DP_MAX_NUM_DP_LANES 4 #define DP_LINK_RATE_HBR2 540000 /* kbytes */ -struct dp_panel_private { +struct msm_dp_panel_private { struct device *dev; struct drm_device *drm_dev; - struct dp_panel dp_panel; + struct msm_dp_panel msm_dp_panel; struct drm_dp_aux *aux; - struct dp_link *link; - struct dp_catalog *catalog; + struct msm_dp_link *link; + struct msm_dp_catalog *catalog; bool panel_on; }; -static void dp_panel_read_psr_cap(struct dp_panel_private *panel) +static void msm_dp_panel_read_psr_cap(struct msm_dp_panel_private *panel) { ssize_t rlen; - struct dp_panel *dp_panel; + struct msm_dp_panel *msm_dp_panel; - dp_panel = &panel->dp_panel; + msm_dp_panel = &panel->msm_dp_panel; /* edp sink */ - if (dp_panel->dpcd[DP_EDP_CONFIGURATION_CAP]) { + if (msm_dp_panel->dpcd[DP_EDP_CONFIGURATION_CAP]) { rlen = drm_dp_dpcd_read(panel->aux, DP_PSR_SUPPORT, - &dp_panel->psr_cap, sizeof(dp_panel->psr_cap)); - if (rlen == sizeof(dp_panel->psr_cap)) { + &msm_dp_panel->psr_cap, sizeof(msm_dp_panel->psr_cap)); + if (rlen == sizeof(msm_dp_panel->psr_cap)) { drm_dbg_dp(panel->drm_dev, "psr version: 0x%x, psr_cap: 0x%x\n", - dp_panel->psr_cap.version, - dp_panel->psr_cap.capabilities); + msm_dp_panel->psr_cap.version, + msm_dp_panel->psr_cap.capabilities); } else DRM_ERROR("failed to read psr info, rlen=%zd\n", rlen); } } -static int dp_panel_read_dpcd(struct dp_panel *dp_panel) +static int msm_dp_panel_read_dpcd(struct msm_dp_panel *msm_dp_panel) { int rc; - struct dp_panel_private *panel; - struct dp_link_info *link_info; + struct msm_dp_panel_private *panel; + struct msm_dp_link_info *link_info; u8 *dpcd, major, minor; - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); - dpcd = dp_panel->dpcd; + panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel); + dpcd = msm_dp_panel->dpcd; rc = drm_dp_read_dpcd_caps(panel->aux, dpcd); if (rc) return rc; - dp_panel->vsc_sdp_supported = drm_dp_vsc_sdp_supported(panel->aux, dpcd); - link_info = &dp_panel->link_info; + msm_dp_panel->vsc_sdp_supported = drm_dp_vsc_sdp_supported(panel->aux, dpcd); + link_info = &msm_dp_panel->link_info; link_info->revision = dpcd[DP_DPCD_REV]; major = (link_info->revision >> 4) & 0x0f; minor = link_info->revision & 0x0f; @@ -68,12 +68,12 @@ static int dp_panel_read_dpcd(struct dp_panel *dp_panel) link_info->num_lanes = drm_dp_max_lane_count(dpcd); /* Limit data lanes from data-lanes of endpoint property of dtsi */ - if (link_info->num_lanes > dp_panel->max_dp_lanes) - link_info->num_lanes = dp_panel->max_dp_lanes; + if (link_info->num_lanes > msm_dp_panel->max_dp_lanes) + link_info->num_lanes = msm_dp_panel->max_dp_lanes; /* Limit link rate from link-frequencies of endpoint property of dtsi */ - if (link_info->rate > dp_panel->max_dp_link_rate) - link_info->rate = dp_panel->max_dp_link_rate; + if (link_info->rate > msm_dp_panel->max_dp_link_rate) + link_info->rate = msm_dp_panel->max_dp_link_rate; drm_dbg_dp(panel->drm_dev, "version: %d.%d\n", major, minor); drm_dbg_dp(panel->drm_dev, "link_rate=%d\n", link_info->rate); @@ -82,87 +82,65 @@ static int dp_panel_read_dpcd(struct dp_panel *dp_panel) if (drm_dp_enhanced_frame_cap(dpcd)) link_info->capabilities |= DP_LINK_CAP_ENHANCED_FRAMING; - dp_panel_read_psr_cap(panel); + msm_dp_panel_read_psr_cap(panel); return rc; } -static u32 dp_panel_get_supported_bpp(struct dp_panel *dp_panel, +static u32 msm_dp_panel_get_supported_bpp(struct msm_dp_panel *msm_dp_panel, u32 mode_edid_bpp, u32 mode_pclk_khz) { - struct dp_link_info *link_info; + const struct msm_dp_link_info *link_info; const u32 max_supported_bpp = 30, min_supported_bpp = 18; - u32 bpp = 0, data_rate_khz = 0; + u32 bpp, data_rate_khz; - bpp = min_t(u32, mode_edid_bpp, max_supported_bpp); + bpp = min(mode_edid_bpp, max_supported_bpp); - link_info = &dp_panel->link_info; + link_info = &msm_dp_panel->link_info; data_rate_khz = link_info->num_lanes * link_info->rate * 8; - while (bpp > min_supported_bpp) { + do { if (mode_pclk_khz * bpp <= data_rate_khz) - break; + return bpp; bpp -= 6; - } - - return bpp; -} - -static int dp_panel_update_modes(struct drm_connector *connector, - struct edid *edid) -{ - int rc = 0; - - if (edid) { - rc = drm_connector_update_edid_property(connector, edid); - if (rc) { - DRM_ERROR("failed to update edid property %d\n", rc); - return rc; - } - rc = drm_add_edid_modes(connector, edid); - return rc; - } - - rc = drm_connector_update_edid_property(connector, NULL); - if (rc) - DRM_ERROR("failed to update edid property %d\n", rc); + } while (bpp > min_supported_bpp); - return rc; + return min_supported_bpp; } -int dp_panel_read_sink_caps(struct dp_panel *dp_panel, +int msm_dp_panel_read_sink_caps(struct msm_dp_panel *msm_dp_panel, struct drm_connector *connector) { int rc, bw_code; int count; - struct dp_panel_private *panel; + struct msm_dp_panel_private *panel; - if (!dp_panel || !connector) { + if (!msm_dp_panel || !connector) { DRM_ERROR("invalid input\n"); return -EINVAL; } - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel); drm_dbg_dp(panel->drm_dev, "max_lanes=%d max_link_rate=%d\n", - dp_panel->max_dp_lanes, dp_panel->max_dp_link_rate); + msm_dp_panel->max_dp_lanes, msm_dp_panel->max_dp_link_rate); - rc = dp_panel_read_dpcd(dp_panel); + rc = msm_dp_panel_read_dpcd(msm_dp_panel); if (rc) { DRM_ERROR("read dpcd failed %d\n", rc); return rc; } - bw_code = drm_dp_link_rate_to_bw_code(dp_panel->link_info.rate); + bw_code = drm_dp_link_rate_to_bw_code(msm_dp_panel->link_info.rate); if (!is_link_rate_valid(bw_code) || - !is_lane_count_valid(dp_panel->link_info.num_lanes) || - (bw_code > dp_panel->max_bw_code)) { - DRM_ERROR("Illegal link rate=%d lane=%d\n", dp_panel->link_info.rate, - dp_panel->link_info.num_lanes); + !is_lane_count_valid(msm_dp_panel->link_info.num_lanes) || + (bw_code > msm_dp_panel->max_bw_code)) { + DRM_ERROR("Illegal link rate=%d lane=%d\n", msm_dp_panel->link_info.rate, + msm_dp_panel->link_info.num_lanes); return -EINVAL; } - if (drm_dp_is_branch(dp_panel->dpcd)) { + if (drm_dp_is_branch(msm_dp_panel->dpcd)) { count = drm_dp_read_sink_count(panel->aux); if (!count) { panel->link->sink_count = 0; @@ -170,20 +148,21 @@ int dp_panel_read_sink_caps(struct dp_panel *dp_panel, } } - rc = drm_dp_read_downstream_info(panel->aux, dp_panel->dpcd, - dp_panel->downstream_ports); + rc = drm_dp_read_downstream_info(panel->aux, msm_dp_panel->dpcd, + msm_dp_panel->downstream_ports); if (rc) return rc; - kfree(dp_panel->edid); - dp_panel->edid = NULL; + drm_edid_free(msm_dp_panel->drm_edid); + + msm_dp_panel->drm_edid = drm_edid_read_ddc(connector, &panel->aux->ddc); - dp_panel->edid = drm_get_edid(connector, - &panel->aux->ddc); - if (!dp_panel->edid) { + drm_edid_connector_update(connector, msm_dp_panel->drm_edid); + + if (!msm_dp_panel->drm_edid) { DRM_ERROR("panel edid read failed\n"); /* check edid read fail is due to unplug */ - if (!dp_catalog_link_is_connected(panel->catalog)) { + if (!msm_dp_catalog_link_is_connected(panel->catalog)) { rc = -ETIMEDOUT; goto end; } @@ -193,85 +172,87 @@ end: return rc; } -u32 dp_panel_get_mode_bpp(struct dp_panel *dp_panel, +u32 msm_dp_panel_get_mode_bpp(struct msm_dp_panel *msm_dp_panel, u32 mode_edid_bpp, u32 mode_pclk_khz) { - struct dp_panel_private *panel; + struct msm_dp_panel_private *panel; u32 bpp; - if (!dp_panel || !mode_edid_bpp || !mode_pclk_khz) { + if (!msm_dp_panel || !mode_edid_bpp || !mode_pclk_khz) { DRM_ERROR("invalid input\n"); return 0; } - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel); - if (dp_panel->video_test) - bpp = dp_link_bit_depth_to_bpp( + if (msm_dp_panel->video_test) + bpp = msm_dp_link_bit_depth_to_bpp( panel->link->test_video.test_bit_depth); else - bpp = dp_panel_get_supported_bpp(dp_panel, mode_edid_bpp, + bpp = msm_dp_panel_get_supported_bpp(msm_dp_panel, mode_edid_bpp, mode_pclk_khz); return bpp; } -int dp_panel_get_modes(struct dp_panel *dp_panel, +int msm_dp_panel_get_modes(struct msm_dp_panel *msm_dp_panel, struct drm_connector *connector) { - if (!dp_panel) { + if (!msm_dp_panel) { DRM_ERROR("invalid input\n"); return -EINVAL; } - if (dp_panel->edid) - return dp_panel_update_modes(connector, dp_panel->edid); + if (msm_dp_panel->drm_edid) + return drm_edid_connector_add_modes(connector); return 0; } -static u8 dp_panel_get_edid_checksum(struct edid *edid) +static u8 msm_dp_panel_get_edid_checksum(const struct edid *edid) { edid += edid->extensions; return edid->checksum; } -void dp_panel_handle_sink_request(struct dp_panel *dp_panel) +void msm_dp_panel_handle_sink_request(struct msm_dp_panel *msm_dp_panel) { - struct dp_panel_private *panel; + struct msm_dp_panel_private *panel; - if (!dp_panel) { + if (!msm_dp_panel) { DRM_ERROR("invalid input\n"); return; } - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel); if (panel->link->sink_request & DP_TEST_LINK_EDID_READ) { + /* FIXME: get rid of drm_edid_raw() */ + const struct edid *edid = drm_edid_raw(msm_dp_panel->drm_edid); u8 checksum; - if (dp_panel->edid) - checksum = dp_panel_get_edid_checksum(dp_panel->edid); + if (edid) + checksum = msm_dp_panel_get_edid_checksum(edid); else - checksum = dp_panel->connector->real_edid_checksum; + checksum = msm_dp_panel->connector->real_edid_checksum; - dp_link_send_edid_checksum(panel->link, checksum); - dp_link_send_test_response(panel->link); + msm_dp_link_send_edid_checksum(panel->link, checksum); + msm_dp_link_send_test_response(panel->link); } } -void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable) +void msm_dp_panel_tpg_config(struct msm_dp_panel *msm_dp_panel, bool enable) { - struct dp_catalog *catalog; - struct dp_panel_private *panel; + struct msm_dp_catalog *catalog; + struct msm_dp_panel_private *panel; - if (!dp_panel) { + if (!msm_dp_panel) { DRM_ERROR("invalid input\n"); return; } - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel); catalog = panel->catalog; if (!panel->panel_on) { @@ -281,31 +262,31 @@ void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable) } if (!enable) { - dp_catalog_panel_tpg_disable(catalog); + msm_dp_catalog_panel_tpg_disable(catalog); return; } drm_dbg_dp(panel->drm_dev, "calling catalog tpg_enable\n"); - dp_catalog_panel_tpg_enable(catalog, &panel->dp_panel.dp_mode.drm_mode); + msm_dp_catalog_panel_tpg_enable(catalog, &panel->msm_dp_panel.msm_dp_mode.drm_mode); } -static int dp_panel_setup_vsc_sdp_yuv_420(struct dp_panel *dp_panel) +static int msm_dp_panel_setup_vsc_sdp_yuv_420(struct msm_dp_panel *msm_dp_panel) { - struct dp_catalog *catalog; - struct dp_panel_private *panel; - struct dp_display_mode *dp_mode; + struct msm_dp_catalog *catalog; + struct msm_dp_panel_private *panel; + struct msm_dp_display_mode *msm_dp_mode; struct drm_dp_vsc_sdp vsc_sdp_data; struct dp_sdp vsc_sdp; ssize_t len; - if (!dp_panel) { + if (!msm_dp_panel) { DRM_ERROR("invalid input\n"); return -EINVAL; } - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel); catalog = panel->catalog; - dp_mode = &dp_panel->dp_mode; + msm_dp_mode = &msm_dp_panel->msm_dp_mode; memset(&vsc_sdp_data, 0, sizeof(vsc_sdp_data)); @@ -319,7 +300,7 @@ static int dp_panel_setup_vsc_sdp_yuv_420(struct dp_panel *dp_panel) vsc_sdp_data.colorimetry = DP_COLORIMETRY_DEFAULT; /* VSC SDP Payload for DB17 */ - vsc_sdp_data.bpc = dp_mode->bpp / 3; + vsc_sdp_data.bpc = msm_dp_mode->bpp / 3; vsc_sdp_data.dynamic_range = DP_DYNAMIC_RANGE_CTA; /* VSC SDP Payload for DB18 */ @@ -331,32 +312,25 @@ static int dp_panel_setup_vsc_sdp_yuv_420(struct dp_panel *dp_panel) return len; } - dp_catalog_panel_enable_vsc_sdp(catalog, &vsc_sdp); + msm_dp_catalog_panel_enable_vsc_sdp(catalog, &vsc_sdp); return 0; } -void dp_panel_dump_regs(struct dp_panel *dp_panel) -{ - struct dp_catalog *catalog; - struct dp_panel_private *panel; - - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); - catalog = panel->catalog; - - dp_catalog_dump_regs(catalog); -} - -int dp_panel_timing_cfg(struct dp_panel *dp_panel) +int msm_dp_panel_timing_cfg(struct msm_dp_panel *msm_dp_panel) { u32 data, total_ver, total_hor; - struct dp_catalog *catalog; - struct dp_panel_private *panel; + struct msm_dp_catalog *catalog; + struct msm_dp_panel_private *panel; struct drm_display_mode *drm_mode; + u32 width_blanking; + u32 sync_start; + u32 msm_dp_active; + u32 total; - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel); catalog = panel->catalog; - drm_mode = &panel->dp_panel.dp_mode.drm_mode; + drm_mode = &panel->msm_dp_panel.msm_dp_mode.drm_mode; drm_dbg_dp(panel->drm_dev, "width=%d hporch= %d %d %d\n", drm_mode->hdisplay, drm_mode->htotal - drm_mode->hsync_end, @@ -376,46 +350,46 @@ int dp_panel_timing_cfg(struct dp_panel *dp_panel) data <<= 16; data |= total_hor; - catalog->total = data; + total = data; data = (drm_mode->vtotal - drm_mode->vsync_start); data <<= 16; data |= (drm_mode->htotal - drm_mode->hsync_start); - catalog->sync_start = data; + sync_start = data; data = drm_mode->vsync_end - drm_mode->vsync_start; data <<= 16; - data |= (panel->dp_panel.dp_mode.v_active_low << 31); + data |= (panel->msm_dp_panel.msm_dp_mode.v_active_low << 31); data |= drm_mode->hsync_end - drm_mode->hsync_start; - data |= (panel->dp_panel.dp_mode.h_active_low << 15); + data |= (panel->msm_dp_panel.msm_dp_mode.h_active_low << 15); - catalog->width_blanking = data; + width_blanking = data; data = drm_mode->vdisplay; data <<= 16; data |= drm_mode->hdisplay; - catalog->dp_active = data; + msm_dp_active = data; - dp_catalog_panel_timing_cfg(catalog); + msm_dp_catalog_panel_timing_cfg(catalog, total, sync_start, width_blanking, msm_dp_active); - if (dp_panel->dp_mode.out_fmt_is_yuv_420) - dp_panel_setup_vsc_sdp_yuv_420(dp_panel); + if (msm_dp_panel->msm_dp_mode.out_fmt_is_yuv_420) + msm_dp_panel_setup_vsc_sdp_yuv_420(msm_dp_panel); panel->panel_on = true; return 0; } -int dp_panel_init_panel_info(struct dp_panel *dp_panel) +int msm_dp_panel_init_panel_info(struct msm_dp_panel *msm_dp_panel) { struct drm_display_mode *drm_mode; - struct dp_panel_private *panel; + struct msm_dp_panel_private *panel; - drm_mode = &dp_panel->dp_mode.drm_mode; + drm_mode = &msm_dp_panel->msm_dp_mode.drm_mode; - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel); /* * print resolution info as this is a result @@ -436,17 +410,18 @@ int dp_panel_init_panel_info(struct dp_panel *dp_panel) drm_mode->vsync_end - drm_mode->vsync_start); drm_dbg_dp(panel->drm_dev, "pixel clock (KHz)=(%d)\n", drm_mode->clock); - drm_dbg_dp(panel->drm_dev, "bpp = %d\n", dp_panel->dp_mode.bpp); + drm_dbg_dp(panel->drm_dev, "bpp = %d\n", msm_dp_panel->msm_dp_mode.bpp); + + msm_dp_panel->msm_dp_mode.bpp = msm_dp_panel_get_mode_bpp(msm_dp_panel, msm_dp_panel->msm_dp_mode.bpp, + msm_dp_panel->msm_dp_mode.drm_mode.clock); - dp_panel->dp_mode.bpp = max_t(u32, 18, - min_t(u32, dp_panel->dp_mode.bpp, 30)); drm_dbg_dp(panel->drm_dev, "updated bpp = %d\n", - dp_panel->dp_mode.bpp); + msm_dp_panel->msm_dp_mode.bpp); return 0; } -static u32 dp_panel_link_frequencies(struct device_node *of_node) +static u32 msm_dp_panel_link_frequencies(struct device_node *of_node) { struct device_node *endpoint; u64 frequency = 0; @@ -470,17 +445,17 @@ static u32 dp_panel_link_frequencies(struct device_node *of_node) return frequency; } -static int dp_panel_parse_dt(struct dp_panel *dp_panel) +static int msm_dp_panel_parse_dt(struct msm_dp_panel *msm_dp_panel) { - struct dp_panel_private *panel; + struct msm_dp_panel_private *panel; struct device_node *of_node; int cnt; - panel = container_of(dp_panel, struct dp_panel_private, dp_panel); + panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel); of_node = panel->dev->of_node; /* - * data-lanes is the property of dp_out endpoint + * data-lanes is the property of msm_dp_out endpoint */ cnt = drm_of_get_data_lanes_count_ep(of_node, 1, 0, 1, DP_MAX_NUM_DP_LANES); if (cnt < 0) { @@ -489,51 +464,52 @@ static int dp_panel_parse_dt(struct dp_panel *dp_panel) } if (cnt > 0) - dp_panel->max_dp_lanes = cnt; + msm_dp_panel->max_dp_lanes = cnt; else - dp_panel->max_dp_lanes = DP_MAX_NUM_DP_LANES; /* 4 lanes */ + msm_dp_panel->max_dp_lanes = DP_MAX_NUM_DP_LANES; /* 4 lanes */ - dp_panel->max_dp_link_rate = dp_panel_link_frequencies(of_node); - if (!dp_panel->max_dp_link_rate) - dp_panel->max_dp_link_rate = DP_LINK_RATE_HBR2; + msm_dp_panel->max_dp_link_rate = msm_dp_panel_link_frequencies(of_node); + if (!msm_dp_panel->max_dp_link_rate) + msm_dp_panel->max_dp_link_rate = DP_LINK_RATE_HBR2; return 0; } -struct dp_panel *dp_panel_get(struct dp_panel_in *in) +struct msm_dp_panel *msm_dp_panel_get(struct device *dev, struct drm_dp_aux *aux, + struct msm_dp_link *link, struct msm_dp_catalog *catalog) { - struct dp_panel_private *panel; - struct dp_panel *dp_panel; + struct msm_dp_panel_private *panel; + struct msm_dp_panel *msm_dp_panel; int ret; - if (!in->dev || !in->catalog || !in->aux || !in->link) { + if (!dev || !catalog || !aux || !link) { DRM_ERROR("invalid input\n"); return ERR_PTR(-EINVAL); } - panel = devm_kzalloc(in->dev, sizeof(*panel), GFP_KERNEL); + panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL); if (!panel) return ERR_PTR(-ENOMEM); - panel->dev = in->dev; - panel->aux = in->aux; - panel->catalog = in->catalog; - panel->link = in->link; + panel->dev = dev; + panel->aux = aux; + panel->catalog = catalog; + panel->link = link; - dp_panel = &panel->dp_panel; - dp_panel->max_bw_code = DP_LINK_BW_8_1; + msm_dp_panel = &panel->msm_dp_panel; + msm_dp_panel->max_bw_code = DP_LINK_BW_8_1; - ret = dp_panel_parse_dt(dp_panel); + ret = msm_dp_panel_parse_dt(msm_dp_panel); if (ret) return ERR_PTR(ret); - return dp_panel; + return msm_dp_panel; } -void dp_panel_put(struct dp_panel *dp_panel) +void msm_dp_panel_put(struct msm_dp_panel *msm_dp_panel) { - if (!dp_panel) + if (!msm_dp_panel) return; - kfree(dp_panel->edid); + drm_edid_free(msm_dp_panel->drm_edid); } diff --git a/drivers/gpu/drm/msm/dp/dp_panel.h b/drivers/gpu/drm/msm/dp/dp_panel.h index e843f5062d1f..4906f4f09f24 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.h +++ b/drivers/gpu/drm/msm/dp/dp_panel.h @@ -13,60 +13,49 @@ struct edid; -struct dp_display_mode { +struct msm_dp_display_mode { struct drm_display_mode drm_mode; - u32 capabilities; u32 bpp; u32 h_active_low; u32 v_active_low; bool out_fmt_is_yuv_420; }; -struct dp_panel_in { - struct device *dev; - struct drm_dp_aux *aux; - struct dp_link *link; - struct dp_catalog *catalog; -}; - -struct dp_panel_psr { +struct msm_dp_panel_psr { u8 version; u8 capabilities; }; -struct dp_panel { +struct msm_dp_panel { /* dpcd raw data */ u8 dpcd[DP_RECEIVER_CAP_SIZE]; u8 downstream_ports[DP_MAX_DOWNSTREAM_PORTS]; - struct dp_link_info link_info; - struct drm_dp_desc desc; - struct edid *edid; + struct msm_dp_link_info link_info; + const struct drm_edid *drm_edid; struct drm_connector *connector; - struct dp_display_mode dp_mode; - struct dp_panel_psr psr_cap; + struct msm_dp_display_mode msm_dp_mode; + struct msm_dp_panel_psr psr_cap; bool video_test; bool vsc_sdp_supported; - u32 vic; u32 max_dp_lanes; u32 max_dp_link_rate; u32 max_bw_code; }; -int dp_panel_init_panel_info(struct dp_panel *dp_panel); -int dp_panel_deinit(struct dp_panel *dp_panel); -int dp_panel_timing_cfg(struct dp_panel *dp_panel); -void dp_panel_dump_regs(struct dp_panel *dp_panel); -int dp_panel_read_sink_caps(struct dp_panel *dp_panel, +int msm_dp_panel_init_panel_info(struct msm_dp_panel *msm_dp_panel); +int msm_dp_panel_deinit(struct msm_dp_panel *msm_dp_panel); +int msm_dp_panel_timing_cfg(struct msm_dp_panel *msm_dp_panel); +int msm_dp_panel_read_sink_caps(struct msm_dp_panel *msm_dp_panel, struct drm_connector *connector); -u32 dp_panel_get_mode_bpp(struct dp_panel *dp_panel, u32 mode_max_bpp, +u32 msm_dp_panel_get_mode_bpp(struct msm_dp_panel *msm_dp_panel, u32 mode_max_bpp, u32 mode_pclk_khz); -int dp_panel_get_modes(struct dp_panel *dp_panel, +int msm_dp_panel_get_modes(struct msm_dp_panel *msm_dp_panel, struct drm_connector *connector); -void dp_panel_handle_sink_request(struct dp_panel *dp_panel); -void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable); +void msm_dp_panel_handle_sink_request(struct msm_dp_panel *msm_dp_panel); +void msm_dp_panel_tpg_config(struct msm_dp_panel *msm_dp_panel, bool enable); /** * is_link_rate_valid() - validates the link rate @@ -83,7 +72,7 @@ static inline bool is_link_rate_valid(u32 bw_code) } /** - * dp_link_is_lane_count_valid() - validates the lane count + * msm_dp_link_is_lane_count_valid() - validates the lane count * @lane_count: lane count requested by the sink * * Returns true if the requested lane count is supported. @@ -95,6 +84,7 @@ static inline bool is_lane_count_valid(u32 lane_count) lane_count == 4); } -struct dp_panel *dp_panel_get(struct dp_panel_in *in); -void dp_panel_put(struct dp_panel *dp_panel); +struct msm_dp_panel *msm_dp_panel_get(struct device *dev, struct drm_dp_aux *aux, + struct msm_dp_link *link, struct msm_dp_catalog *catalog); +void msm_dp_panel_put(struct msm_dp_panel *msm_dp_panel); #endif /* _DP_PANEL_H_ */ diff --git a/drivers/gpu/drm/msm/dp/dp_utils.c b/drivers/gpu/drm/msm/dp/dp_utils.c index da9207caf72d..4a5ebb0c33b8 100644 --- a/drivers/gpu/drm/msm/dp/dp_utils.c +++ b/drivers/gpu/drm/msm/dp/dp_utils.c @@ -9,7 +9,7 @@ #define DP_SDP_HEADER_SIZE 8 -u8 dp_utils_get_g0_value(u8 data) +u8 msm_dp_utils_get_g0_value(u8 data) { u8 c[4]; u8 g[4]; @@ -30,7 +30,7 @@ u8 dp_utils_get_g0_value(u8 data) return ret_data; } -u8 dp_utils_get_g1_value(u8 data) +u8 msm_dp_utils_get_g1_value(u8 data) { u8 c[4]; u8 g[4]; @@ -51,7 +51,7 @@ u8 dp_utils_get_g1_value(u8 data) return ret_data; } -u8 dp_utils_calculate_parity(u32 data) +u8 msm_dp_utils_calculate_parity(u32 data) { u8 x0 = 0; u8 x1 = 0; @@ -65,8 +65,8 @@ u8 dp_utils_calculate_parity(u32 data) iData = (data >> i * 4) & 0xF; ci = iData ^ x1; - x1 = x0 ^ dp_utils_get_g1_value(ci); - x0 = dp_utils_get_g0_value(ci); + x1 = x0 ^ msm_dp_utils_get_g1_value(ci); + x0 = msm_dp_utils_get_g0_value(ci); } parity_byte = x1 | (x0 << 4); @@ -74,23 +74,15 @@ u8 dp_utils_calculate_parity(u32 data) return parity_byte; } -ssize_t dp_utils_pack_sdp_header(struct dp_sdp_header *sdp_header, u32 *header_buff) +void msm_dp_utils_pack_sdp_header(struct dp_sdp_header *sdp_header, u32 header_buff[2]) { - size_t length; - - length = sizeof(header_buff); - if (length < DP_SDP_HEADER_SIZE) - return -ENOSPC; - header_buff[0] = FIELD_PREP(HEADER_0_MASK, sdp_header->HB0) | - FIELD_PREP(PARITY_0_MASK, dp_utils_calculate_parity(sdp_header->HB0)) | + FIELD_PREP(PARITY_0_MASK, msm_dp_utils_calculate_parity(sdp_header->HB0)) | FIELD_PREP(HEADER_1_MASK, sdp_header->HB1) | - FIELD_PREP(PARITY_1_MASK, dp_utils_calculate_parity(sdp_header->HB1)); + FIELD_PREP(PARITY_1_MASK, msm_dp_utils_calculate_parity(sdp_header->HB1)); header_buff[1] = FIELD_PREP(HEADER_2_MASK, sdp_header->HB2) | - FIELD_PREP(PARITY_2_MASK, dp_utils_calculate_parity(sdp_header->HB2)) | + FIELD_PREP(PARITY_2_MASK, msm_dp_utils_calculate_parity(sdp_header->HB2)) | FIELD_PREP(HEADER_3_MASK, sdp_header->HB3) | - FIELD_PREP(PARITY_3_MASK, dp_utils_calculate_parity(sdp_header->HB3)); - - return length; + FIELD_PREP(PARITY_3_MASK, msm_dp_utils_calculate_parity(sdp_header->HB3)); } diff --git a/drivers/gpu/drm/msm/dp/dp_utils.h b/drivers/gpu/drm/msm/dp/dp_utils.h index 7c056d9798dc..2e4f98a863c4 100644 --- a/drivers/gpu/drm/msm/dp/dp_utils.h +++ b/drivers/gpu/drm/msm/dp/dp_utils.h @@ -28,9 +28,9 @@ #define HEADER_3_MASK GENMASK(23, 16) #define PARITY_3_MASK GENMASK(31, 24) -u8 dp_utils_get_g0_value(u8 data); -u8 dp_utils_get_g1_value(u8 data); -u8 dp_utils_calculate_parity(u32 data); -ssize_t dp_utils_pack_sdp_header(struct dp_sdp_header *sdp_header, u32 *header_buff); +u8 msm_dp_utils_get_g0_value(u8 data); +u8 msm_dp_utils_get_g1_value(u8 data); +u8 msm_dp_utils_calculate_parity(u32 data); +void msm_dp_utils_pack_sdp_header(struct dp_sdp_header *sdp_header, u32 header_buff[2]); #endif /* _DP_UTILS_H_ */ |