diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_audio.c')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_audio.c | 529 |
1 files changed, 110 insertions, 419 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_audio.c b/drivers/gpu/drm/msm/dp/dp_audio.c index 7634e4b74208..f8bfb908f9b4 100644 --- a/drivers/gpu/drm/msm/dp/dp_audio.c +++ b/drivers/gpu/drm/msm/dp/dp_audio.c @@ -13,294 +13,99 @@ #include "dp_catalog.h" #include "dp_audio.h" +#include "dp_drm.h" #include "dp_panel.h" +#include "dp_reg.h" #include "dp_display.h" #include "dp_utils.h" -struct dp_audio_private { - struct platform_device *audio_pdev; +struct msm_dp_audio_private { 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; -} - -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) -{ - 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 = 0x02, + .HB2 = 0x00, + .HB3 = audio->channels - 1, + }; + + msm_dp_catalog_write_audio_stream(audio->catalog, &sdp_hdr); } -static void dp_audio_stream_sdp(struct dp_audio_private *audio) +static void msm_dp_audio_timestamp_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 = 0x01, + .HB2 = 0x17, + .HB3 = 0x0 | (0x11 << 2), + }; + + msm_dp_catalog_write_audio_timestamp(audio->catalog, &sdp_hdr); } -static void dp_audio_timestamp_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_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 = 0x84, + .HB2 = 0x1b, + .HB3 = 0x0 | (0x11 << 2), + }; + + msm_dp_catalog_write_audio_infoframe(audio->catalog, &sdp_hdr); } -static void dp_audio_infoframe_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_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 = 0x05, + .HB2 = 0x0f, + .HB3 = 0x00, + }; + + msm_dp_catalog_write_audio_copy_mgmt(audio->catalog, &sdp_hdr); } -static void dp_audio_copy_management_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_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); + 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_isrc_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_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); -} - -static void dp_audio_setup_sdp(struct dp_audio_private *audio) -{ - dp_catalog_audio_config_sdp(audio->catalog); + msm_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); + 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_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; @@ -339,113 +143,46 @@ 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; - - catalog->audio_data = enable; - dp_catalog_audio_enable(catalog); + struct msm_dp_catalog *catalog = audio->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 msm_dp *msm_dp_display) { - struct dp_audio *dp_audio; - struct msm_dp *dp_display; + struct msm_dp_audio *msm_dp_audio; - if (!pdev) { - DRM_ERROR("invalid input\n"); - return ERR_PTR(-ENODEV); - } - - dp_display = platform_get_drvdata(pdev); - if (!dp_display) { - DRM_ERROR("invalid input\n"); - return ERR_PTR(-ENODEV); - } - - dp_audio = dp_display->dp_audio; - - if (!dp_audio) { - DRM_ERROR("invalid dp_audio data\n"); + msm_dp_audio = msm_dp_display->msm_dp_audio; + 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); -} - -static int 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; - - pdev = to_platform_device(dev); - if (!pdev) { - pr_err("invalid input\n"); - return -ENODEV; - } - - dp_display = platform_get_drvdata(pdev); - if (!dp_display) { - pr_err("invalid input\n"); - return -ENODEV; - } - - return dp_display_set_plugged_cb(dp_display, fn, codec_dev); -} - -static int dp_audio_get_eld(struct device *dev, - void *data, uint8_t *buf, size_t len) -{ - struct platform_device *pdev; - struct msm_dp *dp_display; - - pdev = to_platform_device(dev); - - if (!pdev) { - DRM_ERROR("invalid input\n"); - return -ENODEV; - } - - dp_display = platform_get_drvdata(pdev); - if (!dp_display) { - DRM_ERROR("invalid input\n"); - return -ENODEV; - } - - memcpy(buf, dp_display->connector->eld, - min(sizeof(dp_display->connector->eld), len)); - - return 0; + return container_of(msm_dp_audio, struct msm_dp_audio_private, msm_dp_audio); } -int dp_audio_hw_params(struct device *dev, - void *data, - struct hdmi_codec_daifmt *daifmt, - struct hdmi_codec_params *params) +int msm_dp_audio_prepare(struct drm_connector *connector, + struct drm_bridge *bridge, + struct hdmi_codec_daifmt *daifmt, + struct hdmi_codec_params *params) { int rc = 0; - struct dp_audio_private *audio; - struct platform_device *pdev; - struct msm_dp *dp_display; + struct msm_dp_audio_private *audio; + struct msm_dp *msm_dp_display; - pdev = to_platform_device(dev); - dp_display = platform_get_drvdata(pdev); + msm_dp_display = to_dp_bridge(bridge)->msm_dp_display; /* * there could be cases where sound card can be opened even @@ -455,12 +192,12 @@ 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(msm_dp_display); if (IS_ERR(audio)) { rc = PTR_ERR(audio); goto end; @@ -468,26 +205,25 @@ 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) +void msm_dp_audio_shutdown(struct drm_connector *connector, + struct drm_bridge *bridge) { - struct dp_audio_private *audio; - struct platform_device *pdev; - struct msm_dp *dp_display; + struct msm_dp_audio_private *audio; + 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 = to_dp_bridge(bridge)->msm_dp_display; + audio = msm_dp_audio_get_data(msm_dp_display); if (IS_ERR(audio)) { DRM_ERROR("failed to get audio data\n"); return; @@ -501,64 +237,22 @@ 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 struct hdmi_codec_pdata codec_data = { - .ops = &dp_audio_codec_ops, - .max_i2s_channels = 8, - .i2s = 1, -}; - -void dp_unregister_audio_driver(struct device *dev, struct dp_audio *dp_audio) -{ - struct dp_audio_private *audio_priv; - - audio_priv = container_of(dp_audio, struct dp_audio_private, dp_audio); - - if (audio_priv->audio_pdev) { - platform_device_unregister(audio_priv->audio_pdev); - audio_priv->audio_pdev = NULL; - } -} - -int dp_register_audio_driver(struct device *dev, - struct dp_audio *dp_audio) -{ - struct dp_audio_private *audio_priv; - - audio_priv = container_of(dp_audio, - struct dp_audio_private, dp_audio); - - audio_priv->audio_pdev = platform_device_register_data(dev, - HDMI_CODEC_DRV_NAME, - PLATFORM_DEVID_AUTO, - &codec_data, - sizeof(codec_data)); - 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 +265,23 @@ 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); } |