diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/atombios_dp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/atombios_dp.c | 47 |
1 files changed, 33 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c index 9b74cfdba7b8..492813ab1b54 100644 --- a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c +++ b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c @@ -26,6 +26,8 @@ */ #include <drm/amdgpu_drm.h> +#include <drm/display/drm_dp_helper.h> + #include "amdgpu.h" #include "atom.h" @@ -34,7 +36,6 @@ #include "atombios_dp.h" #include "amdgpu_connectors.h" #include "amdgpu_atombios.h" -#include <drm/drm_dp_helper.h> /* move these to drm_dp_helper.c/h */ #define DP_LINK_CONFIGURATION_SIZE 9 @@ -60,7 +61,7 @@ static int amdgpu_atombios_dp_process_aux_ch(struct amdgpu_i2c_chan *chan, u8 delay, u8 *ack) { struct drm_device *dev = chan->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); union aux_channel_transaction args; int index = GetIndexIntoMasterTable(COMMAND, ProcessAuxChannelTransaction); unsigned char *base; @@ -82,7 +83,7 @@ static int amdgpu_atombios_dp_process_aux_ch(struct amdgpu_i2c_chan *chan, args.v2.ucDelay = delay / 10; args.v2.ucHPD_ID = chan->rec.hpd; - amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args); + amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args)); *ack = args.v2.ucReplyStatus; @@ -188,6 +189,8 @@ void amdgpu_atombios_dp_aux_init(struct amdgpu_connector *amdgpu_connector) { amdgpu_connector->ddc_bus->rec.hpd = amdgpu_connector->hpd.hpd; amdgpu_connector->ddc_bus->aux.transfer = amdgpu_atombios_dp_aux_transfer; + amdgpu_connector->ddc_bus->aux.drm_dev = amdgpu_connector->base.dev; + drm_dp_aux_init(&amdgpu_connector->ddc_bus->aux); amdgpu_connector->ddc_bus->has_aux = true; } @@ -298,14 +301,14 @@ static u8 amdgpu_atombios_dp_encoder_service(struct amdgpu_device *adev, args.ucLaneNum = lane_num; args.ucStatus = 0; - amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args); + amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args)); return args.ucStatus; } u8 amdgpu_atombios_dp_get_sinktype(struct amdgpu_connector *amdgpu_connector) { struct drm_device *dev = amdgpu_connector->base.dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); return amdgpu_atombios_dp_encoder_service(adev, ATOM_DP_ACTION_GET_SINK_TYPE, 0, amdgpu_connector->ddc_bus->rec.i2c_id, 0); @@ -328,6 +331,22 @@ static void amdgpu_atombios_dp_probe_oui(struct amdgpu_connector *amdgpu_connect buf[0], buf[1], buf[2]); } +static void amdgpu_atombios_dp_ds_ports(struct amdgpu_connector *amdgpu_connector) +{ + struct amdgpu_connector_atom_dig *dig_connector = amdgpu_connector->con_priv; + int ret; + + if (dig_connector->dpcd[DP_DPCD_REV] > 0x10) { + ret = drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, + DP_DOWNSTREAM_PORT_0, + dig_connector->downstream_ports, + DP_MAX_DOWNSTREAM_PORTS); + if (ret) + memset(dig_connector->downstream_ports, 0, + DP_MAX_DOWNSTREAM_PORTS); + } +} + int amdgpu_atombios_dp_get_dpcd(struct amdgpu_connector *amdgpu_connector) { struct amdgpu_connector_atom_dig *dig_connector = amdgpu_connector->con_priv; @@ -343,7 +362,7 @@ int amdgpu_atombios_dp_get_dpcd(struct amdgpu_connector *amdgpu_connector) dig_connector->dpcd); amdgpu_atombios_dp_probe_oui(amdgpu_connector); - + amdgpu_atombios_dp_ds_ports(amdgpu_connector); return 0; } @@ -411,7 +430,7 @@ void amdgpu_atombios_dp_set_link_config(struct drm_connector *connector, } int amdgpu_atombios_dp_mode_valid_helper(struct drm_connector *connector, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); struct amdgpu_connector_atom_dig *dig_connector; @@ -439,8 +458,8 @@ bool amdgpu_atombios_dp_needs_link_train(struct amdgpu_connector *amdgpu_connect u8 link_status[DP_LINK_STATUS_SIZE]; struct amdgpu_connector_atom_dig *dig = amdgpu_connector->con_priv; - if (drm_dp_dpcd_read_link_status(&amdgpu_connector->ddc_bus->aux, link_status) - <= 0) + if (drm_dp_dpcd_read_link_status(&amdgpu_connector->ddc_bus->aux, + link_status) < 0) return false; if (drm_dp_channel_eq_ok(link_status, dig->dp_lane_count)) return false; @@ -594,10 +613,10 @@ amdgpu_atombios_dp_link_train_cr(struct amdgpu_atombios_dp_link_train_info *dp_i dp_info->tries = 0; voltage = 0xff; while (1) { - drm_dp_link_train_clock_recovery_delay(dp_info->dpcd); + drm_dp_link_train_clock_recovery_delay(dp_info->aux, dp_info->dpcd); if (drm_dp_dpcd_read_link_status(dp_info->aux, - dp_info->link_status) <= 0) { + dp_info->link_status) < 0) { DRM_ERROR("displayport link status failed\n"); break; } @@ -659,10 +678,10 @@ amdgpu_atombios_dp_link_train_ce(struct amdgpu_atombios_dp_link_train_info *dp_i dp_info->tries = 0; channel_eq = false; while (1) { - drm_dp_link_train_channel_eq_delay(dp_info->dpcd); + drm_dp_link_train_channel_eq_delay(dp_info->aux, dp_info->dpcd); if (drm_dp_dpcd_read_link_status(dp_info->aux, - dp_info->link_status) <= 0) { + dp_info->link_status) < 0) { DRM_ERROR("displayport link status failed\n"); break; } @@ -702,7 +721,7 @@ void amdgpu_atombios_dp_link_train(struct drm_encoder *encoder, struct drm_connector *connector) { struct drm_device *dev = encoder->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); struct amdgpu_connector *amdgpu_connector; struct amdgpu_connector_atom_dig *dig_connector; |