diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_ctrl.c')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_ctrl.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index 9c463ae2f8fa..925b176b66c7 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -1099,20 +1099,6 @@ static bool msm_dp_ctrl_train_pattern_set(struct msm_dp_ctrl_private *ctrl, return ret == 1; } -static int msm_dp_ctrl_read_link_status(struct msm_dp_ctrl_private *ctrl, - u8 *link_status) -{ - int ret = 0, len; - - len = drm_dp_dpcd_read_link_status(ctrl->aux, link_status); - if (len != DP_LINK_STATUS_SIZE) { - DRM_ERROR("DP link status read failed, err: %d\n", len); - ret = -EINVAL; - } - - return ret; -} - static int msm_dp_ctrl_link_train_1(struct msm_dp_ctrl_private *ctrl, int *training_step) { @@ -1139,7 +1125,7 @@ static int msm_dp_ctrl_link_train_1(struct msm_dp_ctrl_private *ctrl, for (tries = 0; tries < maximum_retries; tries++) { drm_dp_link_train_clock_recovery_delay(ctrl->aux, ctrl->panel->dpcd); - ret = msm_dp_ctrl_read_link_status(ctrl, link_status); + ret = drm_dp_dpcd_read_link_status(ctrl->aux, link_status); if (ret) return ret; @@ -1251,7 +1237,7 @@ static int msm_dp_ctrl_link_train_2(struct msm_dp_ctrl_private *ctrl, for (tries = 0; tries <= maximum_retries; tries++) { drm_dp_link_train_channel_eq_delay(ctrl->aux, ctrl->panel->dpcd); - ret = msm_dp_ctrl_read_link_status(ctrl, link_status); + ret = drm_dp_dpcd_read_link_status(ctrl->aux, link_status); if (ret) return ret; @@ -1804,7 +1790,7 @@ 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; - msm_dp_ctrl_read_link_status(ctrl, link_status); + drm_dp_dpcd_read_link_status(ctrl->aux, link_status); return drm_dp_channel_eq_ok(link_status, num_lanes); } @@ -1862,7 +1848,7 @@ int msm_dp_ctrl_on_link(struct msm_dp_ctrl *msm_dp_ctrl) if (!msm_dp_catalog_link_is_connected(ctrl->catalog)) break; - msm_dp_ctrl_read_link_status(ctrl, link_status); + drm_dp_dpcd_read_link_status(ctrl->aux, link_status); rc = msm_dp_ctrl_link_rate_down_shift(ctrl); if (rc < 0) { /* already in RBR = 1.6G */ @@ -1887,7 +1873,7 @@ int msm_dp_ctrl_on_link(struct msm_dp_ctrl *msm_dp_ctrl) if (!msm_dp_catalog_link_is_connected(ctrl->catalog)) break; - msm_dp_ctrl_read_link_status(ctrl, link_status); + drm_dp_dpcd_read_link_status(ctrl->aux, link_status); if (!drm_dp_clock_recovery_ok(link_status, ctrl->link->link_params.num_lanes)) |