diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 4877050bd8b56f48bea88ea261671e303ac12732..3960c5fb7b61f8176b5cd777bbeb99dba598cb4a 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -1550,8 +1550,10 @@ void dp_bridge_mode_set(struct drm_bridge *drm_bridge, 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; dp_display = container_of(dp, struct dp_display_private, dp_display); + dp_panel = dp_display->panel; memset(&dp_display->dp_mode, 0x0, sizeof(struct dp_display_mode)); @@ -1572,7 +1574,8 @@ void dp_bridge_mode_set(struct drm_bridge *drm_bridge, !!(dp_display->dp_mode.drm_mode.flags & DRM_MODE_FLAG_NHSYNC); dp_display->dp_mode.out_fmt_is_yuv_420 = - drm_mode_is_420_only(&dp->connector->display_info, adjusted_mode); + drm_mode_is_420_only(&dp->connector->display_info, adjusted_mode) && + dp_panel->vsc_sdp_supported; /* populate wide_bus_support to different layers */ dp_display->ctrl->wide_bus_en = diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c index 8242541a81b956c76ad824bd667d0db49875ad67..c6e90c99bcc8c759a89dbd7efb01b3bdc831243b 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.c +++ b/drivers/gpu/drm/msm/dp/dp_panel.c @@ -57,6 +57,7 @@ static int dp_panel_read_dpcd(struct dp_panel *dp_panel) if (rc) return rc; + dp_panel->vsc_sdp_supported = drm_dp_vsc_sdp_supported(panel->aux, dpcd); link_info = &dp_panel->link_info; link_info->revision = dpcd[DP_DPCD_REV]; major = (link_info->revision >> 4) & 0x0f; diff --git a/drivers/gpu/drm/msm/dp/dp_panel.h b/drivers/gpu/drm/msm/dp/dp_panel.h index 6ec68be9f2366ba168a6fcfd49fb2cbfc5f82fec..e843f5062d1f62ae03006461fd1dd8bea759d0b1 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.h +++ b/drivers/gpu/drm/msm/dp/dp_panel.h @@ -46,6 +46,7 @@ struct dp_panel { struct dp_display_mode dp_mode; struct dp_panel_psr psr_cap; bool video_test; + bool vsc_sdp_supported; u32 vic; u32 max_dp_lanes;