diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 49 |
1 files changed, 38 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 83b960649952..cc293dbf3c72 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -2549,7 +2549,8 @@ static void adjust_colour_depth_from_display_info(struct dc_crtc_timing *timing_ static void fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream, const struct drm_display_mode *mode_in, - const struct drm_connector *connector) + const struct drm_connector *connector, + const struct dc_stream_state *old_stream) { struct dc_crtc_timing *timing_out = &stream->timing; const struct drm_display_info *info = &connector->display_info; @@ -2575,7 +2576,18 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream, connector); timing_out->scan_type = SCANNING_TYPE_NODATA; timing_out->hdmi_vic = 0; - timing_out->vic = drm_match_cea_mode(mode_in); + + if(old_stream) { + timing_out->vic = old_stream->timing.vic; + timing_out->flags.HSYNC_POSITIVE_POLARITY = old_stream->timing.flags.HSYNC_POSITIVE_POLARITY; + timing_out->flags.VSYNC_POSITIVE_POLARITY = old_stream->timing.flags.VSYNC_POSITIVE_POLARITY; + } else { + timing_out->vic = drm_match_cea_mode(mode_in); + if (mode_in->flags & DRM_MODE_FLAG_PHSYNC) + timing_out->flags.HSYNC_POSITIVE_POLARITY = 1; + if (mode_in->flags & DRM_MODE_FLAG_PVSYNC) + timing_out->flags.VSYNC_POSITIVE_POLARITY = 1; + } timing_out->h_addressable = mode_in->crtc_hdisplay; timing_out->h_total = mode_in->crtc_htotal; @@ -2591,10 +2603,6 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream, mode_in->crtc_vsync_end - mode_in->crtc_vsync_start; timing_out->pix_clk_khz = mode_in->crtc_clock; timing_out->aspect_ratio = get_aspect_ratio(mode_in); - if (mode_in->flags & DRM_MODE_FLAG_PHSYNC) - timing_out->flags.HSYNC_POSITIVE_POLARITY = 1; - if (mode_in->flags & DRM_MODE_FLAG_PVSYNC) - timing_out->flags.VSYNC_POSITIVE_POLARITY = 1; stream->output_color_space = get_output_color_space(timing_out); @@ -2757,13 +2765,18 @@ static void dm_enable_per_frame_crtc_master_sync(struct dc_state *context) static struct dc_stream_state * create_stream_for_sink(struct amdgpu_dm_connector *aconnector, const struct drm_display_mode *drm_mode, - const struct dm_connector_state *dm_state) + const struct dm_connector_state *dm_state, + const struct dc_stream_state *old_stream) { struct drm_display_mode *preferred_mode = NULL; struct drm_connector *drm_connector; struct dc_stream_state *stream = NULL; struct drm_display_mode mode = *drm_mode; bool native_mode_found = false; + bool scale = dm_state ? (dm_state->scaling != RMX_OFF) : false; + int mode_refresh; + int preferred_refresh; + struct dc_sink *sink = NULL; if (aconnector == NULL) { DRM_ERROR("aconnector is NULL!\n"); @@ -2802,6 +2815,8 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, struct drm_display_mode, head); + mode_refresh = drm_mode_vrefresh(&mode); + if (preferred_mode == NULL) { /* * This may not be an error, the use case is when we have no @@ -2819,8 +2834,19 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, if (!dm_state) drm_mode_set_crtcinfo(&mode, 0); - fill_stream_properties_from_drm_display_mode(stream, - &mode, &aconnector->base); + preferred_refresh = drm_mode_vrefresh(preferred_mode); + + /* + * If scaling is enabled and refresh rate didn't change + * we copy the vic and polarities of the old timings + */ + if (!scale || mode_refresh != preferred_refresh) + fill_stream_properties_from_drm_display_mode(stream, + &mode, &aconnector->base, NULL); + else + fill_stream_properties_from_drm_display_mode(stream, + &mode, &aconnector->base, old_stream); + update_stream_scaling_settings(&mode, dm_state, stream); fill_audio_info( @@ -3229,7 +3255,7 @@ enum drm_mode_status amdgpu_dm_connector_mode_valid(struct drm_connector *connec goto fail; } - stream = create_stream_for_sink(aconnector, mode, NULL); + stream = create_stream_for_sink(aconnector, mode, NULL, NULL); if (stream == NULL) { DRM_ERROR("Failed to create stream for sink!\n"); goto fail; @@ -5085,7 +5111,8 @@ static int dm_update_crtcs_state(struct amdgpu_display_manager *dm, new_stream = create_stream_for_sink(aconnector, &new_crtc_state->mode, - dm_new_conn_state); + dm_new_conn_state, + dm_old_crtc_state->stream); /* * we can have no stream on ACTION_SET if a display |