Commit 83572340 authored by Charlene Liu's avatar Charlene Liu Committed by Alex Deucher
Browse files

drm/amd/display: fix DVI connected to HDMI connector max tmds clock 



Signed-off-by: default avatarCharlene Liu <charlene.liu@amd.com>
Reviewed-by: default avatarDmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 820e3935

drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c

+6 −0
Original line number Diff line number Diff line
@@ -830,6 +830,12 @@ bool dce110_link_encoder_validate_dvi_output( 
	if (crtc_timing->pixel_encoding != PIXEL_ENCODING_RGB)

		return false;



	/*connect DVI via adpater's HDMI connector*/

	if ((connector_signal == SIGNAL_TYPE_DVI_SINGLE_LINK ||

		connector_signal == SIGNAL_TYPE_HDMI_TYPE_A) &&

		signal != SIGNAL_TYPE_HDMI_TYPE_A &&

		crtc_timing->pix_clk_khz > TMDS_MAX_PIXEL_CLOCK)

		return false;

	if (crtc_timing->pix_clk_khz < TMDS_MIN_PIXEL_CLOCK)

		return false;