From: Chris Park Date: Tue, 2 Apr 2024 06:06:00 +0000 (-0400) Subject: drm/amd/display: Use the correct TMDS function to avoid DVI issues X-Git-Tag: v6.11-rc1~141^2~25^2~155 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7f46daca139985cbfb79f1c3a41f4df065d45b1e;p=thirdparty%2Fkernel%2Flinux.git drm/amd/display: Use the correct TMDS function to avoid DVI issues [Why] DVI is TMDS signal like HDMI but without audio. Current signal check does not correctly reflect DVI clock programming. [How] Define a new signal check for TMDS that includes DVI to HDMI TMDS programming. Reviewed-by: Rodrigo Siqueira Signed-off-by: Chris Park Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c index 6b33117ab5fc1..f39700832639d 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c @@ -1081,7 +1081,7 @@ static bool dcn401_program_pix_clk( dto_params.signal = pix_clk_params->signal_type; // all but TMDS gets Driver to program DP_DTO without calling VBIOS Command table - if (!dc_is_hdmi_tmds_signal(pix_clk_params->signal_type)) { + if (!dc_is_tmds_signal(pix_clk_params->signal_type)) { long long ref_dtbclk_khz = clock_source->ctx->dc->clk_mgr->funcs->get_dtb_ref_clk_frequency(clock_source->ctx->dc->clk_mgr); long long dprefclk_khz = clock_source->ctx->dc->clk_mgr->dprefclk_khz; long long dtbclk_p_src_clk_khz;