diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index e4a6636fd829..b7f31b985b4f 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -1204,6 +1204,7 @@ bool resource_validate_attach_surfaces( /* Maximum TMDS single link pixel clock 165MHz */ #define TMDS_MAX_PIXEL_CLOCK_IN_KHZ 165000 +#define TMDS_MAX_PIXEL_CLOCK_IN_KHZ_UPMOST 297000 static void set_stream_engine_in_use( struct resource_context *res_ctx, @@ -1331,7 +1332,8 @@ static void update_stream_signal(struct core_stream *stream) } if (dc_is_dvi_signal(stream->signal)) { - if (stream->public.timing.pix_clk_khz > TMDS_MAX_PIXEL_CLOCK_IN_KHZ) + if (stream->public.timing.pix_clk_khz > TMDS_MAX_PIXEL_CLOCK_IN_KHZ_UPMOST && + stream->public.sink->sink_signal != SIGNAL_TYPE_DVI_SINGLE_LINK) stream->signal = SIGNAL_TYPE_DVI_DUAL_LINK; else stream->signal = SIGNAL_TYPE_DVI_SINGLE_LINK; |