drm/amd/display: Revert "program k1/k2 divider for virtual signal for DCN32"

[Why & How]
This reverts commit e6cf22ef5fae493a99e162c3f2e7233448d2b970 since it
causes a SubVP related regression: "Switching between windowed video and
fullscreen can intermittently cause black screen"

Fixes: e6cf22ef5fae49 ("drm/amd/display: program k1/k2 divider for virtual signal for DCN32")
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Brian Chang <Brian.Chang@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
index 2d428ec48e24a6c8af7a53ca478b6b3e5f86301d..7717d00b60dc10ba668f5e041e089cdd0ee07b55 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
@@ -1157,7 +1157,7 @@ unsigned int dcn32_calculate_dccg_k1_k2_values(struct pipe_ctx *pipe_ctx, unsign
                        *k2_div = PIXEL_RATE_DIV_BY_2;
                else
                        *k2_div = PIXEL_RATE_DIV_BY_4;
-       } else if (dc_is_dp_signal(pipe_ctx->stream->signal) || dc_is_virtual_signal(pipe_ctx->stream->signal)) {
+       } else if (dc_is_dp_signal(pipe_ctx->stream->signal)) {
                if (two_pix_per_container) {
                        *k1_div = PIXEL_RATE_DIV_BY_1;
                        *k2_div = PIXEL_RATE_DIV_BY_2;