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authorDmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>2020-04-07 12:01:07 -0400
committerAlex Deucher <alexander.deucher@amd.com>2020-04-22 18:11:48 -0400
commitd5bef51f084fccafa984b114ff74a01a64a0e2e3 (patch)
treeb6438385ca8d3f16be58e98ce42750f3d8996afe /drivers
parent9da3d050590952a329adce001d984f8417ab1182 (diff)
drm/amd/display: fix virtual signal dsc setup
This prevents dpcd access on virtual links. Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> Reviewed-by: Eric Bernstein <Eric.Bernstein@amd.com> Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c
index 51e0ee6e7695..6590f51caefa 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c
@@ -400,7 +400,7 @@ static bool dp_set_dsc_on_rx(struct pipe_ctx *pipe_ctx, bool enable)
struct dc_stream_state *stream = pipe_ctx->stream;
bool result = false;
- if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment))
+ if (dc_is_virtual_signal(stream->signal) || IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment))
result = true;
else
result = dm_helpers_dp_write_dsc_enable(dc->ctx, stream, enable);