[PATCH 6.1.y 01/10] drm/amd/display: Handle virtual hardware detect

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From: Rodrigo Siqueira <Rodrigo.Siqueira@xxxxxxx>

If virtual hardware is detected, there is no reason to run the full
dc_commit_streams process, and DC can return true immediately.

Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@xxxxxxx>
Co-developed-by: Aurabindo Pillai <aurabindo.pillai@xxxxxxx>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
(cherry picked from commit 987b96eb860036ab79051fb271f7fbdc01c9daf5)
Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 8f9c60ed6f8b..9b7ddd0e10a5 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1942,6 +1942,9 @@ enum dc_status dc_commit_streams(struct dc *dc,
 	struct pipe_ctx *pipe;
 	bool handle_exit_odm2to1 = false;
 
+	if (dc->ctx->dce_environment == DCE_ENV_VIRTUAL_HW)
+		return res;
+
 	if (!streams_changed(dc, streams, stream_count))
 		return res;
 
-- 
2.34.1




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