[PATCH] drm/amd: add dc feature mask flags for PSR allow smu and multi-display optimizations

David Zhang dingchen.zhang at amd.com
Mon Apr 25 19:10:08 UTC 2022


[Why]
Allow for PSR SMU optimization and PSR multiple display optimization.

[How]
Add feature flags of PSR smu optimization and PSR multiple display
optimiztaion, and set them during init sequence. By default, flags
are disabled.

Signed-off-by: David Zhang <dingchen.zhang at amd.com>
---
 drivers/gpu/drm/amd/include/amd_shared.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h
index 741dae17562a..06f21e9008c6 100644
--- a/drivers/gpu/drm/amd/include/amd_shared.h
+++ b/drivers/gpu/drm/amd/include/amd_shared.h
@@ -234,6 +234,8 @@ enum DC_FEATURE_MASK {
 	DC_EDP_NO_POWER_SEQUENCING = (1 << 4), //0x10, disabled by default
 	DC_DISABLE_LTTPR_DP1_4A = (1 << 5), //0x20, disabled by default
 	DC_DISABLE_LTTPR_DP2_0 = (1 << 6), //0x40, disabled by default
+	DC_PSR_ALLOW_SMU_OPT = (1 << 7), //0x80, disabled by default
+	DC_PSR_ALLOW_MULTI_DISP_OPT = (1 << 8), //0x100, disabled by default
 };
 
 enum DC_DEBUG_MASK {
-- 
2.25.1



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