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drm/amd/display: Use HW lock mgr for PSR1

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[ Upstream commit b5c764d6ed ]

[Why]
Without the dmub hw lock, it may cause the lock timeout issue
while do modeset on PSR1 eDP panel.

[How]
Allow dmub hw lock for PSR1.

Reviewed-by: Sun peng Li <sunpeng.li@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit a2b5a99562)
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Tom Chung
2024-10-01 17:13:07 +08:00
committed by Greg Kroah-Hartman
parent 44c485f0fc
commit 758abba3dd
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c
+2 -1
View File
@@ -63,7 +63,8 @@ void dmub_hw_lock_mgr_inbox0_cmd(struct dc_dmub_srv *dmub_srv,
bool should_use_dmub_lock(struct dc_link *link)
{
if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1)
if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1 ||
link->psr_settings.psr_version == DC_PSR_VERSION_1)
return true;
return false;
}