From: Stylon Wang <stylon.wang@amd.com>
To: <amd-gfx@lists.freedesktop.org>
Cc: stylon.wang@amd.com, Anthony Koo <Anthony.Koo@amd.com>,
Evgenii Krasnikov <Evgenii.Krasnikov@amd.com>,
Sunpeng.Li@amd.com, Harry.Wentland@amd.com,
qingqing.zhuo@amd.com, Rodrigo.Siqueira@amd.com,
roman.li@amd.com, solomon.chiu@amd.com, Aurabindo.Pillai@amd.com,
wayne.lin@amd.com, Bhawanpreet.Lakha@amd.com,
agustin.gutierrez@amd.com, pavle.kotarac@amd.com
Subject: [PATCH 02/15] drm/amd/display: Reset cached PSR parameters after hibernate
Date: Fri, 6 May 2022 23:42:01 +0800 [thread overview]
Message-ID: <20220506154214.3438665-3-stylon.wang@amd.com> (raw)
In-Reply-To: <20220506154214.3438665-1-stylon.wang@amd.com>
From: Evgenii Krasnikov <Evgenii.Krasnikov@amd.com>
[WHY]
After hibernate system might be using old invalid psr_power_opt and
psr_allow_active that never get reset
[HOW]
Reset cached Panel Self Refresh parameters when PSR is first configured
for eDP in dc_link_setup_psr.
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Stylon Wang <stylon.wang@amd.com>
Signed-off-by: Evgenii Krasnikov <Evgenii.Krasnikov@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_link.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index 3d13ee32a3db..48e274f9ea84 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -3317,9 +3317,12 @@ bool dc_link_setup_psr(struct dc_link *link,
*/
psr_context->frame_delay = 0;
- if (psr)
+ if (psr) {
link->psr_settings.psr_feature_enabled = psr->funcs->psr_copy_settings(psr,
link, psr_context, panel_inst);
+ link->psr_settings.psr_power_opt = 0;
+ link->psr_settings.psr_allow_active = 0;
+ }
else
link->psr_settings.psr_feature_enabled = dmcu->funcs->setup_psr(dmcu, link, psr_context);
--
2.35.1
next prev parent reply other threads:[~2022-05-06 15:43 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-06 15:41 [PATCH 00/15] DC Patches May 9, 2022 Stylon Wang
2022-05-06 15:42 ` [PATCH 01/15] drm/amd/display: Refactor LTTPR cap retrieval Stylon Wang
2022-05-06 15:42 ` Stylon Wang [this message]
2022-05-06 15:42 ` [PATCH 03/15] drm/amd/display: move definition of dc_flip_addrs struct Stylon Wang
2022-05-06 15:42 ` [PATCH 04/15] drm/amd/display: do not disable an invalid irq source in hdp finish Stylon Wang
2022-05-06 15:42 ` [PATCH 05/15] drm/amd/display: do not calculate DP2.0 SST payload when link is off Stylon Wang
2022-05-06 15:42 ` [PATCH 06/15] drm/amd/display: do not wait for vblank during pipe programming Stylon Wang
2022-05-06 15:42 ` [PATCH 07/15] drm/amd/display: remove redundant CONFIG_DRM_AMD_DC_DCN in dc Stylon Wang
2022-05-06 15:56 ` Alex Deucher
2022-05-06 17:12 ` Rodrigo Siqueira Jordao
2022-05-06 18:00 ` Alex Deucher
2022-05-07 7:39 ` Cui, Flora
2022-05-09 11:57 ` VURDIGERENATARAJ, CHANDAN
2022-05-09 13:22 ` Rodrigo Siqueira Jordao
2022-05-06 15:42 ` [PATCH 08/15] drm/amd/display: remove redundant CONFIG_DRM_AMD_DC_DCN in dce Stylon Wang
2022-05-06 15:42 ` [PATCH 09/15] drm/amd/display: remove redundant CONFIG_DRM_AMD_DC_DCN in gpio Stylon Wang
2022-05-06 15:42 ` [PATCH 10/15] drm/amd/display: remove redundant CONFIG_DRM_AMD_DC_DCN in irq Stylon Wang
2022-05-06 15:42 ` [PATCH 11/15] drm/amd/display: remove redundant CONFIG_DRM_AMD_DC_DCN for z10 Stylon Wang
2022-05-06 15:42 ` [PATCH 12/15] drm/amd/display: remove redundant CONFIG_DRM_AMD_DC_DCN in amdgpu_dm Stylon Wang
2022-05-06 15:42 ` [PATCH 13/15] drm/amd/display: remove unnecessary else by CONFIG_DRM_AMD_DC_DCN Stylon Wang
2022-05-06 15:42 ` [PATCH 14/15] Revert "drm/amd/display: Fix DCN3 B0 DP Alt Mapping" Stylon Wang
2022-05-06 15:42 ` [PATCH 15/15] drm/amd/display: 3.2.185 Stylon Wang
2022-05-09 13:14 ` [PATCH 00/15] DC Patches May 9, 2022 Wheeler, Daniel
2022-05-09 13:56 ` Paul Menzel
2022-05-09 14:00 ` How are the DC patches tested? (was: [PATCH 00/15] DC Patches May 9, 2022) Paul Menzel
2022-05-09 14:15 ` Rodrigo Siqueira Jordao
2022-05-09 14:28 ` How are the DC patches tested? Paul Menzel
2022-05-09 15:21 ` Wheeler, Daniel
2022-05-10 10:53 ` Paul Menzel
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