mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-04 12:16:51 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm/amd/display: Revert "Disable PSR-SU on some OLED panel"

Browse Source 
This reverts commit c31b41f1cb.

We planning to disable the PSR-SU and fallback to PSR1 for
all eDP panels not only for specific eDP panel temporarily.

Reviewed-by: Sun peng Li <sunpeng.li@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Roman Li <roman.li@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tom Chung
2025-02-06 11:30:17 +08:00
committed by Alex Deucher
parent abefe9fcfb
commit dc84a21f5f
1 changed files with 0 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c
View File

@@ -30,23 +30,6 @@
#include "amdgpu_dm.h"
#include "modules/power/power_helpers.h"
static bool is_specific_oled_panel(struct dc_link *link)
{
if (!link->dpcd_sink_ext_caps.bits.oled)
return false;
/* Disable PSR-SU for some OLED panels to avoid glitches */
if (link->dpcd_caps.sink_dev_id == 0xBA4159) {
uint8_t sink_dev_id_str1[] = {'4', '0', 'C', 'U', '1'};
if (!memcmp(link->dpcd_caps.sink_dev_id_str, sink_dev_id_str1,
sizeof(sink_dev_id_str1)))
return true;
}
return false;
}
static bool link_supports_psrsu(struct dc_link *link)
{
struct dc *dc = link->ctx->dc;
@@ -57,9 +40,6 @@ static bool link_supports_psrsu(struct dc_link *link)
if (dc->ctx->dce_version < DCN_VERSION_3_1)
return false;
if (is_specific_oled_panel(link))
return false;
if (!is_psr_su_specific_panel(link))
return false;