iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/amdgpu/display: adjust msleep limit in dp_wait_for_training_aux_rd_interval

Browse Source 
Some architectures (e.g., ARM) have relatively low udelay limits.
On most architectures, anything longer than 2000us is not recommended.
Change the check to align with other similar checks in DC.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2022-01-20 12:52:13 -05:00
parent 9e5a14bce2
commit dc919d670c
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
View File

@ -202,7 +202,7 @@ void dp_wait_for_training_aux_rd_interval(
uint32_t wait_in_micro_secs)
{
#if defined(CONFIG_DRM_AMD_DC_DCN)
if (wait_in_micro_secs > 16000)
if (wait_in_micro_secs > 1000)
msleep(wait_in_micro_secs/1000);
else
udelay(wait_in_micro_secs);