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

drm/amd/powerplay: check before issuing messages for max sustainable clocks

Browse Source 
Those messages are not supported on Arcturus and should not be
issued.

Affected ASIC: Arcturus

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2019-08-06 16:14:22 +08:00 committed by Alex Deucher
parent b5c7385640
commit 8dd45504a7
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
View File

@ -908,6 +908,10 @@ smu_v11_0_get_max_sustainable_clock(struct smu_context *smu, uint32_t *clock,
if (!smu->pm_enabled)
return ret;
if ((smu_msg_get_index(smu, SMU_MSG_GetDcModeMaxDpmFreq) < 0) ||
(smu_msg_get_index(smu, SMU_MSG_GetMaxDpmFreq) < 0))
return 0;
clk_id = smu_clk_get_index(smu, clock_select);
if (clk_id < 0)
return -EINVAL;