openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/amdgpu/powerplay/vega10: allow undervolting in p7 

The vega10_odn_update_soc_table() function does not allow the SCLK
dependent voltage to be set for power-state 7 to a value below the default
in pptable. Change the for-loop condition to allow undervolting in the
highest state.

Bug: https://bugzilla.kernel.org/show_bug.cgi?id=205277
Signed-off-by: Pelle van Gils <pelle@vangils.xyz>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Pelle van Gils 2019-10-24 16:04:31 +02:00 committed by Alex Deucher
parent 364593f3ee
commit e6f4e274c1
1 changed files with 1 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
View File

@ -5098,9 +5098,7 @@ static void vega10_odn_update_soc_table(struct pp_hwmgr *hwmgr,
if (type == PP_OD_EDIT_SCLK_VDDC_TABLE) {
podn_vdd_dep = &data->odn_dpm_table.vdd_dep_on_sclk;
for (i = 0; i < podn_vdd_dep->count - 1; i++)
od_vddc_lookup_table->entries[i].us_vdd = podn_vdd_dep->entries[i].vddc;
if (od_vddc_lookup_table->entries[i].us_vdd < podn_vdd_dep->entries[i].vddc)
for (i = 0; i < podn_vdd_dep->count; i++)
od_vddc_lookup_table->entries[i].us_vdd = podn_vdd_dep->entries[i].vddc;
} else if (type == PP_OD_EDIT_MCLK_VDDC_TABLE) {
podn_vdd_dep = &data->odn_dpm_table.vdd_dep_on_mclk;