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

drm/amdgpu: enable sw smu driver for navi10 by default

Browse Source 
Navi10 will use sw smu driver for dynamic power managment,
while vega20 could also use sw smu driver when amdgpu_dpm is
set to 2

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2019-04-01 15:32:48 +08:00 committed by Alex Deucher
parent a899848805
commit 54b998ca8d
2 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
View File

@ -251,7 +251,9 @@ module_param_string(lockup_timeout, amdgpu_lockup_timeout, sizeof(amdgpu_lockup_
/**
* DOC: dpm (int)
* Override for dynamic power management setting (1 = enable, 0 = disable). The default is -1 (auto).
* Override for dynamic power management setting
* (0 = disable, 1 = enable, 2 = enable sw smu driver for vega20)
* The default is -1 (auto).
*/
MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
module_param_named(dpm, amdgpu_dpm, int, 0444);

11
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
View File

@ -168,13 +168,12 @@ int smu_update_table_with_arg(struct smu_context *smu, uint16_t table_id, uint16
bool is_support_sw_smu(struct amdgpu_device *adev)
{
if (amdgpu_dpm != 1)
return false;
if (adev->asic_type >= CHIP_VEGA20 && adev->asic_type != CHIP_RAVEN)
if (adev->asic_type == CHIP_VEGA20)
return (amdgpu_dpm == 2) ? true : false;
else if (adev->asic_type >= CHIP_NAVI10)
return true;
return false;
else
return false;
}
int smu_sys_get_pp_table(struct smu_context *smu, void **table)