xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/radeon/kms: add dpm support for evergreen (v4)

Browse Source 
This adds dpm support for evergreen asics.  This includes:
- clockgating
- dynamic engine clock scaling
- dynamic memory clock scaling
- dynamic voltage scaling
- dynamic pcie gen1/gen2 switching (requires additional acpi support)

Set radeon.dpm=1 to enable.

v2: reduce stack usage, rename ulv struct
v3: fix thermal interrupt check notices by Jerome
v4: fix state enable

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2013-06-26 00:33:35 -04:00
parent 66229b2005
commit dc50ba7f9a
16 changed files with 2877 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/gpu/drm/radeon/radeon_pm.c
View File

@@ -1041,6 +1041,11 @@ int radeon_pm_init(struct radeon_device *rdev)
case CHIP_RV730:
case CHIP_RV710:
case CHIP_RV740:
case CHIP_CEDAR:
case CHIP_REDWOOD:
case CHIP_JUNIPER:
case CHIP_CYPRESS:
case CHIP_HEMLOCK:
if (radeon_dpm == 1)
rdev->pm.pm_method = PM_METHOD_DPM;
else