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

drm/radeon/kms/pm: add additional asic callbacks

Browse Source 
- pm_misc() - handles voltage, pcie lanes, and other non
clock related power mode settings.  Currently disabled.
Needs further debugging

- pm_prepare() - disables crtc mem requests right now.
All memory clients need to be disabled when changing
memory clocks.  This function can be expanded to include
disabling fb access as well.

- pm_finish() - enable active memory clients.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher
2010-04-23 17:57:27 -04:00
committed by Dave Airlie
parent 58e21dff53
commit 49e02b7306
12 changed files with 441 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/radeon/radeon.h
View File

@@ -815,6 +815,9 @@ struct radeon_asic {
bool (*gui_idle)(struct radeon_device *rdev);
void (*get_power_state)(struct radeon_device *rdev, enum radeon_pm_action action);
void (*set_power_state)(struct radeon_device *rdev);
void (*pm_misc)(struct radeon_device *rdev);
void (*pm_prepare)(struct radeon_device *rdev);
void (*pm_finish)(struct radeon_device *rdev);
};
/*