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 rs780/rs880

Browse Source 
This adds dpm support for rs780/rs880 asics.  This includes:
- clockgating
- dynamic engine clock scaling
- dynamic voltage scaling

set radeon.dpm=1 to enable it.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2013-04-12 13:59:22 -04:00
parent 2e9d4c05a1
commit 9d67006e6e
7 changed files with 1203 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/gpu/drm/radeon/radeon_asic.h
View File

@@ -402,6 +402,18 @@ int r600_mc_wait_for_idle(struct radeon_device *rdev);
u32 r600_get_xclk(struct radeon_device *rdev);
uint64_t r600_get_gpu_clock_counter(struct radeon_device *rdev);
int rv6xx_get_temp(struct radeon_device *rdev);
/* rs780 dpm */
int rs780_dpm_init(struct radeon_device *rdev);
int rs780_dpm_enable(struct radeon_device *rdev);
void rs780_dpm_disable(struct radeon_device *rdev);
int rs780_dpm_set_power_state(struct radeon_device *rdev);
void rs780_dpm_setup_asic(struct radeon_device *rdev);
void rs780_dpm_display_configuration_changed(struct radeon_device *rdev);
void rs780_dpm_fini(struct radeon_device *rdev);
u32 rs780_dpm_get_sclk(struct radeon_device *rdev, bool low);
u32 rs780_dpm_get_mclk(struct radeon_device *rdev, bool low);
void rs780_dpm_print_power_state(struct radeon_device *rdev,
struct radeon_ps *ps);
/* uvd */
int r600_uvd_init(struct radeon_device *rdev);