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

drm/radeon: hard reset r600 and newer GPU when hibernating.

Browse Source 
Some GPU block like UVD and VCE require hard reset to be properly
resume if there is no real powerdown of the asic like during various
hibernation step. This patch perform such hard reset.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jérome Glisse
2016-03-18 16:58:39 +01:00
committed by Alex Deucher
parent 71fe289970
commit 274ad65c9d
3 changed files with 14 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

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

@@ -2835,7 +2835,8 @@ extern bool radeon_ttm_tt_is_readonly(struct ttm_tt *ttm);
extern void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 base);
extern void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc);
extern int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
extern int radeon_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
extern int radeon_suspend_kms(struct drm_device *dev, bool suspend,
bool fbcon, bool freeze);
extern void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size);
extern void radeon_program_register_sequence(struct radeon_device *rdev,
const u32 *registers,