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

drm/radeon/cayman: setup hdp to invalidate and flush when asked

Browse Source 
On cayman we need to set the bit to cause HDP flushes to invalidate the
HDP cache also.

Reviewed-by: Alex Deucher <alexdeucher@gmail.com>
cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie
2011-05-19 14:14:42 +10:00
committed by Dave Airlie
parent f25a5c63bf
commit 0b65f83f9d
2 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/radeon/nid.h
View File

@@ -136,6 +136,8 @@
#define HDP_NONSURFACE_INFO 0x2C08
#define HDP_NONSURFACE_SIZE 0x2C0C
#define HDP_ADDR_CONFIG 0x2F48
#define HDP_MISC_CNTL 0x2F4C
#define HDP_FLUSH_INVALIDATE_CACHE (1 << 0)
#define CC_SYS_RB_BACKEND_DISABLE 0x3F88
#define GC_USER_SYS_RB_BACKEND_DISABLE 0x3F8C