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drm/radeon/evergreen/btc/fusion: setup hdp to invalidate and flush when asked

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This needs to be explicitly set on btc.  It's set by default
on evergreen/fusion, so it fine to just unconditionally enable it for
all chips.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@gmail.com>
This commit is contained in:
Alex Deucher
2011-05-19 11:07:57 -04:00
committed by Dave Airlie
parent 5613beb46d
commit f25a5c63bf
2 changed files with 7 additions and 1 deletions
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2
drivers/gpu/drm/radeon/evergreend.h
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@@ -64,6 +64,8 @@
#define GB_BACKEND_MAP 0x98FC
#define DMIF_ADDR_CONFIG 0xBD4
#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_RB_BACKEND_DISABLE 0x9B7C