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From: Jerome Glisse on 16 Apr 2010 12:10
Typo in in flush leaded to no flush of the RS600 tlb which
ultimately leaded to massive system ram corruption, with
this patch everythings seems to work properly.

Signed-off-by: Jerome Glisse <jglisse(a)redhat.com>
Cc: stable <stable(a)kernel.org>
---
drivers/gpu/drm/radeon/rs600.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index a16d9d7..5e3f218 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -231,7 +231,7 @@ void rs600_gart_tlb_flush(struct radeon_device *rdev)
WREG32_MC(R_000100_MC_PT0_CNTL, tmp);

tmp = RREG32_MC(R_000100_MC_PT0_CNTL);
- tmp |= S_000100_INVALIDATE_ALL_L1_TLBS(1) & S_000100_INVALIDATE_L2_CACHE(1);
+ tmp |= S_000100_INVALIDATE_ALL_L1_TLBS(1) | S_000100_INVALIDATE_L2_CACHE(1);
WREG32_MC(R_000100_MC_PT0_CNTL, tmp);

tmp = RREG32_MC(R_000100_MC_PT0_CNTL);
--
1.7.0.1

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