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drm/radeon/kms: fix rs600 tlb flush

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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@redhat.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Jerome Glisse 2010-04-16 18:46:35 +02:00 committed by Dave Airlie
parent 1b5331d9c6
commit 30f69f3fb2
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/radeon/rs600.c
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@ -159,7 +159,7 @@ 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);