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| author |   Christian König <christian.koenig@amd.com> | 2015-05-28 15:51:59 +0200 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2015-05-28 09:54:43 -0400 |
| commit | 7c0411d2fabc2e2702c9871ffb603e251158b317 (patch) | |
| tree | 893575c1ff8b6d0ec42f01404337c04e9044aa0f /drivers/gpu/drm/radeon/rv770.c | |
| parent | Merge tag 'topic/drm-fixes-2015-05-27' of git://anongit.freedesktop.org/drm-intel into drm-fixes (diff) | |
| download | linux-dev-7c0411d2fabc2e2702c9871ffb603e251158b317.tar.xz linux-dev-7c0411d2fabc2e2702c9871ffb603e251158b317.zip | |
drm/radeon: partially revert "fix VM_CONTEXT*_PAGE_TABLE_END_ADDR handling"
We have that bug for years and some users report side effects when fixing it on older hardware.
So revert it for VM_CONTEXT0_PAGE_TABLE_END_ADDR, but keep it for VM 1-15.
Signed-off-by: Christian König <christian.koenig@amd.com>
CC: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/rv770.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/rv770.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index c54d6313a46d..01ee96acb398 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -921,7 +921,7 @@ static int rv770_pcie_gart_enable(struct radeon_device *rdev) WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end >> 12) - 1); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); |