diff options
author | Ingo Molnar <mingo@elte.hu> | 2010-12-22 11:53:20 +0100 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2010-12-22 11:53:23 +0100 |
commit | 6c529a266bdc590a870ee2d2092ff6527eff427b (patch) | |
tree | 7be65fa2578820a1258b5a1e8e063a509a5d6176 /drivers/gpu/drm/radeon/r600.c | |
parent | 7639dae0ca11038286bbbcda05f2bef601c1eb8d (diff) | |
parent | 90a8a73c06cc32b609a880d48449d7083327e11a (diff) |
Merge commit 'v2.6.37-rc7' into perf/core
Merge reason: Pick up the latest -rc.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
-rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index a322d4f647b..4d7a2e1bdb9 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -878,12 +878,15 @@ void r600_pcie_gart_tlb_flush(struct radeon_device *rdev) u32 tmp; /* flush hdp cache so updates hit vram */ - if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740)) { + if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) && + !(rdev->flags & RADEON_IS_AGP)) { void __iomem *ptr = (void *)rdev->gart.table.vram.ptr; u32 tmp; /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL + * This seems to cause problems on some AGP cards. Just use the old + * method for them. */ WREG32(HDP_DEBUG1, 0); tmp = readl((void __iomem *)ptr); @@ -3485,10 +3488,12 @@ int r600_debugfs_mc_info_init(struct radeon_device *rdev) void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo) { /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read - * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL + * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL. + * This seems to cause problems on some AGP cards. Just use the old + * method for them. */ if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) && - rdev->vram_scratch.ptr) { + rdev->vram_scratch.ptr && !(rdev->flags & RADEON_IS_AGP)) { void __iomem *ptr = (void *)rdev->vram_scratch.ptr; u32 tmp; |