leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/radeon/kms: add HDP flushing for all GPUs.

Browse Source 
rendercheck under kms on r600s was failing due to HDP flushing not happening.

This adds HDP flushing to the object wait function for r100->r700 families.

rendercheck passes basic tests on r600 with this change.

Acked-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie
2009-11-23 12:01:09 +10:00
parent 38e1492130
commit 23956dfa82
6 changed files with 28 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/radeon/r600.c
View File

@@ -1101,6 +1101,10 @@ void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
(void)RREG32(PCIE_PORT_DATA);
}
void r600_hdp_flush(struct radeon_device *rdev)
{
WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
}
/*
* CP & Ring