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(parent: e5ac23e) | patch
drm/radeon: Use write-combined CPU mappings of ring buffers with PCIe
authorMichel Dänzer <michel.daenzer@amd.com>
Tue, 29 Jul 2014 09:47:20 +0000 (18:47 +0900)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 5 Aug 2014 12:53:40 +0000 (08:53 -0400)
commitcda688d663ed24f74db6849e55d8fc9aaf5703cf
tree0b662266f877106784fd16746acb670488ff7d53tree | snapshot
parente5ac23e9c3ee9b8f708df02881ed706f33f78961commit | diff
drm/radeon: Use write-combined CPU mappings of ring buffers with PCIe

PCI GART doesn't support unsnooped access. AGP GART already uses
write-combined CPU mappings.

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/radeon_ring.c diff | blob | history
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