[PATCH 1/3] drm/radeon: Use write-combined CPU mappings of ring buffers with PCIe

From: Michel D?nzer PCI GART doesn't support unsnooped access. AGP GART already uses write-combined CPU mappings. Signed-off-by: Michel D?nzer --- drivers/gpu/drm/radeon/radeon_ring.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b

[PATCH 1/3] drm/radeon: Use write-combined CPU mappings of ring buffers with PCIe

Am 29.07.2014 um 11:47 schrieb Michel D?nzer: > From: Michel D?nzer > > PCI GART doesn't support unsnooped access. AGP GART already uses > write-combined CPU mappings. > > Signed-off-by: Michel D?nzer For this series Reviewed-by: Christian K?nig > --- > drivers/gpu/drm/radeon/radeon_ring.c |

[PATCH 1/3] drm/radeon: Use write-combined CPU mappings of ring buffers with PCIe

On Tue, Jul 29, 2014 at 5:54 AM, Christian K?nig wrote: > Am 29.07.2014 um 11:47 schrieb Michel D?nzer: > >> From: Michel D?nzer >> >> PCI GART doesn't support unsnooped access. AGP GART already uses >> write-combined CPU mappings. >> >> Signed-off-by: Michel D?nzer > > > For this series Reviewe