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(parent: 2322974) | patch
drm/radeon: Always disable RADEON_GEM_GTT_UC along with RADEON_GEM_GTT_WC
authorMichel Dänzer <michel.daenzer@amd.com>
Thu, 5 Nov 2015 08:25:27 +0000 (17:25 +0900)
committerSasha Levin <sasha.levin@oracle.com>
Mon, 15 Feb 2016 20:45:31 +0000 (15:45 -0500)
commit5e92a4058e7035fde9a623b5ca36d862e7677ea6
tree4d22b1296e3a4e673a0027583e2040f623e80e16tree | snapshot
parent2322974c5d55e8be4be4b7cbf8cf996daf72b0bdcommit | diff
drm/radeon: Always disable RADEON_GEM_GTT_UC along with RADEON_GEM_GTT_WC

[ Upstream commit a28bbd5824d4a2af98de45b300ab8d8fb39739fc ]

Write-combining is a CPU feature. From the GPU POV, these both simply
mean no GPU<->CPU cache coherency.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
drivers/gpu/drm/radeon/radeon_object.c diff | blob | history
Domain: System / Kernel;