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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)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 16 Nov 2015 16:05:44 +0000 (11:05 -0500)
commita28bbd5824d4a2af98de45b300ab8d8fb39739fc
tree39f3054ac7dbed7674037ba928a629cbd5e02ecctree | snapshot (tar.gz zip)
parent96ea47c0ec8c012509116bee8c57414281428fc4commit | diff
drm/radeon: Always disable RADEON_GEM_GTT_UC along with RADEON_GEM_GTT_WC

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>
drivers/gpu/drm/radeon/radeon_object.c diff | blob | blame | history