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* drm: Move drm_clflush prototypes to drm_cache header fileGabriel Krisman Bertazi2017-01-101-0/+4
| | | | | | | | | | | | Continue to clean up drmP.h by moving the cache flushing functions into it's own header file. Compile-tested only Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.co.uk> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20170109215649.6860-2-krisman@collabora.co.uk
* drm: Loongson-3 doesn't fully support wc memoryHuacai Chen2016-04-221-0/+2
| | | | | | | Signed-off-by: Huacai Chen <chenhc@lemote.com> Cc: stable@vger.kernel.org Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
* drm: add helper to check for wc memory supportDave Airlie2016-02-021-0/+9
| | | | | | | | | Reviewed-by: Christian König <christian.koenig@amd.com> Reviewed-by: Michel Dänzer <michel.daenzer@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
* drm/ttm: consolidate cache flushing code in one place.Dave Airlie2009-08-271-0/+38
This merges the TTM and drm cache flushing into one file in the drm core. Signed-off-by: Dave Airlie <airlied@redhat.com>