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authorThomas Zimmermann <tzimmermann@suse.de>2019-02-07 09:59:28 +0100
committerAlex Deucher <alexander.deucher@amd.com>2019-03-19 21:03:53 +0100
commitaa8e2435b3d4878a0db8917805e86f61001fe174 (patch)
tree5b003d6c7a3439e86ffb6c9a76073c06e26c1ef7 /include/drm/ttm
parentstaging/vboxvideo: Use same BO mmap offset as other drivers (diff)
downloadlinux-aa8e2435b3d4878a0db8917805e86f61001fe174.tar.xz
linux-aa8e2435b3d4878a0db8917805e86f61001fe174.zip
drm/ttm: Define a single DRM_FILE_PAGE_OFFSET constant
Most TTM drivers define the constant DRM_FILE_PAGE_OFFSET of the same value. The only exception is vboxvideo, which is being converted to the new offset by this patch. Unifying the constants in a single place simplifies the driver code. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Reviewed-by: Christian König <christian.koenig@amd.com> Acked-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include/drm/ttm')
-rw-r--r--include/drm/ttm/ttm_bo_driver.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index cbf3180cb612..c0bed72492f3 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -49,6 +49,8 @@
#define TTM_MEMTYPE_FLAG_MAPPABLE (1 << 1) /* Memory mappable */
#define TTM_MEMTYPE_FLAG_CMA (1 << 3) /* Can't map aperture */
+#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
+
struct ttm_mem_type_manager;
struct ttm_mem_type_manager_func {