diff options
| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2008-11-05 10:31:53 -0800 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2008-12-29 17:47:22 +1000 |
| commit | a2c0a97b784f837300f7b0869c82ab712c600952 (patch) | |
| tree | aca1cdf3d32e1cfa7387350483f6a70c74a24ffd /drivers/gpu/drm/drm_bufs.c | |
| parent | a9587470f753d670d910293ecbf1c7b66c99de50 (diff) | |
drm: GEM mmap support
Add core support for mapping of GEM objects. Drivers should provide a
vm_operations_struct if they want to support page faulting of objects.
The code for handling GEM object offsets was taken from TTM, which was
written by Thomas Hellström.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_bufs.c')
| -rw-r--r-- | drivers/gpu/drm/drm_bufs.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c index dc3ce3e0a0a..7fb690bcd49 100644 --- a/drivers/gpu/drm/drm_bufs.c +++ b/drivers/gpu/drm/drm_bufs.c @@ -262,6 +262,9 @@ static int drm_addmap_core(struct drm_device * dev, unsigned int offset, DRM_DEBUG("AGP offset = 0x%08lx, size = 0x%08lx\n", map->offset, map->size); break; + case _DRM_GEM: + DRM_ERROR("tried to rmmap GEM object\n"); + break; } case _DRM_SCATTER_GATHER: if (!dev->sg) { @@ -429,6 +432,9 @@ int drm_rmmap_locked(struct drm_device *dev, drm_local_map_t *map) dmah.size = map->size; __drm_pci_free(dev, &dmah); break; + case _DRM_GEM: + DRM_ERROR("tried to rmmap GEM object\n"); + break; } drm_free(map, sizeof(*map), DRM_MEM_MAPS); |