diff options
| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2008-11-05 21:31:53 +0300 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2008-12-29 10:47:22 +0300 |
| commit | a2c0a97b784f837300f7b0869c82ab712c600952 (patch) | |
| tree | aca1cdf3d32e1cfa7387350483f6a70c74a24ffd /drivers/gpu/drm/drm_drv.c | |
| parent | a9587470f753d670d910293ecbf1c7b66c99de50 (diff) | |
| download | linux-a2c0a97b784f837300f7b0869c82ab712c600952.tar.xz | |
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_drv.c')
| -rw-r--r-- | drivers/gpu/drm/drm_drv.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 9f04ca37df6d..98a781375f60 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -209,6 +209,7 @@ int drm_lastclose(struct drm_device * dev) if (drm_core_check_feature(dev, DRIVER_HAVE_DMA)) drm_dma_takedown(dev); + dev->dev_mapping = NULL; mutex_unlock(&dev->struct_mutex); DRM_DEBUG("lastclose completed\n"); @@ -273,6 +274,8 @@ EXPORT_SYMBOL(drm_init); */ static void drm_cleanup(struct drm_device * dev) { + struct drm_driver *driver = dev->driver; + DRM_DEBUG("\n"); if (!dev) { @@ -304,6 +307,9 @@ static void drm_cleanup(struct drm_device * dev) drm_ht_remove(&dev->map_hash); drm_ctxbitmap_cleanup(dev); + if (driver->driver_features & DRIVER_GEM) + drm_gem_destroy(dev); + drm_put_minor(&dev->primary); if (drm_put_dev(dev)) DRM_ERROR("Cannot unload module\n"); |