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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2021-05-25 17:10:52 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2021-05-26 20:56:33 +0200 |
| commit | 265ec0dd1a0d18f4114f62c0d4a794bb4e729bc1 (patch) | |
| tree | f9cd820d7d534a054546fad5c4afd9e2fabd8c2e /drivers/gpu/drm/nouveau/nouveau_drm.c | |
| parent | 645e954137f0a522e970ccff72547f57f93c2f72 (diff) | |
| download | lwn-265ec0dd1a0d18f4114f62c0d4a794bb4e729bc1.tar.gz lwn-265ec0dd1a0d18f4114f62c0d4a794bb4e729bc1.zip | |
drm/nouveau: Implement mmap as GEM object function
Moving the driver-specific mmap code into a GEM object function allows
for using DRM helpers for various mmap callbacks.
The GEM object function is provided by GEM TTM helpers. Nouveau's
implementation of verify_access is unused and has been removed. Access
permissions are validated by the DRM helpers.
As a side effect, nouveau_ttm_vm_ops and nouveau_ttm_fault() are now
implemented in nouveau's GEM code.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210525151055.8174-5-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_drm.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 3204fc0a90d2..a616cf4573b8 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -1179,7 +1179,7 @@ nouveau_driver_fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = nouveau_drm_ioctl, - .mmap = nouveau_ttm_mmap, + .mmap = drm_gem_mmap, .poll = drm_poll, .read = drm_read, #if defined(CONFIG_COMPAT) @@ -1212,6 +1212,7 @@ driver_stub = { .prime_handle_to_fd = drm_gem_prime_handle_to_fd, .prime_fd_to_handle = drm_gem_prime_fd_to_handle, .gem_prime_import_sg_table = nouveau_gem_prime_import_sg_table, + .gem_prime_mmap = drm_gem_prime_mmap, .dumb_create = nouveau_display_dumb_create, .dumb_map_offset = drm_gem_ttm_dumb_map_offset, |