diff options
| author |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2018-11-27 10:19:21 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2018-11-27 15:23:18 +0100 |
| commit | 39dea70d8a479a1c4578129466da2bc4601e47be (patch) | |
| tree | b193a17ef6b5c50144429dbcdb57dc0a24a5a2d6 /include | |
| parent | drm/sun4i: Pass modifier to backend and frontend format support helpers (diff) | |
| download | linux-dev-39dea70d8a479a1c4578129466da2bc4601e47be.tar.xz linux-dev-39dea70d8a479a1c4578129466da2bc4601e47be.zip | |
drm: Improve dumb callback docs
Noticed while reviewing a patch from Eric. Also add a todo for the
dumb_map_offset callbacks (it should be simple to do, but piles of
work). Plus fix up vbox, because vbox.
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <maxime.ripard@bootlin.com>
Cc: Sean Paul <sean@poorly.run>
Cc: David Airlie <airlied@linux.ie>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Nicholas Mc Guire <der.herr@hofr.at>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Fabio Rafael da Rosa <fdr@pid42.net>
Reviewed-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20181127091921.8325-1-daniel.vetter@ffwll.ch
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/drm_drv.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index 252dd216cc60..35af23f5fa0d 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -527,8 +527,10 @@ struct drm_driver { * @dumb_map_offset: * * Allocate an offset in the drm device node's address space to be able to - * memory map a dumb buffer. GEM-based drivers must use - * drm_gem_create_mmap_offset() to implement this. + * memory map a dumb buffer. + * + * The default implementation is drm_gem_create_mmap_offset(). GEM based + * drivers must not overwrite this. * * Called by the user via ioctl. * @@ -548,6 +550,9 @@ struct drm_driver { * * Called by the user via ioctl. * + * The default implementation is drm_gem_dumb_destroy(). GEM based drivers + * must not overwrite this. + * * Returns: * * Zero on success, negative errno on failure. |