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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2019-11-27 21:00:35 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2019-11-29 22:05:46 +0300 |
| commit | 2c81bdc8024ef6f81dfecab86bcb97a8694dcd1e (patch) | |
| tree | cae14fcee895f02034c614780e9e76074c599811 /Documentation/gpu | |
| parent | 304a94a2e6debadd55c4e73cbec432dd57832856 (diff) | |
| download | linux-2c81bdc8024ef6f81dfecab86bcb97a8694dcd1e.tar.xz | |
drm/todo: Add entry for fb funcs related cleanups
We're doing a great job for really simple drivers right now, but still
a lot of boilerplate for the bigger ones.
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191127180035.416209-3-daniel.vetter@ffwll.ch
Diffstat (limited to 'Documentation/gpu')
| -rw-r--r-- | Documentation/gpu/todo.rst | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst index 3ec509381fc5..2d85f37284a1 100644 --- a/Documentation/gpu/todo.rst +++ b/Documentation/gpu/todo.rst @@ -182,6 +182,32 @@ Contact: Maintainer of the driver you plan to convert Level: Intermediate +drm_framebuffer_funcs and drm_mode_config_funcs.fb_create cleanup +----------------------------------------------------------------- + +A lot more drivers could be switched over to the drm_gem_framebuffer helpers. +Various hold-ups: + +- Need to switch over to the generic dirty tracking code using + drm_atomic_helper_dirtyfb first (e.g. qxl). + +- Need to switch to drm_fbdev_generic_setup(), otherwise a lot of the custom fb + setup code can't be deleted. + +- Many drivers wrap drm_gem_fb_create() only to check for valid formats. For + atomic drivers we could check for valid formats by calling + drm_plane_check_pixel_format() against all planes, and pass if any plane + supports the format. For non-atomic that's not possible since like the format + list for the primary plane is fake and we'd therefor reject valid formats. + +- Many drivers subclass drm_framebuffer, we'd need a embedding compatible + version of the varios drm_gem_fb_create functions. Maybe called + drm_gem_fb_create/_with_dirty/_with_funcs as needed. + +Contact: Daniel Vetter + +Level: Intermediate + Clean up mmap forwarding ------------------------ |