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drm/docs: Fix todo.rst

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I didnt' format the thing correctly :-(

Fixes: 39aead8373b3 ("fbcon: Disable accelerated scrolling")
Reviewed-by: Simon Ser <contact@emersion.fr>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201118073637.597206-1-daniel.vetter@ffwll.ch
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Daniel Vetter 2020-11-18 08:36:37 +01:00
parent 94ffd9b862
commit fa388231fe
1 changed files with 3 additions and 0 deletions
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Documentation/gpu/todo.rst
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@ -297,9 +297,12 @@ Garbage collect fbdev scrolling acceleration
Scroll acceleration is disabled in fbcon by hard-wiring p->scrollmode =
SCROLL_REDRAW. There's a ton of code this will allow us to remove:
- lots of code in fbcon.c
- a bunch of the hooks in fbcon_ops, maybe the remaining hooks could be called
directly instead of the function table (with a switch on p->rotate)
- fb_copyarea is unused after this, and can be deleted from all drivers
Note that not all acceleration code can be deleted, since clearing and cursor