drm/ast: Check video-mode requirements against VRAM size

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Each video mode's primary plane requires a minimum amount of video
memory. For double buffering, this is at most half the available
VRAM. Check this constraint.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191107083404.6852-3-tzimmermann@suse.de

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Thomas Zimmermann 2019-11-07 09:33:57 +01:00

parent 5a1505e7e6

commit 9253f830c9

1 changed files with 24 additions and 1 deletions

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drivers/gpu/drm/ast/ast_main.c

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