drm: Factor out common CRTC viewport checking code

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Both setcrtc and page_flip are checking that the framebuffer is big
enough for the defined crtc viewport (x, y, hdisplay, vdisplay). Factor
that code out in a single function.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Acked-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Damien Lespiau 2013-09-25 16:45:30 +01:00 • committed by Daniel Vetter

parent 448cce25f4

commit c11e928360

1 changed files with 37 additions and 33 deletions

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70

drivers/gpu/drm/drm_crtc.c

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