[PATCH v2 1/3] drm: switch drm_fb_memcpy_dstclip to accept __iomem dst

[Noralf Trønnes]

Den 10.04.2019 08.38, skrev Gerd Hoffmann:
> Not all archs have the __io_virt() macro, so cirrus can't simply convert
> pointers that way.  The drm format helpers have to use memcpy_toio()
> instead.
> 
> This patch makes drm_fb_memcpy_dstclip() accept a __iomem dst pointer
> and use memcpy_toio() instead of memcpy().  With that separating out the
> memcpy loop into the drm_fb_memcpy_lines() helper isn't useful any more,
> so move the code back into the calling functins.
> 
> Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
> ---

Reviewed-by: Noralf Trønnes <noralf at tronnes.org>