Re: [PATCH 09/12] Do more checks for proposed flip pixmaps

Keith Packard
2014-07-31T15:20:20Z

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Ville Syrjälä <ville.syrjala@linux.intel.com> writes:

> Now that we have mmio flips in the kernel we can start to relax that
> restriction. That still needs a bit more work in the mmio flip code
> but I believe some people working on just that.

I couldn't find any tiling restrictions in the current (ring-based) flip
code; did I just miss them?

> We could even change the pixel format, except a check was added to
> drm_mode_page_flip_ioctl() to prevent that, so I guess it was
> deemed that the API isn't meant to allow that.

Yeah, not sure I care about this; 32bpp is pretty much the only format I
want.

--
keith.packard@intel.com

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