[Intel-gfx] [PATCH] [drm/i915] Handle swap buffers in work proc instead of softirq
keithp at keithp.com
Sat Oct 18 15:27:56 PDT 2008
On Sat, 2008-10-18 at 15:05 -0700, Jesse Barnes wrote:
> No it's previous chips that have the LVDS on pipe B, FBC only on plane A
> limitation. But the flipping only ever worked with drm.git master bits,
> which never went upstream. So if you want to redefine the APIs that's still
Ok, that's what Eric said.
> It doesn't matter which way we go as long as we're consistent. There are only
> two places where you need to know the mapping: FBC setup (and therefore 2D
> mode programming) and vblank interrupt time. The rest of the code in Mesa
> and elsewhere can just deal with either planes or pipes all the time.
Given that using pipes eliminates piles of ugly plane<->pipe conversions
in vblank, and that the mode setting code doesn't really care all that
much, I'd say using pipes is a better plan.
I've got a patch sitting here that does this; the result is a net
reduction of code.
keith.packard at intel.com
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