[PATCH] micro-optimize RADEONCopySwap in radeon_accel.c for powerpc

Michel Dänzer michel at daenzer.net
Wed Nov 2 03:28:35 UTC 2016

On 02/11/16 02:39 AM, Jochen Rollwagen wrote:
> So as far as i’m concerned the last version of the patch i sent is the
> final one (i’m attaching it).

Please re-send the patch you want to be applied generated by git
format-patch, ideally with your Signed-off-by tag.

> On my machine I’m seeing quite noticeable performance improvements with
> the patch.

I'm afraid that seems unlikely, since AFAICT there are no callers
passing RADEON_HOST_DATA_SWAP_HDW to RADEONCopySwap. Did you verify that
you're really hitting this code?

P.S. These days we're reviewing xf86-video-ati patches on the amd-gfx
mailing list.

Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer

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