-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 05/23/2012 10:22 AM, Kenneth Graunke wrote: > On 05/23/2012 07:45 AM, Paul Berry wrote: >> On 22 May 2012 13:02, Eric Anholt <[email protected] >> <mailto:[email protected]>> wrote: >> >> On Fri, 11 May 2012 11:03:50 -0700, Paul Berry >> <[email protected] <mailto:[email protected]>> wrote: >> > When executing a blorp operation on Gen7 that does not need a WM >> > program (i.e. a HiZ operation), we use 32-pixel dispatch mode because >> > it's faster. However, when executing a blorp operation that does >> need >> > a WM program, we need to use 16-pixel dispatch, because blorp WM >> > programs are compiled assuming 16-pixel dispatch. >> >> I didn't think dispatch mode means anything unless you're actually >> dispatching a thread (though I could see how having no dispatch mode set >> might anger things). Basically, I'm thinking just always set 16, unless >> there is some efficiency reason I don't know of. >> >> >> I don't honestly know. Chad, I inherited the 32-pixel dispatch from >> your HiZ code, and assumed you did it on purpose because it was faster. >> But I didn't actually do any tests. Do you have any thoughts about this? > > I recall Chad saying that not setting thread dispatch broke horribly, so > since he had enable thread dispatch, he picked the widest mode. >
What Ken said. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iQIcBAEBAgAGBQJPvSkvAAoJEAIvNt057x8iBTYQAIPIwpB9Qv9Nmtb3tPABcAcm YWN/Bsa9JGsY4MhBS47gDyeXMGwsF26kCw9t1Roc/aTbwLmVtg0A+Ch+yMO04zdU cm2VJNzKRREtH6M+yvjeClxW0VoQKFepzyv4bOQlfqkRIm5eh2Y1689HISsiNeHq cLHqReTOfV5gbq1tAGMgaLjthsXOfIG7a0HoEoIu3gJTBYLaZ5vd9F5SqNj1LGON 0LL0SC2NSCAGxZyxlE4/2TCRfwo5rl01wnJckefZ9msbG3HQ0fdO/WWmsHGMDtv0 1o8tRYWK9z1dFGTupBvz7wZ2EFe5tJpfx2/xi4RhBoFqR2v0K3nH1zObfZxNPABh oioyJ96yZuSIm8Yyl3aaVae/c9BxeAIstr4kMdmKvRbVx6ZjNxUueGFW7KCaljqX 4t8J4A7jKqcVGQHuEMwOuODmZjT9mYIQHTak2pGZ/6IVCxw2xuu5PChsDnXbV+wa JBsUitcDcwKn5YZ9rDYY03DqOLGvUMRki/r9id6/7/oNYlllozgLOG+FMweKhklx mUNFBjl7tS1UV33mPNiJ42wp+U/cIAAN3Jfznm7SBpstc1jpaSZs+V9J1uLXKfI+ 79o9qmENnc+6DjpUPNIyfvquXQjg5ua/1p7bMmPlmqNlIHX8BM8mBv83ckTWuxqK m8jvjwKHoxLG9GngxlfC =uyM0 -----END PGP SIGNATURE----- _______________________________________________ mesa-dev mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-dev
