Re: [Mesa-dev] [RFC PATCH] i965/msaa: Disable unsupported formats.

2012-06-18 Thread Eric Anholt
On Fri, 15 Jun 2012 18:17:05 -0700, Paul Berry wrote: > On 15 June 2012 14:44, Chad Versace wrote: > > > -BEGIN PGP SIGNED MESSAGE- > > Hash: SHA1 > > > > On 06/15/2012 11:12 AM, Paul Berry wrote: > > > Due to hardware limitations, MSAA is unsupported on Gen6 for formats > > > containing

Re: [Mesa-dev] [RFC PATCH] i965/msaa: Disable unsupported formats.

2012-06-18 Thread Kenneth Graunke
On 06/15/2012 11:12 AM, Paul Berry wrote: Due to hardware limitations, MSAA is unsupported on Gen6 for formats containing >64 bits of data per pixel. From the Sandy Bridge PRM, vol4 part1, p72 ("Surface Format"): Yeah, if we can't do it in hardware, then I think we should just say no. Acked-b

Re: [Mesa-dev] [RFC PATCH] i965/msaa: Disable unsupported formats.

2012-06-15 Thread Paul Berry
On 15 June 2012 14:44, Chad Versace wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > On 06/15/2012 11:12 AM, Paul Berry wrote: > > Due to hardware limitations, MSAA is unsupported on Gen6 for formats > > containing >64 bits of data per pixel. From the Sandy Bridge PRM, > > vol4 part1

Re: [Mesa-dev] [RFC PATCH] i965/msaa: Disable unsupported formats.

2012-06-15 Thread Chad Versace
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 06/15/2012 11:12 AM, Paul Berry wrote: > Due to hardware limitations, MSAA is unsupported on Gen6 for formats > containing >64 bits of data per pixel. From the Sandy Bridge PRM, > vol4 part1, p72 ("Surface Format"): > > If Number of Multisampl

[Mesa-dev] [RFC PATCH] i965/msaa: Disable unsupported formats.

2012-06-15 Thread Paul Berry
Due to hardware limitations, MSAA is unsupported on Gen6 for formats containing >64 bits of data per pixel. From the Sandy Bridge PRM, vol4 part1, p72 ("Surface Format"): If Number of Multisamples is set to a value other than MULTISAMPLECOUNT_1, this field cannot be set to the following