Re: [Mesa-dev] [PATCH 1/3] i965: tackle the occlusion query pipe control mess

2012-07-02 Thread Eric Anholt
Daniel Vetter writes: > - Separate out the depth stall from the depth count write, workarounds > say that a depth stall needs to be preceeded with a non-zero > post-sync op. > - Implement the cs stall workaround like the kernel does. It looks like these are actually not required for ivb, acc

[Mesa-dev] [PATCH 1/3] i965: tackle the occlusion query pipe control mess

2012-06-26 Thread Daniel Vetter
- Separate out the depth stall from the depth count write, workarounds say that a depth stall needs to be preceeded with a non-zero post-sync op. - Implement the cs stall workaround like the kernel does. I've hoped that this would fix a occlusion query issue on snb, but alas, it doesn't seem t