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| author | Eric Anholt <eric@anholt.net> | 2010-06-09 13:54:24 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-06-09 14:23:46 -0700 |
| commit | 94731797c671d6e46e3e0c94c1a0cec5071c0ac3 (patch) | |
| tree | 67535477faefe9441c8188a9aa2a5d0cb788b54e /src/mesa/math | |
| parent | 503eb57a003f51c25687e9cf0ad6f7939a757f1b (diff) | |
intel: Use the blitter to upload TexSubImage data to busy textures.
This avoids many pipeline stalls in cairo-gl.
[ # ] backend test min(s) median(s) stddev. count
Before:
[ 0] gl firefox-talos-gfx 36.799 36.851 2.34% 3/3
[ 0] gl firefox-talos-svg 33.429 35.360 3.46% 3/3
After:
[ 0] gl firefox-talos-gfx 35.895 36.250 0.48% 3/3
[ 0] gl firefox-talos-svg 26.669 29.888 5.34% 3/3
This doesn't avoid all the pipeline stalls because the kernel reports
!busy for buffers on the flushing list. That should be fixed in .36.
Diffstat (limited to 'src/mesa/math')
0 files changed, 0 insertions, 0 deletions