diff options
| author | Keith Packard <keithp@keithp.com> | 2008-10-14 14:38:05 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2008-10-19 14:46:12 -0700 |
| commit | 546e2aca5b8b5d9f486d119ea2872ccd2b056054 (patch) | |
| tree | c0767ad275359ddc59fb0b3618261063336b5e08 /src/i830_driver.c | |
| parent | 9b91cdf7ac88982880c887ffb0811c92157a7945 (diff) | |
Reduce incidence of MI_FLUSH usage.
This tracks whether the last command in each batch is an MI_FLUSH command
and avoids appending another MI_FLUSH in the non-GEM cases.
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/i830_driver.c')
| -rw-r--r-- | src/i830_driver.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/i830_driver.c b/src/i830_driver.c index 2e503afd..6597bd1c 100644 --- a/src/i830_driver.c +++ b/src/i830_driver.c @@ -2674,17 +2674,21 @@ I830BlockHandler(int i, pScreen->BlockHandler = I830BlockHandler; if (pScrn->vtSema && pI830->accel != ACCEL_NONE) { + Bool flushed = FALSE; /* Emit a flush of the rendering cache, or on the 965 and beyond * rendering results may not hit the framebuffer until significantly * later. */ if (pI830->accel != ACCEL_NONE && (pI830->need_mi_flush || pI830->batch_used)) + { + flushed = TRUE; I830EmitFlush(pScrn); + } /* Flush the batch, so that any rendering is executed in a timely * fashion. */ - intel_batch_flush(pScrn); + intel_batch_flush(pScrn, flushed); #ifdef XF86DRI if (pI830->memory_manager) drmCommandNone(pI830->drmSubFD, DRM_I915_GEM_THROTTLE); |