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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2011-02-23 23:09:36 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2011-02-23 23:11:26 +0000 |
| commit | 671018aa99528a41955654f62120eeea0c5517e1 (patch) | |
| tree | 9d3b47fab7412f47761681fc9c8dccd23992a4c9 | |
| parent | 19ac5fa50dbb2f80eb0d47866b1474e3bd7a84dc (diff) | |
intel: gen3 is particular sensitive to batch size
... and prefers a small batch whereas gen4+ prefer a large batch to
carry more state.
Tuning using openarena/padman indicate that a batch size of just 4096 is
best for those cases.
Bugzilla: https://bugs.freedesktop.org/process_bug.cgi
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_context.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c index 7dbd9d9dde..d22fa27aaa 100644 --- a/src/mesa/drivers/dri/intel/intel_context.c +++ b/src/mesa/drivers/dri/intel/intel_context.c @@ -746,7 +746,7 @@ intelInitContext(struct intel_context *intel, driParseConfigFiles(&intel->optionCache, &intelScreen->optionCache, sPriv->myNum, (intel->gen >= 4) ? "i965" : "i915"); - if (intelScreen->deviceID == PCI_CHIP_I865_G) + if (intel->gen < 4) intel->maxBatchSize = 4096; else intel->maxBatchSize = sizeof(intel->batch.map); |