diff options
| author | Eric Anholt <eric@anholt.net> | 2010-05-23 20:25:02 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-05-26 12:13:54 -0700 |
| commit | 6e2330daa6d7872405485ffabfe613a7c053d890 (patch) | |
| tree | dbfaf785d0c3bf7e368bdf461e44955e3d306488 /src/mesa/drivers/dri/i965/brw_misc_state.c | |
| parent | 80689ae6152751e59244e4689487d5c98d0419c2 (diff) | |
i965: Emit MI_FLUSH before PSP on Ironlake for clip max threads errata.
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_misc_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_misc_state.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c index 3b3cb5a0e9..afe04c548d 100644 --- a/src/mesa/drivers/dri/i965/brw_misc_state.c +++ b/src/mesa/drivers/dri/i965/brw_misc_state.c @@ -182,6 +182,13 @@ static void upload_pipelined_state_pointers(struct brw_context *brw ) { struct intel_context *intel = &brw->intel; + if (intel->gen == 5) { + /* Need to flush before changing clip max threads for errata. */ + BEGIN_BATCH(1); + OUT_BATCH(MI_FLUSH); + ADVANCE_BATCH(); + } + BEGIN_BATCH(7); OUT_BATCH(CMD_PIPELINED_STATE_POINTERS << 16 | (7 - 2)); OUT_RELOC(brw->vs.state_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); |