diff options
| author | Eric Anholt <eric@anholt.net> | 2009-11-10 13:57:29 -0800 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-11-10 16:00:30 -0800 |
| commit | eb6a1f8a00596156cd7164838ef9e9a5b39e7254 (patch) | |
| tree | cfd240f8109595e3efbda5b068ee6b0530e68762 | |
| parent | 520b6abdecdaba856e5ca04938e18eb83b33dfaa (diff) | |
i965: Add a note explaining the data cache domain.
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_surface_state.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c index 0bf735c0f2..e2f0a383e7 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c @@ -358,7 +358,10 @@ brw_create_constant_surface( struct brw_context *brw, NULL, NULL); if (key->bo) { - /* Emit relocation to surface contents */ + /* Emit relocation to surface contents. Section 5.1.1 of the gen4 + * bspec ("Data Cache") says that the data cache does not exist as + * a separate cache and is just the sampler cache. + */ dri_bo_emit_reloc(bo, I915_GEM_DOMAIN_SAMPLER, 0, 0, |