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i965/miptree: Fall back to no aux if creation fails 

No surface requires an auxiliary surface to operate correctly. Fall back
to an uncompressed surface if mesa fails to create and allocate an
auxiliary surface. This enables adding more restrictions to ISL without
having to update i965.

Reviewed-by: Rafael Antognolli <rafael.antognolli@intel.com>
This commit is contained in:
Nanley Chery 2019-04-24 13:34:15 -07:00 committed by Nanley Chery
parent fc455797c1
commit cf758c4182
1 changed files with 6 additions and 5 deletions
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11
src/mesa/drivers/dri/i965/intel_mipmap_tree.c
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@ -766,8 +766,8 @@ intel_miptree_create(struct brw_context *brw,
*/
if (mt->aux_usage != ISL_AUX_USAGE_CCS_D &&
!intel_miptree_alloc_aux(brw, mt)) {
intel_miptree_release(&mt);
return NULL;
mt->aux_usage = ISL_AUX_USAGE_NONE;
mt->supports_fast_clear = false;
}
return mt;
@ -854,8 +854,8 @@ intel_miptree_create_for_bo(struct brw_context *brw,
*/
if (mt->aux_usage != ISL_AUX_USAGE_CCS_D &&
!intel_miptree_alloc_aux(brw, mt)) {
intel_miptree_release(&mt);
return NULL;
mt->aux_usage = ISL_AUX_USAGE_NONE;
mt->supports_fast_clear = false;
}
}
@ -1830,7 +1830,8 @@ intel_miptree_alloc_aux(struct brw_context *brw,
}
/* We should have a valid aux_surf. */
assert(aux_surf_ok);
if (!aux_surf_ok)
return false;
/* No work is needed for a zero-sized auxiliary buffer. */
if (aux_surf.size_B == 0)