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iris: Use set PAT extension on BO creation for MTL

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Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22878>
This commit is contained in:
Jordan Justen
2023-04-03 04:19:00 -04:00
committed by Marge Bot
parent b66678fb2e
commit 45278d1988
1 changed files with 14 additions and 2 deletions
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src/gallium/drivers/iris/i915/iris_kmd_backend.c
+14 -2
View File
@@ -41,7 +41,9 @@ i915_gem_create(struct iris_bufmgr *bufmgr,
uint16_t regions_count, uint64_t size,
enum iris_heap heap_flags, unsigned alloc_flags)
{
if (unlikely(!iris_bufmgr_get_device_info(bufmgr)->mem.use_class_instance)) {
const struct intel_device_info *devinfo =
iris_bufmgr_get_device_info(bufmgr);
if (unlikely(!devinfo->mem.use_class_instance)) {
struct drm_i915_gem_create create_legacy = { .size = size };
assert(regions_count == 1 &&
@@ -77,7 +79,7 @@ i915_gem_create(struct iris_bufmgr *bufmgr,
&ext_regions.base);
if (iris_bufmgr_vram_size(bufmgr) > 0 &&
!intel_vram_all_mappable(iris_bufmgr_get_device_info(bufmgr)) &&
!intel_vram_all_mappable(devinfo) &&
heap_flags == IRIS_HEAP_DEVICE_LOCAL_PREFERRED)
create.flags |= I915_GEM_CREATE_EXT_FLAG_NEEDS_CPU_ACCESS;
@@ -91,6 +93,16 @@ i915_gem_create(struct iris_bufmgr *bufmgr,
&protected_param.base);
}
/* Set PAT param */
struct drm_i915_gem_create_ext_set_pat set_pat_param = { 0 };
if (devinfo->has_set_pat_uapi) {
set_pat_param.pat_index =
iris_pat_index_for_bo_flags(devinfo, alloc_flags);
intel_gem_add_ext(&create.extensions,
I915_GEM_CREATE_EXT_SET_PAT,
&set_pat_param.base);
}
if (intel_ioctl(iris_bufmgr_get_fd(bufmgr), DRM_IOCTL_I915_GEM_CREATE_EXT,
&create))
return 0;