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anv: Use set PAT extension on BO creation for MTL

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Reworks:
 * Drop local pat_index var (suggested by José)

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 12:51:22 -04:00 • committed by Marge Bot
parent 45278d1988
commit 463bf13411
1 changed files with 14 additions and 0 deletions
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14
src/intel/vulkan/i915/anv_kmd_backend.c
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@ -75,6 +75,20 @@ i915_gem_create(struct anv_device *device,
.flags = flags,
};
struct drm_i915_gem_create_ext_set_pat set_pat_param = { 0 };
if (device->info->has_set_pat_uapi) {
/* Set PAT param */
if (alloc_flags & (ANV_BO_ALLOC_SNOOPED))
set_pat_param.pat_index = device->info->pat.coherent;
else if (alloc_flags & (ANV_BO_ALLOC_EXTERNAL | ANV_BO_ALLOC_SCANOUT))
set_pat_param.pat_index = device->info->pat.scanout;
else
set_pat_param.pat_index = device->info->pat.writeback;
intel_gem_add_ext(&gem_create.extensions,
I915_GEM_CREATE_EXT_SET_PAT,
&set_pat_param.base);
}
if (intel_ioctl(device->fd, DRM_IOCTL_I915_GEM_CREATE_EXT, &gem_create))
return 0;