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anv: explicitly disable BT pool allocations at device init

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The default state doesn't seem well defined (or kernel driver bug
maybe?). Let's just set it to disabled on platforms where we're not
using it.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Cc: mesa-stable
Found-by: Chuansheng Liu <chuansheng.liu@intel.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30841>
(cherry picked from commit 1f9c40a8d1)
This commit is contained in:
Lionel Landwerlin 2024-08-26 10:00:33 +03:00 • committed by Eric Engestrom
parent 591cfcaf79
commit 5eb0a7d809
2 changed files with 13 additions and 1 deletions
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2
.pick_status.json
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@ -524,7 +524,7 @@
"description": "anv: explicitly disable BT pool allocations at device init",
"nominated": true,
"nomination_type": 0,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": null,
"notes": null

12
src/intel/vulkan/genX_init_state.c
View file

@ -312,6 +312,18 @@ init_common_queue_state(struct anv_queue *queue, struct anv_batch *batch)
#endif
}
/* Disable the POOL_ALLOC mechanism in HW. We found that this state can get
* corrupted (likely due to leaking from another context), the default
* value should be disabled. It doesn't cost anything to set it once at
* device initialization.
*/
#if GFX_VER >= 11 && GFX_VERx10 < 125
anv_batch_emit(batch, GENX(3DSTATE_BINDING_TABLE_POOL_ALLOC), btpa) {
btpa.MOCS = mocs;
btpa.BindingTablePoolEnable = false;
}
#endif
struct mi_builder b;
mi_builder_init(&b, device->info, batch);