drm/nouveau/mmu: implement page table cache

[mirror_ubuntu-jammy-kernel.git] / drivers / gpu / drm / nouveau / include / nvkm / subdev / mmu.h

diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
index f26407869e20c522bb2a87785b0007ee4b4dfd06..61cc4e32e4498c612b343a061e481576d33eb238 100644 (file)
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
@@ -63,6 +63,11 @@ struct nvkm_mmu {
        u8  lpg_shift;
 
        struct nvkm_vmm *vmm;
+
+       struct {
+               struct mutex mutex;
+               struct list_head list;
+       } ptc;
 };
 
 int nv04_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);