diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgf100.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgf100.c | 56 |
1 files changed, 39 insertions, 17 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgf100.c index faf5a7e9265e..ab6424faf84c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgf100.c @@ -178,15 +178,19 @@ gf100_vmm_desc_16_16[] = { }; void -gf100_vmm_flush_(struct nvkm_vmm *vmm, int depth) +gf100_vmm_invalidate_pdb(struct nvkm_vmm *vmm, u64 addr) +{ + struct nvkm_device *device = vmm->mmu->subdev.device; + nvkm_wr32(device, 0x100cb8, addr); +} + +void +gf100_vmm_invalidate(struct nvkm_vmm *vmm, u32 type) { struct nvkm_subdev *subdev = &vmm->mmu->subdev; struct nvkm_device *device = subdev->device; - u32 type = depth << 24; - - type = 0x00000001; /* PAGE_ALL */ - if (atomic_read(&vmm->engref[NVKM_SUBDEV_BAR])) - type |= 0x00000004; /* HUB_ONLY */ + struct nvkm_mmu_pt *pd = vmm->pd->pt[0]; + u64 addr = 0; mutex_lock(&subdev->mutex); /* Looks like maybe a "free flush slots" counter, the @@ -197,7 +201,20 @@ gf100_vmm_flush_(struct nvkm_vmm *vmm, int depth) break; ); - nvkm_wr32(device, 0x100cb8, vmm->pd->pt[0]->addr >> 8); + if (!(type & 0x00000002) /* ALL_PDB. */) { + switch (nvkm_memory_target(pd->memory)) { + case NVKM_MEM_TARGET_VRAM: addr |= 0x00000000; break; + case NVKM_MEM_TARGET_HOST: addr |= 0x00000002; break; + case NVKM_MEM_TARGET_NCOH: addr |= 0x00000003; break; + default: + WARN_ON(1); + break; + } + addr |= (vmm->pd->pt[0]->addr >> 12) << 4; + + vmm->func->invalidate_pdb(vmm, addr); + } + nvkm_wr32(device, 0x100cbc, 0x80000000 | type); /* Wait for flush to be queued? */ @@ -211,7 +228,10 @@ gf100_vmm_flush_(struct nvkm_vmm *vmm, int depth) void gf100_vmm_flush(struct nvkm_vmm *vmm, int depth) { - gf100_vmm_flush_(vmm, 0); + u32 type = 0x00000001; /* PAGE_ALL */ + if (atomic_read(&vmm->engref[NVKM_SUBDEV_BAR])) + type |= 0x00000004; /* HUB_ONLY */ + gf100_vmm_invalidate(vmm, type); } int @@ -354,6 +374,7 @@ gf100_vmm_17 = { .aper = gf100_vmm_aper, .valid = gf100_vmm_valid, .flush = gf100_vmm_flush, + .invalidate_pdb = gf100_vmm_invalidate_pdb, .page = { { 17, &gf100_vmm_desc_17_17[0], NVKM_VMM_PAGE_xVxC }, { 12, &gf100_vmm_desc_17_12[0], NVKM_VMM_PAGE_xVHx }, @@ -368,6 +389,7 @@ gf100_vmm_16 = { .aper = gf100_vmm_aper, .valid = gf100_vmm_valid, .flush = gf100_vmm_flush, + .invalidate_pdb = gf100_vmm_invalidate_pdb, .page = { { 16, &gf100_vmm_desc_16_16[0], NVKM_VMM_PAGE_xVxC }, { 12, &gf100_vmm_desc_16_12[0], NVKM_VMM_PAGE_xVHx }, @@ -378,14 +400,14 @@ gf100_vmm_16 = { int gf100_vmm_new_(const struct nvkm_vmm_func *func_16, const struct nvkm_vmm_func *func_17, - struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, - struct lock_class_key *key, const char *name, - struct nvkm_vmm **pvmm) + struct nvkm_mmu *mmu, bool managed, u64 addr, u64 size, + void *argv, u32 argc, struct lock_class_key *key, + const char *name, struct nvkm_vmm **pvmm) { switch (mmu->subdev.device->fb->page) { - case 16: return nv04_vmm_new_(func_16, mmu, 0, addr, size, + case 16: return nv04_vmm_new_(func_16, mmu, 0, managed, addr, size, argv, argc, key, name, pvmm); - case 17: return nv04_vmm_new_(func_17, mmu, 0, addr, size, + case 17: return nv04_vmm_new_(func_17, mmu, 0, managed, addr, size, argv, argc, key, name, pvmm); default: WARN_ON(1); @@ -394,10 +416,10 @@ gf100_vmm_new_(const struct nvkm_vmm_func *func_16, } int -gf100_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, - struct lock_class_key *key, const char *name, - struct nvkm_vmm **pvmm) +gf100_vmm_new(struct nvkm_mmu *mmu, bool managed, u64 addr, u64 size, + void *argv, u32 argc, struct lock_class_key *key, + const char *name, struct nvkm_vmm **pvmm) { - return gf100_vmm_new_(&gf100_vmm_16, &gf100_vmm_17, mmu, addr, + return gf100_vmm_new_(&gf100_vmm_16, &gf100_vmm_17, mmu, managed, addr, size, argv, argc, key, name, pvmm); } |