diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c | 174 |
1 files changed, 102 insertions, 72 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c index 6eff637ac301..157b076a1272 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c @@ -28,19 +28,6 @@ #include <subdev/mmu.h> #include <subdev/timer.h> -struct nvkm_vm * -nv50_bar_kmap(struct nvkm_bar *base) -{ - return nv50_bar(base)->bar3_vm; -} - -int -nv50_bar_umap(struct nvkm_bar *base, u64 size, int type, struct nvkm_vma *vma) -{ - struct nv50_bar *bar = nv50_bar(base); - return nvkm_vm_get(bar->bar1_vm, size, type, NV_MEM_ACCESS_RW, vma); -} - static void nv50_bar_flush(struct nvkm_bar *base) { @@ -56,14 +43,72 @@ nv50_bar_flush(struct nvkm_bar *base) spin_unlock_irqrestore(&bar->base.lock, flags); } +struct nvkm_vmm * +nv50_bar_bar1_vmm(struct nvkm_bar *base) +{ + return nv50_bar(base)->bar1_vmm; +} + +void +nv50_bar_bar1_wait(struct nvkm_bar *base) +{ + nvkm_bar_flush(base); +} + +void +nv50_bar_bar1_fini(struct nvkm_bar *bar) +{ + nvkm_wr32(bar->subdev.device, 0x001708, 0x00000000); +} + +void +nv50_bar_bar1_init(struct nvkm_bar *base) +{ + struct nvkm_device *device = base->subdev.device; + struct nv50_bar *bar = nv50_bar(base); + nvkm_wr32(device, 0x001708, 0x80000000 | bar->bar1->node->offset >> 4); +} + +struct nvkm_vmm * +nv50_bar_bar2_vmm(struct nvkm_bar *base) +{ + return nv50_bar(base)->bar2_vmm; +} + +void +nv50_bar_bar2_fini(struct nvkm_bar *bar) +{ + nvkm_wr32(bar->subdev.device, 0x00170c, 0x00000000); +} + +void +nv50_bar_bar2_init(struct nvkm_bar *base) +{ + struct nvkm_device *device = base->subdev.device; + struct nv50_bar *bar = nv50_bar(base); + nvkm_wr32(device, 0x001704, 0x00000000 | bar->mem->addr >> 12); + nvkm_wr32(device, 0x001704, 0x40000000 | bar->mem->addr >> 12); + nvkm_wr32(device, 0x00170c, 0x80000000 | bar->bar2->node->offset >> 4); +} + +void +nv50_bar_init(struct nvkm_bar *base) +{ + struct nv50_bar *bar = nv50_bar(base); + struct nvkm_device *device = bar->base.subdev.device; + int i; + + for (i = 0; i < 8; i++) + nvkm_wr32(device, 0x001900 + (i * 4), 0x00000000); +} + int nv50_bar_oneinit(struct nvkm_bar *base) { struct nv50_bar *bar = nv50_bar(base); struct nvkm_device *device = bar->base.subdev.device; static struct lock_class_key bar1_lock; - static struct lock_class_key bar3_lock; - struct nvkm_vm *vm; + static struct lock_class_key bar2_lock; u64 start, limit; int ret; @@ -80,51 +125,54 @@ nv50_bar_oneinit(struct nvkm_bar *base) if (ret) return ret; - /* BAR3 */ + /* BAR2 */ start = 0x0100000000ULL; limit = start + device->func->resource_size(device, 3); - ret = nvkm_vm_new(device, start, limit - start, start, &bar3_lock, &vm); + ret = nvkm_vmm_new(device, start, limit-- - start, NULL, 0, + &bar2_lock, "bar2", &bar->bar2_vmm); if (ret) return ret; - atomic_inc(&vm->engref[NVKM_SUBDEV_BAR]); + atomic_inc(&bar->bar2_vmm->engref[NVKM_SUBDEV_BAR]); + bar->bar2_vmm->debug = bar->base.subdev.debug; - ret = nvkm_vm_boot(vm, limit-- - start); + ret = nvkm_vmm_boot(bar->bar2_vmm); if (ret) return ret; - ret = nvkm_vm_ref(vm, &bar->bar3_vm, bar->pgd); - nvkm_vm_ref(NULL, &vm, NULL); + ret = nvkm_vmm_join(bar->bar2_vmm, bar->mem->memory); if (ret) return ret; - ret = nvkm_gpuobj_new(device, 24, 16, false, bar->mem, &bar->bar3); + ret = nvkm_gpuobj_new(device, 24, 16, false, bar->mem, &bar->bar2); if (ret) return ret; - nvkm_kmap(bar->bar3); - nvkm_wo32(bar->bar3, 0x00, 0x7fc00000); - nvkm_wo32(bar->bar3, 0x04, lower_32_bits(limit)); - nvkm_wo32(bar->bar3, 0x08, lower_32_bits(start)); - nvkm_wo32(bar->bar3, 0x0c, upper_32_bits(limit) << 24 | + nvkm_kmap(bar->bar2); + nvkm_wo32(bar->bar2, 0x00, 0x7fc00000); + nvkm_wo32(bar->bar2, 0x04, lower_32_bits(limit)); + nvkm_wo32(bar->bar2, 0x08, lower_32_bits(start)); + nvkm_wo32(bar->bar2, 0x0c, upper_32_bits(limit) << 24 | upper_32_bits(start)); - nvkm_wo32(bar->bar3, 0x10, 0x00000000); - nvkm_wo32(bar->bar3, 0x14, 0x00000000); - nvkm_done(bar->bar3); + nvkm_wo32(bar->bar2, 0x10, 0x00000000); + nvkm_wo32(bar->bar2, 0x14, 0x00000000); + nvkm_done(bar->bar2); + + bar->base.subdev.oneinit = true; + nvkm_bar_bar2_init(device); /* BAR1 */ start = 0x0000000000ULL; limit = start + device->func->resource_size(device, 1); - ret = nvkm_vm_new(device, start, limit-- - start, start, &bar1_lock, &vm); - if (ret) - return ret; + ret = nvkm_vmm_new(device, start, limit-- - start, NULL, 0, + &bar1_lock, "bar1", &bar->bar1_vmm); - atomic_inc(&vm->engref[NVKM_SUBDEV_BAR]); + atomic_inc(&bar->bar1_vmm->engref[NVKM_SUBDEV_BAR]); + bar->bar1_vmm->debug = bar->base.subdev.debug; - ret = nvkm_vm_ref(vm, &bar->bar1_vm, bar->pgd); - nvkm_vm_ref(NULL, &vm, NULL); + ret = nvkm_vmm_join(bar->bar1_vmm, bar->mem->memory); if (ret) return ret; @@ -144,45 +192,21 @@ nv50_bar_oneinit(struct nvkm_bar *base) return 0; } -int -nv50_bar_init(struct nvkm_bar *base) -{ - struct nv50_bar *bar = nv50_bar(base); - struct nvkm_device *device = bar->base.subdev.device; - int i; - - nvkm_mask(device, 0x000200, 0x00000100, 0x00000000); - nvkm_mask(device, 0x000200, 0x00000100, 0x00000100); - nvkm_wr32(device, 0x100c80, 0x00060001); - if (nvkm_msec(device, 2000, - if (!(nvkm_rd32(device, 0x100c80) & 0x00000001)) - break; - ) < 0) - return -EBUSY; - - nvkm_wr32(device, 0x001704, 0x00000000 | bar->mem->addr >> 12); - nvkm_wr32(device, 0x001704, 0x40000000 | bar->mem->addr >> 12); - nvkm_wr32(device, 0x001708, 0x80000000 | bar->bar1->node->offset >> 4); - nvkm_wr32(device, 0x00170c, 0x80000000 | bar->bar3->node->offset >> 4); - for (i = 0; i < 8; i++) - nvkm_wr32(device, 0x001900 + (i * 4), 0x00000000); - return 0; -} - void * nv50_bar_dtor(struct nvkm_bar *base) { struct nv50_bar *bar = nv50_bar(base); - nvkm_gpuobj_del(&bar->bar1); - nvkm_vm_ref(NULL, &bar->bar1_vm, bar->pgd); - nvkm_gpuobj_del(&bar->bar3); - if (bar->bar3_vm) { - nvkm_memory_del(&bar->bar3_vm->pgt[0].mem[0]); - nvkm_vm_ref(NULL, &bar->bar3_vm, bar->pgd); + if (bar->mem) { + nvkm_gpuobj_del(&bar->bar1); + nvkm_vmm_part(bar->bar1_vmm, bar->mem->memory); + nvkm_vmm_unref(&bar->bar1_vmm); + nvkm_gpuobj_del(&bar->bar2); + nvkm_vmm_part(bar->bar2_vmm, bar->mem->memory); + nvkm_vmm_unref(&bar->bar2_vmm); + nvkm_gpuobj_del(&bar->pgd); + nvkm_gpuobj_del(&bar->pad); + nvkm_gpuobj_del(&bar->mem); } - nvkm_gpuobj_del(&bar->pgd); - nvkm_gpuobj_del(&bar->pad); - nvkm_gpuobj_del(&bar->mem); return bar; } @@ -204,8 +228,14 @@ nv50_bar_func = { .dtor = nv50_bar_dtor, .oneinit = nv50_bar_oneinit, .init = nv50_bar_init, - .kmap = nv50_bar_kmap, - .umap = nv50_bar_umap, + .bar1.init = nv50_bar_bar1_init, + .bar1.fini = nv50_bar_bar1_fini, + .bar1.wait = nv50_bar_bar1_wait, + .bar1.vmm = nv50_bar_bar1_vmm, + .bar2.init = nv50_bar_bar2_init, + .bar2.fini = nv50_bar_bar2_fini, + .bar2.wait = nv50_bar_bar1_wait, + .bar2.vmm = nv50_bar_bar2_vmm, .flush = nv50_bar_flush, }; |