* USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-#include <drm/drmP.h>
+#include <subdev/fb.h>
+#include <subdev/vm.h>
+#include <subdev/instmem.h>
-#include "nouveau_drv.h"
+#include "nouveau_drm.h"
+#include "nouveau_ttm.h"
+#include "nouveau_gem.h"
+
+static int
+nouveau_vram_manager_init(struct ttm_mem_type_manager *man, unsigned long psize)
+{
+ /* nothing to do */
+ return 0;
+}
+
+static int
+nouveau_vram_manager_fini(struct ttm_mem_type_manager *man)
+{
+ /* nothing to do */
+ return 0;
+}
+
+static inline void
+nouveau_mem_node_cleanup(struct nouveau_mem *node)
+{
+ if (node->vma[0].node) {
+ nouveau_vm_unmap(&node->vma[0]);
+ nouveau_vm_put(&node->vma[0]);
+ }
+
+ if (node->vma[1].node) {
+ nouveau_vm_unmap(&node->vma[1]);
+ nouveau_vm_put(&node->vma[1]);
+ }
+}
+
+static void
+nouveau_vram_manager_del(struct ttm_mem_type_manager *man,
+ struct ttm_mem_reg *mem)
+{
+ struct nouveau_drm *drm = nouveau_bdev(man->bdev);
+ struct nouveau_fb *pfb = nouveau_fb(drm->device);
+ nouveau_mem_node_cleanup(mem->mm_node);
+ pfb->ram.put(pfb, (struct nouveau_mem **)&mem->mm_node);
+}
+
+static int
+nouveau_vram_manager_new(struct ttm_mem_type_manager *man,
+ struct ttm_buffer_object *bo,
+ struct ttm_placement *placement,
+ struct ttm_mem_reg *mem)
+{
+ struct nouveau_drm *drm = nouveau_bdev(man->bdev);
+ struct nouveau_fb *pfb = nouveau_fb(drm->device);
+ struct nouveau_bo *nvbo = nouveau_bo(bo);
+ struct nouveau_mem *node;
+ u32 size_nc = 0;
+ int ret;
+
+ if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG)
+ size_nc = 1 << nvbo->page_shift;
+
+ ret = pfb->ram.get(pfb, mem->num_pages << PAGE_SHIFT,
+ mem->page_alignment << PAGE_SHIFT, size_nc,
+ (nvbo->tile_flags >> 8) & 0x3ff, &node);
+ if (ret) {
+ mem->mm_node = NULL;
+ return (ret == -ENOSPC) ? 0 : ret;
+ }
+
+ node->page_shift = nvbo->page_shift;
+
+ mem->mm_node = node;
+ mem->start = node->offset >> PAGE_SHIFT;
+ return 0;
+}
+
+static void
+nouveau_vram_manager_debug(struct ttm_mem_type_manager *man, const char *prefix)
+{
+ struct nouveau_mm *mm = man->priv;
+ struct nouveau_mm_node *r;
+ u32 total = 0, free = 0;
+
+ mutex_lock(&mm->mutex);
+ list_for_each_entry(r, &mm->nodes, nl_entry) {
+ printk(KERN_DEBUG "%s %d: 0x%010llx 0x%010llx\n",
+ prefix, r->type, ((u64)r->offset << 12),
+ (((u64)r->offset + r->length) << 12));
+
+ total += r->length;
+ if (!r->type)
+ free += r->length;
+ }
+ mutex_unlock(&mm->mutex);
+
+ printk(KERN_DEBUG "%s total: 0x%010llx free: 0x%010llx\n",
+ prefix, (u64)total << 12, (u64)free << 12);
+ printk(KERN_DEBUG "%s block: 0x%08x\n",
+ prefix, mm->block_size << 12);
+}
+
+const struct ttm_mem_type_manager_func nouveau_vram_manager = {
+ nouveau_vram_manager_init,
+ nouveau_vram_manager_fini,
+ nouveau_vram_manager_new,
+ nouveau_vram_manager_del,
+ nouveau_vram_manager_debug
+};
+
+static int
+nouveau_gart_manager_init(struct ttm_mem_type_manager *man, unsigned long psize)
+{
+ return 0;
+}
+
+static int
+nouveau_gart_manager_fini(struct ttm_mem_type_manager *man)
+{
+ return 0;
+}
+
+static void
+nouveau_gart_manager_del(struct ttm_mem_type_manager *man,
+ struct ttm_mem_reg *mem)
+{
+ nouveau_mem_node_cleanup(mem->mm_node);
+ kfree(mem->mm_node);
+ mem->mm_node = NULL;
+}
+
+static int
+nouveau_gart_manager_new(struct ttm_mem_type_manager *man,
+ struct ttm_buffer_object *bo,
+ struct ttm_placement *placement,
+ struct ttm_mem_reg *mem)
+{
+ struct nouveau_mem *node;
+
+ if (unlikely((mem->num_pages << PAGE_SHIFT) >= 512 * 1024 * 1024))
+ return -ENOMEM;
+
+ node = kzalloc(sizeof(*node), GFP_KERNEL);
+ if (!node)
+ return -ENOMEM;
+ node->page_shift = 12;
+
+ mem->mm_node = node;
+ mem->start = 0;
+ return 0;
+}
+
+static void
+nouveau_gart_manager_debug(struct ttm_mem_type_manager *man, const char *prefix)
+{
+}
+
+const struct ttm_mem_type_manager_func nouveau_gart_manager = {
+ nouveau_gart_manager_init,
+ nouveau_gart_manager_fini,
+ nouveau_gart_manager_new,
+ nouveau_gart_manager_del,
+ nouveau_gart_manager_debug
+};
+
+#include <core/subdev/vm/nv04.h>
+static int
+nv04_gart_manager_init(struct ttm_mem_type_manager *man, unsigned long psize)
+{
+ struct nouveau_drm *drm = nouveau_bdev(man->bdev);
+ struct nouveau_vmmgr *vmm = nouveau_vmmgr(drm->device);
+ struct nv04_vmmgr_priv *priv = (void *)vmm;
+ struct nouveau_vm *vm = NULL;
+ nouveau_vm_ref(priv->vm, &vm, NULL);
+ man->priv = vm;
+ return 0;
+}
+
+static int
+nv04_gart_manager_fini(struct ttm_mem_type_manager *man)
+{
+ struct nouveau_vm *vm = man->priv;
+ nouveau_vm_ref(NULL, &vm, NULL);
+ man->priv = NULL;
+ return 0;
+}
+
+static void
+nv04_gart_manager_del(struct ttm_mem_type_manager *man, struct ttm_mem_reg *mem)
+{
+ struct nouveau_mem *node = mem->mm_node;
+ if (node->vma[0].node)
+ nouveau_vm_put(&node->vma[0]);
+ kfree(mem->mm_node);
+ mem->mm_node = NULL;
+}
+
+static int
+nv04_gart_manager_new(struct ttm_mem_type_manager *man,
+ struct ttm_buffer_object *bo,
+ struct ttm_placement *placement,
+ struct ttm_mem_reg *mem)
+{
+ struct nouveau_mem *node;
+ int ret;
+
+ node = kzalloc(sizeof(*node), GFP_KERNEL);
+ if (!node)
+ return -ENOMEM;
+
+ node->page_shift = 12;
+
+ ret = nouveau_vm_get(man->priv, mem->num_pages << 12, node->page_shift,
+ NV_MEM_ACCESS_RW, &node->vma[0]);
+ if (ret) {
+ kfree(node);
+ return ret;
+ }
+
+ mem->mm_node = node;
+ mem->start = node->vma[0].offset >> PAGE_SHIFT;
+ return 0;
+}
+
+static void
+nv04_gart_manager_debug(struct ttm_mem_type_manager *man, const char *prefix)
+{
+}
+
+const struct ttm_mem_type_manager_func nv04_gart_manager = {
+ nv04_gart_manager_init,
+ nv04_gart_manager_fini,
+ nv04_gart_manager_new,
+ nv04_gart_manager_del,
+ nv04_gart_manager_debug
+};
int
nouveau_ttm_mmap(struct file *filp, struct vm_area_struct *vma)
{
struct drm_file *file_priv = filp->private_data;
- struct drm_nouveau_private *dev_priv =
- file_priv->minor->dev->dev_private;
+ struct nouveau_drm *drm = nouveau_drm(file_priv->minor->dev);
if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET))
return drm_mmap(filp, vma);
- return ttm_bo_mmap(filp, vma, &dev_priv->ttm.bdev);
+ return ttm_bo_mmap(filp, vma, &drm->ttm.bdev);
}
static int
}
int
-nouveau_ttm_global_init(struct drm_nouveau_private *dev_priv)
+nouveau_ttm_global_init(struct nouveau_drm *drm)
{
struct drm_global_reference *global_ref;
int ret;
- global_ref = &dev_priv->ttm.mem_global_ref;
+ global_ref = &drm->ttm.mem_global_ref;
global_ref->global_type = DRM_GLOBAL_TTM_MEM;
global_ref->size = sizeof(struct ttm_mem_global);
global_ref->init = &nouveau_ttm_mem_global_init;
ret = drm_global_item_ref(global_ref);
if (unlikely(ret != 0)) {
DRM_ERROR("Failed setting up TTM memory accounting\n");
- dev_priv->ttm.mem_global_ref.release = NULL;
+ drm->ttm.mem_global_ref.release = NULL;
return ret;
}
- dev_priv->ttm.bo_global_ref.mem_glob = global_ref->object;
- global_ref = &dev_priv->ttm.bo_global_ref.ref;
+ drm->ttm.bo_global_ref.mem_glob = global_ref->object;
+ global_ref = &drm->ttm.bo_global_ref.ref;
global_ref->global_type = DRM_GLOBAL_TTM_BO;
global_ref->size = sizeof(struct ttm_bo_global);
global_ref->init = &ttm_bo_global_init;
ret = drm_global_item_ref(global_ref);
if (unlikely(ret != 0)) {
DRM_ERROR("Failed setting up TTM BO subsystem\n");
- drm_global_item_unref(&dev_priv->ttm.mem_global_ref);
- dev_priv->ttm.mem_global_ref.release = NULL;
+ drm_global_item_unref(&drm->ttm.mem_global_ref);
+ drm->ttm.mem_global_ref.release = NULL;
return ret;
}
}
void
-nouveau_ttm_global_release(struct drm_nouveau_private *dev_priv)
+nouveau_ttm_global_release(struct nouveau_drm *drm)
{
- if (dev_priv->ttm.mem_global_ref.release == NULL)
+ if (drm->ttm.mem_global_ref.release == NULL)
return;
- drm_global_item_unref(&dev_priv->ttm.bo_global_ref.ref);
- drm_global_item_unref(&dev_priv->ttm.mem_global_ref);
- dev_priv->ttm.mem_global_ref.release = NULL;
+ drm_global_item_unref(&drm->ttm.bo_global_ref.ref);
+ drm_global_item_unref(&drm->ttm.mem_global_ref);
+ drm->ttm.mem_global_ref.release = NULL;
}
+int
+nouveau_ttm_init(struct nouveau_drm *drm)
+{
+ struct drm_device *dev = drm->dev;
+ u32 bits;
+ int ret;
+
+ bits = nouveau_vmmgr(drm->device)->dma_bits;
+ if ( drm->agp.stat == ENABLED ||
+ !pci_dma_supported(dev->pdev, DMA_BIT_MASK(bits)))
+ bits = 32;
+
+ ret = pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(bits));
+ if (ret)
+ return ret;
+
+ ret = pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(bits));
+ if (ret)
+ pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32));
+
+ ret = nouveau_ttm_global_init(drm);
+ if (ret)
+ return ret;
+
+ ret = ttm_bo_device_init(&drm->ttm.bdev,
+ drm->ttm.bo_global_ref.ref.object,
+ &nouveau_bo_driver, DRM_FILE_PAGE_OFFSET,
+ bits <= 32 ? true : false);
+ if (ret) {
+ NV_ERROR(drm, "error initialising bo driver, %d\n", ret);
+ return ret;
+ }
+
+ /* VRAM init */
+ drm->gem.vram_available = nouveau_fb(drm->device)->ram.size;
+ drm->gem.vram_available -= nouveau_instmem(drm->device)->reserved;
+
+ ret = ttm_bo_init_mm(&drm->ttm.bdev, TTM_PL_VRAM,
+ drm->gem.vram_available >> PAGE_SHIFT);
+ if (ret) {
+ NV_ERROR(drm, "VRAM mm init failed, %d\n", ret);
+ return ret;
+ }
+
+ drm->ttm.mtrr = drm_mtrr_add(pci_resource_start(dev->pdev, 1),
+ pci_resource_len(dev->pdev, 1),
+ DRM_MTRR_WC);
+
+ /* GART init */
+ if (drm->agp.stat != ENABLED) {
+ drm->gem.gart_available = nouveau_vmmgr(drm->device)->limit;
+ if (drm->gem.gart_available > 512 * 1024 * 1024)
+ drm->gem.gart_available = 512 * 1024 * 1024;
+ } else {
+ drm->gem.gart_available = drm->agp.size;
+ }
+
+ ret = ttm_bo_init_mm(&drm->ttm.bdev, TTM_PL_TT,
+ drm->gem.gart_available >> PAGE_SHIFT);
+ if (ret) {
+ NV_ERROR(drm, "GART mm init failed, %d\n", ret);
+ return ret;
+ }
+
+ NV_INFO(drm, "VRAM: %d MiB\n", (u32)(drm->gem.vram_available >> 20));
+ NV_INFO(drm, "GART: %d MiB\n", (u32)(drm->gem.gart_available >> 20));
+ return 0;
+}
+
+void
+nouveau_ttm_fini(struct nouveau_drm *drm)
+{
+ mutex_lock(&drm->dev->struct_mutex);
+ ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_VRAM);
+ ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_TT);
+ mutex_unlock(&drm->dev->struct_mutex);
+
+ ttm_bo_device_release(&drm->ttm.bdev);
+
+ nouveau_ttm_global_release(drm);
+
+ if (drm->ttm.mtrr >= 0) {
+ drm_mtrr_del(drm->ttm.mtrr,
+ pci_resource_start(drm->dev->pdev, 1),
+ pci_resource_len(drm->dev->pdev, 1), DRM_MTRR_WC);
+ drm->ttm.mtrr = -1;
+ }
+}
projects / karo-tx-linux.git / blobdiff