#include <linux/swap.h>
#include <linux/swiotlb.h>
-#include <drm/drm_agpsupport.h>
-#include <drm/drm_debugfs.h>
#include <drm/drm_device.h>
#include <drm/drm_file.h>
#include <drm/drm_prime.h>
#include <drm/ttm/ttm_bo_api.h>
#include <drm/ttm/ttm_bo_driver.h>
#include <drm/ttm/ttm_placement.h>
+#include <drm/ttm/ttm_range_manager.h>
#include "radeon_reg.h"
#include "radeon.h"
#include "radeon_ttm.h"
-static int radeon_ttm_debugfs_init(struct radeon_device *rdev);
-static void radeon_ttm_debugfs_fini(struct radeon_device *rdev);
+static void radeon_ttm_debugfs_init(struct radeon_device *rdev);
-static int radeon_ttm_tt_bind(struct ttm_bo_device *bdev,
- struct ttm_tt *ttm,
+static int radeon_ttm_tt_bind(struct ttm_device *bdev, struct ttm_tt *ttm,
struct ttm_resource *bo_mem);
-static void radeon_ttm_tt_unbind(struct ttm_bo_device *bdev,
- struct ttm_tt *ttm);
+static void radeon_ttm_tt_unbind(struct ttm_device *bdev, struct ttm_tt *ttm);
-struct radeon_device *radeon_get_rdev(struct ttm_bo_device *bdev)
+struct radeon_device *radeon_get_rdev(struct ttm_device *bdev)
{
struct radeon_mman *mman;
struct radeon_device *rdev;
return;
}
rbo = container_of(bo, struct radeon_bo, tbo);
- switch (bo->mem.mem_type) {
+ switch (bo->resource->mem_type) {
case TTM_PL_VRAM:
if (rbo->rdev->ring[radeon_copy_ring_index(rbo->rdev)].ready == false)
radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_CPU);
else if (rbo->rdev->mc.visible_vram_size < rbo->rdev->mc.real_vram_size &&
- bo->mem.start < (rbo->rdev->mc.visible_vram_size >> PAGE_SHIFT)) {
+ bo->resource->start < (rbo->rdev->mc.visible_vram_size >> PAGE_SHIFT)) {
unsigned fpfn = rbo->rdev->mc.visible_vram_size >> PAGE_SHIFT;
int i;
*placement = rbo->placement;
}
-static int radeon_verify_access(struct ttm_buffer_object *bo, struct file *filp)
-{
- struct radeon_bo *rbo = container_of(bo, struct radeon_bo, tbo);
- struct radeon_device *rdev = radeon_get_rdev(bo->bdev);
-
- if (radeon_ttm_tt_has_userptr(rdev, bo->ttm))
- return -EPERM;
- return drm_vma_node_verify_access(&rbo->tbo.base.vma_node,
- filp->private_data);
-}
-
static int radeon_move_blit(struct ttm_buffer_object *bo,
bool evict,
struct ttm_resource *new_mem,
struct ttm_resource *new_mem,
struct ttm_place *hop)
{
+ struct ttm_resource *old_mem = bo->resource;
struct radeon_device *rdev;
struct radeon_bo *rbo;
- struct ttm_resource *old_mem = &bo->mem;
int r;
if (new_mem->mem_type == TTM_PL_TT) {
if (old_mem->mem_type == TTM_PL_TT &&
new_mem->mem_type == TTM_PL_SYSTEM) {
radeon_ttm_tt_unbind(bo->bdev, bo->ttm);
- ttm_resource_free(bo, &bo->mem);
+ ttm_resource_free(bo, &bo->resource);
ttm_bo_assign_mem(bo, new_mem);
goto out;
}
return 0;
}
-static int radeon_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_resource *mem)
+static int radeon_ttm_io_mem_reserve(struct ttm_device *bdev, struct ttm_resource *mem)
{
struct radeon_device *rdev = radeon_get_rdev(bdev);
size_t bus_size = (size_t)mem->num_pages << PAGE_SHIFT;
/* RADEON_IS_AGP is set only if AGP is active */
mem->bus.offset = (mem->start << PAGE_SHIFT) +
rdev->mc.agp_base;
- mem->bus.is_iomem = !rdev->ddev->agp->cant_use_aperture;
+ mem->bus.is_iomem = !rdev->agp->cant_use_aperture;
mem->bus.caching = ttm_write_combined;
}
#endif
};
/* prepare the sg table with the user pages */
-static int radeon_ttm_tt_pin_userptr(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
+static int radeon_ttm_tt_pin_userptr(struct ttm_device *bdev, struct ttm_tt *ttm)
{
struct radeon_device *rdev = radeon_get_rdev(bdev);
struct radeon_ttm_tt *gtt = (void *)ttm;
return r;
}
-static void radeon_ttm_tt_unpin_userptr(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
+static void radeon_ttm_tt_unpin_userptr(struct ttm_device *bdev, struct ttm_tt *ttm)
{
struct radeon_device *rdev = radeon_get_rdev(bdev);
struct radeon_ttm_tt *gtt = (void *)ttm;
DMA_BIDIRECTIONAL : DMA_TO_DEVICE;
/* double check that we don't free the table twice */
- if (!ttm->sg->sgl)
+ if (!ttm->sg || !ttm->sg->sgl)
return;
/* free the sg table and pages again */
return (gtt->bound);
}
-static int radeon_ttm_backend_bind(struct ttm_bo_device *bdev,
+static int radeon_ttm_backend_bind(struct ttm_device *bdev,
struct ttm_tt *ttm,
struct ttm_resource *bo_mem)
{
return 0;
}
-static void radeon_ttm_backend_unbind(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
+static void radeon_ttm_backend_unbind(struct ttm_device *bdev, struct ttm_tt *ttm)
{
struct radeon_ttm_tt *gtt = (void *)ttm;
struct radeon_device *rdev = radeon_get_rdev(bdev);
+ if (gtt->userptr)
+ radeon_ttm_tt_unpin_userptr(bdev, ttm);
+
if (!gtt->bound)
return;
radeon_gart_unbind(rdev, gtt->offset, ttm->num_pages);
- if (gtt->userptr)
- radeon_ttm_tt_unpin_userptr(bdev, ttm);
gtt->bound = false;
}
-static void radeon_ttm_backend_destroy(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
+static void radeon_ttm_backend_destroy(struct ttm_device *bdev, struct ttm_tt *ttm)
{
struct radeon_ttm_tt *gtt = (void *)ttm;
struct radeon_device *rdev = radeon_get_rdev(bo->bdev);
if (rdev->flags & RADEON_IS_AGP) {
- return ttm_agp_tt_create(bo, rdev->ddev->agp->bridge,
- page_flags);
+ return ttm_agp_tt_create(bo, rdev->agp->bridge, page_flags);
}
#endif
rbo = container_of(bo, struct radeon_bo, tbo);
return container_of(ttm, struct radeon_ttm_tt, ttm);
}
-static int radeon_ttm_tt_populate(struct ttm_bo_device *bdev,
+static int radeon_ttm_tt_populate(struct ttm_device *bdev,
struct ttm_tt *ttm,
struct ttm_operation_ctx *ctx)
{
return ttm_pool_alloc(&rdev->mman.bdev.pool, ttm, ctx);
}
-static void radeon_ttm_tt_unpopulate(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
+static void radeon_ttm_tt_unpopulate(struct ttm_device *bdev, struct ttm_tt *ttm)
{
struct radeon_device *rdev = radeon_get_rdev(bdev);
struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(rdev, ttm);
return 0;
}
-bool radeon_ttm_tt_is_bound(struct ttm_bo_device *bdev,
+bool radeon_ttm_tt_is_bound(struct ttm_device *bdev,
struct ttm_tt *ttm)
{
#if IS_ENABLED(CONFIG_AGP)
return radeon_ttm_backend_is_bound(ttm);
}
-static int radeon_ttm_tt_bind(struct ttm_bo_device *bdev,
+static int radeon_ttm_tt_bind(struct ttm_device *bdev,
struct ttm_tt *ttm,
struct ttm_resource *bo_mem)
{
return radeon_ttm_backend_bind(bdev, ttm, bo_mem);
}
-static void radeon_ttm_tt_unbind(struct ttm_bo_device *bdev,
+static void radeon_ttm_tt_unbind(struct ttm_device *bdev,
struct ttm_tt *ttm)
{
#if IS_ENABLED(CONFIG_AGP)
radeon_ttm_backend_unbind(bdev, ttm);
}
-static void radeon_ttm_tt_destroy(struct ttm_bo_device *bdev,
+static void radeon_ttm_tt_destroy(struct ttm_device *bdev,
struct ttm_tt *ttm)
{
#if IS_ENABLED(CONFIG_AGP)
radeon_bo_move_notify(bo, false, NULL);
}
-static struct ttm_bo_driver radeon_bo_driver = {
+static struct ttm_device_funcs radeon_bo_driver = {
.ttm_tt_create = &radeon_ttm_tt_create,
.ttm_tt_populate = &radeon_ttm_tt_populate,
.ttm_tt_unpopulate = &radeon_ttm_tt_unpopulate,
.eviction_valuable = ttm_bo_eviction_valuable,
.evict_flags = &radeon_evict_flags,
.move = &radeon_bo_move,
- .verify_access = &radeon_verify_access,
.delete_mem_notify = &radeon_bo_delete_mem_notify,
.io_mem_reserve = &radeon_ttm_io_mem_reserve,
};
int r;
/* No others user of address space so set it to 0 */
- r = ttm_bo_device_init(&rdev->mman.bdev, &radeon_bo_driver, rdev->dev,
+ r = ttm_device_init(&rdev->mman.bdev, &radeon_bo_driver, rdev->dev,
rdev->ddev->anon_inode->i_mapping,
rdev->ddev->vma_offset_manager,
rdev->need_swiotlb,
DRM_INFO("radeon: %uM of GTT memory ready.\n",
(unsigned)(rdev->mc.gtt_size / (1024 * 1024)));
- r = radeon_ttm_debugfs_init(rdev);
- if (r) {
- DRM_ERROR("Failed to init debugfs\n");
- return r;
- }
+ radeon_ttm_debugfs_init(rdev);
+
return 0;
}
if (!rdev->mman.initialized)
return;
- radeon_ttm_debugfs_fini(rdev);
+
if (rdev->stolen_vga_memory) {
r = radeon_bo_reserve(rdev->stolen_vga_memory, false);
if (r == 0) {
}
ttm_range_man_fini(&rdev->mman.bdev, TTM_PL_VRAM);
ttm_range_man_fini(&rdev->mman.bdev, TTM_PL_TT);
- ttm_bo_device_release(&rdev->mman.bdev);
+ ttm_device_fini(&rdev->mman.bdev);
radeon_gart_fini(rdev);
rdev->mman.initialized = false;
DRM_INFO("radeon: ttm finalized\n");
man->size = size >> PAGE_SHIFT;
}
-static vm_fault_t radeon_ttm_fault(struct vm_fault *vmf)
-{
- struct ttm_buffer_object *bo = vmf->vma->vm_private_data;
- struct radeon_device *rdev = radeon_get_rdev(bo->bdev);
- vm_fault_t ret;
-
- down_read(&rdev->pm.mclk_lock);
-
- ret = ttm_bo_vm_reserve(bo, vmf);
- if (ret)
- goto unlock_mclk;
-
- ret = radeon_bo_fault_reserve_notify(bo);
- if (ret)
- goto unlock_resv;
-
- ret = ttm_bo_vm_fault_reserved(vmf, vmf->vma->vm_page_prot,
- TTM_BO_VM_NUM_PREFAULT, 1);
- if (ret == VM_FAULT_RETRY && !(vmf->flags & FAULT_FLAG_RETRY_NOWAIT))
- goto unlock_mclk;
-
-unlock_resv:
- dma_resv_unlock(bo->base.resv);
-
-unlock_mclk:
- up_read(&rdev->pm.mclk_lock);
- return ret;
-}
-
-static struct vm_operations_struct radeon_ttm_vm_ops = {
- .fault = radeon_ttm_fault,
- .open = ttm_bo_vm_open,
- .close = ttm_bo_vm_close,
- .access = ttm_bo_vm_access
-};
-
-int radeon_mmap(struct file *filp, struct vm_area_struct *vma)
-{
- int r;
- struct drm_file *file_priv = filp->private_data;
- struct radeon_device *rdev = file_priv->minor->dev->dev_private;
-
- if (rdev == NULL)
- return -EINVAL;
-
- r = ttm_bo_mmap(filp, vma, &rdev->mman.bdev);
- if (unlikely(r != 0))
- return r;
-
- vma->vm_ops = &radeon_ttm_vm_ops;
- return 0;
-}
-
#if defined(CONFIG_DEBUG_FS)
-static int radeon_mm_dump_table(struct seq_file *m, void *data)
+static int radeon_mm_vram_dump_table_show(struct seq_file *m, void *unused)
{
- struct drm_info_node *node = (struct drm_info_node *)m->private;
- unsigned ttm_pl = *(int*)node->info_ent->data;
- struct drm_device *dev = node->minor->dev;
- struct radeon_device *rdev = dev->dev_private;
- struct ttm_resource_manager *man = ttm_manager_type(&rdev->mman.bdev, ttm_pl);
+ struct radeon_device *rdev = (struct radeon_device *)m->private;
+ struct ttm_resource_manager *man = ttm_manager_type(&rdev->mman.bdev,
+ TTM_PL_VRAM);
struct drm_printer p = drm_seq_file_printer(m);
man->func->debug(man, &p);
return 0;
}
-static int radeon_ttm_pool_debugfs(struct seq_file *m, void *data)
+static int radeon_ttm_page_pool_show(struct seq_file *m, void *data)
{
- struct drm_info_node *node = (struct drm_info_node *)m->private;
- struct drm_device *dev = node->minor->dev;
- struct radeon_device *rdev = dev->dev_private;
+ struct radeon_device *rdev = (struct radeon_device *)m->private;
return ttm_pool_debugfs(&rdev->mman.bdev.pool, m);
}
-static int ttm_pl_vram = TTM_PL_VRAM;
-static int ttm_pl_tt = TTM_PL_TT;
+static int radeon_mm_gtt_dump_table_show(struct seq_file *m, void *unused)
+{
+ struct radeon_device *rdev = (struct radeon_device *)m->private;
+ struct ttm_resource_manager *man = ttm_manager_type(&rdev->mman.bdev,
+ TTM_PL_TT);
+ struct drm_printer p = drm_seq_file_printer(m);
-static struct drm_info_list radeon_ttm_debugfs_list[] = {
- {"radeon_vram_mm", radeon_mm_dump_table, 0, &ttm_pl_vram},
- {"radeon_gtt_mm", radeon_mm_dump_table, 0, &ttm_pl_tt},
- {"ttm_page_pool", radeon_ttm_pool_debugfs, 0, NULL}
-};
+ man->func->debug(man, &p);
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(radeon_mm_vram_dump_table);
+DEFINE_SHOW_ATTRIBUTE(radeon_mm_gtt_dump_table);
+DEFINE_SHOW_ATTRIBUTE(radeon_ttm_page_pool);
static int radeon_ttm_vram_open(struct inode *inode, struct file *filep)
{
value = RREG32(RADEON_MM_DATA);
spin_unlock_irqrestore(&rdev->mmio_idx_lock, flags);
- r = put_user(value, (uint32_t *)buf);
+ r = put_user(value, (uint32_t __user *)buf);
if (r)
return r;
#endif
-static int radeon_ttm_debugfs_init(struct radeon_device *rdev)
+static void radeon_ttm_debugfs_init(struct radeon_device *rdev)
{
#if defined(CONFIG_DEBUG_FS)
- unsigned count;
-
struct drm_minor *minor = rdev->ddev->primary;
struct dentry *root = minor->debugfs_root;
- rdev->mman.vram = debugfs_create_file("radeon_vram", S_IFREG | S_IRUGO,
- root, rdev,
- &radeon_ttm_vram_fops);
-
- rdev->mman.gtt = debugfs_create_file("radeon_gtt", S_IFREG | S_IRUGO,
- root, rdev, &radeon_ttm_gtt_fops);
-
- count = ARRAY_SIZE(radeon_ttm_debugfs_list);
-
- return radeon_debugfs_add_files(rdev, radeon_ttm_debugfs_list, count);
-#else
-
- return 0;
-#endif
-}
-
-static void radeon_ttm_debugfs_fini(struct radeon_device *rdev)
-{
-#if defined(CONFIG_DEBUG_FS)
+ debugfs_create_file("radeon_vram", 0444, root, rdev,
+ &radeon_ttm_vram_fops);
- debugfs_remove(rdev->mman.vram);
- rdev->mman.vram = NULL;
+ debugfs_create_file("radeon_gtt", 0444, root, rdev,
+ &radeon_ttm_gtt_fops);
- debugfs_remove(rdev->mman.gtt);
- rdev->mman.gtt = NULL;
+ debugfs_create_file("radeon_vram_mm", 0444, root, rdev,
+ &radeon_mm_vram_dump_table_fops);
+ debugfs_create_file("radeon_gtt_mm", 0444, root, rdev,
+ &radeon_mm_gtt_dump_table_fops);
+ debugfs_create_file("ttm_page_pool", 0444, root, rdev,
+ &radeon_ttm_page_pool_fops);
#endif
}