drm/ttm: rename ttm_mem_type_manager -> ttm_resource_manager.

This name makes a lot more sense, since these are about managing
driver resources rather than just memory ranges.

Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200804025632.3868079-59-airlied@gmail.com

8 files changed, 47 insertions, 47 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
index ba4d11e8a960..e2b4d3fc601d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -517,7 +517,7 @@ out_put:
 uint64_t amdgpu_amdkfd_get_vram_usage(struct kgd_dev *kgd)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
-	struct ttm_mem_type_manager *vram_man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
+	struct ttm_resource_manager *vram_man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
 
 	return amdgpu_vram_mgr_usage(vram_man);
 }
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 5ef7b3b7c9af..65b67c82a4b9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -299,7 +299,7 @@ static void amdgpu_cs_get_threshold_for_moves(struct amdgpu_device *adev,
 {
 	s64 time_us, increment_us;
 	u64 free_vram, total_vram, used_vram;
-	struct ttm_mem_type_manager *vram_man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
+	struct ttm_resource_manager *vram_man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
 	/* Allow a maximum of 200 accumulated ms. This is basically per-IB
 	 * throttling.
 	 *
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
index e9de6f9538c0..b9050b7221d5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
@@ -25,13 +25,13 @@
 #include "amdgpu.h"
 
 struct amdgpu_gtt_mgr {
-	struct ttm_mem_type_manager manager;
+	struct ttm_resource_manager manager;
 	struct drm_mm mm;
 	spinlock_t lock;
 	atomic64_t available;
 };
 
-static inline struct amdgpu_gtt_mgr *to_gtt_mgr(struct ttm_mem_type_manager *man)
+static inline struct amdgpu_gtt_mgr *to_gtt_mgr(struct ttm_resource_manager *man)
 {
 	return container_of(man, struct amdgpu_gtt_mgr, manager);
 }
@@ -54,7 +54,7 @@ static ssize_t amdgpu_mem_info_gtt_total_show(struct device *dev,
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	struct ttm_mem_type_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
+	struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
 	return snprintf(buf, PAGE_SIZE, "%llu\n",
 			man->size * PAGE_SIZE);
 }
@@ -72,7 +72,7 @@ static ssize_t amdgpu_mem_info_gtt_used_show(struct device *dev,
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	struct ttm_mem_type_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
+	struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
 	return snprintf(buf, PAGE_SIZE, "%llu\n",
 			amdgpu_gtt_mgr_usage(man));
 }
@@ -82,7 +82,7 @@ static DEVICE_ATTR(mem_info_gtt_total, S_IRUGO,
 static DEVICE_ATTR(mem_info_gtt_used, S_IRUGO,
 	           amdgpu_mem_info_gtt_used_show, NULL);
 
-static const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func;
+static const struct ttm_resource_manager_func amdgpu_gtt_mgr_func;
 /**
  * amdgpu_gtt_mgr_init - init GTT manager and DRM MM
  *
@@ -93,7 +93,7 @@ static const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func;
  */
 int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size)
 {
-	struct ttm_mem_type_manager *man;
+	struct ttm_resource_manager *man;
 	struct amdgpu_gtt_mgr *mgr;
 	uint64_t start, size;
 	int ret;
@@ -108,7 +108,7 @@ int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size)
 	man->available_caching = TTM_PL_MASK_CACHING;
 	man->default_caching = TTM_PL_FLAG_CACHED;
 
-	ttm_mem_type_manager_init(man, gtt_size >> PAGE_SHIFT);
+	ttm_resource_manager_init(man, gtt_size >> PAGE_SHIFT);
 
 	start = AMDGPU_GTT_MAX_TRANSFER_SIZE * AMDGPU_GTT_NUM_TRANSFER_WINDOWS;
 	size = (adev->gmc.gart_size >> PAGE_SHIFT) - start;
@@ -128,7 +128,7 @@ int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size)
 	}
 
 	ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_TT, &mgr->manager);
-	ttm_mem_type_manager_set_used(man, true);
+	ttm_resource_manager_set_used(man, true);
 	return 0;
 }
 
@@ -142,13 +142,13 @@ int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size)
  */
 void amdgpu_gtt_mgr_fini(struct amdgpu_device *adev)
 {
-	struct ttm_mem_type_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
+	struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
 	struct amdgpu_gtt_mgr *mgr = to_gtt_mgr(man);
 	int ret;
 
-	ttm_mem_type_manager_set_used(man, false);
+	ttm_resource_manager_set_used(man, false);
 
-	ret = ttm_mem_type_manager_force_list_clean(&adev->mman.bdev, man);
+	ret = ttm_resource_manager_force_list_clean(&adev->mman.bdev, man);
 	if (ret)
 		return;
 
@@ -159,7 +159,7 @@ void amdgpu_gtt_mgr_fini(struct amdgpu_device *adev)
 	device_remove_file(adev->dev, &dev_attr_mem_info_gtt_total);
 	device_remove_file(adev->dev, &dev_attr_mem_info_gtt_used);
 
-	ttm_mem_type_manager_cleanup(man);
+	ttm_resource_manager_cleanup(man);
 	ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_TT, NULL);
 	kfree(mgr);
 }
@@ -186,7 +186,7 @@ bool amdgpu_gtt_mgr_has_gart_addr(struct ttm_mem_reg *mem)
  *
  * Dummy, allocate the node but no space for it yet.
  */
-static int amdgpu_gtt_mgr_new(struct ttm_mem_type_manager *man,
+static int amdgpu_gtt_mgr_new(struct ttm_resource_manager *man,
 			      struct ttm_buffer_object *tbo,
 			      const struct ttm_place *place,
 			      struct ttm_mem_reg *mem)
@@ -251,7 +251,7 @@ err_out:
  *
  * Free the allocated GTT again.
  */
-static void amdgpu_gtt_mgr_del(struct ttm_mem_type_manager *man,
+static void amdgpu_gtt_mgr_del(struct ttm_resource_manager *man,
 			       struct ttm_mem_reg *mem)
 {
 	struct amdgpu_gtt_mgr *mgr = to_gtt_mgr(man);
@@ -274,7 +274,7 @@ static void amdgpu_gtt_mgr_del(struct ttm_mem_type_manager *man,
  *
  * Return how many bytes are used in the GTT domain
  */
-uint64_t amdgpu_gtt_mgr_usage(struct ttm_mem_type_manager *man)
+uint64_t amdgpu_gtt_mgr_usage(struct ttm_resource_manager *man)
 {
 	struct amdgpu_gtt_mgr *mgr = to_gtt_mgr(man);
 	s64 result = man->size - atomic64_read(&mgr->available);
@@ -282,7 +282,7 @@ uint64_t amdgpu_gtt_mgr_usage(struct ttm_mem_type_manager *man)
 	return (result > 0 ? result : 0) * PAGE_SIZE;
 }
 
-int amdgpu_gtt_mgr_recover(struct ttm_mem_type_manager *man)
+int amdgpu_gtt_mgr_recover(struct ttm_resource_manager *man)
 {
 	struct amdgpu_gtt_mgr *mgr = to_gtt_mgr(man);
 	struct amdgpu_gtt_node *node;
@@ -309,7 +309,7 @@ int amdgpu_gtt_mgr_recover(struct ttm_mem_type_manager *man)
  *
  * Dump the table content using printk.
  */
-static void amdgpu_gtt_mgr_debug(struct ttm_mem_type_manager *man,
+static void amdgpu_gtt_mgr_debug(struct ttm_resource_manager *man,
 				 struct drm_printer *printer)
 {
 	struct amdgpu_gtt_mgr *mgr = to_gtt_mgr(man);
@@ -323,7 +323,7 @@ static void amdgpu_gtt_mgr_debug(struct ttm_mem_type_manager *man,
 		   amdgpu_gtt_mgr_usage(man) >> 20);
 }
 
-static const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func = {
+static const struct ttm_resource_manager_func amdgpu_gtt_mgr_func = {
 	.get_node = amdgpu_gtt_mgr_new,
 	.put_node = amdgpu_gtt_mgr_del,
 	.debug = amdgpu_gtt_mgr_debug
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 134cca1af744..fff9c013f337 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -616,9 +616,9 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 	}
 	case AMDGPU_INFO_MEMORY: {
 		struct drm_amdgpu_memory_info mem;
-		struct ttm_mem_type_manager *vram_man =
+		struct ttm_resource_manager *vram_man =
 			ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
-		struct ttm_mem_type_manager *gtt_man =
+		struct ttm_resource_manager *gtt_man =
 			ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
 		memset(&mem, 0, sizeof(mem));
 		mem.vram.total_heap_size = adev->gmc.real_vram_size;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index ced418cba2f7..ce98df5b0c21 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -442,7 +442,7 @@ void amdgpu_bo_free_kernel(struct amdgpu_bo **bo, u64 *gpu_addr,
 static bool amdgpu_bo_validate_size(struct amdgpu_device *adev,
 					  unsigned long size, u32 domain)
 {
-	struct ttm_mem_type_manager *man = NULL;
+	struct ttm_resource_manager *man = NULL;
 
 	/*
 	 * If GTT is part of requested domains the check must succeed to
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 555695854076..2fc0214d9a95 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -2012,7 +2012,7 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev)
  */
 void amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable)
 {
-	struct ttm_mem_type_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
+	struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
 	uint64_t size;
 	int r;
 
@@ -2234,7 +2234,7 @@ static int amdgpu_mm_dump_table(struct seq_file *m, void *data)
 	unsigned ttm_pl = (uintptr_t)node->info_ent->data;
 	struct drm_device *dev = node->minor->dev;
 	struct amdgpu_device *adev = dev->dev_private;
-	struct ttm_mem_type_manager *man = ttm_manager_type(&adev->mman.bdev, ttm_pl);
+	struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, ttm_pl);
 	struct drm_printer p = drm_seq_file_printer(m);
 
 	man->func->debug(man, &p);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index c01fdb3f0458..3db29ae1f802 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -73,8 +73,8 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev);
 void amdgpu_vram_mgr_fini(struct amdgpu_device *adev);
 
 bool amdgpu_gtt_mgr_has_gart_addr(struct ttm_mem_reg *mem);
-uint64_t amdgpu_gtt_mgr_usage(struct ttm_mem_type_manager *man);
-int amdgpu_gtt_mgr_recover(struct ttm_mem_type_manager *man);
+uint64_t amdgpu_gtt_mgr_usage(struct ttm_resource_manager *man);
+int amdgpu_gtt_mgr_recover(struct ttm_resource_manager *man);
 
 u64 amdgpu_vram_mgr_bo_visible_size(struct amdgpu_bo *bo);
 int amdgpu_vram_mgr_alloc_sgt(struct amdgpu_device *adev,
@@ -86,8 +86,8 @@ void amdgpu_vram_mgr_free_sgt(struct amdgpu_device *adev,
 			      struct device *dev,
 			      enum dma_data_direction dir,
 			      struct sg_table *sgt);
-uint64_t amdgpu_vram_mgr_usage(struct ttm_mem_type_manager *man);
-uint64_t amdgpu_vram_mgr_vis_usage(struct ttm_mem_type_manager *man);
+uint64_t amdgpu_vram_mgr_usage(struct ttm_resource_manager *man);
+uint64_t amdgpu_vram_mgr_vis_usage(struct ttm_resource_manager *man);
 
 int amdgpu_ttm_init(struct amdgpu_device *adev);
 void amdgpu_ttm_late_init(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index 03a6248f0c4e..6f888a63f22d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -29,7 +29,7 @@
 #include "atom.h"
 
 struct amdgpu_vram_mgr {
-	struct ttm_mem_type_manager manager;
+	struct ttm_resource_manager manager;
 	struct drm_mm mm;
 	spinlock_t lock;
 	atomic64_t usage;
@@ -37,7 +37,7 @@ struct amdgpu_vram_mgr {
 	struct amdgpu_device *adev;
 };
 
-static inline struct amdgpu_vram_mgr *to_vram_mgr(struct ttm_mem_type_manager *man)
+static inline struct amdgpu_vram_mgr *to_vram_mgr(struct ttm_resource_manager *man)
 {
 	return container_of(man, struct amdgpu_vram_mgr, manager);
 }
@@ -89,7 +89,7 @@ static ssize_t amdgpu_mem_info_vram_used_show(struct device *dev,
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	struct ttm_mem_type_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
+	struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
 	return snprintf(buf, PAGE_SIZE, "%llu\n",
 			amdgpu_vram_mgr_usage(man));
 }
@@ -107,7 +107,7 @@ static ssize_t amdgpu_mem_info_vis_vram_used_show(struct device *dev,
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	struct ttm_mem_type_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
+	struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
 	return snprintf(buf, PAGE_SIZE, "%llu\n",
 			amdgpu_vram_mgr_vis_usage(man));
 }
@@ -165,7 +165,7 @@ static const struct attribute *amdgpu_vram_mgr_attributes[] = {
 	NULL
 };
 
-static const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func;
+static const struct ttm_resource_manager_func amdgpu_vram_mgr_func;
 
 /**
  * amdgpu_vram_mgr_init - init VRAM manager and DRM MM
@@ -177,7 +177,7 @@ static const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func;
  */
 int amdgpu_vram_mgr_init(struct amdgpu_device *adev)
 {
-	struct ttm_mem_type_manager *man;
+	struct ttm_resource_manager *man;
 	struct amdgpu_vram_mgr *mgr;
 	int ret;
 
@@ -190,7 +190,7 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev)
 	man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC;
 	man->default_caching = TTM_PL_FLAG_WC;
 
-	ttm_mem_type_manager_init(man, adev->gmc.real_vram_size >> PAGE_SHIFT);
+	ttm_resource_manager_init(man, adev->gmc.real_vram_size >> PAGE_SHIFT);
 
 	man->func = &amdgpu_vram_mgr_func;
 
@@ -205,7 +205,7 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev)
 		DRM_ERROR("Failed to register sysfs\n");
 
 	ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_VRAM, &mgr->manager);
-	ttm_mem_type_manager_set_used(man, true);
+	ttm_resource_manager_set_used(man, true);
 	return 0;
 }
 
@@ -219,13 +219,13 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev)
  */
 void amdgpu_vram_mgr_fini(struct amdgpu_device *adev)
 {
-	struct ttm_mem_type_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
+	struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM);
 	struct amdgpu_vram_mgr *mgr = to_vram_mgr(man);
 	int ret;
 
-	ttm_mem_type_manager_set_used(man, false);
+	ttm_resource_manager_set_used(man, false);
 
-	ret = ttm_mem_type_manager_force_list_clean(&adev->mman.bdev, man);
+	ret = ttm_resource_manager_force_list_clean(&adev->mman.bdev, man);
 	if (ret)
 		return;
 
@@ -235,7 +235,7 @@ void amdgpu_vram_mgr_fini(struct amdgpu_device *adev)
 
 	sysfs_remove_files(&adev->dev->kobj, amdgpu_vram_mgr_attributes);
 
-	ttm_mem_type_manager_cleanup(man);
+	ttm_resource_manager_cleanup(man);
 	ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_VRAM, NULL);
 	kfree(mgr);
 }
@@ -321,7 +321,7 @@ static void amdgpu_vram_mgr_virt_start(struct ttm_mem_reg *mem,
  *
  * Allocate VRAM for the given BO.
  */
-static int amdgpu_vram_mgr_new(struct ttm_mem_type_manager *man,
+static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
 			       struct ttm_buffer_object *tbo,
 			       const struct ttm_place *place,
 			       struct ttm_mem_reg *mem)
@@ -441,7 +441,7 @@ error:
  *
  * Free the allocated VRAM again.
  */
-static void amdgpu_vram_mgr_del(struct ttm_mem_type_manager *man,
+static void amdgpu_vram_mgr_del(struct ttm_resource_manager *man,
 				struct ttm_mem_reg *mem)
 {
 	struct amdgpu_vram_mgr *mgr = to_vram_mgr(man);
@@ -575,7 +575,7 @@ void amdgpu_vram_mgr_free_sgt(struct amdgpu_device *adev,
  *
  * Returns how many bytes are used in this domain.
  */
-uint64_t amdgpu_vram_mgr_usage(struct ttm_mem_type_manager *man)
+uint64_t amdgpu_vram_mgr_usage(struct ttm_resource_manager *man)
 {
 	struct amdgpu_vram_mgr *mgr = to_vram_mgr(man);
 
@@ -589,7 +589,7 @@ uint64_t amdgpu_vram_mgr_usage(struct ttm_mem_type_manager *man)
  *
  * Returns how many bytes are used in the visible part of VRAM
  */
-uint64_t amdgpu_vram_mgr_vis_usage(struct ttm_mem_type_manager *man)
+uint64_t amdgpu_vram_mgr_vis_usage(struct ttm_resource_manager *man)
 {
 	struct amdgpu_vram_mgr *mgr = to_vram_mgr(man);
 
@@ -604,7 +604,7 @@ uint64_t amdgpu_vram_mgr_vis_usage(struct ttm_mem_type_manager *man)
  *
  * Dump the table content using printk.
  */
-static void amdgpu_vram_mgr_debug(struct ttm_mem_type_manager *man,
+static void amdgpu_vram_mgr_debug(struct ttm_resource_manager *man,
 				  struct drm_printer *printer)
 {
 	struct amdgpu_vram_mgr *mgr = to_vram_mgr(man);
@@ -618,7 +618,7 @@ static void amdgpu_vram_mgr_debug(struct ttm_mem_type_manager *man,
 		   amdgpu_vram_mgr_vis_usage(man) >> 20);
 }
 
-static const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func = {
+static const struct ttm_resource_manager_func amdgpu_vram_mgr_func = {
 	.get_node	= amdgpu_vram_mgr_new,
 	.put_node	= amdgpu_vram_mgr_del,
 	.debug		= amdgpu_vram_mgr_debug