On 04/19/2017 11:50 AM, Chunming Zhou wrote:
Change-Id: Ifea42c8ae2206143d7e22b35eea537ba9e928fe8
Signed-off-by: Chunming Zhou <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 13 ++++++++++---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 6 ------
2 files changed, 10 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
index 85de145..db7bbde 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
@@ -97,6 +97,7 @@ int amdgpu_gtt_mgr_alloc(struct ttm_mem_type_manager *man,
{
struct amdgpu_gtt_mgr *mgr = man->priv;
struct drm_mm_node *node = mem->mm_node;
+ struct amdgpu_device *adev = amdgpu_ttm_adev(man->bdev);
enum drm_mm_search_flags sflags = DRM_MM_SEARCH_BEST;
enum drm_mm_allocator_flags aflags = DRM_MM_CREATE_DEFAULT;
unsigned long fpfn, lpfn;
@@ -124,8 +125,10 @@ int amdgpu_gtt_mgr_alloc(struct ttm_mem_type_manager *man,
r = drm_mm_insert_node_in_range_generic(&mgr->mm, node, mem->num_pages,
mem->page_alignment, 0,
fpfn, lpfn, sflags, aflags);
- if (!r)
+ if (!r) {
mgr->available -= mem->num_pages;
+ atomic64_add(mem->size, &adev->gtt_usage);
+ }
spin_unlock(&mgr->lock);
if (!r) {
@@ -140,10 +143,12 @@ int amdgpu_gtt_mgr_alloc(struct ttm_mem_type_manager *man,
void amdgpu_gtt_mgr_print(struct seq_file *m, struct ttm_mem_type_manager
*man)
{
+ struct amdgpu_device *adev = amdgpu_ttm_adev(man->bdev);
struct amdgpu_gtt_mgr *mgr = man->priv;
- seq_printf(m, "man size:%llu pages, gtt available:%llu pages\n",
- man->size, mgr->available);
+ seq_printf(m, "man size:%llu pages, gtt available:%llu pages,
usage:%lluMB\n",
+ man->size, mgr->available,
+ (u64)atomic64_read(&adev->gtt_usage) >> 20);
}
/**
* amdgpu_gtt_mgr_new - allocate a new node
@@ -214,6 +219,7 @@ static void amdgpu_gtt_mgr_del(struct ttm_mem_type_manager
*man,
{
struct amdgpu_gtt_mgr *mgr = man->priv;
struct drm_mm_node *node = mem->mm_node;
+ struct amdgpu_device *adev = amdgpu_ttm_adev(man->bdev);
if (!node)
return;
@@ -222,6 +228,7 @@ static void amdgpu_gtt_mgr_del(struct ttm_mem_type_manager
*man,
if (node->start != AMDGPU_BO_INVALID_OFFSET) {
drm_mm_remove_node(node);
mgr->available += mem->num_pages;
+ atomic64_sub(mem->size, &adev->gtt_usage);
}
spin_unlock(&mgr->lock);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 3cde1c9..2249eb6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -61,9 +61,6 @@ static void amdgpu_update_memory_usage(struct amdgpu_device
*adev,
if (new_mem) {
switch (new_mem->mem_type) {
- case TTM_PL_TT:
- atomic64_add(new_mem->size, &adev->gtt_usage);
- break;
IMO, we may still need this, since it's updated when bo moves.
For instance, VRAM bo to GTT, it requires to update gtt_usage as well.
case TTM_PL_VRAM:
atomic64_add(new_mem->size, &adev->vram_usage);
vis_size = amdgpu_get_vis_part_size(adev, new_mem);
@@ -80,9 +77,6 @@ static void amdgpu_update_memory_usage(struct amdgpu_device
*adev,
if (old_mem) {
switch (old_mem->mem_type) {
- case TTM_PL_TT:
- atomic64_sub(old_mem->size, &adev->gtt_usage);
- break;
Same comment as above.
Jerry
case TTM_PL_VRAM:
atomic64_sub(old_mem->size, &adev->vram_usage);
vis_size = amdgpu_get_vis_part_size(adev, old_mem);
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