Re: [PATCH 08/10] drm/amdgpu: distinct between allocated GART space and GMC addr
On 08/28/2018 12:53 AM, Christian König wrote:
Most of the time we only need to know if the BO has a valid GMC addr.
Signed-off-by: Christian König
good to see this cleanup :)
Reviewed-by: Junwei Zhang
---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 --
drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c| 13 +
3 files changed, 6 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 5ddd4e87480b..b5f20b42439e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1362,8 +1362,6 @@ void amdgpu_bo_fence(struct amdgpu_bo *bo, struct
dma_fence *fence,
u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo)
{
WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_SYSTEM);
- WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_TT &&
-!amdgpu_gtt_mgr_has_gart_addr(>tbo.mem));
WARN_ON_ONCE(!ww_mutex_is_locked(>tbo.resv->lock) &&
!bo->pin_count);
WARN_ON_ONCE(bo->tbo.mem.start == AMDGPU_BO_INVALID_OFFSET);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index 18945dd6982d..37c79ae3574e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -200,7 +200,7 @@ static inline u64 amdgpu_bo_mmap_offset(struct amdgpu_bo
*bo)
static inline bool amdgpu_bo_gpu_accessible(struct amdgpu_bo *bo)
{
switch (bo->tbo.mem.mem_type) {
- case TTM_PL_TT: return amdgpu_gtt_mgr_has_gart_addr(>tbo.mem);
+ case TTM_PL_TT: return bo->tbo.mem.start != AMDGPU_BO_INVALID_OFFSET;
case TTM_PL_VRAM: return true;
default: return false;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 5cadf4f1ee2c..d9f3201c9e5c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -345,7 +345,7 @@ static uint64_t amdgpu_mm_node_addr(struct
ttm_buffer_object *bo,
{
uint64_t addr = 0;
- if (mem->mem_type != TTM_PL_TT || amdgpu_gtt_mgr_has_gart_addr(mem)) {
+ if (mm_node->start != AMDGPU_BO_INVALID_OFFSET) {
addr = mm_node->start << PAGE_SHIFT;
addr += bo->bdev->man[mem->mem_type].gpu_offset;
}
@@ -433,8 +433,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
/* Map only what needs to be accessed. Map src to window 0 and
* dst to window 1
*/
- if (src->mem->mem_type == TTM_PL_TT &&
- !amdgpu_gtt_mgr_has_gart_addr(src->mem)) {
+ if (src->mem->start == AMDGPU_BO_INVALID_OFFSET) {
r = amdgpu_map_buffer(src->bo, src->mem,
PFN_UP(cur_size + src_page_offset),
src_node_start, 0, ring,
@@ -447,8 +446,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
from += src_page_offset;
}
- if (dst->mem->mem_type == TTM_PL_TT &&
- !amdgpu_gtt_mgr_has_gart_addr(dst->mem)) {
+ if (dst->mem->start == AMDGPU_BO_INVALID_OFFSET) {
r = amdgpu_map_buffer(dst->bo, dst->mem,
PFN_UP(cur_size + dst_page_offset),
dst_node_start, 1, ring,
@@ -1086,11 +1084,10 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo)
uint64_t flags;
int r;
- if (bo->mem.mem_type != TTM_PL_TT ||
- amdgpu_gtt_mgr_has_gart_addr(>mem))
+ if (bo->mem.start != AMDGPU_BO_INVALID_OFFSET)
return 0;
- /* allocate GTT space */
+ /* allocate GART space */
tmp = bo->mem;
tmp.mm_node = NULL;
placement.num_placement = 1;
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Re: [PATCH 08/10] drm/amdgpu: distinct between allocated GART space and GMC addr
On 2018-08-27 12:53 PM, Christian König wrote:
> Most of the time we only need to know if the BO has a valid GMC addr.
>
> Signed-off-by: Christian König
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 --
> drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 2 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c| 13 +
> 3 files changed, 6 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> index 5ddd4e87480b..b5f20b42439e 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> @@ -1362,8 +1362,6 @@ void amdgpu_bo_fence(struct amdgpu_bo *bo, struct
> dma_fence *fence,
> u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo)
> {
> WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_SYSTEM);
> - WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_TT &&
> - !amdgpu_gtt_mgr_has_gart_addr(>tbo.mem));
> WARN_ON_ONCE(!ww_mutex_is_locked(>tbo.resv->lock) &&
>!bo->pin_count);
> WARN_ON_ONCE(bo->tbo.mem.start == AMDGPU_BO_INVALID_OFFSET);
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
> index 18945dd6982d..37c79ae3574e 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
> @@ -200,7 +200,7 @@ static inline u64 amdgpu_bo_mmap_offset(struct amdgpu_bo
> *bo)
> static inline bool amdgpu_bo_gpu_accessible(struct amdgpu_bo *bo)
As far as I can tell, this function is completely unused. So your change
here has no effect.
Other than that Acked-by: Felix Kuehling
Regards,
Felix
> {
> switch (bo->tbo.mem.mem_type) {
> - case TTM_PL_TT: return amdgpu_gtt_mgr_has_gart_addr(>tbo.mem);
> + case TTM_PL_TT: return bo->tbo.mem.start != AMDGPU_BO_INVALID_OFFSET;
> case TTM_PL_VRAM: return true;
> default: return false;
> }
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> index 5cadf4f1ee2c..d9f3201c9e5c 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> @@ -345,7 +345,7 @@ static uint64_t amdgpu_mm_node_addr(struct
> ttm_buffer_object *bo,
> {
> uint64_t addr = 0;
>
> - if (mem->mem_type != TTM_PL_TT || amdgpu_gtt_mgr_has_gart_addr(mem)) {
> + if (mm_node->start != AMDGPU_BO_INVALID_OFFSET) {
> addr = mm_node->start << PAGE_SHIFT;
> addr += bo->bdev->man[mem->mem_type].gpu_offset;
> }
> @@ -433,8 +433,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
> /* Map only what needs to be accessed. Map src to window 0 and
>* dst to window 1
>*/
> - if (src->mem->mem_type == TTM_PL_TT &&
> - !amdgpu_gtt_mgr_has_gart_addr(src->mem)) {
> + if (src->mem->start == AMDGPU_BO_INVALID_OFFSET) {
> r = amdgpu_map_buffer(src->bo, src->mem,
> PFN_UP(cur_size + src_page_offset),
> src_node_start, 0, ring,
> @@ -447,8 +446,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
> from += src_page_offset;
> }
>
> - if (dst->mem->mem_type == TTM_PL_TT &&
> - !amdgpu_gtt_mgr_has_gart_addr(dst->mem)) {
> + if (dst->mem->start == AMDGPU_BO_INVALID_OFFSET) {
> r = amdgpu_map_buffer(dst->bo, dst->mem,
> PFN_UP(cur_size + dst_page_offset),
> dst_node_start, 1, ring,
> @@ -1086,11 +1084,10 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object
> *bo)
> uint64_t flags;
> int r;
>
> - if (bo->mem.mem_type != TTM_PL_TT ||
> - amdgpu_gtt_mgr_has_gart_addr(>mem))
> + if (bo->mem.start != AMDGPU_BO_INVALID_OFFSET)
> return 0;
>
> - /* allocate GTT space */
> + /* allocate GART space */
> tmp = bo->mem;
> tmp.mm_node = NULL;
> placement.num_placement = 1;
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[PATCH 08/10] drm/amdgpu: distinct between allocated GART space and GMC addr
Most of the time we only need to know if the BO has a valid GMC addr.
Signed-off-by: Christian König
---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 --
drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c| 13 +
3 files changed, 6 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 5ddd4e87480b..b5f20b42439e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1362,8 +1362,6 @@ void amdgpu_bo_fence(struct amdgpu_bo *bo, struct
dma_fence *fence,
u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo)
{
WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_SYSTEM);
- WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_TT &&
-!amdgpu_gtt_mgr_has_gart_addr(>tbo.mem));
WARN_ON_ONCE(!ww_mutex_is_locked(>tbo.resv->lock) &&
!bo->pin_count);
WARN_ON_ONCE(bo->tbo.mem.start == AMDGPU_BO_INVALID_OFFSET);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index 18945dd6982d..37c79ae3574e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -200,7 +200,7 @@ static inline u64 amdgpu_bo_mmap_offset(struct amdgpu_bo
*bo)
static inline bool amdgpu_bo_gpu_accessible(struct amdgpu_bo *bo)
{
switch (bo->tbo.mem.mem_type) {
- case TTM_PL_TT: return amdgpu_gtt_mgr_has_gart_addr(>tbo.mem);
+ case TTM_PL_TT: return bo->tbo.mem.start != AMDGPU_BO_INVALID_OFFSET;
case TTM_PL_VRAM: return true;
default: return false;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 5cadf4f1ee2c..d9f3201c9e5c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -345,7 +345,7 @@ static uint64_t amdgpu_mm_node_addr(struct
ttm_buffer_object *bo,
{
uint64_t addr = 0;
- if (mem->mem_type != TTM_PL_TT || amdgpu_gtt_mgr_has_gart_addr(mem)) {
+ if (mm_node->start != AMDGPU_BO_INVALID_OFFSET) {
addr = mm_node->start << PAGE_SHIFT;
addr += bo->bdev->man[mem->mem_type].gpu_offset;
}
@@ -433,8 +433,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
/* Map only what needs to be accessed. Map src to window 0 and
* dst to window 1
*/
- if (src->mem->mem_type == TTM_PL_TT &&
- !amdgpu_gtt_mgr_has_gart_addr(src->mem)) {
+ if (src->mem->start == AMDGPU_BO_INVALID_OFFSET) {
r = amdgpu_map_buffer(src->bo, src->mem,
PFN_UP(cur_size + src_page_offset),
src_node_start, 0, ring,
@@ -447,8 +446,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
from += src_page_offset;
}
- if (dst->mem->mem_type == TTM_PL_TT &&
- !amdgpu_gtt_mgr_has_gart_addr(dst->mem)) {
+ if (dst->mem->start == AMDGPU_BO_INVALID_OFFSET) {
r = amdgpu_map_buffer(dst->bo, dst->mem,
PFN_UP(cur_size + dst_page_offset),
dst_node_start, 1, ring,
@@ -1086,11 +1084,10 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo)
uint64_t flags;
int r;
- if (bo->mem.mem_type != TTM_PL_TT ||
- amdgpu_gtt_mgr_has_gart_addr(>mem))
+ if (bo->mem.start != AMDGPU_BO_INVALID_OFFSET)
return 0;
- /* allocate GTT space */
+ /* allocate GART space */
tmp = bo->mem;
tmp.mm_node = NULL;
placement.num_placement = 1;
--
2.17.1
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