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authorDave Airlie <airlied@redhat.com>2020-08-07 02:04:50 +0300
committerDave Airlie <airlied@redhat.com>2020-08-10 03:33:35 +0300
commit4f297b9c82e1a43d2c02a687aa134e1b7318b7e6 (patch)
treec77f5992bd548848f03324c5e8688aace8422798 /drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
parent87154ff86bf69ecf76600e56ecab0b79fc3f71ea (diff)
downloadlinux-4f297b9c82e1a43d2c02a687aa134e1b7318b7e6.tar.xz
drm/amdgpu/ttm: move vram/gtt mgr allocations to mman.
Christian suggested this and it makes sense. Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200806233459.4057784-2-airlied@gmail.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c21
1 files changed, 4 insertions, 17 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
index c847a5fe94c9..010518148ef8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
@@ -24,13 +24,6 @@
#include "amdgpu.h"
-struct amdgpu_gtt_mgr {
- 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_resource_manager *man)
{
return container_of(man, struct amdgpu_gtt_mgr, manager);
@@ -93,16 +86,11 @@ static const struct ttm_resource_manager_func amdgpu_gtt_mgr_func;
*/
int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size)
{
- struct ttm_resource_manager *man;
- struct amdgpu_gtt_mgr *mgr;
+ struct amdgpu_gtt_mgr *mgr = &adev->mman.gtt_mgr;
+ struct ttm_resource_manager *man = &mgr->manager;
uint64_t start, size;
int ret;
- mgr = kzalloc(sizeof(*mgr), GFP_KERNEL);
- if (!mgr)
- return -ENOMEM;
-
- man = &mgr->manager;
man->use_tt = true;
man->func = &amdgpu_gtt_mgr_func;
man->available_caching = TTM_PL_MASK_CACHING;
@@ -142,8 +130,8 @@ int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size)
*/
void amdgpu_gtt_mgr_fini(struct amdgpu_device *adev)
{
- struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
- struct amdgpu_gtt_mgr *mgr = to_gtt_mgr(man);
+ struct amdgpu_gtt_mgr *mgr = &adev->mman.gtt_mgr;
+ struct ttm_resource_manager *man = &mgr->manager;
int ret;
ttm_resource_manager_set_used(man, false);
@@ -161,7 +149,6 @@ void amdgpu_gtt_mgr_fini(struct amdgpu_device *adev)
ttm_resource_manager_cleanup(man);
ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_TT, NULL);
- kfree(mgr);
}
/**