From: Dave Airlie airlied@redhat.com
Christian suggested this and it makes sense.
Signed-off-by: Dave Airlie airlied@redhat.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 21 ++++------------- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 19 ++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 24 ++++---------------- 3 files changed, 27 insertions(+), 37 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); }
/** diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h index 36b024fd077e..168294be276d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h @@ -41,6 +41,22 @@
#define AMDGPU_POISON 0xd0bed0be
+struct amdgpu_vram_mgr { + struct ttm_resource_manager manager; + struct drm_mm mm; + spinlock_t lock; + atomic64_t usage; + atomic64_t vis_usage; + struct amdgpu_device *adev; +}; + +struct amdgpu_gtt_mgr { + struct ttm_resource_manager manager; + struct drm_mm mm; + spinlock_t lock; + atomic64_t available; +}; + struct amdgpu_mman { struct ttm_bo_device bdev; bool mem_global_referenced; @@ -59,6 +75,9 @@ struct amdgpu_mman { struct mutex gtt_window_lock; /* Scheduler entity for buffer moves */ struct drm_sched_entity entity; + + struct amdgpu_vram_mgr vram_mgr; + struct amdgpu_gtt_mgr gtt_mgr; };
struct amdgpu_copy_mem { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c index 895634cbf999..a41a8abc9927 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -28,15 +28,6 @@ #include "amdgpu_atomfirmware.h" #include "atom.h"
-struct amdgpu_vram_mgr { - struct ttm_resource_manager manager; - struct drm_mm mm; - spinlock_t lock; - atomic64_t usage; - atomic64_t vis_usage; - struct amdgpu_device *adev; -}; - static inline struct amdgpu_vram_mgr *to_vram_mgr(struct ttm_resource_manager *man) { return container_of(man, struct amdgpu_vram_mgr, manager); @@ -177,16 +168,10 @@ static const struct ttm_resource_manager_func amdgpu_vram_mgr_func; */ int amdgpu_vram_mgr_init(struct amdgpu_device *adev) { - struct ttm_resource_manager *man; - struct amdgpu_vram_mgr *mgr; + struct amdgpu_vram_mgr *mgr = &adev->mman.vram_mgr; + struct ttm_resource_manager *man = &mgr->manager; int ret;
- mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); - if (!mgr) - return -ENOMEM; - - man = &mgr->manager; - man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; man->default_caching = TTM_PL_FLAG_WC;
@@ -219,8 +204,8 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev) */ void amdgpu_vram_mgr_fini(struct amdgpu_device *adev) { - struct ttm_resource_manager *man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM); - struct amdgpu_vram_mgr *mgr = to_vram_mgr(man); + struct amdgpu_vram_mgr *mgr = &adev->mman.vram_mgr; + struct ttm_resource_manager *man = &mgr->manager; int ret;
ttm_resource_manager_set_used(man, false); @@ -237,7 +222,6 @@ void amdgpu_vram_mgr_fini(struct amdgpu_device *adev)
ttm_resource_manager_cleanup(man); ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_VRAM, NULL); - kfree(mgr); }
/**