Commit 3d9eea6d authored by Pierre-Eric Pelloux-Prayer's avatar Pierre-Eric Pelloux-Prayer Committed by Alex Deucher
Browse files

amdgpu/gtt: remove AMDGPU_GTT_NUM_TRANSFER_WINDOWS 



It's not needed anymore.

Signed-off-by: default avatarPierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent db3b7488

drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c

+1 −4
Original line number Diff line number Diff line
@@ -324,16 +324,13 @@ int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size) 
{

	struct amdgpu_gtt_mgr *mgr = &adev->mman.gtt_mgr;

	struct ttm_resource_manager *man = &mgr->manager;

	uint64_t start, size;



	man->use_tt = true;

	man->func = &amdgpu_gtt_mgr_func;



	ttm_resource_manager_init(man, &adev->mman.bdev, gtt_size);



	start = AMDGPU_GTT_MAX_TRANSFER_SIZE * AMDGPU_GTT_NUM_TRANSFER_WINDOWS;

	size = (adev->gmc.gart_size >> PAGE_SHIFT) - start;

	drm_mm_init(&mgr->mm, start, size);

	drm_mm_init(&mgr->mm, 0, adev->gmc.gart_size >> PAGE_SHIFT);

	spin_lock_init(&mgr->lock);



	ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_TT, &mgr->manager);

drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h

+0 −1
Original line number Diff line number Diff line
@@ -40,7 +40,6 @@ 
#define __AMDGPU_PL_NUM	(TTM_PL_PRIV + 6)



#define AMDGPU_GTT_MAX_TRANSFER_SIZE	512

#define AMDGPU_GTT_NUM_TRANSFER_WINDOWS	3



extern const struct attribute_group amdgpu_vram_mgr_attr_group;

extern const struct attribute_group amdgpu_gtt_mgr_attr_group;