diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c index 62cf4fbd803a..f94c6a3836a8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c @@ -76,6 +76,7 @@ static DEVICE_ATTR(mem_info_gtt_total, S_IRUGO, static DEVICE_ATTR(mem_info_gtt_used, S_IRUGO, amdgpu_mem_info_gtt_used_show, NULL); +static const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func; /** * amdgpu_gtt_mgr_init - init GTT manager and DRM MM * @@ -84,14 +85,20 @@ static DEVICE_ATTR(mem_info_gtt_used, S_IRUGO, * * Allocate and initialize the GTT manager. */ -static int amdgpu_gtt_mgr_init(struct ttm_mem_type_manager *man, - unsigned long p_size) +int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size) { - struct amdgpu_device *adev = amdgpu_ttm_adev(man->bdev); + struct ttm_mem_type_manager *man = &adev->mman.bdev.man[TTM_PL_TT]; struct amdgpu_gtt_mgr *mgr; uint64_t start, size; int ret; + man->use_tt = true; + man->func = &amdgpu_gtt_mgr_func; + man->available_caching = TTM_PL_MASK_CACHING; + man->default_caching = TTM_PL_FLAG_CACHED; + + ttm_mem_type_manager_init(&adev->mman.bdev, man, gtt_size >> PAGE_SHIFT); + mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); if (!mgr) return -ENOMEM; @@ -100,7 +107,7 @@ static int amdgpu_gtt_mgr_init(struct ttm_mem_type_manager *man, size = (adev->gmc.gart_size >> PAGE_SHIFT) - start; drm_mm_init(&mgr->mm, start, size); spin_lock_init(&mgr->lock); - atomic64_set(&mgr->available, p_size); + atomic64_set(&mgr->available, gtt_size >> PAGE_SHIFT); man->priv = mgr; ret = device_create_file(adev->dev, &dev_attr_mem_info_gtt_total); @@ -114,6 +121,7 @@ static int amdgpu_gtt_mgr_init(struct ttm_mem_type_manager *man, return ret; } + ttm_mem_type_manager_set_used(man, true); return 0; } @@ -300,8 +308,7 @@ static void amdgpu_gtt_mgr_debug(struct ttm_mem_type_manager *man, amdgpu_gtt_mgr_usage(man) >> 20); } -const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func = { - .init = amdgpu_gtt_mgr_init, +static const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func = { .takedown = amdgpu_gtt_mgr_fini, .get_node = amdgpu_gtt_mgr_new, .put_node = amdgpu_gtt_mgr_del, |