Commit 5c1354bd authored by Chunming Zhou's avatar Chunming Zhou Committed by Alex Deucher

drm/amdgpu: link all gtt when binding them V2

V2:
spin lock instead of mutex for gtt list
Signed-off-by: default avatarChunming Zhou <David1.Zhou@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 78fbb685
......@@ -2121,6 +2121,10 @@ struct amdgpu_device {
/* link all shadow bo */
struct list_head shadow_list;
struct mutex shadow_list_lock;
/* link all gtt */
spinlock_t gtt_list_lock;
struct list_head gtt_list;
};
bool amdgpu_device_is_px(struct drm_device *dev);
......
......@@ -1577,6 +1577,9 @@ int amdgpu_device_init(struct amdgpu_device *adev,
INIT_LIST_HEAD(&adev->shadow_list);
mutex_init(&adev->shadow_list_lock);
INIT_LIST_HEAD(&adev->gtt_list);
spin_lock_init(&adev->gtt_list_lock);
if (adev->asic_type >= CHIP_BONAIRE) {
adev->rmmio_base = pci_resource_start(adev->pdev, 5);
adev->rmmio_size = pci_resource_len(adev->pdev, 5);
......@@ -1584,6 +1587,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
adev->rmmio_base = pci_resource_start(adev->pdev, 2);
adev->rmmio_size = pci_resource_len(adev->pdev, 2);
}
adev->rmmio = ioremap(adev->rmmio_base, adev->rmmio_size);
if (adev->rmmio == NULL) {
return -ENOMEM;
......
......@@ -520,6 +520,7 @@ struct amdgpu_ttm_tt {
spinlock_t guptasklock;
struct list_head guptasks;
atomic_t mmu_invalidations;
struct list_head list;
};
int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages)
......@@ -666,6 +667,9 @@ static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
ttm->num_pages, (unsigned)gtt->offset);
return r;
}
spin_lock(&gtt->adev->gtt_list_lock);
list_add_tail(&gtt->list, &gtt->adev->gtt_list);
spin_unlock(&gtt->adev->gtt_list_lock);
return 0;
}
......@@ -680,6 +684,10 @@ static int amdgpu_ttm_backend_unbind(struct ttm_tt *ttm)
if (gtt->userptr)
amdgpu_ttm_tt_unpin_userptr(ttm);
spin_lock(&gtt->adev->gtt_list_lock);
list_del_init(&gtt->list);
spin_unlock(&gtt->adev->gtt_list_lock);
return 0;
}
......@@ -716,6 +724,7 @@ static struct ttm_tt *amdgpu_ttm_tt_create(struct ttm_bo_device *bdev,
kfree(gtt);
return NULL;
}
INIT_LIST_HEAD(&gtt->list);
return &gtt->ttm.ttm;
}
......
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