From 240f49a4476ee24585442d8c0ed2a5880be62acc Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Tue, 26 Jan 2016 12:17:11 +0100 Subject: [PATCH 0254/1110] drm/amdgpu: cleanup comments in VM code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Neither the global nor the local mutex exists any more and amdgpu doesn't support cayman. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher Signed-off-by: Alex Deucher Signed-off-by: Kayan Alle --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 30 +++++++++++------------------- 1 file changed, 11 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 6bf839f..21d918a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -55,7 +55,7 @@ * * @adev: amdgpu_device pointer * - * Calculate the number of page directory entries (cayman+). + * Calculate the number of page directory entries. */ static unsigned amdgpu_vm_num_pdes(struct amdgpu_device *adev) { @@ -67,7 +67,7 @@ static unsigned amdgpu_vm_num_pdes(struct amdgpu_device *adev) * * @adev: amdgpu_device pointer * - * Calculate the size of the page directory in bytes (cayman+). + * Calculate the size of the page directory in bytes. */ static unsigned amdgpu_vm_directory_size(struct amdgpu_device *adev) { @@ -162,8 +162,6 @@ void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev, * @fence: fence protecting ID from reuse * * Allocate an id for the vm, adding fences to the sync obj as necessary. - * - * Global mutex must be locked! */ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, struct amdgpu_sync *sync, struct fence *fence) @@ -223,9 +221,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, * @vm: vm we want to flush * @updates: last vm update that we waited for * - * Flush the vm (cayman+). - * - * Global and local mutex must be locked! + * Flush the vm. */ void amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_vm *vm, @@ -260,7 +256,7 @@ void amdgpu_vm_flush(struct amdgpu_ring *ring, * @vm: requested vm * @bo: requested buffer object * - * Find @bo inside the requested vm (cayman+). + * Find @bo inside the requested vm. * Search inside the @bos vm list for the requested vm * Returns the found bo_va or NULL if none is found * @@ -432,10 +428,8 @@ uint64_t amdgpu_vm_map_gart(const dma_addr_t *pages_addr, uint64_t addr) * @end: end of GPU address range * * Allocates new page tables if necessary - * and updates the page directory (cayman+). + * and updates the page directory. * Returns 0 for success, error for failure. - * - * Global and local mutex must be locked! */ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, struct amdgpu_vm *vm) @@ -627,9 +621,7 @@ static void amdgpu_vm_frag_ptes(struct amdgpu_device *adev, * @dst: destination address to map to * @flags: mapping flags * - * Update the page tables in the range @start - @end (cayman+). - * - * Global and local mutex must be locked! + * Update the page tables in the range @start - @end. */ static void amdgpu_vm_update_ptes(struct amdgpu_device *adev, struct amdgpu_gart *gtt, @@ -1013,7 +1005,7 @@ int amdgpu_vm_clear_invalids(struct amdgpu_device *adev, * @vm: requested vm * @bo: amdgpu buffer object * - * Add @bo into the requested vm (cayman+). + * Add @bo into the requested vm. * Add @bo to the list of bos associated with the vm * Returns newly added bo_va or NULL for failure * @@ -1245,7 +1237,7 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev, * @adev: amdgpu_device pointer * @bo_va: requested bo_va * - * Remove @bo_va->bo from the requested vm (cayman+). + * Remove @bo_va->bo from the requested vm. * * Object have to be reserved! */ @@ -1290,7 +1282,7 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, * @vm: requested vm * @bo: amdgpu buffer object * - * Mark @bo as invalid (cayman+). + * Mark @bo as invalid. */ void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev, struct amdgpu_bo *bo) @@ -1311,7 +1303,7 @@ void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev, * @adev: amdgpu_device pointer * @vm: requested vm * - * Init @vm fields (cayman+). + * Init @vm fields. */ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) { @@ -1372,7 +1364,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) * @adev: amdgpu_device pointer * @vm: requested vm * - * Tear down @vm (cayman+). + * Tear down @vm. * Unbind the VM and remove all bos from the vm bo list */ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm) -- 2.7.4