drm/amdgpu: Update function level documentation for GPUVM. (00553cf8) · Commits · 戴 / test

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

+12 −0

Original line number	Diff line number	Diff line
		@@ -347,6 +347,7 @@ bool amdgpu_vm_ready(struct amdgpu_vm *vm)
		* @vm: VM to clear BO from
		* @bo: BO to clear
		* @level: level this BO is at
		* @pte_support_ats: indicate ATS support from PTE
		*
		* Root PD needs to be reserved when calling this.
		*
		@@ -673,6 +674,7 @@ bool amdgpu_vm_need_pipeline_sync(struct amdgpu_ring *ring,
		* amdgpu_vm_flush - hardware flush the vm
		*
		* @ring: ring to use for flush
		* @job: related job
		* @need_pipe_sync: is pipe sync needed
		*
		* Emit a VM flush when it is necessary.
		@@ -1763,6 +1765,7 @@ static void amdgpu_vm_prt_put(struct amdgpu_device *adev)
		* amdgpu_vm_prt_cb - callback for updating the PRT status
		*
		* @fence: fence for the callback
		* @_cb: the callback function
		*/
		static void amdgpu_vm_prt_cb(struct dma_fence fence, struct dma_fence_cb _cb)
		{
		@@ -2041,6 +2044,7 @@ static void amdgpu_vm_bo_insert_map(struct amdgpu_device *adev,
		* @bo_va: bo_va to store the address
		* @saddr: where to map the BO
		* @offset: requested offset in the BO
		* @size: BO size in bytes
		* @flags: attributes of pages (read/write/valid/etc.)
		*
		* Add a mapping of the BO at the specefied addr into the VM.
		@@ -2104,6 +2108,7 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev,
		* @bo_va: bo_va to store the address
		* @saddr: where to map the BO
		* @offset: requested offset in the BO
		* @size: BO size in bytes
		* @flags: attributes of pages (read/write/valid/etc.)
		*
		* Add a mapping of the BO at the specefied addr into the VM. Replace existing
		@@ -2322,6 +2327,7 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev,
		* amdgpu_vm_bo_lookup_mapping - find mapping by address
		*
		* @vm: the requested VM
		* @addr: the address
		*
		* Find a mapping by it's address.
		*
		@@ -2380,6 +2386,7 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
		*
		* @adev: amdgpu_device pointer
		* @bo: amdgpu buffer object
		* @evicted: is the BO evicted
		*
		* Mark @bo as invalid.
		*/
		@@ -2445,6 +2452,10 @@ static uint32_t amdgpu_vm_get_block_size(uint64_t vm_size)
		*
		* @adev: amdgpu_device pointer
		* @vm_size: the default vm size if it's set auto
		* @fragment_size_default: Default PTE fragment size
		* @max_level: max VMPT level
		* @max_bits: max address space size in bits
		*
		*/
		void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint32_t vm_size,
		uint32_t fragment_size_default, unsigned max_level,
		@@ -2512,6 +2523,7 @@ void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint32_t vm_size,
		* @adev: amdgpu_device pointer
		* @vm: requested vm
		* @vm_context: Indicates if it GFX or Compute context
		* @pasid: Process address space identifier
		*
		* Init @vm fields.
		*

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