@@ -837,7 +837,9 @@ static void sdma_v4_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
* sdma_v4_0_ring_emit_ib - Schedule an IB on the DMA engine
*
* @ring: amdgpu ring pointer
+ * @job: job to retrive vmid from
* @ib: IB object to schedule
+ * @flags: unused
*
* Schedule an IB in the DMA ring (VEGA10).
*/
@@ -912,7 +914,9 @@ static void sdma_v4_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
* sdma_v4_0_ring_emit_fence - emit a fence on the DMA ring
*
* @ring: amdgpu ring pointer
- * @fence: amdgpu fence object
+ * @addr: address
+ * @seq: sequence number
+ * @flags: fence related flags
*
* Add a DMA fence packet to the ring to write
* the fence seq number and DMA trap packet to generate
@@ -1110,7 +1114,7 @@ static void sdma_v4_0_enable(struct amdgpu_device *adev, bool enable)
}
}
-/**
+/*
* sdma_v4_0_rb_cntl - get parameters for rb_cntl
*/
static uint32_t sdma_v4_0_rb_cntl(struct amdgpu_ring *ring, uint32_t rb_cntl)
@@ -1573,6 +1577,7 @@ static int sdma_v4_0_ring_test_ring(struct amdgpu_ring *ring)
* sdma_v4_0_ring_test_ib - test an IB on the DMA engine
*
* @ring: amdgpu_ring structure holding ring information
+ * @timeout: timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT
*
* Test a simple IB in the DMA ring (VEGA10).
* Returns 0 on success, error on failure.
@@ -1669,10 +1674,9 @@ static void sdma_v4_0_vm_copy_pte(struct amdgpu_ib *ib,
*
* @ib: indirect buffer to fill with commands
* @pe: addr of the page entry
- * @addr: dst addr to write into pe
+ * @value: dst addr to write into pe
* @count: number of page entries to update
* @incr: increase next addr by incr bytes
- * @flags: access flags
*
* Update PTEs by writing them manually using sDMA (VEGA10).
*/
@@ -1727,8 +1731,8 @@ static void sdma_v4_0_vm_set_pte_pde(struct amdgpu_ib *ib,
/**
* sdma_v4_0_ring_pad_ib - pad the IB to the required number of dw
*
+ * @ring: amdgpu_ring structure holding ring information
* @ib: indirect buffer to fill with padding
- *
*/
static void sdma_v4_0_ring_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib)
{
@@ -1772,7 +1776,8 @@ static void sdma_v4_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
* sdma_v4_0_ring_emit_vm_flush - vm flush using sDMA
*
* @ring: amdgpu_ring pointer
- * @vm: amdgpu_vm pointer
+ * @vmid: vmid number to use
+ * @pd_addr: address
*
* Update the page table base and flush the VM TLB
* using sDMA (VEGA10).
@@ -2491,10 +2496,11 @@ static void sdma_v4_0_set_irq_funcs(struct amdgpu_device *adev)
/**
* sdma_v4_0_emit_copy_buffer - copy buffer using the sDMA engine
*
- * @ring: amdgpu_ring structure holding ring information
+ * @ib: indirect buffer to copy to
* @src_offset: src GPU address
* @dst_offset: dst GPU address
* @byte_count: number of bytes to xfer
+ * @tmz: if a secure copy should be used
*
* Copy GPU buffers using the DMA engine (VEGA10/12).
* Used by the amdgpu ttm implementation to move pages if
@@ -2520,7 +2526,7 @@ static void sdma_v4_0_emit_copy_buffer(struct amdgpu_ib *ib,
/**
* sdma_v4_0_emit_fill_buffer - fill buffer using the sDMA engine
*
- * @ring: amdgpu_ring structure holding ring information
+ * @ib: indirect buffer to copy to
* @src_data: value to write to buffer
* @dst_offset: dst GPU address
* @byte_count: number of bytes to xfer
Fixes the following W=1 kernel build warning(s): drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:848: warning: Function parameter or member 'job' not described in 'sdma_v4_0_ring_emit_ib' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:848: warning: Function parameter or member 'flags' not described in 'sdma_v4_0_ring_emit_ib' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:923: warning: Function parameter or member 'addr' not described in 'sdma_v4_0_ring_emit_fence' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:923: warning: Function parameter or member 'seq' not described in 'sdma_v4_0_ring_emit_fence' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:923: warning: Function parameter or member 'flags' not described in 'sdma_v4_0_ring_emit_fence' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:923: warning: Excess function parameter 'fence' description in 'sdma_v4_0_ring_emit_fence' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1117: warning: Function parameter or member 'ring' not described in 'sdma_v4_0_rb_cntl' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1117: warning: Function parameter or member 'rb_cntl' not described in 'sdma_v4_0_rb_cntl' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1581: warning: Function parameter or member 'timeout' not described in 'sdma_v4_0_ring_test_ib' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1682: warning: Function parameter or member 'value' not described in 'sdma_v4_0_vm_write_pte' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1682: warning: Excess function parameter 'addr' description in 'sdma_v4_0_vm_write_pte' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1682: warning: Excess function parameter 'flags' description in 'sdma_v4_0_vm_write_pte' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1734: warning: Function parameter or member 'ring' not described in 'sdma_v4_0_ring_pad_ib' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1782: warning: Function parameter or member 'vmid' not described in 'sdma_v4_0_ring_emit_vm_flush' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1782: warning: Function parameter or member 'pd_addr' not described in 'sdma_v4_0_ring_emit_vm_flush' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1782: warning: Excess function parameter 'vm' description in 'sdma_v4_0_ring_emit_vm_flush' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:2508: warning: Function parameter or member 'ib' not described in 'sdma_v4_0_emit_copy_buffer' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:2508: warning: Function parameter or member 'tmz' not described in 'sdma_v4_0_emit_copy_buffer' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:2508: warning: Excess function parameter 'ring' description in 'sdma_v4_0_emit_copy_buffer' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:2534: warning: Function parameter or member 'ib' not described in 'sdma_v4_0_emit_fill_buffer' drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:2534: warning: Excess function parameter 'ring' description in 'sdma_v4_0_emit_fill_buffer' Cc: Alex Deucher <alexander.deucher@amd.com> Cc: "Christian König" <christian.koenig@amd.com> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> Cc: Sumit Semwal <sumit.semwal@linaro.org> Cc: amd-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org Cc: linux-media@vger.kernel.org Cc: linaro-mm-sig@lists.linaro.org Signed-off-by: Lee Jones <lee.jones@linaro.org> --- drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 22 ++++++++++++++-------- 1 file changed, 14 insertions(+), 8 deletions(-)