return psp_execute_np_fw_load(&adev->psp, &ucode);
}
+int psp_ring_cmd_submit(struct psp_context *psp,
+ uint64_t cmd_buf_mc_addr,
+ uint64_t fence_mc_addr,
+ int index)
+{
+ unsigned int psp_write_ptr_reg = 0;
+ struct psp_gfx_rb_frame *write_frame = psp->km_ring.ring_mem;
+ struct psp_ring *ring = &psp->km_ring;
+ struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem;
+ struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start +
+ ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1;
+ struct amdgpu_device *adev = psp->adev;
+ uint32_t ring_size_dw = ring->ring_size / 4;
+ uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4;
+
+ /* KM (GPCOM) prepare write pointer */
+ psp_write_ptr_reg = psp_ring_get_wptr(psp);
+
+ /* Update KM RB frame pointer to new frame */
+ /* write_frame ptr increments by size of rb_frame in bytes */
+ /* psp_write_ptr_reg increments by size of rb_frame in DWORDs */
+ if ((psp_write_ptr_reg % ring_size_dw) == 0)
+ write_frame = ring_buffer_start;
+ else
+ write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw);
+ /* Check invalid write_frame ptr address */
+ if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) {
+ DRM_ERROR("ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n",
+ ring_buffer_start, ring_buffer_end, write_frame);
+ DRM_ERROR("write_frame is pointing to address out of bounds\n");
+ return -EINVAL;
+ }
+
+ /* Initialize KM RB frame */
+ memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame));
+
+ /* Update KM RB frame */
+ write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
+ write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
+ write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
+ write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
+ write_frame->fence_value = index;
+ amdgpu_asic_flush_hdp(adev, NULL);
+
+ /* Update the write Pointer in DWORDs */
+ psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw;
+ psp_ring_set_wptr(psp, psp_write_ptr_reg);
+ return 0;
+}
+
static bool psp_check_fw_loading_status(struct amdgpu_device *adev,
enum AMDGPU_UCODE_ID ucode_type)
{