LXR linux/drivers/gpu/drm/i915/gt/uc/intel_huc

   1// SPDX-License-Identifier: MIT
   2/*
   3 * Copyright © 2014-2019 Intel Corporation
   4 */
   5
   6#include "gt/intel_gt.h"
   7#include "intel_huc_fw.h"
   8#include "i915_drv.h"
   9
  10/**
  11 * intel_huc_fw_upload() - load HuC uCode to device
  12 * @huc: intel_huc structure
  13 *
  14 * Called from intel_uc_init_hw() during driver load, resume from sleep and
  15 * after a GPU reset. Note that HuC must be loaded before GuC.
  16 *
  17 * The firmware image should have already been fetched into memory, so only
  18 * check that fetch succeeded, and then transfer the image to the h/w.
  19 *
  20 * Return:      non-zero code on error
  21 */
  22int intel_huc_fw_upload(struct intel_huc *huc)
  23{
  24        /* HW doesn't look at destination address for HuC, so set it to 0 */
  25        return intel_uc_fw_upload(&huc->fw, 0, HUC_UKERNEL);
  26}
  27