drivers/gpu/drm/i915/intel_wopcm.h

   1 /*
   2  * SPDX-License-Identifier: MIT
   3  *
   4  * Copyright © 2017-2018 Intel Corporation
   5  */
   6
   7 #ifndef _INTEL_WOPCM_H_
   8 #define _INTEL_WOPCM_H_
   9
  10 #include <linux/types.h>
  11
  12 /**
  13  * struct intel_wopcm - Overall WOPCM info and WOPCM regions.
  14  * @size: Size of overall WOPCM.
  15  * @guc: GuC WOPCM Region info.
  16  * @guc.base: GuC WOPCM base which is offset from WOPCM base.
  17  * @guc.size: Size of the GuC WOPCM region.
  18  */
  19 struct intel_wopcm {
  20         u32 size;
  21         struct {
  22                 u32 base;
  23                 u32 size;
  24         } guc;
  25 };
  26
  27 void intel_wopcm_init_early(struct intel_wopcm *wopcm);
  28 int intel_wopcm_init(struct intel_wopcm *wopcm);
  29 int intel_wopcm_init_hw(struct intel_wopcm *wopcm);
  30
  31 #endif