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 32