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1/* SPDX-License-Identifier: MIT */2/*3 * Copyright © 2013-2021 Intel Corporation4 */5 6#ifndef _INTEL_PCODE_H_7#define _INTEL_PCODE_H_8 9#include <linux/types.h>10 11struct intel_uncore;12 13int snb_pcode_read(struct intel_uncore *uncore, u32 mbox, u32 *val, u32 *val1);14int snb_pcode_write_timeout(struct intel_uncore *uncore, u32 mbox, u32 val,15 int fast_timeout_us, int slow_timeout_ms);16#define snb_pcode_write(uncore, mbox, val) \17 snb_pcode_write_timeout(uncore, mbox, val, 500, 0)18 19int skl_pcode_request(struct intel_uncore *uncore, u32 mbox, u32 request,20 u32 reply_mask, u32 reply, int timeout_base_ms);21 22int intel_pcode_init(struct intel_uncore *uncore);23 24/*25 * Helpers for dGfx PCODE mailbox command formatting26 */27int snb_pcode_read_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 *val);28int snb_pcode_write_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 val);29 30#endif /* _INTEL_PCODE_H */31