[linux-block.git] / drivers / gpu / drm / i915 / intel_pcode.h

/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2013-2021 Intel Corporation
 */

#ifndef _INTEL_PCODE_H_
#define _INTEL_PCODE_H_

#include <linux/types.h>

struct intel_uncore;

int snb_pcode_read(struct intel_uncore *uncore, u32 mbox, u32 *val, u32 *val1);
int snb_pcode_write_timeout(struct intel_uncore *uncore, u32 mbox, u32 val,
			    int fast_timeout_us, int slow_timeout_ms);
#define snb_pcode_write(uncore, mbox, val) \
	snb_pcode_write_timeout(uncore, mbox, val, 500, 0)

int skl_pcode_request(struct intel_uncore *uncore, u32 mbox, u32 request,
		      u32 reply_mask, u32 reply, int timeout_base_ms);

int intel_pcode_init(struct intel_uncore *uncore);

/*
 * Helpers for dGfx PCODE mailbox command formatting
 */
int snb_pcode_read_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 *val);
int snb_pcode_write_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 val);

#endif /* _INTEL_PCODE_H */
Commit	Line	Data
4dd4375b JN	1	/* SPDX-License-Identifier: MIT */
	2	/*
	3	* Copyright © 2013-2021 Intel Corporation
	4	*/
	5
	6	#ifndef _INTEL_PCODE_H_
	7	#define _INTEL_PCODE_H_
	8
	9	#include <linux/types.h>
	10
ee421bb4	11	struct intel_uncore;
4dd4375b	12
ee421bb4 AD	13	int snb_pcode_read(struct intel_uncore uncore, u32 mbox, u32 val, u32 *val1);
ee421bb4 AD	14	int snb_pcode_write_timeout(struct intel_uncore *uncore, u32 mbox, u32 val,
6650ebcb	15	int fast_timeout_us, int slow_timeout_ms);
ee421bb4 AD	16	#define snb_pcode_write(uncore, mbox, val) \
ee421bb4 AD	17	snb_pcode_write_timeout(uncore, mbox, val, 500, 0)
4dd4375b	18
ee421bb4	19	int skl_pcode_request(struct intel_uncore *uncore, u32 mbox, u32 request,
4dd4375b JN	20	u32 reply_mask, u32 reply, int timeout_base_ms);
4dd4375b JN	21
ee421bb4	22	int intel_pcode_init(struct intel_uncore *uncore);
4dd4375b	23
5f38c3fb DS	24	/*
	25	* Helpers for dGfx PCODE mailbox command formatting
	26	*/
	27	int snb_pcode_read_p(struct intel_uncore uncore, u32 mbcmd, u32 p1, u32 p2, u32 val);
	28	int snb_pcode_write_p(struct intel_uncore *uncore, u32 mbcmd, u32 p1, u32 p2, u32 val);
	29
4dd4375b	30	#endif /* _INTEL_PCODE_H */