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/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2023 Intel Corporation
*/
#ifndef _ABI_GSC_PROXY_COMMANDS_ABI_H
#define _ABI_GSC_PROXY_COMMANDS_ABI_H
#include <linux/types.h>
/* Heci client ID for proxy commands */
#define HECI_MEADDRESS_PROXY 10
/* FW-defined proxy header */
struct xe_gsc_proxy_header {
/*
* hdr:
* Bits 0-7: type of the proxy message (see enum xe_gsc_proxy_type)
* Bits 8-15: rsvd
* Bits 16-31: length in bytes of the payload following the proxy header
*/
u32 hdr;
#define GSC_PROXY_TYPE GENMASK(7, 0)
#define GSC_PROXY_PAYLOAD_LENGTH GENMASK(31, 16)
u32 source; /* Source of the Proxy message */
u32 destination; /* Destination of the Proxy message */
#define GSC_PROXY_ADDRESSING_KMD 0x10000
#define GSC_PROXY_ADDRESSING_GSC 0x20000
#define GSC_PROXY_ADDRESSING_CSME 0x30000
u32 status; /* Command status */
} __packed;
/* FW-defined proxy types */
enum xe_gsc_proxy_type {
GSC_PROXY_MSG_TYPE_PROXY_INVALID = 0,
GSC_PROXY_MSG_TYPE_PROXY_QUERY = 1,
GSC_PROXY_MSG_TYPE_PROXY_PAYLOAD = 2,
GSC_PROXY_MSG_TYPE_PROXY_END = 3,
GSC_PROXY_MSG_TYPE_PROXY_NOTIFICATION = 4,
};
#endif
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