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/*
* H/W layer of ISHTP provider device (ISH)
*
* Copyright (c) 2014-2016, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#ifndef _ISHTP_HW_ISH_H_
#define _ISHTP_HW_ISH_H_
#include <linux/pci.h>
#include <linux/interrupt.h>
#include "hw-ish-regs.h"
#include "ishtp-dev.h"
#define CHV_DEVICE_ID 0x22D8
#define BXT_Ax_DEVICE_ID 0x0AA2
#define BXT_Bx_DEVICE_ID 0x1AA2
#define APL_Ax_DEVICE_ID 0x5AA2
#define SPT_Ax_DEVICE_ID 0x9D35
#define CNL_Ax_DEVICE_ID 0x9DFC
#define GLK_Ax_DEVICE_ID 0x31A2
#define CNL_H_DEVICE_ID 0xA37C
#define SPT_H_DEVICE_ID 0xA135
#define REVISION_ID_CHT_A0 0x6
#define REVISION_ID_CHT_Ax_SI 0x0
#define REVISION_ID_CHT_Bx_SI 0x10
#define REVISION_ID_CHT_Kx_SI 0x20
#define REVISION_ID_CHT_Dx_SI 0x30
#define REVISION_ID_CHT_B0 0xB0
#define REVISION_ID_SI_MASK 0x70
struct ipc_rst_payload_type {
uint16_t reset_id;
uint16_t reserved;
};
struct time_sync_format {
uint8_t ts1_source;
uint8_t ts2_source;
uint16_t reserved;
} __packed;
struct ipc_time_update_msg {
uint64_t primary_host_time;
struct time_sync_format sync_info;
uint64_t secondary_host_time;
} __packed;
enum {
HOST_UTC_TIME_USEC = 0,
HOST_SYSTEM_TIME_USEC = 1
};
struct ish_hw {
void __iomem *mem_addr;
};
/*
* ISH FW status type
*/
enum {
FWSTS_AFTER_RESET = 0,
FWSTS_WAIT_FOR_HOST = 4,
FWSTS_START_KERNEL_DMA = 5,
FWSTS_FW_IS_RUNNING = 7,
FWSTS_SENSOR_APP_LOADED = 8,
FWSTS_SENSOR_APP_RUNNING = 15
};
#define to_ish_hw(dev) (struct ish_hw *)((dev)->hw)
irqreturn_t ish_irq_handler(int irq, void *dev_id);
struct ishtp_device *ish_dev_init(struct pci_dev *pdev);
int ish_hw_start(struct ishtp_device *dev);
void ish_device_disable(struct ishtp_device *dev);
#endif /* _ISHTP_HW_ISH_H_ */
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