[mirror_ubuntu-artful-kernel.git] / drivers / hid / intel-ish-hid / ipc / hw-ish.h

/*
 * 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	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_ */
Commit	Line	Data
ae02e5d4 SP	1	/*
	2	* H/W layer of ISHTP provider device (ISH)
	3	*
	4	* Copyright (c) 2014-2016, Intel Corporation.
	5	*
	6	* This program is free software; you can redistribute it and/or modify it
	7	* under the terms and conditions of the GNU General Public License,
	8	* version 2, as published by the Free Software Foundation.
	9	*
	10	* This program is distributed in the hope it will be useful, but WITHOUT
	11	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	12	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	13	* more details.
	14	*/
	15
	16	#ifndef _ISHTP_HW_ISH_H_
	17	#define _ISHTP_HW_ISH_H_
	18
	19	#include <linux/pci.h>
	20	#include <linux/interrupt.h>
	21	#include "hw-ish-regs.h"
	22	#include "ishtp-dev.h"
	23
	24	#define CHV_DEVICE_ID 0x22D8
	25	#define BXT_Ax_DEVICE_ID 0x0AA2
	26	#define BXT_Bx_DEVICE_ID 0x1AA2
	27	#define APL_Ax_DEVICE_ID 0x5AA2
	28	#define SPT_Ax_DEVICE_ID 0x9D35
1e3b74a2	29	#define CNL_Ax_DEVICE_ID 0x9DFC
ae02e5d4 SP	30
	31	#define REVISION_ID_CHT_A0 0x6
	32	#define REVISION_ID_CHT_Ax_SI 0x0
	33	#define REVISION_ID_CHT_Bx_SI 0x10
	34	#define REVISION_ID_CHT_Kx_SI 0x20
	35	#define REVISION_ID_CHT_Dx_SI 0x30
	36	#define REVISION_ID_CHT_B0 0xB0
	37	#define REVISION_ID_SI_MASK 0x70
	38
	39	struct ipc_rst_payload_type {
	40	uint16_t reset_id;
	41	uint16_t reserved;
	42	};
	43
	44	struct time_sync_format {
	45	uint8_t ts1_source;
	46	uint8_t ts2_source;
	47	uint16_t reserved;
	48	} __packed;
	49
	50	struct ipc_time_update_msg {
	51	uint64_t primary_host_time;
	52	struct time_sync_format sync_info;
	53	uint64_t secondary_host_time;
	54	} __packed;
	55
	56	enum {
	57	HOST_UTC_TIME_USEC = 0,
	58	HOST_SYSTEM_TIME_USEC = 1
	59	};
	60
	61	struct ish_hw {
	62	void __iomem *mem_addr;
	63	};
	64
291e9e3f EX	65	/*
	66	* ISH FW status type
	67	*/
	68	enum {
	69	FWSTS_AFTER_RESET = 0,
	70	FWSTS_WAIT_FOR_HOST = 4,
	71	FWSTS_START_KERNEL_DMA = 5,
	72	FWSTS_FW_IS_RUNNING = 7,
	73	FWSTS_SENSOR_APP_LOADED = 8,
	74	FWSTS_SENSOR_APP_RUNNING = 15
	75	};
	76
ae02e5d4 SP	77	#define to_ish_hw(dev) (struct ish_hw *)((dev)->hw)
	78
	79	irqreturn_t ish_irq_handler(int irq, void *dev_id);
	80	struct ishtp_device ish_dev_init(struct pci_dev pdev);
	81	int ish_hw_start(struct ishtp_device *dev);
	82	void ish_device_disable(struct ishtp_device *dev);
	83
	84	#endif /* _ISHTP_HW_ISH_H_ */