[mirror_ubuntu-jammy-kernel.git] / arch / powerpc / include / asm / ps3stor.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * PS3 Storage Devices
 *
 * Copyright (C) 2007 Sony Computer Entertainment Inc.
 * Copyright 2007 Sony Corp.
 */

#ifndef _ASM_POWERPC_PS3STOR_H_
#define _ASM_POWERPC_PS3STOR_H_

#include <linux/interrupt.h>

#include <asm/ps3.h>


struct ps3_storage_region {
	unsigned int id;
	u64 start;
	u64 size;
};

struct ps3_storage_device {
	struct ps3_system_bus_device sbd;

	struct ps3_dma_region dma_region;
	unsigned int irq;
	u64 blk_size;

	u64 tag;
	u64 lv1_status;
	struct completion done;

	unsigned long bounce_size;
	void *bounce_buf;
	u64 bounce_lpar;
	dma_addr_t bounce_dma;

	unsigned int num_regions;
	unsigned long accessible_regions;
	unsigned int region_idx;		/* first accessible region */
	struct ps3_storage_region regions[0];	/* Must be last */
};

static inline struct ps3_storage_device *to_ps3_storage_device(struct device *dev)
{
	return container_of(dev, struct ps3_storage_device, sbd.core);
}

extern int ps3stor_setup(struct ps3_storage_device *dev,
			 irq_handler_t handler);
extern void ps3stor_teardown(struct ps3_storage_device *dev);
extern u64 ps3stor_read_write_sectors(struct ps3_storage_device *dev, u64 lpar,
				      u64 start_sector, u64 sectors,
				      int write);
extern u64 ps3stor_send_command(struct ps3_storage_device *dev, u64 cmd,
				u64 arg1, u64 arg2, u64 arg3, u64 arg4);

#endif /* _ASM_POWERPC_PS3STOR_H_ */
Commit	Line	Data
935912c5	1	/* SPDX-License-Identifier: GPL-2.0-only */
80071802 GU	2	/*
	3	* PS3 Storage Devices
	4	*
	5	* Copyright (C) 2007 Sony Computer Entertainment Inc.
	6	* Copyright 2007 Sony Corp.
80071802 GU	7	*/
	8
	9	#ifndef _ASM_POWERPC_PS3STOR_H_
	10	#define _ASM_POWERPC_PS3STOR_H_
	11
	12	#include <linux/interrupt.h>
	13
	14	#include <asm/ps3.h>
	15
	16
	17	struct ps3_storage_region {
	18	unsigned int id;
	19	u64 start;
	20	u64 size;
	21	};
	22
	23	struct ps3_storage_device {
	24	struct ps3_system_bus_device sbd;
	25
	26	struct ps3_dma_region dma_region;
	27	unsigned int irq;
	28	u64 blk_size;
	29
	30	u64 tag;
	31	u64 lv1_status;
	32	struct completion done;
	33
	34	unsigned long bounce_size;
	35	void *bounce_buf;
	36	u64 bounce_lpar;
	37	dma_addr_t bounce_dma;
	38
	39	unsigned int num_regions;
	40	unsigned long accessible_regions;
	41	unsigned int region_idx; /* first accessible region */
	42	struct ps3_storage_region regions[0]; /* Must be last */
	43	};
	44
	45	static inline struct ps3_storage_device to_ps3_storage_device(struct device dev)
	46	{
	47	return container_of(dev, struct ps3_storage_device, sbd.core);
	48	}
	49
	50	extern int ps3stor_setup(struct ps3_storage_device *dev,
	51	irq_handler_t handler);
	52	extern void ps3stor_teardown(struct ps3_storage_device *dev);
	53	extern u64 ps3stor_read_write_sectors(struct ps3_storage_device *dev, u64 lpar,
	54	u64 start_sector, u64 sectors,
	55	int write);
	56	extern u64 ps3stor_send_command(struct ps3_storage_device *dev, u64 cmd,
	57	u64 arg1, u64 arg2, u64 arg3, u64 arg4);
	58
	59	#endif /* _ASM_POWERPC_PS3STOR_H_ */