1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * PS3 Storage Devices
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright (C) 2007 Sony Computer Entertainment Inc.
6*4882a593Smuzhiyun * Copyright 2007 Sony Corp.
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun #ifndef _ASM_POWERPC_PS3STOR_H_
10*4882a593Smuzhiyun #define _ASM_POWERPC_PS3STOR_H_
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #include <linux/interrupt.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #include <asm/ps3.h>
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun struct ps3_storage_region {
18*4882a593Smuzhiyun unsigned int id;
19*4882a593Smuzhiyun u64 start;
20*4882a593Smuzhiyun u64 size;
21*4882a593Smuzhiyun };
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun struct ps3_storage_device {
24*4882a593Smuzhiyun struct ps3_system_bus_device sbd;
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun struct ps3_dma_region dma_region;
27*4882a593Smuzhiyun unsigned int irq;
28*4882a593Smuzhiyun u64 blk_size;
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun u64 tag;
31*4882a593Smuzhiyun u64 lv1_status;
32*4882a593Smuzhiyun struct completion done;
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun unsigned long bounce_size;
35*4882a593Smuzhiyun void *bounce_buf;
36*4882a593Smuzhiyun u64 bounce_lpar;
37*4882a593Smuzhiyun dma_addr_t bounce_dma;
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun unsigned int num_regions;
40*4882a593Smuzhiyun unsigned long accessible_regions;
41*4882a593Smuzhiyun unsigned int region_idx; /* first accessible region */
42*4882a593Smuzhiyun struct ps3_storage_region regions[]; /* Must be last */
43*4882a593Smuzhiyun };
44*4882a593Smuzhiyun
to_ps3_storage_device(struct device * dev)45*4882a593Smuzhiyun static inline struct ps3_storage_device *to_ps3_storage_device(struct device *dev)
46*4882a593Smuzhiyun {
47*4882a593Smuzhiyun return container_of(dev, struct ps3_storage_device, sbd.core);
48*4882a593Smuzhiyun }
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun extern int ps3stor_setup(struct ps3_storage_device *dev,
51*4882a593Smuzhiyun irq_handler_t handler);
52*4882a593Smuzhiyun extern void ps3stor_teardown(struct ps3_storage_device *dev);
53*4882a593Smuzhiyun extern u64 ps3stor_read_write_sectors(struct ps3_storage_device *dev, u64 lpar,
54*4882a593Smuzhiyun u64 start_sector, u64 sectors,
55*4882a593Smuzhiyun int write);
56*4882a593Smuzhiyun extern u64 ps3stor_send_command(struct ps3_storage_device *dev, u64 cmd,
57*4882a593Smuzhiyun u64 arg1, u64 arg2, u64 arg3, u64 arg4);
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun #endif /* _ASM_POWERPC_PS3STOR_H_ */
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