2 * tifm.h - TI FlashMedia driver
4 * Copyright (C) 2006 Alex Dubov <oakad@yahoo.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
15 #include <linux/spinlock.h>
16 #include <linux/interrupt.h>
17 #include <linux/wait.h>
18 #include <linux/delay.h>
19 #include <linux/pci.h>
20 #include <linux/kthread.h>
22 /* Host registers (relative to pci base address): */
24 FM_SET_INTERRUPT_ENABLE
= 0x008,
25 FM_CLEAR_INTERRUPT_ENABLE
= 0x00c,
26 FM_INTERRUPT_STATUS
= 0x014 };
28 /* Socket registers (relative to socket base address): */
31 SOCK_PRESENT_STATE
= 0x008,
32 SOCK_DMA_ADDRESS
= 0x00c,
33 SOCK_DMA_CONTROL
= 0x010,
34 SOCK_DMA_FIFO_INT_ENABLE_SET
= 0x014,
35 SOCK_DMA_FIFO_INT_ENABLE_CLEAR
= 0x018,
36 SOCK_DMA_FIFO_STATUS
= 0x020,
37 SOCK_FIFO_CONTROL
= 0x024,
38 SOCK_FIFO_PAGE_SIZE
= 0x028,
39 SOCK_MMCSD_COMMAND
= 0x104,
40 SOCK_MMCSD_ARG_LOW
= 0x108,
41 SOCK_MMCSD_ARG_HIGH
= 0x10c,
42 SOCK_MMCSD_CONFIG
= 0x110,
43 SOCK_MMCSD_STATUS
= 0x114,
44 SOCK_MMCSD_INT_ENABLE
= 0x118,
45 SOCK_MMCSD_COMMAND_TO
= 0x11c,
46 SOCK_MMCSD_DATA_TO
= 0x120,
47 SOCK_MMCSD_DATA
= 0x124,
48 SOCK_MMCSD_BLOCK_LEN
= 0x128,
49 SOCK_MMCSD_NUM_BLOCKS
= 0x12c,
50 SOCK_MMCSD_BUFFER_CONFIG
= 0x130,
51 SOCK_MMCSD_SPI_CONFIG
= 0x134,
52 SOCK_MMCSD_SDIO_MODE_CONFIG
= 0x138,
53 SOCK_MMCSD_RESPONSE
= 0x144,
54 SOCK_MMCSD_SDIO_SR
= 0x164,
55 SOCK_MMCSD_SYSTEM_CONTROL
= 0x168,
56 SOCK_MMCSD_SYSTEM_STATUS
= 0x16c,
57 SOCK_MS_COMMAND
= 0x184,
59 SOCK_MS_STATUS
= 0x18c,
60 SOCK_MS_SYSTEM
= 0x190,
61 SOCK_FIFO_ACCESS
= 0x200 };
63 #define TIFM_CTRL_LED 0x00000040
64 #define TIFM_CTRL_FAST_CLK 0x00000100
66 #define TIFM_SOCK_STATE_OCCUPIED 0x00000008
67 #define TIFM_SOCK_STATE_POWERED 0x00000080
69 #define TIFM_FIFO_ENABLE 0x00000001 /* Meaning of this constant is unverified */
70 #define TIFM_FIFO_INT_SETALL 0x0000ffff
71 #define TIFM_FIFO_INTMASK 0x00000005 /* Meaning of this constant is unverified */
73 #define TIFM_DMA_RESET 0x00000002 /* Meaning of this constant is unverified */
74 #define TIFM_DMA_TX 0x00008000 /* Meaning of this constant is unverified */
75 #define TIFM_DMA_EN 0x00000001 /* Meaning of this constant is unverified */
77 #define TIFM_TYPE_XD 1
78 #define TIFM_TYPE_MS 2
79 #define TIFM_TYPE_SD 3
81 struct tifm_device_id
{
90 unsigned int socket_id
;
92 void (*card_event
)(struct tifm_dev
*sock
);
93 void (*data_event
)(struct tifm_dev
*sock
);
99 struct tifm_device_id
*id_table
;
100 int (*probe
)(struct tifm_dev
*dev
);
101 void (*remove
)(struct tifm_dev
*dev
);
102 int (*suspend
)(struct tifm_dev
*dev
,
104 int (*resume
)(struct tifm_dev
*dev
);
106 struct device_driver driver
;
109 struct tifm_adapter
{
112 unsigned int irq_status
;
113 unsigned int socket_change_set
;
114 wait_queue_head_t change_set_notify
;
116 unsigned int num_sockets
;
117 struct tifm_dev
**sockets
;
118 struct task_struct
*media_switcher
;
119 struct class_device cdev
;
122 void (*eject
)(struct tifm_adapter
*fm
, struct tifm_dev
*sock
);
125 struct tifm_adapter
*tifm_alloc_adapter(void);
126 void tifm_free_device(struct device
*dev
);
127 void tifm_free_adapter(struct tifm_adapter
*fm
);
128 int tifm_add_adapter(struct tifm_adapter
*fm
, int (*mediathreadfn
)(void *data
));
129 void tifm_remove_adapter(struct tifm_adapter
*fm
);
130 struct tifm_dev
*tifm_alloc_device(struct tifm_adapter
*fm
);
131 int tifm_register_driver(struct tifm_driver
*drv
);
132 void tifm_unregister_driver(struct tifm_driver
*drv
);
133 void tifm_eject(struct tifm_dev
*sock
);
134 int tifm_map_sg(struct tifm_dev
*sock
, struct scatterlist
*sg
, int nents
,
136 void tifm_unmap_sg(struct tifm_dev
*sock
, struct scatterlist
*sg
, int nents
,
140 static inline void *tifm_get_drvdata(struct tifm_dev
*dev
)
142 return dev_get_drvdata(&dev
->dev
);
145 static inline void tifm_set_drvdata(struct tifm_dev
*dev
, void *data
)
147 dev_set_drvdata(&dev
->dev
, data
);