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/scatterlist.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 };
64 #define TIFM_IRQ_ENABLE 0x80000000
65 #define TIFM_IRQ_SOCKMASK 0x00000001
66 #define TIFM_IRQ_CARDMASK 0x00000100
67 #define TIFM_IRQ_FIFOMASK 0x00010000
68 #define TIFM_IRQ_SETALL 0xffffffff
69 #define TIFM_IRQ_SETALLSOCK 0x0000000f
71 #define TIFM_CTRL_LED 0x00000040
72 #define TIFM_CTRL_FAST_CLK 0x00000100
74 #define TIFM_SOCK_STATE_OCCUPIED 0x00000008
75 #define TIFM_SOCK_STATE_POWERED 0x00000080
77 #define TIFM_FIFO_ENABLE 0x00000001 /* Meaning of this constant is unverified */
78 #define TIFM_FIFO_INT_SETALL 0x0000ffff
79 #define TIFM_FIFO_INTMASK 0x00000005 /* Meaning of this constant is unverified */
81 #define TIFM_DMA_RESET 0x00000002 /* Meaning of this constant is unverified */
82 #define TIFM_DMA_TX 0x00008000 /* Meaning of this constant is unverified */
83 #define TIFM_DMA_EN 0x00000001 /* Meaning of this constant is unverified */
85 typedef enum {FM_NULL
= 0, FM_XD
= 0x01, FM_MS
= 0x02, FM_SD
= 0x03} tifm_media_id
;
91 tifm_media_id media_id
;
92 char wq_name
[KOBJ_NAME_LEN
];
93 struct workqueue_struct
*wq
;
95 unsigned int (*signal_irq
)(struct tifm_dev
*sock
,
96 unsigned int sock_irq_status
);
98 struct tifm_driver
*drv
;
103 tifm_media_id
*id_table
;
104 int (*probe
)(struct tifm_dev
*dev
);
105 void (*remove
)(struct tifm_dev
*dev
);
107 struct device_driver driver
;
110 struct tifm_adapter
{
112 unsigned int irq_status
;
113 unsigned int insert_mask
;
114 unsigned int remove_mask
;
117 unsigned int max_sockets
;
118 char wq_name
[KOBJ_NAME_LEN
];
119 unsigned int inhibit_new_cards
;
120 struct workqueue_struct
*wq
;
121 struct work_struct media_inserter
;
122 struct work_struct media_remover
;
123 struct tifm_dev
**sockets
;
124 struct class_device cdev
;
127 void (*eject
)(struct tifm_adapter
*fm
, struct tifm_dev
*sock
);
130 struct tifm_adapter
*tifm_alloc_adapter(void);
131 void tifm_free_device(struct device
*dev
);
132 void tifm_free_adapter(struct tifm_adapter
*fm
);
133 int tifm_add_adapter(struct tifm_adapter
*fm
);
134 void tifm_remove_adapter(struct tifm_adapter
*fm
);
135 struct tifm_dev
*tifm_alloc_device(struct tifm_adapter
*fm
, unsigned int id
);
136 int tifm_register_driver(struct tifm_driver
*drv
);
137 void tifm_unregister_driver(struct tifm_driver
*drv
);
138 void tifm_eject(struct tifm_dev
*sock
);
139 int tifm_map_sg(struct tifm_dev
*sock
, struct scatterlist
*sg
, int nents
,
141 void tifm_unmap_sg(struct tifm_dev
*sock
, struct scatterlist
*sg
, int nents
,
145 static inline void *tifm_get_drvdata(struct tifm_dev
*dev
)
147 return dev_get_drvdata(&dev
->dev
);
150 static inline void tifm_set_drvdata(struct tifm_dev
*dev
, void *data
)
152 dev_set_drvdata(&dev
->dev
, data
);
155 struct tifm_device_id
{
156 tifm_media_id media_id
;