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1 /* 1 /*
2 * linux/include/linux/mmc/card.h 2 * linux/include/linux/mmc/card.h
3 * 3 *
4 * This program is free software; you can redi 4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Publi 5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation. 6 * published by the Free Software Foundation.
7 * 7 *
8 * Card driver specific definitions. 8 * Card driver specific definitions.
9 */ 9 */
10 #ifndef LINUX_MMC_CARD_H 10 #ifndef LINUX_MMC_CARD_H
11 #define LINUX_MMC_CARD_H 11 #define LINUX_MMC_CARD_H
12 12
13 #include <linux/mmc/mmc.h> !! 13 #include <linux/mmc/core.h>
14 14
15 struct mmc_cid { 15 struct mmc_cid {
16 unsigned int manfid; 16 unsigned int manfid;
17 char prod_name[8]; 17 char prod_name[8];
18 unsigned int serial; 18 unsigned int serial;
19 unsigned short oemid; 19 unsigned short oemid;
20 unsigned short year; 20 unsigned short year;
21 unsigned char hwrev; 21 unsigned char hwrev;
22 unsigned char fwrev; 22 unsigned char fwrev;
23 unsigned char month; 23 unsigned char month;
24 }; 24 };
25 25
26 struct mmc_csd { 26 struct mmc_csd {
27 unsigned char mmca_vsn; 27 unsigned char mmca_vsn;
28 unsigned short cmdclass; 28 unsigned short cmdclass;
29 unsigned short tacc_clks; 29 unsigned short tacc_clks;
30 unsigned int tacc_ns; 30 unsigned int tacc_ns;
>> 31 unsigned int r2w_factor;
31 unsigned int max_dtr; 32 unsigned int max_dtr;
32 unsigned int read_blkbits; 33 unsigned int read_blkbits;
>> 34 unsigned int write_blkbits;
33 unsigned int capacity; 35 unsigned int capacity;
>> 36 unsigned int read_partial:1,
>> 37 read_misalign:1,
>> 38 write_partial:1,
>> 39 write_misalign:1;
>> 40 };
>> 41
>> 42 struct mmc_ext_csd {
>> 43 unsigned int hs_max_dtr;
>> 44 unsigned int sectors;
>> 45 };
>> 46
>> 47 struct sd_scr {
>> 48 unsigned char sda_vsn;
>> 49 unsigned char bus_widths;
>> 50 #define SD_SCR_BUS_WIDTH_1 (1<<0)
>> 51 #define SD_SCR_BUS_WIDTH_4 (1<<2)
>> 52 };
>> 53
>> 54 struct sd_switch_caps {
>> 55 unsigned int hs_max_dtr;
>> 56 };
>> 57
>> 58 struct sdio_cccr {
>> 59 unsigned int sdio_vsn;
>> 60 unsigned int sd_vsn;
>> 61 unsigned int multi_block:1,
>> 62 low_speed:1,
>> 63 wide_bus:1,
>> 64 high_power:1,
>> 65 high_speed:1;
>> 66 };
>> 67
>> 68 struct sdio_cis {
>> 69 unsigned short vendor;
>> 70 unsigned short device;
>> 71 unsigned short blksize;
>> 72 unsigned int max_dtr;
34 }; 73 };
35 74
36 struct mmc_host; 75 struct mmc_host;
>> 76 struct sdio_func;
>> 77 struct sdio_func_tuple;
>> 78
>> 79 #define SDIO_MAX_FUNCS 7
37 80
38 /* 81 /*
39 * MMC device 82 * MMC device
40 */ 83 */
41 struct mmc_card { 84 struct mmc_card {
42 struct list_head node; <<
43 struct mmc_host *host; 85 struct mmc_host *host; /* the host this device belongs to */
44 struct device dev; 86 struct device dev; /* the device */
45 unsigned int rca; 87 unsigned int rca; /* relative card address of device */
>> 88 unsigned int type; /* card type */
>> 89 #define MMC_TYPE_MMC 0 /* MMC card */
>> 90 #define MMC_TYPE_SD 1 /* SD card */
>> 91 #define MMC_TYPE_SDIO 2 /* SDIO card */
46 unsigned int state; 92 unsigned int state; /* (our) card state */
47 #define MMC_STATE_PRESENT (1<<0) 93 #define MMC_STATE_PRESENT (1<<0) /* present in sysfs */
48 #define MMC_STATE_DEAD (1<<1) !! 94 #define MMC_STATE_READONLY (1<<1) /* card is read-only */
49 #define MMC_STATE_BAD (1<<2) !! 95 #define MMC_STATE_HIGHSPEED (1<<2) /* card is in high speed mode */
>> 96 #define MMC_STATE_BLOCKADDR (1<<3) /* card uses block-addressing */
>> 97
50 u32 raw_cid[4]; 98 u32 raw_cid[4]; /* raw card CID */
51 u32 raw_csd[4]; 99 u32 raw_csd[4]; /* raw card CSD */
>> 100 u32 raw_scr[2]; /* raw card SCR */
52 struct mmc_cid cid; 101 struct mmc_cid cid; /* card identification */
53 struct mmc_csd csd; 102 struct mmc_csd csd; /* card specific */
>> 103 struct mmc_ext_csd ext_csd; /* mmc v4 extended card specific */
>> 104 struct sd_scr scr; /* extra SD information */
>> 105 struct sd_switch_caps sw_caps; /* switch (CMD6) caps */
>> 106
>> 107 unsigned int sdio_funcs; /* number of SDIO functions */
>> 108 struct sdio_cccr cccr; /* common card info */
>> 109 struct sdio_cis cis; /* common tuple info */
>> 110 struct sdio_func *sdio_func[SDIO_MAX_FUNCS]; /* SDIO functions (devices) */
>> 111 unsigned num_info; /* number of info strings */
>> 112 const char **info; /* info strings */
>> 113 struct sdio_func_tuple *tuples; /* unknown common tuples */
>> 114
>> 115 struct dentry *debugfs_root;
54 }; 116 };
55 117
>> 118 #define mmc_card_mmc(c) ((c)->type == MMC_TYPE_MMC)
>> 119 #define mmc_card_sd(c) ((c)->type == MMC_TYPE_SD)
>> 120 #define mmc_card_sdio(c) ((c)->type == MMC_TYPE_SDIO)
>> 121
56 #define mmc_card_present(c) ((c)->state & 122 #define mmc_card_present(c) ((c)->state & MMC_STATE_PRESENT)
57 #define mmc_card_dead(c) ((c)->state & !! 123 #define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY)
58 #define mmc_card_bad(c) ((c)->state & !! 124 #define mmc_card_highspeed(c) ((c)->state & MMC_STATE_HIGHSPEED)
>> 125 #define mmc_card_blockaddr(c) ((c)->state & MMC_STATE_BLOCKADDR)
59 126
60 #define mmc_card_set_present(c) ((c)->state |= 127 #define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT)
61 #define mmc_card_set_dead(c) ((c)->state |= !! 128 #define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY)
62 #define mmc_card_set_bad(c) ((c)->state |= !! 129 #define mmc_card_set_highspeed(c) ((c)->state |= MMC_STATE_HIGHSPEED)
>> 130 #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR)
63 131
64 #define mmc_card_name(c) ((c)->cid.prod 132 #define mmc_card_name(c) ((c)->cid.prod_name)
65 #define mmc_card_id(c) ((c)->dev.bus_ !! 133 #define mmc_card_id(c) (dev_name(&(c)->dev))
66 134
67 #define mmc_list_to_card(l) container_of(l 135 #define mmc_list_to_card(l) container_of(l, struct mmc_card, node)
68 #define mmc_get_drvdata(c) dev_get_drvdat 136 #define mmc_get_drvdata(c) dev_get_drvdata(&(c)->dev)
69 #define mmc_set_drvdata(c,d) dev_set_drvdat 137 #define mmc_set_drvdata(c,d) dev_set_drvdata(&(c)->dev, d)
70 138
71 /* 139 /*
72 * MMC device driver (e.g., Flash card, I/O ca 140 * MMC device driver (e.g., Flash card, I/O card...)
73 */ 141 */
74 struct mmc_driver { 142 struct mmc_driver {
75 struct device_driver drv; 143 struct device_driver drv;
76 int (*probe)(struct mmc_card *); 144 int (*probe)(struct mmc_card *);
77 void (*remove)(struct mmc_card *); 145 void (*remove)(struct mmc_card *);
78 int (*suspend)(struct mmc_card *, u32) !! 146 int (*suspend)(struct mmc_card *, pm_message_t);
79 int (*resume)(struct mmc_card *); 147 int (*resume)(struct mmc_card *);
80 }; 148 };
81 149
82 extern int mmc_register_driver(struct mmc_driv 150 extern int mmc_register_driver(struct mmc_driver *);
83 extern void mmc_unregister_driver(struct mmc_d 151 extern void mmc_unregister_driver(struct mmc_driver *);
84 152
85 static inline int mmc_card_claim_host(struct m <<
86 { <<
87 return __mmc_claim_host(card->host, ca <<
88 } <<
89 <<
90 #define mmc_card_release_host(c) mmc_re <<
91 <<
92 #endif 153 #endif
93 154
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