card.h revision 1dc9e472e19acfe6dc7f41e429236e7eef7ceda1 
1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ****************************************************************************
11 ****************************************************************************/
12#ifndef LINUX_MMC_CARD_H
13#define LINUX_MMC_CARD_H
14
15#include <linux/mmc/mmc.h>
16
17struct mmc_cid {
18 unsigned int manfid;
19 char prod_name[8];
20 unsigned int serial;
21 unsigned short oemid;
22 unsigned short year;
23 unsigned char hwrev;
24 unsigned char fwrev;
25 unsigned char month;
26};
27
28struct mmc_csd {
29 unsigned char mmca_vsn;
30 unsigned short cmdclass;
31 unsigned short tacc_clks;
32 unsigned int tacc_ns;
33 unsigned int r2w_factor;
34 unsigned int max_dtr;
35 unsigned int read_blkbits;
36 unsigned int write_blkbits;
37 unsigned int capacity;
38 unsigned int read_partial:1,
39 read_misalign:1,
40 write_partial:1,
41 write_misalign:1;
42};
43
44struct sd_scr {
45 unsigned char sda_vsn;
46 unsigned char bus_widths;
47#define SD_SCR_BUS_WIDTH_1 (1<<0)
48#define SD_SCR_BUS_WIDTH_4 (1<<2)
49};
50
51struct mmc_host;
52
53struct mmc_card {
54 struct list_head node;
55 struct mmc_host *host;
56 struct device dev;
57 unsigned int rca;
58 unsigned int state;
59#define MMC_STATE_PRESENT (1<<0)
60#define MMC_STATE_DEAD (1<<1)
61#define MMC_STATE_BAD (1<<2)
62#define MMC_STATE_SDCARD (1<<3)
63#define MMC_STATE_READONLY (1<<4)
64 u32 raw_cid[4];
65 u32 raw_csd[4];
66 u32 raw_scr[2];
67 struct mmc_cid cid;
68 struct mmc_csd csd;
69 struct sd_scr scr;
70};
71
72#define mmc_card_present(c) ((c)->state & MMC_STATE_PRESENT)
73#define mmc_card_dead(c) ((c)->state & MMC_STATE_DEAD)
74#define mmc_card_bad(c) ((c)->state & MMC_STATE_BAD)
75#define mmc_card_sd(c) ((c)->state & MMC_STATE_SDCARD)
76#define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY)
77
78#define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT)
79#define mmc_card_set_dead(c) ((c)->state |= MMC_STATE_DEAD)
80#define mmc_card_set_bad(c) ((c)->state |= MMC_STATE_BAD)
81#define mmc_card_set_sd(c) ((c)->state |= MMC_STATE_SDCARD)
82#define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY)
83
84#define mmc_card_name(c) ((c)->cid.prod_name)
85#define mmc_card_id(c) ((c)->dev.bus_id)
86
87#define mmc_list_to_card(l) container_of(l, struct mmc_card, node)
88#define mmc_get_drvdata(c) dev_get_drvdata(&(c)->dev)
89#define mmc_set_drvdata(c,d) dev_set_drvdata(&(c)->dev, d)
90
91struct mmc_driver {
92 struct device_driver drv;
93 int (*probe)(struct mmc_card *);
94 void (*remove)(struct mmc_card *);
95 int (*suspend)(struct mmc_card *, pm_message_t);
96 int (*resume)(struct mmc_card *);
97};
98
99#define mmc_card_release_host(c) mmc_release_host((c)->host)
100#endif
101