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mmc: core: Add card_busy to host_ops
[mirror_ubuntu-zesty-kernel.git] / drivers / mmc / core / core.h
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1da177e4 1/*
aaac1b47 2 * linux/drivers/mmc/core/core.h
1da177e4
LT
3 *
4 * Copyright (C) 2003 Russell King, All Rights Reserved.
da7fbe58 5 * Copyright 2007 Pierre Ossman
1da177e4
LT
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
da7fbe58
PO
11#ifndef _MMC_CORE_CORE_H
12#define _MMC_CORE_CORE_H
00b137cf 13
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PO
14#include <linux/delay.h>
15
16#define MMC_CMD_RETRIES 3
17
7ea239d9 18struct mmc_bus_ops {
b1ebe384
JL
19 int (*awake)(struct mmc_host *);
20 int (*sleep)(struct mmc_host *);
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PO
21 void (*remove)(struct mmc_host *);
22 void (*detect)(struct mmc_host *);
95cdfb72
NP
23 int (*suspend)(struct mmc_host *);
24 int (*resume)(struct mmc_host *);
12ae637f
OBC
25 int (*power_save)(struct mmc_host *);
26 int (*power_restore)(struct mmc_host *);
d3049504 27 int (*alive)(struct mmc_host *);
7ea239d9
PO
28};
29
30void mmc_attach_bus(struct mmc_host *host, const struct mmc_bus_ops *ops);
31void mmc_detach_bus(struct mmc_host *host);
32
dfe86cba
AH
33void mmc_init_erase(struct mmc_card *card);
34
da7fbe58 35void mmc_set_chip_select(struct mmc_host *host, int mode);
7ea239d9 36void mmc_set_clock(struct mmc_host *host, unsigned int hz);
04566831
LW
37void mmc_gate_clock(struct mmc_host *host);
38void mmc_ungate_clock(struct mmc_host *host);
39void mmc_set_ungated(struct mmc_host *host);
7ea239d9
PO
40void mmc_set_bus_mode(struct mmc_host *host, unsigned int mode);
41void mmc_set_bus_width(struct mmc_host *host, unsigned int width);
42u32 mmc_select_voltage(struct mmc_host *host, u32 ocr);
261bbd46
PR
43int mmc_set_signal_voltage(struct mmc_host *host, int signal_voltage,
44 bool cmd11);
7ea239d9 45void mmc_set_timing(struct mmc_host *host, unsigned int timing);
d6d50a15 46void mmc_set_driver_type(struct mmc_host *host, unsigned int drv_type);
7f7e4129 47void mmc_power_off(struct mmc_host *host);
276e090f 48void mmc_power_cycle(struct mmc_host *host);
7ea239d9 49
da7fbe58
PO
50static inline void mmc_delay(unsigned int ms)
51{
52 if (ms < 1000 / HZ) {
53 cond_resched();
54 mdelay(ms);
55 } else {
56 msleep(ms);
57 }
58}
7104e2d5 59
b93931a6
PO
60void mmc_rescan(struct work_struct *work);
61void mmc_start_host(struct mmc_host *host);
62void mmc_stop_host(struct mmc_host *host);
63
d3049504
AH
64int _mmc_detect_card_removed(struct mmc_host *host);
65
807e8e40
AR
66int mmc_attach_mmc(struct mmc_host *host);
67int mmc_attach_sd(struct mmc_host *host);
68int mmc_attach_sdio(struct mmc_host *host);
98b843be 69
bd68e083 70/* Module parameters */
90ab5ee9 71extern bool use_spi_crc;
af517150 72
6edd8ee6
HS
73/* Debugfs information for hosts and cards */
74void mmc_add_host_debugfs(struct mmc_host *host);
75void mmc_remove_host_debugfs(struct mmc_host *host);
76
f4b7f927
HS
77void mmc_add_card_debugfs(struct mmc_card *card);
78void mmc_remove_card_debugfs(struct mmc_card *card);
79
2220eedf 80void mmc_init_context_info(struct mmc_host *host);
1da177e4 81#endif
da7fbe58 82