Release 4.16 drivers/mmc/core/core.h

/*
 *  linux/drivers/mmc/core/core.h
 *
 *  Copyright (C) 2003 Russell King, All Rights Reserved.
 *  Copyright 2007 Pierre Ossman
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#ifndef _MMC_CORE_CORE_H

#define _MMC_CORE_CORE_H

#include <linux/delay.h>
#include <linux/sched.h>

struct mmc_host;
struct mmc_card;
struct mmc_request;


#define MMC_CMD_RETRIES        3


struct mmc_bus_ops {
	
void (*remove)(struct mmc_host *);
	
void (*detect)(struct mmc_host *);
	
int (*pre_suspend)(struct mmc_host *);
	
int (*suspend)(struct mmc_host *);
	
int (*resume)(struct mmc_host *);
	
int (*runtime_suspend)(struct mmc_host *);
	
int (*runtime_resume)(struct mmc_host *);
	
int (*power_save)(struct mmc_host *);
	
int (*power_restore)(struct mmc_host *);
	
int (*alive)(struct mmc_host *);
	
int (*shutdown)(struct mmc_host *);
	
int (*reset)(struct mmc_host *);
};

void mmc_attach_bus(struct mmc_host *host, const struct mmc_bus_ops *ops);
void mmc_detach_bus(struct mmc_host *host);

struct device_node *mmc_of_find_child_device(struct mmc_host *host,
		unsigned func_num);

void mmc_init_erase(struct mmc_card *card);

void mmc_set_chip_select(struct mmc_host *host, int mode);
void mmc_set_clock(struct mmc_host *host, unsigned int hz);
void mmc_set_bus_mode(struct mmc_host *host, unsigned int mode);
void mmc_set_bus_width(struct mmc_host *host, unsigned int width);
u32 mmc_select_voltage(struct mmc_host *host, u32 ocr);
int mmc_set_uhs_voltage(struct mmc_host *host, u32 ocr);
int mmc_host_set_uhs_voltage(struct mmc_host *host);
int mmc_set_signal_voltage(struct mmc_host *host, int signal_voltage);
void mmc_set_timing(struct mmc_host *host, unsigned int timing);
void mmc_set_driver_type(struct mmc_host *host, unsigned int drv_type);
int mmc_select_drive_strength(struct mmc_card *card, unsigned int max_dtr,
			      int card_drv_type, int *drv_type);
void mmc_power_up(struct mmc_host *host, u32 ocr);
void mmc_power_off(struct mmc_host *host);
void mmc_power_cycle(struct mmc_host *host, u32 ocr);
void mmc_set_initial_state(struct mmc_host *host);



static inline void mmc_delay(unsigned int ms)
{
	if (ms <= 20)
		usleep_range(ms * 1000, ms * 1250);
	else
		msleep(ms);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Pierre Ossman
24
70.59%
2
50.00%
Wolfram Sang
9
26.47%
1
25.00%
Russell King
1
2.94%
1
25.00%
Total
34
100.00%
4
100.00%

void mmc_rescan(struct work_struct *work);
void mmc_start_host(struct mmc_host *host);
void mmc_stop_host(struct mmc_host *host);

int _mmc_detect_card_removed(struct mmc_host *host);
int mmc_detect_card_removed(struct mmc_host *host);

int mmc_attach_mmc(struct mmc_host *host);
int mmc_attach_sd(struct mmc_host *host);
int mmc_attach_sdio(struct mmc_host *host);

/* Module parameters */
extern bool use_spi_crc;

/* Debugfs information for hosts and cards */
void mmc_add_host_debugfs(struct mmc_host *host);
void mmc_remove_host_debugfs(struct mmc_host *host);

void mmc_add_card_debugfs(struct mmc_card *card);
void mmc_remove_card_debugfs(struct mmc_card *card);

int mmc_execute_tuning(struct mmc_card *card);
int mmc_hs200_to_hs400(struct mmc_card *card);
int mmc_hs400_to_hs200(struct mmc_card *card);

#ifdef CONFIG_PM_SLEEP
void mmc_register_pm_notifier(struct mmc_host *host);
void mmc_unregister_pm_notifier(struct mmc_host *host);
#else


static inline void mmc_register_pm_notifier(struct mmc_host *host) { }
Contributors
Person
Tokens
Prop
Commits
CommitProp
Ulf Hansson
10
90.91%
1
50.00%
Arnd Bergmann
1
9.09%
1
50.00%
Total
11
100.00%
2
100.00%



static inline void mmc_unregister_pm_notifier(struct mmc_host *host) { }
Contributors
Person
Tokens
Prop
Commits
CommitProp
Ulf Hansson
10
90.91%
1
50.00%
Arnd Bergmann
1
9.09%
1
50.00%
Total
11
100.00%
2
100.00%

#endif

void mmc_wait_for_req_done(struct mmc_host *host, struct mmc_request *mrq);
bool mmc_is_req_done(struct mmc_host *host, struct mmc_request *mrq);

int mmc_start_request(struct mmc_host *host, struct mmc_request *mrq);

int mmc_erase(struct mmc_card *card, unsigned int from, unsigned int nr,
		unsigned int arg);
int mmc_can_erase(struct mmc_card *card);
int mmc_can_trim(struct mmc_card *card);
int mmc_can_discard(struct mmc_card *card);
int mmc_can_sanitize(struct mmc_card *card);
int mmc_can_secure_erase_trim(struct mmc_card *card);
int mmc_erase_group_aligned(struct mmc_card *card, unsigned int from,
			unsigned int nr);
unsigned int mmc_calc_max_discard(struct mmc_card *card);

int mmc_set_blocklen(struct mmc_card *card, unsigned int blocklen);
int mmc_set_blockcount(struct mmc_card *card, unsigned int blockcount,
			bool is_rel_write);

int __mmc_claim_host(struct mmc_host *host, struct mmc_ctx *ctx,
		     atomic_t *abort);
void mmc_release_host(struct mmc_host *host);
void mmc_get_card(struct mmc_card *card, struct mmc_ctx *ctx);
void mmc_put_card(struct mmc_card *card, struct mmc_ctx *ctx);

/**
 *      mmc_claim_host - exclusively claim a host
 *      @host: mmc host to claim
 *
 *      Claim a host for a set of operations.
 */


static inline void mmc_claim_host(struct mmc_host *host)
{
	__mmc_claim_host(host, NULL, NULL);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Ulf Hansson
19
90.48%
1
50.00%
Adrian Hunter
2
9.52%
1
50.00%
Total
21
100.00%
2
100.00%

int mmc_cqe_start_req(struct mmc_host *host, struct mmc_request *mrq);
void mmc_cqe_post_req(struct mmc_host *host, struct mmc_request *mrq);
int mmc_cqe_recovery(struct mmc_host *host);

/**
 *      mmc_pre_req - Prepare for a new request
 *      @host: MMC host to prepare command
 *      @mrq: MMC request to prepare for
 *
 *      mmc_pre_req() is called in prior to mmc_start_req() to let
 *      host prepare for the new request. Preparation of a request may be
 *      performed while another request is running on the host.
 */


static inline void mmc_pre_req(struct mmc_host *host, struct mmc_request *mrq)
{
	if (host->ops->pre_req)
		host->ops->pre_req(host, mrq);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Adrian Hunter
36
100.00%
1
100.00%
Total
36
100.00%
1
100.00%

/**
 *      mmc_post_req - Post process a completed request
 *      @host: MMC host to post process command
 *      @mrq: MMC request to post process for
 *      @err: Error, if non zero, clean up any resources made in pre_req
 *
 *      Let the host post process a completed request. Post processing of
 *      a request may be performed while another request is running.
 */


static inline void mmc_post_req(struct mmc_host *host, struct mmc_request *mrq,
				int err)
{
	if (host->ops->post_req)
		host->ops->post_req(host, mrq, err);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Adrian Hunter
41
100.00%
1
100.00%
Total
41
100.00%
1
100.00%

#endif
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Ulf Hansson
348
35.69%
11
23.40%
Adrian Hunter
252
25.85%
11
23.40%
Pierre Ossman
200
20.51%
5
10.64%
Johan Rudholm
39
4.00%
4
8.51%
Håvard Skinnemoen
37
3.79%
2
4.26%
Adrian Bunk
27
2.77%
1
2.13%
Arindam Nath
22
2.26%
2
4.26%
Russell King
15
1.54%
2
4.26%
Sascha Hauer
14
1.44%
1
2.13%
Wolfram Sang
9
0.92%
1
2.13%
David Brownell
3
0.31%
1
2.13%
Arnd Bergmann
2
0.21%
1
2.13%
Ohad Ben-Cohen
2
0.21%
1
2.13%
Nico Pitre
2
0.21%
1
2.13%
Rusty Russell
1
0.10%
1
2.13%
Ben Hutchings
1
0.10%
1
2.13%
Philip Rakity
1
0.10%
1
2.13%
Total
975
100.00%
47
100.00%
Directory: drivers/mmc/core

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.