linux/drivers/mmc/core/sdio_cis.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * linux/drivers/mmc/core/sdio_cis.c
 *
 * Author:	Nicolas Pitre
 * Created:	June 11, 2007
 * Copyright:	MontaVista Software Inc.
 *
 * Copyright 2007 Pierre Ossman
 */

#include <linux/kernel.h>
#include <linux/slab.h>

#include <linux/mmc/host.h>
#include <linux/mmc/card.h>
#include <linux/mmc/sdio.h>
#include <linux/mmc/sdio_func.h>

#include "sdio_cis.h"
#include "sdio_ops.h"

#define SDIO_READ_CIS_TIMEOUT_MS …

static int cistpl_vers_1(struct mmc_card *card, struct sdio_func *func,
			 const unsigned char *buf, unsigned size)
{ … }

static int cistpl_manfid(struct mmc_card *card, struct sdio_func *func,
			 const unsigned char *buf, unsigned size)
{ … }

static const unsigned char speed_val[16] = …;
static const unsigned int speed_unit[8] = …;


tpl_parse_t;

struct cis_tpl { … };

static int cis_tpl_parse(struct mmc_card *card, struct sdio_func *func,
			 const char *tpl_descr,
			 const struct cis_tpl *tpl, int tpl_count,
			 unsigned char code,
			 const unsigned char *buf, unsigned size)
{ … }

static int cistpl_funce_common(struct mmc_card *card, struct sdio_func *func,
			       const unsigned char *buf, unsigned size)
{ … }

static int cistpl_funce_func(struct mmc_card *card, struct sdio_func *func,
			     const unsigned char *buf, unsigned size)
{ … }

/*
 * Known TPLFE_TYPEs table for CISTPL_FUNCE tuples.
 *
 * Note that, unlike PCMCIA, CISTPL_FUNCE tuples are not parsed depending
 * on the TPLFID_FUNCTION value of the previous CISTPL_FUNCID as on SDIO
 * TPLFID_FUNCTION is always hardcoded to 0x0C.
 */
static const struct cis_tpl cis_tpl_funce_list[] = …;

static int cistpl_funce(struct mmc_card *card, struct sdio_func *func,
			const unsigned char *buf, unsigned size)
{ … }

/* Known TPL_CODEs table for CIS tuples */
static const struct cis_tpl cis_tpl_list[] = …;

static int sdio_read_cis(struct mmc_card *card, struct sdio_func *func)
{ … }

int sdio_read_common_cis(struct mmc_card *card)
{ … }

void sdio_free_common_cis(struct mmc_card *card)
{ … }

int sdio_read_func_cis(struct sdio_func *func)
{ … }

void sdio_free_func_cis(struct sdio_func *func)
{ … }