linux/drivers/net/wireless/st/cw1200/hwio.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Low-level device IO routines for ST-Ericsson CW1200 drivers
 *
 * Copyright (c) 2010, ST-Ericsson
 * Author: Dmitry Tarnyagin <[email protected]>
 *
 * Based on:
 * ST-Ericsson UMAC CW1200 driver, which is
 * Copyright (c) 2010, ST-Ericsson
 * Author: Ajitpal Singh <[email protected]>
 */

#include <linux/types.h>

#include "cw1200.h"
#include "hwio.h"
#include "hwbus.h"

 /* Sdio addr is 4*spi_addr */
#define SPI_REG_ADDR_TO_SDIO(spi_reg_addr) …
#define SDIO_ADDR17BIT(buf_id, mpf, rfu, reg_id_ofs) …
#define MAX_RETRY …


static int __cw1200_reg_read(struct cw1200_common *priv, u16 addr,
			     void *buf, size_t buf_len, int buf_id)
{ … }

static int __cw1200_reg_write(struct cw1200_common *priv, u16 addr,
				const void *buf, size_t buf_len, int buf_id)
{ … }

static inline int __cw1200_reg_read_32(struct cw1200_common *priv,
					u16 addr, u32 *val)
{ … }

static inline int __cw1200_reg_write_32(struct cw1200_common *priv,
					u16 addr, u32 val)
{ … }

static inline int __cw1200_reg_read_16(struct cw1200_common *priv,
					u16 addr, u16 *val)
{ … }

static inline int __cw1200_reg_write_16(struct cw1200_common *priv,
					u16 addr, u16 val)
{ … }

int cw1200_reg_read(struct cw1200_common *priv, u16 addr, void *buf,
			size_t buf_len)
{ … }

int cw1200_reg_write(struct cw1200_common *priv, u16 addr, const void *buf,
			size_t buf_len)
{ … }

int cw1200_data_read(struct cw1200_common *priv, void *buf, size_t buf_len)
{ … }

int cw1200_data_write(struct cw1200_common *priv, const void *buf,
			size_t buf_len)
{ … }

int cw1200_indirect_read(struct cw1200_common *priv, u32 addr, void *buf,
			 size_t buf_len, u32 prefetch, u16 port_addr)
{ … }

int cw1200_apb_write(struct cw1200_common *priv, u32 addr, const void *buf,
			size_t buf_len)
{ … }

int __cw1200_irq_enable(struct cw1200_common *priv, int enable)
{ … }