linux/drivers/base/regmap/regmap-spi.c

// SPDX-License-Identifier: GPL-2.0
//
// Register map access API - SPI support
//
// Copyright 2011 Wolfson Microelectronics plc
//
// Author: Mark Brown <[email protected]>

#include <linux/regmap.h>
#include <linux/spi/spi.h>
#include <linux/module.h>

#include "internal.h"

struct regmap_async_spi { … };

static void regmap_spi_complete(void *data)
{ … }

static int regmap_spi_write(void *context, const void *data, size_t count)
{ … }

static int regmap_spi_gather_write(void *context,
				   const void *reg, size_t reg_len,
				   const void *val, size_t val_len)
{ … }

static int regmap_spi_async_write(void *context,
				  const void *reg, size_t reg_len,
				  const void *val, size_t val_len,
				  struct regmap_async *a)
{ … }

static struct regmap_async *regmap_spi_async_alloc(void)
{ … }

static int regmap_spi_read(void *context,
			   const void *reg, size_t reg_size,
			   void *val, size_t val_size)
{ … }

static const struct regmap_bus regmap_spi = …;

static const struct regmap_bus *regmap_get_spi_bus(struct spi_device *spi,
						   const struct regmap_config *config)
{ … }

struct regmap *__regmap_init_spi(struct spi_device *spi,
				 const struct regmap_config *config,
				 struct lock_class_key *lock_key,
				 const char *lock_name)
{ … }
EXPORT_SYMBOL_GPL(…);

struct regmap *__devm_regmap_init_spi(struct spi_device *spi,
				      const struct regmap_config *config,
				      struct lock_class_key *lock_key,
				      const char *lock_name)
{ … }
EXPORT_SYMBOL_GPL(…);

MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;