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greybus: gpbridge.h: move protocol init/exit prototypes
Create gpbridge.h for the gpbridge-specific function prototypes, the rest of the greybus drivers don't care about them. Signed-off-by: Greg Kroah-Hartman <gregkh@google.com> Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org> Reviewed-by: Johan Hovold <johan@hovoldconsulting.com>
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3522a09fa7
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10 changed files with 42 additions and 27 deletions
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@ -17,7 +17,7 @@
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#include <linux/device.h>
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#include "greybus.h"
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#include "gpbridge.h"
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static int __init gpbridge_init(void)
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{
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34
drivers/staging/greybus/gpbridge.h
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34
drivers/staging/greybus/gpbridge.h
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/*
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* Greybus GPBridge phy driver
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*
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* Copyright 2016 Google Inc.
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*
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* Released under the GPLv2 only.
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*/
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#ifndef __GPBRIDGE_H
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#define __GPBRIDGE_H
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extern int gb_gpio_protocol_init(void);
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extern void gb_gpio_protocol_exit(void);
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extern int gb_pwm_protocol_init(void);
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extern void gb_pwm_protocol_exit(void);
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extern int gb_uart_protocol_init(void);
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extern void gb_uart_protocol_exit(void);
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extern int gb_sdio_protocol_init(void);
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extern void gb_sdio_protocol_exit(void);
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extern int gb_usb_protocol_init(void);
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extern void gb_usb_protocol_exit(void);
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extern int gb_i2c_protocol_init(void);
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extern void gb_i2c_protocol_exit(void);
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extern int gb_spi_protocol_init(void);
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extern void gb_spi_protocol_exit(void);
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#endif /* __GPBRIDGE_H */
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@ -16,6 +16,7 @@
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#include <linux/mutex.h>
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#include "greybus.h"
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#include "gpbridge.h"
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struct gb_gpio_line {
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/* The following has to be an array of line_max entries */
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@ -13,6 +13,7 @@
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#include <linux/i2c.h>
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#include "greybus.h"
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#include "gpbridge.h"
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struct gb_i2c_device {
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struct gb_connection *connection;
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@ -48,32 +48,6 @@ int gb_protocol_get_version(struct gb_connection *connection);
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void gb_protocol_put(struct gb_protocol *protocol);
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/*
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* These are defined in their respective protocol source files.
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* Declared here for now. They could be added via modules, or maybe
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* just use initcalls (which level?).
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*/
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extern int gb_gpio_protocol_init(void);
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extern void gb_gpio_protocol_exit(void);
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extern int gb_pwm_protocol_init(void);
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extern void gb_pwm_protocol_exit(void);
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extern int gb_uart_protocol_init(void);
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extern void gb_uart_protocol_exit(void);
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extern int gb_sdio_protocol_init(void);
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extern void gb_sdio_protocol_exit(void);
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extern int gb_usb_protocol_init(void);
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extern void gb_usb_protocol_exit(void);
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extern int gb_i2c_protocol_init(void);
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extern void gb_i2c_protocol_exit(void);
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extern int gb_spi_protocol_init(void);
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extern void gb_spi_protocol_exit(void);
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/* __protocol: Pointer to struct gb_protocol */
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#define gb_protocol_driver(__protocol) \
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static int __init protocol_init(void) \
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@ -13,6 +13,7 @@
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#include <linux/pwm.h>
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#include "greybus.h"
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#include "gpbridge.h"
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struct gb_pwm_chip {
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struct gb_connection *connection;
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@ -15,6 +15,7 @@
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#include <linux/workqueue.h>
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#include "greybus.h"
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#include "gpbridge.h"
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struct gb_sdio_host {
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struct gb_connection *connection;
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@ -14,6 +14,7 @@
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#include <linux/spi/spi.h>
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#include "greybus.h"
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#include "gpbridge.h"
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struct gb_spi {
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struct gb_connection *connection;
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@ -29,6 +29,7 @@
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#include <linux/kdev_t.h>
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#include "greybus.h"
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#include "gpbridge.h"
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#define GB_NUM_MINORS 16 /* 16 is is more than enough */
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#define GB_NAME "ttyGB"
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@ -14,6 +14,7 @@
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#include <linux/usb/hcd.h>
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#include "greybus.h"
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#include "gpbridge.h"
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/* Version of the Greybus USB protocol we support */
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#define GB_USB_VERSION_MAJOR 0x00
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