i2c: Rename last mux driver to standard pattern

Update the MAINTAINERS entry and all other references accordingly.

Based on an original patch by Wolfram Sang.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Peter Korsgaard <peter.korsgaard@barco.com>
[wsa: fixed merge conflict due to rework in i2c_add_mux_adapter()]

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>

diff --git a/Documentation/i2c/muxes/gpio-i2cmux b/Documentation/i2c/muxes/i2c-mux-gpio
similarity index 85%
rename from Documentation/i2c/muxes/gpio-i2cmux
rename to Documentation/i2c/muxes/i2c-mux-gpio
index 811cd78..bd9b229 100644 (file)
--- a/Documentation/i2c/muxes/gpio-i2cmux
+++ b/Documentation/i2c/muxes/i2c-mux-gpio
@@ -1,11 +1,11 @@
-Kernel driver gpio-i2cmux
+Kernel driver i2c-gpio-mux
 
 Author: Peter Korsgaard <peter.korsgaard@barco.com>
 
 Description
 -----------
 
-gpio-i2cmux is an i2c mux driver providing access to I2C bus segments
+i2c-gpio-mux is an i2c mux driver providing access to I2C bus segments
 from a master I2C bus and a hardware MUX controlled through GPIO pins.
 
 E.G.:
@@ -26,16 +26,16 @@ according to the settings of the GPIO pins 1..N.
 Usage
 -----
 
-gpio-i2cmux uses the platform bus, so you need to provide a struct
+i2c-gpio-mux uses the platform bus, so you need to provide a struct
 platform_device with the platform_data pointing to a struct
 gpio_i2cmux_platform_data with the I2C adapter number of the master
 bus, the number of bus segments to create and the GPIO pins used
-to control it. See include/linux/gpio-i2cmux.h for details.
+to control it. See include/linux/i2c-gpio-mux.h for details.
 
 E.G. something like this for a MUX providing 4 bus segments
 controlled through 3 GPIO pins:
 
-#include <linux/gpio-i2cmux.h>
+#include <linux/i2c-gpio-mux.h>
 #include <linux/platform_device.h>
 
 static const unsigned myboard_gpiomux_gpios[] = {
@@ -57,7 +57,7 @@ static struct gpio_i2cmux_platform_data myboard_i2cmux_data = {
 };
 
 static struct platform_device myboard_i2cmux = {
-       .name           = "gpio-i2cmux",
+       .name           = "i2c-gpio-mux",
        .id             = 0,
        .dev            = {
                .platform_data  = &myboard_i2cmux_data,

diff --git a/MAINTAINERS b/MAINTAINERS
index f0c3b45..4241699 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2937,9 +2937,9 @@ GENERIC GPIO I2C MULTIPLEXER DRIVER
 M:     Peter Korsgaard <peter.korsgaard@barco.com>
 L:     linux-i2c@vger.kernel.org
 S:     Supported
-F:     drivers/i2c/muxes/gpio-i2cmux.c
-F:     include/linux/gpio-i2cmux.h
-F:     Documentation/i2c/muxes/gpio-i2cmux
+F:     drivers/i2c/muxes/i2c-mux-gpio.c
+F:     include/linux/i2c-mux-gpio.h
+F:     Documentation/i2c/muxes/i2c-mux-gpio
 
 GENERIC HDLC (WAN) DRIVERS
 M:     Krzysztof Halasa <khc@pm.waw.pl>

diff --git a/drivers/i2c/muxes/Kconfig b/drivers/i2c/muxes/Kconfig
index e14a420..beb2491 100644 (file)
--- a/drivers/i2c/muxes/Kconfig
+++ b/drivers/i2c/muxes/Kconfig
@@ -15,7 +15,7 @@ config I2C_MUX_GPIO
          through GPIO pins.
 
          This driver can also be built as a module.  If so, the module
-         will be called gpio-i2cmux.
+         will be called i2c-mux-gpio.
 
 config I2C_MUX_PCA9541
        tristate "NXP PCA9541 I2C Master Selector"

diff --git a/drivers/i2c/muxes/Makefile b/drivers/i2c/muxes/Makefile
index 0868335..5826249 100644 (file)
--- a/drivers/i2c/muxes/Makefile
+++ b/drivers/i2c/muxes/Makefile
@@ -1,7 +1,7 @@
 #
 # Makefile for multiplexer I2C chip drivers.
 
-obj-$(CONFIG_I2C_MUX_GPIO)     += gpio-i2cmux.o
+obj-$(CONFIG_I2C_MUX_GPIO)     += i2c-mux-gpio.o
 obj-$(CONFIG_I2C_MUX_PCA9541)  += i2c-mux-pca9541.o
 obj-$(CONFIG_I2C_MUX_PCA954x)  += i2c-mux-pca954x.o
 

diff --git a/drivers/i2c/muxes/gpio-i2cmux.c b/drivers/i2c/muxes/i2c-mux-gpio.c
similarity index 73%
rename from drivers/i2c/muxes/gpio-i2cmux.c
rename to drivers/i2c/muxes/i2c-mux-gpio.c
index fc5c1ef..68b1f8e 100644 (file)
--- a/drivers/i2c/muxes/gpio-i2cmux.c
+++ b/drivers/i2c/muxes/i2c-mux-gpio.c
@@ -10,7 +10,7 @@
 
 #include <linux/i2c.h>
 #include <linux/i2c-mux.h>
-#include <linux/gpio-i2cmux.h>
+#include <linux/i2c-mux-gpio.h>
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/module.h>
@@ -20,10 +20,10 @@
 struct gpiomux {
        struct i2c_adapter *parent;
        struct i2c_adapter **adap; /* child busses */
-       struct gpio_i2cmux_platform_data data;
+       struct i2c_mux_gpio_platform_data data;
 };
 
-static void gpiomux_set(const struct gpiomux *mux, unsigned val)
+static void i2c_mux_gpio_set(const struct gpiomux *mux, unsigned val)
 {
        int i;
 
@@ -31,28 +31,28 @@ static void gpiomux_set(const struct gpiomux *mux, unsigned val)
                gpio_set_value(mux->data.gpios[i], val & (1 << i));
 }
 
-static int gpiomux_select(struct i2c_adapter *adap, void *data, u32 chan)
+static int i2c_mux_gpio_select(struct i2c_adapter *adap, void *data, u32 chan)
 {
        struct gpiomux *mux = data;
 
-       gpiomux_set(mux, mux->data.values[chan]);
+       i2c_mux_gpio_set(mux, mux->data.values[chan]);
 
        return 0;
 }
 
-static int gpiomux_deselect(struct i2c_adapter *adap, void *data, u32 chan)
+static int i2c_mux_gpio_deselect(struct i2c_adapter *adap, void *data, u32 chan)
 {
        struct gpiomux *mux = data;
 
-       gpiomux_set(mux, mux->data.idle);
+       i2c_mux_gpio_set(mux, mux->data.idle);
 
        return 0;
 }
 
-static int __devinit gpiomux_probe(struct platform_device *pdev)
+static int __devinit i2c_mux_gpio_probe(struct platform_device *pdev)
 {
        struct gpiomux *mux;
-       struct gpio_i2cmux_platform_data *pdata;
+       struct i2c_mux_gpio_platform_data *pdata;
        struct i2c_adapter *parent;
        int (*deselect) (struct i2c_adapter *, void *, u32);
        unsigned initial_state;
@@ -86,16 +86,16 @@ static int __devinit gpiomux_probe(struct platform_device *pdev)
                goto alloc_failed2;
        }
 
-       if (pdata->idle != GPIO_I2CMUX_NO_IDLE) {
+       if (pdata->idle != I2C_MUX_GPIO_NO_IDLE) {
                initial_state = pdata->idle;
-               deselect = gpiomux_deselect;
+               deselect = i2c_mux_gpio_deselect;
        } else {
                initial_state = pdata->values[0];
                deselect = NULL;
        }
 
        for (i = 0; i < pdata->n_gpios; i++) {
-               ret = gpio_request(pdata->gpios[i], "gpio-i2cmux");
+               ret = gpio_request(pdata->gpios[i], "i2c-mux-gpio");
                if (ret)
                        goto err_request_gpio;
                gpio_direction_output(pdata->gpios[i],
@@ -105,9 +105,8 @@ static int __devinit gpiomux_probe(struct platform_device *pdev)
        for (i = 0; i < pdata->n_values; i++) {
                u32 nr = pdata->base_nr ? (pdata->base_nr + i) : 0;
 
-               mux->adap[i] = i2c_add_mux_adapter(parent, &pdev->dev, mux,
-                                                  nr, i,
-                                                  gpiomux_select, deselect);
+               mux->adap[i] = i2c_add_mux_adapter(parent, &pdev->dev, mux, nr, i,
+                                                  i2c_mux_gpio_select, deselect);
                if (!mux->adap[i]) {
                        ret = -ENODEV;
                        dev_err(&pdev->dev, "Failed to add adapter %d\n", i);
@@ -138,7 +137,7 @@ alloc_failed:
        return ret;
 }
 
-static int __devexit gpiomux_remove(struct platform_device *pdev)
+static int __devexit i2c_mux_gpio_remove(struct platform_device *pdev)
 {
        struct gpiomux *mux = platform_get_drvdata(pdev);
        int i;
@@ -157,18 +156,18 @@ static int __devexit gpiomux_remove(struct platform_device *pdev)
        return 0;
 }
 
-static struct platform_driver gpiomux_driver = {
-       .probe  = gpiomux_probe,
-       .remove = __devexit_p(gpiomux_remove),
+static struct platform_driver i2c_mux_gpio_driver = {
+       .probe  = i2c_mux_gpio_probe,
+       .remove = __devexit_p(i2c_mux_gpio_remove),
        .driver = {
                .owner  = THIS_MODULE,
-               .name   = "gpio-i2cmux",
+               .name   = "i2c-mux-gpio",
        },
 };
 
-module_platform_driver(gpiomux_driver);
+module_platform_driver(i2c_mux_gpio_driver);
 
 MODULE_DESCRIPTION("GPIO-based I2C multiplexer driver");
 MODULE_AUTHOR("Peter Korsgaard <peter.korsgaard@barco.com>");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:gpio-i2cmux");
+MODULE_ALIAS("platform:i2c-mux-gpio");

diff --git a/include/linux/gpio-i2cmux.h b/include/linux/i2c-mux-gpio.h
similarity index 74%
rename from include/linux/gpio-i2cmux.h
rename to include/linux/i2c-mux-gpio.h
index 4a333bb..a36343a 100644 (file)
--- a/include/linux/gpio-i2cmux.h
+++ b/include/linux/i2c-mux-gpio.h
@@ -1,5 +1,5 @@
 /*
- * gpio-i2cmux interface to platform code
+ * i2c-mux-gpio interface to platform code
  *
  * Peter Korsgaard <peter.korsgaard@barco.com>
  *
@@ -8,14 +8,14 @@
  * published by the Free Software Foundation.
  */
 
-#ifndef _LINUX_GPIO_I2CMUX_H
-#define _LINUX_GPIO_I2CMUX_H
+#ifndef _LINUX_I2C_MUX_GPIO_H
+#define _LINUX_I2C_MUX_GPIO_H
 
 /* MUX has no specific idle mode */
-#define GPIO_I2CMUX_NO_IDLE    ((unsigned)-1)
+#define I2C_MUX_GPIO_NO_IDLE   ((unsigned)-1)
 
 /**
- * struct gpio_i2cmux_platform_data - Platform-dependent data for gpio-i2cmux
+ * struct i2c_mux_gpio_platform_data - Platform-dependent data for i2c-mux-gpio
  * @parent: Parent I2C bus adapter number
  * @base_nr: Base I2C bus number to number adapters from or zero for dynamic
  * @values: Array of bitmasks of GPIO settings (low/high) for each
@@ -25,7 +25,7 @@
  * @n_gpios: Number of GPIOs used to control MUX
  * @idle: Bitmask to write to MUX when idle or GPIO_I2CMUX_NO_IDLE if not used
  */
-struct gpio_i2cmux_platform_data {
+struct i2c_mux_gpio_platform_data {
        int parent;
        int base_nr;
        const unsigned *values;
@@ -35,4 +35,4 @@ struct gpio_i2cmux_platform_data {
        unsigned idle;
 };
 
-#endif /* _LINUX_GPIO_I2CMUX_H */
+#endif /* _LINUX_I2C_MUX_GPIO_H */