On Thu, Sep 20, 2007 at 11:06:56PM +0900, Yoichi Yuasa wrote:
> Update Cobalt Qube series front LED support.
>
> Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
>
> diff -pruN -X mips/Documentation/dontdiff
> mips-orig/drivers/leds/leds-cobalt-qube.c mips/drivers/leds/leds-cobalt-qube.c
> --- mips-orig/drivers/leds/leds-cobalt-qube.c 2007-09-14 11:16:22.397075500
> +0900
> +++ mips/drivers/leds/leds-cobalt-qube.c 2007-09-14 11:38:52.797470250
> +0900
> @@ -3,40 +3,100 @@
> *
> * Control the Cobalt Qube series front LED
> */
> -
> +#include <linux/init.h>
> +#include <linux/ioport.h>
> +#include <linux/leds.h>
> #include <linux/module.h>
> +#include <linux/platform_device.h>
> #include <linux/types.h>
> -#include <linux/kernel.h>
> -#include <linux/device.h>
> -#include <linux/leds.h>
> -#include <asm/mach-cobalt/cobalt.h>
>
> -static void cobalt_led_set(struct led_classdev *led_cdev, enum
> led_brightness brightness)
> +#include <asm/io.h>
<linux/io.h>
> +
> +#define LED_FRONT_LEFT 0x01
> +#define LED_FRONT_RIGHT 0x02
> +
> +static void __iomem *led_port;
> +static u8 led_value;
> +
> +static void qube_front_led_set(struct led_classdev *led_cdev,
> + enum led_brightness brightness)
> {
> if (brightness)
> - COBALT_LED_PORT = COBALT_LED_BAR_LEFT | COBALT_LED_BAR_RIGHT;
> + led_value = LED_FRONT_LEFT | LED_FRONT_RIGHT;
> else
> - COBALT_LED_PORT = 0;
> + led_value = ~(LED_FRONT_LEFT | LED_FRONT_RIGHT);
> + writeb(led_value, led_port);
> +}
> +
> +static struct led_classdev qube_front_led = {
> + .name = "qube-front",
> + .brightness = LED_FULL,
> + .brightness_set = qube_front_led_set,
> + .default_trigger = "ide-disk",
> +};
> +
> +static int __devinit cobalt_qube_led_probe(struct platform_device *pdev)
> +{
> + struct resource *res;
> + int retval;
> +
> + res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> + if (!res)
> + return -EBUSY;
> +
> + led_port = ioremap(res->start, res->end - res->start + 1);
> + if (!led_port)
> + return -ENOMEM;
> +
> + led_value = LED_FRONT_LEFT | LED_FRONT_RIGHT;
> + writeb(led_value, led_port);
> +
> + retval = led_classdev_register(&pdev->dev, &qube_front_led);
> + if (retval)
> + goto err_iounmap;
> +
> + return 0;
> +
> +err_iounmap:
> + iounmap(led_port);
> + led_port = NULL;
> +
> + return retval;
> +}
> +
> +static int __devexit cobalt_qube_led_remove(struct platform_device *pdev)
> +{
> + led_classdev_unregister(&qube_front_led);
> +
> + if (led_port) {
> + iounmap(led_port);
> + led_port = NULL;
> + }
> +
> + return 0;
> }
>
> -static struct led_classdev cobalt_led = {
> - .name = "cobalt-front-led",
> - .brightness_set = cobalt_led_set,
> - .default_trigger = "ide-disk",
> +static struct platform_driver cobalt_qube_led_driver = {
> + .probe = cobalt_qube_led_probe,
> + .remove = __devexit_p(cobalt_qube_led_remove),
> + .driver = {
> + .name = "Cobalt Qube LEDs",
Again, please make this something lowercase without spaces.
> + .owner = THIS_MODULE,
> + },
> };
>
> -static int __init cobalt_led_init(void)
> +static int __init cobalt_qube_led_init(void)
> {
> - return led_classdev_register(NULL, &cobalt_led);
> + return platform_driver_register(&cobalt_qube_led_driver);
> }
>
> -static void __exit cobalt_led_exit(void)
> +static void __exit cobalt_qube_led_exit(void)
> {
> - led_classdev_unregister(&cobalt_led);
> + platform_driver_unregister(&cobalt_qube_led_driver);
> }
>
> -module_init(cobalt_led_init);
> -module_exit(cobalt_led_exit);
> +module_init(cobalt_qube_led_init);
> +module_exit(cobalt_qube_led_exit);
>
> MODULE_LICENSE("GPL");
> MODULE_DESCRIPTION("Front LED support for Cobalt Qube series");
Ralf
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