[kernel] modules/gpio-buttons: fix build error on older kernels
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10771 3c298f89-4303-0410-b956-a3cf2f4a3e73master
parent
9ac8ae9d85
commit
a257340a3e
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@ -15,10 +15,13 @@
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*
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/input.h>
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#include <linux/input-polldev.h>
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#include <linux/ioport.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/gpio_buttons.h>
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@ -26,7 +29,7 @@
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#include <asm/gpio.h>
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#define DRV_NAME "gpio-buttons"
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#define DRV_VERSION "0.1.0"
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#define DRV_VERSION "0.1.1"
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#define PFX DRV_NAME ": "
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struct gpio_buttons_dev {
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@ -80,13 +83,13 @@ static int __devinit gpio_buttons_probe(struct platform_device *pdev)
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bdev = kzalloc(sizeof(*bdev), GFP_KERNEL);
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if (!bdev) {
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pr_err(DRV_NAME "no memory for device\n");
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printk(KERN_ERR DRV_NAME "no memory for device\n");
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return -ENOMEM;
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}
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poll_dev = input_allocate_polled_device();
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if (!poll_dev) {
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pr_err(DRV_NAME "no memory for polled device\n");
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printk(KERN_ERR DRV_NAME "no memory for polled device\n");
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error = -ENOMEM;
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goto err_free_bdev;
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}
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@ -97,7 +100,7 @@ static int __devinit gpio_buttons_probe(struct platform_device *pdev)
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input = poll_dev->input;
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input->evbit[0] = BIT_MASK(EV_KEY);
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input->evbit[0] = BIT(EV_KEY);
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input->name = pdev->name;
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input->phys = "gpio-buttons/input0";
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input->dev.parent = &pdev->dev;
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@ -115,15 +118,15 @@ static int __devinit gpio_buttons_probe(struct platform_device *pdev)
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error = gpio_request(gpio, button->desc ?
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button->desc : DRV_NAME);
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if (error) {
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pr_err(PFX "unable to claim gpio %u, error %d\n",
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gpio, error);
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printk(KERN_ERR PFX "unable to claim gpio %u, "
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"error %d\n", gpio, error);
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goto err_free_gpio;
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}
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error = gpio_direction_input(gpio);
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if (error) {
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pr_err(PFX "unable to set direction on gpio %u, "
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"error %d\n", gpio, error);
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printk(KERN_ERR PFX "unable to set direction on "
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"gpio %u, error %d\n", gpio, error);
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goto err_free_gpio;
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}
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@ -137,8 +140,8 @@ static int __devinit gpio_buttons_probe(struct platform_device *pdev)
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error = input_register_polled_device(poll_dev);
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if (error) {
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pr_err(PFX "unable to register polled device, error %d\n",
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error);
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printk(KERN_ERR PFX "unable to register polled device, "
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"error %d\n", error);
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goto err_free_gpio;
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}
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@ -152,7 +155,7 @@ err_free_gpio:
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err_free_bdev:
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kfree(bdev);
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err:
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platform_set_drvdata(pdev, NULL);
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return error;
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}
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@ -187,7 +190,7 @@ static struct platform_driver gpio_buttons_driver = {
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static int __init gpio_buttons_init(void)
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{
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pr_info(DRV_NAME " driver version " DRV_VERSION "\n");
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printk(KERN_INFO DRV_NAME " driver version " DRV_VERSION "\n");
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return platform_driver_register(&gpio_buttons_driver);
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}
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