sparc: switch /proc/led to seq_file
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -2,6 +2,7 @@
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/proc_fs.h>
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#include <linux/seq_file.h>
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#include <linux/string.h>
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#include <linux/jiffies.h>
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#include <linux/timer.h>
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@ -45,21 +46,22 @@ static void led_blink(unsigned long timeout)
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add_timer(&led_blink_timer);
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}
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static int led_read_proc(char *buf, char **start, off_t offset, int count,
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int *eof, void *data)
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static int led_proc_show(struct seq_file *m, void *v)
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{
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int len = 0;
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if (get_auxio() & AUXIO_LED)
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len = sprintf(buf, "on\n");
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seq_puts(m, "on\n");
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else
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len = sprintf(buf, "off\n");
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return len;
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seq_puts(m, "off\n");
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return 0;
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}
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static int led_write_proc(struct file *file, const char __user *buffer,
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unsigned long count, void *data)
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static int led_proc_open(struct inode *inode, struct file *file)
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{
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return single_open(file, led_proc_show, NULL);
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}
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static ssize_t led_proc_write(struct file *file, const char __user *buffer,
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size_t count, loff_t *ppos)
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{
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char *buf = NULL;
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@ -103,6 +105,15 @@ static int led_write_proc(struct file *file, const char __user *buffer,
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return count;
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}
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static const struct file_operations led_proc_fops = {
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.owner = THIS_MODULE,
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.open = led_proc_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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.write = led_proc_write,
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};
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static struct proc_dir_entry *led;
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#define LED_VERSION "0.1"
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@ -112,12 +123,9 @@ static int __init led_init(void)
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init_timer(&led_blink_timer);
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led_blink_timer.function = led_blink;
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led = create_proc_entry("led", 0, NULL);
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led = proc_create("led", 0, NULL, &led_proc_fops);
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if (!led)
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return -ENOMEM;
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led->read_proc = led_read_proc; /* reader function */
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led->write_proc = led_write_proc; /* writer function */
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led->owner = THIS_MODULE;
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printk(KERN_INFO
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