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authorAlexey Dobriyan <adobriyan@gmail.com>2009-11-25 10:14:12 +0300
committerJohn W. Linville <linville@tuxdriver.com>2009-11-28 15:04:54 -0500
commitb8d83392980b65ea548cbf2b1c7c542b51961166 (patch)
tree0bbe345c96ddaf26a74f08bf794025ad0be8aa5b
parent83daee06adeed7b294802c998d5e03ea7d856aa1 (diff)
ipw2x00: convert to seq_file
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ipw2x00/libipw_module.c33
1 files changed, 22 insertions, 11 deletions
diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c
index e8a1ac5f8e11..bf21eb383dbd 100644
--- a/drivers/net/wireless/ipw2x00/libipw_module.c
+++ b/drivers/net/wireless/ipw2x00/libipw_module.c
@@ -248,17 +248,22 @@ u32 libipw_debug_level = 0;
EXPORT_SYMBOL_GPL(libipw_debug_level);
static struct proc_dir_entry *libipw_proc = NULL;
-static int show_debug_level(char *page, char **start, off_t offset,
- int count, int *eof, void *data)
+static int debug_level_proc_show(struct seq_file *m, void *v)
{
- return snprintf(page, count, "0x%08X\n", libipw_debug_level);
+ seq_printf(m, "0x%08X\n", libipw_debug_level);
+ return 0;
}
-static int store_debug_level(struct file *file, const char __user * buffer,
- unsigned long count, void *data)
+static int debug_level_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, debug_level_proc_show, NULL);
+}
+
+static ssize_t debug_level_proc_write(struct file *file,
+ const char __user *buffer, size_t count, loff_t *pos)
{
char buf[] = "0x00000000\n";
- unsigned long len = min((unsigned long)sizeof(buf) - 1, count);
+ size_t len = min(sizeof(buf) - 1, count);
unsigned long val;
if (copy_from_user(buf, buffer, len))
@@ -272,6 +277,15 @@ static int store_debug_level(struct file *file, const char __user * buffer,
return strnlen(buf, len);
}
+
+static const struct file_operations debug_level_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = debug_level_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = debug_level_proc_write,
+};
#endif /* CONFIG_LIBIPW_DEBUG */
static int __init libipw_init(void)
@@ -286,16 +300,13 @@ static int __init libipw_init(void)
" proc directory\n");
return -EIO;
}
- e = create_proc_entry("debug_level", S_IFREG | S_IRUGO | S_IWUSR,
- libipw_proc);
+ e = proc_create("debug_level", S_IRUGO | S_IWUSR, libipw_proc,
+ &debug_level_proc_fops);
if (!e) {
remove_proc_entry(DRV_NAME, init_net.proc_net);
libipw_proc = NULL;
return -EIO;
}
- e->read_proc = show_debug_level;
- e->write_proc = store_debug_level;
- e->data = NULL;
#endif /* CONFIG_LIBIPW_DEBUG */
printk(KERN_INFO DRV_NAME ": " DRV_DESCRIPTION ", " DRV_VERSION "\n");