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pwm: Convert to use DEFINE_SEQ_ATTRIBUTE macro

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Use DEFINE_SEQ_ATTRIBUTE macro to simplify the code.

Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
This commit is contained in:
Liu Shixin 2020-09-16 10:50:28 +08:00 committed by Thierry Reding
parent 457f74abbe
commit f339e79bae
1 changed files with 3 additions and 14 deletions
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17
drivers/pwm/core.c
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@ -1327,30 +1327,19 @@ static int pwm_seq_show(struct seq_file *s, void *v)
return 0;
}
static const struct seq_operations pwm_seq_ops = {
static const struct seq_operations pwm_debugfs_sops = {
.start = pwm_seq_start,
.next = pwm_seq_next,
.stop = pwm_seq_stop,
.show = pwm_seq_show,
};
static int pwm_seq_open(struct inode *inode, struct file *file)
{
return seq_open(file, &pwm_seq_ops);
}
static const struct file_operations pwm_debugfs_ops = {
.owner = THIS_MODULE,
.open = pwm_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
DEFINE_SEQ_ATTRIBUTE(pwm_debugfs);
static int __init pwm_debugfs_init(void)
{
debugfs_create_file("pwm", S_IFREG | S_IRUGO, NULL, NULL,
&pwm_debugfs_ops);
&pwm_debugfs_fops);
return 0;
}