2020-09-16 02:30:51

by Liu Shixin

[permalink] [raw]
Subject: [PATCH -next] media: saa7164: convert to use DEFINE_SEQ_ATTRIBUTE macro

Use DEFINE_SEQ_ATTRIBUTE macro to simplify the code.

Signed-off-by: Liu Shixin <[email protected]>
---
drivers/media/pci/saa7164/saa7164-core.c | 17 +++--------------
1 file changed, 3 insertions(+), 14 deletions(-)

diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c
index 6c08b77bfd47..f3a4e575a782 100644
--- a/drivers/media/pci/saa7164/saa7164-core.c
+++ b/drivers/media/pci/saa7164/saa7164-core.c
@@ -1139,32 +1139,21 @@ static int saa7164_seq_show(struct seq_file *m, void *v)
return 0;
}

-static const struct seq_operations saa7164_seq_ops = {
+static const struct seq_operations saa7164_sops = {
.start = saa7164_seq_start,
.next = saa7164_seq_next,
.stop = saa7164_seq_stop,
.show = saa7164_seq_show,
};

-static int saa7164_open(struct inode *inode, struct file *file)
-{
- return seq_open(file, &saa7164_seq_ops);
-}
-
-static const struct file_operations saa7164_operations = {
- .owner = THIS_MODULE,
- .open = saa7164_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
+DEFINE_SEQ_ATTRIBUTE(saa7164);

static struct dentry *saa7614_dentry;

static void __init saa7164_debugfs_create(void)
{
saa7614_dentry = debugfs_create_file("saa7164", 0444, NULL, NULL,
- &saa7164_operations);
+ &saa7164_fops);
}

static void __exit saa7164_debugfs_remove(void)
--
2.25.1