...instead of open coding file operations followed by custom ->open()
callbacks per each attribute.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/usb/gadget/udc/gr_udc.c | 17 ++---------------
1 file changed, 2 insertions(+), 15 deletions(-)
diff --git a/drivers/usb/gadget/udc/gr_udc.c b/drivers/usb/gadget/udc/gr_udc.c
index b3fb1bbdb854..ca83c15d8ea4 100644
--- a/drivers/usb/gadget/udc/gr_udc.c
+++ b/drivers/usb/gadget/udc/gr_udc.c
@@ -179,8 +179,7 @@ static void gr_seq_ep_show(struct seq_file *seq, struct gr_ep *ep)
seq_puts(seq, "\n");
}
-
-static int gr_seq_show(struct seq_file *seq, void *v)
+static int gr_dfs_show(struct seq_file *seq, void *v)
{
struct gr_udc *dev = seq->private;
u32 control = gr_read32(&dev->regs->control);
@@ -203,19 +202,7 @@ static int gr_seq_show(struct seq_file *seq, void *v)
return 0;
}
-
-static int gr_dfs_open(struct inode *inode, struct file *file)
-{
- return single_open(file, gr_seq_show, inode->i_private);
-}
-
-static const struct file_operations gr_dfs_fops = {
- .owner = THIS_MODULE,
- .open = gr_dfs_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(gr_dfs);
static void gr_dfs_create(struct gr_udc *dev)
{
--
2.15.1
--
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