From 40d2589aa45c663e46813ec1aed24d8f37501186 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Wed, 14 Feb 2018 18:08:21 +0200 Subject: [PATCH] USB: gadget: gr: Re-use DEFINE_SHOW_ATTRIBUTE() macro ...instead of open coding file operations followed by custom ->open() callbacks per each attribute. Signed-off-by: Andy Shevchenko Signed-off-by: Greg Kroah-Hartman --- 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) { -- GitLab