From 35a7e0a2efe6714f68c92fb03e760264929f6dc5 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Wed, 14 Feb 2018 18:08:23 +0200 Subject: [PATCH] USB: gadget: pxa27x: Re-use DEFINE_SHOW_ATTRIBUTE() macro ...instead of open coding file operations followed by custom ->open() callbacks per each attribute. Cc: Daniel Mack Cc: Haojian Zhuang Signed-off-by: Andy Shevchenko Acked-by: Robert Jarzmik Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/udc/pxa27x_udc.c | 42 +++---------------------------------- 1 file changed, 3 insertions(+), 39 deletions(-) diff --git a/drivers/usb/gadget/udc/pxa27x_udc.c b/drivers/usb/gadget/udc/pxa27x_udc.c index fadcf2653c3d..a58242e901df 100644 --- a/drivers/usb/gadget/udc/pxa27x_udc.c +++ b/drivers/usb/gadget/udc/pxa27x_udc.c @@ -131,6 +131,7 @@ static int state_dbg_show(struct seq_file *s, void *p) return 0; } +DEFINE_SHOW_ATTRIBUTE(state_dbg); static int queues_dbg_show(struct seq_file *s, void *p) { @@ -163,6 +164,7 @@ static int queues_dbg_show(struct seq_file *s, void *p) return 0; } +DEFINE_SHOW_ATTRIBUTE(queues_dbg); static int eps_dbg_show(struct seq_file *s, void *p) { @@ -199,45 +201,7 @@ static int eps_dbg_show(struct seq_file *s, void *p) return 0; } - -static int eps_dbg_open(struct inode *inode, struct file *file) -{ - return single_open(file, eps_dbg_show, inode->i_private); -} - -static int queues_dbg_open(struct inode *inode, struct file *file) -{ - return single_open(file, queues_dbg_show, inode->i_private); -} - -static int state_dbg_open(struct inode *inode, struct file *file) -{ - return single_open(file, state_dbg_show, inode->i_private); -} - -static const struct file_operations state_dbg_fops = { - .owner = THIS_MODULE, - .open = state_dbg_open, - .llseek = seq_lseek, - .read = seq_read, - .release = single_release, -}; - -static const struct file_operations queues_dbg_fops = { - .owner = THIS_MODULE, - .open = queues_dbg_open, - .llseek = seq_lseek, - .read = seq_read, - .release = single_release, -}; - -static const struct file_operations eps_dbg_fops = { - .owner = THIS_MODULE, - .open = eps_dbg_open, - .llseek = seq_lseek, - .read = seq_read, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(eps_dbg); static void pxa_init_debugfs(struct pxa_udc *udc) { -- 2.11.0