From 64cfe860678f0d541468872d106bc26edfe33ff8 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Wed, 14 Feb 2018 18:08:25 +0200 Subject: [PATCH] USB: host: imx21: 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/host/imx21-dbg.c | 65 +++--------------------------------- 1 file changed, 5 insertions(+), 60 deletions(-) diff --git a/drivers/usb/host/imx21-dbg.c b/drivers/usb/host/imx21-dbg.c index b964f9a51d87..a213ed6f07b5 100644 --- a/drivers/usb/host/imx21-dbg.c +++ b/drivers/usb/host/imx21-dbg.c @@ -245,6 +245,7 @@ static int debug_status_show(struct seq_file *s, void *v) return 0; } +DEFINE_SHOW_ATTRIBUTE(debug_status); static int debug_dmem_show(struct seq_file *s, void *v) { @@ -266,6 +267,7 @@ static int debug_dmem_show(struct seq_file *s, void *v) return 0; } +DEFINE_SHOW_ATTRIBUTE(debug_dmem); static int debug_etd_show(struct seq_file *s, void *v) { @@ -334,6 +336,7 @@ static int debug_etd_show(struct seq_file *s, void *v) return 0; } +DEFINE_SHOW_ATTRIBUTE(debug_etd); static void debug_statistics_show_one(struct seq_file *s, const char *name, struct debug_stats *stats) @@ -368,6 +371,7 @@ static int debug_statistics_show(struct seq_file *s, void *v) return 0; } +DEFINE_SHOW_ATTRIBUTE(debug_statistics); static void debug_isoc_show_one(struct seq_file *s, const char *name, int index, struct debug_isoc_trace *trace) @@ -409,66 +413,7 @@ static int debug_isoc_show(struct seq_file *s, void *v) return 0; } - -static int debug_status_open(struct inode *inode, struct file *file) -{ - return single_open(file, debug_status_show, inode->i_private); -} - -static int debug_dmem_open(struct inode *inode, struct file *file) -{ - return single_open(file, debug_dmem_show, inode->i_private); -} - -static int debug_etd_open(struct inode *inode, struct file *file) -{ - return single_open(file, debug_etd_show, inode->i_private); -} - -static int debug_statistics_open(struct inode *inode, struct file *file) -{ - return single_open(file, debug_statistics_show, inode->i_private); -} - -static int debug_isoc_open(struct inode *inode, struct file *file) -{ - return single_open(file, debug_isoc_show, inode->i_private); -} - -static const struct file_operations debug_status_fops = { - .open = debug_status_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static const struct file_operations debug_dmem_fops = { - .open = debug_dmem_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static const struct file_operations debug_etd_fops = { - .open = debug_etd_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static const struct file_operations debug_statistics_fops = { - .open = debug_statistics_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static const struct file_operations debug_isoc_fops = { - .open = debug_isoc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(debug_isoc); static void create_debug_files(struct imx21 *imx21) {