* [v1,06/14] USB: gadget: pxa25x: Re-use DEFINE_SHOW_ATTRIBUTE() macro
@ 2018-02-17 15:42 Robert Jarzmik
0 siblings, 0 replies; 2+ messages in thread
From: Robert Jarzmik @ 2018-02-17 15:42 UTC (permalink / raw)
To: Andy Shevchenko
Cc: Felipe Balbi, linux-usb, Greg Kroah-Hartman, Daniel Mack, Haojian Zhuang
Andy Shevchenko <andriy.shevchenko@linux.intel.com> writes:
> ...instead of open coding file operations followed by custom ->open()
> callbacks per each attribute.
>
> Cc: Daniel Mack <daniel@zonque.org>
> Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
> Cc: Robert Jarzmik <robert.jarzmik@free.fr>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Cheers.
---
Robert
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^ permalink raw reply [flat|nested] 2+ messages in thread
* [v1,06/14] USB: gadget: pxa25x: Re-use DEFINE_SHOW_ATTRIBUTE() macro
@ 2018-02-14 16:08 Andy Shevchenko
0 siblings, 0 replies; 2+ messages in thread
From: Andy Shevchenko @ 2018-02-14 16:08 UTC (permalink / raw)
To: Felipe Balbi, linux-usb, Greg Kroah-Hartman
Cc: Andy Shevchenko, Daniel Mack, Haojian Zhuang, Robert Jarzmik
...instead of open coding file operations followed by custom ->open()
callbacks per each attribute.
Cc: Daniel Mack <daniel@zonque.org>
Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
Cc: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/usb/gadget/udc/pxa25x_udc.c | 20 +++-----------------
1 file changed, 3 insertions(+), 17 deletions(-)
diff --git a/drivers/usb/gadget/udc/pxa25x_udc.c b/drivers/usb/gadget/udc/pxa25x_udc.c
index 0e3f5faa000e..d4be53559f2e 100644
--- a/drivers/usb/gadget/udc/pxa25x_udc.c
+++ b/drivers/usb/gadget/udc/pxa25x_udc.c
@@ -1233,8 +1233,7 @@ static const struct usb_gadget_ops pxa25x_udc_ops = {
#ifdef CONFIG_USB_GADGET_DEBUG_FS
-static int
-udc_seq_show(struct seq_file *m, void *_d)
+static int udc_debug_show(struct seq_file *m, void *_d)
{
struct pxa25x_udc *dev = m->private;
unsigned long flags;
@@ -1335,25 +1334,12 @@ udc_seq_show(struct seq_file *m, void *_d)
local_irq_restore(flags);
return 0;
}
-
-static int
-udc_debugfs_open(struct inode *inode, struct file *file)
-{
- return single_open(file, udc_seq_show, inode->i_private);
-}
-
-static const struct file_operations debug_fops = {
- .open = udc_debugfs_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
-};
+DEFINE_SHOW_ATTRIBUTE(udc_debug);
#define create_debug_files(dev) \
do { \
dev->debugfs_udc = debugfs_create_file(dev->gadget.name, \
- S_IRUGO, NULL, dev, &debug_fops); \
+ S_IRUGO, NULL, dev, &udc_debug_fops); \
} while (0)
#define remove_debug_files(dev) debugfs_remove(dev->debugfs_udc)
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2018-02-17 15:42 [v1,06/14] USB: gadget: pxa25x: Re-use DEFINE_SHOW_ATTRIBUTE() macro Robert Jarzmik
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2018-02-14 16:08 Andy Shevchenko
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