usb: gadget: udc: core: Use pr_fmt() to prefix messages
PATCH 1/2 usb: gadget: udc: core: Use pr_fmt() to prefix messages
Instead of duplicating, use pr_fmt() to prefix pr_*() messages.
Signed-off-by Andy Shevchenko <[email protected]>
--- drivers/usb/gadget/udc/core.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
drivers/usb/gadget/udc/core.c +4 -2
@@ -6,6 +6,8 @@* Author: Felipe Balbi <[email protected]> */ +#define pr_fmt (fmt) "UDC core: " fmt +#include <linux/kernel.h> #include <linux/module.h> #include <linux/device.h>
@@ -1555,14 +1557,14 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver)if (!driver->match_existing_only) {list_add_tail (&driver->pending, &gadget_driver_pending_list); -pr_info ("udc-core: couldn't find an available UDC - added [%s] to list of pending drivers\n" , +pr_info ("couldn't find an available UDC - added [%s] to list of pending drivers\n" , driver->function); ret =0 ; }mutex_unlock (&udc_lock);if (ret) -pr_warn ("udc-core: couldn't find an available UDC or it's busy\n" ); +pr_warn ("couldn't find an available UDC or it's busy\n" );return ret; found: ret =udc_bind_to_driver (udc, driver);
Signature · 1 line
2.33.0
PATCH 2/2 usb: gadget: udc: core: Print error code in usb_gadget_probe_driver()
When the UDC is not found, print also the error code for easier debugging.
Signed-off-by Andy Shevchenko <[email protected]>
--- drivers/usb/gadget/udc/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/usb/gadget/udc/core.c +1 -1
@@ -1564,7 +1564,7 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver)mutex_unlock (&udc_lock);if (ret) -pr_warn ("couldn't find an available UDC or it's busy\n" ); +pr_warn ("couldn't find an available UDC or it's busy: %d\n" , ret);return ret; found: ret =udc_bind_to_driver (udc, driver);
Signature · 1 line
2.33.0