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authorJohan Hovold <johan@kernel.org>2017-03-16 17:13:31 +0100
committerJohan Hovold <johan@kernel.org>2017-03-28 10:54:39 +0200
commit415d7b3a5407d91fdf47a07fd31d63e4b548651f (patch)
tree03bada184bb316d49d4622b0a5f373231459fa97 /drivers/usb
parentUSB: serial: allow subdrivers to modify port-endpoint mapping (diff)
downloadlinux-415d7b3a5407d91fdf47a07fd31d63e4b548651f.tar.xz
linux-415d7b3a5407d91fdf47a07fd31d63e4b548651f.zip
USB: serial: add probe callback to generic driver
Add a probe callback to the generic driver and print the only-for-testing message there. This is a first step in getting rid of the CONFIG_USB_SERIAL_GENERIC ifdef from usb-serial core. Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/serial/generic.c12
-rw-r--r--drivers/usb/serial/usb-serial.c2
2 files changed, 12 insertions, 2 deletions
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 49ce2be90fa0..8c7600472019 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -37,6 +37,17 @@ MODULE_PARM_DESC(product, "User specified USB idProduct");
static struct usb_device_id generic_device_ids[2]; /* Initially all zeroes. */
+static int usb_serial_generic_probe(struct usb_serial *serial,
+ const struct usb_device_id *id)
+{
+ struct device *dev = &serial->interface->dev;
+
+ dev_info(dev, "The \"generic\" usb-serial driver is only for testing and one-off prototypes.\n");
+ dev_info(dev, "Tell linux-usb@vger.kernel.org to add your device to a proper driver.\n");
+
+ return 0;
+}
+
struct usb_serial_driver usb_serial_generic_device = {
.driver = {
.owner = THIS_MODULE,
@@ -44,6 +55,7 @@ struct usb_serial_driver usb_serial_generic_device = {
},
.id_table = generic_device_ids,
.num_ports = 1,
+ .probe = usb_serial_generic_probe,
.throttle = usb_serial_generic_throttle,
.unthrottle = usb_serial_generic_unthrottle,
.resume = usb_serial_generic_resume,
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index f0761f491c5f..f8ae09e2cff5 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -858,8 +858,6 @@ static int usb_serial_probe(struct usb_interface *interface,
retval = -EIO;
goto err_free_epds;
}
- dev_info(ddev, "The \"generic\" usb-serial driver is only for testing and one-off prototypes.\n");
- dev_info(ddev, "Tell linux-usb@vger.kernel.org to add your device to a proper driver.\n");
}
#endif
if (!num_ports) {