V4L/DVB (9766): em28xx: improve probe messages
Prints usb speed used by em28xx interface. While there, fixes USB ID's
endiannes.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index efa4c82..a0db340 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -2176,6 +2176,7 @@
struct em28xx *dev = NULL;
int retval = -ENODEV;
int i, nr, ifnum, isoc_pipe;
+ char *speed;
udev = usb_get_dev(interface_to_usbdev(interface));
ifnum = interface->altsetting[0].desc.bInterfaceNumber;
@@ -2186,11 +2187,12 @@
/* Don't register audio interfaces */
if (interface->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
- em28xx_err(DRIVER_NAME " audio device (%04x:%04x): interface %i, class %i\n",
- udev->descriptor.idVendor,
- udev->descriptor.idProduct,
- ifnum,
- interface->altsetting[0].desc.bInterfaceClass);
+ em28xx_err(DRIVER_NAME " audio device (%04x:%04x): "
+ "interface %i, class %i\n",
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct),
+ ifnum,
+ interface->altsetting[0].desc.bInterfaceClass);
em28xx_devused &= ~(1<<nr);
return -ENODEV;
@@ -2219,8 +2221,8 @@
if (!check_interface) {
em28xx_err(DRIVER_NAME " video device (%04x:%04x): "
"interface %i, class %i found.\n",
- udev->descriptor.idVendor,
- udev->descriptor.idProduct,
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct),
ifnum,
interface->altsetting[0].desc.bInterfaceClass);
@@ -2230,14 +2232,30 @@
em28xx_devused &= ~(1<<nr);
return -ENODEV;
}
-
}
- em28xx_err(DRIVER_NAME " new video device (%04x:%04x): interface %i, class %i\n",
- udev->descriptor.idVendor,
- udev->descriptor.idProduct,
- ifnum,
- interface->altsetting[0].desc.bInterfaceClass);
+ switch (udev->speed) {
+ case USB_SPEED_LOW:
+ speed = "1.5";
+ break;
+ case USB_SPEED_UNKNOWN:
+ case USB_SPEED_FULL:
+ speed = "12";
+ break;
+ case USB_SPEED_HIGH:
+ speed = "480";
+ break;
+ default:
+ speed = "unknown";
+ }
+
+ printk(DRIVER_NAME ": New video device @ %s Mbps "
+ "(%04x:%04x, interface %d, class %d)\n",
+ speed,
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct),
+ ifnum,
+ interface->altsetting->desc.bInterfaceNumber);
if (nr >= EM28XX_MAXBOARDS) {
printk(DRIVER_NAME ": Supports only %i em28xx boards.\n",