diff options
| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-11-27 14:32:17 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-29 17:53:43 -0200 |
| commit | 6a18eaf61aadcd7f002ddfa26031525570e6f8b6 (patch) | |
| tree | d842e20066095d51171eb4db3aed464bd0ae5485 | |
| parent | 017ab4b1e2aa31dc9fe986ab6d1f5ffa2a84395b (diff) | |
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>
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-video.c | 42 |
1 files changed, 30 insertions, 12 deletions
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index efa4c825322..a0db340e5eb 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -2176,6 +2176,7 @@ static int em28xx_usb_probe(struct usb_interface *interface, 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 @@ static int em28xx_usb_probe(struct usb_interface *interface, /* 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 @@ static int em28xx_usb_probe(struct usb_interface *interface, 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 @@ static int em28xx_usb_probe(struct usb_interface *interface, em28xx_devused &= ~(1<<nr); return -ENODEV; } + } + 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"; } - 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); + 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", |