diff options
Diffstat (limited to 'src/usb-linux.c')
| -rw-r--r-- | src/usb-linux.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/usb-linux.c b/src/usb-linux.c index 8acbace..9878f41 100644 --- a/src/usb-linux.c +++ b/src/usb-linux.c @@ -56,6 +56,7 @@ struct usb_device { struct collection rx_xfers; struct collection tx_xfers; int wMaxPacketSize; + uint64_t speed; }; static struct collection device_list; @@ -425,6 +426,7 @@ int usb_discover(void) usbdev->address = address; usbdev->vid = devdesc.idVendor; usbdev->pid = devdesc.idProduct; + usbdev->speed = 480000000; usbdev->dev = handle; usbdev->alive = 1; usbdev->wMaxPacketSize = libusb_get_max_packet_size(dev, usbdev->ep_out); @@ -435,6 +437,25 @@ int usb_discover(void) usbmuxd_log(LL_INFO, "Using wMaxPacketSize=%d for device %d-%d", usbdev->wMaxPacketSize, usbdev->bus, usbdev->address); } + switch (libusb_get_device_speed(dev)) { + case LIBUSB_SPEED_LOW: + usbdev->speed = 1500000; + break; + case LIBUSB_SPEED_FULL: + usbdev->speed = 12000000; + break; + case LIBUSB_SPEED_SUPER: + usbdev->speed = 5000000000; + break; + case LIBUSB_SPEED_HIGH: + case LIBUSB_SPEED_UNKNOWN: + default: + usbdev->speed = 480000000; + break; + } + + usbmuxd_log(LL_INFO, "USB Speed is %g MBit/s for device %d-%d", (double)(usbdev->speed / 1000000.0), usbdev->bus, usbdev->address); + collection_init(&usbdev->tx_xfers); collection_init(&usbdev->rx_xfers); @@ -510,6 +531,14 @@ uint16_t usb_get_pid(struct usb_device *dev) return dev->pid; } +uint64_t usb_get_speed(struct usb_device *dev) +{ + if (!dev->dev) { + return 0; + } + return dev->speed; +} + void usb_get_fds(struct fdlist *list) { const struct libusb_pollfd **usbfds; |