diff options
Diffstat (limited to 'drivers/usb/core/hcd.c')
| -rw-r--r-- | drivers/usb/core/hcd.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 140d3e11f212..190b1ec7bdcb 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -138,7 +138,7 @@ static const u8 usb3_rh_dev_descriptor[18] = { 0x03, /* __u8 bDeviceProtocol; USB 3.0 hub */ 0x09, /* __u8 bMaxPacketSize0; 2^9 = 512 Bytes */ - 0x6b, 0x1d, /* __le16 idVendor; Linux Foundation */ + 0x6b, 0x1d, /* __le16 idVendor; Linux Foundation 0x1d6b */ 0x03, 0x00, /* __le16 idProduct; device 0x0003 */ KERNEL_VER, KERNEL_REL, /* __le16 bcdDevice */ @@ -159,7 +159,7 @@ static const u8 usb2_rh_dev_descriptor [18] = { 0x00, /* __u8 bDeviceProtocol; [ usb 2.0 no TT ] */ 0x40, /* __u8 bMaxPacketSize0; 64 Bytes */ - 0x6b, 0x1d, /* __le16 idVendor; Linux Foundation */ + 0x6b, 0x1d, /* __le16 idVendor; Linux Foundation 0x1d6b */ 0x02, 0x00, /* __le16 idProduct; device 0x0002 */ KERNEL_VER, KERNEL_REL, /* __le16 bcdDevice */ @@ -182,7 +182,7 @@ static const u8 usb11_rh_dev_descriptor [18] = { 0x00, /* __u8 bDeviceProtocol; [ low/full speeds only ] */ 0x40, /* __u8 bMaxPacketSize0; 64 Bytes */ - 0x6b, 0x1d, /* __le16 idVendor; Linux Foundation */ + 0x6b, 0x1d, /* __le16 idVendor; Linux Foundation 0x1d6b */ 0x01, 0x00, /* __le16 idProduct; device 0x0001 */ KERNEL_VER, KERNEL_REL, /* __le16 bcdDevice */ @@ -997,6 +997,15 @@ static int register_root_hub(struct usb_hcd *hcd) dev_name(&usb_dev->dev), retval); return (retval < 0) ? retval : -EMSGSIZE; } + if (usb_dev->speed == USB_SPEED_SUPER) { + retval = usb_get_bos_descriptor(usb_dev); + if (retval < 0) { + mutex_unlock(&usb_bus_list_lock); + dev_dbg(parent_dev, "can't read %s bos descriptor %d\n", + dev_name(&usb_dev->dev), retval); + return retval; + } + } retval = usb_new_device (usb_dev); if (retval) { |