diff options
Diffstat (limited to 'drivers/usb/core/hcd.c')
| -rw-r--r-- | drivers/usb/core/hcd.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index d53547d2e4c7..014dc996b4f6 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -149,6 +149,27 @@ static const u8 usb3_rh_dev_descriptor[18] = { 0x01 /* __u8 bNumConfigurations; */ }; +/* usb 2.5 (wireless USB 1.0) root hub device descriptor */ +static const u8 usb25_rh_dev_descriptor[18] = { + 0x12, /* __u8 bLength; */ + 0x01, /* __u8 bDescriptorType; Device */ + 0x50, 0x02, /* __le16 bcdUSB; v2.5 */ + + 0x09, /* __u8 bDeviceClass; HUB_CLASSCODE */ + 0x00, /* __u8 bDeviceSubClass; */ + 0x00, /* __u8 bDeviceProtocol; [ usb 2.0 no TT ] */ + 0xFF, /* __u8 bMaxPacketSize0; always 0xFF (WUSB Spec 7.4.1). */ + + 0x6b, 0x1d, /* __le16 idVendor; Linux Foundation 0x1d6b */ + 0x02, 0x00, /* __le16 idProduct; device 0x0002 */ + KERNEL_VER, KERNEL_REL, /* __le16 bcdDevice */ + + 0x03, /* __u8 iManufacturer; */ + 0x02, /* __u8 iProduct; */ + 0x01, /* __u8 iSerialNumber; */ + 0x01 /* __u8 bNumConfigurations; */ +}; + /* usb 2.0 root hub device descriptor */ static const u8 usb2_rh_dev_descriptor [18] = { 0x12, /* __u8 bLength; */ @@ -527,6 +548,9 @@ static int rh_call_control (struct usb_hcd *hcd, struct urb *urb) case HCD_USB3: bufp = usb3_rh_dev_descriptor; break; + case HCD_USB25: + bufp = usb25_rh_dev_descriptor; + break; case HCD_USB2: bufp = usb2_rh_dev_descriptor; break; @@ -546,6 +570,7 @@ static int rh_call_control (struct usb_hcd *hcd, struct urb *urb) bufp = ss_rh_config_descriptor; len = sizeof ss_rh_config_descriptor; break; + case HCD_USB25: case HCD_USB2: bufp = hs_rh_config_descriptor; len = sizeof hs_rh_config_descriptor; @@ -2511,6 +2536,9 @@ int usb_add_hcd(struct usb_hcd *hcd, case HCD_USB2: rhdev->speed = USB_SPEED_HIGH; break; + case HCD_USB25: + rhdev->speed = USB_SPEED_WIRELESS; + break; case HCD_USB3: rhdev->speed = USB_SPEED_SUPER; break; |