diff options
Diffstat (limited to 'drivers/usb/host/xhci.h')
| -rw-r--r-- | drivers/usb/host/xhci.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index e2c76e210817..51093df15938 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -335,6 +335,7 @@ struct xhci_op_regs { #define DEV_SUPERSPEED(p) (((p) & DEV_SPEED_MASK) == XDEV_SS) #define DEV_SUPERSPEEDPLUS(p) (((p) & DEV_SPEED_MASK) == XDEV_SSP) #define DEV_SUPERSPEED_ANY(p) (((p) & DEV_SPEED_MASK) >= XDEV_SS) +#define DEV_PORT_SPEED(p) (((p) >> 10) & 0x0f) /* Bits 20:23 in the Slot Context are the speed for the device */ #define SLOT_SPEED_FS (XDEV_FS << 10) @@ -419,6 +420,9 @@ struct xhci_op_regs { #define PORT_L1DS(p) (((p) & 0xff) << 8) #define PORT_HLE (1 << 16) +/* USB3 Protocol PORTLI Port Link Information */ +#define PORT_RX_LANES(p) (((p) >> 16) & 0xf) +#define PORT_TX_LANES(p) (((p) >> 20) & 0xf) /* USB2 Protocol PORTHLPMC */ #define PORT_HIRDM(p)((p) & 3) |