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xhci: set slot context speed field to SuperSpeedPlus for USB 3.1 SSP devices

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The speed field of the input slot context should represent the speed the
device is working at.

Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mathias Nyman 2016-01-25 15:30:47 +02:00 committed by Greg Kroah-Hartman
parent 5da665fcec
commit d785404198
2 changed files with 4 additions and 0 deletions
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3
drivers/usb/host/xhci-mem.c
View file

@ -1106,6 +1106,9 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *ud
slot_ctx->dev_info |= cpu_to_le32(LAST_CTX(1) | udev->route);
switch (udev->speed) {
case USB_SPEED_SUPER_PLUS:
slot_ctx->dev_info |= cpu_to_le32(SLOT_SPEED_SSP);
max_packets = MAX_PACKET(512);
break;
case USB_SPEED_SUPER:
slot_ctx->dev_info |= cpu_to_le32(SLOT_SPEED_SS);
max_packets = MAX_PACKET(512);

1
drivers/usb/host/xhci.h
View file

@ -343,6 +343,7 @@ struct xhci_op_regs {
#define SLOT_SPEED_LS (XDEV_LS << 10)
#define SLOT_SPEED_HS (XDEV_HS << 10)
#define SLOT_SPEED_SS (XDEV_SS << 10)
#define SLOT_SPEED_SSP (XDEV_SSP << 10)
/* Port Indicator Control */
#define PORT_LED_OFF (0 << 14)
#define PORT_LED_AMBER (1 << 14)