In most cases the devices with the speed set to USB_SPEED_SUPER_PLUS
are handled like regular SuperSpeed devices.
Signed-off-by: Mathias Nyman <mathias.ny...@linux.intel.com>
---
drivers/usb/host/xhci-mem.c | 11 ++++++++---
drivers/usb/host/xhci-ring.c | 3 ++-
drivers/usb/host/xhci.c | 7 +++++--
3 files changed, 15 insertions(+), 6 deletions(-)
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 5cd080e..1c37988 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -1070,7 +1070,7 @@ static u32 xhci_find_real_port_number(struct xhci_hcd
*xhci,
struct usb_device *top_dev;
struct usb_hcd *hcd;
- if (udev->speed == USB_SPEED_SUPER)
+ if (udev->speed >= USB_SPEED_SUPER)
hcd = xhci->shared_hcd;
else
hcd = xhci->main_hcd;
@@ -1105,6 +1105,7 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd
*xhci, struct usb_device *ud
/* 3) Only the control endpoint is valid - one endpoint context */
slot_ctx->dev_info |= cpu_to_le32(LAST_CTX(1) | udev->route);
switch (udev->speed) {
+ case USB_SPEED_SUPER_PLUS:
case USB_SPEED_SUPER:
slot_ctx->dev_info |= cpu_to_le32(SLOT_SPEED_SS);
max_packets = MAX_PACKET(512);
@@ -1292,6 +1293,7 @@ static unsigned int xhci_get_endpoint_interval(struct
usb_device *udev,
}
/* Fall through - SS and HS isoc/int have same decoding */
+ case USB_SPEED_SUPER_PLUS:
case USB_SPEED_SUPER:
if (usb_endpoint_xfer_int(&ep->desc) ||
usb_endpoint_xfer_isoc(&ep->desc)) {
@@ -1332,7 +1334,7 @@ static unsigned int xhci_get_endpoint_interval(struct
usb_device *udev,
static u32 xhci_get_endpoint_mult(struct usb_device *udev,
struct usb_host_endpoint *ep)
{
- if (udev->speed != USB_SPEED_SUPER ||
+ if (udev->speed < USB_SPEED_SUPER ||
!usb_endpoint_xfer_isoc(&ep->desc))
return 0;
return ep->ss_ep_comp.bmAttributes;
@@ -1382,9 +1384,11 @@ static u32 xhci_get_max_esit_payload(struct usb_device
*udev,
usb_endpoint_xfer_bulk(&ep->desc))
return 0;
- if (udev->speed == USB_SPEED_SUPER)
+ if (udev->speed >= USB_SPEED_SUPER)
+ /* MATTU, requires attention in the SSP case */
return le16_to_cpu(ep->ss_ep_comp.wBytesPerInterval);
+
max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc));
max_burst = (usb_endpoint_maxp(&ep->desc) & 0x1800) >> 11;
/* A 0 in max burst means 1 transfer per ESIT */
@@ -1453,6 +1457,7 @@ int xhci_endpoint_init(struct xhci_hcd *xhci,
max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc));
max_burst = 0;
switch (udev->speed) {
+ case USB_SPEED_SUPER_PLUS:
case USB_SPEED_SUPER:
/* dig out max burst from ep companion desc */
max_burst = ep->ss_ep_comp.bMaxBurst;
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 8fab758..c156fdd 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -3572,7 +3572,7 @@ static unsigned int xhci_get_burst_count(struct xhci_hcd
*xhci,
{
unsigned int max_burst;
- if (xhci->hci_version < 0x100 || udev->speed != USB_SPEED_SUPER)
+ if (xhci->hci_version < 0x100 || udev->speed < USB_SPEED_SUPER)
return 0;
max_burst = urb->ep->ss_ep_comp.bMaxBurst;
@@ -3598,6 +3598,7 @@ static unsigned int
xhci_get_last_burst_packet_count(struct xhci_hcd *xhci,
return 0;
switch (udev->speed) {
+ case USB_SPEED_SUPER_PLUS:
case USB_SPEED_SUPER:
/* bMaxBurst is zero based: 0 means 1 packet per burst */
max_burst = urb->ep->ss_ep_comp.bMaxBurst;
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 643d312..dd87be2 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -2084,6 +2084,7 @@ static unsigned int xhci_get_block_size(struct usb_device
*udev)
case USB_SPEED_HIGH:
return HS_BLOCK;
case USB_SPEED_SUPER:
+ case USB_SPEED_SUPER_PLUS:
return SS_BLOCK;
case USB_SPEED_UNKNOWN:
case USB_SPEED_WIRELESS:
@@ -2209,7 +2210,7 @@ static int xhci_check_bw_table(struct xhci_hcd *xhci,
unsigned int packets_remaining = 0;
unsigned int i;
- if (virt_dev->udev->speed == USB_SPEED_SUPER)
+ if (virt_dev->udev->speed >= USB_SPEED_SUPER)
return xhci_check_ss_bw(xhci, virt_dev);
if (virt_dev->udev->speed == USB_SPEED_HIGH) {
@@ -2410,7 +2411,7 @@ void xhci_drop_ep_from_interval_table(struct xhci_hcd
*xhci,
if (xhci_is_async_ep(ep_bw->type))
return;
- if (udev->speed == USB_SPEED_SUPER) {
+ if (udev->speed >= USB_SPEED_SUPER) {
if (xhci_is_sync_in_ep(ep_bw->type))
xhci->devs[udev->slot_id]->bw_table->ss_bw_in -=
xhci_get_ss_bw_consumed(ep_bw);
@@ -2448,6 +2449,7 @@ void xhci_drop_ep_from_interval_table(struct xhci_hcd
*xhci,
interval_bw->overhead[HS_OVERHEAD_TYPE] -= 1;
break;
case USB_SPEED_SUPER:
+ case USB_SPEED_SUPER_PLUS:
case USB_SPEED_UNKNOWN:
case USB_SPEED_WIRELESS:
/* Should never happen because only LS/FS/HS endpoints will get
@@ -2507,6 +2509,7 @@ static void xhci_add_ep_to_interval_table(struct xhci_hcd
*xhci,
interval_bw->overhead[HS_OVERHEAD_TYPE] += 1;
break;
case USB_SPEED_SUPER:
+ case USB_SPEED_SUPER_PLUS:
case USB_SPEED_UNKNOWN:
case USB_SPEED_WIRELESS:
/* Should never happen because only LS/FS/HS endpoints will get
--
1.9.1
--
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