summaryrefslogtreecommitdiffstats
path: root/include/linux/usb.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/usb.h')
-rw-r--r--include/linux/usb.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index fbbe974661f2..0173597e59aa 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -609,6 +609,10 @@ struct usb3_lpm_parameters {
* to keep track of the number of functions that require USB 3.0 Link Power
* Management to be disabled for this usb_device. This count should only
* be manipulated by those functions, with the bandwidth_mutex is held.
+ * @hub_delay: cached value consisting of:
+ * parent->hub_delay + wHubDelay + tTPTransmissionDelay (40ns)
+ *
+ * Will be used as wValue for SetIsochDelay requests.
*
* Notes:
* Usbcore drivers should not set usbdev->state directly. Instead use
@@ -689,6 +693,8 @@ struct usb_device {
struct usb3_lpm_parameters u1_params;
struct usb3_lpm_parameters u2_params;
unsigned lpm_disable_count;
+
+ u16 hub_delay;
};
#define to_usb_device(d) container_of(d, struct usb_device, dev)
@@ -1293,7 +1299,6 @@ extern int usb_disabled(void);
#define URB_ISO_ASAP 0x0002 /* iso-only; use the first unexpired
* slot in the schedule */
#define URB_NO_TRANSFER_DMA_MAP 0x0004 /* urb->transfer_dma valid on submit */
-#define URB_NO_FSBR 0x0020 /* UHCI-specific */
#define URB_ZERO_PACKET 0x0040 /* Finish bulk OUT with short packet */
#define URB_NO_INTERRUPT 0x0080 /* HINT: no non-error interrupt
* needed */
OpenPOWER on IntegriCloud