Merge tag 'usb-5.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB/PHY driver updates from Greg KH:
 "Here are the large set of USB and PHY driver updates for 5.8-rc1.

  Nothing huge, just lots of little things:

   - USB gadget fixes and additions all over the place

   - new PHY drivers

   - PHY driver fixes and updates

   - XHCI driver updates

   - musb driver updates

   - more USB-serial driver ids added

   - various USB quirks added

   - thunderbolt minor updates and fixes

   - typec updates and additions

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'usb-5.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (245 commits)
  usb: dwc3: meson-g12a: fix USB2 PHY initialization on G12A and A1 SoCs
  usb: dwc3: meson-g12a: fix error path when fetching the reset line fails
  Revert "dt-bindings: usb: qcom,dwc3: Convert USB DWC3 bindings"
  Revert "dt-bindings: usb: qcom,dwc3: Add compatible for SC7180"
  Revert "dt-bindings: usb: qcom,dwc3: Introduce interconnect properties for Qualcomm DWC3 driver"
  USB: serial: ch341: fix lockup of devices with limited prescaler
  USB: serial: ch341: add basis for quirk detection
  CDC-ACM: heed quirk also in error handling
  USB: serial: option: add Telit LE910C1-EUX compositions
  usb: musb: Fix runtime PM imbalance on error
  usb: musb: jz4740: Prevent lockup when CONFIG_SMP is set
  usb: musb: mediatek: add reset FADDR to zero in reset interrupt handle
  usb: musb: use true for 'use_dma'
  usb: musb: start session in resume for host port
  usb: musb: return -ESHUTDOWN in urb when three-strikes error happened
  USB: serial: qcserial: add DW5816e QDL support
  thunderbolt: Add trivial .shutdown
  usb: dwc3: keystone: Turn on USB3 PHY before controller
  dt-bindings: usb: ti,keystone-dwc3.yaml: Add USB3.0 PHY property
  dt-bindings: usb: convert keystone-usb.txt to YAML
  ...

1 files changed, 8 insertions, 0 deletions

diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 9411c08a5c7e..6a178177e4c9 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -42,6 +42,8 @@ struct usb_ep;
  * @num_mapped_sgs: number of SG entries mapped to DMA (internal)
  * @length: Length of that data
  * @stream_id: The stream id, when USB3.0 bulk streams are being used
+ * @is_last: Indicates if this is the last request of a stream_id before
+ *	switching to a different stream (required for DWC3 controllers).
  * @no_interrupt: If true, hints that no completion irq is needed.
  *	Helpful sometimes with deep request queues that are handled
  *	directly by DMA controllers.
@@ -104,6 +106,7 @@ struct usb_request {
 	unsigned		num_mapped_sgs;
 
 	unsigned		stream_id:16;
+	unsigned		is_last:1;
 	unsigned		no_interrupt:1;
 	unsigned		zero:1;
 	unsigned		short_not_ok:1;
@@ -373,6 +376,7 @@ struct usb_gadget_ops {
  * @connected: True if gadget is connected.
  * @lpm_capable: If the gadget max_speed is FULL or HIGH, this flag
  *	indicates that it supports LPM as per the LPM ECN & errata.
+ * @irq: the interrupt number for device controller.
  *
  * Gadgets have a mostly-portable "gadget driver" implementing device
  * functions, handling all usb configurations and interfaces.  Gadget
@@ -427,6 +431,7 @@ struct usb_gadget {
 	unsigned			deactivated:1;
 	unsigned			connected:1;
 	unsigned			lpm_capable:1;
+	int				irq;
 };
 #define work_to_gadget(w)	(container_of((w), struct usb_gadget, work))
 
@@ -773,6 +778,9 @@ struct usb_gadget_string_container {
 /* put descriptor for string with that id into buf (buflen >= 256) */
 int usb_gadget_get_string(const struct usb_gadget_strings *table, int id, u8 *buf);
 
+/* check if the given language identifier is valid */
+bool usb_validate_langid(u16 langid);
+
 /*-------------------------------------------------------------------------*/
 
 /* utility to simplify managing config descriptors */