usb: dwc3: ep0: implement Set SEL support

This patch implements Set SEL Standard Request
support for dwc3 driver. It needs to issue a command
to the controller passing the timing we received on
the data phase of the Set SEL request.

Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 42641ada9e2d..39fbd154dc11 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -575,6 +575,10 @@ struct dwc3_request {
  * @setup_packet_pending: true when there's a Setup Packet in FIFO. Workaround
  * @needs_fifo_resize: not all users might want fifo resizing, flag it
  * @resize_fifos: tells us it's ok to reconfigure our TxFIFO sizes.
+ * @u2sel: parameter from Set SEL request.
+ * @u2pel: parameter from Set SEL request.
+ * @u1sel: parameter from Set SEL request.
+ * @u1pel: parameter from Set SEL request.
  * @ep0_next_event: hold the next expected event
  * @ep0state: state of endpoint zero
  * @link_state: link state
@@ -641,7 +645,13 @@ struct dwc3 {
         enum dwc3_link_state    link_state;
         enum dwc3_device_state  dev_state;
 
+        u16                     u2sel;
+        u16                     u2pel;
+        u8                      u1sel;
+        u8                      u1pel;
+
         u8                      speed;
+
         void                    *mem;
 
         struct dwc3_hwparams    hwparams;