usb: renesas: gadget: fixup: complete STATUS stage after receiving

Current usbhs gadget driver didn't complete STATUS stage after receiving.
It wasn't problem for us before, because some USB class doesn't use
DATA OUT stage in control transfer.
But, it is required on some device.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
(cherry picked from commit 3fe15505296cb563362e2cf6d3aed73e123e0df0)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index d49f9c3..4fd3653 100644 (file)
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -681,6 +681,14 @@ usbhs_fifo_read_end:
                usbhs_pipe_number(pipe),
                pkt->length, pkt->actual, *is_done, pkt->zero);
 
+       /*
+        * Transmission end
+        */
+       if (*is_done) {
+               if (usbhs_pipe_is_dcp(pipe))
+                       usbhs_dcp_control_transfer_done(pipe);
+       }
+
 usbhs_fifo_read_busy:
        usbhsf_fifo_unselect(pipe, fifo);