usb: gadget: renesas_usbhs: add usbhs_dcp_dir_for_host()

renesas_usbhs device needs special bit settings
if it was mod_host and dcp pipe.
This patch support it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

drivers/usb/renesas_usbhs/fifo.c

@@ -291,9 +291,13 @@ static int usbhsf_fifo_select(struct usbhs_pipe *pipe,
 	    usbhsf_fifo_is_busy(fifo))
 		return -EBUSY;
 
-	if (usbhs_pipe_is_dcp(pipe))
+	if (usbhs_pipe_is_dcp(pipe)) {
 		base |= (1 == write) << 5;	/* ISEL */
 
+		if (usbhs_mod_is_host(priv))
+			usbhs_dcp_dir_for_host(pipe, write);
+	}
+
 	/* "base" will be used below  */
 	usbhs_write(priv, fifo->sel, base | MBW_32);
 

drivers/usb/renesas_usbhs/pipe.c

@@ -630,6 +630,12 @@ void usbhs_dcp_control_transfer_done(struct usbhs_pipe *pipe)
 	usbhsp_pipectrl_set(pipe, CCPL, CCPL);
 }
 
+void usbhs_dcp_dir_for_host(struct usbhs_pipe *pipe, int dir_out)
+{
+	usbhsp_pipe_cfg_set(pipe, DIR_OUT,
+			    dir_out ? DIR_OUT : 0);
+}
+
 /*
  *		pipe module function
  */

drivers/usb/renesas_usbhs/pipe.h

@@ -106,5 +106,6 @@ void usbhs_pipe_config_update(struct usbhs_pipe *pipe, u16 epnum, u16 maxp);
  */
 struct usbhs_pipe *usbhs_dcp_malloc(struct usbhs_priv *priv);
 void usbhs_dcp_control_transfer_done(struct usbhs_pipe *pipe);
+void usbhs_dcp_dir_for_host(struct usbhs_pipe *pipe, int dir_out);
 
 #endif /* RENESAS_USB_PIPE_H */