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>

3 files changed, 12 insertions, 1 deletions

diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 328238c373f..b9ab8aefcae 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/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);
 
diff --git a/drivers/usb/renesas_usbhs/pipe.c b/drivers/usb/renesas_usbhs/pipe.c
index ff97a8e4fcd..5238287dc2c 100644
--- a/drivers/usb/renesas_usbhs/pipe.c
+++ b/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
  */
diff --git a/drivers/usb/renesas_usbhs/pipe.h b/drivers/usb/renesas_usbhs/pipe.h
index 8120fad73b2..6073a5c7774 100644
--- a/drivers/usb/renesas_usbhs/pipe.h
+++ b/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 */