usb: renesas_usbhs: add a new macro for extending DnFIFOs

To extend DnFIFOs in the future, this patch adds a new macro because
some SoCs don't the "port" address for DnFIFOs.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 6c775b7..bc9a050 100644 (file)
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -1201,11 +1201,11 @@ void usbhs_fifo_quit(struct usbhs_priv *priv)
        mod->irq_brdysts        = 0;
 }
 
-#define USBHS_DFIFO_INIT(priv, fifo, channel)                          \
+#define __USBHS_DFIFO_INIT(priv, fifo, channel, fifo_port)             \
 do {                                                                   \
        fifo = usbhsf_get_dnfifo(priv, channel);                        \
        fifo->name      = "D"#channel"FIFO";                            \
-       fifo->port      = D##channel##FIFO;                             \
+       fifo->port      = fifo_port;                                    \
        fifo->sel       = D##channel##FIFOSEL;                          \
        fifo->ctr       = D##channel##FIFOCTR;                          \
        fifo->tx_slave.shdma_slave.slave_id =                           \
@@ -1215,6 +1215,11 @@ do {                                                                     \
        usbhsf_dma_init(priv, fifo);                                    \
 } while (0)
 
+#define USBHS_DFIFO_INIT(priv, fifo, channel)                          \
+               __USBHS_DFIFO_INIT(priv, fifo, channel, D##channel##FIFO)
+#define USBHS_DFIFO_INIT_NO_PORT(priv, fifo, channel)                  \
+               __USBHS_DFIFO_INIT(priv, fifo, channel, 0)
+
 int usbhs_fifo_probe(struct usbhs_priv *priv)
 {
        struct usbhs_fifo *fifo;