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[1/4] usb: renesas_usbhs: change d{0,1}fifo to dfifo array

Message ID 1415617367-3828-2-git-send-email-yoshihiro.shimoda.uh@renesas.com (mailing list archive)
State Awaiting Upstream
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Yoshihiro Shimoda Nov. 10, 2014, 11:02 a.m. UTC 
To extend DnFIFOs in the future, this patch changes d{0,1}fifo of
usbhs_fifo_info to dfifo array.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 drivers/usb/renesas_usbhs/fifo.c |    4 ++--
 drivers/usb/renesas_usbhs/fifo.h |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)
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Patch

diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 9b48384..341508a 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -21,8 +21,8 @@ 
 #include "pipe.h"
 
 #define usbhsf_get_cfifo(p)	(&((p)->fifo_info.cfifo))
-#define usbhsf_get_d0fifo(p)	(&((p)->fifo_info.d0fifo))
-#define usbhsf_get_d1fifo(p)	(&((p)->fifo_info.d1fifo))
+#define usbhsf_get_d0fifo(p)	(&((p)->fifo_info.dfifo[0]))
+#define usbhsf_get_d1fifo(p)	(&((p)->fifo_info.dfifo[1]))
 #define usbhsf_is_cfifo(p, f)	(usbhsf_get_cfifo(p) == f)
 
 #define usbhsf_fifo_is_busy(f)	((f)->pipe) /* see usbhs_pipe_select_fifo */
diff --git a/drivers/usb/renesas_usbhs/fifo.h b/drivers/usb/renesas_usbhs/fifo.h
index 79ad5f9..e1e51c6 100644
--- a/drivers/usb/renesas_usbhs/fifo.h
+++ b/drivers/usb/renesas_usbhs/fifo.h
@@ -38,10 +38,10 @@  struct usbhs_fifo {
 	struct sh_dmae_slave	rx_slave;
 };
 
+#define USBHS_MAX_NUM_DFIFO	2
 struct usbhs_fifo_info {
 	struct usbhs_fifo cfifo;
-	struct usbhs_fifo d0fifo;
-	struct usbhs_fifo d1fifo;
+	struct usbhs_fifo dfifo[USBHS_MAX_NUM_DFIFO];
 };
 
 struct usbhs_pkt_handle;