[rtems-libbsd commit] if_dwc: Reduce DMA descriptor count

[Sebastian Huber]

Module:    rtems-libbsd
Branch:    master
Commit:    8f12e89b1fc6e32e5899fa6fcb2eca3fb096de5a
Changeset: http://git.rtems.org/rtems-libbsd/commit/?id=8f12e89b1fc6e32e5899fa6fcb2eca3fb096de5a

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Fri Mar 27 11:14:22 2015 +0100

if_dwc: Reduce DMA descriptor count

---

 freebsd/sys/dev/dwc/if_dwc.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/freebsd/sys/dev/dwc/if_dwc.c b/freebsd/sys/dev/dwc/if_dwc.c
index bb92b9f..02f75a3 100644
--- a/freebsd/sys/dev/dwc/if_dwc.c
+++ b/freebsd/sys/dev/dwc/if_dwc.c
@@ -135,9 +135,17 @@ struct dwc_hwdesc
 /*
  * Driver data and defines.
  */
+#ifndef __rtems__
 #define	RX_DESC_COUNT	1024
+#else /* __rtems__ */
+#define	RX_DESC_COUNT	64
+#endif /* __rtems__ */
 #define	RX_DESC_SIZE	(sizeof(struct dwc_hwdesc) * RX_DESC_COUNT)
+#ifndef __rtems__
 #define	TX_DESC_COUNT	1024
+#else /* __rtems__ */
+#define	TX_DESC_COUNT	64
+#endif /* __rtems__ */
 #define	TX_DESC_SIZE	(sizeof(struct dwc_hwdesc) * TX_DESC_COUNT)
 
 /*