From 0436d64a2a28e1970cc64274de75cbe7a4cd8185 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Mon, 9 Jan 2017 11:43:40 +0100 Subject: if_dwc: Reduce DMA descriptor count --- freebsd/sys/dev/dwc/if_dwcvar.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/freebsd/sys/dev/dwc/if_dwcvar.h b/freebsd/sys/dev/dwc/if_dwcvar.h index d832f1a3..2c485dc8 100644 --- a/freebsd/sys/dev/dwc/if_dwcvar.h +++ b/freebsd/sys/dev/dwc/if_dwcvar.h @@ -45,9 +45,17 @@ * Driver data and defines. */ #define RX_MAX_PACKET 0x7ff +#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 256 +#endif /* __rtems__ */ #define TX_DESC_SIZE (sizeof(struct dwc_hwdesc) * TX_DESC_COUNT) #define TX_MAX_DMA_SEGS 8 /* maximum segs in a tx mbuf dma */ -- cgit v1.2.3