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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2015-03-27 14:16:40 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-01-10 09:53:33 +0100 |
| commit | 5deeb69c7ee3bcca615128487092346ea0da19ef (patch) | |
| tree | d7c4657bbdaf39dde1ee3141f01ac7bed68f2699 /freebsd/sys/dev/dwc/if_dwcvar.h | |
| parent | if_dwc: Simplify tx desc setup (diff) | |
| download | rtems-libbsd-5deeb69c7ee3bcca615128487092346ea0da19ef.tar.bz2 | |
if_dwc: Avoid tx defrag if possible
Drop packets in case of resource shortage.
Diffstat (limited to 'freebsd/sys/dev/dwc/if_dwcvar.h')
| -rw-r--r-- | freebsd/sys/dev/dwc/if_dwcvar.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/freebsd/sys/dev/dwc/if_dwcvar.h b/freebsd/sys/dev/dwc/if_dwcvar.h index d9198bda..d832f1a3 100644 --- a/freebsd/sys/dev/dwc/if_dwcvar.h +++ b/freebsd/sys/dev/dwc/if_dwcvar.h @@ -49,6 +49,7 @@ #define RX_DESC_SIZE (sizeof(struct dwc_hwdesc) * RX_DESC_COUNT) #define TX_DESC_COUNT 1024 #define TX_DESC_SIZE (sizeof(struct dwc_hwdesc) * TX_DESC_COUNT) +#define TX_MAX_DMA_SEGS 8 /* maximum segs in a tx mbuf dma */ struct dwc_bufmap { bus_dmamap_t map; |