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NVIDIA MCP controllers have no Rx buffer alignment restrictions.

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Remove PAGE_SIZE alignment used in Rx buffer DMA tag creation. The
alignment restriction was used in old local jumbo allocator and
nfe(4) switched to UMA backed page allocator for jumbo frame.

This change should fix jumbo buffer allocation failure.

Reported by:	Pascal Braun ( pascal.braun <> continum dot net )
This commit is contained in:
yongari 2009-05-25 00:56:01 +00:00
parent 6db2b7a8a8
commit d583ffbd6c
1 changed files with 1 additions and 1 deletions
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2
sys/dev/nfe/if_nfe.c
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@ -1153,7 +1153,7 @@ nfe_alloc_jrx_ring(struct nfe_softc *sc, struct nfe_jrx_ring *ring)
/* Create DMA tag for jumbo Rx buffers. */
error = bus_dma_tag_create(sc->nfe_parent_tag,
PAGE_SIZE, 0, /* alignment, boundary */
1, 0, /* alignment, boundary */
BUS_SPACE_MAXADDR, /* lowaddr */
BUS_SPACE_MAXADDR, /* highaddr */
NULL, NULL, /* filter, filterarg */