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astro(4)'s iommu does cache-coherent DMA.

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This commit is contained in:
kettenis 2007-06-16 19:57:51 +00:00
parent 46ada07500
commit 7177b0d769
1 changed files with 2 additions and 4 deletions
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6
sys/arch/hppa/dev/astro.c
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@ -1,4 +1,4 @@
/* $OpenBSD: astro.c,v 1.4 2007/06/16 18:13:23 kettenis Exp $ */
/* $OpenBSD: astro.c,v 1.5 2007/06/16 19:57:51 kettenis Exp $ */
/*
* Copyright (c) 2007 Mark Kettenis
@ -488,9 +488,7 @@ void
iommu_dvmamap_sync(void *v, bus_dmamap_t map, bus_addr_t off,
bus_size_t len, int ops)
{
struct astro_softc *sc = v;
bus_dmamap_sync(sc->sc_dmat, map, off, len, ops);
/* Nothing to do; DMA is cache-coherent. */
}
int