From e0d8560e86cd352ae29c766c9567e90b8bd6a1b8 Mon Sep 17 00:00:00 2001 From: benno Date: Mon, 27 Jan 2003 12:59:52 +0000 Subject: Back the previous commit out. It didn't actually fix the problem I was seeing and the memory barrier isn't needed with the bridges we're using. Fix the function style however. --- sys/powerpc/powerpc/busdma_machdep.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'sys') diff --git a/sys/powerpc/powerpc/busdma_machdep.c b/sys/powerpc/powerpc/busdma_machdep.c index d93f251..4bb5f0c 100644 --- a/sys/powerpc/powerpc/busdma_machdep.c +++ b/sys/powerpc/powerpc/busdma_machdep.c @@ -509,12 +509,14 @@ bus_dmamap_load_uio(bus_dma_tag_t dmat, bus_dmamap_t map, struct uio *uio, */ void bus_dmamap_unload(bus_dma_tag_t dmat, bus_dmamap_t map) -{} +{ + + return; +} void bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op) { - if ((op == BUS_DMASYNC_PREREAD) || (op == BUS_DMASYNC_PREWRITE)) - powerpc_mb(); + return; } -- cgit v1.1