svn commit: r300479 - head/sys/dev/hyperv/netvsc
Sepherosa Ziehau
sephe at FreeBSD.org
Mon May 23 06:52:43 UTC 2016
Author: sephe
Date: Mon May 23 06:52:42 2016
New Revision: 300479
URL: https://svnweb.freebsd.org/changeset/base/300479
Log:
hyperv/hn: Use hyperv busdma(9) helper.
MFC after: 1 week
Sponsored by: Microsoft OSTC
Differential Revision: https://reviews.freebsd.org/D6444
Modified:
head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
Modified: head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
==============================================================================
--- head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c Mon May 23 06:35:11 2016 (r300478)
+++ head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c Mon May 23 06:52:42 2016 (r300479)
@@ -113,6 +113,7 @@ __FBSDID("$FreeBSD$");
#include <machine/in_cksum.h>
#include <dev/hyperv/include/hyperv.h>
+#include <dev/hyperv/include/hyperv_busdma.h>
#include "hv_net_vsc.h"
#include "hv_rndis.h"
#include "hv_rndis_filter.h"
@@ -2171,18 +2172,6 @@ hn_check_iplen(const struct mbuf *m, int
}
static void
-hn_dma_map_paddr(void *arg, bus_dma_segment_t *segs, int nseg, int error)
-{
- bus_addr_t *paddr = arg;
-
- if (error)
- return;
-
- KASSERT(nseg == 1, ("too many segments %d!", nseg));
- *paddr = segs->ds_addr;
-}
-
-static void
hn_create_rx_data(struct hn_softc *sc, int ring_cnt)
{
struct sysctl_oid_list *child;
@@ -2472,7 +2461,7 @@ hn_create_tx_ring(struct hn_softc *sc, i
error = bus_dmamap_load(txr->hn_tx_rndis_dtag,
txd->rndis_msg_dmap,
txd->rndis_msg, HN_RNDIS_MSG_LEN,
- hn_dma_map_paddr, &txd->rndis_msg_paddr,
+ hyperv_dma_map_paddr, &txd->rndis_msg_paddr,
BUS_DMA_NOWAIT);
if (error) {
device_printf(sc->hn_dev,
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