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Code Issues Releases Activity

Implement suspend/resume methods. Driver has no issue with

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suspend/resume.
This commit is contained in:
Pyun YongHyeon 2011-12-05 22:22:39 +00:00
parent 7ac1823956
commit 0442028aaf
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=228292
1 changed files with 30 additions and 0 deletions
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30
sys/dev/et/if_et.c
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@ -87,6 +87,8 @@ static int et_probe(device_t);
static int et_attach(device_t);
static int et_detach(device_t);
static int et_shutdown(device_t);
static int et_suspend(device_t);
static int et_resume(device_t);
static int et_miibus_readreg(device_t, int, int);
static int et_miibus_writereg(device_t, int, int, int);
@ -169,6 +171,8 @@ static device_method_t et_methods[] = {
DEVMETHOD(device_attach, et_attach),
DEVMETHOD(device_detach, et_detach),
DEVMETHOD(device_shutdown, et_shutdown),
DEVMETHOD(device_suspend, et_suspend),
DEVMETHOD(device_resume, et_resume),
DEVMETHOD(miibus_readreg, et_miibus_readreg),
DEVMETHOD(miibus_writereg, et_miibus_writereg),
@ -2451,3 +2455,29 @@ et_setup_rxdesc(struct et_rxbuf_data *rbd, int buf_idx, bus_addr_t paddr)
bus_dmamap_sync(rx_ring->rr_dtag, rx_ring->rr_dmap,
BUS_DMASYNC_PREWRITE);
}
static int
et_suspend(device_t dev)
{
struct et_softc *sc;
sc = device_get_softc(dev);
ET_LOCK(sc);
if ((sc->ifp->if_drv_flags & IFF_DRV_RUNNING) != 0)
et_stop(sc);
ET_UNLOCK(sc);
return (0);
}
static int
et_resume(device_t dev)
{
struct et_softc *sc;
sc = device_get_softc(dev);
ET_LOCK(sc);
if ((sc->ifp->if_flags & IFF_UP) != 0)
et_init_locked(sc);
ET_UNLOCK(sc);
return (0);
}