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Lines Matching defs:dh

262 	struct si_dma_handle *dh;
305 	dh = &sc->sc_dma[i];
306 	dh->dh_flags = SIDH_BUSY;
311 	dh->dh_dmaaddr = sc->sc_dmap->dm_segs[0].ds_addr;
312 	dh->dh_dmalen  = xlen;
316 		dh->dh_flags |= SIDH_OUT;
318 	bus_dmamap_sync(sc->sc_dmat, sc->sc_dmap, 0, dh->dh_dmalen,
319 	    (dh->dh_flags & SIDH_OUT) == 0 ?
331 		dh->dh_flags |= SIDH_PHYS;
335 	sr->sr_dma_hand = dh;
346 	struct si_dma_handle *dh = sr->sr_dma_hand;
349 	if (dh == NULL)
356 	if (dh->dh_flags & SIDH_BUSY) {
357 		bus_dmamap_sync(sc->sc_dmat, sc->sc_dmap, 0, dh->dh_dmalen,
358 		    (dh->dh_flags & SIDH_OUT) == 0 ?
361 		dh->dh_dmaaddr = 0;
362 		dh->dh_flags = 0;