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Lines Matching defs:dma_chain

457 	void *dma_chain;
468 	/* Map dma_chain to point allocated previously allocated DMA chain. */
470 	    &dma_chain, BUS_DMA_NOWAIT);
477 	error = bus_dmamap_load(sc->sc_dmat, sc->sc_dmamp, dma_chain,
485 	memset(dma_chain, 0, sc->sc_chnsiz);
490 		issp_create_dma_cmd_list_multi(sc, dma_chain, cmd);
493 		issp_create_dma_cmd_list_single(sc, dma_chain, cmd);
496 		issp_create_dma_cmd_list(sc, dma_chain, cmd);
576 	bus_dmamem_unmap(sc->sc_dmat, dma_chain, sc->sc_chnsiz);
806 issp_create_dma_cmd_list_multi(issp_softc_t sc, void *dma_chain,
815 	dma_cmd = dma_chain;
819 	apbdma_cmd_chain(&dma_cmd[nblk], &dma_cmd[nblk+1], dma_chain,
872 		apbdma_cmd_chain(&dma_cmd[nblk], &dma_cmd[nblk+1], dma_chain,
916 issp_create_dma_cmd_list_single(issp_softc_t sc, void *dma_chain,
921 	dma_cmd = dma_chain;
973 issp_create_dma_cmd_list(issp_softc_t sc, void *dma_chain,
978 	dma_cmd = dma_chain;