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Lines Matching defs:devmem

638  * Allocate kernel devmem and DMA safe memory with bus_dma API
647 	struct mvxpsec_devmem *devmem;
655 	devmem = kmem_alloc(sizeof(*devmem), KM_SLEEP);
656 	devmem->size = size;
660 		seg.ds_len = devmem->size;
666 		    devmem->size, PAGE_SIZE, 0,
675 	     devmem->size, &devmem->kva, BUS_DMA_NOWAIT);
682 	    size, 1, size, 0, BUS_DMA_NOWAIT, &devmem->map);
689 	    devmem->map, devmem->kva, devmem->size, NULL,
694 		    devmem->kva, (int)seg.ds_addr);
698 	return devmem;
701 	bus_dmamap_destroy(sc->sc_dmat, devmem->map);
703 	bus_dmamem_unmap(sc->sc_dmat, devmem->kva, devmem->size);
707 	kmem_free(devmem, sizeof(*devmem));