Changeset View

Standalone View

Context not available.
	retry:	retry:
	psegs = segs;	psegs = segs;
	seg_count = 0;	seg_count = 0;
	if (n->m_next == NULL) {
	busdma_map_mbuf_fast(tag, map, n, segs);
	*nsegs = 1;
	return (0);
	}
	#if defined(__i386__) \|\| defined(__amd64__)
	while (n && seg_count < TX_MAX_SEGS) {
	/*
	* firmware doesn't like empty segments
	*/
	if (__predict_true(n->m_len != 0)) {
	seg_count++;
	busdma_map_mbuf_fast(tag, map, n, psegs);
	psegs++;
	}
	n = n->m_next;
	}
	#else
	err = bus_dmamap_load_mbuf_sg(tag, map, *m, segs, &seg_count, 0);	err = bus_dmamap_load_mbuf_sg(tag, map, *m, segs, &seg_count, 0);
	#endif
	if (seg_count == 0) {	if (seg_count == 0) {
	if (cxgb_debug)	if (cxgb_debug)
	printf("empty segment chain\n");	printf("empty segment chain\n");
Context not available.
	busdma_map_sg_vec(bus_dma_tag_t tag, bus_dmamap_t map,	busdma_map_sg_vec(bus_dma_tag_t tag, bus_dmamap_t map,
	struct mbuf m, bus_dma_segment_t segs, int *nsegs)	struct mbuf m, bus_dma_segment_t segs, int *nsegs)
	{	{
		int n = 0;

	for (nsegs = 0; m != NULL ; segs++, nsegs += 1, m = m->m_nextpkt)	for (nsegs = 0; m != NULL; segs += n, nsegs += n, m = m->m_nextpkt)
	busdma_map_mbuf_fast(tag, map, m, segs);	bus_dmamap_load_mbuf_sg(tag, map, m, segs, &n, 0);
	}	}

Context not available.