Cross Reference: /illumos-gate/usr/src/uts/common/io/1394/targets/scsa1394/sbp2

Lines Matching refs:buf
288 scsa1394_bus_alloc_buf(void *hdl, sbp2_bus_buf_t *buf)
294 	if (buf->bb_flags & SBP2_BUS_BUF_DMA) {
295 		return (scsa1394_bus_alloc_buf_phys(hdl, buf));
297 		return (scsa1394_bus_alloc_buf_normal(hdl, buf,
298 		    ((buf->bb_flags & SBP2_BUS_BUF_POSTED) != 0)));
304 scsa1394_bus_free_buf(void *hdl, sbp2_bus_buf_t *buf)
306 	if (buf->bb_flags & SBP2_BUS_BUF_DMA) {
307 		scsa1394_bus_free_buf_phys(hdl, buf);
309 		scsa1394_bus_free_buf_normal(hdl, buf);
315 scsa1394_bus_alloc_buf_phys(void *hdl, sbp2_bus_buf_t *buf)
336 	if (ddi_dma_mem_alloc(sbb->sbb_dma_hdl, buf->bb_len,
338 	    buf->bb_flags & (DDI_DMA_STREAMING | DDI_DMA_CONSISTENT),
339 	    DDI_DMA_SLEEP, NULL, &buf->bb_kaddr, &real_length,
346 	buf->bb_flags &= ~DDI_DMA_PARTIAL;
347 	if (ddi_dma_addr_bind_handle(sbb->sbb_dma_hdl, NULL, buf->bb_kaddr,
348 	    buf->bb_len, buf->bb_flags, DDI_DMA_SLEEP, NULL,
356 	buf->bb_paddr = cookie.dmac_address;	/* 32-bit address */
361 	aa.aa_length = buf->bb_len;
362 	if (buf->bb_flags & SBP2_BUS_BUF_RD) {
365 	if (buf->bb_flags & SBP2_BUS_BUF_WR) {
368 	aa.aa_address = buf->bb_paddr;		/* PCI-1394 mapping is 1-1 */
378 	buf->bb_baddr = aa.aa_address;
380 	buf->bb_hdl = sbb;
386 scsa1394_bus_free_buf_phys(void *hdl, sbp2_bus_buf_t *buf)
389 	scsa1394_bus_buf_t	*sbb = buf->bb_hdl;
396 	buf->bb_hdl = NULL;
401 scsa1394_bus_alloc_buf_normal(void *hdl, sbp2_bus_buf_t *buf, boolean_t posted)
415 	aa.aa_length = buf->bb_len;
416 	if (buf->bb_flags & SBP2_BUS_BUF_RD) {
420 	if (buf->bb_flags & SBP2_BUS_BUF_WR) {
424 	aa.aa_arg = buf;
431 	buf->bb_baddr = aa.aa_address;
433 	buf->bb_hdl = sbb;
438 scsa1394_bus_free_buf_normal(void *hdl, sbp2_bus_buf_t *buf)
441 	scsa1394_bus_buf_t	*sbb = buf->bb_hdl;
445 	buf->bb_hdl = NULL;
450 scsa1394_bus_sync_buf(void *hdl, sbp2_bus_buf_t *buf, off_t offset,
453 	scsa1394_bus_buf_t	*sbb = buf->bb_hdl;
455 	if (buf->bb_flags & SBP2_BUS_BUF_DMA) {
464 scsa1394_bus_buf_rw_done(void *hdl, sbp2_bus_buf_t *buf, void *reqh, int error)
495 	sbp2_bus_buf_t		*buf = req->cmd_callback_arg;
496 	scsa1394_bus_buf_t	*sbb = buf->bb_hdl;
501 		if (buf->bb_rq_cb) {
502 			buf->bb_rq_cb(buf, req, &req->cmd_u.q.quadlet_data);
506 		if (buf->bb_rb_cb) {
507 			buf->bb_rb_cb(buf, req, &req->cmd_u.b.data_block,
512 	scsa1394_bus_buf_rw_done(sp, buf, req, SBP2_BUS_BUF_FAILURE);
519 	sbp2_bus_buf_t		*buf = req->cmd_callback_arg;
520 	scsa1394_bus_buf_t	*sbb = buf->bb_hdl;
525 		if (buf->bb_wq_cb) {
526 			buf->bb_wq_cb(buf, req, req->cmd_u.q.quadlet_data);
530 		if (buf->bb_wb_cb) {
531 			buf->bb_wb_cb(buf, req, &req->cmd_u.b.data_block);
535 	scsa1394_bus_buf_rw_done(sp, buf, req, SBP2_BUS_BUF_FAILURE);