Cross Reference: /src/sys/dev/pci/ismt.c

Lines Matching refs:desc
200 	struct ismt_desc	*desc;
322 	struct ismt_desc *desc;
324 	desc = &sc->desc[sc->head++];
328 	memset(desc, 0, sizeof(*desc));
330 	return (desc);
334 ismt_submit(struct ismt_softc *sc, struct ismt_desc *desc, i2c_addr_t slave,
342 	desc->control |= ISMT_DESC_FAIR;
344 		desc->control |= ISMT_DESC_INT;
346 	desc->tgtaddr_rw = ISMT_DESC_ADDR_RW(slave, is_read);
347 	desc->dptr_low = ISMT_LOW(sc->dma_buffer_dma_map->dm_segs[0].ds_addr);
348 	desc->dptr_high = ISMT_HIGH(sc->dma_buffer_dma_map->dm_segs[0].ds_addr);
351 	    desc - &sc->desc[0], sizeof(struct ismt_desc),
395 	    desc - &sc->desc[0], sizeof(struct ismt_desc),
397 	ISMT_DEBUG(sc->pcidev, "%s status=0x%02x\n", __func__, desc->status);
399 	if (desc->status & ISMT_DESC_SCS)
402 	if (desc->status & ISMT_DESC_NAK)
405 	if (desc->status & ISMT_DESC_CRC)
408 	if (desc->status & ISMT_DESC_COL)
411 	if (desc->status & ISMT_DESC_LPR)
414 	if (desc->status & (ISMT_DESC_DLTO | ISMT_DESC_CLTO))
423 	struct ismt_desc	*desc;
428 	desc = ismt_alloc_desc(sc);
430 	return (ismt_submit(sc, desc, slave, is_read, flags));
437 	struct ismt_desc	*desc;
441 	desc = ismt_alloc_desc(sc);
442 	desc->control = ISMT_DESC_CWRL;
443 	desc->wr_len_cmd = byte;
445 	return (ismt_submit(sc, desc, slave, 0, flags));
451 	struct ismt_desc	*desc;
456 	desc = ismt_alloc_desc(sc);
457 	desc->rd_len = 1;
459 	err = ismt_submit(sc, desc, slave, 1, flags);
471 	struct ismt_desc	*desc;
475 	desc = ismt_alloc_desc(sc);
476 	desc->wr_len_cmd = 2;
480 	return (ismt_submit(sc, desc, slave, 0, flags));
487 	struct ismt_desc	*desc;
491 	desc = ismt_alloc_desc(sc);
492 	desc->wr_len_cmd = 3;
497 	return (ismt_submit(sc, desc, slave, 0, flags));
504 	struct ismt_desc	*desc;
509 	desc = ismt_alloc_desc(sc);
510 	desc->control = ISMT_DESC_CWRL;
511 	desc->wr_len_cmd = cmd;
512 	desc->rd_len = 1;
514 	err = ismt_submit(sc, desc, slave, 1, flags);
526 	struct ismt_desc	*desc;
532 	desc = ismt_alloc_desc(sc);
533 	desc->control = ISMT_DESC_CWRL;
534 	desc->wr_len_cmd = cmd;
535 	desc->rd_len = 2;
537 	err = ismt_submit(sc, desc, slave, 1, flags);
552 	struct ismt_desc	*desc;
557 	desc = ismt_alloc_desc(sc);
558 	desc->wr_len_cmd = 3;
559 	desc->rd_len = 2;
564 	err = ismt_submit(sc, desc, slave, 0, flags);
578 	struct ismt_desc	*desc;
585 	desc = ismt_alloc_desc(sc);
586 	desc->control = ISMT_DESC_I2C;
587 	desc->wr_len_cmd = count + 1;
591 	return (ismt_submit(sc, desc, slave, 0, flags));
598 	struct ismt_desc	*desc;
606 	desc = ismt_alloc_desc(sc);
607 	desc->control = ISMT_DESC_I2C | ISMT_DESC_CWRL;
608 	desc->wr_len_cmd = cmd;
609 	desc->rd_len = *count;
611 	err = ismt_submit(sc, desc, slave, 0, flags);
616 	memcpy(buf, sc->dma_buffer, desc->rxbytes);
617 	*count = desc->rxbytes;
699 	    sc->desc_rseg, DESC_SIZE, (void **)&sc->desc, BUS_DMA_COHERENT);
710 	    sc->desc_dma_map, sc->desc, DESC_SIZE, NULL, 0);