drivers/dma/at_xdmac.c

273 	struct at_xdmac_lld		lld;
484 	else if ((first->lld.mbr_ubc &
495 	at_xdmac_chan_write(atchan, AT_XDMAC_CC, first->lld.mbr_cfg);
516 	if (at_xdmac_chan_is_peripheral_xfer(first->lld.mbr_cfg))
584 	memset(&desc->lld, 0, sizeof(desc->lld));
615 	prev->lld.mbr_nda = desc->tx_dma_desc.phys;
616 	prev->lld.mbr_ubc |= AT_XDMAC_MBR_UBC_NDE;
618 	dev_dbg(chan2dev(chan),	"%s: chain lld: prev=0x%p, mbr_nda=%pad\n",
619 		__func__, prev, &prev->lld.mbr_nda);
628 	desc->lld.mbr_bc++;
818 			desc->lld.mbr_sa = atchan->sconfig.src_addr;
819 			desc->lld.mbr_da = mem;
821 			desc->lld.mbr_sa = mem;
822 			desc->lld.mbr_da = atchan->sconfig.dst_addr;
828 		desc->lld.mbr_ubc = AT_XDMAC_MBR_UBC_NDV2			/* next descriptor view */
832 		desc->lld.mbr_cfg = (atchan->cfg & ~AT_XDMAC_CC_DWIDTH_MASK) |
835 			 "%s: lld: mbr_sa=%pad, mbr_da=%pad, mbr_ubc=0x%08x\n",
836 			 __func__, &desc->lld.mbr_sa, &desc->lld.mbr_da, desc->lld.mbr_ubc);
838 		/* Chain lld. */
911 			desc->lld.mbr_sa = atchan->sconfig.src_addr;
912 			desc->lld.mbr_da = buf_addr + i * period_len;
914 			desc->lld.mbr_sa = buf_addr + i * period_len;
915 			desc->lld.mbr_da = atchan->sconfig.dst_addr;
917 		desc->lld.mbr_cfg = atchan->cfg;
918 		desc->lld.mbr_ubc = AT_XDMAC_MBR_UBC_NDV1
921 			| period_len >> at_xdmac_get_dwidth(desc->lld.mbr_cfg);
924 			 "%s: lld: mbr_sa=%pad, mbr_da=%pad, mbr_ubc=0x%08x\n",
925 			 __func__, &desc->lld.mbr_sa, &desc->lld.mbr_da, desc->lld.mbr_ubc);
927 		/* Chain lld. */
1048 	desc->lld.mbr_sa = src;
1049 	desc->lld.mbr_da = dst;
1050 	desc->lld.mbr_sus = dmaengine_get_src_icg(xt, chunk);
1051 	desc->lld.mbr_dus = dmaengine_get_dst_icg(xt, chunk);
1053 	desc->lld.mbr_ubc = AT_XDMAC_MBR_UBC_NDV3
1057 	desc->lld.mbr_cfg = chan_cc;
1060 		"%s: lld: mbr_sa=%pad, mbr_da=%pad, mbr_ubc=0x%08x, mbr_cfg=0x%08x\n",
1061 		__func__, &desc->lld.mbr_sa, &desc->lld.mbr_da,
1062 		desc->lld.mbr_ubc, desc->lld.mbr_cfg);
1064 	/* Chain lld. */
1244 		desc->lld.mbr_sa = src_addr;
1245 		desc->lld.mbr_da = dst_addr;
1246 		desc->lld.mbr_ubc = AT_XDMAC_MBR_UBC_NDV2
1250 		desc->lld.mbr_cfg = chan_cc;
1253 			 "%s: lld: mbr_sa=%pad, mbr_da=%pad, mbr_ubc=0x%08x, mbr_cfg=0x%08x\n",
1254 			 __func__, &desc->lld.mbr_sa, &desc->lld.mbr_da, desc->lld.mbr_ubc, desc->lld.mbr_cfg);
1256 		/* Chain lld. */
1333 	desc->lld.mbr_da = dst_addr;
1334 	desc->lld.mbr_ds = (pattern << 24) |
1338 	desc->lld.mbr_ubc = AT_XDMAC_MBR_UBC_NDV3
1342 	desc->lld.mbr_cfg = chan_cc;
1345 		"%s: lld: mbr_da=%pad, mbr_ds=0x%08x, mbr_ubc=0x%08x, mbr_cfg=0x%08x\n",
1346 		__func__, &desc->lld.mbr_da, desc->lld.mbr_ds, desc->lld.mbr_ubc,
1347 		desc->lld.mbr_cfg);
1446 				ppdesc->lld.mbr_dus = stride;
1509 			pdesc->lld.mbr_dus = stride;
1589 	if ((desc->lld.mbr_cfg & mask) == value) {
1647 	if ((desc->lld.mbr_cfg & mask) == value) {
1660 		dwidth = at_xdmac_get_dwidth(iter->lld.mbr_cfg);
1661 		residue -= (iter->lld.mbr_ubc & 0xffffff) << dwidth;
1662 		if ((iter->lld.mbr_nda & 0xfffffffc) == cur_nda) {
1755 		"%s: lld: mbr_sa=%pad, mbr_da=%pad, mbr_ubc=0x%08x\n",
1756 		__func__, &bad_desc->lld.mbr_sa, &bad_desc->lld.mbr_da,
1757 		bad_desc->lld.mbr_ubc);