394 		u32 slot;  in dma_irq_handler()  local
399 		slot = __ffs(sh_ipr);  in dma_irq_handler()
400 		sh_ipr &= ~(BIT(slot));  in dma_irq_handler()
402 		if (sh_ier & BIT(slot)) {  in dma_irq_handler()
403 			channel = (bank << 5) | slot;  in dma_irq_handler()
406 					BIT(slot));  in dma_irq_handler()
764 int edma_alloc_slot(unsigned ctlr, int slot)  in edma_alloc_slot()  argument
769 	if (slot >= 0)  in edma_alloc_slot()
770 		slot = EDMA_CHAN_SLOT(slot);  in edma_alloc_slot()
772 	if (slot < 0) {  in edma_alloc_slot()
773 		slot = edma_cc[ctlr]->num_channels;  in edma_alloc_slot()
775 			slot = find_next_zero_bit(edma_cc[ctlr]->edma_inuse,  in edma_alloc_slot()
776 					edma_cc[ctlr]->num_slots, slot);  in edma_alloc_slot()
777 			if (slot == edma_cc[ctlr]->num_slots)  in edma_alloc_slot()
779 			if (!test_and_set_bit(slot, edma_cc[ctlr]->edma_inuse))  in edma_alloc_slot()
782 	} else if (slot < edma_cc[ctlr]->num_channels ||  in edma_alloc_slot()
783 			slot >= edma_cc[ctlr]->num_slots) {  in edma_alloc_slot()
785 	} else if (test_and_set_bit(slot, edma_cc[ctlr]->edma_inuse)) {  in edma_alloc_slot()
789 	memcpy_toio(edmacc_regs_base[ctlr] + PARM_OFFSET(slot),  in edma_alloc_slot()
792 	return EDMA_CTLR_CHAN(ctlr, slot);  in edma_alloc_slot()
804 void edma_free_slot(unsigned slot)  in edma_free_slot()  argument
808 	ctlr = EDMA_CTLR(slot);  in edma_free_slot()
809 	slot = EDMA_CHAN_SLOT(slot);  in edma_free_slot()
811 	if (slot < edma_cc[ctlr]->num_channels ||  in edma_free_slot()
812 		slot >= edma_cc[ctlr]->num_slots)  in edma_free_slot()
815 	memcpy_toio(edmacc_regs_base[ctlr] + PARM_OFFSET(slot),  in edma_free_slot()
817 	clear_bit(slot, edma_cc[ctlr]->edma_inuse);  in edma_free_slot()
847 int edma_alloc_cont_slots(unsigned ctlr, unsigned int id, int slot, int count)  in edma_alloc_cont_slots()  argument
855 		(slot < edma_cc[ctlr]->num_channels ||  in edma_alloc_cont_slots()
856 		slot >= edma_cc[ctlr]->num_slots))  in edma_alloc_cont_slots()
874 		return reserve_contiguous_slots(ctlr, id, count, slot);  in edma_alloc_cont_slots()
895 int edma_free_cont_slots(unsigned slot, int count)  in edma_free_cont_slots()  argument
900 	ctlr = EDMA_CTLR(slot);  in edma_free_cont_slots()
901 	slot = EDMA_CHAN_SLOT(slot);  in edma_free_cont_slots()
903 	if (slot < edma_cc[ctlr]->num_channels ||  in edma_free_cont_slots()
904 		slot >= edma_cc[ctlr]->num_slots ||  in edma_free_cont_slots()
908 	for (i = slot; i < slot + count; ++i) {  in edma_free_cont_slots()
936 void edma_set_src(unsigned slot, dma_addr_t src_port,  in edma_set_src()  argument
941 	ctlr = EDMA_CTLR(slot);  in edma_set_src()
942 	slot = EDMA_CHAN_SLOT(slot);  in edma_set_src()
944 	if (slot < edma_cc[ctlr]->num_slots) {  in edma_set_src()
945 		unsigned int i = edma_parm_read(ctlr, PARM_OPT, slot);  in edma_set_src()
954 		edma_parm_write(ctlr, PARM_OPT, slot, i);  in edma_set_src()
958 		edma_parm_write(ctlr, PARM_SRC, slot, src_port);  in edma_set_src()
974 void edma_set_dest(unsigned slot, dma_addr_t dest_port,  in edma_set_dest()  argument
979 	ctlr = EDMA_CTLR(slot);  in edma_set_dest()
980 	slot = EDMA_CHAN_SLOT(slot);  in edma_set_dest()
982 	if (slot < edma_cc[ctlr]->num_slots) {  in edma_set_dest()
983 		unsigned int i = edma_parm_read(ctlr, PARM_OPT, slot);  in edma_set_dest()
992 		edma_parm_write(ctlr, PARM_OPT, slot, i);  in edma_set_dest()
995 		edma_parm_write(ctlr, PARM_DST, slot, dest_port);  in edma_set_dest()
1007 dma_addr_t edma_get_position(unsigned slot, bool dst)  in edma_get_position()  argument
1009 	u32 offs, ctlr = EDMA_CTLR(slot);  in edma_get_position()
1011 	slot = EDMA_CHAN_SLOT(slot);  in edma_get_position()
1013 	offs = PARM_OFFSET(slot);  in edma_get_position()
1029 void edma_set_src_index(unsigned slot, s16 src_bidx, s16 src_cidx)  in edma_set_src_index()  argument
1033 	ctlr = EDMA_CTLR(slot);  in edma_set_src_index()
1034 	slot = EDMA_CHAN_SLOT(slot);  in edma_set_src_index()
1036 	if (slot < edma_cc[ctlr]->num_slots) {  in edma_set_src_index()
1037 		edma_parm_modify(ctlr, PARM_SRC_DST_BIDX, slot,  in edma_set_src_index()
1039 		edma_parm_modify(ctlr, PARM_SRC_DST_CIDX, slot,  in edma_set_src_index()
1055 void edma_set_dest_index(unsigned slot, s16 dest_bidx, s16 dest_cidx)  in edma_set_dest_index()  argument
1059 	ctlr = EDMA_CTLR(slot);  in edma_set_dest_index()
1060 	slot = EDMA_CHAN_SLOT(slot);  in edma_set_dest_index()
1062 	if (slot < edma_cc[ctlr]->num_slots) {  in edma_set_dest_index()
1063 		edma_parm_modify(ctlr, PARM_SRC_DST_BIDX, slot,  in edma_set_dest_index()
1065 		edma_parm_modify(ctlr, PARM_SRC_DST_CIDX, slot,  in edma_set_dest_index()
1100 void edma_set_transfer_params(unsigned slot,  in edma_set_transfer_params()  argument
1106 	ctlr = EDMA_CTLR(slot);  in edma_set_transfer_params()
1107 	slot = EDMA_CHAN_SLOT(slot);  in edma_set_transfer_params()
1109 	if (slot < edma_cc[ctlr]->num_slots) {  in edma_set_transfer_params()
1110 		edma_parm_modify(ctlr, PARM_LINK_BCNTRLD, slot,  in edma_set_transfer_params()
1113 			edma_parm_and(ctlr, PARM_OPT, slot, ~SYNCDIM);  in edma_set_transfer_params()
1115 			edma_parm_or(ctlr, PARM_OPT, slot, SYNCDIM);  in edma_set_transfer_params()
1117 		edma_parm_write(ctlr, PARM_A_B_CNT, slot, (bcnt << 16) | acnt);  in edma_set_transfer_params()
1118 		edma_parm_write(ctlr, PARM_CCNT, slot, ccnt);  in edma_set_transfer_params()
1182 void edma_write_slot(unsigned slot, const struct edmacc_param *param)  in edma_write_slot()  argument
1186 	ctlr = EDMA_CTLR(slot);  in edma_write_slot()
1187 	slot = EDMA_CHAN_SLOT(slot);  in edma_write_slot()
1189 	if (slot >= edma_cc[ctlr]->num_slots)  in edma_write_slot()
1191 	memcpy_toio(edmacc_regs_base[ctlr] + PARM_OFFSET(slot), param,  in edma_write_slot()
1204 void edma_read_slot(unsigned slot, struct edmacc_param *param)  in edma_read_slot()  argument
1208 	ctlr = EDMA_CTLR(slot);  in edma_read_slot()
1209 	slot = EDMA_CHAN_SLOT(slot);  in edma_read_slot()
1211 	if (slot >= edma_cc[ctlr]->num_slots)  in edma_read_slot()
1213 	memcpy_fromio(param, edmacc_regs_base[ctlr] + PARM_OFFSET(slot),  in edma_read_slot()