449 	} u_desc_ctrl;  in iop_desc_init_memcpy()  local
451 	u_desc_ctrl.value = 0;  in iop_desc_init_memcpy()
452 	u_desc_ctrl.field.mem_to_mem_en = 1;  in iop_desc_init_memcpy()
453 	u_desc_ctrl.field.pci_transaction = 0xe; /* memory read block */  in iop_desc_init_memcpy()
454 	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop_desc_init_memcpy()
455 	hw_desc->desc_ctrl = u_desc_ctrl.value;  in iop_desc_init_memcpy()
467 	} u_desc_ctrl;  in iop_desc_init_memset()  local
469 	u_desc_ctrl.value = 0;  in iop_desc_init_memset()
470 	u_desc_ctrl.field.blk1_cmd_ctrl = 0x2; /* memory block fill */  in iop_desc_init_memset()
471 	u_desc_ctrl.field.dest_write_en = 1;  in iop_desc_init_memset()
472 	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop_desc_init_memset()
473 	hw_desc->desc_ctrl = u_desc_ctrl.value;  in iop_desc_init_memset()
485 	} u_desc_ctrl;  in iop3xx_desc_init_xor()  local
487 	u_desc_ctrl.value = 0;  in iop3xx_desc_init_xor()
490 		u_desc_ctrl.field.blk_ctrl = 0x3; /* use EDCR[2:0] */  in iop3xx_desc_init_xor()
501 		if (!u_desc_ctrl.field.blk_ctrl) {  in iop3xx_desc_init_xor()
503 			u_desc_ctrl.field.blk_ctrl = 0x3; /* use EDCR[2:0] */  in iop3xx_desc_init_xor()
515 		if (!u_desc_ctrl.field.blk_ctrl)  in iop3xx_desc_init_xor()
516 			u_desc_ctrl.field.blk_ctrl = 0x2; /* use EDCR0 */  in iop3xx_desc_init_xor()
529 			u_desc_ctrl.value |= (1 << shift);  in iop3xx_desc_init_xor()
533 		if (!u_desc_ctrl.field.blk_ctrl && src_cnt > 4)  in iop3xx_desc_init_xor()
534 			u_desc_ctrl.field.blk_ctrl = 0x1; /* use mini-desc */  in iop3xx_desc_init_xor()
537 	u_desc_ctrl.field.dest_write_en = 1;  in iop3xx_desc_init_xor()
538 	u_desc_ctrl.field.blk1_cmd_ctrl = 0x7; /* direct fill */  in iop3xx_desc_init_xor()
539 	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop3xx_desc_init_xor()
540 	hw_desc->desc_ctrl = u_desc_ctrl.value;  in iop3xx_desc_init_xor()
542 	return u_desc_ctrl.value;  in iop3xx_desc_init_xor()
562 	} u_desc_ctrl;  in iop_desc_init_zero_sum()  local
570 		u_desc_ctrl.value = iop3xx_desc_init_xor(iter, src_cnt, flags);  in iop_desc_init_zero_sum()
571 		u_desc_ctrl.field.dest_write_en = 0;  in iop_desc_init_zero_sum()
572 		u_desc_ctrl.field.zero_result_en = 1;  in iop_desc_init_zero_sum()
573 		u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop_desc_init_zero_sum()
574 		iter->desc_ctrl = u_desc_ctrl.value;  in iop_desc_init_zero_sum()
598 	} u_desc_ctrl;  in iop_desc_init_null_xor()  local
600 	u_desc_ctrl.value = 0;  in iop_desc_init_null_xor()
603 		u_desc_ctrl.field.blk_ctrl = 0x3; /* use EDCR[2:0] */  in iop_desc_init_null_xor()
607 		if (!u_desc_ctrl.field.blk_ctrl) {  in iop_desc_init_null_xor()
609 			u_desc_ctrl.field.blk_ctrl = 0x3; /* use EDCR[2:0] */  in iop_desc_init_null_xor()
614 		if (!u_desc_ctrl.field.blk_ctrl)  in iop_desc_init_null_xor()
615 			u_desc_ctrl.field.blk_ctrl = 0x2; /* use EDCR0 */  in iop_desc_init_null_xor()
619 		if (!u_desc_ctrl.field.blk_ctrl && src_cnt > 4)  in iop_desc_init_null_xor()
620 			u_desc_ctrl.field.blk_ctrl = 0x1; /* use mini-desc */  in iop_desc_init_null_xor()
623 	u_desc_ctrl.field.dest_write_en = 0;  in iop_desc_init_null_xor()
624 	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop_desc_init_null_xor()
625 	hw_desc->desc_ctrl = u_desc_ctrl.value;  in iop_desc_init_null_xor()