497 	} u_desc_ctrl;  in iop_desc_init_memcpy()  local
499 	u_desc_ctrl.value = 0;  in iop_desc_init_memcpy()
500 	u_desc_ctrl.field.mem_to_mem_en = 1;  in iop_desc_init_memcpy()
501 	u_desc_ctrl.field.pci_transaction = 0xe; /* memory read block */  in iop_desc_init_memcpy()
502 	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop_desc_init_memcpy()
503 	hw_desc->desc_ctrl = u_desc_ctrl.value;  in iop_desc_init_memcpy()
515 	} u_desc_ctrl;  in iop_desc_init_memset()  local
517 	u_desc_ctrl.value = 0;  in iop_desc_init_memset()
518 	u_desc_ctrl.field.blk1_cmd_ctrl = 0x2; /* memory block fill */  in iop_desc_init_memset()
519 	u_desc_ctrl.field.dest_write_en = 1;  in iop_desc_init_memset()
520 	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop_desc_init_memset()
521 	hw_desc->desc_ctrl = u_desc_ctrl.value;  in iop_desc_init_memset()
533 	} u_desc_ctrl;  in iop3xx_desc_init_xor()  local
535 	u_desc_ctrl.value = 0;  in iop3xx_desc_init_xor()
538 		u_desc_ctrl.field.blk_ctrl = 0x3; /* use EDCR[2:0] */  in iop3xx_desc_init_xor()
549 		if (!u_desc_ctrl.field.blk_ctrl) {  in iop3xx_desc_init_xor()
551 			u_desc_ctrl.field.blk_ctrl = 0x3; /* use EDCR[2:0] */  in iop3xx_desc_init_xor()
563 		if (!u_desc_ctrl.field.blk_ctrl)  in iop3xx_desc_init_xor()
564 			u_desc_ctrl.field.blk_ctrl = 0x2; /* use EDCR0 */  in iop3xx_desc_init_xor()
577 			u_desc_ctrl.value |= (1 << shift);  in iop3xx_desc_init_xor()
581 		if (!u_desc_ctrl.field.blk_ctrl && src_cnt > 4)  in iop3xx_desc_init_xor()
582 			u_desc_ctrl.field.blk_ctrl = 0x1; /* use mini-desc */  in iop3xx_desc_init_xor()
585 	u_desc_ctrl.field.dest_write_en = 1;  in iop3xx_desc_init_xor()
586 	u_desc_ctrl.field.blk1_cmd_ctrl = 0x7; /* direct fill */  in iop3xx_desc_init_xor()
587 	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop3xx_desc_init_xor()
588 	hw_desc->desc_ctrl = u_desc_ctrl.value;  in iop3xx_desc_init_xor()
590 	return u_desc_ctrl.value;  in iop3xx_desc_init_xor()
610 	} u_desc_ctrl;  in iop_desc_init_zero_sum()  local
618 		u_desc_ctrl.value = iop3xx_desc_init_xor(iter, src_cnt, flags);  in iop_desc_init_zero_sum()
619 		u_desc_ctrl.field.dest_write_en = 0;  in iop_desc_init_zero_sum()
620 		u_desc_ctrl.field.zero_result_en = 1;  in iop_desc_init_zero_sum()
621 		u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop_desc_init_zero_sum()
622 		iter->desc_ctrl = u_desc_ctrl.value;  in iop_desc_init_zero_sum()
646 	} u_desc_ctrl;  in iop_desc_init_null_xor()  local
648 	u_desc_ctrl.value = 0;  in iop_desc_init_null_xor()
651 		u_desc_ctrl.field.blk_ctrl = 0x3; /* use EDCR[2:0] */  in iop_desc_init_null_xor()
655 		if (!u_desc_ctrl.field.blk_ctrl) {  in iop_desc_init_null_xor()
657 			u_desc_ctrl.field.blk_ctrl = 0x3; /* use EDCR[2:0] */  in iop_desc_init_null_xor()
662 		if (!u_desc_ctrl.field.blk_ctrl)  in iop_desc_init_null_xor()
663 			u_desc_ctrl.field.blk_ctrl = 0x2; /* use EDCR0 */  in iop_desc_init_null_xor()
667 		if (!u_desc_ctrl.field.blk_ctrl && src_cnt > 4)  in iop_desc_init_null_xor()
668 			u_desc_ctrl.field.blk_ctrl = 0x1; /* use mini-desc */  in iop_desc_init_null_xor()
671 	u_desc_ctrl.field.dest_write_en = 0;  in iop_desc_init_null_xor()
672 	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;  in iop_desc_init_null_xor()
673 	hw_desc->desc_ctrl = u_desc_ctrl.value;  in iop_desc_init_null_xor()