851 meson_nand_op_get_dma_safe_input_buf(const struct nand_op_instr *instr)  in meson_nand_op_get_dma_safe_input_buf()  argument
853 	if (WARN_ON(instr->type != NAND_OP_DATA_IN_INSTR))  in meson_nand_op_get_dma_safe_input_buf()
856 	if (meson_nfc_is_buffer_dma_safe(instr->ctx.data.buf.in))  in meson_nand_op_get_dma_safe_input_buf()
857 		return instr->ctx.data.buf.in;  in meson_nand_op_get_dma_safe_input_buf()
859 	return kzalloc(instr->ctx.data.len, GFP_KERNEL);  in meson_nand_op_get_dma_safe_input_buf()
863 meson_nand_op_put_dma_safe_input_buf(const struct nand_op_instr *instr,  in meson_nand_op_put_dma_safe_input_buf()  argument
866 	if (WARN_ON(instr->type != NAND_OP_DATA_IN_INSTR) ||  in meson_nand_op_put_dma_safe_input_buf()
870 	if (buf == instr->ctx.data.buf.in)  in meson_nand_op_put_dma_safe_input_buf()
873 	memcpy(instr->ctx.data.buf.in, buf, instr->ctx.data.len);  in meson_nand_op_put_dma_safe_input_buf()
878 meson_nand_op_get_dma_safe_output_buf(const struct nand_op_instr *instr)  in meson_nand_op_get_dma_safe_output_buf()  argument
880 	if (WARN_ON(instr->type != NAND_OP_DATA_OUT_INSTR))  in meson_nand_op_get_dma_safe_output_buf()
883 	if (meson_nfc_is_buffer_dma_safe(instr->ctx.data.buf.out))  in meson_nand_op_get_dma_safe_output_buf()
884 		return (void *)instr->ctx.data.buf.out;  in meson_nand_op_get_dma_safe_output_buf()
886 	return kmemdup(instr->ctx.data.buf.out,  in meson_nand_op_get_dma_safe_output_buf()
887 		       instr->ctx.data.len, GFP_KERNEL);  in meson_nand_op_get_dma_safe_output_buf()
891 meson_nand_op_put_dma_safe_output_buf(const struct nand_op_instr *instr,  in meson_nand_op_put_dma_safe_output_buf()  argument
894 	if (WARN_ON(instr->type != NAND_OP_DATA_OUT_INSTR) ||  in meson_nand_op_put_dma_safe_output_buf()
898 	if (buf != instr->ctx.data.buf.out)  in meson_nand_op_put_dma_safe_output_buf()
907 	const struct nand_op_instr *instr = NULL;  in meson_nfc_exec_op()  local
917 		instr = &op->instrs[op_id];  in meson_nfc_exec_op()
918 		delay_idle = DIV_ROUND_UP(PSEC_TO_NSEC(instr->delay_ns),  in meson_nfc_exec_op()
921 		switch (instr->type) {  in meson_nfc_exec_op()
924 			cmd |= instr->ctx.cmd.opcode & 0xff;  in meson_nfc_exec_op()
930 			for (i = 0; i < instr->ctx.addr.naddrs; i++) {  in meson_nfc_exec_op()
932 				cmd |= instr->ctx.addr.addrs[i] & 0xff;  in meson_nfc_exec_op()
939 			buf = meson_nand_op_get_dma_safe_input_buf(instr);  in meson_nfc_exec_op()
942 			meson_nfc_read_buf(nand, buf, instr->ctx.data.len);  in meson_nfc_exec_op()
943 			meson_nand_op_put_dma_safe_input_buf(instr, buf);  in meson_nfc_exec_op()
947 			buf = meson_nand_op_get_dma_safe_output_buf(instr);  in meson_nfc_exec_op()
950 			meson_nfc_write_buf(nand, buf, instr->ctx.data.len);  in meson_nfc_exec_op()
951 			meson_nand_op_put_dma_safe_output_buf(instr, buf);  in meson_nfc_exec_op()
955 			meson_nfc_queue_rb(nfc, instr->ctx.waitrdy.timeout_ms);  in meson_nfc_exec_op()
956 			if (instr->delay_ns)  in meson_nfc_exec_op()