118 	struct i2c_msg		*msg;  member
140 	if (!qup->msg) {  in qup_i2c_interrupt()
247 static void qup_i2c_set_write_mode(struct qup_i2c_dev *qup, struct i2c_msg *msg)  in qup_i2c_set_write_mode()  argument
250 	int total = msg->len + 1;  in qup_i2c_set_write_mode()
264 static void qup_i2c_issue_write(struct qup_i2c_dev *qup, struct i2c_msg *msg)  in qup_i2c_issue_write()  argument
266 	u32 addr = msg->addr << 1;  in qup_i2c_issue_write()
280 	while (qup->pos < msg->len) {  in qup_i2c_issue_write()
286 		if (qup->pos == msg->len - 1)  in qup_i2c_issue_write()
292 			val |= (qup_tag | msg->buf[qup->pos]) << QUP_MSW_SHIFT;  in qup_i2c_issue_write()
294 			val = qup_tag | msg->buf[qup->pos];  in qup_i2c_issue_write()
297 		if (idx & 1 || qup->pos == msg->len - 1)  in qup_i2c_issue_write()
305 static int qup_i2c_write_one(struct qup_i2c_dev *qup, struct i2c_msg *msg)  in qup_i2c_write_one()  argument
310 	qup->msg = msg;  in qup_i2c_write_one()
315 	qup_i2c_set_write_mode(qup, msg);  in qup_i2c_write_one()
328 		qup_i2c_issue_write(qup, msg);  in qup_i2c_write_one()
343 				dev_err(qup->dev, "NACK from %x\n", msg->addr);  in qup_i2c_write_one()
347 	} while (qup->pos < msg->len);  in qup_i2c_write_one()
354 	qup->msg = NULL;  in qup_i2c_write_one()
373 static void qup_i2c_issue_read(struct qup_i2c_dev *qup, struct i2c_msg *msg)  in qup_i2c_issue_read()  argument
377 	addr = (msg->addr << 1) | 1;  in qup_i2c_issue_read()
380 	len = (msg->len == QUP_READ_LIMIT) ? 0 : msg->len;  in qup_i2c_issue_read()
387 static void qup_i2c_read_fifo(struct qup_i2c_dev *qup, struct i2c_msg *msg)  in qup_i2c_read_fifo()  argument
393 	for (idx = 0; qup->pos < msg->len; idx++) {  in qup_i2c_read_fifo()
403 			msg->buf[qup->pos++] = val & 0xFF;  in qup_i2c_read_fifo()
405 			msg->buf[qup->pos++] = val >> QUP_MSW_SHIFT;  in qup_i2c_read_fifo()
410 static int qup_i2c_read_one(struct qup_i2c_dev *qup, struct i2c_msg *msg)  in qup_i2c_read_one()  argument
415 	qup->msg = msg;  in qup_i2c_read_one()
420 	qup_i2c_set_read_mode(qup, msg->len);  in qup_i2c_read_one()
432 	qup_i2c_issue_read(qup, msg);  in qup_i2c_read_one()
448 				dev_err(qup->dev, "NACK from %x\n", msg->addr);  in qup_i2c_read_one()
453 		qup_i2c_read_fifo(qup, msg);  in qup_i2c_read_one()
454 	} while (qup->pos < msg->len);  in qup_i2c_read_one()
458 	qup->msg = NULL;  in qup_i2c_read_one()