86 static void debug_packet(struct device *dev, const char *name, u8 *ptr,  in debug_packet()  argument
94 		pr_cont(" %02x", ptr[i]);  in debug_packet()
173 	u8 *ptr, *end;  in cros_ec_spi_receive_packet()  local
191 		ptr = ec_dev->din;  in cros_ec_spi_receive_packet()
192 		for (end = ptr + EC_MSG_PREAMBLE_COUNT; ptr != end; ptr++) {  in cros_ec_spi_receive_packet()
193 			if (*ptr == EC_SPI_FRAME_START) {  in cros_ec_spi_receive_packet()
195 					ptr - ec_dev->din);  in cros_ec_spi_receive_packet()
199 		if (ptr != end)  in cros_ec_spi_receive_packet()
217 	todo = end - ++ptr;  in cros_ec_spi_receive_packet()
220 	memmove(ec_dev->din, ptr, todo);  in cros_ec_spi_receive_packet()
221 	ptr = ec_dev->din + todo;  in cros_ec_spi_receive_packet()
228 		ret = receive_n_bytes(ec_dev, ptr, sizeof(*response) - todo);  in cros_ec_spi_receive_packet()
231 		ptr += (sizeof(*response) - todo);  in cros_ec_spi_receive_packet()
251 			todo, need_len, ptr - ec_dev->din);  in cros_ec_spi_receive_packet()
253 		ret = receive_n_bytes(ec_dev, ptr, todo);  in cros_ec_spi_receive_packet()
257 		ptr += todo;  in cros_ec_spi_receive_packet()
261 	dev_dbg(ec_dev->dev, "loop done, ptr=%zd\n", ptr - ec_dev->din);  in cros_ec_spi_receive_packet()
281 	u8 *ptr, *end;  in cros_ec_spi_receive_response()  local
299 		ptr = ec_dev->din;  in cros_ec_spi_receive_response()
300 		for (end = ptr + EC_MSG_PREAMBLE_COUNT; ptr != end; ptr++) {  in cros_ec_spi_receive_response()
301 			if (*ptr == EC_SPI_FRAME_START) {  in cros_ec_spi_receive_response()
303 					ptr - ec_dev->din);  in cros_ec_spi_receive_response()
307 		if (ptr != end)  in cros_ec_spi_receive_response()
325 	todo = end - ++ptr;  in cros_ec_spi_receive_response()
328 	memmove(ec_dev->din, ptr, todo);  in cros_ec_spi_receive_response()
329 	ptr = ec_dev->din + todo;  in cros_ec_spi_receive_response()
344 			todo, need_len, ptr - ec_dev->din);  in cros_ec_spi_receive_response()
346 		ret = receive_n_bytes(ec_dev, ptr, todo);  in cros_ec_spi_receive_response()
350 		debug_packet(ec_dev->dev, "interim", ptr, todo);  in cros_ec_spi_receive_response()
351 		ptr += todo;  in cros_ec_spi_receive_response()
355 	dev_dbg(ec_dev->dev, "loop done, ptr=%zd\n", ptr - ec_dev->din);  in cros_ec_spi_receive_response()
374 	u8 *ptr;  in cros_ec_pkt_xfer_spi()  local
449 	ptr = ec_dev->din;  in cros_ec_pkt_xfer_spi()
452 	response = (struct ec_host_response *)ptr;  in cros_ec_pkt_xfer_spi()
469 		sum += ptr[i];  in cros_ec_pkt_xfer_spi()
472 	memcpy(ec_msg->data, ptr + sizeof(*response), len);  in cros_ec_pkt_xfer_spi()
506 	u8 *ptr;  in cros_ec_cmd_xfer_spi()  local
572 	ptr = ec_dev->din;  in cros_ec_cmd_xfer_spi()
575 	ec_msg->result = ptr[0];  in cros_ec_cmd_xfer_spi()
580 	len = ptr[1];  in cros_ec_cmd_xfer_spi()
581 	sum = ptr[0] + ptr[1];  in cros_ec_cmd_xfer_spi()
591 		sum += ptr[i + 2];  in cros_ec_cmd_xfer_spi()
593 			ec_msg->data[i] = ptr[i + 2];  in cros_ec_cmd_xfer_spi()
597 	debug_packet(ec_dev->dev, "in", ptr, len + 3);  in cros_ec_cmd_xfer_spi()
599 	if (sum != ptr[len + 2]) {  in cros_ec_cmd_xfer_spi()
602 			sum, ptr[len + 2]);  in cros_ec_cmd_xfer_spi()