482 static int rk628_mipi_dsi_create_packet(struct rk628_mipi_dsi_packet *packet,  in rk628_mipi_dsi_create_packet()  argument
485 	if (!packet || !msg)  in rk628_mipi_dsi_create_packet()
496 	memset(packet, 0, sizeof(*packet));  in rk628_mipi_dsi_create_packet()
497 	packet->header[0] = ((msg->channel & 0x3) << 6) | (msg->type & 0x3f);  in rk628_mipi_dsi_create_packet()
509 		packet->header[1] = (msg->tx_len >> 0) & 0xff;  in rk628_mipi_dsi_create_packet()
510 		packet->header[2] = (msg->tx_len >> 8) & 0xff;  in rk628_mipi_dsi_create_packet()
512 		packet->payload_length = msg->tx_len;  in rk628_mipi_dsi_create_packet()
513 		packet->payload = msg->tx_buf;  in rk628_mipi_dsi_create_packet()
517 		packet->header[1] = (msg->tx_len > 0) ? tx[0] : 0;  in rk628_mipi_dsi_create_packet()
518 		packet->header[2] = (msg->tx_len > 1) ? tx[1] : 0;  in rk628_mipi_dsi_create_packet()
521 	packet->size = sizeof(packet->header) + packet->payload_length;  in rk628_mipi_dsi_create_packet()
529 	struct rk628_mipi_dsi_packet packet;  in rk628_dsi_transfer()  local
613 	ret = rk628_mipi_dsi_create_packet(&packet, msg);  in rk628_dsi_transfer()
620 	while (packet.payload_length >= 4) {  in rk628_dsi_transfer()
634 		val = get_unaligned_le32(packet.payload);  in rk628_dsi_transfer()
639 		packet.payload += 4;  in rk628_dsi_transfer()
640 		packet.payload_length -= 4;  in rk628_dsi_transfer()
644 	switch (packet.payload_length) {  in rk628_dsi_transfer()
646 		val |= packet.payload[2] << 16;  in rk628_dsi_transfer()
649 		val |= packet.payload[1] << 8;  in rk628_dsi_transfer()
652 		val |= packet.payload[0];  in rk628_dsi_transfer()
663 	val = get_unaligned_le32(packet.header);  in rk628_dsi_transfer()