20 	struct adis *adis = &st->adis;  in adis16400_update_scan_mode()  local
27 	kfree(adis->xfer);  in adis16400_update_scan_mode()
28 	kfree(adis->buffer);  in adis16400_update_scan_mode()
35 	adis->xfer = kcalloc(2, sizeof(*adis->xfer), GFP_KERNEL);  in adis16400_update_scan_mode()
36 	if (!adis->xfer)  in adis16400_update_scan_mode()
39 	adis->buffer = kzalloc(burst_length + sizeof(u16), GFP_KERNEL);  in adis16400_update_scan_mode()
40 	if (!adis->buffer)  in adis16400_update_scan_mode()
43 	tx = adis->buffer + burst_length;  in adis16400_update_scan_mode()
47 	adis->xfer[0].tx_buf = tx;  in adis16400_update_scan_mode()
48 	adis->xfer[0].bits_per_word = 8;  in adis16400_update_scan_mode()
49 	adis->xfer[0].len = 2;  in adis16400_update_scan_mode()
50 	adis->xfer[1].rx_buf = adis->buffer;  in adis16400_update_scan_mode()
51 	adis->xfer[1].bits_per_word = 8;  in adis16400_update_scan_mode()
52 	adis->xfer[1].len = burst_length;  in adis16400_update_scan_mode()
54 	spi_message_init(&adis->msg);  in adis16400_update_scan_mode()
55 	spi_message_add_tail(&adis->xfer[0], &adis->msg);  in adis16400_update_scan_mode()
56 	spi_message_add_tail(&adis->xfer[1], &adis->msg);  in adis16400_update_scan_mode()
66 	struct adis *adis = &st->adis;  in adis16400_trigger_handler()  local
67 	u32 old_speed_hz = st->adis.spi->max_speed_hz;  in adis16400_trigger_handler()
71 	if (!adis->buffer)  in adis16400_trigger_handler()
75 		st->adis.spi->max_speed_hz > ADIS16400_SPI_BURST) {  in adis16400_trigger_handler()
76 		st->adis.spi->max_speed_hz = ADIS16400_SPI_BURST;  in adis16400_trigger_handler()
77 		spi_setup(st->adis.spi);  in adis16400_trigger_handler()
80 	ret = spi_sync(adis->spi, &adis->msg);  in adis16400_trigger_handler()
82 		dev_err(&adis->spi->dev, "Failed to read data: %d\n", ret);  in adis16400_trigger_handler()
85 		st->adis.spi->max_speed_hz = old_speed_hz;  in adis16400_trigger_handler()
86 		spi_setup(st->adis.spi);  in adis16400_trigger_handler()
90 		buffer = adis->buffer + sizeof(u16);  in adis16400_trigger_handler()
92 		buffer = adis->buffer;  in adis16400_trigger_handler()