linux-kernel - [PATCH] iio: adis16400: Set timestamp as the last element in chan

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Message-Id: <1390562644-25124-2-git-send-email-marcus.folkesson@gmail.com>
Date:	Fri, 24 Jan 2014 12:24:04 +0100
From:	Marcus Folkesson <marcus.folkesson@...il.com>
To:	Jonathan Cameron <jic23@...nel.org>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Marcus Folkesson <marcus.folkesson@...il.com>,
	Sachin Kamat <sachin.kamat@...aro.org>
Cc:	linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] iio: adis16400: Set timestamp as the last element in chan_spec

This is necessary since timestamp is calculated as the last element
in iio_compute_scan_bytes().

Signed-off-by: Marcus Folkesson <marcus.folkesson@...il.com>
---
 drivers/iio/imu/adis16400.h      |    1 +
 drivers/iio/imu/adis16400_core.c |   10 +++++-----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/iio/imu/adis16400.h b/drivers/iio/imu/adis16400.h
index 2f8f9d6..0916bf6 100644
--- a/drivers/iio/imu/adis16400.h
+++ b/drivers/iio/imu/adis16400.h
@@ -189,6 +189,7 @@ enum {
 	ADIS16300_SCAN_INCLI_X,
 	ADIS16300_SCAN_INCLI_Y,
 	ADIS16400_SCAN_ADC,
+	ADIS16400_SCAN_TIMESTAMP,
 };
 
 #ifdef CONFIG_IIO_BUFFER
diff --git a/drivers/iio/imu/adis16400_core.c b/drivers/iio/imu/adis16400_core.c
index 3fb7757..7f98657 100644
--- a/drivers/iio/imu/adis16400_core.c
+++ b/drivers/iio/imu/adis16400_core.c
@@ -632,7 +632,7 @@ static const struct iio_chan_spec adis16400_channels[] = {
 	ADIS16400_MAGN_CHAN(Z, ADIS16400_ZMAGN_OUT, 14),
 	ADIS16400_TEMP_CHAN(ADIS16400_TEMP_OUT, 12),
 	ADIS16400_AUX_ADC_CHAN(ADIS16400_AUX_ADC, 12),
-	IIO_CHAN_SOFT_TIMESTAMP(12)
+	IIO_CHAN_SOFT_TIMESTAMP(ADIS16400_SCAN_TIMESTAMP),
 };
 
 static const struct iio_chan_spec adis16448_channels[] = {
@@ -654,7 +654,7 @@ static const struct iio_chan_spec adis16448_channels[] = {
 		.scan_type = IIO_ST('s', 16, 16, 0),
 	},
 	ADIS16400_TEMP_CHAN(ADIS16448_TEMP_OUT, 12),
-	IIO_CHAN_SOFT_TIMESTAMP(11)
+	IIO_CHAN_SOFT_TIMESTAMP(ADIS16400_SCAN_TIMESTAMP),
 };
 
 static const struct iio_chan_spec adis16350_channels[] = {
@@ -672,7 +672,7 @@ static const struct iio_chan_spec adis16350_channels[] = {
 	ADIS16400_MOD_TEMP_CHAN(X, ADIS16350_XTEMP_OUT, 12),
 	ADIS16400_MOD_TEMP_CHAN(Y, ADIS16350_YTEMP_OUT, 12),
 	ADIS16400_MOD_TEMP_CHAN(Z, ADIS16350_ZTEMP_OUT, 12),
-	IIO_CHAN_SOFT_TIMESTAMP(11)
+	IIO_CHAN_SOFT_TIMESTAMP(ADIS16400_SCAN_TIMESTAMP),
 };
 
 static const struct iio_chan_spec adis16300_channels[] = {
@@ -685,7 +685,7 @@ static const struct iio_chan_spec adis16300_channels[] = {
 	ADIS16400_AUX_ADC_CHAN(ADIS16300_AUX_ADC, 12),
 	ADIS16400_INCLI_CHAN(X, ADIS16300_PITCH_OUT, 13),
 	ADIS16400_INCLI_CHAN(Y, ADIS16300_ROLL_OUT, 13),
-	IIO_CHAN_SOFT_TIMESTAMP(14)
+	IIO_CHAN_SOFT_TIMESTAMP(ADIS16400_SCAN_TIMESTAMP),
 };
 
 static const struct iio_chan_spec adis16334_channels[] = {
@@ -696,7 +696,7 @@ static const struct iio_chan_spec adis16334_channels[] = {
 	ADIS16400_ACCEL_CHAN(Y, ADIS16400_YACCL_OUT, 14),
 	ADIS16400_ACCEL_CHAN(Z, ADIS16400_ZACCL_OUT, 14),
 	ADIS16400_TEMP_CHAN(ADIS16350_XTEMP_OUT, 12),
-	IIO_CHAN_SOFT_TIMESTAMP(8)
+	IIO_CHAN_SOFT_TIMESTAMP(ADIS16400_SCAN_TIMESTAMP),
 };
 
 static struct attribute *adis16400_attributes[] = {
-- 
1.7.10.4

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