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* [PATCH 0/2] iio:magnetometer:mag3110, missing patches
@ 2014-05-02  8:09 Peter Meerwald
  2014-05-02  8:09 ` [PATCH 1/2] iio:magnetometer:mag3110: Fix initialization of ctrl_reg1 Peter Meerwald
  2014-05-02  8:09 ` [PATCH 2/2] iio:magnetometer:mag3110: Enable user offset calibration Peter Meerwald
  0 siblings, 2 replies; 5+ messages in thread
From: Peter Meerwald @ 2014-05-02  8:09 UTC (permalink / raw)
  To: linux-iio; +Cc: jic23

Hi,

two patches are still missing for the mag3110 driver that
were posted in January, see
http://comments.gmane.org/gmane.linux.kernel.iio/10871

I think these patches could/should be applied now

thanks, p.

Peter Meerwald (2):
  iio:magnetometer:mag3110: Fix initialization of ctrl_reg1
  iio:magnetometer:mag3110: Enable user offset calibration

 drivers/iio/magnetometer/mag3110.c | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

-- 
1.9.1


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH 1/2] iio:magnetometer:mag3110: Fix initialization of ctrl_reg1
  2014-05-02  8:09 [PATCH 0/2] iio:magnetometer:mag3110, missing patches Peter Meerwald
@ 2014-05-02  8:09 ` Peter Meerwald
  2014-05-03 10:27   ` Jonathan Cameron
  2014-05-02  8:09 ` [PATCH 2/2] iio:magnetometer:mag3110: Enable user offset calibration Peter Meerwald
  1 sibling, 1 reply; 5+ messages in thread
From: Peter Meerwald @ 2014-05-02  8:09 UTC (permalink / raw)
  To: linux-iio; +Cc: jic23, Peter Meerwald

DR bits need to be shifted; since MAG3110_CTRL_DR_DEFAULT is
zero, the change has no effect

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
---
 drivers/iio/magnetometer/mag3110.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/magnetometer/mag3110.c b/drivers/iio/magnetometer/mag3110.c
index 8b77782..1b2df75 100644
--- a/drivers/iio/magnetometer/mag3110.c
+++ b/drivers/iio/magnetometer/mag3110.c
@@ -338,7 +338,7 @@ static int mag3110_probe(struct i2c_client *client,
 	indio_dev->num_channels = ARRAY_SIZE(mag3110_channels);
 	indio_dev->available_scan_masks = mag3110_scan_masks;
 
-	data->ctrl_reg1 = MAG3110_CTRL_DR_DEFAULT;
+	data->ctrl_reg1 = MAG3110_CTRL_DR_DEFAULT << MAG3110_CTRL_DR_SHIFT;
 	ret = i2c_smbus_write_byte_data(client, MAG3110_CTRL_REG1,
 		data->ctrl_reg1);
 	if (ret < 0)
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [PATCH 2/2] iio:magnetometer:mag3110: Enable user offset calibration
  2014-05-02  8:09 [PATCH 0/2] iio:magnetometer:mag3110, missing patches Peter Meerwald
  2014-05-02  8:09 ` [PATCH 1/2] iio:magnetometer:mag3110: Fix initialization of ctrl_reg1 Peter Meerwald
@ 2014-05-02  8:09 ` Peter Meerwald
  2014-05-03 10:28   ` Jonathan Cameron
  1 sibling, 1 reply; 5+ messages in thread
From: Peter Meerwald @ 2014-05-02  8:09 UTC (permalink / raw)
  To: linux-iio; +Cc: jic23, Peter Meerwald

add IIO_CHAN_INFO_CALIBBIAS

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
---
 drivers/iio/magnetometer/mag3110.c | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/drivers/iio/magnetometer/mag3110.c b/drivers/iio/magnetometer/mag3110.c
index 1b2df75..e3106b4 100644
--- a/drivers/iio/magnetometer/mag3110.c
+++ b/drivers/iio/magnetometer/mag3110.c
@@ -199,6 +199,13 @@ static int mag3110_read_raw(struct iio_dev *indio_dev,
 		*val = mag3110_samp_freq[i][0];
 		*val2 = mag3110_samp_freq[i][1];
 		return IIO_VAL_INT_PLUS_MICRO;
+	case IIO_CHAN_INFO_CALIBBIAS:
+		ret = i2c_smbus_read_word_swapped(data->client,
+			MAG3110_OFF_X +	2 * chan->scan_index);
+		if (ret < 0)
+			return ret;
+		*val = sign_extend32(ret >> 1, 14);
+		return IIO_VAL_INT;
 	}
 	return -EINVAL;
 }
@@ -223,6 +230,11 @@ static int mag3110_write_raw(struct iio_dev *indio_dev,
 		data->ctrl_reg1 |= rate << MAG3110_CTRL_DR_SHIFT;
 		return i2c_smbus_write_byte_data(data->client,
 			MAG3110_CTRL_REG1, data->ctrl_reg1);
+	case IIO_CHAN_INFO_CALIBBIAS:
+		if (val < -10000 || val > 10000)
+			return -EINVAL;
+		return i2c_smbus_write_word_swapped(data->client,
+			MAG3110_OFF_X + 2 * chan->scan_index, val << 1);
 	default:
 		return -EINVAL;
 	}
@@ -260,7 +272,8 @@ done:
 	.type = IIO_MAGN, \
 	.modified = 1, \
 	.channel2 = IIO_MOD_##axis, \
-	.info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \
+	.info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | \
+		BIT(IIO_CHAN_INFO_CALIBBIAS), \
 	.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SAMP_FREQ) | \
 		BIT(IIO_CHAN_INFO_SCALE), \
 	.scan_index = idx, \
@@ -345,7 +358,7 @@ static int mag3110_probe(struct i2c_client *client,
 		return ret;
 
 	ret = i2c_smbus_write_byte_data(client, MAG3110_CTRL_REG2,
-		MAG3110_CTRL_AUTO_MRST_EN | MAG3110_CTRL_RAW);
+		MAG3110_CTRL_AUTO_MRST_EN);
 	if (ret < 0)
 		return ret;
 
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH 1/2] iio:magnetometer:mag3110: Fix initialization of ctrl_reg1
  2014-05-02  8:09 ` [PATCH 1/2] iio:magnetometer:mag3110: Fix initialization of ctrl_reg1 Peter Meerwald
@ 2014-05-03 10:27   ` Jonathan Cameron
  0 siblings, 0 replies; 5+ messages in thread
From: Jonathan Cameron @ 2014-05-03 10:27 UTC (permalink / raw)
  To: Peter Meerwald, linux-iio

On 02/05/14 09:09, Peter Meerwald wrote:
> DR bits need to be shifted; since MAG3110_CTRL_DR_DEFAULT is
> zero, the change has no effect
>
> Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Gah, my careful colour coding of patches went astray on these two so I
lost them.  Thanks for the reminder.

Applied to the togreg branch of iio.git

J
> ---
>   drivers/iio/magnetometer/mag3110.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iio/magnetometer/mag3110.c b/drivers/iio/magnetometer/mag3110.c
> index 8b77782..1b2df75 100644
> --- a/drivers/iio/magnetometer/mag3110.c
> +++ b/drivers/iio/magnetometer/mag3110.c
> @@ -338,7 +338,7 @@ static int mag3110_probe(struct i2c_client *client,
>   	indio_dev->num_channels = ARRAY_SIZE(mag3110_channels);
>   	indio_dev->available_scan_masks = mag3110_scan_masks;
>
> -	data->ctrl_reg1 = MAG3110_CTRL_DR_DEFAULT;
> +	data->ctrl_reg1 = MAG3110_CTRL_DR_DEFAULT << MAG3110_CTRL_DR_SHIFT;
>   	ret = i2c_smbus_write_byte_data(client, MAG3110_CTRL_REG1,
>   		data->ctrl_reg1);
>   	if (ret < 0)
>


^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 2/2] iio:magnetometer:mag3110: Enable user offset calibration
  2014-05-02  8:09 ` [PATCH 2/2] iio:magnetometer:mag3110: Enable user offset calibration Peter Meerwald
@ 2014-05-03 10:28   ` Jonathan Cameron
  0 siblings, 0 replies; 5+ messages in thread
From: Jonathan Cameron @ 2014-05-03 10:28 UTC (permalink / raw)
  To: Peter Meerwald, linux-iio

On 02/05/14 09:09, Peter Meerwald wrote:
> add IIO_CHAN_INFO_CALIBBIAS
>
> Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Applied to the togreg branch of iio.git

Thanks,

Jonathan

> ---
>   drivers/iio/magnetometer/mag3110.c | 17 +++++++++++++++--
>   1 file changed, 15 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/iio/magnetometer/mag3110.c b/drivers/iio/magnetometer/mag3110.c
> index 1b2df75..e3106b4 100644
> --- a/drivers/iio/magnetometer/mag3110.c
> +++ b/drivers/iio/magnetometer/mag3110.c
> @@ -199,6 +199,13 @@ static int mag3110_read_raw(struct iio_dev *indio_dev,
>   		*val = mag3110_samp_freq[i][0];
>   		*val2 = mag3110_samp_freq[i][1];
>   		return IIO_VAL_INT_PLUS_MICRO;
> +	case IIO_CHAN_INFO_CALIBBIAS:
> +		ret = i2c_smbus_read_word_swapped(data->client,
> +			MAG3110_OFF_X +	2 * chan->scan_index);
> +		if (ret < 0)
> +			return ret;
> +		*val = sign_extend32(ret >> 1, 14);
> +		return IIO_VAL_INT;
>   	}
>   	return -EINVAL;
>   }
> @@ -223,6 +230,11 @@ static int mag3110_write_raw(struct iio_dev *indio_dev,
>   		data->ctrl_reg1 |= rate << MAG3110_CTRL_DR_SHIFT;
>   		return i2c_smbus_write_byte_data(data->client,
>   			MAG3110_CTRL_REG1, data->ctrl_reg1);
> +	case IIO_CHAN_INFO_CALIBBIAS:
> +		if (val < -10000 || val > 10000)
> +			return -EINVAL;
> +		return i2c_smbus_write_word_swapped(data->client,
> +			MAG3110_OFF_X + 2 * chan->scan_index, val << 1);
>   	default:
>   		return -EINVAL;
>   	}
> @@ -260,7 +272,8 @@ done:
>   	.type = IIO_MAGN, \
>   	.modified = 1, \
>   	.channel2 = IIO_MOD_##axis, \
> -	.info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \
> +	.info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | \
> +		BIT(IIO_CHAN_INFO_CALIBBIAS), \
>   	.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SAMP_FREQ) | \
>   		BIT(IIO_CHAN_INFO_SCALE), \
>   	.scan_index = idx, \
> @@ -345,7 +358,7 @@ static int mag3110_probe(struct i2c_client *client,
>   		return ret;
>
>   	ret = i2c_smbus_write_byte_data(client, MAG3110_CTRL_REG2,
> -		MAG3110_CTRL_AUTO_MRST_EN | MAG3110_CTRL_RAW);
> +		MAG3110_CTRL_AUTO_MRST_EN);
>   	if (ret < 0)
>   		return ret;
>
>


^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2014-05-03 10:26 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-05-02  8:09 [PATCH 0/2] iio:magnetometer:mag3110, missing patches Peter Meerwald
2014-05-02  8:09 ` [PATCH 1/2] iio:magnetometer:mag3110: Fix initialization of ctrl_reg1 Peter Meerwald
2014-05-03 10:27   ` Jonathan Cameron
2014-05-02  8:09 ` [PATCH 2/2] iio:magnetometer:mag3110: Enable user offset calibration Peter Meerwald
2014-05-03 10:28   ` Jonathan Cameron

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