Re: [PATCH 3/3] iio: capfun: AD7150: Add support for the second interrupt strobe.

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On 08/19/11 14:38, Jonathan Cameron wrote:
> On 08/19/11 13:41, michael.hennerich@xxxxxxxxxx wrote:
>> From: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
>>
>> The AD7150 features two outputs that can be used as interrupt strobes
>> to the host processor. In order to receive all events independently,
>> both need to utilized.
>>
>> Update copyright notice.
> 
> Looks sane. I'll pull it into capfun for now.
>>
>> Signed-off-by: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
> Acked-by: Jonathan Cameron <jic23@xxxxxxxxx>
>> ---
>>  drivers/staging/iio/adc/ad7150.c |   33 +++++++++++++++++++++------------
>>  1 files changed, 21 insertions(+), 12 deletions(-)
>>
>> diff --git a/drivers/staging/iio/adc/ad7150.c b/drivers/staging/iio/adc/ad7150.c
>> index 4bc5b20..711e8b1 100644
>> --- a/drivers/staging/iio/adc/ad7150.c
>> +++ b/drivers/staging/iio/adc/ad7150.c
>> @@ -1,7 +1,7 @@
>>  /*
>>   * AD7150 capacitive sensor driver supporting AD7150/1/6
>>   *
>> - * Copyright 2010 Analog Devices Inc.
>> + * Copyright 2010-2011 Analog Devices Inc.
>>   *
>>   * Licensed under the GPL-2 or later.
>>   */
>> @@ -45,14 +45,6 @@
>>  #define AD7150_SN0                 22
>>  #define AD7150_ID                  23
>>  
>> -#define AD7150_MAX_CONV_MODE       4
>> -
>> -/**
>> - * Todo list:
>> - * - Review whether old_state usage makes sense.
>> - * - get rid of explicit control of conversion mode
>> - */
>> -
>>  /**
>>   * struct ad7150_chip_info - instance specific chip data
>>   * @client: i2c client for this device
>> @@ -596,17 +588,30 @@ static int __devinit ad7150_probe(struct i2c_client *client,
>>  					   &ad7150_event_handler,
>>  					   IRQF_TRIGGER_RISING |
>>  					   IRQF_TRIGGER_FALLING,
>> -					   "ad7150",
>> +					   "ad7150_irq1",
>>  					   indio_dev);
>>  		if (ret)
>>  			goto error_free_dev;
>>  	}
>>  
>> +	if (client->dev.platform_data) {
>> +		ret = request_threaded_irq(client->dev.platform_data,
Small query here - should this be
*client->dev.platform_data? (that's the fixup I've just merged)
>> +					   NULL,
>> +					   &ad7150_event_handler,
>> +					   IRQF_TRIGGER_RISING |
>> +					   IRQF_TRIGGER_FALLING,
>> +					   "ad7150_irq2",
>> +					   indio_dev);
>> +		if (ret)
>> +			goto error_free_irq;
>> +	}
>> +
>>  	dev_info(&client->dev, "%s capacitive sensor registered,irq: %d\n",
>>  		 id->name, client->irq);
>>  
>>  	return 0;
>> -
>> +error_free_irq:
>> +	free_irq(client->irq, indio_dev);
>>  error_free_dev:
>>  	if (regdone)
>>  		iio_device_unregister(indio_dev);
>> @@ -622,6 +627,10 @@ static int __devexit ad7150_remove(struct i2c_client *client)
>>  
>>  	if (client->irq)
>>  		free_irq(client->irq, indio_dev);
>> +
>> +	if (client->dev.platform_data)
>> +		free_irq(client->dev.platform_data, indio_dev);
>> +
>>  	iio_device_unregister(indio_dev);
>>  
>>  	return 0;
>> @@ -656,7 +665,7 @@ static __exit void ad7150_exit(void)
>>  }
>>  
>>  MODULE_AUTHOR("Barry Song <21cnbao@xxxxxxxxx>");
>> -MODULE_DESCRIPTION("Analog Devices ad7150/1/6 capacitive sensor driver");
>> +MODULE_DESCRIPTION("Analog Devices AD7150/1/6 capacitive sensor driver");
>>  MODULE_LICENSE("GPL v2");
>>  
>>  module_init(ad7150_init);
> 
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