Re: [lm-sensors] [PATCH RFC 2/2] tmp401: Add support for

* Re: [lm-sensors] [PATCH RFC 2/2] tmp401: Add support for
@ 2009-05-15  9:12 Andre Prendel
  2009-05-15  9:20 ` Andre Prendel
  0 siblings, 1 reply; 2+ messages in thread
From: Andre Prendel @ 2009-05-15  9:12 UTC (permalink / raw)
  To: lm-sensors

On Fri, May 15, 2009 at 09:47:49AM +0200, Hans de Goede wrote:
> Hi,
> 
> Review below.
> 
> On 05/14/2009 11:24 AM, Andre Prendel wrote:
> > This patch adds support for the TI TMP411 sensor chip to the TMP401 driver.
> > ---
> > Index: linux-2.6/drivers/hwmon/tmp401.c
> > =================================> > --- linux-2.6.orig/drivers/hwmon/tmp401.c	2009-05-13 22:19:54.000000000 +0200
> > +++ linux-2.6/drivers/hwmon/tmp401.c	2009-05-13 23:25:03.000000000 +0200
> > @@ -1,6 +1,9 @@
> >   /* tmp401.c
> >    *
> >    * Copyright (C) 2007,2008 Hans de Goede<hdegoede@redhat.com>
> > + * Gabriel Konat
> > + * Sander Leget
> > + * Wouter Willems
> >    *
> >    * This program is free software; you can redistribute it and/or modify
> >    * it under the terms of the GNU General Public License as published by
> 
> This looks a but strange, please make this something like:
>   * Preliminary tmp411 support by:
>     Gabriel Konat, Sander Leget &  Wouter Willems

Ok, I will do it.

> <snip>
> 
>  > +static struct tmp401_data *tmp401_update_device_reg16(
>  > +	struct i2c_client *client, struct tmp401_data *data)
>  > +{
>  > +	int i;
>  > +
>  > +	for (i = 0; i<  2; i++) {
>  > +		/*
>  > +		 * High byte must be read first immediately followed
>  > +		 * by the low byte
>  > +		 */
>  > +		data->temp[i] = i2c_smbus_read_byte_data(client,
>  > +			TMP401_TEMP_MSB[i])<<  8;
>  > +		data->temp[i] |= i2c_smbus_read_byte_data(client,
>  > +			TMP401_TEMP_LSB[i]);
>  > +		data->temp_low[i] = i2c_smbus_read_byte_data(client,
>  > +			TMP401_TEMP_LOW_LIMIT_MSB_READ[i])<<  8;
>  > +		data->temp_low[i] |= i2c_smbus_read_byte_data(client,
>  > +			TMP401_TEMP_LOW_LIMIT_LSB[i]);
>  > +		data->temp_high[i] = i2c_smbus_read_byte_data(client,
>  > +			TMP401_TEMP_HIGH_LIMIT_MSB_READ[i])<<  8;
>  > +		data->temp_high[i] |= i2c_smbus_read_byte_data(client,
>  > +			TMP401_TEMP_HIGH_LIMIT_LSB[i]);
>  > +		data->temp_crit[i] = i2c_smbus_read_byte_data(client,
>  > +			TMP401_TEMP_CRIT_LIMIT[i]);
>  > +
>  > +		if(data->kind = TMP411_DEVICE_ID) {
> 
> This should be:
> +		if(data->kind = tmp411) {

You're right, thanks. I will fix this.

> 
> !!
> 
> 
> 
>  > +			data->temp_lowest[i] = i2c_smbus_read_byte_data(client,
>  > +				TMP411_TEMP_LOWEST_MSB[i])<<  8;
>  > +			data->temp_lowest[i] |= i2c_smbus_read_byte_data(
>  > +				client, TMP411_TEMP_LOWEST_LSB[i]);
>  > +
>  > +			data->temp_highest[i] = i2c_smbus_read_byte_data(
>  > +				client, TMP411_TEMP_HIGHEST_MSB[i])<<  8;
>  > +			data->temp_highest[i] |= i2c_smbus_read_byte_data(
>  > +				client, TMP411_TEMP_HIGHEST_LSB[i]);
>  > +		}
>  > +	}
>  > +	return data;
>  > +}
>  > +
> 
> 
> Other then that it looks good! I've tested this on both a tmp401
> and tmp411 and with that one fix from above it works as it should on both.
> 
> Regards,
> 
> Hans

Andre

> 
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