linux-kernel - Re: [PATCH v2 1/3] hwmon: tmp401: add support for TI TMP435

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Message-ID: <20141204162318.GC7385@roeck-us.net>
Date:	Thu, 4 Dec 2014 08:23:18 -0800
From:	Guenter Roeck <linux@...ck-us.net>
To:	Bartosz Golaszewski <bgolaszewski@...libre.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Benoit Cousson <bcousson@...libre.com>,
	Patrick Titiano <ptitiano@...libre.com>,
	LM Sensors <lm-sensors@...sensors.org>
Subject: Re: [PATCH v2 1/3] hwmon: tmp401: add support for TI TMP435

On Thu, Dec 04, 2014 at 04:22:52PM +0100, Bartosz Golaszewski wrote:
> From: Patrick Titiano <ptitiano@...libre.com>
> 
> Signed-off-by: Patrick Titiano <ptitiano@...libre.com>
> [Bartosz Golaszewski: prepared for submission, code review fixes]
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
> ---
>  drivers/hwmon/tmp401.c | 16 ++++++++++++++--
>  1 file changed, 14 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c
> index 7fa6e7d..a5f0973 100644
> --- a/drivers/hwmon/tmp401.c
> +++ b/drivers/hwmon/tmp401.c
> @@ -8,6 +8,9 @@
>   * Cleanup and support for TMP431 and TMP432 by Guenter Roeck
>   * Copyright (c) 2013 Guenter Roeck <linux@...ck-us.net>
>   *
> + * Support for TMP435 by Patrick Titiano
> + * Copyright (c) 2014 Patrick Titiano <ptitiano@...libre.com>
> + *

Really ?

Adding a copyright for a couple of device detection lines is excessive
and highly unusual. I'll have to think hard about this.

Guenter

>   * 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
>   * the Free Software Foundation; either version 2 of the License, or
> @@ -46,7 +49,7 @@
>  /* Addresses to scan */
>  static const unsigned short normal_i2c[] = { 0x4c, 0x4d, 0x4e, I2C_CLIENT_END };
>  
> -enum chips { tmp401, tmp411, tmp431, tmp432 };
> +enum chips { tmp401, tmp411, tmp431, tmp432, tmp435 };
>  
>  /*
>   * The TMP401 registers, note some registers have different addresses for
> @@ -136,6 +139,7 @@ static const u8 TMP432_STATUS_REG[] = {
>  #define TMP411C_DEVICE_ID			0x10
>  #define TMP431_DEVICE_ID			0x31
>  #define TMP432_DEVICE_ID			0x32
> +#define TMP435_DEVICE_ID			0x35
>  
>  /*
>   * Driver data (common to all clients)
> @@ -146,6 +150,7 @@ static const struct i2c_device_id tmp401_id[] = {
>  	{ "tmp411", tmp411 },
>  	{ "tmp431", tmp431 },
>  	{ "tmp432", tmp432 },
> +	{ "tmp435", tmp435 },
>  	{ }
>  };
>  MODULE_DEVICE_TABLE(i2c, tmp401_id);
> @@ -684,6 +689,11 @@ static int tmp401_detect(struct i2c_client *client,
>  			return -ENODEV;
>  		kind = tmp432;
>  		break;
> +	case TMP435_DEVICE_ID:
> +		if (client->addr != 0x4c)
> +			return -ENODEV;
> +		kind = tmp435;
> +		break;
>  	default:
>  		return -ENODEV;
>  	}
> @@ -705,7 +715,9 @@ static int tmp401_detect(struct i2c_client *client,
>  static int tmp401_probe(struct i2c_client *client,
>  			const struct i2c_device_id *id)
>  {
> -	const char *names[] = { "TMP401", "TMP411", "TMP431", "TMP432" };
> +	static const char * const names[] = {
> +		"TMP401", "TMP411", "TMP431", "TMP432", "TMP435"
> +	};
>  	struct device *dev = &client->dev;
>  	struct device *hwmon_dev;
>  	struct tmp401_data *data;
> -- 
> 2.1.3
> 
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