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From: Joe Perches <joe@perches.com>
To: Durgadoss R <durgadoss.r@intel.com>
Cc: rui.zhang@intel.com, linux-pm@vger.kernel.org,
	linux-kernel@vger.kernel.org, hongbo.zhang@linaro.org,
	wni@nvidia.com
Subject: Re: [PATCH 1/8] Thermal: Create sensor level APIs
Date: Tue, 18 Dec 2012 03:13:22 -0800	[thread overview]
Message-ID: <1355829202.19706.28.camel@joe-AO722> (raw)
In-Reply-To: <1355822977-4804-2-git-send-email-durgadoss.r@intel.com>

On Tue, 2012-12-18 at 14:59 +0530, Durgadoss R wrote:
> This patch creates sensor level APIs, in the
> generic thermal framework.

Just some trivial notes.

> diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c
[]
> +static ssize_t
> +sensor_temp_show(struct device *dev, struct device_attribute *attr, char *buf)
> +{
> +	int ret;
> +	long val;
> +	struct thermal_sensor *ts = to_thermal_sensor(dev);
> +
> +	ret = ts->ops->get_temp(ts, &val);
> +
> +	return ret ? ret : sprintf(buf, "%ld\n", val);

I'd much prefer the form

	ret = ts->ops...
	if (ret)
		return ret;

	return sprintf(buf, "%ld\n", val);

Otherwise, maybe use gcc's pretty common ?: extension
	return ret ?: sprintf(...) 

[]

> +static int enable_sensor_thresholds(struct thermal_sensor *ts, int count)
> +{
> +	int i;
> +	int size = sizeof(struct thermal_attr) * count;
> +
> +	ts->thresh_attrs = kzalloc(size, GFP_KERNEL);

kcalloc

> +	if (!ts->thresh_attrs)
> +		return -ENOMEM;
> +
> +	if (ts->ops->get_hyst) {
> +		ts->hyst_attrs = kzalloc(size, GFP_KERNEL);

kcalloc here too




  reply	other threads:[~2012-12-18 11:13 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-18  9:29 [PATCH 0/8] Thermal Framework Enhancements Durgadoss R
2012-12-18  9:29 ` [PATCH 1/8] Thermal: Create sensor level APIs Durgadoss R
2012-12-18 11:13   ` Joe Perches [this message]
2012-12-18  9:29 ` [PATCH 2/8] Thermal: Create zone " Durgadoss R
2012-12-18 11:30   ` Joe Perches
2012-12-20  6:02     ` R, Durgadoss
2012-12-18  9:29 ` [PATCH 3/8] Thermal: Add APIs to bind cdev to new zone structure Durgadoss R
2012-12-25  8:30   ` Wei Ni
2012-12-26  3:30     ` R, Durgadoss
2012-12-18  9:29 ` [PATCH 4/8] Thermal: Add Thermal_trip sysfs node Durgadoss R
2012-12-20  5:42   ` Greg KH
2012-12-20  7:52     ` R, Durgadoss
2012-12-20 16:12       ` Greg KH
2012-12-20 16:25         ` R, Durgadoss
2012-12-20 16:38           ` Greg KH
2012-12-20 16:58             ` R, Durgadoss
2012-12-20 17:51               ` Greg KH
2012-12-20 18:12                 ` R, Durgadoss
2012-12-27  7:01   ` Hongbo Zhang
2012-12-18  9:29 ` [PATCH 5/8] Thermal: Add 'thermal_map' " Durgadoss R
2012-12-18  9:29 ` [PATCH 6/8] Thermal: Add Documentation to new APIs Durgadoss R
2012-12-18  9:29 ` [PATCH 7/8] Thermal: Make PER_ZONE values configurable Durgadoss R
2012-12-18  9:29 ` [PATCH 8/8] Thermal: Dummy driver used for testing Durgadoss R
2012-12-25  8:38   ` Wei Ni
2012-12-26  3:29     ` R, Durgadoss
2012-12-20  5:37 ` [PATCH 0/8] Thermal Framework Enhancements Greg KH
2012-12-20  6:16   ` R, Durgadoss
2012-12-21  8:05 ` Wei Ni
2012-12-21  8:30   ` R, Durgadoss
2012-12-21  8:46     ` Hongbo Zhang
2012-12-21  9:17       ` R, Durgadoss
2013-02-05 10:46 [PATCHv3 " Durgadoss R
2013-02-05 10:46 ` [PATCH 1/8] Thermal: Create sensor level APIs Durgadoss R
2013-02-08  7:53   ` Zhang Rui
2013-02-08  8:26     ` R, Durgadoss
2013-02-08  9:54       ` Zhang Rui
2013-02-28 18:58   ` Eduardo Valentin
2013-03-01  5:08     ` R, Durgadoss

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