Re: [PATCH v3 10/12] backlight: add support for tps6116x controller

[Joe Perches]

On Thu, 2010-10-21 at 17:01 -0400, Cyril Chemparathy wrote:
> diff --git a/drivers/video/backlight/tps6116x.c b/drivers/video/backlight/tps6116x.c

just some trivia:

> @@ -0,0 +1,340 @@
[]
> +struct tps6116x {
> +	struct ti_ssp_device		*handle;
> +	struct device			*dev;
> +	int				gpio, gpio_initialized;
> +	struct mutex			lock;
> +	int				intensity;
> +	int				power;
> +	struct backlight_properties	props;
> +	struct backlight_device		*bl;
> +	int				suspended:1;
> +	struct regulator		*regulator;
> +};

Perhaps several of these should be bool.
gpio_initialized, power, suspended

[]

> +static int __devinit tps6116x_probe(struct platform_device *pdev)
> +{
> +	struct tps6116x *hw;
> +	struct device *dev = &pdev->dev;
> +	struct backlight_properties props;
> +	int error;
> +
> +	hw = kzalloc(sizeof(struct tps6116x), GFP_KERNEL);
> +	if (!hw) {
> +		error = -ENOMEM;
> +		dev_err(dev, "cannot allocate driver data\n");
> +		goto fail0;
> +	}
> +	platform_set_drvdata(pdev, hw);
> +
> +	memset(hw, 0, sizeof(struct tps6116x));

Unnecessary memset.


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