linux-kernel - Re: [PATCH v4 4/6] pinctrl: st: Use ARRAY_SIZE instead of raw value for number of delays

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Date:	Wed, 12 Mar 2014 07:25:13 -0700
From:	Joe Perches <joe@...ches.com>
To:	Maxime COQUELIN <maxime.coquelin@...com>
Cc:	Rob Landley <rob@...dley.net>, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Srinivas Kandagatla <srinivas.kandagatla@...com>,
	Stuart Menefy <stuart.menefy@...com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Giuseppe Cavallaro <peppe.cavallaro@...com>,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	kernel@...inux.com, lee.jones@...aro.org
Subject: Re: [PATCH v4 4/6] pinctrl: st: Use ARRAY_SIZE instead of raw value
 for number of delays

On Wed, 2014-03-12 at 09:50 +0100, Maxime COQUELIN wrote:
> This patch replaces the raw values with ARRAY_SIZE for assigning the
> ninput_delays and noutput_delays fields of STiH416's st_pctl_data struct.

trivial note:

> diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c
[]
> @@ -384,9 +384,9 @@ static unsigned int stih416_delays[] = {0, 300, 500, 750, 1000, 1250, 1500,
>  static const struct st_pctl_data  stih416_data = {
>  	.rt_style	= st_retime_style_dedicated,
>  	.input_delays	= stih416_delays,
> -	.ninput_delays	= 14,
> +	.ninput_delays	= ARRAY_SIZE(stih416_delays),
>  	.output_delays	= stih416_delays,
> -	.noutput_delays = 14,
> +	.noutput_delays = ARRAY_SIZE(stih416_delays),
>  	.alt = 0, .oe = 40, .pu = 50, .od = 60, .rt = 100,
>  };
>  

drivers/pinctrl/pinctrl-st.c-   unsigned int    *input_delays;
drivers/pinctrl/pinctrl-st.c-   unsigned int    *output_delays;

It may be better to change these to const unsigned int *
and change

static unsigned int stih416_delays[] = {

to static const


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