linux-kernel - Re: [PATCH v6 3/4] ARM: EXYNOS: Add platform driver support for Exynos PMU

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Message-id: <53BC00C8.4000204@samsung.com>
Date:	Tue, 08 Jul 2014 16:31:36 +0200
From:	Tomasz Figa <t.figa@...sung.com>
To:	Pankaj Dubey <pankaj.dubey@...sung.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	kgene.kim@...sung.com, linux@....linux.org.uk,
	vikas.sajjan@...sung.com, joshi@...sung.com, naushad@...sung.com,
	thomas.ab@...sung.com, chow.kim@...sung.com
Subject: Re: [PATCH v6 3/4] ARM: EXYNOS: Add platform driver support for Exynos
 PMU

Hi Pankaj,

Just one comment I already had to previous version.

On 07.07.2014 07:19, Pankaj Dubey wrote:

[snip]

> -static void exynos5_init_pmu(void)
> +static void exynos5_powerdown_conf(enum sys_powerdown mode)
>  {
>  	unsigned int i;
>  	unsigned int tmp;
> @@ -382,51 +398,143 @@ void exynos_sys_powerdown_conf(enum sys_powerdown mode)
>  {
>  	unsigned int i;
>  
> -	if (soc_is_exynos5250())
> -		exynos5_init_pmu();
> +	const struct exynos_pmu_data *pmu_data = pmu_context->pmu_data;
> +
> +	if (!pmu_data)
> +		return;

As I mentioned in my reply to previous version, I don't think there is
any point in probing this driver when there is no pmu_data. AFAIK the
generic syscon driver can take over in such case.

After fixing this, feel free to add

Reviewed-by: Tomasz Figa <t.figa@...sung.com>

--
Best regards,
Tomasz
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