linux-kernel - Re: [PATCH] mfd: max77620: Fix FPS switch statements

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Date:	Fri, 27 May 2016 16:31:25 -0400
From:	Rhyland Klein <rklein@...dia.com>
To:	Laxman Dewangan <ldewangan@...dia.com>,
	Lee Jones <lee.jones@...aro.org>
CC:	<linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mfd: max77620: Fix FPS switch statements

On 5/12/2016 1:52 PM, Laxman Dewangan wrote:
> 
> On Thursday 12 May 2016 11:15 PM, Rhyland Klein wrote:
>> When configuring FPS during probe, assuming a DT node is present for
>> FPS, the code can run into a problem with the switch statements in
>> max77620_config_fps() and max77620_get_fps_period_reg_value(). Namely,
>> in the case of chip->chip_id == MAX77620, it will set
>> fps_[mix|max]_period but then fall through to the default switch case
>> and return -EINVAL. Returning this from max77620_config_fps() will
>> cause probe to fail.
>>
> 
> Thanks for fixes.
> Missed when converting if-else to switch.
> 
> Reviewed-by: Laxman Dewangan <ldewangan@...dia.com>
> 

Lee, I noticed this hasn't been merged yet, but without it platforms
using the max77620 can easily (if it has FPS nodes) fail to probe. Is
there anything blocking it?

-rhyland

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