linux-kernel - Re: [PATCH v9 2/6] drivers/input/joystick: sensehat: Raspberry Pi Sense HAT joystick driver

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Message-ID: <d2db660d-edaf-c5a0-8c27-ac27f6232fed@infradead.org>
Date:   Mon, 30 May 2022 19:14:23 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     Charles Mirabile <cmirabil@...hat.com>,
        linux-kernel@...r.kernel.org,
        Serge Schneider <serge@...pberrypi.org>,
        Stefan Wahren <stefan.wahren@...e.com>,
        Nicolas Saenz Julienne <nsaenzju@...hat.com>,
        Mattias Brugger <mbrugger@...e.com>,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, fedora-rpi@...glegroups.com,
        linux-input@...r.kernel.org, Daniel Bauman <dbauman@...hat.com>,
        Mwesigwa Guma <mguma@...hat.com>,
        Joel Savitz <jsavitz@...hat.com>
Subject: Re: [PATCH v9 2/6] drivers/input/joystick: sensehat: Raspberry Pi
 Sense HAT joystick driver



On 5/30/22 18:57, Dmitry Torokhov wrote:
> Hi Randy,
> 
> On Mon, May 30, 2022 at 06:26:26PM -0700, Randy Dunlap wrote:
>> Hi--
>>
>> On 4/19/22 13:51, Charles Mirabile wrote:
>>> diff --git a/drivers/input/joystick/Kconfig b/drivers/input/joystick/Kconfig
>>> index 3b23078bc7b5..505a032e2786 100644
>>> --- a/drivers/input/joystick/Kconfig
>>> +++ b/drivers/input/joystick/Kconfig
>>> @@ -399,4 +399,15 @@ config JOYSTICK_N64
>>>  	  Say Y here if you want enable support for the four
>>>  	  built-in controller ports on the Nintendo 64 console.
>>>  
>>> +config JOYSTICK_SENSEHAT
>>> +	tristate "Raspberry Pi Sense HAT joystick"
>>> +	depends on INPUT && I2C
>>> +	select MFD_SIMPLE_MFD_I2C
>>
>> Looks like this also needs
>> 	depends on HAS_IOMEM
>>
>> since everything in drivers/mfd/Kconfig depends on HAS_IOMEM and
>> since this 'select' causes a kconfig warning when HAS_IOMEM is not set:
>>
>> WARNING: unmet direct dependencies detected for MFD_SIMPLE_MFD_I2C
>>   Depends on [n]: HAS_IOMEM [=n] && I2C [=y]
>>   Selected by [y]:
>>   - JOYSTICK_SENSEHAT [=y] && INPUT_JOYSTICK [=y] && INPUT [=y] && I2C [=y]
> 
> Do you mind sending a patch?

OK, will do.

-- 
~Randy