linux-kernel - Re: [PATCH v6] input: drv260x: Add TI drv260x haptics driver

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Date:	Tue, 19 Aug 2014 19:35:06 +0000
From:	"Murphy, Dan" <dmurphy@...com>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
CC:	"mark.rutland@....com" <mark.rutland@....com>,
	"linux-input@...r.kernel.org" <linux-input@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: Re: [PATCH v6] input: drv260x: Add TI drv260x haptics driver

Dmitry

On 08/19/2014 02:24 PM, Dmitry Torokhov wrote:
> Hi Dan,
> 
> On Fri, Aug 15, 2014 at 10:47:50AM -0500, Dan Murphy wrote:
>> diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
>> index 2ff4425..99f6762 100644
>> --- a/drivers/input/misc/Kconfig
>> +++ b/drivers/input/misc/Kconfig
>> @@ -676,4 +676,13 @@ config INPUT_SOC_BUTTON_ARRAY
>>  	  To compile this driver as a module, choose M here: the
>>  	  module will be called soc_button_array.
>>  
>> +config INPUT_DRV260X_HAPTICS
>> +	tristate "TI DRV260X haptics support"
>> +	depends on INPUT && I2C
> 
> This also needs "select REGMAP_I2C"
> 

This one is OK

>> +	help
>> +	  Say Y to enable support for the TI DRV260X haptics driver.
>> +
>> +	  To compile this driver as a module, choose M here: the
>> +	  module will be called drv260x-haptics.
>> +
> 
> [...]
> 
>> +#ifndef _LINUX_DRV260X_PDATA_H
>> +#define _LINUX_DRV260X_PDATA_H
>> +
>> +struct drv260x_platform_data {
>> +	int enable_gpio;
> 
> I do not see this used anywhere.

But this is actually used here

haptics->enable_gpio = devm_gpiod_get(&client->dev, "enable");

for the non-dt case

> 
>> +	u32 library_selection;
>> +	u32 mode;
>> +	u32 vib_rated_voltage;
>> +	u32 vib_overdrive_voltage;
>> +};
>> +
>> +#endif
> 
> I fixed up the above issues and did a few more formatting changes and applied
> to my 'next' branch. Please take a peek and holler if you see something wrong.
> 
> Thanks.
> 


-- 
------------------
Dan Murphy
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