linux-kernel - Re: [PATCH v4 1/4] fpga: dfl: expose feature revision from struct dfl

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Date:   Wed, 14 Jul 2021 13:14:04 +0200
From:   Martin Hundebøll <mhu@...icom.dk>
To:     Tom Rix <trix@...hat.com>,
        Martin Hundebøll <martin@...nix.com>,
        Wu Hao <hao.wu@...el.com>, Moritz Fischer <mdf@...nel.org>,
        Xu Yilun <yilun.xu@...el.com>,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Lee Jones <lee.jones@...aro.org>,
        Mark Brown <broonie@...nel.org>
Cc:     linux-fpga@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hwmon@...r.kernel.org, linux-spi@...r.kernel.org,
        Matthew Gerlach <matthew.gerlach@...ux.intel.com>
Subject: Re: [PATCH v4 1/4] fpga: dfl: expose feature revision from struct
 dfl_device



On 06/07/2021 16.10, Tom Rix wrote:
>> diff --git a/drivers/fpga/dfl.c b/drivers/fpga/dfl.c
>> index 511b20ff35a3..9381c579d1cd 100644
>> --- a/drivers/fpga/dfl.c
>> +++ b/drivers/fpga/dfl.c
>> @@ -381,6 +381,7 @@ dfl_dev_add(struct dfl_feature_platform_data *pdata,
>>       ddev->type = feature_dev_id_type(pdev);
>>       ddev->feature_id = feature->id;
>> +    ddev->revision = feature->revision;
>>       ddev->cdev = pdata->dfl_cdev;
>>       /* add mmio resource */
>> @@ -717,6 +718,7 @@ struct build_feature_devs_info {
>>    */
>>   struct dfl_feature_info {
>>       u16 fid;
>> +    u8 rev;
> 
> In other places 'revision' is the element name.
> 
> For consistency, change rev to revision

So is fid vs. feature. I deliberately chose 'rev' to be consistent
with other elements in struct dfl_feature_info.

// Martin