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SubjectRe: [PATCH v3 1/1] fpga: dfl: afu: harden port enable logic
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On 2/3/21 7:25 AM, Tom Rix wrote:
> ..snip..
>
> On 2/2/21 3:06 PM, Russ Weight wrote:
>> diff --git a/drivers/fpga/dfl-afu.h b/drivers/fpga/dfl-afu.h
>> index 576e94960086..e5020e2b1f3d 100644
>> --- a/drivers/fpga/dfl-afu.h
>> +++ b/drivers/fpga/dfl-afu.h
>> @@ -80,7 +80,7 @@ struct dfl_afu {
>> };
>>
>> /* hold pdata->lock when call __afu_port_enable/disable */
>> -void __afu_port_enable(struct platform_device *pdev);
>> +int __afu_port_enable(struct platform_device *pdev);
>> int __afu_port_disable(struct platform_device *pdev);
>>
> Should the '__' prefix be removed from __afu_port* ?
>
> This would make the function names consistent with the other decls

The '__' prefix is used here to help highlight the fact that these functions go not manage
the locking themselves and must be called while holding the port mutex. There are additional
functions, such as__port_reset(), that are following this same convention. I think these
are OK as they are.

- Russ

>
> Tom
>
>> void afu_mmio_region_init(struct dfl_feature_platform_data *pdata);

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