Re: drm/amdkfd: bad CONFIG_ prefix for enum entries

[Alex Deucher]

On Thu, Jun 4, 2015 at 9:48 AM, Oded Gabbay <oded.gabbay@xxxxxxxxx> wrote:
> Hi Valentin,
> Thanks for catching that.
> I would be grateful if you could fix this yourself.

Please try and keep CONFIG in the name since this range of registers
are called CONFIG registers.

Alex

>
> Oded
>
> On Thu, Jun 4, 2015 at 4:45 PM Valentin Rothberg
> <valentinrothberg@xxxxxxxxx> wrote:
>>
>> Hi Yair,
>>
>> your commit fbeb661bfa89 ("drm/amdkfd: Add skeleton H/W debugger
>> module support") has shown up in today's linux-next tree (i.e.,
>> next-20150604).  The commit adds the following lines of code to
>> drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.h:
>>
>> +/* CONFIG reg space definition */
>> +enum {
>> +       CONFIG_REG_BASE = 0x2000,       /* in dwords */
>> +       CONFIG_REG_END = 0x2B00,
>> +       CONFIG_REG_SIZE = CONFIG_REG_END - CONFIG_REG_BASE
>> +};
>>
>> There is a problem with the 'CONFIG_' prefix of those entries.  This
>> prefix is reserved for Kconfig options in Make/Kbuild and CPP syntax,
>> so that static analysis tools (and readers of the code) may mistakenly
>> assume that the symbol is defined somewhere in a Kconfig file.
>>
>> I detected the issue with ./scripts/checkkconfigsymbols.py.  Would you
>> mind renaming those entries to something without the 'CONFIG_' prefix?
>>  I can also take care of it if you wish to.
>>
>> Kind regards,
>>  Valentin
>
>
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