[PATCH v2 1/2] pwm: rcar: drop of_match_ptr for ID table

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Wed Mar 22 11:12:08 PDT 2023


On 12/03/2023 16:42, Uwe Kleine-König wrote:
> Hello,
> 
> On Sun, Mar 12, 2023 at 02:51:19PM +0100, Krzysztof Kozlowski wrote:
>> The driver can match only via the DT table so the table should be always
>> used and the of_match_ptr does not have any sense (this also allows ACPI
>> matching via PRP0001, even though it might not be relevant here).  This
>> also fixes !CONFIG_OF error:
>>
>>   drivers/pwm/pwm-rcar.c:252:34: error: ‘rcar_pwm_of_table’ defined but not used [-Werror=unused-const-variable=]
>>
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
> 
> Hmm, I wonder what else is required here to trigger that warning. On
> amd64 I also disabled CONFIG_MODULES as otherwise rcar_pwm_of_table is
> used by
> 
> 	MODULE_DEVICE_TABLE(of, rcar_pwm_of_table);

1. x86_64 allyesconfig, remove CONFIG_OF
2. Build with W=1 (this was GCC)

Best regards,
Krzysztof




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