[PATCH 01/16] spi: armada-3700: Drop of_match_ptr for ID table
krzysztof.kozlowski at linaro.org
Mon Mar 13 11:39:45 PDT 2023
On 13/03/2023 14:55, Mark Brown wrote:
> On Fri, Mar 10, 2023 at 11:28:42PM +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 is not relevant here).
>> drivers/spi/spi-armada-3700.c:807:34: error: ‘a3700_spi_dt_ids’ defined but not used [-Werror=unused-const-variable=]
> It would be much better to fix of_match_ptr() and/or the module stuff
> that also references the match table here.
Why? The recommendation is in general not to use of_match_ptr, because
there are little benefits but it disables matching via PRP0001. Jonathan
in parallel thread explicitly said of_match_ptr should disappear and he
is not accepting any new code with it. And in general he is right.
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