[PATCH 2/3] irqchip/gic-v3: Add Renesas R-Car Gen4 erratum workaround

Marek Vasut marek.vasut at mailbox.org
Wed Jun 17 19:38:00 PDT 2026


On 6/17/26 9:09 AM, Geert Uytterhoeven wrote:

Hello Geert,

>> --- a/drivers/irqchip/irq-gic-v3-its.c
>> +++ b/drivers/irqchip/irq-gic-v3-its.c
>> @@ -4901,6 +4901,18 @@ static bool __maybe_unused its_enable_rk3568002(void *data)
>>          return true;
>>   }
>>
>> +static bool __maybe_unused its_enable_renesas_gen4(void *data)
>> +{
>> +       if (!of_machine_is_compatible("renesas,r8a779f0") &&
>> +           !of_machine_is_compatible("renesas,r8a779g0") &&
>> +           !of_machine_is_compatible("renesas,r8a779h0"))
> 
> of_machine_compatible_match() with an array of strings might generate
> smaller code (I didn't check if 3 entries is enough to trip the balance).

Let me handle that as part of suggestion from Marc.



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