[PATCH v2 2/3] i3c: master: Add Qualcomm I3C controller driver

Mukesh Kumar Savaliya quic_msavaliy at quicinc.com
Fri Mar 28 07:29:33 PDT 2025


Thanks Markus for review and suggestion !

On 3/28/2025 6:49 PM, Markus Elfring wrote:
>>> +++ b/drivers/i3c/master/qcom-i3c-master.c
>> @@ -0,0 +1,1107 @@
>>> +static void geni_i3c_abort_xfer(struct geni_i3c_dev *gi3c)
>> +{
>>> +	spin_lock_irqsave(&gi3c->irq_lock, flags);
>> +	geni_i3c_handle_err(gi3c, GENI_TIMEOUT);
>> +	geni_se_abort_m_cmd(&gi3c->se);
>> +	spin_unlock_irqrestore(&gi3c->irq_lock, flags);
>> 
> Under which circumstances would you become interested to apply a statement
> like “guard(spinlock_irqsave)(&gi3c->irq_lock);”?
Didn't get, hence a question.  Do you suggest to use DEFINE_LOCK_GUARD_1 
instead of existing method ?
> https://elixir.bootlin.com/linux/v6.14-rc6/source/include/linux/spinlock.h#L572
> 
> Regards,
> Markus
> 




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