Re: [PATCH] genirq: irq_chip->startup() usage in setup_irq and set_irq_chained handler
- Date: Fri, 22 Aug 2008 15:49:44 +0100
- From: Pawel MOLL <pawel.moll@xxxxxx>
- Subject: Re: [PATCH] genirq: irq_chip->startup() usage in setup_irq and set_irq_chained handler
Hi, Ingo,
Apparently I have swapped To: and Cc: field in the original mail,
apologies.
> This patch clarifies a usage of irq_chip->startup() callback:
>
> 1. The "if (startup) startup(); else enabled();" code in setup_irq()
> is unnecessary, as startup() falls back to enabled() via
> default callbacks, set by irq_chip_set_defaults().
>
> 2. When using set_irq_chained_handler() the startup() was never called,
> which is not good at all... Fixed. And again - when startup() is not
> defined the call will fall back to enable() than to unmask() via
> default callbacks.
Any comment on the patch?
Best regards
Paweł
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