Re: [PATCH 01/10] irqchip: irq-mips-gic: export gic_send_ipi

Qais Yousef
2015-08-28T15:12:19Z

On 08/28/2015 03:22 PM, Thomas Gleixner wrote:
>>> To configure your coprocessor proper, we need a translation
>>> mechanism from the linux interrupt number to the magic value which
>>> needs to be written into the trigger register when the coprocessor
>>> wants to send an interrupt or an IPI.
>>>
>>> int irq_get_irq_hwcfg(unsigned int irq, struct irq_hwcfg *cfg);
>>>
>>> struct irq_hwcfg needs to be defined, but it might look like this:
>>>
>>> {
>>> /* Generic fields */
>>> x;
>>> ...
>>> union {
>>> mips_gic;
>>> ...
>>> };
>>> };
> That function provides you the information which you have to hand over
> to your coprocessor firmware.
>
>

Of course!

* me slapping myself on the back *

Thanks,
Qais