Re: [PATCH 04/15] ASoC: SDCA: Pass device register map from IRQ alloc to handlers

[Pierre-Louis Bossart <pierre-louis.bossart@linux.dev>]

On 9/5/25 16:31, Charles Keepax wrote:
> Store a copy of the device register map in the structure for the IRQ
> handlers. This will allow the individual IRQ handlers access to the
> device level register map if required.

Sorry, not following how you plan on sharing access to regmap between parent and child devices.


> @@ -445,6 +445,9 @@ struct sdca_interrupt_info *sdca_irq_allocate(struct device *dev,
>  
>  	info->irq_chip = sdca_irq_chip;
>  
> +	for (i = 0; i < ARRAY_SIZE(info->irqs); i++)
> +		info->irqs[i].device_regmap = regmap;
> +

Lost on this one as well. A child device could support multiple interrupts, e.g. for buttons and jack, not sure why each interrupt needs a separate pointer to the same identical information.