[Qualcomm PM8921 MFD 2/6] mfd: pm8xxx: Add irq support

Abhijeet Dharmapurikar adharmap at codeaurora.org
Thu Mar 3 17:55:00 EST 2011

Mark Brown wrote:
> On Wed, Mar 02, 2011 at 08:38:03PM -0800, Abhijeet Dharmapurikar wrote:
>> Mark Brown wrote:
>>> Is it really useful to register a struct device purely for the interrupt
>>> controller?  I'd have expected this to be core functionality of the
>>> device.  The fact that you need to store the device at all is a bit odd
>>> too as you're using the MFD API.
>> This design is slightly different from other MFD drivers.
>> I separated the interrupt from the core because the interrupt
>> implementation for different Qualcomm pmics remains the same. On
>> 8660 FFA boards for example, we have two pmic chips that have the
>> same interrupt subdevice implementation (the number of interrupts
>> managed by each is different). I didn't want to duplicate the exact
>> code in the core driver - hence a separate interrupt driver.
> Could you deal with this with a library instead?

Can you please clarify what a library means here?

>> pm8xxxx_read_block
>> Do you still think I should change the name?
> I'd suggest adding an _irq in there.
Ok will do.

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