[PATCH v2 1/2] pwm: Manage owner assignment implicitly for drivers
Andi Shyti
andi.shyti at kernel.org
Sat Aug 5 13:36:10 PDT 2023
Hi Uwe,
On Fri, Aug 04, 2023 at 04:27:06PM +0200, Uwe Kleine-König wrote:
> Instead of requiring each driver to care for assigning the owner member
> of struct pwm_ops, handle that implicitly using a macro. Note that the
> owner member has to be moved to struct pwm_chip, as the ops structure
> usually lives in read-only memory and so cannot be modified.
>
> The upside is that new lowlevel drivers cannot forget the assignment and
> save one line each. The pwm-crc driver didn't assign .owner, that's not
> a problem in practise though as the driver cannot be compiled as a
/practise/practice/
> module.
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
Acked-by: Andi Shyti <andi.shyti at kernel.org>
Thanks,
Andi
More information about the linux-amlogic
mailing list