Messages in this thread | | | Date | Fri, 20 Jan 2017 07:44:28 +0100 | From | Thierry Reding <> | Subject | Re: [PATCH 1/2] pwm: pca9685: fix period change with same duty cycle |
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On Tue, Dec 13, 2016 at 04:52:50PM +0100, Clemens Gruber wrote: > When first implementing support for changing the output frequency, an > optimization was added to continue the PWM after changing the prescaler > without having to reprogram the ON and OFF registers for the duty cycle, > in case the duty cycle stayed the same. > This was flawed, because we compared the absolute value of the duty > cycle in nanoseconds instead of the ratio to the period. > > Fix the problem by removing the shortcut. > > Fixes: 01ec8472009c9 ("pwm-pca9685: Support changing the output > frequency") > Cc: <stable@vger.kernel.org> # v4.3+ > Signed-off-by: Clemens Gruber <clemens.gruber@pqgruber.com> > --- > drivers/pwm/pwm-pca9685.c | 11 ----------- > 1 file changed, 11 deletions(-)
Applied, thanks.
Thierry [unhandled content-type:application/pgp-signature] | |