Messages in this thread | | | Date | Sat, 7 Nov 2015 03:35:16 +0100 | From | Alexandre Belloni <> | Subject | Re: [PATCH v3 01/12] pwm: introduce default period and polarity concepts |
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On 21/09/2015 at 11:33:18 +0200, Boris Brezillon wrote : > When requested by a user, the PWM is assigned a default period and polarity > extracted from the DT, the platform data or statically set by the driver. > Those default values are currently stored in the period and polarity > fields of the pwm_device struct, but they will be stored somewhere else > once we have introduced the architecture allowing for hardware state > retrieval. > > The pwm_set_default_polarity and pwm_set_default_period should only be > used by PWM drivers or the PWM core infrastructure to specify the > default period and polarity values. > > PWM users might call the pwm_get_default_period to query the default > period value. There is currently no helper to query the default > polarity, but it might be added later on if there is a need for it. > > This patch also modifies all the places where the default helpers should > be used in place of the standard ones. > > Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
For pwm-sun4i: Reviewed-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
-- Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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