[RFC PATCH 05/15] pwm: introduce default period and polarity concepts

Uwe Kleine-König u.kleine-koenig at pengutronix.de
Wed Jul 1 23:44:45 PDT 2015

On Wed, Jul 01, 2015 at 10:21:51AM +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.
Would it make sense to put the prototypes of
pwm_set_default_p{olarity,eriod} into (say) drivers/pwm/pwm-private.h

Best regards

Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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