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pwm: Add the pwm_is_enabled() helper
authorBoris Brezillon <boris.brezillon@free-electrons.com>
Wed, 1 Jul 2015 08:21:47 +0000 (10:21 +0200)
committerThierry Reding <thierry.reding@gmail.com>
Mon, 20 Jul 2015 07:46:06 +0000 (09:46 +0200)
Some PWM drivers are testing the PWMF_ENABLED flag. Create a helper
function to hide the logic behind enabled test. This will allow us to
smoothly move from the current approach to an atomic PWM update
approach.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

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