Re: [PATCH v2 6/7] Input: pwm-beeper - add optional amplifier regulator
From: Thierry Reding <hidden>
Date: 2017-01-20 10:19:23
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On Thu, Jan 19, 2017 at 02:40:56PM -0800, Dmitry Torokhov wrote: [...]
quoted hunk ↗ jump to hunk
diff --git a/drivers/input/misc/pwm-beeper.c b/drivers/input/misc/pwm-beeper.c index 9964c46468d3..7b213e0ab06c 100644 --- a/drivers/input/misc/pwm-beeper.c +++ b/drivers/input/misc/pwm-beeper.c@@ -14,6 +14,7 @@ */ #include <linux/input.h> +#include <linux/regulator/consumer.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/of.h>@@ -25,30 +26,59 @@ struct pwm_beeper { struct input_dev *input; struct pwm_device *pwm; + struct regulator *amplifier; struct work_struct work; unsigned long period; bool suspended; + bool amplifier_on;
Why do you need to track this? I thought regulator_enable() and regulator_disable() were already reference counted? Thierry
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