| Date | Thu, 11 Feb 2010 21:07:02 +0100 | From | Pavel Machek <> | Subject | Re: [PWM PATCH 2/5] Emulates PWM hardware using a high-resolution timer and a GPIO pin |
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> +static void > +gpio_pwm_work (struct work_struct *work) > +{ > + struct gpio_pwm *gp = container_of(work, struct gpio_pwm, work); > + > + if (gp->active) > + gpio_direction_output(gp->gpio, gp->polarity ? 1 : 0); > + else > + gpio_direction_output(gp->gpio, gp->polarity ? 0 : 1); > +}
...polarity ^ active ?
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