Thread (17 messages) 17 messages, 10 authors, 2011-02-06

[RFC] add pwmlib support

From: arden jay <hidden>
Date: 2011-01-30 03:49:35
Also in: lkml

Sorry, I'm confused about this.
If it is for backlight control, why it don't go through led_class?

Do I miss anything?

2011/1/30 Wolfram Sang [off-list ref]:
quoted
quoted
code is inspired by gpiolib support and tested using the backlight pwm
? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ^^^^^^^^^
quoted
So I believe that hwmon drivers are out of scope for pwmlib. Which
makes me wonder what you intend to do with pwmlib (back to my first
question...) as the only use I know of for PWM signals in computers is
for fan control.
It was meant for backlight control (was mentioned very indirectly).
I also pointed him to Bill's implementation, too.

Regards,

? Wolfram

--
Pengutronix e.K. ? ? ? ? ? ? ? ? ? ? ? ? ? | Wolfram Sang ? ? ? ? ? ? ? ?|
Industrial Linux Solutions ? ? ? ? ? ? ? ? | http://www.pengutronix.de/ ?|

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-- 
cheers,
jay
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