From: Lars-Peter Clausen <lars@metafoo.de>
To: Bill Gatliff <bgat@billgatliff.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PWM v6 1/3] PWM: Implement a generic PWM framework
Date: Sun, 06 Mar 2011 07:35:17 +0100 [thread overview]
Message-ID: <4D732B25.2010708@metafoo.de> (raw)
In-Reply-To: <4D7326B0.6050706@metafoo.de>
On 03/06/2011 07:16 AM, Lars-Peter Clausen wrote:
> On 03/06/2011 05:17 AM, Bill Gatliff wrote:
>> +
>> +
>> +pwm_set_handler() -- Defines an end-of-period callback. The indicated
>> +function will be invoked in a worker thread at the end of each PWM
>> +period, and can subsequently invoke pwm_config(), etc. Must be used
>> +with extreme care for high-speed PWM outputs. Set the handler
>> +function to NULL to un-set the handler.
>> +
This looks like a poor man's IRQ handler implementation. In my opinion something
like pwm_to_irq would be better suited interface.
- Lars
next prev parent reply other threads:[~2011-03-06 6:34 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-06 4:17 [PWM v6 0/3] Implement a generic PWM framework Bill Gatliff
2011-03-06 4:17 ` [PWM v6 1/3] PWM: " Bill Gatliff
2011-03-06 6:16 ` Lars-Peter Clausen
2011-03-06 6:35 ` Lars-Peter Clausen [this message]
2011-03-07 16:28 ` Bill Gatliff
2011-03-07 19:26 ` Lars-Peter Clausen
2011-03-09 16:15 ` Bill Gatliff
2011-03-07 16:26 ` Bill Gatliff
2011-03-07 19:02 ` Lars-Peter Clausen
2011-03-09 16:19 ` Bill Gatliff
2011-03-09 17:05 ` Bill Gatliff
2011-03-10 3:13 ` Lars-Peter Clausen
2011-03-06 12:16 ` Linus Walleij
2011-03-07 16:30 ` Bill Gatliff
2011-03-07 4:20 ` Jack Stone
2011-03-07 16:35 ` Bill Gatliff
2011-03-07 17:08 ` Bill Gatliff
2011-03-08 18:12 ` Jack Stone
2011-03-09 16:19 ` Bill Gatliff
2011-03-06 4:17 ` [PWM v6 2/3] PWM: GPIO+hrtimer device emulation Bill Gatliff
2011-03-06 4:17 ` [PWM v6 3/3] PWM: Atmel PWMC driver Bill Gatliff
-- strict thread matches above, loose matches on Subject: below --
2011-02-21 3:35 [PWM v6 0/3] Implement a generic PWM framework Bill Gatliff
2011-02-21 3:35 ` [PWM v6 1/3] PWM: " Bill Gatliff
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