From: Lars-Peter Clausen <lars@metafoo.de>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] pwm: Call pwm_enable() before pwm_config()
Date: Thu, 23 Aug 2012 17:19:36 +0000 [thread overview]
Message-ID: <50366628.5020007@metafoo.de> (raw)
In-Reply-To: <50366464.4070801@metafoo.de>
On 08/23/2012 07:12 PM, Lars-Peter Clausen wrote:
>[...]
> Or maybe just use the runtime pm API for this. This probably makes even more
> sense and grab a reference to the pm context when the enable() is called,
> release it when disable() is called and also grab it before calling the
> device's config callback and release it afterward.
Btw. this seems to be exactly what the pwm-tiecap and pwm-tiehrpwm drivers
already do today. I'd just make that a core PWM framework feature.
WARNING: multiple messages have this Message-ID (diff)
From: Lars-Peter Clausen <lars@metafoo.de>
To: "Benoît Thébaudeau" <benoit.thebaudeau@advansee.com>
Cc: Thierry Reding <thierry.reding@avionic-design.de>,
linux-kernel@vger.kernel.org,
Sascha Hauer <kernel@pengutronix.de>,
linux-arm-kernel@lists.infradead.org,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
linux-input@vger.kernel.org, Bryan Wu <bryan.wu@canonical.com>,
Richard Purdie <rpurdie@rpsys.net>,
linux-leds@vger.kernel.org,
Florian Tobias Schandinat <FlorianSchandinat@gmx.de>,
linux-fbdev@vger.kernel.org
Subject: Re: [PATCH] pwm: Call pwm_enable() before pwm_config()
Date: Thu, 23 Aug 2012 19:19:36 +0200 [thread overview]
Message-ID: <50366628.5020007@metafoo.de> (raw)
In-Reply-To: <50366464.4070801@metafoo.de>
On 08/23/2012 07:12 PM, Lars-Peter Clausen wrote:
>[...]
> Or maybe just use the runtime pm API for this. This probably makes even more
> sense and grab a reference to the pm context when the enable() is called,
> release it when disable() is called and also grab it before calling the
> device's config callback and release it afterward.
Btw. this seems to be exactly what the pwm-tiecap and pwm-tiehrpwm drivers
already do today. I'd just make that a core PWM framework feature.
WARNING: multiple messages have this Message-ID (diff)
From: lars@metafoo.de (Lars-Peter Clausen)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] pwm: Call pwm_enable() before pwm_config()
Date: Thu, 23 Aug 2012 19:19:36 +0200 [thread overview]
Message-ID: <50366628.5020007@metafoo.de> (raw)
In-Reply-To: <50366464.4070801@metafoo.de>
On 08/23/2012 07:12 PM, Lars-Peter Clausen wrote:
>[...]
> Or maybe just use the runtime pm API for this. This probably makes even more
> sense and grab a reference to the pm context when the enable() is called,
> release it when disable() is called and also grab it before calling the
> device's config callback and release it afterward.
Btw. this seems to be exactly what the pwm-tiecap and pwm-tiehrpwm drivers
already do today. I'd just make that a core PWM framework feature.
next prev parent reply other threads:[~2012-08-23 17:19 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <322770447.2755463.1345727876098.JavaMail.root@advansee.com>
2012-08-23 13:36 ` [BUG] leds-pwm: First setting of brightness does nothing Benoît Thébaudeau
2012-08-23 13:36 ` Benoît Thébaudeau
2012-08-23 14:19 ` [PATCH] pwm: Call pwm_enable() before pwm_config() Benoît Thébaudeau
2012-08-23 14:19 ` Benoît Thébaudeau
2012-08-23 14:19 ` Benoît Thébaudeau
2012-08-23 14:19 ` Benoît Thébaudeau
2012-08-23 15:43 ` Lars-Peter Clausen
2012-08-23 15:43 ` Lars-Peter Clausen
2012-08-23 15:43 ` Lars-Peter Clausen
2012-08-30 7:10 ` Jingoo Han
2012-08-30 7:10 ` Jingoo Han
2012-08-30 7:10 ` Jingoo Han
2012-08-23 16:57 ` Benoît Thébaudeau
2012-08-23 16:57 ` Benoît Thébaudeau
2012-08-23 16:57 ` Benoît Thébaudeau
2012-08-23 16:57 ` Benoît Thébaudeau
2012-08-23 17:12 ` Lars-Peter Clausen
2012-08-23 17:12 ` Lars-Peter Clausen
2012-08-23 17:12 ` Lars-Peter Clausen
2012-08-23 17:19 ` Lars-Peter Clausen [this message]
2012-08-23 17:19 ` Lars-Peter Clausen
2012-08-23 17:19 ` Lars-Peter Clausen
2012-08-23 19:04 ` Thierry Reding
2012-08-23 19:04 ` Thierry Reding
2012-08-23 19:04 ` Thierry Reding
2012-09-20 19:05 ` Mark Brown
2012-09-20 19:05 ` Mark Brown
2012-09-20 19:05 ` Mark Brown
2012-08-23 19:11 ` Thierry Reding
2012-08-23 19:11 ` Thierry Reding
2012-08-23 19:11 ` Thierry Reding
2012-08-23 20:58 ` [PATCH] pwm-imx: Fix config / enable / disable Benoît Thébaudeau
2012-08-23 21:03 ` Benoît Thébaudeau
2012-08-23 21:03 ` Benoît Thébaudeau
2012-08-23 21:03 ` Benoît Thébaudeau
2012-08-28 7:37 ` Sascha Hauer
2012-08-28 7:37 ` Sascha Hauer
2012-08-28 7:37 ` Sascha Hauer
2012-08-28 7:37 ` Sascha Hauer
2012-09-20 19:03 ` [PATCH] pwm: Call pwm_enable() before pwm_config() Mark Brown
2012-09-20 19:03 ` Mark Brown
2012-09-20 19:03 ` Mark Brown
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