All of lore.kernel.org
 help / color / mirror / Atom feed
From: Fabrice Gasnier <fabrice.gasnier@st.com>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: <thierry.reding@gmail.com>, <robh+dt@kernel.org>,
	<tduszyns@gmail.com>, <mark.rutland@arm.com>,
	<alexandre.torgue@st.com>, <mcoquelin.stm32@gmail.com>,
	<devicetree@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <linux-pwm@vger.kernel.org>,
	<linux-stm32@st-md-mailman.stormreply.com>
Subject: Re: [PATCH v2 3/3] pwm: core: add consumer device link
Date: Wed, 13 Feb 2019 11:51:44 +0100	[thread overview]
Message-ID: <72cab2a3-976a-44c6-5596-fd4e443ff2e8@st.com> (raw)
In-Reply-To: <20190212090304.3j4iqj6sodtdvhr7@pengutronix.de>

On 2/12/19 10:03 AM, Uwe Kleine-König wrote:
> Hello Fabrice,
> 
> On Tue, Feb 12, 2019 at 09:31:37AM +0100, Fabrice Gasnier wrote:
>> On 2/11/19 8:06 PM, Uwe Kleine-König wrote:
>>> On Mon, Feb 11, 2019 at 05:12:02PM +0100, Fabrice Gasnier wrote:
>>>> @@ -943,6 +950,8 @@ struct pwm_device *devm_of_pwm_get(struct device *dev, struct device_node *np,
>>>>  	if (!IS_ERR(pwm)) {
>>>>  		*ptr = pwm;
>>>>  		devres_add(dev, ptr);
>>>> +		device_link_add(dev, pwm->chip->dev,
>>>> +				DL_FLAG_AUTOREMOVE_CONSUMER);
>>>
>>> IMHO it's surprising that devm_of_pwm_get() does more than of_pwm_get()
>>> + devres stuff. I'd put device_link_add() into of_pwm_get().
>>
>> Hi Uwe,
>>
>> I also agree with this. But I think this implies modifying the API for
>> of_pwm_get():
>>  /**
>>   * of_pwm_get() - request a PWM via the PWM framework
>> + * @dev: device for PWM consumer
>>   * @np: device node to get the PWM from
>>   * @con_id: consumer name
>>
>> It seems there aren't much of_pwm_get() users currently.
>> Does this look sensible ?
> 
> In my eyes this looks sensible, yes.

Hello Uwe,

I just sent a v3 with that change,

Thanks
Fabrice
> 
> Best regards
> Uwe
> 

WARNING: multiple messages have this Message-ID (diff)
From: Fabrice Gasnier <fabrice.gasnier@st.com>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
	alexandre.torgue@st.com, tduszyns@gmail.com,
	linux-kernel@vger.kernel.org, robh+dt@kernel.org,
	thierry.reding@gmail.com, linux-pwm@vger.kernel.org,
	mcoquelin.stm32@gmail.com,
	linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 3/3] pwm: core: add consumer device link
Date: Wed, 13 Feb 2019 11:51:44 +0100	[thread overview]
Message-ID: <72cab2a3-976a-44c6-5596-fd4e443ff2e8@st.com> (raw)
In-Reply-To: <20190212090304.3j4iqj6sodtdvhr7@pengutronix.de>

On 2/12/19 10:03 AM, Uwe Kleine-König wrote:
> Hello Fabrice,
> 
> On Tue, Feb 12, 2019 at 09:31:37AM +0100, Fabrice Gasnier wrote:
>> On 2/11/19 8:06 PM, Uwe Kleine-König wrote:
>>> On Mon, Feb 11, 2019 at 05:12:02PM +0100, Fabrice Gasnier wrote:
>>>> @@ -943,6 +950,8 @@ struct pwm_device *devm_of_pwm_get(struct device *dev, struct device_node *np,
>>>>  	if (!IS_ERR(pwm)) {
>>>>  		*ptr = pwm;
>>>>  		devres_add(dev, ptr);
>>>> +		device_link_add(dev, pwm->chip->dev,
>>>> +				DL_FLAG_AUTOREMOVE_CONSUMER);
>>>
>>> IMHO it's surprising that devm_of_pwm_get() does more than of_pwm_get()
>>> + devres stuff. I'd put device_link_add() into of_pwm_get().
>>
>> Hi Uwe,
>>
>> I also agree with this. But I think this implies modifying the API for
>> of_pwm_get():
>>  /**
>>   * of_pwm_get() - request a PWM via the PWM framework
>> + * @dev: device for PWM consumer
>>   * @np: device node to get the PWM from
>>   * @con_id: consumer name
>>
>> It seems there aren't much of_pwm_get() users currently.
>> Does this look sensible ?
> 
> In my eyes this looks sensible, yes.

Hello Uwe,

I just sent a v3 with that change,

Thanks
Fabrice
> 
> Best regards
> Uwe
> 

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2019-02-13 10:52 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-11 16:11 [PATCH v2 0/3] Add PM support to STM32 LP Timer drivers Fabrice Gasnier
2019-02-11 16:11 ` Fabrice Gasnier
2019-02-11 16:11 ` Fabrice Gasnier
2019-02-11 16:12 ` [PATCH v2 1/3] dt-bindings: pwm-stm32-lp: document pinctrl sleep state Fabrice Gasnier
2019-02-11 16:12   ` Fabrice Gasnier
2019-02-11 16:12   ` Fabrice Gasnier
2019-02-11 16:12 ` [PATCH v2 2/3] pwm: stm32-lp: Add power management support Fabrice Gasnier
2019-02-11 16:12   ` Fabrice Gasnier
2019-02-11 16:12   ` Fabrice Gasnier
2019-02-11 16:12 ` [PATCH v2 3/3] pwm: core: add consumer device link Fabrice Gasnier
2019-02-11 16:12   ` Fabrice Gasnier
2019-02-11 16:12   ` Fabrice Gasnier
2019-02-11 19:06   ` Uwe Kleine-König
2019-02-11 19:06     ` Uwe Kleine-König
2019-02-12  8:31     ` Fabrice Gasnier
2019-02-12  8:31       ` Fabrice Gasnier
2019-02-12  9:03       ` Uwe Kleine-König
2019-02-12  9:03         ` Uwe Kleine-König
2019-02-12  9:03         ` Uwe Kleine-König
2019-02-13 10:51         ` Fabrice Gasnier [this message]
2019-02-13 10:51           ` Fabrice Gasnier

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=72cab2a3-976a-44c6-5596-fd4e443ff2e8@st.com \
    --to=fabrice.gasnier@st.com \
    --cc=alexandre.torgue@st.com \
    --cc=devicetree@vger.kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pwm@vger.kernel.org \
    --cc=linux-stm32@st-md-mailman.stormreply.com \
    --cc=mark.rutland@arm.com \
    --cc=mcoquelin.stm32@gmail.com \
    --cc=robh+dt@kernel.org \
    --cc=tduszyns@gmail.com \
    --cc=thierry.reding@gmail.com \
    --cc=u.kleine-koenig@pengutronix.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.