From: Thomas Richard <thomas.richard@bootlin.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: "Linus Walleij" <linus.walleij@linaro.org>,
"Bartosz Golaszewski" <brgl@bgdev.pl>,
"Andy Shevchenko" <andy@kernel.org>,
"Tony Lindgren" <tony@atomide.com>,
"Haojian Zhuang" <haojian.zhuang@linaro.org>,
"Vignesh R" <vigneshr@ti.com>,
"Aaro Koskinen" <aaro.koskinen@iki.fi>,
"Janusz Krzysztofik" <jmkrzyszt@gmail.com>,
"Andi Shyti" <andi.shyti@kernel.org>,
"Peter Rosin" <peda@axentia.se>, "Vinod Koul" <vkoul@kernel.org>,
"Kishon Vijay Abraham I" <kishon@kernel.org>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
"Tom Joseph" <tjoseph@cadence.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org,
linux-i2c@vger.kernel.org, linux-phy@lists.infradead.org,
linux-pci@vger.kernel.org, gregory.clement@bootlin.com,
theo.lebrun@bootlin.com, thomas.petazzoni@bootlin.com,
u-kumar1@ti.com
Subject: Re: [PATCH 02/14] pinctrl: pinctrl-single: move suspend/resume to suspend_noirq/resume_noirq
Date: Fri, 19 Jan 2024 17:08:11 +0100 [thread overview]
Message-ID: <223422cc-2a1c-417b-8fa1-20d3b3eb41ef@bootlin.com> (raw)
In-Reply-To: <CAHp75Verff06LE0QFaDRoun=ANpGfVU1tHknvvQZd_KyzLVP5Q@mail.gmail.com>
On 1/15/24 21:02, Andy Shevchenko wrote:
> On Mon, Jan 15, 2024 at 6:16 PM Thomas Richard
> <thomas.richard@bootlin.com> wrote:
>>
>> The goal is to extend the active period of pinctrl.
>> Some devices may need active pinctrl after suspend and/or before resume.
>> So move suspend/resume to suspend_noirq/resume_noirq to have active
>> pinctrl until suspend_noirq (included), and from resume_noirq
>> (included).
>
> ->...callback...()
> (Same comment I have given for the first patch)
fixed
>
> ...
>
>> struct pcs_device *pcs;
>>
>> - pcs = platform_get_drvdata(pdev);
>> + pcs = dev_get_drvdata(dev);
>> if (!pcs)
>> return -EINVAL;
>
> Drop dead code.
> This should be simple one line after your change.
>
> struct pcs_device *pcs = dev_get_drvdata(dev);
>
dead code dropped
> ...
>
>> struct pcs_device *pcs;
>>
>> - pcs = platform_get_drvdata(pdev);
>> + pcs = dev_get_drvdata(dev);
>> if (!pcs)
>> return -EINVAL;
>
> Ditto.
>
> ...
dead code dropped
>
>> +static const struct dev_pm_ops pinctrl_single_pm_ops = {
>> + SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pinctrl_single_suspend_noirq,
>> + pinctrl_single_resume_noirq)
>> +};
>
> Use proper / modern macro.
fixed, use DEFINE_NOIRQ_DEV_PM_OPS now
>
> ...
>
>> #endif
>
> Why ifdeferry is needed (esp. taking into account pm_ptr() use below)?
We may have an "unused variable" warning for pinctrl_single_pm_ops if
CONFIG_PM is undefined (due to pm_ptr).
--
Thomas Richard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
WARNING: multiple messages have this Message-ID (diff)
From: Thomas Richard <thomas.richard@bootlin.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: "Linus Walleij" <linus.walleij@linaro.org>,
"Bartosz Golaszewski" <brgl@bgdev.pl>,
"Andy Shevchenko" <andy@kernel.org>,
"Tony Lindgren" <tony@atomide.com>,
"Haojian Zhuang" <haojian.zhuang@linaro.org>,
"Vignesh R" <vigneshr@ti.com>,
"Aaro Koskinen" <aaro.koskinen@iki.fi>,
"Janusz Krzysztofik" <jmkrzyszt@gmail.com>,
"Andi Shyti" <andi.shyti@kernel.org>,
"Peter Rosin" <peda@axentia.se>, "Vinod Koul" <vkoul@kernel.org>,
"Kishon Vijay Abraham I" <kishon@kernel.org>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
"Tom Joseph" <tjoseph@cadence.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org,
linux-i2c@vger.kernel.org, linux-phy@lists.infradead.org,
linux-pci@vger.kernel.org, gregory.clement@bootlin.com,
theo.lebrun@bootlin.com, thomas.petazzoni@bootlin.com,
u-kumar1@ti.com
Subject: Re: [PATCH 02/14] pinctrl: pinctrl-single: move suspend/resume to suspend_noirq/resume_noirq
Date: Fri, 19 Jan 2024 17:08:11 +0100 [thread overview]
Message-ID: <223422cc-2a1c-417b-8fa1-20d3b3eb41ef@bootlin.com> (raw)
In-Reply-To: <CAHp75Verff06LE0QFaDRoun=ANpGfVU1tHknvvQZd_KyzLVP5Q@mail.gmail.com>
On 1/15/24 21:02, Andy Shevchenko wrote:
> On Mon, Jan 15, 2024 at 6:16 PM Thomas Richard
> <thomas.richard@bootlin.com> wrote:
>>
>> The goal is to extend the active period of pinctrl.
>> Some devices may need active pinctrl after suspend and/or before resume.
>> So move suspend/resume to suspend_noirq/resume_noirq to have active
>> pinctrl until suspend_noirq (included), and from resume_noirq
>> (included).
>
> ->...callback...()
> (Same comment I have given for the first patch)
fixed
>
> ...
>
>> struct pcs_device *pcs;
>>
>> - pcs = platform_get_drvdata(pdev);
>> + pcs = dev_get_drvdata(dev);
>> if (!pcs)
>> return -EINVAL;
>
> Drop dead code.
> This should be simple one line after your change.
>
> struct pcs_device *pcs = dev_get_drvdata(dev);
>
dead code dropped
> ...
>
>> struct pcs_device *pcs;
>>
>> - pcs = platform_get_drvdata(pdev);
>> + pcs = dev_get_drvdata(dev);
>> if (!pcs)
>> return -EINVAL;
>
> Ditto.
>
> ...
dead code dropped
>
>> +static const struct dev_pm_ops pinctrl_single_pm_ops = {
>> + SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pinctrl_single_suspend_noirq,
>> + pinctrl_single_resume_noirq)
>> +};
>
> Use proper / modern macro.
fixed, use DEFINE_NOIRQ_DEV_PM_OPS now
>
> ...
>
>> #endif
>
> Why ifdeferry is needed (esp. taking into account pm_ptr() use below)?
We may have an "unused variable" warning for pinctrl_single_pm_ops if
CONFIG_PM is undefined (due to pm_ptr).
--
Thomas Richard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Thomas Richard <thomas.richard@bootlin.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: "Linus Walleij" <linus.walleij@linaro.org>,
"Bartosz Golaszewski" <brgl@bgdev.pl>,
"Andy Shevchenko" <andy@kernel.org>,
"Tony Lindgren" <tony@atomide.com>,
"Haojian Zhuang" <haojian.zhuang@linaro.org>,
"Vignesh R" <vigneshr@ti.com>,
"Aaro Koskinen" <aaro.koskinen@iki.fi>,
"Janusz Krzysztofik" <jmkrzyszt@gmail.com>,
"Andi Shyti" <andi.shyti@kernel.org>,
"Peter Rosin" <peda@axentia.se>, "Vinod Koul" <vkoul@kernel.org>,
"Kishon Vijay Abraham I" <kishon@kernel.org>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
"Tom Joseph" <tjoseph@cadence.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org,
linux-i2c@vger.kernel.org, linux-phy@lists.infradead.org,
linux-pci@vger.kernel.org, gregory.clement@bootlin.com,
theo.lebrun@bootlin.com, thomas.petazzoni@bootlin.com,
u-kumar1@ti.com
Subject: Re: [PATCH 02/14] pinctrl: pinctrl-single: move suspend/resume to suspend_noirq/resume_noirq
Date: Fri, 19 Jan 2024 17:08:11 +0100 [thread overview]
Message-ID: <223422cc-2a1c-417b-8fa1-20d3b3eb41ef@bootlin.com> (raw)
In-Reply-To: <CAHp75Verff06LE0QFaDRoun=ANpGfVU1tHknvvQZd_KyzLVP5Q@mail.gmail.com>
On 1/15/24 21:02, Andy Shevchenko wrote:
> On Mon, Jan 15, 2024 at 6:16 PM Thomas Richard
> <thomas.richard@bootlin.com> wrote:
>>
>> The goal is to extend the active period of pinctrl.
>> Some devices may need active pinctrl after suspend and/or before resume.
>> So move suspend/resume to suspend_noirq/resume_noirq to have active
>> pinctrl until suspend_noirq (included), and from resume_noirq
>> (included).
>
> ->...callback...()
> (Same comment I have given for the first patch)
fixed
>
> ...
>
>> struct pcs_device *pcs;
>>
>> - pcs = platform_get_drvdata(pdev);
>> + pcs = dev_get_drvdata(dev);
>> if (!pcs)
>> return -EINVAL;
>
> Drop dead code.
> This should be simple one line after your change.
>
> struct pcs_device *pcs = dev_get_drvdata(dev);
>
dead code dropped
> ...
>
>> struct pcs_device *pcs;
>>
>> - pcs = platform_get_drvdata(pdev);
>> + pcs = dev_get_drvdata(dev);
>> if (!pcs)
>> return -EINVAL;
>
> Ditto.
>
> ...
dead code dropped
>
>> +static const struct dev_pm_ops pinctrl_single_pm_ops = {
>> + SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pinctrl_single_suspend_noirq,
>> + pinctrl_single_resume_noirq)
>> +};
>
> Use proper / modern macro.
fixed, use DEFINE_NOIRQ_DEV_PM_OPS now
>
> ...
>
>> #endif
>
> Why ifdeferry is needed (esp. taking into account pm_ptr() use below)?
We may have an "unused variable" warning for pinctrl_single_pm_ops if
CONFIG_PM is undefined (due to pm_ptr).
--
Thomas Richard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
--
linux-phy mailing list
linux-phy@lists.infradead.org
https://lists.infradead.org/mailman/listinfo/linux-phy
next prev parent reply other threads:[~2024-01-19 16:08 UTC|newest]
Thread overview: 144+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-15 16:14 [PATCH 00/14] Add suspend to ram support for PCIe on J7200 Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` [PATCH 01/14] gpio: pca953x: move suspend/resume to suspend_noirq/resume_noirq Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 19:56 ` Andy Shevchenko
2024-01-15 19:56 ` Andy Shevchenko
2024-01-15 19:56 ` Andy Shevchenko
2024-01-19 15:50 ` Thomas Richard
2024-01-19 15:50 ` Thomas Richard
2024-01-19 15:50 ` Thomas Richard
2024-01-16 7:43 ` Tony Lindgren
2024-01-16 7:43 ` Tony Lindgren
2024-01-16 7:43 ` Tony Lindgren
2024-01-19 17:01 ` Thomas Richard
2024-01-19 17:01 ` Thomas Richard
2024-01-19 17:01 ` Thomas Richard
2024-01-28 0:12 ` Linus Walleij
2024-01-28 0:12 ` Linus Walleij
2024-01-28 0:12 ` Linus Walleij
2024-02-08 16:19 ` Thomas Richard
2024-02-08 16:19 ` Thomas Richard
2024-02-08 16:19 ` Thomas Richard
2024-02-08 16:53 ` Bartosz Golaszewski
2024-02-08 16:53 ` Bartosz Golaszewski
2024-02-08 16:53 ` Bartosz Golaszewski
2024-02-08 21:29 ` Linus Walleij
2024-02-08 21:29 ` Linus Walleij
2024-02-08 21:29 ` Linus Walleij
2024-02-09 7:44 ` Thomas Richard
2024-02-09 7:44 ` Thomas Richard
2024-02-09 7:44 ` Thomas Richard
2024-02-09 10:50 ` Linus Walleij
2024-02-09 10:50 ` Linus Walleij
2024-02-09 10:50 ` Linus Walleij
2024-01-15 16:14 ` [PATCH 02/14] pinctrl: pinctrl-single: " Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 20:02 ` Andy Shevchenko
2024-01-15 20:02 ` Andy Shevchenko
2024-01-15 20:02 ` Andy Shevchenko
2024-01-19 16:08 ` Thomas Richard [this message]
2024-01-19 16:08 ` Thomas Richard
2024-01-19 16:08 ` Thomas Richard
2024-01-19 16:11 ` Andy Shevchenko
2024-01-19 16:11 ` Andy Shevchenko
2024-01-19 16:11 ` Andy Shevchenko
2024-01-22 14:33 ` Thomas Richard
2024-01-22 14:33 ` Thomas Richard
2024-01-22 14:33 ` Thomas Richard
2024-01-23 12:44 ` Andy Shevchenko
2024-01-23 12:44 ` Andy Shevchenko
2024-01-23 12:44 ` Andy Shevchenko
2024-01-31 8:05 ` Linus Walleij
2024-01-31 8:05 ` Linus Walleij
2024-01-31 8:05 ` Linus Walleij
2024-01-15 16:14 ` [PATCH 03/14] i2c: omap: wakeup the controller during suspend callback Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 20:03 ` Andy Shevchenko
2024-01-15 20:03 ` Andy Shevchenko
2024-01-15 20:03 ` Andy Shevchenko
2024-01-15 16:14 ` [PATCH 04/14] mux: mmio: Add resume support Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 20:05 ` Andy Shevchenko
2024-01-15 20:05 ` Andy Shevchenko
2024-01-15 20:05 ` Andy Shevchenko
2024-01-15 22:31 ` Peter Rosin
2024-01-15 22:31 ` Peter Rosin
2024-01-15 22:31 ` Peter Rosin
2024-01-19 16:25 ` Thomas Richard
2024-01-19 16:25 ` Thomas Richard
2024-01-19 16:25 ` Thomas Richard
2024-01-15 16:14 ` [PATCH 05/14] phy: ti: phy-j721e-wiz: make wiz_clock_init callable multiple times Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-23 7:18 ` Vinod Koul
2024-01-23 7:18 ` Vinod Koul
2024-01-23 7:18 ` Vinod Koul
2024-01-23 8:20 ` Thomas Richard
2024-01-23 8:20 ` Thomas Richard
2024-01-23 8:20 ` Thomas Richard
2024-01-23 14:02 ` Vinod Koul
2024-01-23 14:02 ` Vinod Koul
2024-01-23 14:02 ` Vinod Koul
2024-01-15 16:14 ` [PATCH 06/14] phy: ti: phy-j721e-wiz: add resume support Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` [PATCH 07/14] phy: cadence-torrent: extract calls to clk_get from cdns_torrent_clk Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` [PATCH 08/14] phy: cadence-torrent: register resets even if the phy is already configured Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` [PATCH 09/14] phy: cadence-torrent: move already_configured to struct cdns_torrent_phy Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` [PATCH 10/14] phy: cadence-torrent: remove noop_ops phy operations Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` [PATCH 11/14] phy: cadence-torrent: add suspend and resume support Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-16 18:22 ` Bjorn Helgaas
2024-01-16 18:22 ` Bjorn Helgaas
2024-01-16 18:22 ` Bjorn Helgaas
2024-01-22 14:24 ` Thomas Richard
2024-01-22 14:24 ` Thomas Richard
2024-01-22 14:24 ` Thomas Richard
2024-01-17 15:12 ` Philipp Zabel
2024-01-17 15:12 ` Philipp Zabel
2024-01-17 15:12 ` Philipp Zabel
2024-01-22 14:28 ` Thomas Richard
2024-01-22 14:28 ` Thomas Richard
2024-01-22 14:28 ` Thomas Richard
2024-01-15 16:14 ` [PATCH 12/14] PCI: cadence: add resume support to cdns_pcie_host_setup() Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` [PATCH 13/14] PCI: j721e: move reset GPIO to device struct Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 20:08 ` Andy Shevchenko
2024-01-15 20:08 ` Andy Shevchenko
2024-01-15 20:08 ` Andy Shevchenko
2024-01-16 18:19 ` Bjorn Helgaas
2024-01-16 18:19 ` Bjorn Helgaas
2024-01-16 18:19 ` Bjorn Helgaas
2024-01-15 16:14 ` [PATCH 14/14] PCI: j721e: add suspend and resume support Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 16:14 ` Thomas Richard
2024-01-15 20:13 ` Andy Shevchenko
2024-01-15 20:13 ` Andy Shevchenko
2024-01-15 20:13 ` Andy Shevchenko
2024-01-22 15:30 ` Thomas Richard
2024-01-22 15:30 ` Thomas Richard
2024-01-22 15:30 ` Thomas Richard
2024-01-22 21:36 ` Andy Shevchenko
2024-01-22 21:36 ` Andy Shevchenko
2024-01-22 21:36 ` Andy Shevchenko
2024-01-24 14:09 ` Thomas Richard
2024-01-24 14:09 ` Thomas Richard
2024-01-24 14:09 ` Thomas Richard
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