linux-kernel - Re: [PATCH] PCI: constify pci_platform_pm

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Message-ID: <1556686.IXJIjFBvQx@vostro.rjw.lan>
Date:	Mon, 07 Dec 2015 02:41:34 +0100
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Julia Lawall <Julia.Lawall@...6.fr>,
	Bjorn Helgaas <bhelgaas@...gle.com>
Cc:	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	linux-pci@...r.kernel.org, linux-acpi@...r.kernel.org,
	Len Brown <lenb@...nel.org>
Subject: Re: [PATCH] PCI: constify pci_platform_pm_ops structure

On Sunday, December 06, 2015 05:33:45 PM Julia Lawall wrote:
> The pci_platform_pm_ops structure is never modified, so declare it as
> const.
> 
> Done with the help of Coccinelle.
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

OK

Bjorn, do you want me to handle this one?

> ---
>  drivers/pci/pci-acpi.c |    2 +-
>  drivers/pci/pci.c      |    4 ++--
>  drivers/pci/pci.h      |    2 +-
>  3 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
> index a32ba75..8400f80 100644
> --- a/drivers/pci/pci-acpi.c
> +++ b/drivers/pci/pci-acpi.c
> @@ -529,7 +529,7 @@ static bool acpi_pci_need_resume(struct pci_dev *dev)
>  	return !!adev->power.flags.dsw_present;
>  }
>  
> -static struct pci_platform_pm_ops acpi_pci_platform_pm = {
> +static const struct pci_platform_pm_ops acpi_pci_platform_pm = {
>  	.is_manageable = acpi_pci_power_manageable,
>  	.set_state = acpi_pci_set_power_state,
>  	.choose_state = acpi_pci_choose_state,
> diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
> index 314db8c..d1a7105 100644
> --- a/drivers/pci/pci.c
> +++ b/drivers/pci/pci.c
> @@ -527,9 +527,9 @@ static void pci_restore_bars(struct pci_dev *dev)
>  		pci_update_resource(dev, i);
>  }
>  
> -static struct pci_platform_pm_ops *pci_platform_pm;
> +static const struct pci_platform_pm_ops *pci_platform_pm;
>  
> -int pci_set_platform_pm(struct pci_platform_pm_ops *ops)
> +int pci_set_platform_pm(const struct pci_platform_pm_ops *ops)
>  {
>  	if (!ops->is_manageable || !ops->set_state || !ops->choose_state
>  	    || !ops->sleep_wake)
> diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
> index d390fc1..f6f151a 100644
> --- a/drivers/pci/pci.h
> +++ b/drivers/pci/pci.h
> @@ -68,7 +68,7 @@ struct pci_platform_pm_ops {
>  	bool (*need_resume)(struct pci_dev *dev);
>  };
>  
> -int pci_set_platform_pm(struct pci_platform_pm_ops *ops);
> +int pci_set_platform_pm(const struct pci_platform_pm_ops *ops);
>  void pci_update_current_state(struct pci_dev *dev, pci_power_t state);
>  void pci_power_up(struct pci_dev *dev);
>  void pci_disable_enabled_device(struct pci_dev *dev);
> 
> --
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-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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