Re: [PATCH] PCI: constify pci_platform_pm_ops structure

From: Rafael J. Wysocki
Date: Sun Dec 06 2015 - 20:11:44 EST


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@xxxxxxx>

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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