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Date:   Tue, 16 Apr 2019 12:20:59 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Suzuki K Poulose <suzuki.poulose@....com>
Cc:     Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        coresight@...ts.linaro.org,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        mike.leach@...aro.org, "Rafael J. Wysocki" <rjw@...ysocki.net>,
        robert.walker@....com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>
Subject: Re: [PATCH v2 27/36] drivers: Add a generic helper to match device by
 fwnode handle

On Mon, Apr 15, 2019 at 6:06 PM Suzuki K Poulose <suzuki.poulose@....com> wrote:
>
> Make the device_fwnode_match() a generic helper to match device
> by fwnode handle for use with bus_find_device(). This will be
> also used by coresight.
>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: "Rafael J. Wysocki" <rafael@...nel.org>
> Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>

Can you resend this with a CC to linux-acpi@...r.kernel.org, please?

There's some device properties material for 5.2 collected already and
it would be good to keep all that together.

> ---
>  drivers/base/devcon.c    | 5 -----
>  drivers/base/property.c  | 6 ++++++
>  include/linux/property.h | 1 +
>  3 files changed, 7 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/base/devcon.c b/drivers/base/devcon.c
> index 04db9ae..f4a9e30 100644
> --- a/drivers/base/devcon.c
> +++ b/drivers/base/devcon.c
> @@ -107,11 +107,6 @@ static struct bus_type *generic_match_buses[] = {
>         NULL,
>  };
>
> -static int device_fwnode_match(struct device *dev, void *fwnode)
> -{
> -       return dev_fwnode(dev) == fwnode;
> -}
> -
>  static void *device_connection_fwnode_match(struct device_connection *con)
>  {
>         struct bus_type *bus;
> diff --git a/drivers/base/property.c b/drivers/base/property.c
> index 8b91ab3..d10d923 100644
> --- a/drivers/base/property.c
> +++ b/drivers/base/property.c
> @@ -25,6 +25,12 @@ struct fwnode_handle *dev_fwnode(struct device *dev)
>  }
>  EXPORT_SYMBOL_GPL(dev_fwnode);
>
> +int device_fwnode_match(struct device *dev, void *fwnode)
> +{
> +       return dev_fwnode(dev) == fwnode;
> +}
> +EXPORT_SYMBOL_GPL(device_fwnode_match);
> +
>  /**
>   * device_property_present - check if a property of a device is present
>   * @dev: Device whose property is being checked
> diff --git a/include/linux/property.h b/include/linux/property.h
> index 65d3420..c8fd3d42 100644
> --- a/include/linux/property.h
> +++ b/include/linux/property.h
> @@ -34,6 +34,7 @@ enum dev_dma_attr {
>  };
>
>  struct fwnode_handle *dev_fwnode(struct device *dev);
> +int device_fwnode_match(struct device *dev, void *fwnode);
>
>  bool device_property_present(struct device *dev, const char *propname);
>  int device_property_read_u8_array(struct device *dev, const char *propname,
> --
> 2.7.4
>

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