linux-kernel - Re: [PATCH v4 2/2] Bluetooth: btqcomsmd: Get the BD address with device_get_bd

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Message-ID: <32aa77b08ef306d017b615cd270e3529@codeaurora.org>
Date:   Thu, 27 Sep 2018 22:13:31 +0530
From:   Balakrishna Godavarthi <bgodavar@...eaurora.org>
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Marcin Wojtas <mw@...ihalf.com>,
        Andy Shevchenko Andy Shevchenko <andy.shevchenko@...il.com>,
        Sinan Kaya <okaya@...eaurora.org>,
        Marcel Holtmann <marcel@...tmann.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        linux-kernel@...r.kernel.org, linux-bluetooth@...r.kernel.org,
        Loic Poulain <loic.poulain@...aro.org>,
        Brian Norris <briannorris@...omium.org>
Subject: Re: [PATCH v4 2/2] Bluetooth: btqcomsmd: Get the BD address with
 device_get_bd_address()

Hi Matthias,

On 2018-09-27 06:18, Matthias Kaehlcke wrote:
> Use the new API to get the BD address instead of reading it directly
> from the device tree.
> 
> Also remove an unncessary pair of braces in the same area of code.
> 
> Signed-off-by: Matthias Kaehlcke <mka@...omium.org>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>
> Reviewed-by: Sakari Ailus <sakari.ailus@...ux.intel.com>
> ---
> Changes in v4:
> - added 'Reviewed-by: Sakari Ailus <sakari.ailus@...ux.intel.com>' tag
> 
> Changes in v3:
> - added 'Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>' tag
> 
> Changes in v2:
> - pass bdaddr_t instead of byte pointer + len
> ---
>  drivers/bluetooth/btqcomsmd.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/bluetooth/btqcomsmd.c 
> b/drivers/bluetooth/btqcomsmd.c
> index 7df3eed1ef5e..ff74d2c46991 100644
> --- a/drivers/bluetooth/btqcomsmd.c
> +++ b/drivers/bluetooth/btqcomsmd.c
> @@ -172,11 +172,9 @@ static int btqcomsmd_probe(struct platform_device 
> *pdev)
>  	/* The local-bd-address property is usually injected by the
>  	 * bootloader which has access to the allocated BD address.
>  	 */
> -	if (!of_property_read_u8_array(pdev->dev.of_node, "local-bd-address",
> -				       (u8 *)&btq->bdaddr, sizeof(bdaddr_t))) {
> +	if (!device_get_bd_address(&pdev->dev, &btq->bdaddr))
>  		dev_info(&pdev->dev, "BD address %pMR retrieved from device-tree",
>  			 &btq->bdaddr);
> -	}
> 
>  	hdev = hci_alloc_dev();
>  	if (!hdev)

Reviewed-by: Balakrishna Godavarthi <bgodavar@...eaurora.org>

-- 
Regards
Balakrishna.