Re: [PATCH 0/2] Add API to retrieve the Bluetooth Device Address (BD_ADDR)

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On Thu, Sep 20, 2018 at 06:45:58PM -0400, Sinan Kaya wrote:
> On 9/20/2018 6:34 PM, Matthias Kaehlcke wrote:
> > On some systems the Bluetooth Device Address (BD_ADDR) isn't stored
> > on the Bluetooth chip itself. One way to configure the BD address is
> > through the device tree. The btqcomsmd driver is an example, it can
> > read the BD address from the DT property 'local-bd-address'. It is
> > also planned to extend the hci_qca driver to support setting the BD
> > address through the DT.
> > 
> > To avoid redundant open-coded reading of 'local-bd-address' and error
> > handling this series adds an API to retrieve the BD address of a device
> > and adapts the btqcomsmd driver to use this API.
> 
> I don't think you have got enough number of line savings to make this
> code to be folded into property.c

Most of the new lines are documentation ;-)

> Not my call but seems redundant IMO.

Certainly true if this was the only driver. However another one will
follow soon and 'local-bd-address' is the official binding, so it's
not unlikely there will be more.

Also fwnode_get_bd_address() handles the case where the property
exists but is all zeros which adds a few LOC, which isn't handled by
the btqcomsmd driver.

Cheers

Matthias



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