Re: [PATCH] Bluetooth: hci_bcm: improve use of gpios API
From: Marcel Holtmann
Date: Wed Aug 12 2015 - 10:39:47 EST
> devm_gpiod_get currently has an optional parameter to set initial
> direction and value for the requested gpio. Make use of this to simplify
> the driver and make it not fail to build when this parameter is made
> mandatory (which is scheduled for 4.3-rc1).
> Moreover use the _optional variant of devm_gpiod_get to simplify error
> handling (which also gets more strict for free).
> Signed-off-by: Uwe Kleine-KÃnig <u.kleine-koenig@xxxxxxxxxxxxxx>
> this is needed on top of commit 0395ffc1ee05 ("Bluetooth: hci_bcm: Add
> PM for BCM devices") incombination with b17d1bf16cc7 ("gpio: make flags
> mandatory for gpiod_get functions") which is currently sitting in next.
> Stephen fixed it up with a simpler patch, which works fine, but doesn't
> benefit from the nice things devm_gpiod_get et al offer.
patch has been applied to bluetooth-next tree.
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