From mboxrd@z Thu Jan  1 00:00:00 1970
From: Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCHv2] i2c: rcar: add DMA support
Date: Wed, 18 May 2016 15:23:07 +0200
Message-ID: <6110679.RmWR1Poicp@wuerfel>
References: <1463228228-32560-1-git-send-email-niklas.soderlund+renesas@ragnatech.se>
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To: Niklas =?ISO-8859-1?Q?S=F6derlund?= <niklas.soderlund+renesas@ragnatech.se>
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On Saturday 14 May 2016 14:17:08 Niklas S=F6derlund wrote:
> +       chan =3D dma_request_slave_channel_reason(dev, chan_name);
> +       if (IS_ERR(chan)) {
> +               ret =3D PTR_ERR(chan);
> +               dev_dbg(dev, "request_channel failed for %s (%d)\n",
> +                       chan_name, ret);
> +               return chan;
> +       }
>=20

I think you should now use dma_request_chan() for new drivers.

	Arnd