From: Olof Johansson <olof@lixom.net>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/1] ARM: configs: remove all CONFIG_RCAR_AUDMAC_PP from ARM defconfigs
Date: Thu, 02 Apr 2015 00:56:00 +0000 [thread overview]
Message-ID: <20150402005600.GL8137@localhost> (raw)
In-Reply-To: <87zj79d06x.wl%kuninori.morimoto.gx@renesas.com>
On Thu, Mar 19, 2015 at 05:30:09AM +0000, Kuninori Morimoto wrote:
> From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
>
> Renesas R-Car sound (= rsnd) needs 2 DMAC which are called as
> Audio DMAC (= 1st DMAC) and Audio DMAC peri peri (2nd DMAC).
> And rsnd had assumed that 1st / 2nd DMACs are implemented as DMAEngine.
> But, in result of DMA ML discussion, 2nd DMAC was concluded that it is
> not a general purpose DMAC (2nd DMAC is for Device to Device inside
> sound system). Additionally, current DMAEngine can't support Device to
> Device, and we don't have correct DT bindings for it at this point.
> So the easiest solution for it is that move it from DMAEngine to rsnd
> driver.
> Audio DMAC peri peri DMAEngine is no longer needed.
> Remove all CONFIG_RCAR_AUDMAC_PP from ARM defconfigs
>
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Applied, thanks.
-Olof
prev parent reply other threads:[~2015-04-02 0:56 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-19 5:29 [PATCH 0/1] ARM: configs: remove all CONFIG_RCAR_AUDMAC_PP from ARM defconfigs Kuninori Morimoto
2015-03-19 5:30 ` [PATCH 1/1] " Kuninori Morimoto
2015-03-31 1:36 ` Kuninori Morimoto
2015-04-02 0:56 ` Olof Johansson [this message]
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