From: Vinod Koul <vinod.koul@intel.com>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/2 v2] dmaengine: remove Renesas Audio DMAC peri peri
Date: Wed, 18 Mar 2015 11:32:27 +0000 [thread overview]
Message-ID: <20150318112027.GK32683@intel.com> (raw)
In-Reply-To: <87oanzf3r1.wl%kuninori.morimoto.gx@renesas.com>
On Thu, Mar 12, 2015 at 12:39:49AM +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 on DMAEngine is no longer needed. remove it.
Applied, thanks
--
~Vinod
WARNING: multiple messages have this Message-ID (diff)
From: vinod.koul@intel.com (Vinod Koul)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2 v2] dmaengine: remove Renesas Audio DMAC peri peri
Date: Wed, 18 Mar 2015 16:50:27 +0530 [thread overview]
Message-ID: <20150318112027.GK32683@intel.com> (raw)
In-Reply-To: <87oanzf3r1.wl%kuninori.morimoto.gx@renesas.com>
On Thu, Mar 12, 2015 at 12:39:49AM +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 on DMAEngine is no longer needed. remove it.
Applied, thanks
--
~Vinod
next prev parent reply other threads:[~2015-03-18 11:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-12 0:39 [PATCH 0/2 v2] dmaengine: remove Renesas Audio DMAC peri peri Kuninori Morimoto
2015-03-12 0:39 ` Kuninori Morimoto
2015-03-12 0:39 ` [PATCH 1/2 " Kuninori Morimoto
2015-03-12 0:39 ` Kuninori Morimoto
2015-03-12 8:54 ` Arnd Bergmann
2015-03-12 8:54 ` Arnd Bergmann
2015-03-18 11:20 ` Vinod Koul [this message]
2015-03-18 11:32 ` Vinod Koul
2015-03-12 0:40 ` [PATCH 2/2 v2] ARM: configs: remove all CONFIG_RCAR_AUDMAC_PP from ARM defconfigs Kuninori Morimoto
2015-03-12 0:40 ` Kuninori Morimoto
2015-03-18 11:21 ` Vinod Koul
2015-03-18 11:33 ` Vinod Koul
2015-03-18 23:54 ` Kuninori Morimoto
2015-03-18 23:54 ` Kuninori Morimoto
2015-03-19 1:25 ` Simon Horman
2015-03-19 1:25 ` Simon Horman
2015-03-19 5:03 ` Kuninori Morimoto
2015-03-19 5:03 ` Kuninori Morimoto
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