From: Simon Horman <horms@verge.net.au>
To: linux-sh@vger.kernel.org
Subject: Re: [PATCH 24/27 v2] ARM: shmobile: sh73a0: add DMAEngine support for MPDMAC
Date: Wed, 13 Jun 2012 00:51:43 +0000 [thread overview]
Message-ID: <20120613005141.GW16686@verge.net.au> (raw)
In-Reply-To: <878vfsx3ux.wl%kuninori.morimoto.gx@renesas.com>
On Tue, Jun 12, 2012 at 02:43:22AM -0700, Kuninori Morimoto wrote:
> Current shdmac can support MPDMAC (= sound DMA) on sh73a0.
> This support reduce CPU load when sound was playback.
>
> On v2.0 manual, MPDMAC MID/RID number were wrong.
> This patch is using the number which seems correct.
>
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
As I tested v1 of this patch:
Tested-by: Simon Horman <horms@verge.net.au>
> ---
> v1 -> v2
>
> - no change, but based on dma_ts_shift
>
> arch/arm/mach-shmobile/clock-sh73a0.c | 4 +-
> arch/arm/mach-shmobile/include/mach/sh73a0.h | 7 ++
> arch/arm/mach-shmobile/setup-sh73a0.c | 111 ++++++++++++++++++++++++++
> 3 files changed, 121 insertions(+), 1 deletions(-)
prev parent reply other threads:[~2012-06-13 0:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-12 9:43 [PATCH 24/27 v2] ARM: shmobile: sh73a0: add DMAEngine support for MPDMAC Kuninori Morimoto
2012-06-13 0:51 ` Simon Horman [this message]
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