From: vinod.koul@intel.com (Vinod Koul)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/3] ARM/dma: edma: Serve cyclic clients via high priority queue
Date: Mon, 28 Jul 2014 17:04:46 +0530 [thread overview]
Message-ID: <20140728113446.GB8181@intel.com> (raw)
In-Reply-To: <1404816398-12338-1-git-send-email-peter.ujfalusi@ti.com>
On Tue, Jul 08, 2014 at 01:46:35PM +0300, Peter Ujfalusi wrote:
> Hi,
>
> It is preferred that audio is served with the highest priority queue in order to
> avoid delays in data transfer between memory and audio IP.
>
> The following series will add an API to arch code to assign a channel to a given
> queue.
> The default queue is changed from 0 (highest priority) to lowest priority.
> In the dmaengine driver we move the cyclic channel to queue0 (highest priority)
> and move it back to default queue when the channel is terminated.
Applied, thanks
--
~Vinod
>
> Regards,
> Peter
> ---
> Peter Ujfalusi (3):
> ARM: edma: Set default queue to lowest priority
> ARM: edma: Add edma_assign_channel_eventq() to move channel to a give
> queue
> dma: edma: Serve cyclic (audio) channels with high priority queue
>
> arch/arm/common/edma.c | 31 ++++++++++++++++++++++++++++++-
> drivers/dma/edma.c | 8 ++++++++
> include/linux/platform_data/edma.h | 2 ++
> 3 files changed, 40 insertions(+), 1 deletion(-)
>
> --
> 2.0.0
>
--
prev parent reply other threads:[~2014-07-28 11:34 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-08 10:46 [PATCH 0/3] ARM/dma: edma: Serve cyclic clients via high priority queue Peter Ujfalusi
2014-07-08 10:46 ` [PATCH 1/3] ARM: edma: Set default queue to lowest priority Peter Ujfalusi
2014-07-08 10:46 ` [PATCH 2/3] ARM: edma: Add edma_assign_channel_eventq() to move channel to a give queue Peter Ujfalusi
2014-07-08 10:46 ` [PATCH 3/3] dma: edma: Serve cyclic (audio) channels with high priority queue Peter Ujfalusi
2014-07-28 6:12 ` [PATCH 0/3] ARM/dma: edma: Serve cyclic clients via " Peter Ujfalusi
2014-07-28 6:32 ` Sekhar Nori
2014-07-28 11:34 ` Vinod Koul [this message]
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