All of lore.kernel.org
 help / color / mirror / Atom feed
From: Laxman Dewangan <ldewangan-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
To: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
Cc: "broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org"
	<broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>,
	"tiwai-l3A5Bk7waGM@public.gmane.org"
	<tiwai-l3A5Bk7waGM@public.gmane.org>,
	"perex-/Fr2/VpizcU@public.gmane.org"
	<perex-/Fr2/VpizcU@public.gmane.org>,
	Stephen Warren <swarren-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
	"lrg-l0cyMroinI0@public.gmane.org"
	<lrg-l0cyMroinI0@public.gmane.org>,
	"alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org"
	<alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org>,
	"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH] ASoC: tegra: use dmaengine based dma driver
Date: Tue, 3 Jul 2012 11:59:31 +0530	[thread overview]
Message-ID: <4FF2914B.1000601@nvidia.com> (raw)
In-Reply-To: <4FF1D083.7060207-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>

Mark,
On Monday 02 July 2012 10:16 PM, Stephen Warren wrote:
> On 06/29/2012 05:34 AM, Laxman Dewangan wrote:
>> Use the dmaengine based Tegra APB DMA driver for
>> data transfer between SPI fifo and memory in
>> place of legacy Tegra APB DMA.
>>
>> Because generic soc-dmaengine-pcm uses the DMAs API
>> based on dmaengine, using the exported APIs provided
>> by this generic driver.
>>
>> The new driver is selected if legacy driver is not
>> selected and new dma driver is enabled through config
>> file.
>>
>> Signed-off-by: Laxman Dewangan<ldewangan-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
> Acked-by: Stephen Warren<swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
> Tested-by: Stephen Warren<swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
>
> (Tested on Cardhu/Tegra30. It fails on Whistler/Tegra20, but I assume
> that's due to a bug in the dmaengine driver not this patch. There won't
> be a regression when applying this patch since we haven't switched to
> dmaengine as the default yet).

Are you taking this patch?
I have other independent patch for the writecombine dma support in pcm 
memory library and wanted to avoid any merge conflicts.
So if it goes in your tree then the other patch also need to go in your 
tree.

WARNING: multiple messages have this Message-ID (diff)
From: Laxman Dewangan <ldewangan@nvidia.com>
To: Stephen Warren <swarren@wwwdotorg.org>
Cc: "broonie@opensource.wolfsonmicro.com" 
	<broonie@opensource.wolfsonmicro.com>,
	"tiwai@suse.de" <tiwai@suse.de>,
	"perex@perex.cz" <perex@perex.cz>,
	Stephen Warren <swarren@nvidia.com>, "lrg@ti.com" <lrg@ti.com>,
	"alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>
Subject: Re: [PATCH] ASoC: tegra: use dmaengine based dma driver
Date: Tue, 3 Jul 2012 11:59:31 +0530	[thread overview]
Message-ID: <4FF2914B.1000601@nvidia.com> (raw)
In-Reply-To: <4FF1D083.7060207@wwwdotorg.org>

Mark,
On Monday 02 July 2012 10:16 PM, Stephen Warren wrote:
> On 06/29/2012 05:34 AM, Laxman Dewangan wrote:
>> Use the dmaengine based Tegra APB DMA driver for
>> data transfer between SPI fifo and memory in
>> place of legacy Tegra APB DMA.
>>
>> Because generic soc-dmaengine-pcm uses the DMAs API
>> based on dmaengine, using the exported APIs provided
>> by this generic driver.
>>
>> The new driver is selected if legacy driver is not
>> selected and new dma driver is enabled through config
>> file.
>>
>> Signed-off-by: Laxman Dewangan<ldewangan@nvidia.com>
> Acked-by: Stephen Warren<swarren@wwwdotorg.org>
> Tested-by: Stephen Warren<swarren@wwwdotorg.org>
>
> (Tested on Cardhu/Tegra30. It fails on Whistler/Tegra20, but I assume
> that's due to a bug in the dmaengine driver not this patch. There won't
> be a regression when applying this patch since we haven't switched to
> dmaengine as the default yet).

Are you taking this patch?
I have other independent patch for the writecombine dma support in pcm 
memory library and wanted to avoid any merge conflicts.
So if it goes in your tree then the other patch also need to go in your 
tree.


  parent reply	other threads:[~2012-07-03  6:29 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-29 11:34 [PATCH] ARM: tegra: apbio: use dmaengine based dma driver Laxman Dewangan
2012-06-29 11:34 ` Laxman Dewangan
     [not found] ` <1340969673-7776-1-git-send-email-ldewangan-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-06-29 11:34   ` [PATCH] ASoC: tegra: " Laxman Dewangan
2012-06-29 11:34     ` Laxman Dewangan
2012-06-29 17:02     ` Stephen Warren
     [not found]       ` <4FEDDF89.1050907-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-30 15:08         ` Laxman Dewangan
2012-06-30 15:08           ` Laxman Dewangan
     [not found]           ` <4FEF166D.2010705-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-07-02  8:25             ` Laxman Dewangan
2012-07-02  8:25               ` Laxman Dewangan
     [not found]               ` <4FF15B16.9020903-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-07-02 16:45                 ` Stephen Warren
2012-07-02 16:45                   ` Stephen Warren
2012-07-02 16:47                   ` Mark Brown
2012-07-02 16:47                     ` Mark Brown
2012-07-03  6:26                     ` Laxman Dewangan
     [not found]                     ` <20120702164717.GH25093-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-07-18  8:59                       ` Laxman Dewangan
2012-07-18  8:59                         ` Laxman Dewangan
     [not found]     ` <1340969673-7776-2-git-send-email-ldewangan-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-07-02 16:46       ` Stephen Warren
2012-07-02 16:46         ` Stephen Warren
     [not found]         ` <4FF1D083.7060207-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-07-03  6:29           ` Laxman Dewangan [this message]
2012-07-03  6:29             ` Laxman Dewangan
2012-07-03 10:09             ` Mark Brown
2012-07-03 19:07       ` Mark Brown
2012-07-03 19:07         ` Mark Brown

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4FF2914B.1000601@nvidia.com \
    --to=ldewangan-ddmlm1+adcrqt0dzr+alfa@public.gmane.org \
    --cc=alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org \
    --cc=broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org \
    --cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=lrg-l0cyMroinI0@public.gmane.org \
    --cc=perex-/Fr2/VpizcU@public.gmane.org \
    --cc=swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org \
    --cc=swarren-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org \
    --cc=tiwai-l3A5Bk7waGM@public.gmane.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.