From: Vinod Koul <vinod.koul-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: Laxman Dewangan <ldewangan-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
Cc: Russell King - ARM Linux
<linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
"dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org"
<dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
"grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org"
<grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>,
"rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org"
<rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>,
"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org"
<devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>,
Stephen Warren <swarren-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
"linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH V1] dmaengine: tegra: add dma driver
Date: Wed, 25 Apr 2012 15:13:48 +0530 [thread overview]
Message-ID: <1335347028.31825.122.camel@vkoul-udesk3> (raw)
In-Reply-To: <4F97C709.2060807-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
On Wed, 2012-04-25 at 15:12 +0530, Laxman Dewangan wrote:
> On Wednesday 25 April 2012 03:03 PM, Vinod Koul wrote:
> > On Wed, 2012-04-25 at 14:31 +0530, Laxman Dewangan wrote:
> >> I had a communication with Russell on another change thread and
> >> understand that some more work need to be done in virt_chan to support
> >> cyclic one.
> >>
> >> I want to have the cyclic dma support in my driver so I want to go on
> >> following steps:
> >> 1. I will post the patch for tegra dma which will not use the virt_dma
> >> so that my driver will be independent of Russel's change.
> > which driver? A new driver for cyclic support only or on top of
> > Russell's changes?
>
> I am referring the Nvidia Tegra's APB dma driver. This will be
> completely new driver based on dmaengine. We have old dma driver under
> mach-tegra/dma.c which has tegra specific apis. Want to move this driver
> to generic dmaengine based api.
Okay, lets review the new patchset then :-)
--
~Vinod
WARNING: multiple messages have this Message-ID (diff)
From: Vinod Koul <vinod.koul@linux.intel.com>
To: Laxman Dewangan <ldewangan@nvidia.com>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>,
"dan.j.williams@intel.com" <dan.j.williams@intel.com>,
"grant.likely@secretlab.ca" <grant.likely@secretlab.ca>,
"rob.herring@calxeda.com" <rob.herring@calxeda.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"devicetree-discuss@lists.ozlabs.org"
<devicetree-discuss@lists.ozlabs.org>,
Stephen Warren <swarren@nvidia.com>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>
Subject: Re: [PATCH V1] dmaengine: tegra: add dma driver
Date: Wed, 25 Apr 2012 15:13:48 +0530 [thread overview]
Message-ID: <1335347028.31825.122.camel@vkoul-udesk3> (raw)
In-Reply-To: <4F97C709.2060807@nvidia.com>
On Wed, 2012-04-25 at 15:12 +0530, Laxman Dewangan wrote:
> On Wednesday 25 April 2012 03:03 PM, Vinod Koul wrote:
> > On Wed, 2012-04-25 at 14:31 +0530, Laxman Dewangan wrote:
> >> I had a communication with Russell on another change thread and
> >> understand that some more work need to be done in virt_chan to support
> >> cyclic one.
> >>
> >> I want to have the cyclic dma support in my driver so I want to go on
> >> following steps:
> >> 1. I will post the patch for tegra dma which will not use the virt_dma
> >> so that my driver will be independent of Russel's change.
> > which driver? A new driver for cyclic support only or on top of
> > Russell's changes?
>
> I am referring the Nvidia Tegra's APB dma driver. This will be
> completely new driver based on dmaengine. We have old dma driver under
> mach-tegra/dma.c which has tegra specific apis. Want to move this driver
> to generic dmaengine based api.
Okay, lets review the new patchset then :-)
--
~Vinod
next prev parent reply other threads:[~2012-04-25 9:43 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-20 9:08 [PATCH V1] dmaengine: tegra: add dma driver Laxman Dewangan
2012-04-20 9:08 ` Laxman Dewangan
[not found] ` <1334912896-4614-1-git-send-email-ldewangan-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-04-20 11:14 ` Vinod Koul
2012-04-20 11:14 ` Vinod Koul
2012-04-20 12:16 ` Laxman Dewangan
2012-04-20 12:16 ` Laxman Dewangan
[not found] ` <4F9153AF.7020901-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-04-20 13:45 ` Laxman Dewangan
2012-04-20 13:45 ` Laxman Dewangan
2012-04-23 8:41 ` Vinod Koul
2012-04-23 8:41 ` Vinod Koul
2012-04-23 12:17 ` Laxman Dewangan
2012-04-23 12:17 ` Laxman Dewangan
[not found] ` <4F95483F.5020005-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-04-23 12:23 ` Vinod Koul
2012-04-23 12:23 ` Vinod Koul
2012-04-23 13:06 ` Russell King - ARM Linux
2012-04-23 13:06 ` Russell King - ARM Linux
[not found] ` <20120423130659.GA22186-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2012-04-23 13:17 ` Laxman Dewangan
2012-04-23 13:17 ` Laxman Dewangan
[not found] ` <4F95567E.3090605-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-04-25 9:01 ` Laxman Dewangan
2012-04-25 9:01 ` Laxman Dewangan
[not found] ` <4F97BD67.1050300-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-04-25 9:33 ` Vinod Koul
2012-04-25 9:33 ` Vinod Koul
2012-04-25 9:42 ` Laxman Dewangan
2012-04-25 9:42 ` Laxman Dewangan
[not found] ` <4F97C709.2060807-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-04-25 9:43 ` Vinod Koul [this message]
2012-04-25 9:43 ` Vinod Koul
2012-04-25 9:58 ` Laxman Dewangan
2012-04-25 9:58 ` Laxman Dewangan
2012-04-25 10:35 ` Russell King - ARM Linux
2012-04-25 10:35 ` Russell King - ARM Linux
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