devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Roger Quadros <rogerq@ti.com>
To: Franklin S Cooper Jr <fcooper@ti.com>,
	linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
	linux-omap@vger.kernel.org, linux-mtd@lists.infradead.org,
	nsekhar@ti.com, computersforpeace@gmail.com, dwmw2@infradead.org,
	tony@atomide.com
Subject: Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel information from DT
Date: Wed, 14 Oct 2015 14:36:47 +0300	[thread overview]
Message-ID: <561E3E4F.9020302@ti.com> (raw)
In-Reply-To: <1444700338-27582-2-git-send-email-fcooper@ti.com>

On 13/10/15 04:38, Franklin S Cooper Jr wrote:
> Switch from dma_request_channel to allow passing dma channel
> information from DT rather than hardcoding a value.
> 
> Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com>

Acked-by: Roger Quadros <rogerq@ti.com>

> ---
>  drivers/mtd/nand/omap2.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
> index d0f2620..957c32f 100644
> --- a/drivers/mtd/nand/omap2.c
> +++ b/drivers/mtd/nand/omap2.c
> @@ -1866,7 +1866,9 @@ static int omap_nand_probe(struct platform_device *pdev)
>  		dma_cap_zero(mask);
>  		dma_cap_set(DMA_SLAVE, mask);
>  		sig = OMAP24XX_DMA_GPMC;
> -		info->dma = dma_request_channel(mask, omap_dma_filter_fn, &sig);
> +		info->dma = dma_request_slave_channel_compat(mask,
> +			omap_dma_filter_fn, &sig, pdev->dev.parent, "rxtx");
> +
>  		if (!info->dma) {
>  			dev_err(&pdev->dev, "DMA engine request failed\n");
>  			err = -ENXIO;
> 

cheers,
-roger

  reply	other threads:[~2015-10-14 11:36 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-13  1:38 [PATCH 0/5] mtd: nand: Fix support for NAND DMA Prefetch Franklin S Cooper Jr
2015-10-13  1:38 ` [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel information from DT Franklin S Cooper Jr
2015-10-14 11:36   ` Roger Quadros [this message]
2015-10-14 11:52     ` Roger Quadros
2015-10-14 13:26       ` Franklin S Cooper Jr.
2015-10-14 14:11         ` Roger Quadros
     [not found]           ` <561E629F.5070202-l0cyMroinI0@public.gmane.org>
2015-10-14 14:32             ` Franklin S Cooper Jr.
     [not found]               ` <561E6791.3030404-l0cyMroinI0@public.gmane.org>
2015-10-14 16:18                 ` Tony Lindgren
     [not found]                   ` <20151014161813.GC10113-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2015-10-14 16:23                     ` Franklin S Cooper Jr.
2015-10-14 18:13                       ` Tony Lindgren
     [not found]                         ` <20151014181337.GF10113-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2015-10-14 20:03                           ` Franklin S Cooper Jr.
2015-10-15  7:35                             ` Roger Quadros
2015-10-15 17:12                               ` Franklin S Cooper Jr.
2015-10-13  1:38 ` [PATCH 2/5] mtd: nand: omap2: Start dma request before enabling prefetch Franklin S Cooper Jr
2015-10-14 11:41   ` Roger Quadros
     [not found]     ` <561E3F5B.6040102-l0cyMroinI0@public.gmane.org>
2015-10-14 13:45       ` Franklin S Cooper Jr.
2015-10-13  1:38 ` [PATCH 3/5] mtd: nand: omap2: Fix high memory dma prefetch transfer Franklin S Cooper Jr
2015-10-13  1:38 ` [PATCH 4/5] ARM: dts: am437x/am33xx/omap3/dm816x: Add gpmc dma channel Franklin S Cooper Jr
2015-10-14 11:44   ` Roger Quadros
2015-10-14 13:57     ` Franklin S Cooper Jr.
2015-10-13  1:38 ` [PATCH 5/5] ARM: OMAP2+: Update gpmc and nand DT binding documentation Franklin S Cooper Jr
2015-10-14 11:50   ` Roger Quadros
2015-10-15 17:14     ` Franklin S Cooper Jr.

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=561E3E4F.9020302@ti.com \
    --to=rogerq@ti.com \
    --cc=computersforpeace@gmail.com \
    --cc=devicetree@vger.kernel.org \
    --cc=dwmw2@infradead.org \
    --cc=fcooper@ti.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mtd@lists.infradead.org \
    --cc=linux-omap@vger.kernel.org \
    --cc=nsekhar@ti.com \
    --cc=tony@atomide.com \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).