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From: Vinod Koul <vinod.koul@intel.com>
To: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>,
	Simon <horms@verge.net.au>, Mark Brown <broonie@kernel.org>,
	Linux-SH <linux-sh@vger.kernel.org>,
	Linux-ALSA <alsa-devel@alsa-project.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Laurent <laurent.pinchart@ideasonboard.com>,
	Arnd Bergmann <arnd@arndb.de>,
	dmaengine@vger.kernel.org
Subject: Re: [PATCH 01/28 v3] dmaengine: export symbol of of_dma_request_slave_channel()
Date: Tue, 24 Feb 2015 21:56:19 +0530	[thread overview]
Message-ID: <20150224162619.GH5208@intel.com> (raw)
In-Reply-To: <87bnkk162d.wl%kuninori.morimoto.gx@renesas.com>

On Tue, Feb 24, 2015 at 12:54:16AM +0000, Kuninori Morimoto wrote:
> From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> 
> Current DMAEngine implementation of DT bindings can't support
> DT subnode. This patch export symbols of of_dma_request_slave_channel()
> for subnode DMA DT bingings.
> 
> ex)
> 
> rcar_sound: rcar_sound@ec500000 {
>         ...
>         rcar_sound,dvc {
>                 dvc0: dvc@0 {
>                         dmas = <&audma0 0xbc>;
>                         dma-names = "tx";
>                 };
>                 dvc1: dvc@1 {
>                         dmas = <&audma0 0xbe>;
>                         dma-names = "tx";
>                 };
>         };
>         ...
> };
> 
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> ---
> v2 -> v3
> 
>  - don't remove export from of_dma.h
> 
>  drivers/dma/of-dma.c |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/dma/of-dma.c b/drivers/dma/of-dma.c
> index ca31f1b..cbd4a8a 100644
> --- a/drivers/dma/of-dma.c
> +++ b/drivers/dma/of-dma.c
> @@ -194,6 +194,7 @@ struct dma_chan *of_dma_request_slave_channel(struct device_node *np,
>  
>  	return ERR_PTR(ret_no_channel);
>  }
> +EXPORT_SYMBOL_GPL(of_dma_request_slave_channel);
>  
>  /**
>   * of_dma_simple_xlate - Simple DMA engine translation function
Typically you should post whole series. Anyway, i am okay with this patch,
how do you want to merge this, should i pick it up or everything goes thru
ASoC tree or something else?

-- 
~Vinod


  reply	other threads:[~2015-02-24 16:26 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-20 10:21 [PATCH 0/24 v2] ASoC: rsnd: move 2nd DMAC in rsnd driver and subnode dma-name support Kuninori Morimoto
2015-02-20 10:22 ` [PATCH 01/24 v2] dmaengine: export symbol of of_dma_request_slave_channel() Kuninori Morimoto
2015-02-23 11:22   ` Geert Uytterhoeven
2015-02-24  0:40     ` Kuninori Morimoto
2015-02-24  0:54   ` [PATCH 01/28 v3] " Kuninori Morimoto
2015-02-24 16:26     ` Vinod Koul [this message]
2015-02-25  0:03       ` Kuninori Morimoto
2015-02-26  7:02         ` Vinod Koul
2015-03-05  7:15           ` Kuninori Morimoto
2015-03-07 15:03     ` Mark Brown
2015-02-20 10:22 ` [PATCH 02/24 v2] ASoC: rsnd: remove SH-DMA-BASE specific implementation Kuninori Morimoto
2015-02-20 10:23 ` [PATCH 03/24 v2] ASoC: rsnd: remove un-needed parameter from rsnd_dma_init() Kuninori Morimoto
2015-02-20 10:23 ` [PATCH 04/24 v2] ASoC: rsnd: remove unused rsnd_dma_available() Kuninori Morimoto
2015-02-20 10:24 ` [PATCH 05/24 v2] ASoC: rsnd: remove un-needed parameter from rsnd_dma_quit() Kuninori Morimoto
2015-02-20 10:24 ` [PATCH 06/24 v2] ASoC: rsnd: tidyup rsnd_dma_to_mod() macro declaration position Kuninori Morimoto
2015-02-20 10:24 ` [PATCH 07/24 v2] ASoC: rsnd: enable to get resource by name Kuninori Morimoto
2015-02-20 10:25 ` [PATCH 08/24 v2] ASoC: rsnd: add rsnd_gen_get_phy_addr() to get physical address Kuninori Morimoto
2015-02-20 10:25 ` [PATCH 09/24 v2] ASoC: rsnd: add dma.c for Audio DMAC / Audio DMAC peri peri Kuninori Morimoto
2015-02-20 10:26 ` [PATCH 10/24 v2] ASoC: rsnd: move rsnd_gen_dma_addr() from gen.c to dma.c Kuninori Morimoto
2015-02-20 10:27 ` [PATCH 11/24 v2] ASoC: rsnd: enable to care 1st / 2nd DMAC on rsnd_dma_xxx() Kuninori Morimoto
2015-02-20 10:27 ` [PATCH 12/24 v2] ASoC: rsnd: add Audio DMAC peri peri support rework Kuninori Morimoto
2015-02-20 10:28 ` [PATCH 13/24 v2] ASoC: rsnd: remove rsnd_dma::addr Kuninori Morimoto
2015-02-20 10:28 ` [PATCH 14/24 v2] ASoC: rsnd: remove rsnd_dma::dir Kuninori Morimoto
2015-02-20 10:29 ` [PATCH 15/24 v2] ASoC: rsnd: use union with rsnd_dmaen / rsnd_dmapp Kuninori Morimoto
2015-02-20 10:29 ` [PATCH 16/24 v2] ASoC: rsnd: enable rsnd_ssi_use_busif() for DMA Kuninori Morimoto
2015-02-20 10:30 ` [PATCH 17/24 v2] ASoC: rsnd: ssi: add rsnd_ssi_of_node() Kuninori Morimoto
2015-02-20 10:30 ` [PATCH 18/24 v2] ASoC: rsnd: src: add rsnd_src_of_node() Kuninori Morimoto
2015-02-20 10:30 ` [PATCH 19/24 v2] ASoC: rsnd: dvc: add rsnd_dvc_of_node() Kuninori Morimoto
2015-02-20 10:31 ` [PATCH 20/24 v2] ASoC: rsnd: 1st DMAC dma-names cares subnode Kuninori Morimoto
2015-02-20 10:31 ` [PATCH 21/24 v2] ASoC: rsnd: add sample code of rcar_sound,src irq Kuninori Morimoto
2015-02-20 10:32 ` [PATCH 22/24 v2] ASoC: rsnd: add sample code of missing clocks Kuninori Morimoto
2015-02-20 10:32 ` [PATCH 23/24 v2] ASoC: rsnd: add sample code of dma entry Kuninori Morimoto
2015-02-20 10:33 ` [PATCH 24/24 v2] ASoC: rsnd: add sample code of reg-names Kuninori Morimoto
2015-03-07 15:08 ` [PATCH 0/24 v2] ASoC: rsnd: move 2nd DMAC in rsnd driver and subnode dma-name support Mark Brown
2015-03-10  0:30   ` Kuninori Morimoto

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