All of lore.kernel.org
 help / color / mirror / Atom feed
From: Padmavathi Venna <padma.v-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
To: linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	padma.v-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org,
	padma.kvr-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: jassisinghbrar-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	kgene.kim-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org,
	boojin.kim-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org,
	sbkim73-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org,
	broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org,
	vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org
Subject: [PATCH V2 4/4] DMA: PL330: Modify pl330 filter based on new generic dma dt bindings.
Date: Fri, 01 Feb 2013 18:21:56 +0530	[thread overview]
Message-ID: <1359723116-18173-5-git-send-email-padma.v@samsung.com> (raw)
In-Reply-To: <1359723116-18173-1-git-send-email-padma.v-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>

This patch modify the filter function to filter the required channel
based on new filter params.

Signed-off-by: Padmavathi Venna <padma.v-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
---
 drivers/dma/pl330.c |   15 ++++++---------
 1 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index ddf4dd0..14d84a4 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2392,15 +2392,12 @@ bool pl330_filter(struct dma_chan *chan, void *param)
 
 #ifdef CONFIG_OF
 	if (chan->device->dev->of_node) {
-		const __be32 *prop_value;
-		phandle phandle;
-		struct device_node *node;
-
-		prop_value = ((struct property *)param)->value;
-		phandle = be32_to_cpup(prop_value++);
-		node = of_find_node_by_phandle(phandle);
-		return ((chan->private == node) &&
-				(chan->chan_id == be32_to_cpup(prop_value)));
+		struct dma_pl330_filter_args *fargs = param;
+
+		if (chan->device != &fargs->pdmac->ddma)
+			return false;
+
+		return (chan->chan_id == fargs->chan_id);
 	}
 #endif
 
-- 
1.7.4.4

WARNING: multiple messages have this Message-ID (diff)
From: padma.v@samsung.com (Padmavathi Venna)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V2 4/4] DMA: PL330: Modify pl330 filter based on new generic dma dt bindings.
Date: Fri, 01 Feb 2013 18:21:56 +0530	[thread overview]
Message-ID: <1359723116-18173-5-git-send-email-padma.v@samsung.com> (raw)
In-Reply-To: <1359723116-18173-1-git-send-email-padma.v@samsung.com>

This patch modify the filter function to filter the required channel
based on new filter params.

Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
---
 drivers/dma/pl330.c |   15 ++++++---------
 1 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index ddf4dd0..14d84a4 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2392,15 +2392,12 @@ bool pl330_filter(struct dma_chan *chan, void *param)
 
 #ifdef CONFIG_OF
 	if (chan->device->dev->of_node) {
-		const __be32 *prop_value;
-		phandle phandle;
-		struct device_node *node;
-
-		prop_value = ((struct property *)param)->value;
-		phandle = be32_to_cpup(prop_value++);
-		node = of_find_node_by_phandle(phandle);
-		return ((chan->private == node) &&
-				(chan->chan_id == be32_to_cpup(prop_value)));
+		struct dma_pl330_filter_args *fargs = param;
+
+		if (chan->device != &fargs->pdmac->ddma)
+			return false;
+
+		return (chan->chan_id == fargs->chan_id);
 	}
 #endif
 
-- 
1.7.4.4

  parent reply	other threads:[~2013-02-01 12:51 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-01 12:51 [PATCH V2 0/4] Add generic DMA DT binding support Padmavathi Venna
2013-02-01 12:51 ` Padmavathi Venna
2013-02-01 12:51 ` [PATCH V2 1/4] DMA: PL330: Add xlate function Padmavathi Venna
2013-02-01 12:51   ` Padmavathi Venna
2013-02-01 14:57   ` Arnd Bergmann
2013-02-01 14:57     ` Arnd Bergmann
     [not found] ` <1359723116-18173-1-git-send-email-padma.v-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2013-02-01 12:51   ` [PATCH V2 2/4] DMA: PL330: Register the DMA controller with the generic DMA helpers Padmavathi Venna
2013-02-01 12:51     ` Padmavathi Venna
2013-02-01 14:58     ` Arnd Bergmann
2013-02-01 14:58       ` Arnd Bergmann
2013-02-01 12:51   ` [PATCH V2 3/4] ARM: dts: Add #dma-cells for generic dma binding support Padmavathi Venna
2013-02-01 12:51     ` Padmavathi Venna
2013-02-01 15:16     ` Arnd Bergmann
2013-02-01 15:16       ` Arnd Bergmann
2013-02-01 12:51   ` Padmavathi Venna [this message]
2013-02-01 12:51     ` [PATCH V2 4/4] DMA: PL330: Modify pl330 filter based on new generic dma dt bindings Padmavathi Venna
2013-02-01 15:23     ` Arnd Bergmann
2013-02-01 15:23       ` Arnd Bergmann
2013-02-02  2:30       ` Padma Venkat
2013-02-02  2:30         ` Padma Venkat
2013-02-02 15:09         ` Arnd Bergmann
2013-02-02 15:09           ` Arnd Bergmann
2013-02-04  5:21           ` Padma Venkat
2013-02-04  5:21             ` Padma Venkat

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=1359723116-18173-5-git-send-email-padma.v@samsung.com \
    --to=padma.v-sze3o3uu22jbdgjk7y7tuq@public.gmane.org \
    --cc=boojin.kim-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org \
    --cc=broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org \
    --cc=devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org \
    --cc=jassisinghbrar-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
    --cc=kgene.kim-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org \
    --cc=linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org \
    --cc=linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=padma.kvr-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
    --cc=sbkim73-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org \
    --cc=vinod.koul-ral2JQCrhuEAvxtiuMwx3w@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.