From: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
To: Hans Verkuil <hans.verkuil@cisco.com>,
Pawel Osciak <pawel@osciak.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Mauro Carvalho Chehab <mchehab@osg.samsung.com>,
linux-media@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Subject: [PATCH 3/3] media/videobuf2-dma-vmalloc: Save output from dma_map_sg
Date: Mon, 9 Feb 2015 17:14:26 +0100 [thread overview]
Message-ID: <1423498466-16718-3-git-send-email-ricardo.ribalda@gmail.com> (raw)
In-Reply-To: <1423498466-16718-1-git-send-email-ricardo.ribalda@gmail.com>
dma_map_sg returns the actual number of areas mapped. Save it on nents.
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
---
drivers/media/v4l2-core/videobuf2-vmalloc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/media/v4l2-core/videobuf2-vmalloc.c b/drivers/media/v4l2-core/videobuf2-vmalloc.c
index bcde885..fe18e79 100644
--- a/drivers/media/v4l2-core/videobuf2-vmalloc.c
+++ b/drivers/media/v4l2-core/videobuf2-vmalloc.c
@@ -312,6 +312,7 @@ static struct sg_table *vb2_vmalloc_dmabuf_ops_map(
mutex_unlock(lock);
return ERR_PTR(-EIO);
}
+ sgt->nents = ret;
attach->dma_dir = dma_dir;
--
2.1.4
next prev parent reply other threads:[~2015-02-09 16:14 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-09 16:14 [PATCH 1/3] media/videobuf2-dma-sg: Fix handling of sg_table structure Ricardo Ribalda Delgado
2015-02-09 16:14 ` [PATCH 2/3] media/videobuf2-dma-contig: " Ricardo Ribalda Delgado
2015-02-11 8:07 ` Marek Szyprowski
2015-02-09 16:14 ` Ricardo Ribalda Delgado [this message]
2015-02-11 8:06 ` [PATCH 1/3] media/videobuf2-dma-sg: " Marek Szyprowski
2015-02-11 8:37 ` Ricardo Ribalda Delgado
2015-02-11 9:00 ` Marek Szyprowski
2015-02-11 9:12 ` Ricardo Ribalda Delgado
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