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authorHans Verkuil <hverkuil@xs4all.nl>2014-12-23 09:46:27 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-01-27 10:01:33 -0200
commit861360a56d0bcbc0bec92a1f1266c66880b2e5ae (patch)
tree52fa8673c38526b25730a112e5c1f78465d6d499 /drivers
parent58fc0461f6c2e5684177f4616b1e60e36c0237e4 (diff)
[media] videobuf: make unused exported functions static
The videobuf_dma_init* and videobuf_dma_map() functions are no longer used except in videobuf-dma-sg.c itself. Make them static. These functions were abused in various drivers. All those drivers have now been fixed, so by no longer exporting these functions future abuse is now prevented. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/v4l2-core/videobuf-dma-sg.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/media/v4l2-core/videobuf-dma-sg.c b/drivers/media/v4l2-core/videobuf-dma-sg.c
index 3ff15f1c9d70..f669cedca8bd 100644
--- a/drivers/media/v4l2-core/videobuf-dma-sg.c
+++ b/drivers/media/v4l2-core/videobuf-dma-sg.c
@@ -145,12 +145,11 @@ struct videobuf_dmabuf *videobuf_to_dma(struct videobuf_buffer *buf)
}
EXPORT_SYMBOL_GPL(videobuf_to_dma);
-void videobuf_dma_init(struct videobuf_dmabuf *dma)
+static void videobuf_dma_init(struct videobuf_dmabuf *dma)
{
memset(dma, 0, sizeof(*dma));
dma->magic = MAGIC_DMABUF;
}
-EXPORT_SYMBOL_GPL(videobuf_dma_init);
static int videobuf_dma_init_user_locked(struct videobuf_dmabuf *dma,
int direction, unsigned long data, unsigned long size)
@@ -195,7 +194,7 @@ static int videobuf_dma_init_user_locked(struct videobuf_dmabuf *dma,
return 0;
}
-int videobuf_dma_init_user(struct videobuf_dmabuf *dma, int direction,
+static int videobuf_dma_init_user(struct videobuf_dmabuf *dma, int direction,
unsigned long data, unsigned long size)
{
int ret;
@@ -206,9 +205,8 @@ int videobuf_dma_init_user(struct videobuf_dmabuf *dma, int direction,
return ret;
}
-EXPORT_SYMBOL_GPL(videobuf_dma_init_user);
-int videobuf_dma_init_kernel(struct videobuf_dmabuf *dma, int direction,
+static int videobuf_dma_init_kernel(struct videobuf_dmabuf *dma, int direction,
int nr_pages)
{
int i;
@@ -267,9 +265,8 @@ out_free_pages:
return -ENOMEM;
}
-EXPORT_SYMBOL_GPL(videobuf_dma_init_kernel);
-int videobuf_dma_init_overlay(struct videobuf_dmabuf *dma, int direction,
+static int videobuf_dma_init_overlay(struct videobuf_dmabuf *dma, int direction,
dma_addr_t addr, int nr_pages)
{
dprintk(1, "init overlay [%d pages @ bus 0x%lx]\n",
@@ -284,9 +281,8 @@ int videobuf_dma_init_overlay(struct videobuf_dmabuf *dma, int direction,
return 0;
}
-EXPORT_SYMBOL_GPL(videobuf_dma_init_overlay);
-int videobuf_dma_map(struct device *dev, struct videobuf_dmabuf *dma)
+static int videobuf_dma_map(struct device *dev, struct videobuf_dmabuf *dma)
{
MAGIC_CHECK(dma->magic, MAGIC_DMABUF);
BUG_ON(0 == dma->nr_pages);
@@ -328,7 +324,6 @@ int videobuf_dma_map(struct device *dev, struct videobuf_dmabuf *dma)
return 0;
}
-EXPORT_SYMBOL_GPL(videobuf_dma_map);
int videobuf_dma_unmap(struct device *dev, struct videobuf_dmabuf *dma)
{

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