summaryrefslogtreecommitdiffstats
path: root/drivers/media
diff options
context:
space:
mode:
authorRobert Jarzmik <robert.jarzmik@free.fr>2015-09-06 13:42:12 +0200
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-03-03 11:24:26 +0100
commite5853918d6dc971957b7daf2a2abd4b7eba37887 (patch)
tree47512214a9fa573860f30162b688fe2fd1c2ed65 /drivers/media
parent[media] pxa_camera: move interrupt to tasklet (diff)
downloadlinux-e5853918d6dc971957b7daf2a2abd4b7eba37887.tar.xz
linux-e5853918d6dc971957b7daf2a2abd4b7eba37887.zip
[media] pxa_camera: trivial move of dma irq functions
This moves the dma irq handling functions up in the source file, so that they are available before DMA preparation functions. It prepares the conversion to DMA engine, where the descriptors are populated with these functions as callbacks. Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/platform/soc_camera/pxa_camera.c42
1 files changed, 24 insertions, 18 deletions
diff --git a/drivers/media/platform/soc_camera/pxa_camera.c b/drivers/media/platform/soc_camera/pxa_camera.c
index 74dec77f896d..0c09002494ea 100644
--- a/drivers/media/platform/soc_camera/pxa_camera.c
+++ b/drivers/media/platform/soc_camera/pxa_camera.c
@@ -311,6 +311,30 @@ static int calculate_dma_sglen(struct scatterlist *sglist, int sglen,
return i + 1;
}
+static void pxa_camera_dma_irq(int channel, struct pxa_camera_dev *pcdev,
+ enum pxa_camera_active_dma act_dma);
+
+static void pxa_camera_dma_irq_y(int channel, void *data)
+{
+ struct pxa_camera_dev *pcdev = data;
+
+ pxa_camera_dma_irq(channel, pcdev, DMA_Y);
+}
+
+static void pxa_camera_dma_irq_u(int channel, void *data)
+{
+ struct pxa_camera_dev *pcdev = data;
+
+ pxa_camera_dma_irq(channel, pcdev, DMA_U);
+}
+
+static void pxa_camera_dma_irq_v(int channel, void *data)
+{
+ struct pxa_camera_dev *pcdev = data;
+
+ pxa_camera_dma_irq(channel, pcdev, DMA_V);
+}
+
/**
* pxa_init_dma_channel - init dma descriptors
* @pcdev: pxa camera device
@@ -802,24 +826,6 @@ out:
spin_unlock_irqrestore(&pcdev->lock, flags);
}
-static void pxa_camera_dma_irq_y(int channel, void *data)
-{
- struct pxa_camera_dev *pcdev = data;
- pxa_camera_dma_irq(channel, pcdev, DMA_Y);
-}
-
-static void pxa_camera_dma_irq_u(int channel, void *data)
-{
- struct pxa_camera_dev *pcdev = data;
- pxa_camera_dma_irq(channel, pcdev, DMA_U);
-}
-
-static void pxa_camera_dma_irq_v(int channel, void *data)
-{
- struct pxa_camera_dev *pcdev = data;
- pxa_camera_dma_irq(channel, pcdev, DMA_V);
-}
-
static struct videobuf_queue_ops pxa_videobuf_ops = {
.buf_setup = pxa_videobuf_setup,
.buf_prepare = pxa_videobuf_prepare,