[v3,3/4] media: pxa_camera: trivial move of dma irq functions

Message ID 1438198744-6150-4-git-send-email-robert.jarzmik@free.fr (mailing list archive)
State Superseded, archived
Delegated to: Guennadi Liakhovetski
Headers

Commit Message

Robert Jarzmik July 29, 2015, 7:39 p.m. UTC
  From: Robert Jarzmik <robert.jarzmik@intel.com>

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@intel.com>
---
Since v1: fixed prototypes change
---
 drivers/media/platform/soc_camera/pxa_camera.c | 42 +++++++++++++++-----------
 1 file changed, 24 insertions(+), 18 deletions(-)
  

Comments

Guennadi Liakhovetski Aug. 30, 2015, 11:14 a.m. UTC | #1
On Wed, 29 Jul 2015, Robert Jarzmik wrote:

> From: Robert Jarzmik <robert.jarzmik@intel.com>
> 
> 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@intel.com>
> ---
> Since v1: fixed prototypes change
> ---
>  drivers/media/platform/soc_camera/pxa_camera.c | 42 +++++++++++++++-----------
>  1 file 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 39c7e7519b3c..cdfb93aaee43 100644
> --- a/drivers/media/platform/soc_camera/pxa_camera.c
> +++ b/drivers/media/platform/soc_camera/pxa_camera.c
> @@ -313,6 +313,30 @@ static int calculate_dma_sglen(struct scatterlist *sglist, int sglen,

[snip]

> +	pxa_camera_dma_irq(pcdev, DMA_Y);

[snip]

> -	pxa_camera_dma_irq(channel, pcdev, DMA_Y);

This still seems to break compilation to me. Could you compile-test after 
each your patch, please?

Thanks
Guennadi
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Robert Jarzmik Aug. 30, 2015, 7:29 p.m. UTC | #2
Guennadi Liakhovetski <g.liakhovetski@gmx.de> writes:

> This still seems to break compilation to me. Could you compile-test after 
> each your patch, please?
Ah yes. Ill timing, I had sent the v4 before having these comments, so I'll have
to fix it in v5.

Cheers.
  

Patch

diff --git a/drivers/media/platform/soc_camera/pxa_camera.c b/drivers/media/platform/soc_camera/pxa_camera.c
index 39c7e7519b3c..cdfb93aaee43 100644
--- a/drivers/media/platform/soc_camera/pxa_camera.c
+++ b/drivers/media/platform/soc_camera/pxa_camera.c
@@ -313,6 +313,30 @@  static int calculate_dma_sglen(struct scatterlist *sglist, int sglen,
 	return i + 1;
 }
 
+static void pxa_camera_dma_irq(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(pcdev, DMA_Y);
+}
+
+static void pxa_camera_dma_irq_u(int channel, void *data)
+{
+	struct pxa_camera_dev *pcdev = data;
+
+	pxa_camera_dma_irq(pcdev, DMA_U);
+}
+
+static void pxa_camera_dma_irq_v(int channel, void *data)
+{
+	struct pxa_camera_dev *pcdev = data;
+
+	pxa_camera_dma_irq(pcdev, DMA_V);
+}
+
 /**
  * pxa_init_dma_channel - init dma descriptors
  * @pcdev: pxa camera device
@@ -810,24 +834,6 @@  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,