V4L/DVB (8337): soc_camera: make videobuf independent
Makes SoC camera videobuf independent. Includes all necessary changes for
PXA camera driver (currently the only driver using soc_camera in the mainline).
These changes are important for the future soc_camera based drivers.
Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/pxa_camera.c b/drivers/media/video/pxa_camera.c
index 5ec5bb9..c3a7d47 100644
--- a/drivers/media/video/pxa_camera.c
+++ b/drivers/media/video/pxa_camera.c
@@ -30,6 +30,7 @@
#include <media/v4l2-common.h>
#include <media/v4l2-dev.h>
+#include <media/videobuf-dma-sg.h>
#include <media/soc_camera.h>
#include <linux/videodev2.h>
@@ -582,6 +583,16 @@
.buf_release = pxa_videobuf_release,
};
+static void pxa_camera_init_videobuf(struct videobuf_queue *q, spinlock_t *lock,
+ struct soc_camera_device *icd)
+{
+ /* We must pass NULL as dev pointer, then all pci_* dma operations
+ * transform to normal dma_* ones. */
+ videobuf_queue_sg_init(q, &pxa_videobuf_ops, NULL, lock,
+ V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_NONE,
+ sizeof(struct pxa_buffer), icd);
+}
+
static int mclk_get_divisor(struct pxa_camera_dev *pcdev)
{
unsigned int mclk_10khz = pcdev->platform_mclk_10khz;
@@ -998,6 +1009,7 @@
.remove = pxa_camera_remove_device,
.set_fmt_cap = pxa_camera_set_fmt_cap,
.try_fmt_cap = pxa_camera_try_fmt_cap,
+ .init_videobuf = pxa_camera_init_videobuf,
.reqbufs = pxa_camera_reqbufs,
.poll = pxa_camera_poll,
.querycap = pxa_camera_querycap,
@@ -1009,8 +1021,6 @@
/* Should be allocated dynamically too, but we have only one. */
static struct soc_camera_host pxa_soc_camera_host = {
.drv_name = PXA_CAM_DRV_NAME,
- .vbq_ops = &pxa_videobuf_ops,
- .msize = sizeof(struct pxa_buffer),
.ops = &pxa_soc_camera_host_ops,
};