Updated temporary patch to get ov7670 working with soc camera.
---
Basically this is the original patch with the changes Guennadi
suggested. Again this is only for info, not a formal patch submission.
diff --git a/drivers/media/video/ov7670.c b/drivers/media/video/ov7670.c
index 0e2184e..9bea804 100644
--- a/drivers/media/video/ov7670.c
+++ b/drivers/media/video/ov7670.c
@@ -19,6 +19,12 @@
#include <media/v4l2-chip-ident.h>
#include <media/v4l2-i2c-drv.h>
+#define OV7670_SOC
+
+
+#ifdef OV7670_SOC
+#include <media/soc_camera.h>
+#endif /* OV7670_SOC */
MODULE_AUTHOR("Jonathan Corbet <cor...@lwn.net>");
MODULE_DESCRIPTION("A low-level driver for OmniVision ov7670 sensors");
@@ -1239,13 +1245,58 @@ static const struct v4l2_subdev_ops ov7670_ops = {
};
/* ----------------------------------------------------------------------- */
+#ifdef OV7670_SOC
+
+static unsigned long ov7670_soc_query_bus_param(struct soc_camera_device *icd)
+{
+ struct soc_camera_link *icl = to_soc_camera_link(icd);
+
+ unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_MASTER |
+ SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_HIGH |
+ SOCAM_DATAWIDTH_8 | SOCAM_DATA_ACTIVE_HIGH;
+
+ return soc_camera_apply_sensor_flags(icl, flags);
+}
+/* This device only supports one bus option */
+static int ov7670_soc_set_bus_param(struct soc_camera_device *icd,
+ unsigned long flags)
+{
+ return 0;
+}
+
+static struct soc_camera_ops ov7670_soc_ops = {
+ .set_bus_param = ov7670_soc_set_bus_param,
+ .query_bus_param = ov7670_soc_query_bus_param,
+};
+#define SETFOURCC(type) .name = (#type), .fourcc = (V4L2_PIX_FMT_ ## type)
+static const struct soc_camera_data_format ov7670_soc_fmt_lists[] = {
+ {
+ SETFOURCC(YUYV),
+ .depth = 16,
+ .colorspace = V4L2_COLORSPACE_JPEG,
+ }, {
+ SETFOURCC(RGB565),
+ .depth = 16,
+ .colorspace = V4L2_COLORSPACE_SRGB,
+ },
+};
+
+#endif
static int ov7670_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct v4l2_subdev *sd;
struct ov7670_info *info;
int ret;
+#ifdef OV7670_SOC
+ struct soc_camera_device *icd = client->dev.platform_data;
+ icd->ops = &ov7670_soc_ops;
+ icd->rect_max.width = VGA_WIDTH;
+ icd->rect_max.height = VGA_HEIGHT;
+ icd->formats = ov7670_soc_fmt_lists;
+ icd->num_formats = ARRAY_SIZE(ov7670_soc_fmt_lists);
+#endif
info = kzalloc(sizeof(struct ov7670_info), GFP_KERNEL);
if (info == NULL)
--
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