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path: root/drivers/media/video/sh_mobile_csi2.c
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Diffstat (limited to 'drivers/media/video/sh_mobile_csi2.c')
-rw-r--r--drivers/media/video/sh_mobile_csi2.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/media/video/sh_mobile_csi2.c b/drivers/media/video/sh_mobile_csi2.c
index dd1b81b1442b..98b87481fa94 100644
--- a/drivers/media/video/sh_mobile_csi2.c
+++ b/drivers/media/video/sh_mobile_csi2.c
@@ -38,6 +38,8 @@ struct sh_csi2 {
void __iomem *base;
struct platform_device *pdev;
struct sh_csi2_client_config *client;
+ unsigned long (*query_bus_param)(struct soc_camera_device *);
+ int (*set_bus_param)(struct soc_camera_device *, unsigned long);
};
static int sh_csi2_try_fmt(struct v4l2_subdev *sd,
@@ -208,6 +210,7 @@ static int sh_csi2_notify(struct notifier_block *nb,
case BUS_NOTIFY_BOUND_DRIVER:
snprintf(priv->subdev.name, V4L2_SUBDEV_NAME_SIZE, "%s%s",
dev_name(v4l2_dev->dev), ".mipi-csi");
+ priv->subdev.grp_id = (long)icd;
ret = v4l2_device_register_subdev(v4l2_dev, &priv->subdev);
dev_dbg(dev, "%s(%p): ret(register_subdev) = %d\n", __func__, priv, ret);
if (ret < 0)
@@ -215,6 +218,8 @@ static int sh_csi2_notify(struct notifier_block *nb,
priv->client = pdata->clients + i;
+ priv->set_bus_param = icd->ops->set_bus_param;
+ priv->query_bus_param = icd->ops->query_bus_param;
icd->ops->set_bus_param = sh_csi2_set_bus_param;
icd->ops->query_bus_param = sh_csi2_query_bus_param;
@@ -226,8 +231,10 @@ static int sh_csi2_notify(struct notifier_block *nb,
priv->client = NULL;
/* Driver is about to be unbound */
- icd->ops->set_bus_param = NULL;
- icd->ops->query_bus_param = NULL;
+ icd->ops->set_bus_param = priv->set_bus_param;
+ icd->ops->query_bus_param = priv->query_bus_param;
+ priv->set_bus_param = NULL;
+ priv->query_bus_param = NULL;
v4l2_device_unregister_subdev(&priv->subdev);