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-rw-r--r--drivers/media/video/soc_camera.c26
-rw-r--r--include/media/soc_camera.h5
2 files changed, 31 insertions, 0 deletions
diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c
index b6be5ee678b..66ebe5956a8 100644
--- a/drivers/media/video/soc_camera.c
+++ b/drivers/media/video/soc_camera.c
@@ -732,10 +732,36 @@ static int soc_camera_remove(struct device *dev)
return 0;
}
+static int soc_camera_suspend(struct device *dev, pm_message_t state)
+{
+ struct soc_camera_device *icd = to_soc_camera_dev(dev);
+ struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+ int ret = 0;
+
+ if (ici->ops->suspend)
+ ret = ici->ops->suspend(icd, state);
+
+ return ret;
+}
+
+static int soc_camera_resume(struct device *dev)
+{
+ struct soc_camera_device *icd = to_soc_camera_dev(dev);
+ struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+ int ret = 0;
+
+ if (ici->ops->resume)
+ ret = ici->ops->resume(icd);
+
+ return ret;
+}
+
static struct bus_type soc_camera_bus_type = {
.name = "soc-camera",
.probe = soc_camera_probe,
.remove = soc_camera_remove,
+ .suspend = soc_camera_suspend,
+ .resume = soc_camera_resume,
};
static struct device_driver ic_drv = {
diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h
index 1de98f150e9..d548de32672 100644
--- a/include/media/soc_camera.h
+++ b/include/media/soc_camera.h
@@ -14,6 +14,7 @@
#include <linux/videodev2.h>
#include <media/videobuf-core.h>
+#include <linux/pm.h>
struct soc_camera_device {
struct list_head list;
@@ -63,6 +64,8 @@ struct soc_camera_host_ops {
struct module *owner;
int (*add)(struct soc_camera_device *);
void (*remove)(struct soc_camera_device *);
+ int (*suspend)(struct soc_camera_device *, pm_message_t state);
+ int (*resume)(struct soc_camera_device *);
int (*set_fmt_cap)(struct soc_camera_device *, __u32,
struct v4l2_rect *);
int (*try_fmt_cap)(struct soc_camera_device *, struct v4l2_format *);
@@ -111,6 +114,8 @@ struct soc_camera_ops {
struct module *owner;
int (*probe)(struct soc_camera_device *);
void (*remove)(struct soc_camera_device *);
+ int (*suspend)(struct soc_camera_device *, pm_message_t state);
+ int (*resume)(struct soc_camera_device *);
int (*init)(struct soc_camera_device *);
int (*release)(struct soc_camera_device *);
int (*start_capture)(struct soc_camera_device *);