V4L/DVB (8718): gspca: suspend/resume added.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h
index 5cb584546ee6..2596568e82fd 100644
--- a/drivers/media/video/gspca/gspca.h
+++ b/drivers/media/video/gspca/gspca.h
@@ -154,6 +154,9 @@ struct gspca_dev {
         struct mutex queue_lock;        /* ISOC queue protection */
         __u32 sequence;                 /* frame sequence number */
         char streaming;
+#ifdef CONFIG_PM
+        char frozen;                    /* suspend - resume */
+#endif
         char users;                     /* number of opens */
         char present;                   /* device connected */
         char nbufread;                  /* number of buffers for read() */
@@ -173,6 +176,10 @@ struct gspca_frame *gspca_frame_add(struct gspca_dev *gspca_dev,
                                     struct gspca_frame *frame,
                                     const __u8 *data,
                                     int len);
+#ifdef CONFIG_PM
+int gspca_suspend(struct usb_interface *intf, pm_message_t message);
+int gspca_resume(struct usb_interface *intf);
+#endif
 int gspca_auto_gain_n_exposure(struct gspca_dev *gspca_dev, int avg_lum,
         int desired_avg_lum, int deadzone, int gain_knee, int exposure_knee);
 #endif /* GSPCAV2_H */