V4L/DVB (6394): Fix a cafe_ccic resume bug

If the system is suspended while the camera is streaming, it will not
continue streaming on resume.  Save the state properly so that resume
works.

Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c
index b63cab336920..2567da7b09eb 100644
--- a/drivers/media/video/cafe_ccic.c
+++ b/drivers/media/video/cafe_ccic.c
@@ -2232,13 +2232,16 @@ static int cafe_pci_suspend(struct pci_dev *pdev, pm_message_t state)
 {
         struct cafe_camera *cam = cafe_find_by_pdev(pdev);
         int ret;
+        enum cafe_state cstate;
 
         ret = pci_save_state(pdev);
         if (ret)
                 return ret;
+        cstate = cam->state; /* HACK - stop_dma sets to idle */
         cafe_ctlr_stop_dma(cam);
         cafe_ctlr_power_down(cam);
         pci_disable_device(pdev);
+        cam->state = cstate;
         return 0;
 }