V4L/DVB (8822): gspca: Change some subdriver functions for suspend/resume.

- new function 'init' called on probe and resume
- remove the functions 'open' and 'closed'
- 'stopN' and 'stop0' are optional

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/gspca/spca501.c b/drivers/media/video/gspca/spca501.c
index 525f1b3..e9eb59b 100644
--- a/drivers/media/video/gspca/spca501.c
+++ b/drivers/media/video/gspca/spca501.c
@@ -1953,8 +1953,8 @@
 	return -EINVAL;
 }
 
-/* this function is called at open time */
-static int sd_open(struct gspca_dev *gspca_dev)
+/* this function is called at probe and resume time */
+static int sd_init(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 
@@ -2023,11 +2023,6 @@
 
 static void sd_stop0(struct gspca_dev *gspca_dev)
 {
-}
-
-/* this function is called at close time */
-static void sd_close(struct gspca_dev *gspca_dev)
-{
 	reg_write(gspca_dev->dev, SPCA501_REG_CTLRL, 0x05, 0x00);
 }
 
@@ -2120,11 +2115,10 @@
 	.ctrls = sd_ctrls,
 	.nctrls = ARRAY_SIZE(sd_ctrls),
 	.config = sd_config,
-	.open = sd_open,
+	.init = sd_init,
 	.start = sd_start,
 	.stopN = sd_stopN,
 	.stop0 = sd_stop0,
-	.close = sd_close,
 	.pkt_scan = sd_pkt_scan,
 };