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[media] gspca - ov534/ov534_9: Fix sccd_read/write errors

The ov534 bridge is too slow to handle the sensor accesses
requested by fast hosts giving 'sccb_reg_write failed'.
A small delay fixes the problem.

Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Jean-Francois Moine 13 years ago
parent
commit
f19ed98111
2 changed files with 2 additions and 0 deletions
  1. 1 0
      drivers/media/video/gspca/ov534.c
  2. 1 0
      drivers/media/video/gspca/ov534_9.c

+ 1 - 0
drivers/media/video/gspca/ov534.c

@@ -851,6 +851,7 @@ static int sccb_check_status(struct gspca_dev *gspca_dev)
 	int i;
 
 	for (i = 0; i < 5; i++) {
+		msleep(10);
 		data = ov534_reg_read(gspca_dev, OV534_REG_STATUS);
 
 		switch (data) {

+ 1 - 0
drivers/media/video/gspca/ov534_9.c

@@ -1008,6 +1008,7 @@ static int sccb_check_status(struct gspca_dev *gspca_dev)
 	int i;
 
 	for (i = 0; i < 5; i++) {
+		msleep(10);
 		data = reg_r(gspca_dev, OV534_REG_STATUS);
 
 		switch (data) {