V4L/DVB (3354): Fix maximum for the saturation and contrast controls.

Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/cx25840/cx25840-core.c

@@ -567,7 +567,7 @@ static struct v4l2_queryctrl cx25840_qctrl[] = {
 		.type          = V4L2_CTRL_TYPE_INTEGER,
 		.name          = "Contrast",
 		.minimum       = 0,
-		.maximum       = 255,
+		.maximum       = 127,
 		.step          = 1,
 		.default_value = 64,
 		.flags         = 0,
@@ -576,7 +576,7 @@ static struct v4l2_queryctrl cx25840_qctrl[] = {
 		.type          = V4L2_CTRL_TYPE_INTEGER,
 		.name          = "Saturation",
 		.minimum       = 0,
-		.maximum       = 255,
+		.maximum       = 127,
 		.step          = 1,
 		.default_value = 64,
 		.flags         = 0,

drivers/media/video/saa7115.c

@@ -1027,7 +1027,7 @@ static struct v4l2_queryctrl saa7115_qctrl[] = {
 		.type          = V4L2_CTRL_TYPE_INTEGER,
 		.name          = "Contrast",
 		.minimum       = 0,
-		.maximum       = 255,
+		.maximum       = 127,
 		.step          = 1,
 		.default_value = 64,
 		.flags         = 0,
@@ -1036,7 +1036,7 @@ static struct v4l2_queryctrl saa7115_qctrl[] = {
 		.type          = V4L2_CTRL_TYPE_INTEGER,
 		.name          = "Saturation",
 		.minimum       = 0,
-		.maximum       = 255,
+		.maximum       = 127,
 		.step          = 1,
 		.default_value = 64,
 		.flags         = 0,