+{
+ struct sn9c102_device* cam;
+ enum sn9c102_bridge bridge;
+ ssize_t res = 0;
+ u8 value;
+ ssize_t count;
+
+ if (down_interruptible(&sn9c102_sysfs_lock))
+ return -ERESTARTSYS;
+
+ cam = video_get_drvdata(to_video_device(cd));
+ if (!cam) {
+ up(&sn9c102_sysfs_lock);
+ return -ENODEV;
+ }
+
+ bridge = cam->bridge;
+
+ up(&sn9c102_sysfs_lock);
+
+ value = sn9c102_strtou8(buf, len, &count);
+ if (!count)
+ return -EINVAL;
+
+ switch (bridge) {
+ case BRIDGE_SN9C101:
+ case BRIDGE_SN9C102:
+ if (value > 0x0f)
+ return -EINVAL;
+ if ((res = sn9c102_store_reg(cd, "0x11", 4)) >= 0)
+ res = sn9c102_store_val(cd, buf, len);
+ break;
+ case BRIDGE_SN9C103:
+ if (value > 0x7f)
+ return -EINVAL;
+ if ((res = sn9c102_store_reg(cd, "0x04", 4)) >= 0)
+ res = sn9c102_store_val(cd, buf, len);
+ break;
+ }
+
+ return res;
+}
+
+
+static ssize_t
+sn9c102_store_blue(struct class_device* cd, const char* buf, size_t len)
+{
+ ssize_t res = 0;
+ u8 value;
+ ssize_t count;
+
+ value = sn9c102_strtou8(buf, len, &count);
+ if (!count || value > 0x7f)
+ return -EINVAL;
+
+ if ((res = sn9c102_store_reg(cd, "0x06", 4)) >= 0)
+ res = sn9c102_store_val(cd, buf, len);
+
+ return res;
+}
+
+
+static ssize_t
+sn9c102_store_red(struct class_device* cd, const char* buf, size_t len)