[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/os/linux/linux-3.4.x/include/media/si4713.h b/ap/os/linux/linux-3.4.x/include/media/si4713.h
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index 0000000..ed7353e
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+++ b/ap/os/linux/linux-3.4.x/include/media/si4713.h
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+/*
+ * include/media/si4713.h
+ *
+ * Board related data definitions for Si4713 i2c device driver.
+ *
+ * Copyright (c) 2009 Nokia Corporation
+ * Contact: Eduardo Valentin <eduardo.valentin@nokia.com>
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ *
+ */
+
+#ifndef SI4713_H
+#define SI4713_H
+
+/* The SI4713 I2C sensor chip has a fixed slave address of 0xc6 or 0x22. */
+#define SI4713_I2C_ADDR_BUSEN_HIGH	0x63
+#define SI4713_I2C_ADDR_BUSEN_LOW	0x11
+
+/*
+ * Platform dependent definition
+ */
+struct si4713_platform_data {
+	int gpio_reset; /* < 0 if not used */
+};
+
+/*
+ * Structure to query for Received Noise Level (RNL).
+ */
+struct si4713_rnl {
+	__u32 index;		/* modulator index */
+	__u32 frequency;	/* frequency to peform rnl measurement */
+	__s32 rnl;		/* result of measurement in dBuV */
+	__u32 reserved[4];	/* drivers and apps must init this to 0 */
+};
+
+/*
+ * This is the ioctl number to query for rnl. Users must pass a
+ * struct si4713_rnl pointer specifying desired frequency in 'frequency' field
+ * following driver capabilities (i.e V4L2_TUNER_CAP_LOW).
+ * Driver must return measured value in the same struture, filling 'rnl' field.
+ */
+#define SI4713_IOC_MEASURE_RNL	_IOWR('V', BASE_VIDIOC_PRIVATE + 0, \
+						struct si4713_rnl)
+
+#endif /* ifndef SI4713_H*/