merge opensource jb u5

Change-Id: I1aaec157aa196f3448eff8636134fce89a814cf2

1 files changed, 246 insertions, 0 deletions

diff --git a/drivers/samsung/fm_si47xx/Si47xx_dev.h b/drivers/samsung/fm_si47xx/Si47xx_dev.h
new file mode 100644
index 0000000..5d32304
--- /dev/null
+++ b/drivers/samsung/fm_si47xx/Si47xx_dev.h
@@ -0,0 +1,246 @@
+/*
+ * Si47xx_dev.h  --  Si47xx FM Radio driver
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _Si47xx_dev_H
+#define _Si47xx_dev_H
+
+#include <linux/i2c.h>
+
+#include <linux/i2c/si47xx_common.h>
+
+#define NUM_SEEK_PRESETS	20
+
+#define WAIT_OVER		0
+#define SEEK_WAITING		1
+#define NO_WAIT			2
+#define TUNE_WAITING		4
+#define RDS_WAITING		5
+#define SEEK_CANCEL		6
+
+/*dev settings*/
+/*band*/
+#define BAND_87500_108000_kHz	1
+#define BAND_76000_108000_kHz	2
+#define BAND_76000_90000_kHz	3
+
+/*channel spacing*/
+#define CHAN_SPACING_200_kHz	20	/*US*/
+#define CHAN_SPACING_100_kHz	10	/*Europe,Japan */
+#define CHAN_SPACING_50_kHz	5
+/*DE-emphasis Time Constant*/
+#define DE_TIME_CONSTANT_50	1	/*Europe,Japan,Australia */
+#define DE_TIME_CONSTANT_75	0	/*US*/
+struct dev_state_t {
+	int power_state;
+	int seek_state;
+};
+
+struct rssi_snr_t {
+	u8 curr_rssi;
+	u8 curr_rssi_th;
+	u8 curr_snr;
+};
+
+struct device_id {
+	u8 part_number;
+	u16 manufact_number;
+};
+
+struct chip_id {
+	u8 chip_version;
+	u8 device;
+	u8 firmware_version;
+};
+
+struct sys_config2 {
+	u16 rssi_th;
+	u8 fm_band;
+	u8 fm_chan_spac;
+	u8 fm_vol;
+};
+
+struct sys_config3 {
+	u8 smmute;
+	u8 smutea;
+	u8 volext;
+	u8 sksnr;
+	u8 skcnt;
+};
+
+struct status_rssi {
+	u8 rdsr;
+	u8 stc;
+	u8 sfbl;
+	u8 afcrl;
+	u8 rdss;
+	u8 blera;
+	u8 st;
+	u16 rssi;
+};
+
+struct radio_data_t {
+	u16 rdsa;
+	u16 rdsb;
+	u16 rdsc;
+	u16 rdsd;
+	u8 curr_rssi;
+	u32 curr_channel;
+	u8 blera;
+	u8 blerb;
+	u8 blerc;
+	u8 blerd;
+};
+
+struct channel_into_t {
+	u32 frequency;
+	u8 rsssi_val;
+};
+
+struct tune_data_t {
+	u8 stc;
+	u8 bltf;
+	u8 afcrl;
+	u8 valid;
+	u16 freq;
+	u8 rssi;
+	u8 asnr;
+	u16 antcap;
+};
+
+struct rsq_data_t {
+	u8 rsqints;
+	u8 smute;
+	u8 afcrl;
+	u8 valid;
+	u8 pilot;
+	u8 blend;
+	u8 rssi;
+	u8 snr;
+	u8 mult;
+	u8 freqoff;
+};
+
+struct dev_settings_t {
+	u16 band;
+	u32 bottom_of_band;
+	u16 channel_spacing;
+	u32 timeout_RDS;      /****For storing the jiffy value****/
+	u32 seek_preset[NUM_SEEK_PRESETS];
+	u8 curr_snr;
+	u8 curr_rssi_th;
+	u8 curr_rssi;
+};
+
+struct Si47xx_device_t {
+	/*Any function which
+	   - views/modifies the fields of this structure
+	   - does i2c communication
+	   should lock the mutex before doing so.
+	   Recursive locking should not be done.
+	   In this file all the exported functions will take care
+	   of this. The static functions will not deal with the
+	   mutex */
+	struct mutex lock;
+	struct si47xx_platform_data	*pdata;
+	struct i2c_client *client;
+	struct device	*dev;
+	struct dev_state_t state;
+	struct dev_settings_t settings;
+	struct channel_into_t rssi_freq[50];
+
+	/* This field will be checked by all the functions
+	   exported by this file (except the init function),
+	   to validate the the fields of this structure.
+	   if eTRUE: the fileds are valid
+	   if eFALSE: do not trust the values of the fields
+	   of this structure */
+	unsigned short valid;
+
+	/*will be true is the client ans state fields are correct */
+	unsigned short valid_client_state;
+	u8 vol_idx;
+};
+
+extern int Si47xx_dev_wait_flag;
+extern wait_queue_head_t Si4709_waitq;
+
+#ifdef RDS_INTERRUPT_ON_ALWAYS
+extern int Si47xx_RDS_flag;
+extern int RDS_Data_Available;
+extern int RDS_Data_Lost;
+extern int RDS_Groups_Available_till_now;
+extern struct workqueue_struct *Si47xx_wq;
+extern struct work_struct Si47xx_work;
+#endif
+
+/*	Function prototypes	*/
+
+/*extern functions*/
+/**********************************************/
+/*	All the exported functions which view or modify the device
+	state/data, do i2c com will have to lock the mutex before
+	doing so
+*/
+/**********************************************/
+
+extern int Si47xx_dev_init(struct Si47xx_device_t *);
+extern int Si47xx_dev_exit(void);
+
+extern int Si47xx_dev_suspend(void);
+extern int Si47xx_dev_resume(void);
+
+extern int Si47xx_dev_powerup(void);
+extern int Si47xx_dev_powerdown(void);
+
+extern int Si47xx_dev_band_set(int);
+extern int Si47xx_dev_ch_spacing_set(int);
+
+extern int Si47xx_dev_chan_select(u32);
+extern int Si47xx_dev_chan_get(u32 *);
+
+extern int Si47xx_dev_seek_full(u32 *);
+extern int Si47xx_dev_seek_up(u32 *);
+extern int Si47xx_dev_seek_down(u32 *);
+extern int Si47xx_dev_seek_auto(u32 *);
+
+extern int Si47xx_dev_RSSI_seek_th_set(u8);
+extern int Si47xx_dev_seek_SNR_th_set(u8);
+extern int Si47xx_dev_seek_FM_ID_th_set(u8);
+extern int Si47xx_dev_cur_RSSI_get(struct rssi_snr_t *);
+extern int Si47xx_dev_volume_set(u8);
+extern int Si47xx_dev_volume_get(u8 *);
+extern int Si47xx_dev_DSMUTE_ON(void);
+extern int Si47xx_dev_DSMUTE_OFF(void);
+extern int Si47xx_dev_MUTE_ON(void);
+extern int Si47xx_dev_MUTE_OFF(void);
+extern int Si47xx_dev_MONO_SET(void);
+extern int Si47xx_dev_STEREO_SET(void);
+extern int Si47xx_dev_rstate_get(struct dev_state_t *);
+extern int Si47xx_dev_RDS_data_get(struct radio_data_t *);
+extern int Si47xx_dev_RDS_ENABLE(void);
+extern int Si47xx_dev_RDS_DISABLE(void);
+extern int Si47xx_dev_RDS_timeout_set(u32);
+extern int Si47xx_dev_device_id(struct device_id *);
+extern int Si47xx_dev_chip_id(struct chip_id *);
+extern int Si47xx_dev_sys_config2(struct sys_config2 *);
+extern int Si47xx_dev_sys_config3(struct sys_config3 *);
+extern int Si47xx_dev_AFCRL_get(u8 *);
+extern int Si47xx_dev_DE_set(u8);
+extern int Si47xx_dev_status_rssi(struct status_rssi *status);
+extern int Si47xx_dev_sys_config2_set(struct sys_config2 *sys_conf2);
+extern int Si47xx_dev_sys_config3_set(struct sys_config3 *sys_conf3);
+extern int Si47xx_dev_reset_rds_data(void);
+
+/***********************************************/
+
+#ifdef RDS_INTERRUPT_ON_ALWAYS
+extern void Si47xx_work_func(struct work_struct *);
+#endif
+#endif
+
+