diff options
Diffstat (limited to 'drivers/media/dvb-frontends')
99 files changed, 2631 insertions, 130 deletions
diff --git a/drivers/media/dvb-frontends/Kconfig b/drivers/media/dvb-frontends/Kconfig index bb76727d924e..97c151d5b2e1 100644 --- a/drivers/media/dvb-frontends/Kconfig +++ b/drivers/media/dvb-frontends/Kconfig @@ -577,6 +577,14 @@ config DVB_LGDT3305 An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want to support this frontend. +config DVB_LGDT3306A + tristate "LG Electronics LGDT3306A based" + depends on DVB_CORE && I2C + default m if !MEDIA_SUBDRV_AUTOSELECT + help + An ATSC 8VSB and QAM-B 64/256 demodulator module. Say Y when you want + to support this frontend. + config DVB_LG2160 tristate "LG Electronics LG216x based" depends on DVB_CORE && I2C diff --git a/drivers/media/dvb-frontends/Makefile b/drivers/media/dvb-frontends/Makefile index ba59df63d050..23d399bec804 100644 --- a/drivers/media/dvb-frontends/Makefile +++ b/drivers/media/dvb-frontends/Makefile @@ -54,6 +54,7 @@ obj-$(CONFIG_DVB_BCM3510) += bcm3510.o obj-$(CONFIG_DVB_S5H1420) += s5h1420.o obj-$(CONFIG_DVB_LGDT330X) += lgdt330x.o obj-$(CONFIG_DVB_LGDT3305) += lgdt3305.o +obj-$(CONFIG_DVB_LGDT3306A) += lgdt3306a.o obj-$(CONFIG_DVB_LG2160) += lg2160.o obj-$(CONFIG_DVB_CX24123) += cx24123.o obj-$(CONFIG_DVB_LNBP21) += lnbp21.o diff --git a/drivers/media/dvb-frontends/a8293.h b/drivers/media/dvb-frontends/a8293.h index b6ef6427cfa5..5f0411939ffc 100644 --- a/drivers/media/dvb-frontends/a8293.h +++ b/drivers/media/dvb-frontends/a8293.h @@ -27,7 +27,7 @@ struct a8293_config { u8 i2c_addr; }; -#if IS_ENABLED(CONFIG_DVB_A8293) +#if IS_REACHABLE(CONFIG_DVB_A8293) extern struct dvb_frontend *a8293_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct a8293_config *cfg); #else diff --git a/drivers/media/dvb-frontends/af9013.h b/drivers/media/dvb-frontends/af9013.h index 09273b2cd310..1dcc936e1661 100644 --- a/drivers/media/dvb-frontends/af9013.h +++ b/drivers/media/dvb-frontends/af9013.h @@ -103,7 +103,7 @@ struct af9013_config { u8 gpio[4]; }; -#if IS_ENABLED(CONFIG_DVB_AF9013) +#if IS_REACHABLE(CONFIG_DVB_AF9013) extern struct dvb_frontend *af9013_attach(const struct af9013_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/atbm8830.h b/drivers/media/dvb-frontends/atbm8830.h index 8e0ac98f8d08..5446d13fdfe8 100644 --- a/drivers/media/dvb-frontends/atbm8830.h +++ b/drivers/media/dvb-frontends/atbm8830.h @@ -61,7 +61,7 @@ struct atbm8830_config { u8 agc_hold_loop; }; -#if IS_ENABLED(CONFIG_DVB_ATBM8830) +#if IS_REACHABLE(CONFIG_DVB_ATBM8830) extern struct dvb_frontend *atbm8830_attach(const struct atbm8830_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/au8522.h b/drivers/media/dvb-frontends/au8522.h index 612251958855..dde61582c158 100644 --- a/drivers/media/dvb-frontends/au8522.h +++ b/drivers/media/dvb-frontends/au8522.h @@ -61,7 +61,7 @@ struct au8522_config { enum au8522_if_freq qam_if; }; -#if IS_ENABLED(CONFIG_DVB_AU8522_DTV) +#if IS_REACHABLE(CONFIG_DVB_AU8522_DTV) extern struct dvb_frontend *au8522_attach(const struct au8522_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/bcm3510.h b/drivers/media/dvb-frontends/bcm3510.h index 5bd56b1623bf..ff66492fb940 100644 --- a/drivers/media/dvb-frontends/bcm3510.h +++ b/drivers/media/dvb-frontends/bcm3510.h @@ -34,7 +34,7 @@ struct bcm3510_config int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name); }; -#if IS_ENABLED(CONFIG_DVB_BCM3510) +#if IS_REACHABLE(CONFIG_DVB_BCM3510) extern struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/cx22700.h b/drivers/media/dvb-frontends/cx22700.h index 382a7b1f3618..e0a764868e6f 100644 --- a/drivers/media/dvb-frontends/cx22700.h +++ b/drivers/media/dvb-frontends/cx22700.h @@ -31,7 +31,7 @@ struct cx22700_config u8 demod_address; }; -#if IS_ENABLED(CONFIG_DVB_CX22700) +#if IS_REACHABLE(CONFIG_DVB_CX22700) extern struct dvb_frontend* cx22700_attach(const struct cx22700_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/cx22702.h b/drivers/media/dvb-frontends/cx22702.h index 0b1a6c2f9d5f..68b69a7660d2 100644 --- a/drivers/media/dvb-frontends/cx22702.h +++ b/drivers/media/dvb-frontends/cx22702.h @@ -41,7 +41,7 @@ struct cx22702_config { u8 output_mode; }; -#if IS_ENABLED(CONFIG_DVB_CX22702) +#if IS_REACHABLE(CONFIG_DVB_CX22702) extern struct dvb_frontend *cx22702_attach( const struct cx22702_config *config, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/cx24110.h b/drivers/media/dvb-frontends/cx24110.h index 527aff1f2723..d5453ed20b28 100644 --- a/drivers/media/dvb-frontends/cx24110.h +++ b/drivers/media/dvb-frontends/cx24110.h @@ -46,7 +46,7 @@ static inline int cx24110_pll_write(struct dvb_frontend *fe, u32 val) return 0; } -#if IS_ENABLED(CONFIG_DVB_CX24110) +#if IS_REACHABLE(CONFIG_DVB_CX24110) extern struct dvb_frontend* cx24110_attach(const struct cx24110_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/cx24113.h b/drivers/media/dvb-frontends/cx24113.h index 782711ba1a32..962919b9b6e6 100644 --- a/drivers/media/dvb-frontends/cx24113.h +++ b/drivers/media/dvb-frontends/cx24113.h @@ -32,7 +32,7 @@ struct cx24113_config { u32 xtal_khz; }; -#if IS_ENABLED(CONFIG_DVB_TUNER_CX24113) +#if IS_REACHABLE(CONFIG_DVB_TUNER_CX24113) extern struct dvb_frontend *cx24113_attach(struct dvb_frontend *, const struct cx24113_config *config, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/cx24116.h b/drivers/media/dvb-frontends/cx24116.h index 2ec84fae3f9f..f6dbabc1d62b 100644 --- a/drivers/media/dvb-frontends/cx24116.h +++ b/drivers/media/dvb-frontends/cx24116.h @@ -41,7 +41,7 @@ struct cx24116_config { u16 i2c_wr_max; }; -#if IS_ENABLED(CONFIG_DVB_CX24116) +#if IS_REACHABLE(CONFIG_DVB_CX24116) extern struct dvb_frontend *cx24116_attach( const struct cx24116_config *config, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/cx24117.h b/drivers/media/dvb-frontends/cx24117.h index 4e59e9574fa7..1648ab432168 100644 --- a/drivers/media/dvb-frontends/cx24117.h +++ b/drivers/media/dvb-frontends/cx24117.h @@ -30,7 +30,7 @@ struct cx24117_config { u8 demod_address; }; -#if IS_ENABLED(CONFIG_DVB_CX24117) +#if IS_REACHABLE(CONFIG_DVB_CX24117) extern struct dvb_frontend *cx24117_attach( const struct cx24117_config *config, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/cx24123.h b/drivers/media/dvb-frontends/cx24123.h index 102e70d17c43..758aee5a072f 100644 --- a/drivers/media/dvb-frontends/cx24123.h +++ b/drivers/media/dvb-frontends/cx24123.h @@ -39,7 +39,7 @@ struct cx24123_config { void (*agc_callback) (struct dvb_frontend *); }; -#if IS_ENABLED(CONFIG_DVB_CX24123) +#if IS_REACHABLE(CONFIG_DVB_CX24123) extern struct dvb_frontend *cx24123_attach(const struct cx24123_config *config, struct i2c_adapter *i2c); extern struct i2c_adapter *cx24123_get_tuner_i2c_adapter(struct dvb_frontend *); diff --git a/drivers/media/dvb-frontends/cxd2820r.h b/drivers/media/dvb-frontends/cxd2820r.h index 6095dbcf7850..56d42760263d 100644 --- a/drivers/media/dvb-frontends/cxd2820r.h +++ b/drivers/media/dvb-frontends/cxd2820r.h @@ -72,7 +72,7 @@ struct cxd2820r_config { }; -#if IS_ENABLED(CONFIG_DVB_CXD2820R) +#if IS_REACHABLE(CONFIG_DVB_CXD2820R) extern struct dvb_frontend *cxd2820r_attach( const struct cxd2820r_config *config, struct i2c_adapter *i2c, diff --git a/drivers/media/dvb-frontends/dib0070.h b/drivers/media/dvb-frontends/dib0070.h index 0c6befcc9143..6c0b6672b1d9 100644 --- a/drivers/media/dvb-frontends/dib0070.h +++ b/drivers/media/dvb-frontends/dib0070.h @@ -48,7 +48,7 @@ struct dib0070_config { u8 vga_filter; }; -#if IS_ENABLED(CONFIG_DVB_TUNER_DIB0070) +#if IS_REACHABLE(CONFIG_DVB_TUNER_DIB0070) extern struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg); extern u16 dib0070_wbd_offset(struct dvb_frontend *); extern void dib0070_ctrl_agc_filter(struct dvb_frontend *, u8 open); diff --git a/drivers/media/dvb-frontends/dib0090.h b/drivers/media/dvb-frontends/dib0090.h index 6a090954fa10..ad74bc823f08 100644 --- a/drivers/media/dvb-frontends/dib0090.h +++ b/drivers/media/dvb-frontends/dib0090.h @@ -75,7 +75,7 @@ struct dib0090_config { u8 force_crystal_mode; }; -#if IS_ENABLED(CONFIG_DVB_TUNER_DIB0090) +#if IS_REACHABLE(CONFIG_DVB_TUNER_DIB0090) extern struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config); extern struct dvb_frontend *dib0090_fw_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config); extern void dib0090_dcc_freq(struct dvb_frontend *fe, u8 fast); diff --git a/drivers/media/dvb-frontends/dib3000.h b/drivers/media/dvb-frontends/dib3000.h index 9b6c3bbc983a..6ae9899b5b45 100644 --- a/drivers/media/dvb-frontends/dib3000.h +++ b/drivers/media/dvb-frontends/dib3000.h @@ -41,7 +41,7 @@ struct dib_fe_xfer_ops int (*tuner_pass_ctrl)(struct dvb_frontend *fe, int onoff, u8 pll_ctrl); }; -#if IS_ENABLED(CONFIG_DVB_DIB3000MB) +#if IS_REACHABLE(CONFIG_DVB_DIB3000MB) extern struct dvb_frontend* dib3000mb_attach(const struct dib3000_config* config, struct i2c_adapter* i2c, struct dib_fe_xfer_ops *xfer_ops); #else diff --git a/drivers/media/dvb-frontends/dib3000mc.h b/drivers/media/dvb-frontends/dib3000mc.h index 129d1425516a..74816f793611 100644 --- a/drivers/media/dvb-frontends/dib3000mc.h +++ b/drivers/media/dvb-frontends/dib3000mc.h @@ -41,7 +41,7 @@ struct dib3000mc_config { #define DEFAULT_DIB3000MC_I2C_ADDRESS 16 #define DEFAULT_DIB3000P_I2C_ADDRESS 24 -#if IS_ENABLED(CONFIG_DVB_DIB3000MC) +#if IS_REACHABLE(CONFIG_DVB_DIB3000MC) extern struct dvb_frontend *dib3000mc_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib3000mc_config *cfg); diff --git a/drivers/media/dvb-frontends/dib7000m.h b/drivers/media/dvb-frontends/dib7000m.h index b585413f9a29..6468c278cc4d 100644 --- a/drivers/media/dvb-frontends/dib7000m.h +++ b/drivers/media/dvb-frontends/dib7000m.h @@ -40,7 +40,7 @@ struct dib7000m_config { #define DEFAULT_DIB7000M_I2C_ADDRESS 18 -#if IS_ENABLED(CONFIG_DVB_DIB7000M) +#if IS_REACHABLE(CONFIG_DVB_DIB7000M) extern struct dvb_frontend *dib7000m_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib7000m_config *cfg); diff --git a/drivers/media/dvb-frontends/dib7000p.h b/drivers/media/dvb-frontends/dib7000p.h index 1fea0e972654..baa278928cf3 100644 --- a/drivers/media/dvb-frontends/dib7000p.h +++ b/drivers/media/dvb-frontends/dib7000p.h @@ -66,7 +66,7 @@ struct dib7000p_ops { struct dvb_frontend *(*init)(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib7000p_config *cfg); }; -#if IS_ENABLED(CONFIG_DVB_DIB7000P) +#if IS_REACHABLE(CONFIG_DVB_DIB7000P) void *dib7000p_attach(struct dib7000p_ops *ops); #else static inline void *dib7000p_attach(struct dib7000p_ops *ops) diff --git a/drivers/media/dvb-frontends/dib8000.h b/drivers/media/dvb-frontends/dib8000.h index 84cc10383dcd..780c37bdcb72 100644 --- a/drivers/media/dvb-frontends/dib8000.h +++ b/drivers/media/dvb-frontends/dib8000.h @@ -63,7 +63,7 @@ struct dib8000_ops { struct dvb_frontend *(*init)(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib8000_config *cfg); }; -#if IS_ENABLED(CONFIG_DVB_DIB8000) +#if IS_REACHABLE(CONFIG_DVB_DIB8000) void *dib8000_attach(struct dib8000_ops *ops); #else static inline int dib8000_attach(struct dib8000_ops *ops) diff --git a/drivers/media/dvb-frontends/dib9000.h b/drivers/media/dvb-frontends/dib9000.h index f3639f045ff0..b10a70aa7c9f 100644 --- a/drivers/media/dvb-frontends/dib9000.h +++ b/drivers/media/dvb-frontends/dib9000.h @@ -27,7 +27,7 @@ struct dib9000_config { #define DEFAULT_DIB9000_I2C_ADDRESS 18 -#if IS_ENABLED(CONFIG_DVB_DIB9000) +#if IS_REACHABLE(CONFIG_DVB_DIB9000) extern struct dvb_frontend *dib9000_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, const struct dib9000_config *cfg); extern int dib9000_i2c_enumeration(struct i2c_adapter *host, int no_of_demods, u8 default_addr, u8 first_addr); extern struct i2c_adapter *dib9000_get_tuner_interface(struct dvb_frontend *fe); diff --git a/drivers/media/dvb-frontends/drx39xyj/drx39xxj.h b/drivers/media/dvb-frontends/drx39xyj/drx39xxj.h index cfd0b96b6939..8188062953af 100644 --- a/drivers/media/dvb-frontends/drx39xyj/drx39xxj.h +++ b/drivers/media/dvb-frontends/drx39xyj/drx39xxj.h @@ -34,7 +34,7 @@ struct drx39xxj_state { const struct firmware *fw; }; -#if IS_ENABLED(CONFIG_DVB_DRX39XYJ) +#if IS_REACHABLE(CONFIG_DVB_DRX39XYJ) struct dvb_frontend *drx39xxj_attach(struct i2c_adapter *i2c); #else static inline struct dvb_frontend *drx39xxj_attach(struct i2c_adapter *i2c) { diff --git a/drivers/media/dvb-frontends/drxd.h b/drivers/media/dvb-frontends/drxd.h index d998e4d5a7fc..a47c22d6667e 100644 --- a/drivers/media/dvb-frontends/drxd.h +++ b/drivers/media/dvb-frontends/drxd.h @@ -52,7 +52,7 @@ struct drxd_config { s16(*osc_deviation) (void *priv, s16 dev, int flag); }; -#if IS_ENABLED(CONFIG_DVB_DRXD) +#if IS_REACHABLE(CONFIG_DVB_DRXD) extern struct dvb_frontend *drxd_attach(const struct drxd_config *config, void *priv, struct i2c_adapter *i2c, diff --git a/drivers/media/dvb-frontends/drxk.h b/drivers/media/dvb-frontends/drxk.h index f6cb34660327..8f0b9eec528f 100644 --- a/drivers/media/dvb-frontends/drxk.h +++ b/drivers/media/dvb-frontends/drxk.h @@ -51,7 +51,7 @@ struct drxk_config { int qam_demod_parameter_count; }; -#if IS_ENABLED(CONFIG_DVB_DRXK) +#if IS_REACHABLE(CONFIG_DVB_DRXK) extern struct dvb_frontend *drxk_attach(const struct drxk_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/ds3000.h b/drivers/media/dvb-frontends/ds3000.h index f9c21fb7af13..153169da9017 100644 --- a/drivers/media/dvb-frontends/ds3000.h +++ b/drivers/media/dvb-frontends/ds3000.h @@ -35,7 +35,7 @@ struct ds3000_config { void (*set_lock_led)(struct dvb_frontend *fe, int offon); }; -#if IS_ENABLED(CONFIG_DVB_DS3000) +#if IS_REACHABLE(CONFIG_DVB_DS3000) extern struct dvb_frontend *ds3000_attach(const struct ds3000_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/dvb-pll.h b/drivers/media/dvb-frontends/dvb-pll.h index f4b5a0601c3a..bf9602a88b6c 100644 --- a/drivers/media/dvb-frontends/dvb-pll.h +++ b/drivers/media/dvb-frontends/dvb-pll.h @@ -38,7 +38,7 @@ * @param pll_desc_id dvb_pll_desc to use. * @return Frontend pointer on success, NULL on failure */ -#if IS_ENABLED(CONFIG_DVB_PLL) +#if IS_REACHABLE(CONFIG_DVB_PLL) extern struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2c, diff --git a/drivers/media/dvb-frontends/dvb_dummy_fe.h b/drivers/media/dvb-frontends/dvb_dummy_fe.h index 0cbf96105631..15e4ceab869a 100644 --- a/drivers/media/dvb-frontends/dvb_dummy_fe.h +++ b/drivers/media/dvb-frontends/dvb_dummy_fe.h @@ -26,7 +26,7 @@ #include <linux/dvb/frontend.h> #include "dvb_frontend.h" -#if IS_ENABLED(CONFIG_DVB_DUMMY_FE) +#if IS_REACHABLE(CONFIG_DVB_DUMMY_FE) extern struct dvb_frontend* dvb_dummy_fe_ofdm_attach(void); extern struct dvb_frontend* dvb_dummy_fe_qpsk_attach(void); extern struct dvb_frontend* dvb_dummy_fe_qam_attach(void); diff --git a/drivers/media/dvb-frontends/ec100.h b/drivers/media/dvb-frontends/ec100.h index 37558403068d..9544bab5cd1d 100644 --- a/drivers/media/dvb-frontends/ec100.h +++ b/drivers/media/dvb-frontends/ec100.h @@ -31,7 +31,7 @@ struct ec100_config { }; -#if IS_ENABLED(CONFIG_DVB_EC100) +#if IS_REACHABLE(CONFIG_DVB_EC100) extern struct dvb_frontend *ec100_attach(const struct ec100_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/hd29l2.h b/drivers/media/dvb-frontends/hd29l2.h index 05cd13028a91..48e9ab74c883 100644 --- a/drivers/media/dvb-frontends/hd29l2.h +++ b/drivers/media/dvb-frontends/hd29l2.h @@ -51,7 +51,7 @@ struct hd29l2_config { }; -#if IS_ENABLED(CONFIG_DVB_HD29L2) +#if IS_REACHABLE(CONFIG_DVB_HD29L2) extern struct dvb_frontend *hd29l2_attach(const struct hd29l2_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/isl6405.h b/drivers/media/dvb-frontends/isl6405.h index 8abb70c26fd9..3c148b830bd1 100644 --- a/drivers/media/dvb-frontends/isl6405.h +++ b/drivers/media/dvb-frontends/isl6405.h @@ -55,7 +55,7 @@ #define ISL6405_ENT2 0x20 #define ISL6405_ISEL2 0x40 -#if IS_ENABLED(CONFIG_DVB_ISL6405) +#if IS_REACHABLE(CONFIG_DVB_ISL6405) /* override_set and override_clear control which system register bits (above) * to always set & clear */ diff --git a/drivers/media/dvb-frontends/isl6421.h b/drivers/media/dvb-frontends/isl6421.h index 630e7f8a150e..3273597833fd 100644 --- a/drivers/media/dvb-frontends/isl6421.h +++ b/drivers/media/dvb-frontends/isl6421.h @@ -39,7 +39,7 @@ #define ISL6421_ISEL1 0x20 #define ISL6421_DCL 0x40 -#if IS_ENABLED(CONFIG_DVB_ISL6421) +#if IS_REACHABLE(CONFIG_DVB_ISL6421) /* override_set and override_clear control which system register bits (above) to always set & clear */ extern struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, u8 override_set, u8 override_clear, bool override_tone); diff --git a/drivers/media/dvb-frontends/isl6423.h b/drivers/media/dvb-frontends/isl6423.h index 80dfd9cc4f41..a64df0ee256b 100644 --- a/drivers/media/dvb-frontends/isl6423.h +++ b/drivers/media/dvb-frontends/isl6423.h @@ -42,7 +42,7 @@ struct isl6423_config { u8 mod_extern; }; -#if IS_ENABLED(CONFIG_DVB_ISL6423) +#if IS_REACHABLE(CONFIG_DVB_ISL6423) extern struct dvb_frontend *isl6423_attach(struct dvb_frontend *fe, diff --git a/drivers/media/dvb-frontends/itd1000.h b/drivers/media/dvb-frontends/itd1000.h index edae0902f4fd..a691bb6f26de 100644 --- a/drivers/media/dvb-frontends/itd1000.h +++ b/drivers/media/dvb-frontends/itd1000.h @@ -29,7 +29,7 @@ struct itd1000_config { u8 i2c_address; }; -#if IS_ENABLED(CONFIG_DVB_TUNER_ITD1000) +#if IS_REACHABLE(CONFIG_DVB_TUNER_ITD1000) extern struct dvb_frontend *itd1000_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct itd1000_config *cfg); #else static inline struct dvb_frontend *itd1000_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct itd1000_config *cfg) diff --git a/drivers/media/dvb-frontends/ix2505v.h b/drivers/media/dvb-frontends/ix2505v.h index 1a735a75aa98..af107a2dd357 100644 --- a/drivers/media/dvb-frontends/ix2505v.h +++ b/drivers/media/dvb-frontends/ix2505v.h @@ -49,7 +49,7 @@ struct ix2505v_config { }; -#if IS_ENABLED(CONFIG_DVB_IX2505V) +#if IS_REACHABLE(CONFIG_DVB_IX2505V) extern struct dvb_frontend *ix2505v_attach(struct dvb_frontend *fe, const struct ix2505v_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/l64781.h b/drivers/media/dvb-frontends/l64781.h index 6813b08a774d..8697e2c2ba36 100644 --- a/drivers/media/dvb-frontends/l64781.h +++ b/drivers/media/dvb-frontends/l64781.h @@ -31,7 +31,7 @@ struct l64781_config u8 demod_address; }; -#if IS_ENABLED(CONFIG_DVB_L64781) +#if IS_REACHABLE(CONFIG_DVB_L64781) extern struct dvb_frontend* l64781_attach(const struct l64781_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/lg2160.h b/drivers/media/dvb-frontends/lg2160.h index 194a07a78dc1..d20bd909de39 100644 --- a/drivers/media/dvb-frontends/lg2160.h +++ b/drivers/media/dvb-frontends/lg2160.h @@ -67,7 +67,7 @@ struct lg2160_config { enum lg_chip_type lg_chip; }; -#if IS_ENABLED(CONFIG_DVB_LG2160) +#if IS_REACHABLE(CONFIG_DVB_LG2160) extern struct dvb_frontend *lg2160_attach(const struct lg2160_config *config, struct i2c_adapter *i2c_adap); diff --git a/drivers/media/dvb-frontends/lgdt3305.h b/drivers/media/dvb-frontends/lgdt3305.h index 9c03e530e01b..f91a1b49ce2f 100644 --- a/drivers/media/dvb-frontends/lgdt3305.h +++ b/drivers/media/dvb-frontends/lgdt3305.h @@ -80,7 +80,7 @@ struct lgdt3305_config { enum lgdt_demod_chip_type demod_chip; }; -#if IS_ENABLED(CONFIG_DVB_LGDT3305) +#if IS_REACHABLE(CONFIG_DVB_LGDT3305) extern struct dvb_frontend *lgdt3305_attach(const struct lgdt3305_config *config, struct i2c_adapter *i2c_adap); diff --git a/drivers/media/dvb-frontends/lgdt3306a.c b/drivers/media/dvb-frontends/lgdt3306a.c new file mode 100644 index 000000000000..d9a2b0e768e0 --- /dev/null +++ b/drivers/media/dvb-frontends/lgdt3306a.c @@ -0,0 +1,2144 @@ +/* + * Support for LGDT3306A - 8VSB/QAM-B + * + * Copyright (C) 2013 Fred Richter <frichter@hauppauge.com> + * - driver structure based on lgdt3305.[ch] by Michael Krufky + * - code based on LG3306_V0.35 API by LG Electronics Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <asm/div64.h> +#include <linux/dvb/frontend.h> +#include "dvb_math.h" +#include "lgdt3306a.h" + + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "set debug level (info=1, reg=2 (or-able))"); + +#define DBG_INFO 1 +#define DBG_REG 2 +#define DBG_DUMP 4 /* FGR - comment out to remove dump code */ + +#define lg_debug(fmt, arg...) \ + printk(KERN_DEBUG pr_fmt(fmt), ## arg) + +#define dbg_info(fmt, arg...) \ + do { \ + if (debug & DBG_INFO) \ + lg_debug(fmt, ## arg); \ + } while (0) + +#define dbg_reg(fmt, arg...) \ + do { \ + if (debug & DBG_REG) \ + lg_debug(fmt, ## arg); \ + } while (0) + +#define lg_chkerr(ret) \ +({ \ + int __ret; \ + __ret = (ret < 0); \ + if (__ret) \ + pr_err("error %d on line %d\n", ret, __LINE__); \ + __ret; \ +}) + +struct lgdt3306a_state { + struct i2c_adapter *i2c_adap; + const struct lgdt3306a_config *cfg; + + struct dvb_frontend frontend; + + fe_modulation_t current_modulation; + u32 current_frequency; + u32 snr; +}; + +/* + * LG3306A Register Usage + * (LG does not really name the registers, so this code does not either) + * + * 0000 -> 00FF Common control and status + * 1000 -> 10FF Synchronizer control and status + * 1F00 -> 1FFF Smart Antenna control and status + * 2100 -> 21FF VSB Equalizer control and status + * 2800 -> 28FF QAM Equalizer control and status + * 3000 -> 30FF FEC control and status + */ + +enum lgdt3306a_lock_status { + LG3306_UNLOCK = 0x00, + LG3306_LOCK = 0x01, + LG3306_UNKNOWN_LOCK = 0xff +}; + +enum lgdt3306a_neverlock_status { + LG3306_NL_INIT = 0x00, + LG3306_NL_PROCESS = 0x01, + LG3306_NL_LOCK = 0x02, + LG3306_NL_FAIL = 0x03, + LG3306_NL_UNKNOWN = 0xff +}; + +enum lgdt3306a_modulation { + LG3306_VSB = 0x00, + LG3306_QAM64 = 0x01, + LG3306_QAM256 = 0x02, + LG3306_UNKNOWN_MODE = 0xff +}; + +enum lgdt3306a_lock_check { + LG3306_SYNC_LOCK, + LG3306_FEC_LOCK, + LG3306_TR_LOCK, + LG3306_AGC_LOCK, +}; + + +#ifdef DBG_DUMP +static void lgdt3306a_DumpAllRegs(struct lgdt3306a_state *state); +static void lgdt3306a_DumpRegs(struct lgdt3306a_state *state); +#endif + + +static int lgdt3306a_write_reg(struct lgdt3306a_state *state, u16 reg, u8 val) +{ + int ret; + u8 buf[] = { reg >> 8, reg & 0xff, val }; + struct i2c_msg msg = { + .addr = state->cfg->i2c_addr, .flags = 0, + .buf = buf, .len = 3, + }; + + dbg_reg("reg: 0x%04x, val: 0x%02x\n", reg, val); + + ret = i2c_transfer(state->i2c_adap, &msg, 1); + + if (ret != 1) { + pr_err("error (addr %02x %02x <- %02x, err = %i)\n", + msg.buf[0], msg.buf[1], msg.buf[2], ret); + if (ret < 0) + return ret; + else + return -EREMOTEIO; + } + return 0; +} + +static int lgdt3306a_read_reg(struct lgdt3306a_state *state, u16 reg, u8 *val) +{ + int ret; + u8 reg_buf[] = { reg >> 8, reg & 0xff }; + struct i2c_msg msg[] = { + { .addr = state->cfg->i2c_addr, + .flags = 0, .buf = reg_buf, .len = 2 }, + { .addr = state->cfg->i2c_addr, + .flags = I2C_M_RD, .buf = val, .len = 1 }, + }; + + ret = i2c_transfer(state->i2c_adap, msg, 2); + + if (ret != 2) { + pr_err("error (addr %02x reg %04x error (ret == %i)\n", + state->cfg->i2c_addr, reg, ret); + if (ret < 0) + return ret; + else + return -EREMOTEIO; + } + dbg_reg("reg: 0x%04x, val: 0x%02x\n", reg, *val); + + return 0; +} + +#define read_reg(state, reg) \ +({ \ + u8 __val; \ + int ret = lgdt3306a_read_reg(state, reg, &__val); \ + if (lg_chkerr(ret)) \ + __val = 0; \ + __val; \ +}) + +static int lgdt3306a_set_reg_bit(struct lgdt3306a_state *state, + u16 reg, int bit, int onoff) +{ + u8 val; + int ret; + + dbg_reg("reg: 0x%04x, bit: %d, level: %d\n", reg, bit, onoff); + + ret = lgdt3306a_read_reg(state, reg, &val); + if (lg_chkerr(ret)) + goto fail; + + val &= ~(1 << bit); + val |= (onoff & 1) << bit; + + ret = lgdt3306a_write_reg(state, reg, val); + lg_chkerr(ret); +fail: + return ret; +} + +/* ------------------------------------------------------------------------ */ + +static int lgdt3306a_soft_reset(struct lgdt3306a_state *state) +{ + int ret; + + dbg_info("\n"); + + ret = lgdt3306a_set_reg_bit(state, 0x0000, 7, 0); + if (lg_chkerr(ret)) + goto fail; + + msleep(20); + ret = lgdt3306a_set_reg_bit(state, 0x0000, 7, 1); + lg_chkerr(ret); + +fail: + return ret; +} + +static int lgdt3306a_mpeg_mode(struct lgdt3306a_state *state, + enum lgdt3306a_mpeg_mode mode) +{ + u8 val; + int ret; + + dbg_info("(%d)\n", mode); + /* transport packet format - TPSENB=0x80 */ + ret = lgdt3306a_set_reg_bit(state, 0x0071, 7, + mode == LGDT3306A_MPEG_PARALLEL ? 1 : 0); + if (lg_chkerr(ret)) + goto fail; + + /* + * start of packet signal duration + * TPSSOPBITEN=0x40; 0=byte duration, 1=bit duration + */ + ret = lgdt3306a_set_reg_bit(state, 0x0071, 6, 0); + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_read_reg(state, 0x0070, &val); + if (lg_chkerr(ret)) + goto fail; + + val |= 0x10; /* TPCLKSUPB=0x10 */ + + if (mode == LGDT3306A_MPEG_PARALLEL) + val &= ~0x10; + + ret = lgdt3306a_write_reg(state, 0x0070, val); + lg_chkerr(ret); + +fail: + return ret; +} + +static int lgdt3306a_mpeg_mode_polarity(struct lgdt3306a_state *state, + enum lgdt3306a_tp_clock_edge edge, + enum lgdt3306a_tp_valid_polarity valid) +{ + u8 val; + int ret; + + dbg_info("edge=%d, valid=%d\n", edge, valid); + + ret = lgdt3306a_read_reg(state, 0x0070, &val); + if (lg_chkerr(ret)) + goto fail; + + val &= ~0x06; /* TPCLKPOL=0x04, TPVALPOL=0x02 */ + + if (edge == LGDT3306A_TPCLK_RISING_EDGE) + val |= 0x04; + if (valid == LGDT3306A_TP_VALID_HIGH) + val |= 0x02; + + ret = lgdt3306a_write_reg(state, 0x0070, val); + lg_chkerr(ret); + +fail: + return ret; +} + +static int lgdt3306a_mpeg_tristate(struct lgdt3306a_state *state, + int mode) +{ + u8 val; + int ret; + + dbg_info("(%d)\n", mode); + + if (mode) { + ret = lgdt3306a_read_reg(state, 0x0070, &val); + if (lg_chkerr(ret)) + goto fail; + /* + * Tristate bus; TPOUTEN=0x80, TPCLKOUTEN=0x20, + * TPDATAOUTEN=0x08 + */ + val &= ~0xa8; + ret = lgdt3306a_write_reg(state, 0x0070, val); + if (lg_chkerr(ret)) + goto fail; + + /* AGCIFOUTENB=0x40; 1=Disable IFAGC pin */ + ret = lgdt3306a_set_reg_bit(state, 0x0003, 6, 1); + if (lg_chkerr(ret)) + goto fail; + + } else { + /* enable IFAGC pin */ + ret = lgdt3306a_set_reg_bit(state, 0x0003, 6, 0); + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_read_reg(state, 0x0070, &val); + if (lg_chkerr(ret)) + goto fail; + + val |= 0xa8; /* enable bus */ + ret = lgdt3306a_write_reg(state, 0x0070, val); + if (lg_chkerr(ret)) + goto fail; + } + +fail: + return ret; +} + +static int lgdt3306a_ts_bus_ctrl(struct dvb_frontend *fe, int acquire) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + + dbg_info("acquire=%d\n", acquire); + + return lgdt3306a_mpeg_tristate(state, acquire ? 0 : 1); + +} + +static int lgdt3306a_power(struct lgdt3306a_state *state, + int mode) +{ + int ret; + + dbg_info("(%d)\n", mode); + + if (mode == 0) { + /* into reset */ + ret = lgdt3306a_set_reg_bit(state, 0x0000, 7, 0); + if (lg_chkerr(ret)) + goto fail; + + /* power down */ + ret = lgdt3306a_set_reg_bit(state, 0x0000, 0, 0); + if (lg_chkerr(ret)) + goto fail; + + } else { + /* out of reset */ + ret = lgdt3306a_set_reg_bit(state, 0x0000, 7, 1); + if (lg_chkerr(ret)) + goto fail; + + /* power up */ + ret = lgdt3306a_set_reg_bit(state, 0x0000, 0, 1); + if (lg_chkerr(ret)) + goto fail; + } + +#ifdef DBG_DUMP + lgdt3306a_DumpAllRegs(state); +#endif +fail: + return ret; +} + + +static int lgdt3306a_set_vsb(struct lgdt3306a_state *state) +{ + u8 val; + int ret; + + dbg_info("\n"); + + /* 0. Spectrum inversion detection manual; spectrum inverted */ + ret = lgdt3306a_read_reg(state, 0x0002, &val); + val &= 0xf7; /* SPECINVAUTO Off */ + val |= 0x04; /* SPECINV On */ + ret = lgdt3306a_write_reg(state, 0x0002, val); + if (lg_chkerr(ret)) + goto fail; + + /* 1. Selection of standard mode(0x08=QAM, 0x80=VSB) */ + ret = lgdt3306a_write_reg(state, 0x0008, 0x80); + if (lg_chkerr(ret)) + goto fail; + + /* 2. Bandwidth mode for VSB(6MHz) */ + ret = lgdt3306a_read_reg(state, 0x0009, &val); + val &= 0xe3; + val |= 0x0c; /* STDOPDETTMODE[2:0]=3 */ + ret = lgdt3306a_write_reg(state, 0x0009, val); + if (lg_chkerr(ret)) + goto fail; + + /* 3. QAM mode detection mode(None) */ + ret = lgdt3306a_read_reg(state, 0x0009, &val); + val &= 0xfc; /* STDOPDETCMODE[1:0]=0 */ + ret = lgdt3306a_write_reg(state, 0x0009, val); + if (lg_chkerr(ret)) + goto fail; + + /* 4. ADC sampling frequency rate(2x sampling) */ + ret = lgdt3306a_read_reg(state, 0x000d, &val); + val &= 0xbf; /* SAMPLING4XFEN=0 */ + ret = lgdt3306a_write_reg(state, 0x000d, val); + if (lg_chkerr(ret)) + goto fail; + +#if 0 + /* FGR - disable any AICC filtering, testing only */ + + ret = lgdt3306a_write_reg(state, 0x0024, 0x00); + if (lg_chkerr(ret)) + goto fail; + + /* AICCFIXFREQ0 NT N-1(Video rejection) */ + ret = lgdt3306a_write_reg(state, 0x002e, 0x00); + ret = lgdt3306a_write_reg(state, 0x002f, 0x00); + ret = lgdt3306a_write_reg(state, 0x0030, 0x00); + + /* AICCFIXFREQ1 NT N-1(Audio rejection) */ + ret = lgdt3306a_write_reg(state, 0x002b, 0x00); + ret = lgdt3306a_write_reg(state, 0x002c, 0x00); + ret = lgdt3306a_write_reg(state, 0x002d, 0x00); + + /* AICCFIXFREQ2 NT Co-Channel(Video rejection) */ + ret = lgdt3306a_write_reg(state, 0x0028, 0x00); + ret = lgdt3306a_write_reg(state, 0x0029, 0x00); + ret = lgdt3306a_write_reg(state, 0x002a, 0x00); + + /* AICCFIXFREQ3 NT Co-Channel(Audio rejection) */ + ret = lgdt3306a_write_reg(state, 0x0025, 0x00); + ret = lgdt3306a_write_reg(state, 0x0026, 0x00); + ret = lgdt3306a_write_reg(state, 0x0027, 0x00); + +#else + /* FGR - this works well for HVR-1955,1975 */ + + /* 5. AICCOPMODE NT N-1 Adj. */ + ret = lgdt3306a_write_reg(state, 0x0024, 0x5A); + if (lg_chkerr(ret)) + goto fail; + + /* AICCFIXFREQ0 NT N-1(Video rejection) */ + ret = lgdt3306a_write_reg(state, 0x002e, 0x5A); + ret = lgdt3306a_write_reg(state, 0x002f, 0x00); + ret = lgdt3306a_write_reg(state, 0x0030, 0x00); + + /* AICCFIXFREQ1 NT N-1(Audio rejection) */ + ret = lgdt3306a_write_reg(state, 0x002b, 0x36); + ret = lgdt3306a_write_reg(state, 0x002c, 0x00); + ret = lgdt3306a_write_reg(state, 0x002d, 0x00); + + /* AICCFIXFREQ2 NT Co-Channel(Video rejection) */ + ret = lgdt3306a_write_reg(state, 0x0028, 0x2A); + ret = lgdt3306a_write_reg(state, 0x0029, 0x00); + ret = lgdt3306a_write_reg(state, 0x002a, 0x00); + + /* AICCFIXFREQ3 NT Co-Channel(Audio rejection) */ + ret = lgdt3306a_write_reg(state, 0x0025, 0x06); + ret = lgdt3306a_write_reg(state, 0x0026, 0x00); + ret = lgdt3306a_write_reg(state, 0x0027, 0x00); +#endif + + ret = lgdt3306a_read_reg(state, 0x001e, &val); + val &= 0x0f; + val |= 0xa0; + ret = lgdt3306a_write_reg(state, 0x001e, val); + + ret = lgdt3306a_write_reg(state, 0x0022, 0x08); + + ret = lgdt3306a_write_reg(state, 0x0023, 0xFF); + + ret = lgdt3306a_read_reg(state, 0x211f, &val); + val &= 0xef; + ret = lgdt3306a_write_reg(state, 0x211f, val); + + ret = lgdt3306a_write_reg(state, 0x2173, 0x01); + + ret = lgdt3306a_read_reg(state, 0x1061, &val); + val &= 0xf8; + val |= 0x04; + ret = lgdt3306a_write_reg(state, 0x1061, val); + + ret = lgdt3306a_read_reg(state, 0x103d, &val); + val &= 0xcf; + ret = lgdt3306a_write_reg(state, 0x103d, val); + + ret = lgdt3306a_write_reg(state, 0x2122, 0x40); + + ret = lgdt3306a_read_reg(state, 0x2141, &val); + val &= 0x3f; + ret = lgdt3306a_write_reg(state, 0x2141, val); + + ret = lgdt3306a_read_reg(state, 0x2135, &val); + val &= 0x0f; + val |= 0x70; + ret = lgdt3306a_write_reg(state, 0x2135, val); + + ret = lgdt3306a_read_reg(state, 0x0003, &val); + val &= 0xf7; + ret = lgdt3306a_write_reg(state, 0x0003, val); + + ret = lgdt3306a_read_reg(state, 0x001c, &val); + val &= 0x7f; + ret = lgdt3306a_write_reg(state, 0x001c, val); + + /* 6. EQ step size */ + ret = lgdt3306a_read_reg(state, 0x2179, &val); + val &= 0xf8; + ret = lgdt3306a_write_reg(state, 0x2179, val); + + ret = lgdt3306a_read_reg(state, 0x217a, &val); + val &= 0xf8; + ret = lgdt3306a_write_reg(state, 0x217a, val); + + /* 7. Reset */ + ret = lgdt3306a_soft_reset(state); + if (lg_chkerr(ret)) + goto fail; + + dbg_info("complete\n"); +fail: + return ret; +} + +static int lgdt3306a_set_qam(struct lgdt3306a_state *state, int modulation) +{ + u8 val; + int ret; + + dbg_info("modulation=%d\n", modulation); + + /* 1. Selection of standard mode(0x08=QAM, 0x80=VSB) */ + ret = lgdt3306a_write_reg(state, 0x0008, 0x08); + if (lg_chkerr(ret)) + goto fail; + + /* 1a. Spectrum inversion detection to Auto */ + ret = lgdt3306a_read_reg(state, 0x0002, &val); + val &= 0xfb; /* SPECINV Off */ + val |= 0x08; /* SPECINVAUTO On */ + ret = lgdt3306a_write_reg(state, 0x0002, val); + if (lg_chkerr(ret)) + goto fail; + + /* 2. Bandwidth mode for QAM */ + ret = lgdt3306a_read_reg(state, 0x0009, &val); + val &= 0xe3; /* STDOPDETTMODE[2:0]=0 VSB Off */ + ret = lgdt3306a_write_reg(state, 0x0009, val); + if (lg_chkerr(ret)) + goto fail; + + /* 3. : 64QAM/256QAM detection(manual, auto) */ + ret = lgdt3306a_read_reg(state, 0x0009, &val); + val &= 0xfc; + val |= 0x02; /* STDOPDETCMODE[1:0]=1=Manual 2=Auto */ + ret = lgdt3306a_write_reg(state, 0x0009, val); + if (lg_chkerr(ret)) + goto fail; + + /* 3a. : 64QAM/256QAM selection for manual */ + ret = lgdt3306a_read_reg(state, 0x101a, &val); + val &= 0xf8; + if (modulation == QAM_64) + val |= 0x02; /* QMDQMODE[2:0]=2=QAM64 */ + else + val |= 0x04; /* QMDQMODE[2:0]=4=QAM256 */ + + ret = lgdt3306a_write_reg(state, 0x101a, val); + if (lg_chkerr(ret)) + goto fail; + + /* 4. ADC sampling frequency rate(4x sampling) */ + ret = lgdt3306a_read_reg(state, 0x000d, &val); + val &= 0xbf; + val |= 0x40; /* SAMPLING4XFEN=1 */ + ret = lgdt3306a_write_reg(state, 0x000d, val); + if (lg_chkerr(ret)) + goto fail; + + /* 5. No AICC operation in QAM mode */ + ret = lgdt3306a_read_reg(state, 0x0024, &val); + val &= 0x00; + ret = lgdt3306a_write_reg(state, 0x0024, val); + if (lg_chkerr(ret)) + goto fail; + + /* 6. Reset */ + ret = lgdt3306a_soft_reset(state); + if (lg_chkerr(ret)) + goto fail; + + dbg_info("complete\n"); +fail: + return ret; +} + +static int lgdt3306a_set_modulation(struct lgdt3306a_state *state, + struct dtv_frontend_properties *p) +{ + int ret; + + dbg_info("\n"); + + switch (p->modulation) { + case VSB_8: + ret = lgdt3306a_set_vsb(state); + break; + case QAM_64: + ret = lgdt3306a_set_qam(state, QAM_64); + break; + case QAM_256: + ret = lgdt3306a_set_qam(state, QAM_256); + break; + default: + return -EINVAL; + } + if (lg_chkerr(ret)) + goto fail; + + state->current_modulation = p->modulation; + +fail: + return ret; +} + +/* ------------------------------------------------------------------------ */ + +static int lgdt3306a_agc_setup(struct lgdt3306a_state *state, + struct dtv_frontend_properties *p) +{ + /* TODO: anything we want to do here??? */ + dbg_info("\n"); + + switch (p->modulation) { + case VSB_8: + break; + case QAM_64: + case QAM_256: + break; + default: + return -EINVAL; + } + return 0; +} + +/* ------------------------------------------------------------------------ */ + +static int lgdt3306a_set_inversion(struct lgdt3306a_state *state, + int inversion) +{ + int ret; + + dbg_info("(%d)\n", inversion); + + ret = lgdt3306a_set_reg_bit(state, 0x0002, 2, inversion ? 1 : 0); + return ret; +} + +static int lgdt3306a_set_inversion_auto(struct lgdt3306a_state *state, + int enabled) +{ + int ret; + + dbg_info("(%d)\n", enabled); + + /* 0=Manual 1=Auto(QAM only) - SPECINVAUTO=0x04 */ + ret = lgdt3306a_set_reg_bit(state, 0x0002, 3, enabled); + return ret; +} + +static int lgdt3306a_spectral_inversion(struct lgdt3306a_state *state, + struct dtv_frontend_properties *p, + int inversion) +{ + int ret = 0; + + dbg_info("(%d)\n", inversion); +#if 0 + /* + * FGR - spectral_inversion defaults already set for VSB and QAM; + * can enable later if desired + */ + + ret = lgdt3306a_set_inversion(state, inversion); + + switch (p->modulation) { + case VSB_8: + /* Manual only for VSB */ + ret = lgdt3306a_set_inversion_auto(state, 0); + break; + case QAM_64: + case QAM_256: + /* Auto ok for QAM */ + ret = lgdt3306a_set_inversion_auto(state, 1); + break; + default: + ret = -EINVAL; + } +#endif + return ret; +} + +static int lgdt3306a_set_if(struct lgdt3306a_state *state, + struct dtv_frontend_properties *p) +{ + int ret; + u16 if_freq_khz; + u8 nco1, nco2; + + switch (p->modulation) { + case VSB_8: + if_freq_khz = state->cfg->vsb_if_khz; + break; + case QAM_64: + case QAM_256: + if_freq_khz = state->cfg->qam_if_khz; + break; + default: + return -EINVAL; + } + + switch (if_freq_khz) { + default: + pr_warn("IF=%d KHz is not supportted, 3250 assumed\n", + if_freq_khz); + /* fallthrough */ + case 3250: /* 3.25Mhz */ + nco1 = 0x34; + nco2 = 0x00; + break; + case 3500: /* 3.50Mhz */ + nco1 = 0x38; + nco2 = 0x00; + break; + case 4000: /* 4.00Mhz */ + nco1 = 0x40; + nco2 = 0x00; + break; + case 5000: /* 5.00Mhz */ + nco1 = 0x50; + nco2 = 0x00; + break; + case 5380: /* 5.38Mhz */ + nco1 = 0x56; + nco2 = 0x14; + break; + } + ret = lgdt3306a_write_reg(state, 0x0010, nco1); + if (ret) + return ret; + ret = lgdt3306a_write_reg(state, 0x0011, nco2); + if (ret) + return ret; + + dbg_info("if_freq=%d KHz->[%04x]\n", if_freq_khz, nco1<<8 | nco2); + + return 0; +} + +/* ------------------------------------------------------------------------ */ + +static int lgdt3306a_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + + if (state->cfg->deny_i2c_rptr) { + dbg_info("deny_i2c_rptr=%d\n", state->cfg->deny_i2c_rptr); + return 0; + } + dbg_info("(%d)\n", enable); + + /* NI2CRPTEN=0x80 */ + return lgdt3306a_set_reg_bit(state, 0x0002, 7, enable ? 0 : 1); +} + +static int lgdt3306a_sleep(struct lgdt3306a_state *state) +{ + int ret; + + dbg_info("\n"); + state->current_frequency = -1; /* force re-tune, when we wake */ + + ret = lgdt3306a_mpeg_tristate(state, 1); /* disable data bus */ + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_power(state, 0); /* power down */ + lg_chkerr(ret); + +fail: + return 0; +} + +static int lgdt3306a_fe_sleep(struct dvb_frontend *fe) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + + return lgdt3306a_sleep(state); +} + +static int lgdt3306a_init(struct dvb_frontend *fe) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + u8 val; + int ret; + + dbg_info("\n"); + + /* 1. Normal operation mode */ + ret = lgdt3306a_set_reg_bit(state, 0x0001, 0, 1); /* SIMFASTENB=0x01 */ + if (lg_chkerr(ret)) + goto fail; + + /* 2. Spectrum inversion auto detection (Not valid for VSB) */ + ret = lgdt3306a_set_inversion_auto(state, 0); + if (lg_chkerr(ret)) + goto fail; + + /* 3. Spectrum inversion(According to the tuner configuration) */ + ret = lgdt3306a_set_inversion(state, 1); + if (lg_chkerr(ret)) + goto fail; + + /* 4. Peak-to-peak voltage of ADC input signal */ + + /* ADCSEL1V=0x80=1Vpp; 0x00=2Vpp */ + ret = lgdt3306a_set_reg_bit(state, 0x0004, 7, 1); + if (lg_chkerr(ret)) + goto fail; + + /* 5. ADC output data capture clock phase */ + + /* 0=same phase as ADC clock */ + ret = lgdt3306a_set_reg_bit(state, 0x0004, 2, 0); + if (lg_chkerr(ret)) + goto fail; + + /* 5a. ADC sampling clock source */ + + /* ADCCLKPLLSEL=0x08; 0=use ext clock, not PLL */ + ret = lgdt3306a_set_reg_bit(state, 0x0004, 3, 0); + if (lg_chkerr(ret)) + goto fail; + + /* 6. Automatic PLL set */ + + /* PLLSETAUTO=0x40; 0=off */ + ret = lgdt3306a_set_reg_bit(state, 0x0005, 6, 0); + if (lg_chkerr(ret)) + goto fail; + + if (state->cfg->xtalMHz == 24) { /* 24MHz */ + /* 7. Frequency for PLL output(0x2564 for 192MHz for 24MHz) */ + ret = lgdt3306a_read_reg(state, 0x0005, &val); + if (lg_chkerr(ret)) + goto fail; + val &= 0xc0; + val |= 0x25; + ret = lgdt3306a_write_reg(state, 0x0005, val); + if (lg_chkerr(ret)) + goto fail; + ret = lgdt3306a_write_reg(state, 0x0006, 0x64); + if (lg_chkerr(ret)) + goto fail; + + /* 8. ADC sampling frequency(0x180000 for 24MHz sampling) */ + ret = lgdt3306a_read_reg(state, 0x000d, &val); + if (lg_chkerr(ret)) + goto fail; + val &= 0xc0; + val |= 0x18; + ret = lgdt3306a_write_reg(state, 0x000d, val); + if (lg_chkerr(ret)) + goto fail; + + } else if (state->cfg->xtalMHz == 25) { /* 25MHz */ + /* 7. Frequency for PLL output */ + ret = lgdt3306a_read_reg(state, 0x0005, &val); + if (lg_chkerr(ret)) + goto fail; + val &= 0xc0; + val |= 0x25; + ret = lgdt3306a_write_reg(state, 0x0005, val); + if (lg_chkerr(ret)) + goto fail; + ret = lgdt3306a_write_reg(state, 0x0006, 0x64); + if (lg_chkerr(ret)) + goto fail; + + /* 8. ADC sampling frequency(0x190000 for 25MHz sampling) */ + ret = lgdt3306a_read_reg(state, 0x000d, &val); + if (lg_chkerr(ret)) + goto fail; + val &= 0xc0; + val |= 0x19; + ret = lgdt3306a_write_reg(state, 0x000d, val); + if (lg_chkerr(ret)) + goto fail; + } else { + pr_err("Bad xtalMHz=%d\n", state->cfg->xtalMHz); + } +#if 0 + ret = lgdt3306a_write_reg(state, 0x000e, 0x00); + ret = lgdt3306a_write_reg(state, 0x000f, 0x00); +#endif + + /* 9. Center frequency of input signal of ADC */ + ret = lgdt3306a_write_reg(state, 0x0010, 0x34); /* 3.25MHz */ + ret = lgdt3306a_write_reg(state, 0x0011, 0x00); + + /* 10. Fixed gain error value */ + ret = lgdt3306a_write_reg(state, 0x0014, 0); /* gain error=0 */ + + /* 10a. VSB TR BW gear shift initial step */ + ret = lgdt3306a_read_reg(state, 0x103c, &val); + val &= 0x0f; + val |= 0x20; /* SAMGSAUTOSTL_V[3:0] = 2 */ + ret = lgdt3306a_write_reg(state, 0x103c, val); + + /* 10b. Timing offset calibration in low temperature for VSB */ + ret = lgdt3306a_read_reg(state, 0x103d, &val); + val &= 0xfc; + val |= 0x03; + ret = lgdt3306a_write_reg(state, 0x103d, val); + + /* 10c. Timing offset calibration in low temperature for QAM */ + ret = lgdt3306a_read_reg(state, 0x1036, &val); + val &= 0xf0; + val |= 0x0c; + ret = lgdt3306a_write_reg(state, 0x1036, val); + + /* 11. Using the imaginary part of CIR in CIR loading */ + ret = lgdt3306a_read_reg(state, 0x211f, &val); + val &= 0xef; /* do not use imaginary of CIR */ + ret = lgdt3306a_write_reg(state, 0x211f, val); + + /* 12. Control of no signal detector function */ + ret = lgdt3306a_read_reg(state, 0x2849, &val); + val &= 0xef; /* NOUSENOSIGDET=0, enable no signal detector */ + ret = lgdt3306a_write_reg(state, 0x2849, val); + + /* FGR - put demod in some known mode */ + ret = lgdt3306a_set_vsb(state); + + /* 13. TP stream format */ + ret = lgdt3306a_mpeg_mode(state, state->cfg->mpeg_mode); + + /* 14. disable output buses */ + ret = lgdt3306a_mpeg_tristate(state, 1); + + /* 15. Sleep (in reset) */ + ret = lgdt3306a_sleep(state); + lg_chkerr(ret); + +fail: + return ret; +} + +static int lgdt3306a_set_parameters(struct dvb_frontend *fe) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct lgdt3306a_state *state = fe->demodulator_priv; + int ret; + + dbg_info("(%d, %d)\n", p->frequency, p->modulation); + + if (state->current_frequency == p->frequency && + state->current_modulation == p->modulation) { + dbg_info(" (already set, skipping ...)\n"); + return 0; + } + state->current_frequency = -1; + state->current_modulation = -1; + + ret = lgdt3306a_power(state, 1); /* power up */ + if (lg_chkerr(ret)) + goto fail; + + if (fe->ops.tuner_ops.set_params) { + ret = fe->ops.tuner_ops.set_params(fe); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); +#if 0 + if (lg_chkerr(ret)) + goto fail; + state->current_frequency = p->frequency; +#endif + } + + ret = lgdt3306a_set_modulation(state, p); + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_agc_setup(state, p); + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_set_if(state, p); + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_spectral_inversion(state, p, + state->cfg->spectral_inversion ? 1 : 0); + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_mpeg_mode(state, state->cfg->mpeg_mode); + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_mpeg_mode_polarity(state, + state->cfg->tpclk_edge, + state->cfg->tpvalid_polarity); + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_mpeg_tristate(state, 0); /* enable data bus */ + if (lg_chkerr(ret)) + goto fail; + + ret = lgdt3306a_soft_reset(state); + if (lg_chkerr(ret)) + goto fail; + +#ifdef DBG_DUMP + lgdt3306a_DumpAllRegs(state); +#endif + state->current_frequency = p->frequency; +fail: + return ret; +} + +static int lgdt3306a_get_frontend(struct dvb_frontend *fe) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + + dbg_info("(%u, %d)\n", + state->current_frequency, state->current_modulation); + + p->modulation = state->current_modulation; + p->frequency = state->current_frequency; + return 0; +} + +static enum dvbfe_algo lgdt3306a_get_frontend_algo(struct dvb_frontend *fe) +{ +#if 1 + return DVBFE_ALGO_CUSTOM; +#else + return DVBFE_ALGO_HW; +#endif +} + +/* ------------------------------------------------------------------------ */ +static int lgdt3306a_monitor_vsb(struct lgdt3306a_state *state) +{ + u8 val; + int ret; + u8 snrRef, maxPowerMan, nCombDet; + u16 fbDlyCir; + + ret = lgdt3306a_read_reg(state, 0x21a1, &val); + if (ret) + return ret; + snrRef = val & 0x3f; + + ret = lgdt3306a_read_reg(state, 0x2185, &maxPowerMan); + if (ret) + return ret; + + ret = lgdt3306a_read_reg(state, 0x2191, &val); + if (ret) + return ret; + nCombDet = (val & 0x80) >> 7; + + ret = lgdt3306a_read_reg(state, 0x2180, &val); + if (ret) + return ret; + fbDlyCir = (val & 0x03) << 8; + + ret = lgdt3306a_read_reg(state, 0x2181, &val); + if (ret) + return ret; + fbDlyCir |= val; + + dbg_info("snrRef=%d maxPowerMan=0x%x nCombDet=%d fbDlyCir=0x%x\n", + snrRef, maxPowerMan, nCombDet, fbDlyCir); + + /* Carrier offset sub loop bandwidth */ + ret = lgdt3306a_read_reg(state, 0x1061, &val); + if (ret) + return ret; + val &= 0xf8; + if ((snrRef > 18) && (maxPowerMan > 0x68) + && (nCombDet == 0x01) + && ((fbDlyCir == 0x03FF) || (fbDlyCir < 0x6C))) { + /* SNR is over 18dB and no ghosting */ + val |= 0x00; /* final bandwidth = 0 */ + } else { + val |= 0x04; /* final bandwidth = 4 */ + } + ret = lgdt3306a_write_reg(state, 0x1061, val); + if (ret) + return ret; + + /* Adjust Notch Filter */ + ret = lgdt3306a_read_reg(state, 0x0024, &val); + if (ret) + return ret; + val &= 0x0f; + if (nCombDet == 0) { /* Turn on the Notch Filter */ + val |= 0x50; + } + ret = lgdt3306a_write_reg(state, 0x0024, val); + if (ret) + return ret; + + /* VSB Timing Recovery output normalization */ + ret = lgdt3306a_read_reg(state, 0x103d, &val); + if (ret) + return ret; + val &= 0xcf; + val |= 0x20; + ret = lgdt3306a_write_reg(state, 0x103d, val); + + return ret; +} + +static enum lgdt3306a_modulation +lgdt3306a_check_oper_mode(struct lgdt3306a_state *state) +{ + u8 val = 0; + int ret; + + ret = lgdt3306a_read_reg(state, 0x0081, &val); + if (ret) + goto err; + + if (val & 0x80) { + dbg_info("VSB\n"); + return LG3306_VSB; + } + if (val & 0x08) { + ret = lgdt3306a_read_reg(state, 0x00a6, &val); + if (ret) + goto err; + val = val >> 2; + if (val & 0x01) { + dbg_info("QAM256\n"); + return LG3306_QAM256; + } + dbg_info("QAM64\n"); + return LG3306_QAM64; + } +err: + pr_warn("UNKNOWN\n"); + return LG3306_UNKNOWN_MODE; +} + +static enum lgdt3306a_lock_status +lgdt3306a_check_lock_status(struct lgdt3306a_state *state, + enum lgdt3306a_lock_check whatLock) +{ + u8 val = 0; + int ret; + enum lgdt3306a_modulation modeOper; + enum lgdt3306a_lock_status lockStatus; + + modeOper = LG3306_UNKNOWN_MODE; + + switch (whatLock) { + case LG3306_SYNC_LOCK: + { + ret = lgdt3306a_read_reg(state, 0x00a6, &val); + if (ret) + return ret; + + if ((val & 0x80) == 0x80) + lockStatus = LG3306_LOCK; + else + lockStatus = LG3306_UNLOCK; + + dbg_info("SYNC_LOCK=%x\n", lockStatus); + break; + } + case LG3306_AGC_LOCK: + { + ret = lgdt3306a_read_reg(state, 0x0080, &val); + if (ret) + return ret; + + if ((val & 0x40) == 0x40) + lockStatus = LG3306_LOCK; + else + lockStatus = LG3306_UNLOCK; + + dbg_info("AGC_LOCK=%x\n", lockStatus); + break; + } + case LG3306_TR_LOCK: + { + modeOper = lgdt3306a_check_oper_mode(state); + if ((modeOper == LG3306_QAM64) || (modeOper == LG3306_QAM256)) { + ret = lgdt3306a_read_reg(state, 0x1094, &val); + if (ret) + return ret; + + if ((val & 0x80) == 0x80) + lockStatus = LG3306_LOCK; + else + lockStatus = LG3306_UNLOCK; + } else + lockStatus = LG3306_UNKNOWN_LOCK; + + dbg_info("TR_LOCK=%x\n", lockStatus); + break; + } + case LG3306_FEC_LOCK: + { + modeOper = lgdt3306a_check_oper_mode(state); + if ((modeOper == LG3306_QAM64) || (modeOper == LG3306_QAM256)) { + ret = lgdt3306a_read_reg(state, 0x0080, &val); + if (ret) + return ret; + + if ((val & 0x10) == 0x10) + lockStatus = LG3306_LOCK; + else + lockStatus = LG3306_UNLOCK; + } else + lockStatus = LG3306_UNKNOWN_LOCK; + + dbg_info("FEC_LOCK=%x\n", lockStatus); + break; + } + + default: + lockStatus = LG3306_UNKNOWN_LOCK; + pr_warn("UNKNOWN whatLock=%d\n", whatLock); + break; + } + + return lockStatus; +} + +static enum lgdt3306a_neverlock_status +lgdt3306a_check_neverlock_status(struct lgdt3306a_state *state) +{ + u8 val = 0; + int ret; + enum lgdt3306a_neverlock_status lockStatus; + + ret = lgdt3306a_read_reg(state, 0x0080, &val); + if (ret) + return ret; + lockStatus = (enum lgdt3306a_neverlock_status)(val & 0x03); + + dbg_info("NeverLock=%d", lockStatus); + + return lockStatus; +} + +static int lgdt3306a_pre_monitoring(struct lgdt3306a_state *state) +{ + u8 val = 0; + int ret; + u8 currChDiffACQ, snrRef, mainStrong, aiccrejStatus; + + /* Channel variation */ + ret = lgdt3306a_read_reg(state, 0x21bc, &currChDiffACQ); + if (ret) + return ret; + + /* SNR of Frame sync */ + ret = lgdt3306a_read_reg(state, 0x21a1, &val); + if (ret) + return ret; + snrRef = val & 0x3f; + + /* Strong Main CIR */ + ret = lgdt3306a_read_reg(state, 0x2199, &val); + if (ret) + return ret; + mainStrong = (val & 0x40) >> 6; + + ret = lgdt3306a_read_reg(state, 0x0090, &val); + if (ret) + return ret; + aiccrejStatus = (val & 0xf0) >> 4; + + dbg_info("snrRef=%d mainStrong=%d aiccrejStatus=%d currChDiffACQ=0x%x\n", + snrRef, mainStrong, aiccrejStatus, currChDiffACQ); + +#if 0 + /* Dynamic ghost exists */ + if ((mainStrong == 0) && (currChDiffACQ > 0x70)) +#endif + if (mainStrong == 0) { + ret = lgdt3306a_read_reg(state, 0x2135, &val); + if (ret) + return ret; + val &= 0x0f; + val |= 0xa0; + ret = lgdt3306a_write_reg(state, 0x2135, val); + if (ret) + return ret; + + ret = lgdt3306a_read_reg(state, 0x2141, &val); + if (ret) + return ret; + val &= 0x3f; + val |= 0x80; + ret = lgdt3306a_write_reg(state, 0x2141, val); + if (ret) + return ret; + + ret = lgdt3306a_write_reg(state, 0x2122, 0x70); + if (ret) + return ret; + } else { /* Weak ghost or static channel */ + ret = lgdt3306a_read_reg(state, 0x2135, &val); + if (ret) + return ret; + val &= 0x0f; + val |= 0x70; + ret = lgdt3306a_write_reg(state, 0x2135, val); + if (ret) + return ret; + + ret = lgdt3306a_read_reg(state, 0x2141, &val); + if (ret) + return ret; + val &= 0x3f; + val |= 0x40; + ret = lgdt3306a_write_reg(state, 0x2141, val); + if (ret) + return ret; + + ret = lgdt3306a_write_reg(state, 0x2122, 0x40); + if (ret) + return ret; + } + return 0; +} + +static enum lgdt3306a_lock_status +lgdt3306a_sync_lock_poll(struct lgdt3306a_state *state) +{ + enum lgdt3306a_lock_status syncLockStatus = LG3306_UNLOCK; + int i; + + for (i = 0; i < 2; i++) { + msleep(30); + + syncLockStatus = lgdt3306a_check_lock_status(state, + LG3306_SYNC_LOCK); + + if (syncLockStatus == LG3306_LOCK) { + dbg_info("locked(%d)\n", i); + return LG3306_LOCK; + } + } + dbg_info("not locked\n"); + return LG3306_UNLOCK; +} + +static enum lgdt3306a_lock_status +lgdt3306a_fec_lock_poll(struct lgdt3306a_state *state) +{ + enum lgdt3306a_lock_status FECLockStatus = LG3306_UNLOCK; + int i; + + for (i = 0; i < 2; i++) { + msleep(30); + + FECLockStatus = lgdt3306a_check_lock_status(state, + LG3306_FEC_LOCK); + + if (FECLockStatus == LG3306_LOCK) { + dbg_info("locked(%d)\n", i); + return FECLockStatus; + } + } + dbg_info("not locked\n"); + return FECLockStatus; +} + +static enum lgdt3306a_neverlock_status +lgdt3306a_neverlock_poll(struct lgdt3306a_state *state) +{ + enum lgdt3306a_neverlock_status NLLockStatus = LG3306_NL_FAIL; + int i; + + for (i = 0; i < 5; i++) { + msleep(30); + + NLLockStatus = lgdt3306a_check_neverlock_status(state); + + if (NLLockStatus == LG3306_NL_LOCK) { + dbg_info("NL_LOCK(%d)\n", i); + return NLLockStatus; + } + } + dbg_info("NLLockStatus=%d\n", NLLockStatus); + return NLLockStatus; +} + +static u8 lgdt3306a_get_packet_error(struct lgdt3306a_state *state) +{ + u8 val; + int ret; + + ret = lgdt3306a_read_reg(state, 0x00fa, &val); + if (ret) + return ret; + + return val; +} + +static const u32 valx_x10[] = { + 10, 11, 13, 15, 17, 20, 25, 33, 41, 50, 59, 73, 87, 100 +}; +static const u32 log10x_x1000[] = { + 0, 41, 114, 176, 230, 301, 398, 518, 613, 699, 771, 863, 939, 1000 +}; + +static u32 log10_x1000(u32 x) +{ + u32 diff_val, step_val, step_log10; + u32 log_val = 0; + u32 i; + + if (x <= 0) + return -1000000; /* signal error */ + + if (x == 10) + return 0; /* log(1)=0 */ + + if (x < 10) { + while (x < 10) { + x = x * 10; + log_val--; + } + } else { /* x > 10 */ + while (x >= 100) { + x = x / 10; + log_val++; + } + } + log_val *= 1000; + + if (x == 10) /* was our input an exact multiple of 10 */ + return log_val; /* don't need to interpolate */ + + /* find our place on the log curve */ + for (i = 1; i < ARRAY_SIZE(valx_x10); i++) { + if (valx_x10[i] >= x) + break; + } + if (i == ARRAY_SIZE(valx_x10)) + return log_val + log10x_x1000[i - 1]; + + diff_val = x - valx_x10[i-1]; + step_val = valx_x10[i] - valx_x10[i - 1]; + step_log10 = log10x_x1000[i] - log10x_x1000[i - 1]; + + /* do a linear interpolation to get in-between values */ + return log_val + log10x_x1000[i - 1] + + ((diff_val*step_log10) / step_val); +} + +static u32 lgdt3306a_calculate_snr_x100(struct lgdt3306a_state *state) +{ + u32 mse; /* Mean-Square Error */ + u32 pwr; /* Constelation power */ + u32 snr_x100; + + mse = (read_reg(state, 0x00ec) << 8) | + (read_reg(state, 0x00ed)); + pwr = (read_reg(state, 0x00e8) << 8) | + (read_reg(state, 0x00e9)); + + if (mse == 0) /* no signal */ + return 0; + + snr_x100 = log10_x1000((pwr * 10000) / mse) - 3000; + dbg_info("mse=%u, pwr=%u, snr_x100=%d\n", mse, pwr, snr_x100); + + return snr_x100; +} + +static enum lgdt3306a_lock_status +lgdt3306a_vsb_lock_poll(struct lgdt3306a_state *state) +{ + int ret; + u8 cnt = 0; + u8 packet_error; + u32 snr; + + for (cnt = 0; cnt < 10; cnt++) { + if (lgdt3306a_sync_lock_poll(state) == LG3306_UNLOCK) { + dbg_info("no sync lock!\n"); + return LG3306_UNLOCK; + } + + msleep(20); + ret = lgdt3306a_pre_monitoring(state); + if (ret) + break; + + packet_error = lgdt3306a_get_packet_error(state); + snr = lgdt3306a_calculate_snr_x100(state); + dbg_info("cnt=%d errors=%d snr=%d\n", cnt, packet_error, snr); + + if ((snr >= 1500) && (packet_error < 0xff)) + return LG3306_LOCK; + } + + dbg_info("not locked!\n"); + return LG3306_UNLOCK; +} + +static enum lgdt3306a_lock_status +lgdt3306a_qam_lock_poll(struct lgdt3306a_state *state) +{ + u8 cnt; + u8 packet_error; + u32 snr; + + for (cnt = 0; cnt < 10; cnt++) { + if (lgdt3306a_fec_lock_poll(state) == LG3306_UNLOCK) { + dbg_info("no fec lock!\n"); + return LG3306_UNLOCK; + } + + msleep(20); + + packet_error = lgdt3306a_get_packet_error(state); + snr = lgdt3306a_calculate_snr_x100(state); + dbg_info("cnt=%d errors=%d snr=%d\n", cnt, packet_error, snr); + + if ((snr >= 1500) && (packet_error < 0xff)) + return LG3306_LOCK; + } + + dbg_info("not locked!\n"); + return LG3306_UNLOCK; +} + +static int lgdt3306a_read_status(struct dvb_frontend *fe, fe_status_t *status) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + u16 strength = 0; + int ret = 0; + + if (fe->ops.tuner_ops.get_rf_strength) { + ret = fe->ops.tuner_ops.get_rf_strength(fe, &strength); + if (ret == 0) + dbg_info("strength=%d\n", strength); + else + dbg_info("fe->ops.tuner_ops.get_rf_strength() failed\n"); + } + + *status = 0; + if (lgdt3306a_neverlock_poll(state) == LG3306_NL_LOCK) { + *status |= FE_HAS_SIGNAL; + *status |= FE_HAS_CARRIER; + + switch (state->current_modulation) { + case QAM_256: + case QAM_64: + if (lgdt3306a_qam_lock_poll(state) == LG3306_LOCK) { + *status |= FE_HAS_VITERBI; + *status |= FE_HAS_SYNC; + + *status |= FE_HAS_LOCK; + } + break; + case VSB_8: + if (lgdt3306a_vsb_lock_poll(state) == LG3306_LOCK) { + *status |= FE_HAS_VITERBI; + *status |= FE_HAS_SYNC; + + *status |= FE_HAS_LOCK; + + ret = lgdt3306a_monitor_vsb(state); + } + break; + default: + ret = -EINVAL; + } + } + return ret; +} + + +static int lgdt3306a_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + + state->snr = lgdt3306a_calculate_snr_x100(state); + /* report SNR in dB * 10 */ + *snr = state->snr/10; + + return 0; +} + +static int lgdt3306a_read_signal_strength(struct dvb_frontend *fe, + u16 *strength) +{ + /* + * Calculate some sort of "strength" from SNR + */ + struct lgdt3306a_state *state = fe->demodulator_priv; + u16 snr; /* snr_x10 */ + int ret; + u32 ref_snr; /* snr*100 */ + u32 str; + + *strength = 0; + + switch (state->current_modulation) { + case VSB_8: + ref_snr = 1600; /* 16dB */ + break; + case QAM_64: + ref_snr = 2200; /* 22dB */ + break; + case QAM_256: + ref_snr = 2800; /* 28dB */ + break; + default: + return -EINVAL; + } + + ret = fe->ops.read_snr(fe, &snr); + if (lg_chkerr(ret)) + goto fail; + + if (state->snr <= (ref_snr - 100)) + str = 0; + else if (state->snr <= ref_snr) + str = (0xffff * 65) / 100; /* 65% */ + else { + str = state->snr - ref_snr; + str /= 50; + str += 78; /* 78%-100% */ + if (str > 100) + str = 100; + str = (0xffff * str) / 100; + } + *strength = (u16)str; + dbg_info("strength=%u\n", *strength); + +fail: + return ret; +} + +/* ------------------------------------------------------------------------ */ + +static int lgdt3306a_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + u32 tmp; + + *ber = 0; +#if 1 + /* FGR - FIXME - I don't know what value is expected by dvb_core + * what is the scale of the value?? */ + tmp = read_reg(state, 0x00fc); /* NBERVALUE[24-31] */ + tmp = (tmp << 8) | read_reg(state, 0x00fd); /* NBERVALUE[16-23] */ + tmp = (tmp << 8) | read_reg(state, 0x00fe); /* NBERVALUE[8-15] */ + tmp = (tmp << 8) | read_reg(state, 0x00ff); /* NBERVALUE[0-7] */ + *ber = tmp; + dbg_info("ber=%u\n", tmp); +#endif + return 0; +} + +static int lgdt3306a_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + + *ucblocks = 0; +#if 1 + /* FGR - FIXME - I don't know what value is expected by dvb_core + * what happens when value wraps? */ + *ucblocks = read_reg(state, 0x00f4); /* TPIFTPERRCNT[0-7] */ + dbg_info("ucblocks=%u\n", *ucblocks); +#endif + + return 0; +} + +static int lgdt3306a_tune(struct dvb_frontend *fe, bool re_tune, + unsigned int mode_flags, unsigned int *delay, + fe_status_t *status) +{ + int ret = 0; + struct lgdt3306a_state *state = fe->demodulator_priv; + + dbg_info("re_tune=%u\n", re_tune); + + if (re_tune) { + state->current_frequency = -1; /* force re-tune */ + ret = lgdt3306a_set_parameters(fe); + if (ret != 0) + return ret; + } + *delay = 125; + ret = lgdt3306a_read_status(fe, status); + + return ret; +} + +static int lgdt3306a_get_tune_settings(struct dvb_frontend *fe, + struct dvb_frontend_tune_settings + *fe_tune_settings) +{ + fe_tune_settings->min_delay_ms = 100; + dbg_info("\n"); + return 0; +} + +static int lgdt3306a_search(struct dvb_frontend *fe) +{ + fe_status_t status = 0; + int i, ret; + + /* set frontend */ + ret = lgdt3306a_set_parameters(fe); + if (ret) + goto error; + + /* wait frontend lock */ + for (i = 20; i > 0; i--) { + dbg_info(": loop=%d\n", i); + msleep(50); + ret = lgdt3306a_read_status(fe, &status); + if (ret) + goto error; + + if (status & FE_HAS_LOCK) + break; + } + + /* check if we have a valid signal */ + if (status & FE_HAS_LOCK) + return DVBFE_ALGO_SEARCH_SUCCESS; + else + return DVBFE_ALGO_SEARCH_AGAIN; + +error: + dbg_info("failed (%d)\n", ret); + return DVBFE_ALGO_SEARCH_ERROR; +} + +static void lgdt3306a_release(struct dvb_frontend *fe) +{ + struct lgdt3306a_state *state = fe->demodulator_priv; + + dbg_info("\n"); + kfree(state); +} + +static struct dvb_frontend_ops lgdt3306a_ops; + +struct dvb_frontend *lgdt3306a_attach(const struct lgdt3306a_config *config, + struct i2c_adapter *i2c_adap) +{ + struct lgdt3306a_state *state = NULL; + int ret; + u8 val; + + dbg_info("(%d-%04x)\n", + i2c_adap ? i2c_adapter_id(i2c_adap) : 0, + config ? config->i2c_addr : 0); + + state = kzalloc(sizeof(struct lgdt3306a_state), GFP_KERNEL); + if (state == NULL) + goto fail; + + state->cfg = config; + state->i2c_adap = i2c_adap; + + memcpy(&state->frontend.ops, &lgdt3306a_ops, + sizeof(struct dvb_frontend_ops)); + state->frontend.demodulator_priv = state; + + /* verify that we're talking to a lg3306a */ + /* FGR - NOTE - there is no obvious ChipId to check; we check + * some "known" bits after reset, but it's still just a guess */ + ret = lgdt3306a_read_reg(state, 0x0000, &val); + if (lg_chkerr(ret)) + goto fail; + if ((val & 0x74) != 0x74) { + pr_warn("expected 0x74, got 0x%x\n", (val & 0x74)); +#if 0 + /* FIXME - re-enable when we know this is right */ + goto fail; +#endif + } + ret = lgdt3306a_read_reg(state, 0x0001, &val); + if (lg_chkerr(ret)) + goto fail; + if ((val & 0xf6) != 0xc6) { + pr_warn("expected 0xc6, got 0x%x\n", (val & 0xf6)); +#if 0 + /* FIXME - re-enable when we know this is right */ + goto fail; +#endif + } + ret = lgdt3306a_read_reg(state, 0x0002, &val); + if (lg_chkerr(ret)) + goto fail; + if ((val & 0x73) != 0x03) { + pr_warn("expected 0x03, got 0x%x\n", (val & 0x73)); +#if 0 + /* FIXME - re-enable when we know this is right */ + goto fail; +#endif + } + + state->current_frequency = -1; + state->current_modulation = -1; + + lgdt3306a_sleep(state); + + return &state->frontend; + +fail: + pr_warn("unable to detect LGDT3306A hardware\n"); + kfree(state); + return NULL; +} +EXPORT_SYMBOL(lgdt3306a_attach); + +#ifdef DBG_DUMP + +static const short regtab[] = { + 0x0000, /* SOFTRSTB 1'b1 1'b1 1'b1 ADCPDB 1'b1 PLLPDB GBBPDB 11111111 */ + 0x0001, /* 1'b1 1'b1 1'b0 1'b0 AUTORPTRS */ + 0x0002, /* NI2CRPTEN 1'b0 1'b0 1'b0 SPECINVAUT */ + 0x0003, /* AGCRFOUT */ + 0x0004, /* ADCSEL1V ADCCNT ADCCNF ADCCNS ADCCLKPLL */ + 0x0005, /* PLLINDIVSE */ + 0x0006, /* PLLCTRL[7:0] 11100001 */ + 0x0007, /* SYSINITWAITTIME[7:0] (msec) 00001000 */ + 0x0008, /* STDOPMODE[7:0] 10000000 */ + 0x0009, /* 1'b0 1'b0 1'b0 STDOPDETTMODE[2:0] STDOPDETCMODE[1:0] 00011110 */ + 0x000a, /* DAFTEN 1'b1 x x SCSYSLOCK */ + 0x000b, /* SCSYSLOCKCHKTIME[7:0] (10msec) 01100100 */ + 0x000d, /* x SAMPLING4 */ + 0x000e, /* SAMFREQ[15:8] 00000000 */ + 0x000f, /* SAMFREQ[7:0] 00000000 */ + 0x0010, /* IFFREQ[15:8] 01100000 */ + 0x0011, /* IFFREQ[7:0] 00000000 */ + 0x0012, /* AGCEN AGCREFMO */ + 0x0013, /* AGCRFFIXB AGCIFFIXB AGCLOCKDETRNGSEL[1:0] 1'b1 1'b0 1'b0 1'b0 11101000 */ + 0x0014, /* AGCFIXVALUE[7:0] 01111111 */ + 0x0015, /* AGCREF[15:8] 00001010 */ + 0x0016, /* AGCREF[7:0] 11100100 */ + 0x0017, /* AGCDELAY[7:0] 00100000 */ + 0x0018, /* AGCRFBW[3:0] AGCIFBW[3:0] 10001000 */ + 0x0019, /* AGCUDOUTMODE[1:0] AGCUDCTRLLEN[1:0] AGCUDCTRL */ + 0x001c, /* 1'b1 PFEN MFEN AICCVSYNC */ + 0x001d, /* 1'b0 1'b1 1'b0 1'b1 AICCVSYNC */ + 0x001e, /* AICCALPHA[3:0] 1'b1 1'b0 1'b1 1'b0 01111010 */ + 0x001f, /* AICCDETTH[19:16] AICCOFFTH[19:16] 00000000 */ + 0x0020, /* AICCDETTH[15:8] 01111100 */ + 0x0021, /* AICCDETTH[7:0] 00000000 */ + 0x0022, /* AICCOFFTH[15:8] 00000101 */ + 0x0023, /* AICCOFFTH[7:0] 11100000 */ + 0x0024, /* AICCOPMODE3[1:0] AICCOPMODE2[1:0] AICCOPMODE1[1:0] AICCOPMODE0[1:0] 00000000 */ + 0x0025, /* AICCFIXFREQ3[23:16] 00000000 */ + 0x0026, /* AICCFIXFREQ3[15:8] 00000000 */ + 0x0027, /* AICCFIXFREQ3[7:0] 00000000 */ + 0x0028, /* AICCFIXFREQ2[23:16] 00000000 */ + 0x0029, /* AICCFIXFREQ2[15:8] 00000000 */ + 0x002a, /* AICCFIXFREQ2[7:0] 00000000 */ + 0x002b, /* AICCFIXFREQ1[23:16] 00000000 */ + 0x002c, /* AICCFIXFREQ1[15:8] 00000000 */ + 0x002d, /* AICCFIXFREQ1[7:0] 00000000 */ + 0x002e, /* AICCFIXFREQ0[23:16] 00000000 */ + 0x002f, /* AICCFIXFREQ0[15:8] 00000000 */ + 0x0030, /* AICCFIXFREQ0[7:0] 00000000 */ + 0x0031, /* 1'b0 1'b1 1'b0 1'b0 x DAGC1STER */ + 0x0032, /* DAGC1STEN DAGC1STER */ + 0x0033, /* DAGC1STREF[15:8] 00001010 */ + 0x0034, /* DAGC1STREF[7:0] 11100100 */ + 0x0035, /* DAGC2NDE */ + 0x0036, /* DAGC2NDREF[15:8] 00001010 */ + 0x0037, /* DAGC2NDREF[7:0] 10000000 */ + 0x0038, /* DAGC2NDLOCKDETRNGSEL[1:0] */ + 0x003d, /* 1'b1 SAMGEARS */ + 0x0040, /* SAMLFGMA */ + 0x0041, /* SAMLFBWM */ + 0x0044, /* 1'b1 CRGEARSHE */ + 0x0045, /* CRLFGMAN */ + 0x0046, /* CFLFBWMA */ + 0x0047, /* CRLFGMAN */ + 0x0048, /* x x x x CRLFGSTEP_VS[3:0] xxxx1001 */ + 0x0049, /* CRLFBWMA */ + 0x004a, /* CRLFBWMA */ + 0x0050, /* 1'b0 1'b1 1'b1 1'b0 MSECALCDA */ + 0x0070, /* TPOUTEN TPIFEN TPCLKOUTE */ + 0x0071, /* TPSENB TPSSOPBITE */ + 0x0073, /* TP47HINS x x CHBERINT PERMODE[1:0] PERINT[1:0] 1xx11100 */ + 0x0075, /* x x x x x IQSWAPCTRL[2:0] xxxxx000 */ + 0x0076, /* NBERCON NBERST NBERPOL NBERWSYN */ + 0x0077, /* x NBERLOSTTH[2:0] NBERACQTH[3:0] x0000000 */ + 0x0078, /* NBERPOLY[31:24] 00000000 */ + 0x0079, /* NBERPOLY[23:16] 00000000 */ + 0x007a, /* NBERPOLY[15:8] 00000000 */ + 0x007b, /* NBERPOLY[7:0] 00000000 */ + 0x007c, /* NBERPED[31:24] 00000000 */ + 0x007d, /* NBERPED[23:16] 00000000 */ + 0x007e, /* NBERPED[15:8] 00000000 */ + 0x007f, /* NBERPED[7:0] 00000000 */ + 0x0080, /* x AGCLOCK DAGCLOCK SYSLOCK x x NEVERLOCK[1:0] */ + 0x0085, /* SPECINVST */ + 0x0088, /* SYSLOCKTIME[15:8] */ + 0x0089, /* SYSLOCKTIME[7:0] */ + 0x008c, /* FECLOCKTIME[15:8] */ + 0x008d, /* FECLOCKTIME[7:0] */ + 0x008e, /* AGCACCOUT[15:8] */ + 0x008f, /* AGCACCOUT[7:0] */ + 0x0090, /* AICCREJSTATUS[3:0] AICCREJBUSY[3:0] */ + 0x0091, /* AICCVSYNC */ + 0x009c, /* CARRFREQOFFSET[15:8] */ + 0x009d, /* CARRFREQOFFSET[7:0] */ + 0x00a1, /* SAMFREQOFFSET[23:16] */ + 0x00a2, /* SAMFREQOFFSET[15:8] */ + 0x00a3, /* SAMFREQOFFSET[7:0] */ + 0x00a6, /* SYNCLOCK SYNCLOCKH */ +#if 0 /* covered elsewhere */ + 0x00e8, /* CONSTPWR[15:8] */ + 0x00e9, /* CONSTPWR[7:0] */ + 0x00ea, /* BMSE[15:8] */ + 0x00eb, /* BMSE[7:0] */ + 0x00ec, /* MSE[15:8] */ + 0x00ed, /* MSE[7:0] */ + 0x00ee, /* CONSTI[7:0] */ + 0x00ef, /* CONSTQ[7:0] */ +#endif + 0x00f4, /* TPIFTPERRCNT[7:0] */ + 0x00f5, /* TPCORREC */ + 0x00f6, /* VBBER[15:8] */ + 0x00f7, /* VBBER[7:0] */ + 0x00f8, /* VABER[15:8] */ + 0x00f9, /* VABER[7:0] */ + 0x00fa, /* TPERRCNT[7:0] */ + 0x00fb, /* NBERLOCK x x x x x x x */ + 0x00fc, /* NBERVALUE[31:24] */ + 0x00fd, /* NBERVALUE[23:16] */ + 0x00fe, /* NBERVALUE[15:8] */ + 0x00ff, /* NBERVALUE[7:0] */ + 0x1000, /* 1'b0 WODAGCOU */ + 0x1005, /* x x 1'b1 1'b1 x SRD_Q_QM */ + 0x1009, /* SRDWAITTIME[7:0] (10msec) 00100011 */ + 0x100a, /* SRDWAITTIME_CQS[7:0] (msec) 01100100 */ + 0x101a, /* x 1'b1 1'b0 1'b0 x QMDQAMMODE[2:0] x100x010 */ + 0x1036, /* 1'b0 1'b1 1'b0 1'b0 SAMGSEND_CQS[3:0] 01001110 */ + 0x103c, /* SAMGSAUTOSTL_V[3:0] SAMGSAUTOEDL_V[3:0] 01000110 */ + 0x103d, /* 1'b1 1'b1 SAMCNORMBP_V[1:0] 1'b0 1'b0 SAMMODESEL_V[1:0] 11100001 */ + 0x103f, /* SAMZTEDSE */ + 0x105d, /* EQSTATUSE */ + 0x105f, /* x PMAPG2_V[2:0] x DMAPG2_V[2:0] x001x011 */ + 0x1060, /* 1'b1 EQSTATUSE */ + 0x1061, /* CRMAPBWSTL_V[3:0] CRMAPBWEDL_V[3:0] 00000100 */ + 0x1065, /* 1'b0 x CRMODE_V[1:0] 1'b1 x 1'b1 x 0x111x1x */ + 0x1066, /* 1'b0 1'b0 1'b1 1'b0 1'b1 PNBOOSTSE */ + 0x1068, /* CREPHNGAIN2_V[3:0] CREPHNPBW_V[3:0] 10010001 */ + 0x106e, /* x x x x x CREPHNEN_ */ + 0x106f, /* CREPHNTH_V[7:0] 00010101 */ + 0x1072, /* CRSWEEPN */ + 0x1073, /* CRPGAIN_V[3:0] x x 1'b1 1'b1 1001xx11 */ + 0x1074, /* CRPBW_V[3:0] x x 1'b1 1'b1 0001xx11 */ + 0x1080, /* DAFTSTATUS[1:0] x x x x x x */ + 0x1081, /* SRDSTATUS[1:0] x x x x x SRDLOCK */ + 0x10a9, /* EQSTATUS_CQS[1:0] x x x x x x */ + 0x10b7, /* EQSTATUS_V[1:0] x x x x x x */ +#if 0 /* SMART_ANT */ + 0x1f00, /* MODEDETE */ + 0x1f01, /* x x x x x x x SFNRST xxxxxxx0 */ + 0x1f03, /* NUMOFANT[7:0] 10000000 */ + 0x1f04, /* x SELMASK[6:0] x0000000 */ + 0x1f05, /* x SETMASK[6:0] x0000000 */ + 0x1f06, /* x TXDATA[6:0] x0000000 */ + 0x1f07, /* x CHNUMBER[6:0] x0000000 */ + 0x1f09, /* AGCTIME[23:16] 10011000 */ + 0x1f0a, /* AGCTIME[15:8] 10010110 */ + 0x1f0b, /* AGCTIME[7:0] 10000000 */ + 0x1f0c, /* ANTTIME[31:24] 00000000 */ + 0x1f0d, /* ANTTIME[23:16] 00000011 */ + 0x1f0e, /* ANTTIME[15:8] 10010000 */ + 0x1f0f, /* ANTTIME[7:0] 10010000 */ + 0x1f11, /* SYNCTIME[23:16] 10011000 */ + 0x1f12, /* SYNCTIME[15:8] 10010110 */ + 0x1f13, /* SYNCTIME[7:0] 10000000 */ + 0x1f14, /* SNRTIME[31:24] 00000001 */ + 0x1f15, /* SNRTIME[23:16] 01111101 */ + 0x1f16, /* SNRTIME[15:8] 01111000 */ + 0x1f17, /* SNRTIME[7:0] 01000000 */ + 0x1f19, /* FECTIME[23:16] 00000000 */ + 0x1f1a, /* FECTIME[15:8] 01110010 */ + 0x1f1b, /* FECTIME[7:0] 01110000 */ + 0x1f1d, /* FECTHD[7:0] 00000011 */ + 0x1f1f, /* SNRTHD[23:16] 00001000 */ + 0x1f20, /* SNRTHD[15:8] 01111111 */ + 0x1f21, /* SNRTHD[7:0] 10000101 */ + 0x1f80, /* IRQFLG x x SFSDRFLG MODEBFLG SAVEFLG SCANFLG TRACKFLG */ + 0x1f81, /* x SYNCCON SNRCON FECCON x STDBUSY SYNCRST AGCFZCO */ + 0x1f82, /* x x x SCANOPCD[4:0] */ + 0x1f83, /* x x x x MAINOPCD[3:0] */ + 0x1f84, /* x x RXDATA[13:8] */ + 0x1f85, /* RXDATA[7:0] */ + 0x1f86, /* x x SDTDATA[13:8] */ + 0x1f87, /* SDTDATA[7:0] */ + 0x1f89, /* ANTSNR[23:16] */ + 0x1f8a, /* ANTSNR[15:8] */ + 0x1f8b, /* ANTSNR[7:0] */ + 0x1f8c, /* x x x x ANTFEC[13:8] */ + 0x1f8d, /* ANTFEC[7:0] */ + 0x1f8e, /* MAXCNT[7:0] */ + 0x1f8f, /* SCANCNT[7:0] */ + 0x1f91, /* MAXPW[23:16] */ + 0x1f92, /* MAXPW[15:8] */ + 0x1f93, /* MAXPW[7:0] */ + 0x1f95, /* CURPWMSE[23:16] */ + 0x1f96, /* CURPWMSE[15:8] */ + 0x1f97, /* CURPWMSE[7:0] */ +#endif /* SMART_ANT */ + 0x211f, /* 1'b1 1'b1 1'b1 CIRQEN x x 1'b0 1'b0 1111xx00 */ + 0x212a, /* EQAUTOST */ + 0x2122, /* CHFAST[7:0] 01100000 */ + 0x212b, /* FFFSTEP_V[3:0] x FBFSTEP_V[2:0] 0001x001 */ + 0x212c, /* PHDEROTBWSEL[3:0] 1'b1 1'b1 1'b1 1'b0 10001110 */ + 0x212d, /* 1'b1 1'b1 1'b1 1'b1 x x TPIFLOCKS */ + 0x2135, /* DYNTRACKFDEQ[3:0] x 1'b0 1'b0 1'b0 1010x000 */ + 0x2141, /* TRMODE[1:0] 1'b1 1'b1 1'b0 1'b1 1'b1 1'b1 01110111 */ + 0x2162, /* AICCCTRLE */ + 0x2173, /* PHNCNFCNT[7:0] 00000100 */ + 0x2179, /* 1'b0 1'b0 1'b0 1'b1 x BADSINGLEDYNTRACKFBF[2:0] 0001x001 */ + 0x217a, /* 1'b0 1'b0 1'b0 1'b1 x BADSLOWSINGLEDYNTRACKFBF[2:0] 0001x001 */ + 0x217e, /* CNFCNTTPIF[7:0] 00001000 */ + 0x217f, /* TPERRCNTTPIF[7:0] 00000001 */ + 0x2180, /* x x x x x x FBDLYCIR[9:8] */ + 0x2181, /* FBDLYCIR[7:0] */ + 0x2185, /* MAXPWRMAIN[7:0] */ + 0x2191, /* NCOMBDET x x x x x x x */ + 0x2199, /* x MAINSTRON */ + 0x219a, /* FFFEQSTEPOUT_V[3:0] FBFSTEPOUT_V[2:0] */ + 0x21a1, /* x x SNRREF[5:0] */ + 0x2845, /* 1'b0 1'b1 x x FFFSTEP_CQS[1:0] FFFCENTERTAP[1:0] 01xx1110 */ + 0x2846, /* 1'b0 x 1'b0 1'b1 FBFSTEP_CQS[1:0] 1'b1 1'b0 0x011110 */ + 0x2847, /* ENNOSIGDE */ + 0x2849, /* 1'b1 1'b1 NOUSENOSI */ + 0x284a, /* EQINITWAITTIME[7:0] 01100100 */ + 0x3000, /* 1'b1 1'b1 1'b1 x x x 1'b0 RPTRSTM */ + 0x3001, /* RPTRSTWAITTIME[7:0] (100msec) 00110010 */ + 0x3031, /* FRAMELOC */ + 0x3032, /* 1'b1 1'b0 1'b0 1'b0 x x FRAMELOCKMODE_CQS[1:0] 1000xx11 */ + 0x30a9, /* VDLOCK_Q FRAMELOCK */ + 0x30aa, /* MPEGLOCK */ +}; + +#define numDumpRegs (sizeof(regtab)/sizeof(regtab[0])) +static u8 regval1[numDumpRegs] = {0, }; +static u8 regval2[numDumpRegs] = {0, }; + +static void lgdt3306a_DumpAllRegs(struct lgdt3306a_state *state) +{ + memset(regval2, 0xff, sizeof(regval2)); + lgdt3306a_DumpRegs(state); +} + +static void lgdt3306a_DumpRegs(struct lgdt3306a_state *state) +{ + int i; + int sav_debug = debug; + + if ((debug & DBG_DUMP) == 0) + return; + debug &= ~DBG_REG; /* suppress DBG_REG during reg dump */ + + lg_debug("\n"); + + for (i = 0; i < numDumpRegs; i++) { + lgdt3306a_read_reg(state, regtab[i], ®val1[i]); + if (regval1[i] != regval2[i]) { + lg_debug(" %04X = %02X\n", regtab[i], regval1[i]); + regval2[i] = regval1[i]; + } + } + debug = sav_debug; +} +#endif /* DBG_DUMP */ + + + +static struct dvb_frontend_ops lgdt3306a_ops = { + .delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B }, + .info = { + .name = "LG Electronics LGDT3306A VSB/QAM Frontend", + .frequency_min = 54000000, + .frequency_max = 858000000, + .frequency_stepsize = 62500, + .caps = FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB + }, + .i2c_gate_ctrl = lgdt3306a_i2c_gate_ctrl, + .init = lgdt3306a_init, + .sleep = lgdt3306a_fe_sleep, + /* if this is set, it overrides the default swzigzag */ + .tune = lgdt3306a_tune, + .set_frontend = lgdt3306a_set_parameters, + .get_frontend = lgdt3306a_get_frontend, + .get_frontend_algo = lgdt3306a_get_frontend_algo, + .get_tune_settings = lgdt3306a_get_tune_settings, + .read_status = lgdt3306a_read_status, + .read_ber = lgdt3306a_read_ber, + .read_signal_strength = lgdt3306a_read_signal_strength, + .read_snr = lgdt3306a_read_snr, + .read_ucblocks = lgdt3306a_read_ucblocks, + .release = lgdt3306a_release, + .ts_bus_ctrl = lgdt3306a_ts_bus_ctrl, + .search = lgdt3306a_search, +}; + +MODULE_DESCRIPTION("LG Electronics LGDT3306A ATSC/QAM-B Demodulator Driver"); +MODULE_AUTHOR("Fred Richter <frichter@hauppauge.com>"); +MODULE_LICENSE("GPL"); +MODULE_VERSION("0.2"); diff --git a/drivers/media/dvb-frontends/lgdt3306a.h b/drivers/media/dvb-frontends/lgdt3306a.h new file mode 100644 index 000000000000..9dbb2dced1fe --- /dev/null +++ b/drivers/media/dvb-frontends/lgdt3306a.h @@ -0,0 +1,74 @@ +/* + * Support for LGDT3306A - 8VSB/QAM-B + * + * Copyright (C) 2013,2014 Fred Richter <frichter@hauppauge.com> + * based on lgdt3305.[ch] by Michael Krufky + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _LGDT3306A_H_ +#define _LGDT3306A_H_ + +#include <linux/i2c.h> +#include "dvb_frontend.h" + + +enum lgdt3306a_mpeg_mode { + LGDT3306A_MPEG_PARALLEL = 0, + LGDT3306A_MPEG_SERIAL = 1, +}; + +enum lgdt3306a_tp_clock_edge { + LGDT3306A_TPCLK_RISING_EDGE = 0, + LGDT3306A_TPCLK_FALLING_EDGE = 1, +}; + +enum lgdt3306a_tp_valid_polarity { + LGDT3306A_TP_VALID_LOW = 0, + LGDT3306A_TP_VALID_HIGH = 1, +}; + +struct lgdt3306a_config { + u8 i2c_addr; + + /* user defined IF frequency in KHz */ + u16 qam_if_khz; + u16 vsb_if_khz; + + /* disable i2c repeater - 0:repeater enabled 1:repeater disabled */ + unsigned int deny_i2c_rptr:1; + + /* spectral inversion - 0:disabled 1:enabled */ + unsigned int spectral_inversion:1; + + enum lgdt3306a_mpeg_mode mpeg_mode; + enum lgdt3306a_tp_clock_edge tpclk_edge; + enum lgdt3306a_tp_valid_polarity tpvalid_polarity; + + /* demod clock freq in MHz; 24 or 25 supported */ + int xtalMHz; +}; + +#if IS_REACHABLE(CONFIG_DVB_LGDT3306A) +struct dvb_frontend *lgdt3306a_attach(const struct lgdt3306a_config *config, + struct i2c_adapter *i2c_adap); +#else +static inline +struct dvb_frontend *lgdt3306a_attach(const struct lgdt3306a_config *config, + struct i2c_adapter *i2c_adap) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_LGDT3306A */ + +#endif /* _LGDT3306A_H_ */ diff --git a/drivers/media/dvb-frontends/lgdt330x.h b/drivers/media/dvb-frontends/lgdt330x.h index 8bb332219fc4..c73eeb45e330 100644 --- a/drivers/media/dvb-frontends/lgdt330x.h +++ b/drivers/media/dvb-frontends/lgdt330x.h @@ -52,7 +52,7 @@ struct lgdt330x_config int clock_polarity_flip; }; -#if IS_ENABLED(CONFIG_DVB_LGDT330X) +#if IS_REACHABLE(CONFIG_DVB_LGDT330X) extern struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/lgs8gl5.h b/drivers/media/dvb-frontends/lgs8gl5.h index c2da59614727..a5b3faf121f0 100644 --- a/drivers/media/dvb-frontends/lgs8gl5.h +++ b/drivers/media/dvb-frontends/lgs8gl5.h @@ -31,7 +31,7 @@ struct lgs8gl5_config { u8 demod_address; }; -#if IS_ENABLED(CONFIG_DVB_LGS8GL5) +#if IS_REACHABLE(CONFIG_DVB_LGS8GL5) extern struct dvb_frontend *lgs8gl5_attach( const struct lgs8gl5_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/lgs8gxx.h b/drivers/media/dvb-frontends/lgs8gxx.h index dadb78bf61a9..368c9928ef7f 100644 --- a/drivers/media/dvb-frontends/lgs8gxx.h +++ b/drivers/media/dvb-frontends/lgs8gxx.h @@ -80,7 +80,7 @@ struct lgs8gxx_config { u8 tuner_address; }; -#if IS_ENABLED(CONFIG_DVB_LGS8GXX) +#if IS_REACHABLE(CONFIG_DVB_LGS8GXX) extern struct dvb_frontend *lgs8gxx_attach(const struct lgs8gxx_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/lnbh24.h b/drivers/media/dvb-frontends/lnbh24.h index b327a4f31d16..a088b8ec1e53 100644 --- a/drivers/media/dvb-frontends/lnbh24.h +++ b/drivers/media/dvb-frontends/lnbh24.h @@ -37,7 +37,7 @@ #include <linux/dvb/frontend.h> -#if IS_ENABLED(CONFIG_DVB_LNBP21) +#if IS_REACHABLE(CONFIG_DVB_LNBP21) /* override_set and override_clear control which system register bits (above) to always set & clear */ extern struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, diff --git a/drivers/media/dvb-frontends/lnbp21.h b/drivers/media/dvb-frontends/lnbp21.h index dbcbcc2f20a3..a9b530de62a6 100644 --- a/drivers/media/dvb-frontends/lnbp21.h +++ b/drivers/media/dvb-frontends/lnbp21.h @@ -57,7 +57,7 @@ #include <linux/dvb/frontend.h> -#if IS_ENABLED(CONFIG_DVB_LNBP21) +#if IS_REACHABLE(CONFIG_DVB_LNBP21) /* override_set and override_clear control which system register bits (above) to always set & clear */ extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, diff --git a/drivers/media/dvb-frontends/lnbp22.h b/drivers/media/dvb-frontends/lnbp22.h index 63861b311dd8..628148385182 100644 --- a/drivers/media/dvb-frontends/lnbp22.h +++ b/drivers/media/dvb-frontends/lnbp22.h @@ -39,7 +39,7 @@ #include <linux/dvb/frontend.h> -#if IS_ENABLED(CONFIG_DVB_LNBP22) +#if IS_REACHABLE(CONFIG_DVB_LNBP22) /* * override_set and override_clear control which system register bits (above) * to always set & clear diff --git a/drivers/media/dvb-frontends/m88rs2000.h b/drivers/media/dvb-frontends/m88rs2000.h index 0a50ea90736b..de7430178e9e 100644 --- a/drivers/media/dvb-frontends/m88rs2000.h +++ b/drivers/media/dvb-frontends/m88rs2000.h @@ -41,7 +41,7 @@ enum { CALL_IS_READ, }; -#if IS_ENABLED(CONFIG_DVB_M88RS2000) +#if IS_REACHABLE(CONFIG_DVB_M88RS2000) extern struct dvb_frontend *m88rs2000_attach( const struct m88rs2000_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/mb86a16.h b/drivers/media/dvb-frontends/mb86a16.h index 277ce061acf9..e486dc0d8e60 100644 --- a/drivers/media/dvb-frontends/mb86a16.h +++ b/drivers/media/dvb-frontends/mb86a16.h @@ -33,7 +33,7 @@ struct mb86a16_config { -#if IS_ENABLED(CONFIG_DVB_MB86A16) +#if IS_REACHABLE(CONFIG_DVB_MB86A16) extern struct dvb_frontend *mb86a16_attach(const struct mb86a16_config *config, struct i2c_adapter *i2c_adap); diff --git a/drivers/media/dvb-frontends/mb86a20s.h b/drivers/media/dvb-frontends/mb86a20s.h index cbeb941fba7c..f749c8ac5f39 100644 --- a/drivers/media/dvb-frontends/mb86a20s.h +++ b/drivers/media/dvb-frontends/mb86a20s.h @@ -34,7 +34,7 @@ struct mb86a20s_config { bool is_serial; }; -#if IS_ENABLED(CONFIG_DVB_MB86A20S) +#if IS_REACHABLE(CONFIG_DVB_MB86A20S) extern struct dvb_frontend *mb86a20s_attach(const struct mb86a20s_config *config, struct i2c_adapter *i2c); extern struct i2c_adapter *mb86a20s_get_tuner_i2c_adapter(struct dvb_frontend *); diff --git a/drivers/media/dvb-frontends/mn88472.h b/drivers/media/dvb-frontends/mn88472.h index e4e0b80d3091..095294d292f3 100644 --- a/drivers/media/dvb-frontends/mn88472.h +++ b/drivers/media/dvb-frontends/mn88472.h @@ -19,6 +19,16 @@ #include <linux/dvb/frontend.h> +enum ts_clock { + VARIABLE_TS_CLOCK, + FIXED_TS_CLOCK, +}; + +enum ts_mode { + SERIAL_TS_MODE, + PARALLEL_TS_MODE, +}; + struct mn88472_config { /* * Max num of bytes given I2C adapter could write at once. @@ -39,6 +49,8 @@ struct mn88472_config { * Hz */ u32 xtal; + int ts_mode; + int ts_clock; }; #endif diff --git a/drivers/media/dvb-frontends/mn88473.h b/drivers/media/dvb-frontends/mn88473.h index a373ec93cbe0..c717ebed0e03 100644 --- a/drivers/media/dvb-frontends/mn88473.h +++ b/drivers/media/dvb-frontends/mn88473.h @@ -33,6 +33,12 @@ struct mn88473_config { * DVB frontend. */ struct dvb_frontend **fe; + + /* + * Xtal frequency. + * Hz + */ + u32 xtal; }; #endif diff --git a/drivers/media/dvb-frontends/mt312.h b/drivers/media/dvb-frontends/mt312.h index 5706621ad79d..386939a90555 100644 --- a/drivers/media/dvb-frontends/mt312.h +++ b/drivers/media/dvb-frontends/mt312.h @@ -36,7 +36,7 @@ struct mt312_config { unsigned int voltage_inverted:1; }; -#if IS_ENABLED(CONFIG_DVB_MT312) +#if IS_REACHABLE(CONFIG_DVB_MT312) struct dvb_frontend *mt312_attach(const struct mt312_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/mt352.h b/drivers/media/dvb-frontends/mt352.h index 451d904e1500..5873263bd1af 100644 --- a/drivers/media/dvb-frontends/mt352.h +++ b/drivers/media/dvb-frontends/mt352.h @@ -51,7 +51,7 @@ struct mt352_config int (*demod_init)(struct dvb_frontend* fe); }; -#if IS_ENABLED(CONFIG_DVB_MT352) +#if IS_REACHABLE(CONFIG_DVB_MT352) extern struct dvb_frontend* mt352_attach(const struct mt352_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/nxt200x.h b/drivers/media/dvb-frontends/nxt200x.h index e38d01fb6c2b..825b928ef542 100644 --- a/drivers/media/dvb-frontends/nxt200x.h +++ b/drivers/media/dvb-frontends/nxt200x.h @@ -42,7 +42,7 @@ struct nxt200x_config int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured); }; -#if IS_ENABLED(CONFIG_DVB_NXT200X) +#if IS_REACHABLE(CONFIG_DVB_NXT200X) extern struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/nxt6000.h b/drivers/media/dvb-frontends/nxt6000.h index b5867c2ae681..a94cefcc6dfd 100644 --- a/drivers/media/dvb-frontends/nxt6000.h +++ b/drivers/media/dvb-frontends/nxt6000.h @@ -33,7 +33,7 @@ struct nxt6000_config u8 clock_inversion:1; }; -#if IS_ENABLED(CONFIG_DVB_NXT6000) +#if IS_REACHABLE(CONFIG_DVB_NXT6000) extern struct dvb_frontend* nxt6000_attach(const struct nxt6000_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/or51132.h b/drivers/media/dvb-frontends/or51132.h index cdb5be3c65d6..9acf8dc87413 100644 --- a/drivers/media/dvb-frontends/or51132.h +++ b/drivers/media/dvb-frontends/or51132.h @@ -34,7 +34,7 @@ struct or51132_config int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured); }; -#if IS_ENABLED(CONFIG_DVB_OR51132) +#if IS_REACHABLE(CONFIG_DVB_OR51132) extern struct dvb_frontend* or51132_attach(const struct or51132_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/or51211.h b/drivers/media/dvb-frontends/or51211.h index 9a8ae936b62d..cc6adab63249 100644 --- a/drivers/media/dvb-frontends/or51211.h +++ b/drivers/media/dvb-frontends/or51211.h @@ -37,7 +37,7 @@ struct or51211_config void (*sleep)(struct dvb_frontend * fe); }; -#if IS_ENABLED(CONFIG_DVB_OR51211) +#if IS_REACHABLE(CONFIG_DVB_OR51211) extern struct dvb_frontend* or51211_attach(const struct or51211_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/rtl2832.c b/drivers/media/dvb-frontends/rtl2832.c index 67faa8d6950e..b400f7b3c2e7 100644 --- a/drivers/media/dvb-frontends/rtl2832.c +++ b/drivers/media/dvb-frontends/rtl2832.c @@ -685,7 +685,7 @@ static int rtl2832_read_status(struct dvb_frontend *fe, fe_status_t *status) struct rtl2832_dev *dev = fe->demodulator_priv; struct i2c_client *client = dev->client; int ret; - u32 tmp; + u32 uninitialized_var(tmp); dev_dbg(&client->dev, "\n"); diff --git a/drivers/media/dvb-frontends/s5h1409.h b/drivers/media/dvb-frontends/s5h1409.h index 9e143f5c8107..f58b9ca5557a 100644 --- a/drivers/media/dvb-frontends/s5h1409.h +++ b/drivers/media/dvb-frontends/s5h1409.h @@ -67,7 +67,7 @@ struct s5h1409_config { u8 hvr1600_opt; }; -#if IS_ENABLED(CONFIG_DVB_S5H1409) +#if IS_REACHABLE(CONFIG_DVB_S5H1409) extern struct dvb_frontend *s5h1409_attach(const struct s5h1409_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/s5h1411.h b/drivers/media/dvb-frontends/s5h1411.h index 1d7deb615674..f3a87f7ec360 100644 --- a/drivers/media/dvb-frontends/s5h1411.h +++ b/drivers/media/dvb-frontends/s5h1411.h @@ -69,7 +69,7 @@ struct s5h1411_config { u8 status_mode; }; -#if IS_ENABLED(CONFIG_DVB_S5H1411) +#if IS_REACHABLE(CONFIG_DVB_S5H1411) extern struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/s5h1420.h b/drivers/media/dvb-frontends/s5h1420.h index 210049b5cf30..142d93e7d02b 100644 --- a/drivers/media/dvb-frontends/s5h1420.h +++ b/drivers/media/dvb-frontends/s5h1420.h @@ -40,7 +40,7 @@ struct s5h1420_config u8 serial_mpeg:1; }; -#if IS_ENABLED(CONFIG_DVB_S5H1420) +#if IS_REACHABLE(CONFIG_DVB_S5H1420) extern struct dvb_frontend *s5h1420_attach(const struct s5h1420_config *config, struct i2c_adapter *i2c); extern struct i2c_adapter *s5h1420_get_tuner_i2c_adapter(struct dvb_frontend *fe); diff --git a/drivers/media/dvb-frontends/s5h1432.h b/drivers/media/dvb-frontends/s5h1432.h index 70917dd2533a..f490c5ee5801 100644 --- a/drivers/media/dvb-frontends/s5h1432.h +++ b/drivers/media/dvb-frontends/s5h1432.h @@ -75,7 +75,7 @@ struct s5h1432_config { u8 status_mode; }; -#if IS_ENABLED(CONFIG_DVB_S5H1432) +#if IS_REACHABLE(CONFIG_DVB_S5H1432) extern struct dvb_frontend *s5h1432_attach(const struct s5h1432_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/s921.h b/drivers/media/dvb-frontends/s921.h index 9b20c9e0eb88..7d3999a4e974 100644 --- a/drivers/media/dvb-frontends/s921.h +++ b/drivers/media/dvb-frontends/s921.h @@ -25,7 +25,7 @@ struct s921_config { u8 demod_address; }; -#if IS_ENABLED(CONFIG_DVB_S921) +#if IS_REACHABLE(CONFIG_DVB_S921) extern struct dvb_frontend *s921_attach(const struct s921_config *config, struct i2c_adapter *i2c); extern struct i2c_adapter *s921_get_tuner_i2c_adapter(struct dvb_frontend *); diff --git a/drivers/media/dvb-frontends/si2165.c b/drivers/media/dvb-frontends/si2165.c index 98ddb49ad52b..4cc5d10ed0d4 100644 --- a/drivers/media/dvb-frontends/si2165.c +++ b/drivers/media/dvb-frontends/si2165.c @@ -505,7 +505,7 @@ static int si2165_upload_firmware(struct si2165_state *state) /* reset crc */ ret = si2165_writereg8(state, 0x0379, 0x01); if (ret) - return ret; + goto error; ret = si2165_upload_firmware_block(state, data, len, &offset, block_count); diff --git a/drivers/media/dvb-frontends/si2165.h b/drivers/media/dvb-frontends/si2165.h index efaa08123b92..8a15d6a9c552 100644 --- a/drivers/media/dvb-frontends/si2165.h +++ b/drivers/media/dvb-frontends/si2165.h @@ -45,7 +45,7 @@ struct si2165_config { bool inversion; }; -#if IS_ENABLED(CONFIG_DVB_SI2165) +#if IS_REACHABLE(CONFIG_DVB_SI2165) struct dvb_frontend *si2165_attach( const struct si2165_config *config, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/si21xx.h b/drivers/media/dvb-frontends/si21xx.h index 1509fed44a3a..ef5f351ca68e 100644 --- a/drivers/media/dvb-frontends/si21xx.h +++ b/drivers/media/dvb-frontends/si21xx.h @@ -13,7 +13,7 @@ struct si21xx_config { int min_delay_ms; }; -#if IS_ENABLED(CONFIG_DVB_SI21XX) +#if IS_REACHABLE(CONFIG_DVB_SI21XX) extern struct dvb_frontend *si21xx_attach(const struct si21xx_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/sp2.c b/drivers/media/dvb-frontends/sp2.c index cc1ef966f99f..8fd42767e263 100644 --- a/drivers/media/dvb-frontends/sp2.c +++ b/drivers/media/dvb-frontends/sp2.c @@ -413,11 +413,8 @@ static int sp2_remove(struct i2c_client *client) struct sp2 *s = i2c_get_clientdata(client); dev_dbg(&client->dev, "\n"); - sp2_exit(client); - if (s != NULL) - kfree(s); - + kfree(s); return 0; } diff --git a/drivers/media/dvb-frontends/sp8870.h b/drivers/media/dvb-frontends/sp8870.h index 065ec67d4e30..f507b9fd707b 100644 --- a/drivers/media/dvb-frontends/sp8870.h +++ b/drivers/media/dvb-frontends/sp8870.h @@ -35,7 +35,7 @@ struct sp8870_config int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name); }; -#if IS_ENABLED(CONFIG_DVB_SP8870) +#if IS_REACHABLE(CONFIG_DVB_SP8870) extern struct dvb_frontend* sp8870_attach(const struct sp8870_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/sp887x.h b/drivers/media/dvb-frontends/sp887x.h index 2cdc4e8bc9cd..412f011e6dfd 100644 --- a/drivers/media/dvb-frontends/sp887x.h +++ b/drivers/media/dvb-frontends/sp887x.h @@ -17,7 +17,7 @@ struct sp887x_config int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name); }; -#if IS_ENABLED(CONFIG_DVB_SP887X) +#if IS_REACHABLE(CONFIG_DVB_SP887X) extern struct dvb_frontend* sp887x_attach(const struct sp887x_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/stb0899_drv.h b/drivers/media/dvb-frontends/stb0899_drv.h index 139264d19263..0a72131a57db 100644 --- a/drivers/media/dvb-frontends/stb0899_drv.h +++ b/drivers/media/dvb-frontends/stb0899_drv.h @@ -141,7 +141,7 @@ struct stb0899_config { int (*tuner_set_rfsiggain)(struct dvb_frontend *fe, u32 rf_gain); }; -#if IS_ENABLED(CONFIG_DVB_STB0899) +#if IS_REACHABLE(CONFIG_DVB_STB0899) extern struct dvb_frontend *stb0899_attach(struct stb0899_config *config, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/stb6000.h b/drivers/media/dvb-frontends/stb6000.h index a768189bfaad..da581b652cb9 100644 --- a/drivers/media/dvb-frontends/stb6000.h +++ b/drivers/media/dvb-frontends/stb6000.h @@ -35,7 +35,7 @@ * @param i2c i2c adapter to use. * @return FE pointer on success, NULL on failure. */ -#if IS_ENABLED(CONFIG_DVB_STB6000) +#if IS_REACHABLE(CONFIG_DVB_STB6000) extern struct dvb_frontend *stb6000_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/stb6100.h b/drivers/media/dvb-frontends/stb6100.h index 3a1e40f3b8be..218c8188865d 100644 --- a/drivers/media/dvb-frontends/stb6100.h +++ b/drivers/media/dvb-frontends/stb6100.h @@ -94,7 +94,7 @@ struct stb6100_state { u32 reference; }; -#if IS_ENABLED(CONFIG_DVB_STB6100) +#if IS_REACHABLE(CONFIG_DVB_STB6100) extern struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe, const struct stb6100_config *config, diff --git a/drivers/media/dvb-frontends/stv0288.h b/drivers/media/dvb-frontends/stv0288.h index a0bd93107154..b58603c00c80 100644 --- a/drivers/media/dvb-frontends/stv0288.h +++ b/drivers/media/dvb-frontends/stv0288.h @@ -43,7 +43,7 @@ struct stv0288_config { int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured); }; -#if IS_ENABLED(CONFIG_DVB_STV0288) +#if IS_REACHABLE(CONFIG_DVB_STV0288) extern struct dvb_frontend *stv0288_attach(const struct stv0288_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/stv0297.h b/drivers/media/dvb-frontends/stv0297.h index c8ff3639ce00..b30632a67333 100644 --- a/drivers/media/dvb-frontends/stv0297.h +++ b/drivers/media/dvb-frontends/stv0297.h @@ -42,7 +42,7 @@ struct stv0297_config u8 stop_during_read:1; }; -#if IS_ENABLED(CONFIG_DVB_STV0297) +#if IS_REACHABLE(CONFIG_DVB_STV0297) extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/stv0299.h b/drivers/media/dvb-frontends/stv0299.h index 06f70fc8327b..0aca30a8ec25 100644 --- a/drivers/media/dvb-frontends/stv0299.h +++ b/drivers/media/dvb-frontends/stv0299.h @@ -95,7 +95,7 @@ struct stv0299_config int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured); }; -#if IS_ENABLED(CONFIG_DVB_STV0299) +#if IS_REACHABLE(CONFIG_DVB_STV0299) extern struct dvb_frontend *stv0299_attach(const struct stv0299_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/stv0367.h b/drivers/media/dvb-frontends/stv0367.h index ea80b341f094..92b3e85fb818 100644 --- a/drivers/media/dvb-frontends/stv0367.h +++ b/drivers/media/dvb-frontends/stv0367.h @@ -39,7 +39,7 @@ struct stv0367_config { int clk_pol; }; -#if IS_ENABLED(CONFIG_DVB_STV0367) +#if IS_REACHABLE(CONFIG_DVB_STV0367) extern struct dvb_frontend *stv0367ter_attach(const struct stv0367_config *config, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/stv0900.h b/drivers/media/dvb-frontends/stv0900.h index e2a6dc69ecb4..c90bf00ea9ce 100644 --- a/drivers/media/dvb-frontends/stv0900.h +++ b/drivers/media/dvb-frontends/stv0900.h @@ -58,7 +58,7 @@ struct stv0900_config { void (*set_lock_led)(struct dvb_frontend *fe, int offon); }; -#if IS_ENABLED(CONFIG_DVB_STV0900) +#if IS_REACHABLE(CONFIG_DVB_STV0900) extern struct dvb_frontend *stv0900_attach(const struct stv0900_config *config, struct i2c_adapter *i2c, int demod); #else diff --git a/drivers/media/dvb-frontends/stv090x.h b/drivers/media/dvb-frontends/stv090x.h index 742eeda99000..012e55e5032e 100644 --- a/drivers/media/dvb-frontends/stv090x.h +++ b/drivers/media/dvb-frontends/stv090x.h @@ -107,7 +107,7 @@ struct stv090x_config { u8 xor_value); }; -#if IS_ENABLED(CONFIG_DVB_STV090x) +#if IS_REACHABLE(CONFIG_DVB_STV090x) struct dvb_frontend *stv090x_attach(struct stv090x_config *config, struct i2c_adapter *i2c, diff --git a/drivers/media/dvb-frontends/stv6110.h b/drivers/media/dvb-frontends/stv6110.h index 8fa07e6a6745..f3c8a5c6b77d 100644 --- a/drivers/media/dvb-frontends/stv6110.h +++ b/drivers/media/dvb-frontends/stv6110.h @@ -46,7 +46,7 @@ struct stv6110_config { u8 clk_div; /* divisor value for the output clock */ }; -#if IS_ENABLED(CONFIG_DVB_STV6110) +#if IS_REACHABLE(CONFIG_DVB_STV6110) extern struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe, const struct stv6110_config *config, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/stv6110x.h b/drivers/media/dvb-frontends/stv6110x.h index bc4766db29c5..9f7eb251aec3 100644 --- a/drivers/media/dvb-frontends/stv6110x.h +++ b/drivers/media/dvb-frontends/stv6110x.h @@ -53,7 +53,7 @@ struct stv6110x_devctl { }; -#if IS_ENABLED(CONFIG_DVB_STV6110x) +#if IS_REACHABLE(CONFIG_DVB_STV6110x) extern struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe, const struct stv6110x_config *config, diff --git a/drivers/media/dvb-frontends/tda1002x.h b/drivers/media/dvb-frontends/tda1002x.h index e404b6e44802..0d334613de1b 100644 --- a/drivers/media/dvb-frontends/tda1002x.h +++ b/drivers/media/dvb-frontends/tda1002x.h @@ -57,7 +57,7 @@ struct tda10023_config { u16 deltaf; }; -#if IS_ENABLED(CONFIG_DVB_TDA10021) +#if IS_REACHABLE(CONFIG_DVB_TDA10021) extern struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config, struct i2c_adapter* i2c, u8 pwm); #else @@ -69,7 +69,7 @@ static inline struct dvb_frontend* tda10021_attach(const struct tda1002x_config* } #endif // CONFIG_DVB_TDA10021 -#if IS_ENABLED(CONFIG_DVB_TDA10023) +#if IS_REACHABLE(CONFIG_DVB_TDA10023) extern struct dvb_frontend *tda10023_attach( const struct tda10023_config *config, struct i2c_adapter *i2c, u8 pwm); diff --git a/drivers/media/dvb-frontends/tda10048.h b/drivers/media/dvb-frontends/tda10048.h index 5e7bf4e47cb3..bc77a7311de1 100644 --- a/drivers/media/dvb-frontends/tda10048.h +++ b/drivers/media/dvb-frontends/tda10048.h @@ -73,7 +73,7 @@ struct tda10048_config { u8 pll_n; }; -#if IS_ENABLED(CONFIG_DVB_TDA10048) +#if IS_REACHABLE(CONFIG_DVB_TDA10048) extern struct dvb_frontend *tda10048_attach( const struct tda10048_config *config, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/tda1004x.h b/drivers/media/dvb-frontends/tda1004x.h index dd283fbb61c0..efd7659dace9 100644 --- a/drivers/media/dvb-frontends/tda1004x.h +++ b/drivers/media/dvb-frontends/tda1004x.h @@ -117,7 +117,7 @@ struct tda1004x_state { enum tda1004x_demod demod_type; }; -#if IS_ENABLED(CONFIG_DVB_TDA1004X) +#if IS_REACHABLE(CONFIG_DVB_TDA1004X) extern struct dvb_frontend* tda10045_attach(const struct tda1004x_config* config, struct i2c_adapter* i2c); diff --git a/drivers/media/dvb-frontends/tda10071.h b/drivers/media/dvb-frontends/tda10071.h index 331b5a819383..da89f4249846 100644 --- a/drivers/media/dvb-frontends/tda10071.h +++ b/drivers/media/dvb-frontends/tda10071.h @@ -72,7 +72,7 @@ struct tda10071_config { }; -#if IS_ENABLED(CONFIG_DVB_TDA10071) +#if IS_REACHABLE(CONFIG_DVB_TDA10071) extern struct dvb_frontend *tda10071_attach( const struct tda10071_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/tda10086.h b/drivers/media/dvb-frontends/tda10086.h index 458fe91c1b88..690e469995b6 100644 --- a/drivers/media/dvb-frontends/tda10086.h +++ b/drivers/media/dvb-frontends/tda10086.h @@ -46,7 +46,7 @@ struct tda10086_config enum tda10086_xtal xtal_freq; }; -#if IS_ENABLED(CONFIG_DVB_TDA10086) +#if IS_REACHABLE(CONFIG_DVB_TDA10086) extern struct dvb_frontend* tda10086_attach(const struct tda10086_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/tda18271c2dd.h b/drivers/media/dvb-frontends/tda18271c2dd.h index dd84f7b69bec..7ebd8eaff4eb 100644 --- a/drivers/media/dvb-frontends/tda18271c2dd.h +++ b/drivers/media/dvb-frontends/tda18271c2dd.h @@ -3,7 +3,7 @@ #include <linux/kconfig.h> -#if IS_ENABLED(CONFIG_DVB_TDA18271C2DD) +#if IS_REACHABLE(CONFIG_DVB_TDA18271C2DD) struct dvb_frontend *tda18271c2dd_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 adr); #else diff --git a/drivers/media/dvb-frontends/tda665x.h b/drivers/media/dvb-frontends/tda665x.h index 03a0da6d5cf2..baf520baa42e 100644 --- a/drivers/media/dvb-frontends/tda665x.h +++ b/drivers/media/dvb-frontends/tda665x.h @@ -31,7 +31,7 @@ struct tda665x_config { u32 ref_divider; }; -#if IS_ENABLED(CONFIG_DVB_TDA665x) +#if IS_REACHABLE(CONFIG_DVB_TDA665x) extern struct dvb_frontend *tda665x_attach(struct dvb_frontend *fe, const struct tda665x_config *config, diff --git a/drivers/media/dvb-frontends/tda8083.h b/drivers/media/dvb-frontends/tda8083.h index de6b1860dfdd..46be06fa7e0d 100644 --- a/drivers/media/dvb-frontends/tda8083.h +++ b/drivers/media/dvb-frontends/tda8083.h @@ -35,7 +35,7 @@ struct tda8083_config u8 demod_address; }; -#if IS_ENABLED(CONFIG_DVB_TDA8083) +#if IS_REACHABLE(CONFIG_DVB_TDA8083) extern struct dvb_frontend* tda8083_attach(const struct tda8083_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/tda8261.h b/drivers/media/dvb-frontends/tda8261.h index 55cf4ffcbfdf..9fa5b3076d5b 100644 --- a/drivers/media/dvb-frontends/tda8261.h +++ b/drivers/media/dvb-frontends/tda8261.h @@ -34,7 +34,7 @@ struct tda8261_config { enum tda8261_step step_size; }; -#if IS_ENABLED(CONFIG_DVB_TDA8261) +#if IS_REACHABLE(CONFIG_DVB_TDA8261) extern struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe, const struct tda8261_config *config, diff --git a/drivers/media/dvb-frontends/tda826x.h b/drivers/media/dvb-frontends/tda826x.h index 5f0f20e7e4f8..81abe1aebe9f 100644 --- a/drivers/media/dvb-frontends/tda826x.h +++ b/drivers/media/dvb-frontends/tda826x.h @@ -35,7 +35,7 @@ * @param has_loopthrough Set to 1 if the card has a loopthrough RF connector. * @return FE pointer on success, NULL on failure. */ -#if IS_ENABLED(CONFIG_DVB_TDA826X) +#if IS_REACHABLE(CONFIG_DVB_TDA826X) extern struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c, int has_loopthrough); diff --git a/drivers/media/dvb-frontends/ts2020.c b/drivers/media/dvb-frontends/ts2020.c index 9aba044dabed..90164a38cd36 100644 --- a/drivers/media/dvb-frontends/ts2020.c +++ b/drivers/media/dvb-frontends/ts2020.c @@ -26,12 +26,23 @@ #define FREQ_OFFSET_LOW_SYM_RATE 3000 struct ts2020_priv { + struct dvb_frontend *fe; /* i2c details */ int i2c_address; struct i2c_adapter *i2c; - u8 clk_out_div; + u8 clk_out:2; + u8 clk_out_div:5; u32 frequency; u32 frequency_div; +#define TS2020_M88TS2020 0 +#define TS2020_M88TS2022 1 + u8 tuner; + u8 loop_through:1; +}; + +struct ts2020_reg_val { + u8 reg; + u8 val; }; static int ts2020_release(struct dvb_frontend *fe) @@ -112,40 +123,77 @@ static int ts2020_readreg(struct dvb_frontend *fe, u8 reg) static int ts2020_sleep(struct dvb_frontend *fe) { struct ts2020_priv *priv = fe->tuner_priv; - int ret; - u8 buf[] = { 10, 0 }; - struct i2c_msg msg = { - .addr = priv->i2c_address, - .flags = 0, - .buf = buf, - .len = 2 - }; + u8 u8tmp; - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 1); - - ret = i2c_transfer(priv->i2c, &msg, 1); - if (ret != 1) - printk(KERN_ERR "%s: i2c error\n", __func__); - - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 0); + if (priv->tuner == TS2020_M88TS2020) + u8tmp = 0x0a; /* XXX: probably wrong */ + else + u8tmp = 0x00; - return (ret == 1) ? 0 : ret; + return ts2020_writereg(fe, u8tmp, 0x00); } static int ts2020_init(struct dvb_frontend *fe) { struct ts2020_priv *priv = fe->tuner_priv; + int i; + u8 u8tmp; + + if (priv->tuner == TS2020_M88TS2020) { + ts2020_writereg(fe, 0x42, 0x73); + ts2020_writereg(fe, 0x05, priv->clk_out_div); + ts2020_writereg(fe, 0x20, 0x27); + ts2020_writereg(fe, 0x07, 0x02); + ts2020_writereg(fe, 0x11, 0xff); + ts2020_writereg(fe, 0x60, 0xf9); + ts2020_writereg(fe, 0x08, 0x01); + ts2020_writereg(fe, 0x00, 0x41); + } else { + static const struct ts2020_reg_val reg_vals[] = { + {0x7d, 0x9d}, + {0x7c, 0x9a}, + {0x7a, 0x76}, + {0x3b, 0x01}, + {0x63, 0x88}, + {0x61, 0x85}, + {0x22, 0x30}, + {0x30, 0x40}, + {0x20, 0x23}, + {0x24, 0x02}, + {0x12, 0xa0}, + }; + + ts2020_writereg(fe, 0x00, 0x01); + ts2020_writereg(fe, 0x00, 0x03); + + switch (priv->clk_out) { + case TS2020_CLK_OUT_DISABLED: + u8tmp = 0x60; + break; + case TS2020_CLK_OUT_ENABLED: + u8tmp = 0x70; + ts2020_writereg(fe, 0x05, priv->clk_out_div); + break; + case TS2020_CLK_OUT_ENABLED_XTALOUT: + u8tmp = 0x6c; + break; + default: + u8tmp = 0x60; + break; + } - ts2020_writereg(fe, 0x42, 0x73); - ts2020_writereg(fe, 0x05, priv->clk_out_div); - ts2020_writereg(fe, 0x20, 0x27); - ts2020_writereg(fe, 0x07, 0x02); - ts2020_writereg(fe, 0x11, 0xff); - ts2020_writereg(fe, 0x60, 0xf9); - ts2020_writereg(fe, 0x08, 0x01); - ts2020_writereg(fe, 0x00, 0x41); + ts2020_writereg(fe, 0x42, u8tmp); + + if (priv->loop_through) + u8tmp = 0xec; + else + u8tmp = 0x6c; + + ts2020_writereg(fe, 0x62, u8tmp); + + for (i = 0; i < ARRAY_SIZE(reg_vals); i++) + ts2020_writereg(fe, reg_vals[i].reg, reg_vals[i].val); + } return 0; } @@ -203,7 +251,14 @@ static int ts2020_set_params(struct dvb_frontend *fe) ndiv = ndiv + ndiv % 2; ndiv = ndiv - 1024; - ret = ts2020_writereg(fe, 0x10, 0x80 | lo); + if (priv->tuner == TS2020_M88TS2020) { + lpf_coeff = 2766; + ret = ts2020_writereg(fe, 0x10, 0x80 | lo); + } else { + lpf_coeff = 3200; + ret = ts2020_writereg(fe, 0x10, 0x0b); + ret |= ts2020_writereg(fe, 0x11, 0x40); + } /* Set frequency divider */ ret |= ts2020_writereg(fe, 0x01, (ndiv >> 8) & 0xf); @@ -220,7 +275,8 @@ static int ts2020_set_params(struct dvb_frontend *fe) ret |= ts2020_tuner_gate_ctrl(fe, 0x08); /* Tuner RF */ - ret |= ts2020_set_tuner_rf(fe); + if (priv->tuner == TS2020_M88TS2020) + ret |= ts2020_set_tuner_rf(fe); gdiv28 = (TS2020_XTAL_FREQ / 1000 * 1694 + 500) / 1000; ret |= ts2020_writereg(fe, 0x04, gdiv28 & 0xff); @@ -228,6 +284,15 @@ static int ts2020_set_params(struct dvb_frontend *fe) if (ret < 0) return -ENODEV; + if (priv->tuner == TS2020_M88TS2022) { + ret = ts2020_writereg(fe, 0x25, 0x00); + ret |= ts2020_writereg(fe, 0x27, 0x70); + ret |= ts2020_writereg(fe, 0x41, 0x09); + ret |= ts2020_writereg(fe, 0x08, 0x0b); + if (ret < 0) + return -ENODEV; + } + value = ts2020_readreg(fe, 0x26); f3db = (symbol_rate * 135) / 200 + 2000; @@ -243,8 +308,6 @@ static int ts2020_set_params(struct dvb_frontend *fe) if (mlpf_max > 63) mlpf_max = 63; - lpf_coeff = 2766; - nlpf = (f3db * gdiv28 * 2 / lpf_coeff / (TS2020_XTAL_FREQ / 1000) + 1) / 2; if (nlpf > 23) @@ -285,6 +348,13 @@ static int ts2020_get_frequency(struct dvb_frontend *fe, u32 *frequency) { struct ts2020_priv *priv = fe->tuner_priv; *frequency = priv->frequency; + + return 0; +} + +static int ts2020_get_if_frequency(struct dvb_frontend *fe, u32 *frequency) +{ + *frequency = 0; /* Zero-IF */ return 0; } @@ -324,6 +394,7 @@ static struct dvb_tuner_ops ts2020_tuner_ops = { .sleep = ts2020_sleep, .set_params = ts2020_set_params, .get_frequency = ts2020_get_frequency, + .get_if_frequency = ts2020_get_if_frequency, .get_rf_strength = ts2020_read_signal_strength, }; @@ -340,8 +411,10 @@ struct dvb_frontend *ts2020_attach(struct dvb_frontend *fe, priv->i2c_address = config->tuner_address; priv->i2c = i2c; + priv->clk_out = config->clk_out; priv->clk_out_div = config->clk_out_div; priv->frequency_div = config->frequency_div; + priv->fe = fe; fe->tuner_priv = priv; if (!priv->frequency_div) @@ -358,9 +431,13 @@ struct dvb_frontend *ts2020_attach(struct dvb_frontend *fe, /* Check the tuner version */ buf = ts2020_readreg(fe, 0x00); - if ((buf == 0x01) || (buf == 0x41) || (buf == 0x81)) + if ((buf == 0x01) || (buf == 0x41) || (buf == 0x81)) { printk(KERN_INFO "%s: Find tuner TS2020!\n", __func__); - else { + priv->tuner = TS2020_M88TS2020; + } else if ((buf == 0x83) || (buf == 0xc3)) { + printk(KERN_INFO "%s: Find tuner TS2022!\n", __func__); + priv->tuner = TS2020_M88TS2022; + } else { printk(KERN_ERR "%s: Read tuner reg[0] = %d\n", __func__, buf); kfree(priv); return NULL; @@ -373,6 +450,165 @@ struct dvb_frontend *ts2020_attach(struct dvb_frontend *fe, } EXPORT_SYMBOL(ts2020_attach); +static int ts2020_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct ts2020_config *pdata = client->dev.platform_data; + struct dvb_frontend *fe = pdata->fe; + struct ts2020_priv *dev; + int ret; + u8 u8tmp; + unsigned int utmp; + char *chip_str; + + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (!dev) { + ret = -ENOMEM; + goto err; + } + + dev->i2c = client->adapter; + dev->i2c_address = client->addr; + dev->clk_out = pdata->clk_out; + dev->clk_out_div = pdata->clk_out_div; + dev->frequency_div = pdata->frequency_div; + dev->fe = fe; + fe->tuner_priv = dev; + + /* check if the tuner is there */ + ret = ts2020_readreg(fe, 0x00); + if (ret < 0) + goto err; + utmp = ret; + + if ((utmp & 0x03) == 0x00) { + ret = ts2020_writereg(fe, 0x00, 0x01); + if (ret) + goto err; + + usleep_range(2000, 50000); + } + + ret = ts2020_writereg(fe, 0x00, 0x03); + if (ret) + goto err; + + usleep_range(2000, 50000); + + ret = ts2020_readreg(fe, 0x00); + if (ret < 0) + goto err; + utmp = ret; + + dev_dbg(&client->dev, "chip_id=%02x\n", utmp); + + switch (utmp) { + case 0x01: + case 0x41: + case 0x81: + dev->tuner = TS2020_M88TS2020; + chip_str = "TS2020"; + if (!dev->frequency_div) + dev->frequency_div = 1060000; + break; + case 0xc3: + case 0x83: + dev->tuner = TS2020_M88TS2022; + chip_str = "TS2022"; + if (!dev->frequency_div) + dev->frequency_div = 1103000; + break; + default: + ret = -ENODEV; + goto err; + } + + if (dev->tuner == TS2020_M88TS2022) { + switch (dev->clk_out) { + case TS2020_CLK_OUT_DISABLED: + u8tmp = 0x60; + break; + case TS2020_CLK_OUT_ENABLED: + u8tmp = 0x70; + ret = ts2020_writereg(fe, 0x05, dev->clk_out_div); + if (ret) + goto err; + break; + case TS2020_CLK_OUT_ENABLED_XTALOUT: + u8tmp = 0x6c; + break; + default: + ret = -EINVAL; + goto err; + } + + ret = ts2020_writereg(fe, 0x42, u8tmp); + if (ret) + goto err; + + if (dev->loop_through) + u8tmp = 0xec; + else + u8tmp = 0x6c; + + ret = ts2020_writereg(fe, 0x62, u8tmp); + if (ret) + goto err; + } + + /* sleep */ + ret = ts2020_writereg(fe, 0x00, 0x00); + if (ret) + goto err; + + dev_info(&client->dev, + "Montage Technology %s successfully identified\n", chip_str); + + memcpy(&fe->ops.tuner_ops, &ts2020_tuner_ops, + sizeof(struct dvb_tuner_ops)); + fe->ops.tuner_ops.release = NULL; + + i2c_set_clientdata(client, dev); + return 0; +err: + dev_dbg(&client->dev, "failed=%d\n", ret); + kfree(dev); + return ret; +} + +static int ts2020_remove(struct i2c_client *client) +{ + struct ts2020_priv *dev = i2c_get_clientdata(client); + struct dvb_frontend *fe = dev->fe; + + dev_dbg(&client->dev, "\n"); + + memset(&fe->ops.tuner_ops, 0, sizeof(struct dvb_tuner_ops)); + fe->tuner_priv = NULL; + kfree(dev); + + return 0; +} + +static const struct i2c_device_id ts2020_id_table[] = { + {"ts2020", 0}, + {"ts2022", 0}, + {} +}; +MODULE_DEVICE_TABLE(i2c, ts2020_id_table); + +static struct i2c_driver ts2020_driver = { + .driver = { + .owner = THIS_MODULE, + .name = "ts2020", + }, + .probe = ts2020_probe, + .remove = ts2020_remove, + .id_table = ts2020_id_table, +}; + +module_i2c_driver(ts2020_driver); + MODULE_AUTHOR("Konstantin Dimitrov <kosio.dimitrov@gmail.com>"); MODULE_DESCRIPTION("Montage Technology TS2020 - Silicon tuner driver module"); MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb-frontends/ts2020.h b/drivers/media/dvb-frontends/ts2020.h index b2fe6bb3a38b..1714af94eca2 100644 --- a/drivers/media/dvb-frontends/ts2020.h +++ b/drivers/media/dvb-frontends/ts2020.h @@ -27,11 +27,34 @@ struct ts2020_config { u8 tuner_address; - u8 clk_out_div; u32 frequency_div; + + /* + * RF loop-through + */ + u8 loop_through:1; + + /* + * clock output + */ +#define TS2020_CLK_OUT_DISABLED 0 +#define TS2020_CLK_OUT_ENABLED 1 +#define TS2020_CLK_OUT_ENABLED_XTALOUT 2 + u8 clk_out:2; + + /* + * clock output divider + * 1 - 31 + */ + u8 clk_out_div:5; + + /* + * pointer to DVB frontend + */ + struct dvb_frontend *fe; }; -#if IS_ENABLED(CONFIG_DVB_TS2020) +#if IS_REACHABLE(CONFIG_DVB_TS2020) extern struct dvb_frontend *ts2020_attach( struct dvb_frontend *fe, diff --git a/drivers/media/dvb-frontends/tua6100.h b/drivers/media/dvb-frontends/tua6100.h index 83a9c30e67ca..52919e04e258 100644 --- a/drivers/media/dvb-frontends/tua6100.h +++ b/drivers/media/dvb-frontends/tua6100.h @@ -34,7 +34,7 @@ #include <linux/i2c.h> #include "dvb_frontend.h" -#if IS_ENABLED(CONFIG_DVB_TUA6100) +#if IS_REACHABLE(CONFIG_DVB_TUA6100) extern struct dvb_frontend *tua6100_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c); #else static inline struct dvb_frontend* tua6100_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c) diff --git a/drivers/media/dvb-frontends/ves1820.h b/drivers/media/dvb-frontends/ves1820.h index c073f353ac38..ece46fdcd714 100644 --- a/drivers/media/dvb-frontends/ves1820.h +++ b/drivers/media/dvb-frontends/ves1820.h @@ -41,7 +41,7 @@ struct ves1820_config u8 selagc:1; }; -#if IS_ENABLED(CONFIG_DVB_VES1820) +#if IS_REACHABLE(CONFIG_DVB_VES1820) extern struct dvb_frontend* ves1820_attach(const struct ves1820_config* config, struct i2c_adapter* i2c, u8 pwm); #else diff --git a/drivers/media/dvb-frontends/ves1x93.h b/drivers/media/dvb-frontends/ves1x93.h index 2307caea6aec..4510fe2f6676 100644 --- a/drivers/media/dvb-frontends/ves1x93.h +++ b/drivers/media/dvb-frontends/ves1x93.h @@ -40,7 +40,7 @@ struct ves1x93_config u8 invert_pwm:1; }; -#if IS_ENABLED(CONFIG_DVB_VES1X93) +#if IS_REACHABLE(CONFIG_DVB_VES1X93) extern struct dvb_frontend* ves1x93_attach(const struct ves1x93_config* config, struct i2c_adapter* i2c); #else diff --git a/drivers/media/dvb-frontends/zl10036.h b/drivers/media/dvb-frontends/zl10036.h index 5f1e8217eeb6..670e76a654ee 100644 --- a/drivers/media/dvb-frontends/zl10036.h +++ b/drivers/media/dvb-frontends/zl10036.h @@ -38,7 +38,7 @@ struct zl10036_config { int rf_loop_enable; }; -#if IS_ENABLED(CONFIG_DVB_ZL10036) +#if IS_REACHABLE(CONFIG_DVB_ZL10036) extern struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe, const struct zl10036_config *config, struct i2c_adapter *i2c); #else diff --git a/drivers/media/dvb-frontends/zl10039.h b/drivers/media/dvb-frontends/zl10039.h index 750b9bca9d02..070929444e71 100644 --- a/drivers/media/dvb-frontends/zl10039.h +++ b/drivers/media/dvb-frontends/zl10039.h @@ -24,7 +24,7 @@ #include <linux/kconfig.h> -#if IS_ENABLED(CONFIG_DVB_ZL10039) +#if IS_REACHABLE(CONFIG_DVB_ZL10039) struct dvb_frontend *zl10039_attach(struct dvb_frontend *fe, u8 i2c_addr, struct i2c_adapter *i2c); diff --git a/drivers/media/dvb-frontends/zl10353.h b/drivers/media/dvb-frontends/zl10353.h index 50c1004aef36..37aa6e8f454a 100644 --- a/drivers/media/dvb-frontends/zl10353.h +++ b/drivers/media/dvb-frontends/zl10353.h @@ -47,7 +47,7 @@ struct zl10353_config u8 pll_0; /* default: 0x15 */ }; -#if IS_ENABLED(CONFIG_DVB_ZL10353) +#if IS_REACHABLE(CONFIG_DVB_ZL10353) extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config, struct i2c_adapter *i2c); #else |
