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Commit 28fafca7 authored by Olivier Grenie's avatar Olivier Grenie Committed by Mauro Carvalho Chehab
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[media] DiB0090: misc improvements 



This patch adds several performance improvements and prepares the
usage of firmware-based devices.

Signed-off-by: default avatarOlivier Grenie <olivier.grenie@dibcom.fr>
Signed-off-by: default avatarPatrick Boettcher <patrick.boettcher@dibcom.fr>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent b994d192

drivers/media/dvb/frontends/dib0090.c

+1315 −335

File changed.

Preview size limit exceeded, changes collapsed.

drivers/media/dvb/frontends/dib0090.h

+31 −0
Original line number Diff line number Diff line
@@ -27,6 +27,21 @@ struct dib0090_io_config { 
	u16 pll_int_loop_filt;

};



struct dib0090_wbd_slope {

	u16 max_freq;		/* for every frequency less than or equal to that field: this information is correct */

	u16 slope_cold;

	u16 offset_cold;

	u16 slope_hot;

	u16 offset_hot;

	u8 wbd_gain;

};



struct dib0090_low_if_offset_table {

	int std;

	u32 RF_freq;

	s32 offset_khz;

};



struct dib0090_config {

	struct dib0090_io_config io;

	int (*reset) (struct dvb_frontend *, int);
@@ -47,10 +62,20 @@ struct dib0090_config { 
	u16 wbd_cband_offset;

	u8 use_pwm_agc;

	u8 clkoutdrive;



	u8 ls_cfg_pad_drv;

	u8 data_tx_drv;



	u8 in_soc;

	const struct dib0090_low_if_offset_table *low_if;

	u8 fref_clock_ratio;

	u16 force_cband_input;

	struct dib0090_wbd_slope *wbd;

};



#if defined(CONFIG_DVB_TUNER_DIB0090) || (defined(CONFIG_DVB_TUNER_DIB0090_MODULE) && defined(MODULE))

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);

extern void dib0090_pwm_gain_reset(struct dvb_frontend *fe);

extern u16 dib0090_get_wbd_offset(struct dvb_frontend *tuner);
@@ -65,6 +90,12 @@ static inline struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, str 
	return NULL;

}



static inline struct dvb_frontend *dib0090_fw_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0090_config *config)

{

	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);

	return NULL;

}



static inline void dib0090_dcc_freq(struct dvb_frontend *fe, u8 fast)

{

	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);