drivers/media/tuners/tda8290.h

Source file repositories/reference/linux-study-clean/drivers/media/tuners/tda8290.h

File Facts

System
Linux kernel
Corpus path
drivers/media/tuners/tda8290.h
Extension
.h
Size
1289 bytes
Lines
55
Domain
Driver Families
Bucket
drivers/media
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct tda829x_config {
	enum tda8290_lna lna_cfg;

	unsigned int probe_tuner:1;
#define TDA829X_PROBE_TUNER 0
#define TDA829X_DONT_PROBE  1
	unsigned int no_i2c_gate:1;
	struct tda18271_std_map *tda18271_std_map;
};

#if IS_REACHABLE(CONFIG_MEDIA_TUNER_TDA8290)
extern int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr);

extern struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
					   struct i2c_adapter *i2c_adap,
					   u8 i2c_addr,
					   struct tda829x_config *cfg);
#else
static inline int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return -EINVAL;
}

static inline struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
						  struct i2c_adapter *i2c_adap,
						  u8 i2c_addr,
						  struct tda829x_config *cfg)
{
	printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
	       __func__);
	return NULL;
}
#endif

#endif /* __TDA8290_H__ */

Annotation

Implementation Notes