drivers/media/dvb-frontends/m88rs2000.h

Source file repositories/reference/linux-study-clean/drivers/media/dvb-frontends/m88rs2000.h

File Facts

System
Linux kernel
Corpus path
drivers/media/dvb-frontends/m88rs2000.h
Extension
.h
Size
962 bytes
Lines
50
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 m88rs2000_config {
	/* Demodulator i2c address */
	u8 demod_addr;

	u8 *inittab;

	/* minimum delay before retuning */
	int min_delay_ms;

	int (*set_ts_params)(struct dvb_frontend *, int);
};

enum {
	CALL_IS_SET_FRONTEND = 0x0,
	CALL_IS_READ,
};

#if IS_REACHABLE(CONFIG_DVB_M88RS2000)
extern struct dvb_frontend *m88rs2000_attach(
	const struct m88rs2000_config *config, struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *m88rs2000_attach(
	const struct m88rs2000_config *config, struct i2c_adapter *i2c)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
#endif /* CONFIG_DVB_M88RS2000 */

#define RS2000_FE_CRYSTAL_KHZ 27000

enum {
	DEMOD_WRITE = 0x1,
	WRITE_DELAY = 0x10,
};
#endif /* M88RS2000_H */

Annotation

Implementation Notes