drivers/staging/media/av7110/sp8870.h

Source file repositories/reference/linux-study-clean/drivers/staging/media/av7110/sp8870.h

File Facts

System
Linux kernel
Corpus path
drivers/staging/media/av7110/sp8870.h
Extension
.h
Size
839 bytes
Lines
34
Domain
Driver Families
Bucket
drivers/staging
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 sp8870_config {
	/* the demodulator's i2c address */
	u8 demod_address;

	/* request firmware for device */
	int (*request_firmware)(struct dvb_frontend *fe, const struct firmware **fw, char *name);
};

#if IS_REACHABLE(CONFIG_DVB_SP8870)
struct dvb_frontend *sp8870_attach(const struct sp8870_config *config, struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *sp8870_attach(const struct sp8870_config *config,
						 struct i2c_adapter *i2c)
{
	pr_warn(KBUILD_MODNAME ": %s(): driver disabled by Kconfig\n", __func__);
	return NULL;
}
#endif // CONFIG_DVB_SP8870

#endif // SP8870_H

Annotation

Implementation Notes