drivers/clk/meson/parm.h

Source file repositories/reference/linux-study-clean/drivers/clk/meson/parm.h

File Facts

System
Linux kernel
Corpus path
drivers/clk/meson/parm.h
Extension
.h
Size
1109 bytes
Lines
47
Domain
Driver Families
Bucket
drivers/clk
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 parm {
	u16	reg_off;
	u8	shift;
	u8	width;
};

static inline unsigned int meson_parm_read(struct regmap *map, struct parm *p)
{
	unsigned int val;

	regmap_read(map, p->reg_off, &val);
	return PARM_GET(p->width, p->shift, val);
}

static inline void meson_parm_write(struct regmap *map, struct parm *p,
				    unsigned int val)
{
	regmap_update_bits(map, p->reg_off, SETPMASK(p->width, p->shift),
			   val << p->shift);
}

#endif /* __MESON_PARM_H */

Annotation

Implementation Notes