drivers/acpi/acpi_pnp.c

Source file repositories/reference/linux-study-clean/drivers/acpi/acpi_pnp.c

File Facts

System
Linux kernel
Corpus path
drivers/acpi/acpi_pnp.c
Extension
.c
Size
13171 bytes
Lines
364
Domain
Driver Families
Bucket
drivers/acpi
Inferred role
Driver Families: exported/initcall integration point
Status
integration 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

if (matching_id(idstr, (char *)devid->id)) {
			if (matchid)
				*matchid = devid;

			return true;
		}

	return false;
}

static int acpi_pnp_attach(struct acpi_device *adev,
			   const struct acpi_device_id *id)
{
	return true;
}

static struct acpi_scan_handler acpi_pnp_handler = {
	.ids = acpi_pnp_device_ids,
	.match = acpi_pnp_match,
	.attach = acpi_pnp_attach,
};

bool acpi_is_pnp_device(struct acpi_device *adev)
{
	return adev->handler == &acpi_pnp_handler;
}
EXPORT_SYMBOL_GPL(acpi_is_pnp_device);

void __init acpi_pnp_init(void)
{
	acpi_scan_add_handler(&acpi_pnp_handler);
}

Annotation

Implementation Notes