drivers/net/ethernet/cavium/liquidio/octeon_nic.c

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/cavium/liquidio/octeon_nic.c

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/cavium/liquidio/octeon_nic.c
Extension
.c
Size
5597 bytes
Lines
202
Domain
Driver Families
Bucket
drivers/net
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

switch (nctrl->ncmd.s.cmd) {
			/* caller holds lock, can not sleep */
		case OCTNET_CMD_CHANGE_DEVFLAGS:
		case OCTNET_CMD_SET_MULTI_LIST:
		case OCTNET_CMD_SET_UC_LIST:
			WRITE_ONCE(sc->caller_is_done, true);
			return retval;
		}
	}

	retval = wait_for_sc_completion_timeout(oct, sc, 0);
	if (retval)
		return (retval);

	nctrl->sc_status = sc->sc_status;
	retval = nctrl->sc_status;
	if (nctrl->cb_fn)
		nctrl->cb_fn(nctrl);

	WRITE_ONCE(sc->caller_is_done, true);

	return retval;
}
EXPORT_SYMBOL_GPL(octnet_send_nic_ctrl_pkt);

Annotation

Implementation Notes