C++ (Cpp) sfc_kvargs_process Examples

Example #1

File: sfc_mcdi.c Project: Di0gen/test_jenkins_project

int
sfc_mcdi_init(struct sfc_adapter *sa)
{
	struct sfc_mcdi *mcdi;
	size_t max_msg_size;
	efx_mcdi_transport_t *emtp;
	int rc;

	sfc_log_init(sa, "entry");

	mcdi = &sa->mcdi;

	SFC_ASSERT(mcdi->state == SFC_MCDI_UNINITIALIZED);

	rte_spinlock_init(&mcdi->lock);

	mcdi->state = SFC_MCDI_INITIALIZED;

	max_msg_size = sizeof(uint32_t) + MCDI_CTL_SDU_LEN_MAX_V2;
	rc = sfc_dma_alloc(sa, "mcdi", 0, max_msg_size, sa->socket_id,
			   &mcdi->mem);
	if (rc != 0)
		goto fail_dma_alloc;

	/* Convert negative error to positive used in the driver */
	rc = sfc_kvargs_process(sa, SFC_KVARG_MCDI_LOGGING,
				sfc_kvarg_bool_handler, &mcdi->logging);
	if (rc != 0)
		goto fail_kvargs_process;

	emtp = &mcdi->transport;
	emtp->emt_context = sa;
	emtp->emt_dma_mem = &mcdi->mem;
	emtp->emt_execute = sfc_mcdi_execute;
	emtp->emt_ev_cpl = sfc_mcdi_ev_cpl;
	emtp->emt_exception = sfc_mcdi_exception;
	emtp->emt_logger = sfc_mcdi_logger;

	sfc_log_init(sa, "init MCDI");
	rc = efx_mcdi_init(sa->nic, emtp);
	if (rc != 0)
		goto fail_mcdi_init;

	return 0;

fail_mcdi_init:
	memset(emtp, 0, sizeof(*emtp));

fail_kvargs_process:
	sfc_dma_free(sa, &mcdi->mem);

fail_dma_alloc:
	mcdi->state = SFC_MCDI_UNINITIALIZED;
	return rc;
}

Example #2

File: sfc_ev.c Project: DrenfongWong/dpdk

int
sfc_ev_attach(struct sfc_adapter *sa)
{
	int rc;

	sfc_log_init(sa, "entry");

	sa->evq_flags = EFX_EVQ_FLAGS_TYPE_THROUGHPUT;
	rc = sfc_kvargs_process(sa, SFC_KVARG_PERF_PROFILE,
				sfc_kvarg_perf_profile_handler,
				&sa->evq_flags);
	if (rc != 0) {
		sfc_err(sa, "invalid %s parameter value",
			SFC_KVARG_PERF_PROFILE);
		goto fail_kvarg_perf_profile;
	}

	sa->mgmt_evq_index = 0;
	rte_spinlock_init(&sa->mgmt_evq_lock);

	rc = sfc_ev_qinit(sa, SFC_EVQ_TYPE_MGMT, 0, SFC_MGMT_EVQ_ENTRIES,
			  sa->socket_id, &sa->mgmt_evq);
	if (rc != 0)
		goto fail_mgmt_evq_init;

	/*
	 * Rx/Tx event queues are created/destroyed when corresponding
	 * Rx/Tx queue is created/destroyed.
	 */

	return 0;

fail_mgmt_evq_init:

fail_kvarg_perf_profile:
	sfc_log_init(sa, "failed %d", rc);
	return rc;
}