Lines Matching defs:vectors

286 	 * vectors manually instead of relying on iflib code to do this.
390 		 * sysctl value is when setting up MSI-X vectors.
639 	/* Allocate MSI-X vectors (due to isc_flags IFLIB_SKIP_MSIX) */
693 	 * We still need to allocate MSI-X vectors since we need one vector to
901 	/* If the irqvs array is NULL, then there are no vectors to free */
905 	/* Free the IRQ vectors */
1210 	/* Release MSI-X IRQ vectors, if not yet released in ice_if_detach */
1358  * ice_allocate_msix - Allocate MSI-X vectors for the interface
1361  * Map the MSI-X bar, and then request MSI-X vectors in a two-stage process.
1363  * First, determine a suitable total number of vectors based on the number
1367  * Request the desired amount of vectors, and see how many we obtain. If we
1373  * IFLIB_SKIP_MSIX flag indicating that the driver will manage MSI-X vectors
1376  * @remark This driver will only use MSI-X vectors. If this is not possible,
1380  * the assignments of extra MSIX vectors.
1394 	int bar, queues, vectors, requested;
1444 		 * Choose a number of RDMA vectors based on the number of CPUs
1456 	 * Determine the number of vectors to request. Note that we also need
1460 	/* Add extra vectors requested by the user for later subinterface
1467 	vectors = requested;
1468 	err = pci_alloc_msix(dev, &vectors);
1470 		device_printf(dev, "Failed to allocate %d MSI-X vectors, err %s\n",
1471 			      vectors, ice_err_str(err));
1475 	/* If we don't receive enough vectors, reduce demands */
1476 	if (vectors < requested) {
1477 		int diff = requested - vectors;
1479 		device_printf(dev, "Requested %d MSI-X vectors, but got only %d\n",
1480 			      requested, vectors);
1485 		 * The OS didn't grant us the requested number of vectors.
1487 		 * number of vectors allocated to certain features.
1491 			/* Reduce the number of RDMA vectors we reserve */
1509 			device_printf(dev, "Unable to allocate sufficient MSI-X vectors\n");
1521 	device_printf(dev, "Using MSI-X interrupts with %d vectors\n",
1522 		      vectors);
1524 	/* Split resulting vectors back into requested splits */
1525 	scctx->isc_vectors = vectors;
1539 	sc->lan_vectors = vectors - rdma;
1555 	 * vectors. These OS interrupt allocations don't need to be contiguous,
1585  * ice_if_msix_intr_assign - Assign MSI-X interrupt vectors to queues
1587  * @msix: the number of vectors we were assigned
1589  * Called by iflib to assign MSI-X vectors to queues. Currently requires that
1590  * we get at least the same number of vectors as we have queues, and that we
1613 			      "Not enough MSI-X vectors to assign one vector to each queue pair\n");
1617 	/* Save the number of vectors for future use */
3761  * number of vectors as we have queues, and that we always have the same number
4082  * @msix: the number of vectors we were assigned
4107 		     "%s: Not enough spare (%d) msix vectors for new sub-interface requested (%d)\n",
4111 	device_printf(dev, "%s: Using %d vectors for sub-interface\n", __func__,
4121 			      "Unable to allocate RX irqv memory for mirror's %d vectors\n",
4376 	/* If the irqvs array is NULL, then there are no vectors to free */
4380 	/* Free the IRQ vectors -- currently subinterfaces have number
4381 	 * of vectors equal to number of RX queues
4428 	/* Release MSI-X IRQ vectors */