int max_rx, max_tx, max_cp, tx_sets = 1, tx_cp;
struct bnxt_hw_rings hwr = {0};
int rx_rings = rx;
+ int rc;
if (tcs)
tx_sets = tcs;
}
if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS)
hwr.cp_p5 = hwr.tx + rx;
- return bnxt_hwrm_check_rings(bp, &hwr);
+ rc = bnxt_hwrm_check_rings(bp, &hwr);
+ if (!rc && pci_msix_can_alloc_dyn(bp->pdev)) {
+ if (!bnxt_ulp_registered(bp->edev)) {
+ hwr.cp += bnxt_get_ulp_msix_num(bp);
+ hwr.cp = min_t(int, hwr.cp, bnxt_get_max_func_irqs(bp));
+ }
+ if (hwr.cp > bp->total_irqs) {
+ int total_msix = bnxt_change_msix(bp, hwr.cp);
+
+ if (total_msix < hwr.cp) {
+ netdev_warn(bp->dev, "Unable to allocate %d MSIX vectors, maximum available %d\n",
+ hwr.cp, total_msix);
+ rc = -ENOSPC;
+ }
+ }
+ }
+ return rc;
}
static void bnxt_unmap_bars(struct bnxt *bp, struct pci_dev *pdev)
}
tx_xdp = req_rx_rings;
}
- rc = bnxt_check_rings(bp, req_tx_rings, req_rx_rings, sh, tcs, tx_xdp);
- if (rc) {
- netdev_warn(dev, "Unable to allocate the requested rings\n");
- return rc;
- }
if (bnxt_get_nr_rss_ctxs(bp, req_rx_rings) !=
bnxt_get_nr_rss_ctxs(bp, bp->rx_nr_rings) &&
return -EINVAL;
}
+ rc = bnxt_check_rings(bp, req_tx_rings, req_rx_rings, sh, tcs, tx_xdp);
+ if (rc) {
+ netdev_warn(dev, "Unable to allocate the requested rings\n");
+ return rc;
+ }
+
if (netif_running(dev)) {
if (BNXT_PF(bp)) {
/* TODO CHIMP_FW: Send message to all VF's