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head/sys/dev/ixgbe/if_ix.c
| Show First 20 Lines • Show All 2,015 Lines • ▼ Show 20 Lines | if (adapter->feat_en & IXGBE_FEATURE_RSS) { | ||||
| /* | /* | ||||
| * The queue ID is used as the RSS layer bucket ID. | * The queue ID is used as the RSS layer bucket ID. | ||||
| * We look up the queue ID -> RSS CPU ID and select | * We look up the queue ID -> RSS CPU ID and select | ||||
| * that. | * that. | ||||
| */ | */ | ||||
| cpu_id = rss_getcpu(i % rss_getnumbuckets()); | cpu_id = rss_getcpu(i % rss_getnumbuckets()); | ||||
| } else { | } else { | ||||
| /* | /* | ||||
| * Bind the msix vector, and thus the | * Bind the MSI-X vector, and thus the | ||||
| * rings to the corresponding cpu. | * rings to the corresponding cpu. | ||||
| * | * | ||||
| * This just happens to match the default RSS | * This just happens to match the default RSS | ||||
| * round-robin bucket -> queue -> CPU allocation. | * round-robin bucket -> queue -> CPU allocation. | ||||
| */ | */ | ||||
| if (adapter->num_rx_queues > 1) | if (adapter->num_rx_queues > 1) | ||||
| cpu_id = i; | cpu_id = i; | ||||
| } | } | ||||
| ▲ Show 20 Lines • Show All 1,776 Lines • ▼ Show 20 Lines | |||||
| ************************************************************************/ | ************************************************************************/ | ||||
| static void | static void | ||||
| ixgbe_free_pci_resources(if_ctx_t ctx) | ixgbe_free_pci_resources(if_ctx_t ctx) | ||||
| { | { | ||||
| struct adapter *adapter = iflib_get_softc(ctx); | struct adapter *adapter = iflib_get_softc(ctx); | ||||
| struct ix_rx_queue *que = adapter->rx_queues; | struct ix_rx_queue *que = adapter->rx_queues; | ||||
| device_t dev = iflib_get_dev(ctx); | device_t dev = iflib_get_dev(ctx); | ||||
| /* Release all msix queue resources */ | /* Release all MSI-X queue resources */ | ||||
| if (adapter->intr_type == IFLIB_INTR_MSIX) | if (adapter->intr_type == IFLIB_INTR_MSIX) | ||||
| iflib_irq_free(ctx, &adapter->irq); | iflib_irq_free(ctx, &adapter->irq); | ||||
| if (que != NULL) { | if (que != NULL) { | ||||
| for (int i = 0; i < adapter->num_rx_queues; i++, que++) { | for (int i = 0; i < adapter->num_rx_queues; i++, que++) { | ||||
| iflib_irq_free(ctx, &que->que_irq); | iflib_irq_free(ctx, &que->que_irq); | ||||
| } | } | ||||
| } | } | ||||
| /* | |||||
| * Free link/admin interrupt | |||||
| */ | |||||
| if (adapter->pci_mem != NULL) | if (adapter->pci_mem != NULL) | ||||
| bus_release_resource(dev, SYS_RES_MEMORY, | bus_release_resource(dev, SYS_RES_MEMORY, | ||||
| PCIR_BAR(0), adapter->pci_mem); | rman_get_rid(adapter->pci_mem), adapter->pci_mem); | ||||
| } /* ixgbe_free_pci_resources */ | } /* ixgbe_free_pci_resources */ | ||||
| /************************************************************************ | /************************************************************************ | ||||
| * ixgbe_sysctl_flowcntl | * ixgbe_sysctl_flowcntl | ||||
| * | * | ||||
| * SYSCTL wrapper around setting Flow Control | * SYSCTL wrapper around setting Flow Control | ||||
| ************************************************************************/ | ************************************************************************/ | ||||
| static int | static int | ||||
| ▲ Show 20 Lines • Show All 719 Lines • Show Last 20 Lines | |||||