* Copyright(c) 2018-2019 Pensando Systems, Inc. All rights reserved.
*/
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
+#include <rte_malloc.h>
+
#include "ionic_logs.h"
+#include "ionic.h"
+#include "ionic_dev.h"
+#include "ionic_mac_api.h"
int ionic_logtype;
+static const struct rte_pci_id pci_id_ionic_map[] = {
+ { RTE_PCI_DEVICE(IONIC_PENSANDO_VENDOR_ID, IONIC_DEV_ID_ETH_PF) },
+ { RTE_PCI_DEVICE(IONIC_PENSANDO_VENDOR_ID, IONIC_DEV_ID_ETH_VF) },
+ { RTE_PCI_DEVICE(IONIC_PENSANDO_VENDOR_ID, IONIC_DEV_ID_ETH_MGMT) },
+ { .vendor_id = 0, /* sentinel */ },
+};
+
+static int
+eth_ionic_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
+ struct rte_pci_device *pci_dev)
+{
+ struct rte_mem_resource *resource;
+ struct ionic_adapter *adapter;
+ struct ionic_hw *hw;
+ unsigned long i;
+ int err;
+
+ /* Check structs (trigger error at compilation time) */
+ ionic_struct_size_checks();
+
+ /* Multi-process not supported */
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
+ err = -EPERM;
+ goto err;
+ }
+
+ IONIC_PRINT(DEBUG, "Initializing device %s",
+ pci_dev->device.name);
+
+ adapter = rte_zmalloc("ionic", sizeof(*adapter), 0);
+ if (!adapter) {
+ IONIC_PRINT(ERR, "OOM");
+ err = -ENOMEM;
+ goto err;
+ }
+
+ adapter->pci_dev = pci_dev;
+ hw = &adapter->hw;
+
+ hw->device_id = pci_dev->id.device_id;
+ hw->vendor_id = pci_dev->id.vendor_id;
+
+ err = ionic_init_mac(hw);
+ if (err != 0) {
+ IONIC_PRINT(ERR, "Mac init failed: %d", err);
+ err = -EIO;
+ goto err_free_adapter;
+ }
+
+ adapter->is_mgmt_nic = (pci_dev->id.device_id == IONIC_DEV_ID_ETH_MGMT);
+
+ adapter->num_bars = 0;
+ for (i = 0; i < PCI_MAX_RESOURCE && i < IONIC_BARS_MAX; i++) {
+ resource = &pci_dev->mem_resource[i];
+ if (resource->phys_addr == 0 || resource->len == 0)
+ continue;
+ adapter->bars[adapter->num_bars].vaddr = resource->addr;
+ adapter->bars[adapter->num_bars].bus_addr = resource->phys_addr;
+ adapter->bars[adapter->num_bars].len = resource->len;
+ adapter->num_bars++;
+ }
+
+ /* Discover ionic dev resources */
+
+ err = ionic_setup(adapter);
+ if (err) {
+ IONIC_PRINT(ERR, "Cannot setup device: %d, aborting", err);
+ goto err_free_adapter;
+ }
+
+ err = ionic_identify(adapter);
+ if (err) {
+ IONIC_PRINT(ERR, "Cannot identify device: %d, aborting",
+ err);
+ goto err_free_adapter;
+ }
+
+ err = ionic_init(adapter);
+ if (err) {
+ IONIC_PRINT(ERR, "Cannot init device: %d, aborting", err);
+ goto err_free_adapter;
+ }
+
+ return 0;
+
+err_free_adapter:
+ rte_free(adapter);
+err:
+ return err;
+}
+
+static int
+eth_ionic_pci_remove(struct rte_pci_device *pci_dev __rte_unused)
+{
+ return 0;
+}
+
+static struct rte_pci_driver rte_ionic_pmd = {
+ .id_table = pci_id_ionic_map,
+ .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
+ .probe = eth_ionic_pci_probe,
+ .remove = eth_ionic_pci_remove,
+};
+
+RTE_PMD_REGISTER_PCI(net_ionic, rte_ionic_pmd);
+RTE_PMD_REGISTER_PCI_TABLE(net_ionic, pci_id_ionic_map);
+RTE_PMD_REGISTER_KMOD_DEP(net_ionic, "* igb_uio | uio_pci_generic | vfio-pci");
+
RTE_INIT(ionic_init_log)
{
ionic_logtype = rte_log_register("pmd.net.ionic");