1df69ba43SShannon Nelson // SPDX-License-Identifier: GPL-2.0 2df69ba43SShannon Nelson /* Copyright(c) 2017 - 2019 Pensando Systems, Inc */ 3df69ba43SShannon Nelson 4df69ba43SShannon Nelson #include <linux/module.h> 5df69ba43SShannon Nelson #include <linux/netdevice.h> 6df69ba43SShannon Nelson #include <linux/etherdevice.h> 7df69ba43SShannon Nelson #include <linux/pci.h> 8df69ba43SShannon Nelson 9df69ba43SShannon Nelson #include "ionic.h" 10df69ba43SShannon Nelson #include "ionic_bus.h" 111a58e196SShannon Nelson #include "ionic_lif.h" 12fbfb8031SShannon Nelson #include "ionic_debugfs.h" 13df69ba43SShannon Nelson 14df69ba43SShannon Nelson /* Supported devices */ 15df69ba43SShannon Nelson static const struct pci_device_id ionic_id_table[] = { 16df69ba43SShannon Nelson { PCI_VDEVICE(PENSANDO, PCI_DEVICE_ID_PENSANDO_IONIC_ETH_PF) }, 17df69ba43SShannon Nelson { PCI_VDEVICE(PENSANDO, PCI_DEVICE_ID_PENSANDO_IONIC_ETH_VF) }, 18df69ba43SShannon Nelson { 0, } /* end of table */ 19df69ba43SShannon Nelson }; 20df69ba43SShannon Nelson MODULE_DEVICE_TABLE(pci, ionic_id_table); 21df69ba43SShannon Nelson 221d062b7bSShannon Nelson int ionic_bus_get_irq(struct ionic *ionic, unsigned int num) 231d062b7bSShannon Nelson { 241d062b7bSShannon Nelson return pci_irq_vector(ionic->pdev, num); 251d062b7bSShannon Nelson } 261d062b7bSShannon Nelson 27fbfb8031SShannon Nelson const char *ionic_bus_info(struct ionic *ionic) 28fbfb8031SShannon Nelson { 29fbfb8031SShannon Nelson return pci_name(ionic->pdev); 30fbfb8031SShannon Nelson } 31fbfb8031SShannon Nelson 321a58e196SShannon Nelson int ionic_bus_alloc_irq_vectors(struct ionic *ionic, unsigned int nintrs) 331a58e196SShannon Nelson { 341a58e196SShannon Nelson return pci_alloc_irq_vectors(ionic->pdev, nintrs, nintrs, 351a58e196SShannon Nelson PCI_IRQ_MSIX); 361a58e196SShannon Nelson } 371a58e196SShannon Nelson 381a58e196SShannon Nelson void ionic_bus_free_irq_vectors(struct ionic *ionic) 391a58e196SShannon Nelson { 4030a1e6d0SShannon Nelson if (!ionic->nintrs) 4130a1e6d0SShannon Nelson return; 4230a1e6d0SShannon Nelson 431a58e196SShannon Nelson pci_free_irq_vectors(ionic->pdev); 441a58e196SShannon Nelson } 451a58e196SShannon Nelson 46fbfb8031SShannon Nelson static int ionic_map_bars(struct ionic *ionic) 47fbfb8031SShannon Nelson { 48fbfb8031SShannon Nelson struct pci_dev *pdev = ionic->pdev; 49fbfb8031SShannon Nelson struct device *dev = ionic->dev; 50fbfb8031SShannon Nelson struct ionic_dev_bar *bars; 51fbfb8031SShannon Nelson unsigned int i, j; 52fbfb8031SShannon Nelson 53fbfb8031SShannon Nelson bars = ionic->bars; 54fbfb8031SShannon Nelson ionic->num_bars = 0; 55fbfb8031SShannon Nelson 56fbfb8031SShannon Nelson for (i = 0, j = 0; i < IONIC_BARS_MAX; i++) { 57fbfb8031SShannon Nelson if (!(pci_resource_flags(pdev, i) & IORESOURCE_MEM)) 58fbfb8031SShannon Nelson continue; 59fbfb8031SShannon Nelson bars[j].len = pci_resource_len(pdev, i); 60fbfb8031SShannon Nelson 61fbfb8031SShannon Nelson /* only map the whole bar 0 */ 62fbfb8031SShannon Nelson if (j > 0) { 63fbfb8031SShannon Nelson bars[j].vaddr = NULL; 64fbfb8031SShannon Nelson } else { 65fbfb8031SShannon Nelson bars[j].vaddr = pci_iomap(pdev, i, bars[j].len); 66fbfb8031SShannon Nelson if (!bars[j].vaddr) { 67fbfb8031SShannon Nelson dev_err(dev, 68fbfb8031SShannon Nelson "Cannot memory-map BAR %d, aborting\n", 69fbfb8031SShannon Nelson i); 70fbfb8031SShannon Nelson return -ENODEV; 71fbfb8031SShannon Nelson } 72fbfb8031SShannon Nelson } 73fbfb8031SShannon Nelson 74fbfb8031SShannon Nelson bars[j].bus_addr = pci_resource_start(pdev, i); 75fbfb8031SShannon Nelson bars[j].res_index = i; 76fbfb8031SShannon Nelson ionic->num_bars++; 77fbfb8031SShannon Nelson j++; 78fbfb8031SShannon Nelson } 79fbfb8031SShannon Nelson 80fbfb8031SShannon Nelson return 0; 81fbfb8031SShannon Nelson } 82fbfb8031SShannon Nelson 83fbfb8031SShannon Nelson static void ionic_unmap_bars(struct ionic *ionic) 84fbfb8031SShannon Nelson { 85fbfb8031SShannon Nelson struct ionic_dev_bar *bars = ionic->bars; 86fbfb8031SShannon Nelson unsigned int i; 87fbfb8031SShannon Nelson 88fbfb8031SShannon Nelson for (i = 0; i < IONIC_BARS_MAX; i++) { 89fbfb8031SShannon Nelson if (bars[i].vaddr) { 90fbfb8031SShannon Nelson iounmap(bars[i].vaddr); 91fbfb8031SShannon Nelson bars[i].bus_addr = 0; 92fbfb8031SShannon Nelson bars[i].vaddr = NULL; 93fbfb8031SShannon Nelson bars[i].len = 0; 94fbfb8031SShannon Nelson } 95fbfb8031SShannon Nelson } 96fbfb8031SShannon Nelson } 97fbfb8031SShannon Nelson 986461b446SShannon Nelson void __iomem *ionic_bus_map_dbpage(struct ionic *ionic, int page_num) 996461b446SShannon Nelson { 1006461b446SShannon Nelson return pci_iomap_range(ionic->pdev, 1016461b446SShannon Nelson ionic->bars[IONIC_PCI_BAR_DBELL].res_index, 1026461b446SShannon Nelson (u64)page_num << PAGE_SHIFT, PAGE_SIZE); 1036461b446SShannon Nelson } 1046461b446SShannon Nelson 1056461b446SShannon Nelson void ionic_bus_unmap_dbpage(struct ionic *ionic, void __iomem *page) 1066461b446SShannon Nelson { 1076461b446SShannon Nelson iounmap(page); 1086461b446SShannon Nelson } 1096461b446SShannon Nelson 110fbb39807SShannon Nelson static void ionic_vf_dealloc_locked(struct ionic *ionic) 111fbb39807SShannon Nelson { 112fbb39807SShannon Nelson struct ionic_vf *v; 113fbb39807SShannon Nelson dma_addr_t dma = 0; 114fbb39807SShannon Nelson int i; 115fbb39807SShannon Nelson 116fbb39807SShannon Nelson if (!ionic->vfs) 117fbb39807SShannon Nelson return; 118fbb39807SShannon Nelson 119fbb39807SShannon Nelson for (i = ionic->num_vfs - 1; i >= 0; i--) { 120fbb39807SShannon Nelson v = &ionic->vfs[i]; 121fbb39807SShannon Nelson 122fbb39807SShannon Nelson if (v->stats_pa) { 123fbb39807SShannon Nelson (void)ionic_set_vf_config(ionic, i, 124fbb39807SShannon Nelson IONIC_VF_ATTR_STATSADDR, 125fbb39807SShannon Nelson (u8 *)&dma); 126fbb39807SShannon Nelson dma_unmap_single(ionic->dev, v->stats_pa, 127fbb39807SShannon Nelson sizeof(v->stats), DMA_FROM_DEVICE); 128fbb39807SShannon Nelson v->stats_pa = 0; 129fbb39807SShannon Nelson } 130fbb39807SShannon Nelson } 131fbb39807SShannon Nelson 132fbb39807SShannon Nelson kfree(ionic->vfs); 133fbb39807SShannon Nelson ionic->vfs = NULL; 134fbb39807SShannon Nelson ionic->num_vfs = 0; 135fbb39807SShannon Nelson } 136fbb39807SShannon Nelson 137fbb39807SShannon Nelson static void ionic_vf_dealloc(struct ionic *ionic) 138fbb39807SShannon Nelson { 139fbb39807SShannon Nelson down_write(&ionic->vf_op_lock); 140fbb39807SShannon Nelson ionic_vf_dealloc_locked(ionic); 141fbb39807SShannon Nelson up_write(&ionic->vf_op_lock); 142fbb39807SShannon Nelson } 143fbb39807SShannon Nelson 144fbb39807SShannon Nelson static int ionic_vf_alloc(struct ionic *ionic, int num_vfs) 145fbb39807SShannon Nelson { 146fbb39807SShannon Nelson struct ionic_vf *v; 147fbb39807SShannon Nelson int err = 0; 148fbb39807SShannon Nelson int i; 149fbb39807SShannon Nelson 150fbb39807SShannon Nelson down_write(&ionic->vf_op_lock); 151fbb39807SShannon Nelson 152fbb39807SShannon Nelson ionic->vfs = kcalloc(num_vfs, sizeof(struct ionic_vf), GFP_KERNEL); 153fbb39807SShannon Nelson if (!ionic->vfs) { 154fbb39807SShannon Nelson err = -ENOMEM; 155fbb39807SShannon Nelson goto out; 156fbb39807SShannon Nelson } 157fbb39807SShannon Nelson 158fbb39807SShannon Nelson for (i = 0; i < num_vfs; i++) { 159fbb39807SShannon Nelson v = &ionic->vfs[i]; 160fbb39807SShannon Nelson v->stats_pa = dma_map_single(ionic->dev, &v->stats, 161fbb39807SShannon Nelson sizeof(v->stats), DMA_FROM_DEVICE); 162fbb39807SShannon Nelson if (dma_mapping_error(ionic->dev, v->stats_pa)) { 163fbb39807SShannon Nelson v->stats_pa = 0; 164fbb39807SShannon Nelson err = -ENODEV; 165fbb39807SShannon Nelson goto out; 166fbb39807SShannon Nelson } 167fbb39807SShannon Nelson 168fbb39807SShannon Nelson /* ignore failures from older FW, we just won't get stats */ 169fbb39807SShannon Nelson (void)ionic_set_vf_config(ionic, i, IONIC_VF_ATTR_STATSADDR, 170fbb39807SShannon Nelson (u8 *)&v->stats_pa); 171fbb39807SShannon Nelson ionic->num_vfs++; 172fbb39807SShannon Nelson } 173fbb39807SShannon Nelson 174fbb39807SShannon Nelson out: 175fbb39807SShannon Nelson if (err) 176fbb39807SShannon Nelson ionic_vf_dealloc_locked(ionic); 177fbb39807SShannon Nelson up_write(&ionic->vf_op_lock); 178fbb39807SShannon Nelson return err; 179fbb39807SShannon Nelson } 180fbb39807SShannon Nelson 181fbb39807SShannon Nelson static int ionic_sriov_configure(struct pci_dev *pdev, int num_vfs) 182fbb39807SShannon Nelson { 183fbb39807SShannon Nelson struct ionic *ionic = pci_get_drvdata(pdev); 184fbb39807SShannon Nelson struct device *dev = ionic->dev; 185fbb39807SShannon Nelson int ret = 0; 186fbb39807SShannon Nelson 187fbb39807SShannon Nelson if (num_vfs > 0) { 188fbb39807SShannon Nelson ret = pci_enable_sriov(pdev, num_vfs); 189fbb39807SShannon Nelson if (ret) { 190fbb39807SShannon Nelson dev_err(dev, "Cannot enable SRIOV: %d\n", ret); 191fbb39807SShannon Nelson goto out; 192fbb39807SShannon Nelson } 193fbb39807SShannon Nelson 194fbb39807SShannon Nelson ret = ionic_vf_alloc(ionic, num_vfs); 195fbb39807SShannon Nelson if (ret) { 196fbb39807SShannon Nelson dev_err(dev, "Cannot alloc VFs: %d\n", ret); 197fbb39807SShannon Nelson pci_disable_sriov(pdev); 198fbb39807SShannon Nelson goto out; 199fbb39807SShannon Nelson } 200fbb39807SShannon Nelson 201fbb39807SShannon Nelson ret = num_vfs; 202fbb39807SShannon Nelson } else { 203fbb39807SShannon Nelson pci_disable_sriov(pdev); 204fbb39807SShannon Nelson ionic_vf_dealloc(ionic); 205fbb39807SShannon Nelson } 206fbb39807SShannon Nelson 207fbb39807SShannon Nelson out: 208fbb39807SShannon Nelson return ret; 209fbb39807SShannon Nelson } 210fbb39807SShannon Nelson 211df69ba43SShannon Nelson static int ionic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 212df69ba43SShannon Nelson { 213df69ba43SShannon Nelson struct device *dev = &pdev->dev; 214df69ba43SShannon Nelson struct ionic *ionic; 215fbb39807SShannon Nelson int num_vfs; 216fbfb8031SShannon Nelson int err; 217df69ba43SShannon Nelson 218df69ba43SShannon Nelson ionic = ionic_devlink_alloc(dev); 219df69ba43SShannon Nelson if (!ionic) 220df69ba43SShannon Nelson return -ENOMEM; 221df69ba43SShannon Nelson 222df69ba43SShannon Nelson ionic->pdev = pdev; 223df69ba43SShannon Nelson ionic->dev = dev; 224df69ba43SShannon Nelson pci_set_drvdata(pdev, ionic); 225fbfb8031SShannon Nelson mutex_init(&ionic->dev_cmd_lock); 226fbfb8031SShannon Nelson 227fbfb8031SShannon Nelson /* Query system for DMA addressing limitation for the device. */ 228fbfb8031SShannon Nelson err = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(IONIC_ADDR_LEN)); 229fbfb8031SShannon Nelson if (err) { 230fbfb8031SShannon Nelson dev_err(dev, "Unable to obtain 64-bit DMA for consistent allocations, aborting. err=%d\n", 231fbfb8031SShannon Nelson err); 232fbfb8031SShannon Nelson goto err_out_clear_drvdata; 233fbfb8031SShannon Nelson } 234fbfb8031SShannon Nelson 235fbfb8031SShannon Nelson ionic_debugfs_add_dev(ionic); 236fbfb8031SShannon Nelson 237fbfb8031SShannon Nelson /* Setup PCI device */ 238fbfb8031SShannon Nelson err = pci_enable_device_mem(pdev); 239fbfb8031SShannon Nelson if (err) { 240fbfb8031SShannon Nelson dev_err(dev, "Cannot enable PCI device: %d, aborting\n", err); 241fbfb8031SShannon Nelson goto err_out_debugfs_del_dev; 242fbfb8031SShannon Nelson } 243fbfb8031SShannon Nelson 244fbfb8031SShannon Nelson err = pci_request_regions(pdev, IONIC_DRV_NAME); 245fbfb8031SShannon Nelson if (err) { 246fbfb8031SShannon Nelson dev_err(dev, "Cannot request PCI regions: %d, aborting\n", err); 247fbfb8031SShannon Nelson goto err_out_pci_disable_device; 248fbfb8031SShannon Nelson } 249fbfb8031SShannon Nelson 250c25cba36SShannon Nelson pcie_print_link_status(pdev); 251fbfb8031SShannon Nelson 252fbfb8031SShannon Nelson err = ionic_map_bars(ionic); 253fbfb8031SShannon Nelson if (err) 2546a6014e2SShannon Nelson goto err_out_pci_disable_device; 255fbfb8031SShannon Nelson 256fbfb8031SShannon Nelson /* Configure the device */ 257fbfb8031SShannon Nelson err = ionic_setup(ionic); 258fbfb8031SShannon Nelson if (err) { 259fbfb8031SShannon Nelson dev_err(dev, "Cannot setup device: %d, aborting\n", err); 260fbfb8031SShannon Nelson goto err_out_unmap_bars; 261fbfb8031SShannon Nelson } 2626a6014e2SShannon Nelson pci_set_master(pdev); 263fbfb8031SShannon Nelson 264fbfb8031SShannon Nelson err = ionic_identify(ionic); 265fbfb8031SShannon Nelson if (err) { 266fbfb8031SShannon Nelson dev_err(dev, "Cannot identify device: %d, aborting\n", err); 267fbfb8031SShannon Nelson goto err_out_teardown; 268fbfb8031SShannon Nelson } 269fbfb8031SShannon Nelson 270fbfb8031SShannon Nelson err = ionic_init(ionic); 271fbfb8031SShannon Nelson if (err) { 272fbfb8031SShannon Nelson dev_err(dev, "Cannot init device: %d, aborting\n", err); 273fbfb8031SShannon Nelson goto err_out_teardown; 274fbfb8031SShannon Nelson } 275fbfb8031SShannon Nelson 27604436595SShannon Nelson /* Configure the ports */ 27704436595SShannon Nelson err = ionic_port_identify(ionic); 27804436595SShannon Nelson if (err) { 27904436595SShannon Nelson dev_err(dev, "Cannot identify port: %d, aborting\n", err); 28004436595SShannon Nelson goto err_out_reset; 28104436595SShannon Nelson } 28204436595SShannon Nelson 28304436595SShannon Nelson err = ionic_port_init(ionic); 28404436595SShannon Nelson if (err) { 28504436595SShannon Nelson dev_err(dev, "Cannot init port: %d, aborting\n", err); 28604436595SShannon Nelson goto err_out_reset; 28704436595SShannon Nelson } 28804436595SShannon Nelson 2891a58e196SShannon Nelson /* Configure LIFs */ 2901a58e196SShannon Nelson err = ionic_lif_identify(ionic, IONIC_LIF_TYPE_CLASSIC, 2911a58e196SShannon Nelson &ionic->ident.lif); 2921a58e196SShannon Nelson if (err) { 2931a58e196SShannon Nelson dev_err(dev, "Cannot identify LIFs: %d, aborting\n", err); 2941a58e196SShannon Nelson goto err_out_port_reset; 2951a58e196SShannon Nelson } 2961a58e196SShannon Nelson 29730b87ab4SShannon Nelson err = ionic_lif_size(ionic); 2981a58e196SShannon Nelson if (err) { 29930b87ab4SShannon Nelson dev_err(dev, "Cannot size LIF: %d, aborting\n", err); 3001a58e196SShannon Nelson goto err_out_port_reset; 3011a58e196SShannon Nelson } 3021a58e196SShannon Nelson 30330b87ab4SShannon Nelson err = ionic_lif_alloc(ionic); 3041a58e196SShannon Nelson if (err) { 30530b87ab4SShannon Nelson dev_err(dev, "Cannot allocate LIF: %d, aborting\n", err); 3061a58e196SShannon Nelson goto err_out_free_irqs; 3071a58e196SShannon Nelson } 3081a58e196SShannon Nelson 30930b87ab4SShannon Nelson err = ionic_lif_init(ionic->lif); 3101a58e196SShannon Nelson if (err) { 31130b87ab4SShannon Nelson dev_err(dev, "Cannot init LIF: %d, aborting\n", err); 3121a58e196SShannon Nelson goto err_out_free_lifs; 3131a58e196SShannon Nelson } 3141a58e196SShannon Nelson 315fbb39807SShannon Nelson init_rwsem(&ionic->vf_op_lock); 316fbb39807SShannon Nelson num_vfs = pci_num_vf(pdev); 317fbb39807SShannon Nelson if (num_vfs) { 318fbb39807SShannon Nelson dev_info(dev, "%d VFs found already enabled\n", num_vfs); 319fbb39807SShannon Nelson err = ionic_vf_alloc(ionic, num_vfs); 320fbb39807SShannon Nelson if (err) 321fbb39807SShannon Nelson dev_err(dev, "Cannot enable existing VFs: %d\n", err); 322fbb39807SShannon Nelson } 323fbb39807SShannon Nelson 32430b87ab4SShannon Nelson err = ionic_lif_register(ionic->lif); 325beead698SShannon Nelson if (err) { 32630b87ab4SShannon Nelson dev_err(dev, "Cannot register LIF: %d, aborting\n", err); 327beead698SShannon Nelson goto err_out_deinit_lifs; 328beead698SShannon Nelson } 329beead698SShannon Nelson 330fbfb8031SShannon Nelson err = ionic_devlink_register(ionic); 331beead698SShannon Nelson if (err) { 332fbfb8031SShannon Nelson dev_err(dev, "Cannot register devlink: %d\n", err); 333beead698SShannon Nelson goto err_out_deregister_lifs; 334beead698SShannon Nelson } 335df69ba43SShannon Nelson 336df69ba43SShannon Nelson return 0; 337fbfb8031SShannon Nelson 338beead698SShannon Nelson err_out_deregister_lifs: 33930b87ab4SShannon Nelson ionic_lif_unregister(ionic->lif); 340beead698SShannon Nelson err_out_deinit_lifs: 341fbb39807SShannon Nelson ionic_vf_dealloc(ionic); 34230b87ab4SShannon Nelson ionic_lif_deinit(ionic->lif); 3431a58e196SShannon Nelson err_out_free_lifs: 34430b87ab4SShannon Nelson ionic_lif_free(ionic->lif); 34530b87ab4SShannon Nelson ionic->lif = NULL; 3461a58e196SShannon Nelson err_out_free_irqs: 3471a58e196SShannon Nelson ionic_bus_free_irq_vectors(ionic); 3481a58e196SShannon Nelson err_out_port_reset: 3491a58e196SShannon Nelson ionic_port_reset(ionic); 35004436595SShannon Nelson err_out_reset: 35104436595SShannon Nelson ionic_reset(ionic); 352fbfb8031SShannon Nelson err_out_teardown: 353df8aeaa8SShannon Nelson del_timer_sync(&ionic->watchdog_timer); 3546a6014e2SShannon Nelson pci_clear_master(pdev); 35530a1e6d0SShannon Nelson /* Don't fail the probe for these errors, keep 35630a1e6d0SShannon Nelson * the hw interface around for inspection 35730a1e6d0SShannon Nelson */ 35830a1e6d0SShannon Nelson return 0; 35930a1e6d0SShannon Nelson 360fbfb8031SShannon Nelson err_out_unmap_bars: 361fbfb8031SShannon Nelson ionic_unmap_bars(ionic); 362fbfb8031SShannon Nelson pci_release_regions(pdev); 363fbfb8031SShannon Nelson err_out_pci_disable_device: 364fbfb8031SShannon Nelson pci_disable_device(pdev); 365fbfb8031SShannon Nelson err_out_debugfs_del_dev: 366fbfb8031SShannon Nelson ionic_debugfs_del_dev(ionic); 367fbfb8031SShannon Nelson err_out_clear_drvdata: 368fbfb8031SShannon Nelson mutex_destroy(&ionic->dev_cmd_lock); 369fbfb8031SShannon Nelson ionic_devlink_free(ionic); 370fbfb8031SShannon Nelson 371fbfb8031SShannon Nelson return err; 372df69ba43SShannon Nelson } 373df69ba43SShannon Nelson 374df69ba43SShannon Nelson static void ionic_remove(struct pci_dev *pdev) 375df69ba43SShannon Nelson { 376df69ba43SShannon Nelson struct ionic *ionic = pci_get_drvdata(pdev); 377df69ba43SShannon Nelson 378fbfb8031SShannon Nelson if (!ionic) 379fbfb8031SShannon Nelson return; 380fbfb8031SShannon Nelson 381df8aeaa8SShannon Nelson del_timer_sync(&ionic->watchdog_timer); 382df8aeaa8SShannon Nelson 38330b87ab4SShannon Nelson if (ionic->lif) { 384fbfb8031SShannon Nelson ionic_devlink_unregister(ionic); 38530b87ab4SShannon Nelson ionic_lif_unregister(ionic->lif); 38630b87ab4SShannon Nelson ionic_lif_deinit(ionic->lif); 38730b87ab4SShannon Nelson ionic_lif_free(ionic->lif); 38830b87ab4SShannon Nelson ionic->lif = NULL; 3891a58e196SShannon Nelson ionic_bus_free_irq_vectors(ionic); 39030a1e6d0SShannon Nelson } 39130a1e6d0SShannon Nelson 39204436595SShannon Nelson ionic_port_reset(ionic); 393fbfb8031SShannon Nelson ionic_reset(ionic); 3946a6014e2SShannon Nelson pci_clear_master(pdev); 395fbfb8031SShannon Nelson ionic_unmap_bars(ionic); 396fbfb8031SShannon Nelson pci_release_regions(pdev); 397fbfb8031SShannon Nelson pci_disable_device(pdev); 398fbfb8031SShannon Nelson ionic_debugfs_del_dev(ionic); 399fbfb8031SShannon Nelson mutex_destroy(&ionic->dev_cmd_lock); 400df69ba43SShannon Nelson ionic_devlink_free(ionic); 401df69ba43SShannon Nelson } 402df69ba43SShannon Nelson 403df69ba43SShannon Nelson static struct pci_driver ionic_driver = { 404df69ba43SShannon Nelson .name = IONIC_DRV_NAME, 405df69ba43SShannon Nelson .id_table = ionic_id_table, 406df69ba43SShannon Nelson .probe = ionic_probe, 407df69ba43SShannon Nelson .remove = ionic_remove, 408fbb39807SShannon Nelson .sriov_configure = ionic_sriov_configure, 409df69ba43SShannon Nelson }; 410df69ba43SShannon Nelson 411df69ba43SShannon Nelson int ionic_bus_register_driver(void) 412df69ba43SShannon Nelson { 413df69ba43SShannon Nelson return pci_register_driver(&ionic_driver); 414df69ba43SShannon Nelson } 415df69ba43SShannon Nelson 416df69ba43SShannon Nelson void ionic_bus_unregister_driver(void) 417df69ba43SShannon Nelson { 418df69ba43SShannon Nelson pci_unregister_driver(&ionic_driver); 419df69ba43SShannon Nelson } 420