1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 2017 - 2019 Pensando Systems, Inc */ 3 4 #include <linux/module.h> 5 #include <linux/netdevice.h> 6 7 #include "ionic.h" 8 #include "ionic_bus.h" 9 #include "ionic_lif.h" 10 #include "ionic_devlink.h" 11 12 static int ionic_dl_flash_update(struct devlink *dl, 13 struct devlink_flash_update_params *params, 14 struct netlink_ext_ack *extack) 15 { 16 struct ionic *ionic = devlink_priv(dl); 17 18 return ionic_firmware_update(ionic->lif, params->fw, extack); 19 } 20 21 static int ionic_dl_info_get(struct devlink *dl, struct devlink_info_req *req, 22 struct netlink_ext_ack *extack) 23 { 24 struct ionic *ionic = devlink_priv(dl); 25 struct ionic_dev *idev = &ionic->idev; 26 char buf[16]; 27 int err = 0; 28 29 err = devlink_info_version_running_put(req, 30 DEVLINK_INFO_VERSION_GENERIC_FW, 31 idev->dev_info.fw_version); 32 if (err) 33 return err; 34 35 snprintf(buf, sizeof(buf), "0x%x", idev->dev_info.asic_type); 36 err = devlink_info_version_fixed_put(req, 37 DEVLINK_INFO_VERSION_GENERIC_ASIC_ID, 38 buf); 39 if (err) 40 return err; 41 42 snprintf(buf, sizeof(buf), "0x%x", idev->dev_info.asic_rev); 43 err = devlink_info_version_fixed_put(req, 44 DEVLINK_INFO_VERSION_GENERIC_ASIC_REV, 45 buf); 46 if (err) 47 return err; 48 49 err = devlink_info_serial_number_put(req, idev->dev_info.serial_num); 50 51 return err; 52 } 53 54 static const struct devlink_ops ionic_dl_ops = { 55 .info_get = ionic_dl_info_get, 56 .flash_update = ionic_dl_flash_update, 57 }; 58 59 struct ionic *ionic_devlink_alloc(struct device *dev) 60 { 61 struct devlink *dl; 62 63 dl = devlink_alloc(&ionic_dl_ops, sizeof(struct ionic), dev); 64 65 return devlink_priv(dl); 66 } 67 68 void ionic_devlink_free(struct ionic *ionic) 69 { 70 struct devlink *dl = priv_to_devlink(ionic); 71 72 devlink_free(dl); 73 } 74 75 int ionic_devlink_register(struct ionic *ionic) 76 { 77 struct devlink *dl = priv_to_devlink(ionic); 78 struct devlink_port_attrs attrs = {}; 79 int err; 80 81 attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL; 82 devlink_port_attrs_set(&ionic->dl_port, &attrs); 83 err = devlink_port_register(dl, &ionic->dl_port, 0); 84 if (err) { 85 dev_err(ionic->dev, "devlink_port_register failed: %d\n", err); 86 return err; 87 } 88 89 SET_NETDEV_DEVLINK_PORT(ionic->lif->netdev, &ionic->dl_port); 90 devlink_register(dl); 91 return 0; 92 } 93 94 void ionic_devlink_unregister(struct ionic *ionic) 95 { 96 struct devlink *dl = priv_to_devlink(ionic); 97 98 devlink_unregister(dl); 99 devlink_port_unregister(&ionic->dl_port); 100 } 101