diff options
| -rw-r--r-- | drivers/net/ethernet/intel/ice/devlink/devlink_port.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_eswitch.c | 72 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_eswitch.h | 11 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_repr.c | 88 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_repr.h | 16 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_sriov.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_vf_lib.c | 4 |
7 files changed, 121 insertions, 76 deletions
diff --git a/drivers/net/ethernet/intel/ice/devlink/devlink_port.h b/drivers/net/ethernet/intel/ice/devlink/devlink_port.h index 97b21b58c300..479d2b976745 100644 --- a/drivers/net/ethernet/intel/ice/devlink/devlink_port.h +++ b/drivers/net/ethernet/intel/ice/devlink/devlink_port.h @@ -14,6 +14,7 @@ * @devlink_port: the associated devlink port structure * @pf: pointer to the PF private structure * @vsi: the VSI associated with this port + * @repr_id: the representor ID * @sfnum: the subfunction ID * * An instance of a dynamically added devlink port. Each port flavour @@ -24,6 +25,7 @@ struct ice_dynamic_port { struct devlink_port devlink_port; struct ice_pf *pf; struct ice_vsi *vsi; + unsigned long repr_id; u32 sfnum; }; diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.c b/drivers/net/ethernet/intel/ice/ice_eswitch.c index 3cfa071e3718..00d49477bdcb 100644 --- a/drivers/net/ethernet/intel/ice/ice_eswitch.c +++ b/drivers/net/ethernet/intel/ice/ice_eswitch.c @@ -452,11 +452,9 @@ static void ice_eswitch_start_reprs(struct ice_pf *pf) ice_eswitch_start_all_tx_queues(pf); } -int -ice_eswitch_attach(struct ice_pf *pf, struct ice_vf *vf) +static int +ice_eswitch_attach(struct ice_pf *pf, struct ice_repr *repr, unsigned long *id) { - struct devlink *devlink = priv_to_devlink(pf); - struct ice_repr *repr; int err; if (pf->eswitch_mode == DEVLINK_ESWITCH_MODE_LEGACY) @@ -470,13 +468,9 @@ ice_eswitch_attach(struct ice_pf *pf, struct ice_vf *vf) ice_eswitch_stop_reprs(pf); - devl_lock(devlink); - repr = ice_repr_add_vf(vf); - devl_unlock(devlink); - if (IS_ERR(repr)) { - err = PTR_ERR(repr); + err = repr->ops.add(repr); + if (err) goto err_create_repr; - } err = ice_eswitch_setup_repr(pf, repr); if (err) @@ -486,7 +480,7 @@ ice_eswitch_attach(struct ice_pf *pf, struct ice_vf *vf) if (err) goto err_xa_alloc; - vf->repr_id = repr->id; + *id = repr->id; ice_eswitch_start_reprs(pf); @@ -495,9 +489,7 @@ ice_eswitch_attach(struct ice_pf *pf, struct ice_vf *vf) err_xa_alloc: ice_eswitch_release_repr(pf, repr); err_setup_repr: - devl_lock(devlink); - ice_repr_rem_vf(repr); - devl_unlock(devlink); + repr->ops.rem(repr); err_create_repr: if (xa_empty(&pf->eswitch.reprs)) ice_eswitch_disable_switchdev(pf); @@ -506,14 +498,35 @@ err_create_repr: return err; } -void ice_eswitch_detach(struct ice_pf *pf, struct ice_vf *vf) +/** + * ice_eswitch_attach_vf - attach VF to a eswitch + * @pf: pointer to PF structure + * @vf: pointer to VF structure to be attached + * + * During attaching port representor for VF is created. + * + * Return: zero on success or an error code on failure. + */ +int ice_eswitch_attach_vf(struct ice_pf *pf, struct ice_vf *vf) { - struct ice_repr *repr = xa_load(&pf->eswitch.reprs, vf->repr_id); + struct ice_repr *repr = ice_repr_create_vf(vf); struct devlink *devlink = priv_to_devlink(pf); + int err; - if (!repr) - return; + if (IS_ERR(repr)) + return PTR_ERR(repr); + devl_lock(devlink); + err = ice_eswitch_attach(pf, repr, &vf->repr_id); + if (err) + ice_repr_destroy(repr); + devl_unlock(devlink); + + return err; +} + +static void ice_eswitch_detach(struct ice_pf *pf, struct ice_repr *repr) +{ ice_eswitch_stop_reprs(pf); xa_erase(&pf->eswitch.reprs, repr->id); @@ -521,10 +534,12 @@ void ice_eswitch_detach(struct ice_pf *pf, struct ice_vf *vf) ice_eswitch_disable_switchdev(pf); ice_eswitch_release_repr(pf, repr); - devl_lock(devlink); - ice_repr_rem_vf(repr); + repr->ops.rem(repr); + ice_repr_destroy(repr); if (xa_empty(&pf->eswitch.reprs)) { + struct devlink *devlink = priv_to_devlink(pf); + /* since all port representors are destroyed, there is * no point in keeping the nodes */ @@ -533,6 +548,23 @@ void ice_eswitch_detach(struct ice_pf *pf, struct ice_vf *vf) } else { ice_eswitch_start_reprs(pf); } +} + +/** + * ice_eswitch_detach_vf - detach VF from a eswitch + * @pf: pointer to PF structure + * @vf: pointer to VF structure to be detached + */ +void ice_eswitch_detach_vf(struct ice_pf *pf, struct ice_vf *vf) +{ + struct ice_repr *repr = xa_load(&pf->eswitch.reprs, vf->repr_id); + struct devlink *devlink = priv_to_devlink(pf); + + if (!repr) + return; + + devl_lock(devlink); + ice_eswitch_detach(pf, repr); devl_unlock(devlink); } diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.h b/drivers/net/ethernet/intel/ice/ice_eswitch.h index 78fd39a6935d..d1699954a7ad 100644 --- a/drivers/net/ethernet/intel/ice/ice_eswitch.h +++ b/drivers/net/ethernet/intel/ice/ice_eswitch.h @@ -5,11 +5,11 @@ #define _ICE_ESWITCH_H_ #include <net/devlink.h> +#include "devlink/devlink_port.h" #ifdef CONFIG_ICE_SWITCHDEV -void ice_eswitch_detach(struct ice_pf *pf, struct ice_vf *vf); -int -ice_eswitch_attach(struct ice_pf *pf, struct ice_vf *vf); +void ice_eswitch_detach_vf(struct ice_pf *pf, struct ice_vf *vf); +int ice_eswitch_attach_vf(struct ice_pf *pf, struct ice_vf *vf); int ice_eswitch_mode_get(struct devlink *devlink, u16 *mode); int @@ -31,10 +31,11 @@ struct net_device *ice_eswitch_get_target(struct ice_rx_ring *rx_ring, int ice_eswitch_cfg_vsi(struct ice_vsi *vsi, const u8 *mac); void ice_eswitch_decfg_vsi(struct ice_vsi *vsi, const u8 *mac); #else /* CONFIG_ICE_SWITCHDEV */ -static inline void ice_eswitch_detach(struct ice_pf *pf, struct ice_vf *vf) { } +static inline void +ice_eswitch_detach_vf(struct ice_pf *pf, struct ice_vf *vf) { } static inline int -ice_eswitch_attach(struct ice_pf *pf, struct ice_vf *vf) +ice_eswitch_attach_vf(struct ice_pf *pf, struct ice_vf *vf) { return -EOPNOTSUPP; } diff --git a/drivers/net/ethernet/intel/ice/ice_repr.c b/drivers/net/ethernet/intel/ice/ice_repr.c index bdda3401e343..5d71f623b1e0 100644 --- a/drivers/net/ethernet/intel/ice/ice_repr.c +++ b/drivers/net/ethernet/intel/ice/ice_repr.c @@ -283,34 +283,23 @@ ice_repr_reg_netdev(struct net_device *netdev) return register_netdev(netdev); } -static void ice_repr_remove_node(struct devlink_port *devlink_port) -{ - devl_rate_leaf_destroy(devlink_port); -} - /** - * ice_repr_rem - remove representor from VF + * ice_repr_destroy - remove representor from VF * @repr: pointer to representor structure */ -static void ice_repr_rem(struct ice_repr *repr) +void ice_repr_destroy(struct ice_repr *repr) { free_percpu(repr->stats); free_netdev(repr->netdev); kfree(repr); } -/** - * ice_repr_rem_vf - remove representor from VF - * @repr: pointer to representor structure - */ -void ice_repr_rem_vf(struct ice_repr *repr) +static void ice_repr_rem_vf(struct ice_repr *repr) { - ice_repr_remove_node(&repr->vf->devlink_port); ice_eswitch_decfg_vsi(repr->src_vsi, repr->parent_mac); unregister_netdev(repr->netdev); ice_devlink_destroy_vf_port(repr->vf); ice_virtchnl_set_dflt_ops(repr->vf); - ice_repr_rem(repr); } static void ice_repr_set_tx_topology(struct ice_pf *pf) @@ -327,13 +316,10 @@ static void ice_repr_set_tx_topology(struct ice_pf *pf) } /** - * ice_repr_add - add representor for generic VSI - * @pf: pointer to PF structure + * ice_repr_create - add representor for generic VSI * @src_vsi: pointer to VSI structure of device to represent - * @parent_mac: device MAC address */ -static struct ice_repr * -ice_repr_add(struct ice_pf *pf, struct ice_vsi *src_vsi, const u8 *parent_mac) +static struct ice_repr *ice_repr_create(struct ice_vsi *src_vsi) { struct ice_netdev_priv *np; struct ice_repr *repr; @@ -360,7 +346,10 @@ ice_repr_add(struct ice_pf *pf, struct ice_vsi *src_vsi, const u8 *parent_mac) np = netdev_priv(repr->netdev); np->repr = repr; - ether_addr_copy(repr->parent_mac, parent_mac); + repr->netdev->min_mtu = ETH_MIN_MTU; + repr->netdev->max_mtu = ICE_MAX_MTU; + + SET_NETDEV_DEV(repr->netdev, ice_pf_to_dev(src_vsi->back)); return repr; @@ -371,32 +360,15 @@ err_alloc: return ERR_PTR(err); } -struct ice_repr *ice_repr_add_vf(struct ice_vf *vf) +static int ice_repr_add_vf(struct ice_repr *repr) { - struct ice_repr *repr; - struct ice_vsi *vsi; + struct ice_vf *vf = repr->vf; int err; - vsi = ice_get_vf_vsi(vf); - if (!vsi) - return ERR_PTR(-ENOENT); - err = ice_devlink_create_vf_port(vf); if (err) - return ERR_PTR(err); - - repr = ice_repr_add(vf->pf, vsi, vf->hw_lan_addr); - if (IS_ERR(repr)) { - err = PTR_ERR(repr); - goto err_repr_add; - } - - repr->vf = vf; + return err; - repr->netdev->min_mtu = ETH_MIN_MTU; - repr->netdev->max_mtu = ICE_MAX_MTU; - - SET_NETDEV_DEV(repr->netdev, ice_pf_to_dev(vf->pf)); SET_NETDEV_DEVLINK_PORT(repr->netdev, &vf->devlink_port); err = ice_repr_reg_netdev(repr->netdev); if (err) @@ -409,15 +381,43 @@ struct ice_repr *ice_repr_add_vf(struct ice_vf *vf) ice_virtchnl_set_repr_ops(vf); ice_repr_set_tx_topology(vf->pf); - return repr; + return 0; err_cfg_vsi: unregister_netdev(repr->netdev); err_netdev: - ice_repr_rem(repr); -err_repr_add: ice_devlink_destroy_vf_port(vf); - return ERR_PTR(err); + return err; +} + +/** + * ice_repr_create_vf - add representor for VF VSI + * @vf: VF to create port representor on + * + * Set correct representor type for VF and functions pointer. + * + * Return: created port representor on success, error otherwise + */ +struct ice_repr *ice_repr_create_vf(struct ice_vf *vf) +{ + struct ice_vsi *vsi = ice_get_vf_vsi(vf); + struct ice_repr *repr; + + if (!vsi) + return ERR_PTR(-EINVAL); + + repr = ice_repr_create(vsi); + if (!repr) + return ERR_PTR(-ENOMEM); + + repr->type = ICE_REPR_TYPE_VF; + repr->vf = vf; + repr->ops.add = ice_repr_add_vf; + repr->ops.rem = ice_repr_rem_vf; + + ether_addr_copy(repr->parent_mac, vf->hw_lan_addr); + + return repr; } struct ice_repr *ice_repr_get(struct ice_pf *pf, u32 id) diff --git a/drivers/net/ethernet/intel/ice/ice_repr.h b/drivers/net/ethernet/intel/ice/ice_repr.h index 488661b2900b..c6e77b9c6a32 100644 --- a/drivers/net/ethernet/intel/ice/ice_repr.h +++ b/drivers/net/ethernet/intel/ice/ice_repr.h @@ -15,19 +15,29 @@ struct ice_repr_pcpu_stats { u64 tx_drops; }; +enum ice_repr_type { + ICE_REPR_TYPE_VF, +}; + struct ice_repr { struct ice_vsi *src_vsi; - struct ice_vf *vf; struct net_device *netdev; struct metadata_dst *dst; struct ice_esw_br_port *br_port; struct ice_repr_pcpu_stats __percpu *stats; u32 id; u8 parent_mac[ETH_ALEN]; + enum ice_repr_type type; + struct ice_vf *vf; + struct { + int (*add)(struct ice_repr *repr); + void (*rem)(struct ice_repr *repr); + } ops; }; -struct ice_repr *ice_repr_add_vf(struct ice_vf *vf); -void ice_repr_rem_vf(struct ice_repr *repr); +struct ice_repr *ice_repr_create_vf(struct ice_vf *vf); + +void ice_repr_destroy(struct ice_repr *repr); void ice_repr_start_tx_queues(struct ice_repr *repr); void ice_repr_stop_tx_queues(struct ice_repr *repr); diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c index 55ef33208456..e34fe2516ccc 100644 --- a/drivers/net/ethernet/intel/ice/ice_sriov.c +++ b/drivers/net/ethernet/intel/ice/ice_sriov.c @@ -175,7 +175,7 @@ void ice_free_vfs(struct ice_pf *pf) ice_for_each_vf(pf, bkt, vf) { mutex_lock(&vf->cfg_lock); - ice_eswitch_detach(pf, vf); + ice_eswitch_detach_vf(pf, vf); ice_dis_vf_qs(vf); if (test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { @@ -598,7 +598,7 @@ static int ice_start_vfs(struct ice_pf *pf) goto teardown; } - retval = ice_eswitch_attach(pf, vf); + retval = ice_eswitch_attach_vf(pf, vf); if (retval) { dev_err(ice_pf_to_dev(pf), "Failed to attach VF %d to eswitch, error %d", vf->vf_id, retval); diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib.c b/drivers/net/ethernet/intel/ice/ice_vf_lib.c index 5635e9da2212..a69e91f88d81 100644 --- a/drivers/net/ethernet/intel/ice/ice_vf_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.c @@ -766,7 +766,7 @@ void ice_reset_all_vfs(struct ice_pf *pf) ice_for_each_vf(pf, bkt, vf) { mutex_lock(&vf->cfg_lock); - ice_eswitch_detach(pf, vf); + ice_eswitch_detach_vf(pf, vf); vf->driver_caps = 0; ice_vc_set_default_allowlist(vf); @@ -782,7 +782,7 @@ void ice_reset_all_vfs(struct ice_pf *pf) ice_vf_rebuild_vsi(vf); ice_vf_post_vsi_rebuild(vf); - ice_eswitch_attach(pf, vf); + ice_eswitch_attach_vf(pf, vf); mutex_unlock(&vf->cfg_lock); } |