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	ice: Add handlers for VF netdevice operations
This patch implements handlers for the following NDO operations: .ndo_set_vf_spoofchk .ndo_set_vf_mac .ndo_get_vf_config .ndo_set_vf_trust .ndo_set_vf_vlan .ndo_set_vf_link_state Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
		
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						7c710869d6
					
				
					 6 changed files with 629 additions and 1 deletions
				
			
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			@ -474,4 +474,16 @@ static inline struct ice_rx_ptype_decoded ice_decode_rx_desc_ptype(u16 ptype)
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{
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	return ice_ptype_lkup[ptype];
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}
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#define ICE_LINK_SPEED_UNKNOWN		0
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#define ICE_LINK_SPEED_10MBPS		10
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#define ICE_LINK_SPEED_100MBPS		100
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#define ICE_LINK_SPEED_1000MBPS		1000
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#define ICE_LINK_SPEED_2500MBPS		2500
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#define ICE_LINK_SPEED_5000MBPS		5000
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#define ICE_LINK_SPEED_10000MBPS	10000
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#define ICE_LINK_SPEED_20000MBPS	20000
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#define ICE_LINK_SPEED_25000MBPS	25000
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#define ICE_LINK_SPEED_40000MBPS	40000
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#endif /* _ICE_LAN_TX_RX_H_ */
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			@ -3884,6 +3884,12 @@ static const struct net_device_ops ice_netdev_ops = {
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	.ndo_validate_addr = eth_validate_addr,
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	.ndo_change_mtu = ice_change_mtu,
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	.ndo_get_stats64 = ice_get_stats64,
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	.ndo_set_vf_spoofchk = ice_set_vf_spoofchk,
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	.ndo_set_vf_mac = ice_set_vf_mac,
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	.ndo_get_vf_config = ice_get_vf_cfg,
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	.ndo_set_vf_trust = ice_set_vf_trust,
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	.ndo_set_vf_vlan = ice_set_vf_port_vlan,
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	.ndo_set_vf_link_state = ice_set_vf_link_state,
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	.ndo_vlan_rx_add_vid = ice_vlan_rx_add_vid,
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	.ndo_vlan_rx_kill_vid = ice_vlan_rx_kill_vid,
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	.ndo_set_features = ice_set_features,
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			@ -39,3 +39,89 @@ ice_aq_send_msg_to_vf(struct ice_hw *hw, u16 vfid, u32 v_opcode, u32 v_retval,
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	return ice_sq_send_cmd(hw, &hw->mailboxq, &desc, msg, msglen, cd);
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}
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/**
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 * ice_conv_link_speed_to_virtchnl
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 * @adv_link_support: determines the format of the returned link speed
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 * @link_speed: variable containing the link_speed to be converted
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 *
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 * Convert link speed supported by HW to link speed supported by virtchnl.
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 * If adv_link_support is true, then return link speed in Mbps.  Else return
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 * link speed as a VIRTCHNL_LINK_SPEED_* casted to a u32. Note that the caller
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 * needs to cast back to an enum virtchnl_link_speed in the case where
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 * adv_link_support is false, but when adv_link_support is true the caller can
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 * expect the speed in Mbps.
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 */
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u32 ice_conv_link_speed_to_virtchnl(bool adv_link_support, u16 link_speed)
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{
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	u32 speed;
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	if (adv_link_support)
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		switch (link_speed) {
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		case ICE_AQ_LINK_SPEED_10MB:
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			speed = ICE_LINK_SPEED_10MBPS;
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			break;
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		case ICE_AQ_LINK_SPEED_100MB:
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			speed = ICE_LINK_SPEED_100MBPS;
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			break;
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		case ICE_AQ_LINK_SPEED_1000MB:
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			speed = ICE_LINK_SPEED_1000MBPS;
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			break;
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		case ICE_AQ_LINK_SPEED_2500MB:
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			speed = ICE_LINK_SPEED_2500MBPS;
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			break;
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		case ICE_AQ_LINK_SPEED_5GB:
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			speed = ICE_LINK_SPEED_5000MBPS;
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			break;
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		case ICE_AQ_LINK_SPEED_10GB:
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			speed = ICE_LINK_SPEED_10000MBPS;
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			break;
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		case ICE_AQ_LINK_SPEED_20GB:
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			speed = ICE_LINK_SPEED_20000MBPS;
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			break;
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		case ICE_AQ_LINK_SPEED_25GB:
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			speed = ICE_LINK_SPEED_25000MBPS;
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			break;
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		case ICE_AQ_LINK_SPEED_40GB:
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			speed = ICE_LINK_SPEED_40000MBPS;
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			break;
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		default:
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			speed = ICE_LINK_SPEED_UNKNOWN;
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			break;
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		}
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	else
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		/* Virtchnl speeds are not defined for every speed supported in
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		 * the hardware. To maintain compatibility with older AVF
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		 * drivers, while reporting the speed the new speed values are
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		 * resolved to the closest known virtchnl speeds
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		 */
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		switch (link_speed) {
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		case ICE_AQ_LINK_SPEED_10MB:
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		case ICE_AQ_LINK_SPEED_100MB:
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			speed = (u32)VIRTCHNL_LINK_SPEED_100MB;
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			break;
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		case ICE_AQ_LINK_SPEED_1000MB:
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		case ICE_AQ_LINK_SPEED_2500MB:
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		case ICE_AQ_LINK_SPEED_5GB:
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			speed = (u32)VIRTCHNL_LINK_SPEED_1GB;
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			break;
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		case ICE_AQ_LINK_SPEED_10GB:
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			speed = (u32)VIRTCHNL_LINK_SPEED_10GB;
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			break;
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		case ICE_AQ_LINK_SPEED_20GB:
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			speed = (u32)VIRTCHNL_LINK_SPEED_20GB;
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			break;
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		case ICE_AQ_LINK_SPEED_25GB:
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			speed = (u32)VIRTCHNL_LINK_SPEED_25GB;
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			break;
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		case ICE_AQ_LINK_SPEED_40GB:
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			/* fall through */
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			speed = (u32)VIRTCHNL_LINK_SPEED_40GB;
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			break;
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		default:
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			speed = (u32)VIRTCHNL_LINK_SPEED_UNKNOWN;
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			break;
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		}
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	return speed;
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}
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			@ -11,6 +11,7 @@ enum ice_status
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ice_aq_send_msg_to_vf(struct ice_hw *hw, u16 vfid, u32 v_opcode, u32 v_retval,
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		      u8 *msg, u16 msglen, struct ice_sq_cd *cd);
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u32 ice_conv_link_speed_to_virtchnl(bool adv_link_support, u16 link_speed);
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#else /* CONFIG_PCI_IOV */
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static inline enum ice_status
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ice_aq_send_msg_to_vf(struct ice_hw __always_unused *hw,
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			@ -21,5 +22,13 @@ ice_aq_send_msg_to_vf(struct ice_hw __always_unused *hw,
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{
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	return 0;
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}
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static inline u32
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ice_conv_link_speed_to_virtchnl(bool __always_unused adv_link_support,
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				u16 __always_unused link_speed)
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{
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	return 0;
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}
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#endif /* CONFIG_PCI_IOV */
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#endif /* _ICE_SRIOV_H_ */
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			@ -34,6 +34,51 @@ ice_vc_vf_broadcast(struct ice_pf *pf, enum virtchnl_ops v_opcode,
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	}
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}
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/**
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 * ice_set_pfe_link - Set the link speed/status of the virtchnl_pf_event
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 * @vf: pointer to the VF structure
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 * @pfe: pointer to the virtchnl_pf_event to set link speed/status for
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 * @ice_link_speed: link speed specified by ICE_AQ_LINK_SPEED_*
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 * @link_up: whether or not to set the link up/down
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 */
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static void
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ice_set_pfe_link(struct ice_vf *vf, struct virtchnl_pf_event *pfe,
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		 int ice_link_speed, bool link_up)
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{
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	if (vf->driver_caps & VIRTCHNL_VF_CAP_ADV_LINK_SPEED) {
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		pfe->event_data.link_event_adv.link_status = link_up;
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		/* Speed in Mbps */
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		pfe->event_data.link_event_adv.link_speed =
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			ice_conv_link_speed_to_virtchnl(true, ice_link_speed);
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	} else {
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		pfe->event_data.link_event.link_status = link_up;
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		/* Legacy method for virtchnl link speeds */
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		pfe->event_data.link_event.link_speed =
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			(enum virtchnl_link_speed)
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			ice_conv_link_speed_to_virtchnl(false, ice_link_speed);
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	}
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}
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/**
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 * ice_set_pfe_link_forced - Force the virtchnl_pf_event link speed/status
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 * @vf: pointer to the VF structure
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 * @pfe: pointer to the virtchnl_pf_event to set link speed/status for
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 * @link_up: whether or not to set the link up/down
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 */
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static void
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ice_set_pfe_link_forced(struct ice_vf *vf, struct virtchnl_pf_event *pfe,
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			bool link_up)
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{
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	u16 link_speed;
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	if (link_up)
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		link_speed = ICE_AQ_LINK_SPEED_40GB;
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	else
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		link_speed = ICE_AQ_LINK_SPEED_UNKNOWN;
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	ice_set_pfe_link(vf, pfe, link_speed, link_up);
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}
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/**
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 * ice_get_vf_vector - get VF interrupt vector register offset
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 * @vf_msix: number of MSIx vector per VF on a PF
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			@ -291,6 +336,24 @@ static int ice_vsi_set_pvid(struct ice_vsi *vsi, u16 vid)
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	return 0;
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}
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/**
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 * ice_vsi_kill_pvid - Remove port VLAN id from the VSI
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 * @vsi: the VSI being changed
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 */
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static int ice_vsi_kill_pvid(struct ice_vsi *vsi)
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{
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	struct ice_pf *pf = vsi->back;
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	if (ice_vsi_manage_vlan_stripping(vsi, false)) {
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		dev_err(&pf->pdev->dev, "Error removing Port VLAN on VSI %i\n",
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			vsi->vsi_num);
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		return -ENODEV;
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	}
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	vsi->info.pvid = 0;
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	return 0;
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}
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/**
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 * ice_vf_vsi_setup - Set up a VF VSI
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 * @pf: board private structure
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			@ -814,6 +877,29 @@ void ice_vc_notify_reset(struct ice_pf *pf)
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			    (u8 *)&pfe, sizeof(struct virtchnl_pf_event));
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}
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/**
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 * ice_vc_notify_vf_reset - Notify VF of a reset event
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 * @vf: pointer to the VF structure
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 */
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static void ice_vc_notify_vf_reset(struct ice_vf *vf)
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{
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	struct virtchnl_pf_event pfe;
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	/* validate the request */
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	if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs)
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		return;
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	/* verify if the VF is in either init or active before proceeding */
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	if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states) &&
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	    !test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states))
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		return;
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	pfe.event = VIRTCHNL_EVENT_RESET_IMPENDING;
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	pfe.severity = PF_EVENT_SEVERITY_CERTAIN_DOOM;
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	ice_aq_send_msg_to_vf(&vf->pf->hw, vf->vf_id, VIRTCHNL_OP_EVENT, 0,
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			      (u8 *)&pfe, sizeof(pfe), NULL);
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}
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/**
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 * ice_alloc_vfs - Allocate and set up VFs resources
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 * @pf: pointer to the PF structure
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			@ -1008,3 +1094,355 @@ void ice_process_vflr_event(struct ice_pf *pf)
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			ice_reset_vf(vf, true);
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	}
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}
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/**
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 * ice_vc_dis_vf - Disable a given VF via SW reset
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 * @vf: pointer to the VF info
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 *
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 * Disable the VF through a SW reset
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 */
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static void ice_vc_dis_vf(struct ice_vf *vf)
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{
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	ice_vc_notify_vf_reset(vf);
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	ice_reset_vf(vf, false);
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}
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/**
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 * ice_set_vf_port_vlan
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 * @netdev: network interface device structure
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 * @vf_id: VF identifier
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 * @vlan_id: VLAN id being set
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 * @qos: priority setting
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 * @vlan_proto: VLAN protocol
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 *
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 * program VF Port VLAN id and/or qos
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 */
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int
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ice_set_vf_port_vlan(struct net_device *netdev, int vf_id, u16 vlan_id, u8 qos,
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		     __be16 vlan_proto)
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{
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	u16 vlanprio = vlan_id | (qos << ICE_VLAN_PRIORITY_S);
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	struct ice_netdev_priv *np = netdev_priv(netdev);
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	struct ice_pf *pf = np->vsi->back;
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	struct ice_vsi *vsi;
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	struct ice_vf *vf;
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	int ret = 0;
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	/* validate the request */
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	if (vf_id >= pf->num_alloc_vfs) {
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		dev_err(&pf->pdev->dev, "invalid VF id: %d\n", vf_id);
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		return -EINVAL;
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	}
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	if (vlan_id > ICE_MAX_VLANID || qos > 7) {
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		dev_err(&pf->pdev->dev, "Invalid VF Parameters\n");
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		return -EINVAL;
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	}
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	if (vlan_proto != htons(ETH_P_8021Q)) {
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		dev_err(&pf->pdev->dev, "VF VLAN protocol is not supported\n");
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		return -EPROTONOSUPPORT;
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	}
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	vf = &pf->vf[vf_id];
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	vsi = pf->vsi[vf->lan_vsi_idx];
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	if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) {
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		dev_err(&pf->pdev->dev, "VF %d in reset. Try again.\n", vf_id);
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		return -EBUSY;
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	}
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	if (le16_to_cpu(vsi->info.pvid) == vlanprio) {
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		/* duplicate request, so just return success */
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		dev_info(&pf->pdev->dev,
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			 "Duplicate pvid %d request\n", vlanprio);
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		return ret;
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	}
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	/* If pvid, then remove all filters on the old VLAN */
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	if (vsi->info.pvid)
 | 
			
		||||
		ice_vsi_kill_vlan(vsi, (le16_to_cpu(vsi->info.pvid) &
 | 
			
		||||
				  VLAN_VID_MASK));
 | 
			
		||||
 | 
			
		||||
	if (vlan_id || qos) {
 | 
			
		||||
		ret = ice_vsi_set_pvid(vsi, vlanprio);
 | 
			
		||||
		if (ret)
 | 
			
		||||
			goto error_set_pvid;
 | 
			
		||||
	} else {
 | 
			
		||||
		ice_vsi_kill_pvid(vsi);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	if (vlan_id) {
 | 
			
		||||
		dev_info(&pf->pdev->dev, "Setting VLAN %d, QOS 0x%x on VF %d\n",
 | 
			
		||||
			 vlan_id, qos, vf_id);
 | 
			
		||||
 | 
			
		||||
		/* add new VLAN filter for each MAC */
 | 
			
		||||
		ret = ice_vsi_add_vlan(vsi, vlan_id);
 | 
			
		||||
		if (ret)
 | 
			
		||||
			goto error_set_pvid;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	/* The Port VLAN needs to be saved across resets the same as the
 | 
			
		||||
	 * default LAN MAC address.
 | 
			
		||||
	 */
 | 
			
		||||
	vf->port_vlan_id = le16_to_cpu(vsi->info.pvid);
 | 
			
		||||
 | 
			
		||||
error_set_pvid:
 | 
			
		||||
	return ret;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/**
 | 
			
		||||
 * ice_get_vf_cfg
 | 
			
		||||
 * @netdev: network interface device structure
 | 
			
		||||
 * @vf_id: VF identifier
 | 
			
		||||
 * @ivi: VF configuration structure
 | 
			
		||||
 *
 | 
			
		||||
 * return VF configuration
 | 
			
		||||
 */
 | 
			
		||||
int ice_get_vf_cfg(struct net_device *netdev, int vf_id,
 | 
			
		||||
		   struct ifla_vf_info *ivi)
 | 
			
		||||
{
 | 
			
		||||
	struct ice_netdev_priv *np = netdev_priv(netdev);
 | 
			
		||||
	struct ice_vsi *vsi = np->vsi;
 | 
			
		||||
	struct ice_pf *pf = vsi->back;
 | 
			
		||||
	struct ice_vf *vf;
 | 
			
		||||
 | 
			
		||||
	/* validate the request */
 | 
			
		||||
	if (vf_id >= pf->num_alloc_vfs) {
 | 
			
		||||
		netdev_err(netdev, "invalid VF id: %d\n", vf_id);
 | 
			
		||||
		return -EINVAL;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	vf = &pf->vf[vf_id];
 | 
			
		||||
	vsi = pf->vsi[vf->lan_vsi_idx];
 | 
			
		||||
 | 
			
		||||
	if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) {
 | 
			
		||||
		netdev_err(netdev, "VF %d in reset. Try again.\n", vf_id);
 | 
			
		||||
		return -EBUSY;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	ivi->vf = vf_id;
 | 
			
		||||
	ether_addr_copy(ivi->mac, vf->dflt_lan_addr.addr);
 | 
			
		||||
 | 
			
		||||
	/* VF configuration for VLAN and applicable QoS */
 | 
			
		||||
	ivi->vlan = le16_to_cpu(vsi->info.pvid) & ICE_VLAN_M;
 | 
			
		||||
	ivi->qos = (le16_to_cpu(vsi->info.pvid) & ICE_PRIORITY_M) >>
 | 
			
		||||
		    ICE_VLAN_PRIORITY_S;
 | 
			
		||||
 | 
			
		||||
	ivi->trusted = vf->trusted;
 | 
			
		||||
	ivi->spoofchk = vf->spoofchk;
 | 
			
		||||
	if (!vf->link_forced)
 | 
			
		||||
		ivi->linkstate = IFLA_VF_LINK_STATE_AUTO;
 | 
			
		||||
	else if (vf->link_up)
 | 
			
		||||
		ivi->linkstate = IFLA_VF_LINK_STATE_ENABLE;
 | 
			
		||||
	else
 | 
			
		||||
		ivi->linkstate = IFLA_VF_LINK_STATE_DISABLE;
 | 
			
		||||
	ivi->max_tx_rate = vf->tx_rate;
 | 
			
		||||
	ivi->min_tx_rate = 0;
 | 
			
		||||
	return 0;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/**
 | 
			
		||||
 * ice_set_vf_spoofchk
 | 
			
		||||
 * @netdev: network interface device structure
 | 
			
		||||
 * @vf_id: VF identifier
 | 
			
		||||
 * @ena: flag to enable or disable feature
 | 
			
		||||
 *
 | 
			
		||||
 * Enable or disable VF spoof checking
 | 
			
		||||
 */
 | 
			
		||||
int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena)
 | 
			
		||||
{
 | 
			
		||||
	struct ice_netdev_priv *np = netdev_priv(netdev);
 | 
			
		||||
	struct ice_vsi_ctx ctx = { 0 };
 | 
			
		||||
	struct ice_vsi *vsi = np->vsi;
 | 
			
		||||
	struct ice_pf *pf = vsi->back;
 | 
			
		||||
	struct ice_vf *vf;
 | 
			
		||||
	int status;
 | 
			
		||||
 | 
			
		||||
	/* validate the request */
 | 
			
		||||
	if (vf_id >= pf->num_alloc_vfs) {
 | 
			
		||||
		netdev_err(netdev, "invalid VF id: %d\n", vf_id);
 | 
			
		||||
		return -EINVAL;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	vf = &pf->vf[vf_id];
 | 
			
		||||
	if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) {
 | 
			
		||||
		netdev_err(netdev, "VF %d in reset. Try again.\n", vf_id);
 | 
			
		||||
		return -EBUSY;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	if (ena == vf->spoofchk) {
 | 
			
		||||
		dev_dbg(&pf->pdev->dev, "VF spoofchk already %s\n",
 | 
			
		||||
			ena ? "ON" : "OFF");
 | 
			
		||||
		return 0;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	ctx.info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_SECURITY_VALID);
 | 
			
		||||
 | 
			
		||||
	if (ena) {
 | 
			
		||||
		ctx.info.sec_flags |= ICE_AQ_VSI_SEC_FLAG_ENA_MAC_ANTI_SPOOF;
 | 
			
		||||
		ctx.info.sw_flags2 |= ICE_AQ_VSI_SW_FLAG_RX_PRUNE_EN_M;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	status = ice_update_vsi(&pf->hw, vsi->idx, &ctx, NULL);
 | 
			
		||||
	if (status) {
 | 
			
		||||
		dev_dbg(&pf->pdev->dev,
 | 
			
		||||
			"Error %d, failed to update VSI* parameters\n", status);
 | 
			
		||||
		return -EIO;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	vf->spoofchk = ena;
 | 
			
		||||
	vsi->info.sec_flags = ctx.info.sec_flags;
 | 
			
		||||
	vsi->info.sw_flags2 = ctx.info.sw_flags2;
 | 
			
		||||
 | 
			
		||||
	return status;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/**
 | 
			
		||||
 * ice_set_vf_mac
 | 
			
		||||
 * @netdev: network interface device structure
 | 
			
		||||
 * @vf_id: VF identifier
 | 
			
		||||
 * @mac: mac address
 | 
			
		||||
 *
 | 
			
		||||
 * program VF mac address
 | 
			
		||||
 */
 | 
			
		||||
int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac)
 | 
			
		||||
{
 | 
			
		||||
	struct ice_netdev_priv *np = netdev_priv(netdev);
 | 
			
		||||
	struct ice_vsi *vsi = np->vsi;
 | 
			
		||||
	struct ice_pf *pf = vsi->back;
 | 
			
		||||
	struct ice_vf *vf;
 | 
			
		||||
	int ret = 0;
 | 
			
		||||
 | 
			
		||||
	/* validate the request */
 | 
			
		||||
	if (vf_id >= pf->num_alloc_vfs) {
 | 
			
		||||
		netdev_err(netdev, "invalid VF id: %d\n", vf_id);
 | 
			
		||||
		return -EINVAL;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	vf = &pf->vf[vf_id];
 | 
			
		||||
	if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) {
 | 
			
		||||
		netdev_err(netdev, "VF %d in reset. Try again.\n", vf_id);
 | 
			
		||||
		return -EBUSY;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	if (is_zero_ether_addr(mac) || is_multicast_ether_addr(mac)) {
 | 
			
		||||
		netdev_err(netdev, "%pM not a valid unicast address\n", mac);
 | 
			
		||||
		return -EINVAL;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	/* copy mac into dflt_lan_addr and trigger a VF reset. The reset
 | 
			
		||||
	 * flow will use the updated dflt_lan_addr and add a MAC filter
 | 
			
		||||
	 * using ice_add_mac. Also set pf_set_mac to indicate that the PF has
 | 
			
		||||
	 * set the MAC address for this VF.
 | 
			
		||||
	 */
 | 
			
		||||
	ether_addr_copy(vf->dflt_lan_addr.addr, mac);
 | 
			
		||||
	vf->pf_set_mac = true;
 | 
			
		||||
	netdev_info(netdev,
 | 
			
		||||
		    "mac on VF %d set to %pM\n. VF driver will be reinitialized\n",
 | 
			
		||||
		    vf_id, mac);
 | 
			
		||||
 | 
			
		||||
	ice_vc_dis_vf(vf);
 | 
			
		||||
	return ret;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/**
 | 
			
		||||
 * ice_set_vf_trust
 | 
			
		||||
 * @netdev: network interface device structure
 | 
			
		||||
 * @vf_id: VF identifier
 | 
			
		||||
 * @trusted: Boolean value to enable/disable trusted VF
 | 
			
		||||
 *
 | 
			
		||||
 * Enable or disable a given VF as trusted
 | 
			
		||||
 */
 | 
			
		||||
int ice_set_vf_trust(struct net_device *netdev, int vf_id, bool trusted)
 | 
			
		||||
{
 | 
			
		||||
	struct ice_netdev_priv *np = netdev_priv(netdev);
 | 
			
		||||
	struct ice_vsi *vsi = np->vsi;
 | 
			
		||||
	struct ice_pf *pf = vsi->back;
 | 
			
		||||
	struct ice_vf *vf;
 | 
			
		||||
 | 
			
		||||
	/* validate the request */
 | 
			
		||||
	if (vf_id >= pf->num_alloc_vfs) {
 | 
			
		||||
		dev_err(&pf->pdev->dev, "invalid VF id: %d\n", vf_id);
 | 
			
		||||
		return -EINVAL;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	vf = &pf->vf[vf_id];
 | 
			
		||||
	if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) {
 | 
			
		||||
		dev_err(&pf->pdev->dev, "VF %d in reset. Try again.\n", vf_id);
 | 
			
		||||
		return -EBUSY;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	/* Check if already trusted */
 | 
			
		||||
	if (trusted == vf->trusted)
 | 
			
		||||
		return 0;
 | 
			
		||||
 | 
			
		||||
	vf->trusted = trusted;
 | 
			
		||||
	ice_vc_dis_vf(vf);
 | 
			
		||||
	dev_info(&pf->pdev->dev, "VF %u is now %strusted\n",
 | 
			
		||||
		 vf_id, trusted ? "" : "un");
 | 
			
		||||
 | 
			
		||||
	return 0;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/**
 | 
			
		||||
 * ice_set_vf_link_state
 | 
			
		||||
 * @netdev: network interface device structure
 | 
			
		||||
 * @vf_id: VF identifier
 | 
			
		||||
 * @link_state: required link state
 | 
			
		||||
 *
 | 
			
		||||
 * Set VF's link state, irrespective of physical link state status
 | 
			
		||||
 */
 | 
			
		||||
int ice_set_vf_link_state(struct net_device *netdev, int vf_id, int link_state)
 | 
			
		||||
{
 | 
			
		||||
	struct ice_netdev_priv *np = netdev_priv(netdev);
 | 
			
		||||
	struct ice_pf *pf = np->vsi->back;
 | 
			
		||||
	struct virtchnl_pf_event pfe = { 0 };
 | 
			
		||||
	struct ice_link_status *ls;
 | 
			
		||||
	struct ice_vf *vf;
 | 
			
		||||
	struct ice_hw *hw;
 | 
			
		||||
 | 
			
		||||
	if (vf_id >= pf->num_alloc_vfs) {
 | 
			
		||||
		dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id);
 | 
			
		||||
		return -EINVAL;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	vf = &pf->vf[vf_id];
 | 
			
		||||
	hw = &pf->hw;
 | 
			
		||||
	ls = &pf->hw.port_info->phy.link_info;
 | 
			
		||||
 | 
			
		||||
	if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) {
 | 
			
		||||
		dev_err(&pf->pdev->dev, "vf %d in reset. Try again.\n", vf_id);
 | 
			
		||||
		return -EBUSY;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	pfe.event = VIRTCHNL_EVENT_LINK_CHANGE;
 | 
			
		||||
	pfe.severity = PF_EVENT_SEVERITY_INFO;
 | 
			
		||||
 | 
			
		||||
	switch (link_state) {
 | 
			
		||||
	case IFLA_VF_LINK_STATE_AUTO:
 | 
			
		||||
		vf->link_forced = false;
 | 
			
		||||
		vf->link_up = ls->link_info & ICE_AQ_LINK_UP;
 | 
			
		||||
		break;
 | 
			
		||||
	case IFLA_VF_LINK_STATE_ENABLE:
 | 
			
		||||
		vf->link_forced = true;
 | 
			
		||||
		vf->link_up = true;
 | 
			
		||||
		break;
 | 
			
		||||
	case IFLA_VF_LINK_STATE_DISABLE:
 | 
			
		||||
		vf->link_forced = true;
 | 
			
		||||
		vf->link_up = false;
 | 
			
		||||
		break;
 | 
			
		||||
	default:
 | 
			
		||||
		return -EINVAL;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	if (vf->link_forced)
 | 
			
		||||
		ice_set_pfe_link_forced(vf, &pfe, vf->link_up);
 | 
			
		||||
	else
 | 
			
		||||
		ice_set_pfe_link(vf, &pfe, ls->link_speed, vf->link_up);
 | 
			
		||||
 | 
			
		||||
	/* Notify the VF of its new link state */
 | 
			
		||||
	ice_aq_send_msg_to_vf(hw, vf->vf_id, VIRTCHNL_OP_EVENT, 0, (u8 *)&pfe,
 | 
			
		||||
			      sizeof(pfe), NULL);
 | 
			
		||||
 | 
			
		||||
	return 0;
 | 
			
		||||
}
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -5,6 +5,11 @@
 | 
			
		|||
#define _ICE_VIRTCHNL_PF_H_
 | 
			
		||||
#include "ice.h"
 | 
			
		||||
 | 
			
		||||
#define ICE_MAX_VLANID			4095
 | 
			
		||||
#define ICE_VLAN_PRIORITY_S		12
 | 
			
		||||
#define ICE_VLAN_M			0xFFF
 | 
			
		||||
#define ICE_PRIORITY_M			0x7000
 | 
			
		||||
 | 
			
		||||
/* Static VF transaction/status register def */
 | 
			
		||||
#define VF_DEVICE_STATUS		0xAA
 | 
			
		||||
#define VF_TRANS_PENDING_M		0x20
 | 
			
		||||
| 
						 | 
				
			
			@ -36,15 +41,20 @@ struct ice_vf {
 | 
			
		|||
	struct ice_pf *pf;
 | 
			
		||||
 | 
			
		||||
	s16 vf_id;			/* VF id in the PF space */
 | 
			
		||||
	u32 driver_caps;		/* reported by VF driver */
 | 
			
		||||
	int first_vector_idx;		/* first vector index of this VF */
 | 
			
		||||
	struct ice_sw *vf_sw_id;	/* switch id the VF VSIs connect to */
 | 
			
		||||
	struct virtchnl_ether_addr dflt_lan_addr;
 | 
			
		||||
	u16 port_vlan_id;
 | 
			
		||||
	u8 pf_set_mac;			/* VF MAC address set by VMM admin */
 | 
			
		||||
	u8 trusted;
 | 
			
		||||
	u16 lan_vsi_idx;		/* index into PF struct */
 | 
			
		||||
	u16 lan_vsi_num;		/* ID as used by firmware */
 | 
			
		||||
	unsigned long vf_caps;		/* vf's adv. capabilities */
 | 
			
		||||
	DECLARE_BITMAP(vf_states, ICE_VF_STATES_NBITS);	/* VF runtime states */
 | 
			
		||||
	unsigned int tx_rate;		/* Tx bandwidth limit in Mbps */
 | 
			
		||||
	u8 link_forced;
 | 
			
		||||
	u8 link_up;			/* only valid if VF link is forced */
 | 
			
		||||
	u8 spoofchk;
 | 
			
		||||
	u16 num_mac;
 | 
			
		||||
	u16 num_vlan;
 | 
			
		||||
| 
						 | 
				
			
			@ -53,14 +63,29 @@ struct ice_vf {
 | 
			
		|||
#ifdef CONFIG_PCI_IOV
 | 
			
		||||
void ice_process_vflr_event(struct ice_pf *pf);
 | 
			
		||||
int ice_sriov_configure(struct pci_dev *pdev, int num_vfs);
 | 
			
		||||
int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
 | 
			
		||||
int ice_get_vf_cfg(struct net_device *netdev, int vf_id,
 | 
			
		||||
		   struct ifla_vf_info *ivi);
 | 
			
		||||
 | 
			
		||||
void ice_free_vfs(struct ice_pf *pf);
 | 
			
		||||
void ice_vc_notify_reset(struct ice_pf *pf);
 | 
			
		||||
bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr);
 | 
			
		||||
 | 
			
		||||
int ice_set_vf_port_vlan(struct net_device *netdev, int vf_id,
 | 
			
		||||
			 u16 vlan_id, u8 qos, __be16 vlan_proto);
 | 
			
		||||
 | 
			
		||||
int ice_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
 | 
			
		||||
		  int max_tx_rate);
 | 
			
		||||
 | 
			
		||||
int ice_set_vf_trust(struct net_device *netdev, int vf_id, bool trusted);
 | 
			
		||||
 | 
			
		||||
int ice_set_vf_link_state(struct net_device *netdev, int vf_id, int link_state);
 | 
			
		||||
 | 
			
		||||
int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena);
 | 
			
		||||
#else /* CONFIG_PCI_IOV */
 | 
			
		||||
#define ice_process_vflr_event(pf) do {} while (0)
 | 
			
		||||
#define ice_free_vfs(pf) do {} while (0)
 | 
			
		||||
#define ice_vc_notify_reset(pf) do {} while (0)
 | 
			
		||||
 | 
			
		||||
static inline bool
 | 
			
		||||
ice_reset_all_vfs(struct ice_pf __always_unused *pf,
 | 
			
		||||
		  bool __always_unused is_vflr)
 | 
			
		||||
| 
						 | 
				
			
			@ -74,5 +99,57 @@ ice_sriov_configure(struct pci_dev __always_unused *pdev,
 | 
			
		|||
{
 | 
			
		||||
	return -EOPNOTSUPP;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static inline int
 | 
			
		||||
ice_set_vf_mac(struct net_device __always_unused *netdev,
 | 
			
		||||
	       int __always_unused vf_id, u8 __always_unused *mac)
 | 
			
		||||
{
 | 
			
		||||
	return -EOPNOTSUPP;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static inline int
 | 
			
		||||
ice_get_vf_cfg(struct net_device __always_unused *netdev,
 | 
			
		||||
	       int __always_unused vf_id,
 | 
			
		||||
	       struct ifla_vf_info __always_unused *ivi)
 | 
			
		||||
{
 | 
			
		||||
	return -EOPNOTSUPP;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static inline int
 | 
			
		||||
ice_set_vf_trust(struct net_device __always_unused *netdev,
 | 
			
		||||
		 int __always_unused vf_id, bool __always_unused trusted)
 | 
			
		||||
{
 | 
			
		||||
	return -EOPNOTSUPP;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static inline int
 | 
			
		||||
ice_set_vf_port_vlan(struct net_device __always_unused *netdev,
 | 
			
		||||
		     int __always_unused vf_id, u16 __always_unused vid,
 | 
			
		||||
		     u8 __always_unused qos, __be16 __always_unused v_proto)
 | 
			
		||||
{
 | 
			
		||||
	return -EOPNOTSUPP;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static inline int
 | 
			
		||||
ice_set_vf_spoofchk(struct net_device __always_unused *netdev,
 | 
			
		||||
		    int __always_unused vf_id, bool __always_unused ena)
 | 
			
		||||
{
 | 
			
		||||
	return -EOPNOTSUPP;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static inline int
 | 
			
		||||
ice_set_vf_link_state(struct net_device __always_unused *netdev,
 | 
			
		||||
		      int __always_unused vf_id, int __always_unused link_state)
 | 
			
		||||
{
 | 
			
		||||
	return -EOPNOTSUPP;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static inline int
 | 
			
		||||
ice_set_vf_bw(struct net_device __always_unused *netdev,
 | 
			
		||||
	      int __always_unused vf_id, int __always_unused min_tx_rate,
 | 
			
		||||
	      int __always_unused max_tx_rate)
 | 
			
		||||
{
 | 
			
		||||
	return -EOPNOTSUPP;
 | 
			
		||||
}
 | 
			
		||||
#endif /* CONFIG_PCI_IOV */
 | 
			
		||||
#endif /* _ICE_VIRTCHNL_PF_H_ */
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
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