41 static int usnic_fwd_devcmd_locked(struct usnic_fwd_dev *ufdev, int vnic_idx,  in usnic_fwd_devcmd_locked()  argument
46 	struct net_device *netdev = ufdev->netdev;  in usnic_fwd_devcmd_locked()
48 	lockdep_assert_held(&ufdev->lock);  in usnic_fwd_devcmd_locked()
58 					ufdev->name, vnic_idx, cmd);  in usnic_fwd_devcmd_locked()
61 					ufdev->name, vnic_idx, cmd,  in usnic_fwd_devcmd_locked()
66 				ufdev->name, vnic_idx, cmd);  in usnic_fwd_devcmd_locked()
72 static int usnic_fwd_devcmd(struct usnic_fwd_dev *ufdev, int vnic_idx,  in usnic_fwd_devcmd()  argument
77 	spin_lock(&ufdev->lock);  in usnic_fwd_devcmd()
78 	status = usnic_fwd_devcmd_locked(ufdev, vnic_idx, cmd, a0, a1);  in usnic_fwd_devcmd()
79 	spin_unlock(&ufdev->lock);  in usnic_fwd_devcmd()
86 	struct usnic_fwd_dev *ufdev;  in usnic_fwd_dev_alloc()  local
88 	ufdev = kzalloc(sizeof(*ufdev), GFP_KERNEL);  in usnic_fwd_dev_alloc()
89 	if (!ufdev)  in usnic_fwd_dev_alloc()
92 	ufdev->pdev = pdev;  in usnic_fwd_dev_alloc()
93 	ufdev->netdev = pci_get_drvdata(pdev);  in usnic_fwd_dev_alloc()
94 	spin_lock_init(&ufdev->lock);  in usnic_fwd_dev_alloc()
95 	strncpy(ufdev->name, netdev_name(ufdev->netdev),  in usnic_fwd_dev_alloc()
96 			sizeof(ufdev->name) - 1);  in usnic_fwd_dev_alloc()
98 	return ufdev;  in usnic_fwd_dev_alloc()
101 void usnic_fwd_dev_free(struct usnic_fwd_dev *ufdev)  in usnic_fwd_dev_free()  argument
103 	kfree(ufdev);  in usnic_fwd_dev_free()
106 void usnic_fwd_set_mac(struct usnic_fwd_dev *ufdev, char mac[ETH_ALEN])  in usnic_fwd_set_mac()  argument
108 	spin_lock(&ufdev->lock);  in usnic_fwd_set_mac()
109 	memcpy(&ufdev->mac, mac, sizeof(ufdev->mac));  in usnic_fwd_set_mac()
110 	spin_unlock(&ufdev->lock);  in usnic_fwd_set_mac()
113 int usnic_fwd_add_ipaddr(struct usnic_fwd_dev *ufdev, __be32 inaddr)  in usnic_fwd_add_ipaddr()  argument
117 	spin_lock(&ufdev->lock);  in usnic_fwd_add_ipaddr()
118 	if (ufdev->inaddr == 0) {  in usnic_fwd_add_ipaddr()
119 		ufdev->inaddr = inaddr;  in usnic_fwd_add_ipaddr()
124 	spin_unlock(&ufdev->lock);  in usnic_fwd_add_ipaddr()
129 void usnic_fwd_del_ipaddr(struct usnic_fwd_dev *ufdev)  in usnic_fwd_del_ipaddr()  argument
131 	spin_lock(&ufdev->lock);  in usnic_fwd_del_ipaddr()
132 	ufdev->inaddr = 0;  in usnic_fwd_del_ipaddr()
133 	spin_unlock(&ufdev->lock);  in usnic_fwd_del_ipaddr()
136 void usnic_fwd_carrier_up(struct usnic_fwd_dev *ufdev)  in usnic_fwd_carrier_up()  argument
138 	spin_lock(&ufdev->lock);  in usnic_fwd_carrier_up()
139 	ufdev->link_up = 1;  in usnic_fwd_carrier_up()
140 	spin_unlock(&ufdev->lock);  in usnic_fwd_carrier_up()
143 void usnic_fwd_carrier_down(struct usnic_fwd_dev *ufdev)  in usnic_fwd_carrier_down()  argument
145 	spin_lock(&ufdev->lock);  in usnic_fwd_carrier_down()
146 	ufdev->link_up = 0;  in usnic_fwd_carrier_down()
147 	spin_unlock(&ufdev->lock);  in usnic_fwd_carrier_down()
150 void usnic_fwd_set_mtu(struct usnic_fwd_dev *ufdev, unsigned int mtu)  in usnic_fwd_set_mtu()  argument
152 	spin_lock(&ufdev->lock);  in usnic_fwd_set_mtu()
153 	ufdev->mtu = mtu;  in usnic_fwd_set_mtu()
154 	spin_unlock(&ufdev->lock);  in usnic_fwd_set_mtu()
157 static int usnic_fwd_dev_ready_locked(struct usnic_fwd_dev *ufdev)  in usnic_fwd_dev_ready_locked()  argument
159 	lockdep_assert_held(&ufdev->lock);  in usnic_fwd_dev_ready_locked()
161 	if (!ufdev->link_up)  in usnic_fwd_dev_ready_locked()
167 static int validate_filter_locked(struct usnic_fwd_dev *ufdev,  in validate_filter_locked()  argument
171 	lockdep_assert_held(&ufdev->lock);  in validate_filter_locked()
178 		else if (ufdev->inaddr == 0)  in validate_filter_locked()
182 		else if (ntohl(ufdev->inaddr) != filter->u.ipv4.dst_addr)  in validate_filter_locked()
206 usnic_fwd_alloc_flow(struct usnic_fwd_dev *ufdev, struct filter *filter,  in usnic_fwd_alloc_flow()  argument
217 	pdev = ufdev->pdev;  in usnic_fwd_alloc_flow()
234 	spin_lock(&ufdev->lock);  in usnic_fwd_alloc_flow()
235 	status = usnic_fwd_dev_ready_locked(ufdev);  in usnic_fwd_alloc_flow()
238 				ufdev->name, status);  in usnic_fwd_alloc_flow()
242 	status = validate_filter_locked(ufdev, filter);  in usnic_fwd_alloc_flow()
252 	status = usnic_fwd_devcmd_locked(ufdev, uaction->vnic_idx,  in usnic_fwd_alloc_flow()
256 				ufdev->name, status);  in usnic_fwd_alloc_flow()
260 		usnic_dbg("VF %s FILTER ID:%llu", ufdev->name, a0);  in usnic_fwd_alloc_flow()
265 	flow->ufdev = ufdev;  in usnic_fwd_alloc_flow()
268 	spin_unlock(&ufdev->lock);  in usnic_fwd_alloc_flow()
284 	status = usnic_fwd_devcmd(flow->ufdev, flow->vnic_idx,  in usnic_fwd_dealloc_flow()
290 					flow->ufdev->name, status);  in usnic_fwd_dealloc_flow()
293 					flow->ufdev->name, flow->vnic_idx,  in usnic_fwd_dealloc_flow()
304 				flow->ufdev->name, flow->vnic_idx,  in usnic_fwd_dealloc_flow()
312 int usnic_fwd_enable_qp(struct usnic_fwd_dev *ufdev, int vnic_idx, int qp_idx)  in usnic_fwd_enable_qp()  argument
318 	pf_netdev = ufdev->netdev;  in usnic_fwd_enable_qp()
322 	status = usnic_fwd_devcmd(ufdev, vnic_idx, CMD_QP_ENABLE,  in usnic_fwd_enable_qp()
339 int usnic_fwd_disable_qp(struct usnic_fwd_dev *ufdev, int vnic_idx, int qp_idx)  in usnic_fwd_disable_qp()  argument
345 	pf_netdev = ufdev->netdev;  in usnic_fwd_disable_qp()
349 	status = usnic_fwd_devcmd(ufdev, vnic_idx, CMD_QP_DISABLE,  in usnic_fwd_disable_qp()