1 /*******************************************************************************
2  *
3  * Intel Ethernet Controller XL710 Family Linux Driver
4  * Copyright(c) 2013 Intel Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  *
15  * You should have received a copy of the GNU General Public License along with
16  * this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * The full GNU General Public License is included in this distribution in
20  * the file called "COPYING".
21  *
22  * Contact Information:
23  * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25  *
26  ******************************************************************************/
27 
28 #ifndef _I40E_VIRTCHNL_PF_H_
29 #define _I40E_VIRTCHNL_PF_H_
30 
31 #include "i40e.h"
32 
33 #define I40E_MAX_MACVLAN_FILTERS 256
34 #define I40E_MAX_VLAN_FILTERS 256
35 #define I40E_MAX_VLANID 4095
36 
37 #define I40E_VIRTCHNL_SUPPORTED_QTYPES 2
38 
39 #define I40E_DEFAULT_NUM_MDD_EVENTS_ALLOWED	3
40 #define I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED	10
41 
42 #define I40E_VLAN_PRIORITY_SHIFT	12
43 #define I40E_VLAN_MASK			0xFFF
44 #define I40E_PRIORITY_MASK		0x7000
45 
46 /* Various queue ctrls */
47 enum i40e_queue_ctrl {
48 	I40E_QUEUE_CTRL_UNKNOWN = 0,
49 	I40E_QUEUE_CTRL_ENABLE,
50 	I40E_QUEUE_CTRL_ENABLECHECK,
51 	I40E_QUEUE_CTRL_DISABLE,
52 	I40E_QUEUE_CTRL_DISABLECHECK,
53 	I40E_QUEUE_CTRL_FASTDISABLE,
54 	I40E_QUEUE_CTRL_FASTDISABLECHECK,
55 };
56 
57 /* VF states */
58 enum i40e_vf_states {
59 	I40E_VF_STAT_INIT = 0,
60 	I40E_VF_STAT_ACTIVE,
61 	I40E_VF_STAT_FCOEENA,
62 	I40E_VF_STAT_DISABLED,
63 };
64 
65 /* VF capabilities */
66 enum i40e_vf_capabilities {
67 	I40E_VIRTCHNL_VF_CAP_PRIVILEGE = 0,
68 	I40E_VIRTCHNL_VF_CAP_L2,
69 };
70 
71 /* VF information structure */
72 struct i40e_vf {
73 	struct i40e_pf *pf;
74 
75 	/* vf id in the pf space */
76 	u16 vf_id;
77 	/* all vf vsis connect to the same parent */
78 	enum i40e_switch_element_types parent_type;
79 
80 	/* vf Port Extender (PE) stag if used */
81 	u16 stag;
82 
83 	struct i40e_virtchnl_ether_addr default_lan_addr;
84 	struct i40e_virtchnl_ether_addr default_fcoe_addr;
85 
86 	/* VSI indices - actual VSI pointers are maintained in the PF structure
87 	 * When assigned, these will be non-zero, because VSI 0 is always
88 	 * the main LAN VSI for the PF.
89 	 */
90 	u8 lan_vsi_index;	/* index into PF struct */
91 	u8 lan_vsi_id;		/* ID as used by firmware */
92 
93 	u8 num_queue_pairs;	/* num of qps assigned to vf vsis */
94 	u64 num_mdd_events;	/* num of mdd events detected */
95 	u64 num_invalid_msgs;	/* num of malformed or invalid msgs detected */
96 	u64 num_valid_msgs;	/* num of valid msgs detected */
97 
98 	unsigned long vf_caps;	/* vf's adv. capabilities */
99 	unsigned long vf_states;	/* vf's runtime states */
100 };
101 
102 void i40e_free_vfs(struct i40e_pf *pf);
103 int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs);
104 int i40e_vc_process_vf_msg(struct i40e_pf *pf, u16 vf_id, u32 v_opcode,
105 			   u32 v_retval, u8 *msg, u16 msglen);
106 int i40e_vc_process_vflr_event(struct i40e_pf *pf);
107 int i40e_reset_vf(struct i40e_vf *vf, bool flr);
108 void i40e_vc_notify_vf_reset(struct i40e_vf *vf);
109 
110 /* vf configuration related iplink handlers */
111 int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
112 int i40e_ndo_set_vf_port_vlan(struct net_device *netdev,
113 			      int vf_id, u16 vlan_id, u8 qos);
114 int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int tx_rate);
115 int i40e_ndo_get_vf_config(struct net_device *netdev,
116 			   int vf_id, struct ifla_vf_info *ivi);
117 void i40e_vc_notify_link_state(struct i40e_pf *pf);
118 void i40e_vc_notify_reset(struct i40e_pf *pf);
119 
120 #endif /* _I40E_VIRTCHNL_PF_H_ */
121