projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| fadd4091 HV |
1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 2 | ||
| 3 | #include <net/switchdev.h> | |
| 4 | ||
| 5 | #include "br_private_mrp.h" | |
| 6 | ||
| 7 | int br_mrp_switchdev_add(struct net_bridge *br, struct br_mrp *mrp) | |
| 8 | { | |
| 9 | struct switchdev_obj_mrp mrp_obj = { | |
| 10 | .obj.orig_dev = br->dev, | |
| 11 | .obj.id = SWITCHDEV_OBJ_ID_MRP, | |
| 12 | .p_port = rtnl_dereference(mrp->p_port)->dev, | |
| 13 | .s_port = rtnl_dereference(mrp->s_port)->dev, | |
| 14 | .ring_id = mrp->ring_id, | |
| 4b3a61b0 | 15 | .prio = mrp->prio, |
| fadd4091 HV |
16 | }; |
| 17 | int err; | |
| 18 | ||
| 19 | err = switchdev_port_obj_add(br->dev, &mrp_obj.obj, NULL); | |
| 20 | ||
| 21 | if (err && err != -EOPNOTSUPP) | |
| 22 | return err; | |
| 23 | ||
| 24 | return 0; | |
| 25 | } | |
| 26 | ||
| 27 | int br_mrp_switchdev_del(struct net_bridge *br, struct br_mrp *mrp) | |
| 28 | { | |
| 29 | struct switchdev_obj_mrp mrp_obj = { | |
| 30 | .obj.orig_dev = br->dev, | |
| 31 | .obj.id = SWITCHDEV_OBJ_ID_MRP, | |
| 32 | .p_port = NULL, | |
| 33 | .s_port = NULL, | |
| 34 | .ring_id = mrp->ring_id, | |
| 35 | }; | |
| 36 | int err; | |
| 37 | ||
| 38 | err = switchdev_port_obj_del(br->dev, &mrp_obj.obj); | |
| 39 | ||
| 40 | if (err && err != -EOPNOTSUPP) | |
| 41 | return err; | |
| 42 | ||
| 43 | return 0; | |
| 44 | } | |
| 45 | ||
| 46 | int br_mrp_switchdev_set_ring_role(struct net_bridge *br, | |
| 47 | struct br_mrp *mrp, | |
| 48 | enum br_mrp_ring_role_type role) | |
| 49 | { | |
| 50 | struct switchdev_obj_ring_role_mrp mrp_role = { | |
| 51 | .obj.orig_dev = br->dev, | |
| 52 | .obj.id = SWITCHDEV_OBJ_ID_RING_ROLE_MRP, | |
| 53 | .ring_role = role, | |
| 54 | .ring_id = mrp->ring_id, | |
| 55 | }; | |
| 56 | int err; | |
| 57 | ||
| 58 | if (role == BR_MRP_RING_ROLE_DISABLED) | |
| 59 | err = switchdev_port_obj_del(br->dev, &mrp_role.obj); | |
| 60 | else | |
| 61 | err = switchdev_port_obj_add(br->dev, &mrp_role.obj, NULL); | |
| 62 | ||
| 63 | return err; | |
| 64 | } | |
| 65 | ||
| 66 | int br_mrp_switchdev_send_ring_test(struct net_bridge *br, | |
| 67 | struct br_mrp *mrp, u32 interval, | |
| 68 | u8 max_miss, u32 period) | |
| 69 | { | |
| 70 | struct switchdev_obj_ring_test_mrp test = { | |
| 71 | .obj.orig_dev = br->dev, | |
| 72 | .obj.id = SWITCHDEV_OBJ_ID_RING_TEST_MRP, | |
| 73 | .interval = interval, | |
| 74 | .max_miss = max_miss, | |
| 75 | .ring_id = mrp->ring_id, | |
| 76 | .period = period, | |
| 77 | }; | |
| 78 | int err; | |
| 79 | ||
| 80 | if (interval == 0) | |
| 81 | err = switchdev_port_obj_del(br->dev, &test.obj); | |
| 82 | else | |
| 83 | err = switchdev_port_obj_add(br->dev, &test.obj, NULL); | |
| 84 | ||
| 85 | return err; | |
| 86 | } | |
| 87 | ||
| 88 | int br_mrp_switchdev_set_ring_state(struct net_bridge *br, | |
| 89 | struct br_mrp *mrp, | |
| 90 | enum br_mrp_ring_state_type state) | |
| 91 | { | |
| 92 | struct switchdev_obj_ring_state_mrp mrp_state = { | |
| 93 | .obj.orig_dev = br->dev, | |
| 94 | .obj.id = SWITCHDEV_OBJ_ID_RING_STATE_MRP, | |
| 95 | .ring_state = state, | |
| 96 | .ring_id = mrp->ring_id, | |
| 97 | }; | |
| 98 | int err; | |
| 99 | ||
| 100 | err = switchdev_port_obj_add(br->dev, &mrp_state.obj, NULL); | |
| 101 | ||
| 102 | if (err && err != -EOPNOTSUPP) | |
| 103 | return err; | |
| 104 | ||
| 105 | return 0; | |
| 106 | } | |
| 107 | ||
| 108 | int br_mrp_port_switchdev_set_state(struct net_bridge_port *p, | |
| 109 | enum br_mrp_port_state_type state) | |
| 110 | { | |
| 111 | struct switchdev_attr attr = { | |
| 112 | .orig_dev = p->dev, | |
| 113 | .id = SWITCHDEV_ATTR_ID_MRP_PORT_STATE, | |
| 114 | .u.mrp_port_state = state, | |
| 115 | }; | |
| 116 | int err; | |
| 117 | ||
| 118 | err = switchdev_port_attr_set(p->dev, &attr); | |
| 119 | if (err && err != -EOPNOTSUPP) | |
| 120 | br_warn(p->br, "error setting offload MRP state on port %u(%s)\n", | |
| 121 | (unsigned int)p->port_no, p->dev->name); | |
| 122 | ||
| 123 | return err; | |
| 124 | } | |
| 125 | ||
| 126 | int br_mrp_port_switchdev_set_role(struct net_bridge_port *p, | |
| 127 | enum br_mrp_port_role_type role) | |
| 128 | { | |
| 129 | struct switchdev_attr attr = { | |
| 130 | .orig_dev = p->dev, | |
| 131 | .id = SWITCHDEV_ATTR_ID_MRP_PORT_ROLE, | |
| 132 | .u.mrp_port_role = role, | |
| 133 | }; | |
| 134 | int err; | |
| 135 | ||
| 136 | err = switchdev_port_attr_set(p->dev, &attr); | |
| 137 | if (err && err != -EOPNOTSUPP) | |
| 138 | return err; | |
| 139 | ||
| 140 | return 0; | |
| 141 | } |