enum ixgbe_pfvf_api_rev {
ixgbe_mbox_api_10, /* API version 1.0, linux/freebsd VF driver */
ixgbe_mbox_api_20, /* API version 2.0, solaris Phase1 VF driver */
+ ixgbe_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */
/* This value should always be last */
ixgbe_mbox_api_unknown, /* indicates that API version is not known */
};
#define IXGBE_VF_SET_MACVLAN 0x06 /* VF requests PF for unicast filter */
#define IXGBE_VF_API_NEGOTIATE 0x08 /* negotiate API version */
+/* mailbox API, version 1.1 VF requests */
+#define IXGBE_VF_GET_QUEUES 0x09 /* get queue configuration */
+
+/* GET_QUEUES return data indices within the mailbox */
+#define IXGBE_VF_TX_QUEUES 1 /* number of Tx queues supported */
+#define IXGBE_VF_RX_QUEUES 2 /* number of Rx queues supported */
+#define IXGBE_VF_TRANS_VLAN 3 /* Indication of port vlan */
+#define IXGBE_VF_DEF_QUEUE 4 /* Default queue offset */
+
/* length of permanent address message returned from PF */
#define IXGBE_VF_PERMADDR_MSG_LEN 4
/* word in permanent address message with the current multicast type */
return -1;
}
+static int ixgbe_get_vf_queues(struct ixgbe_adapter *adapter,
+ u32 *msgbuf, u32 vf)
+{
+ struct net_device *dev = adapter->netdev;
+ struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ];
+ unsigned int default_tc = 0;
+ u8 num_tcs = netdev_get_num_tc(dev);
+
+ /* verify the PF is supporting the correct APIs */
+ switch (adapter->vfinfo[vf].vf_api) {
+ case ixgbe_mbox_api_20:
+ case ixgbe_mbox_api_11:
+ break;
+ default:
+ return -1;
+ }
+
+ /* only allow 1 Tx queue for bandwidth limiting */
+ msgbuf[IXGBE_VF_TX_QUEUES] = __ALIGN_MASK(1, ~vmdq->mask);
+ msgbuf[IXGBE_VF_RX_QUEUES] = __ALIGN_MASK(1, ~vmdq->mask);
+
+ /* if TCs > 1 determine which TC belongs to default user priority */
+ if (num_tcs > 1)
+ default_tc = netdev_get_prio_tc_map(dev, adapter->default_up);
+
+ /* notify VF of need for VLAN tag stripping, and correct queue */
+ if (num_tcs)
+ msgbuf[IXGBE_VF_TRANS_VLAN] = num_tcs;
+ else if (adapter->vfinfo[vf].pf_vlan || adapter->vfinfo[vf].pf_qos)
+ msgbuf[IXGBE_VF_TRANS_VLAN] = 1;
+ else
+ msgbuf[IXGBE_VF_TRANS_VLAN] = 0;
+
+ /* notify VF of default queue */
+ msgbuf[IXGBE_VF_DEF_QUEUE] = default_tc;
+
+ return 0;
+}
+
static int ixgbe_rcv_msg_from_vf(struct ixgbe_adapter *adapter, u32 vf)
{
u32 mbx_size = IXGBE_VFMAILBOX_SIZE;
case IXGBE_VF_API_NEGOTIATE:
retval = ixgbe_negotiate_vf_api(adapter, msgbuf, vf);
break;
+ case IXGBE_VF_GET_QUEUES:
+ retval = ixgbe_get_vf_queues(adapter, msgbuf, vf);
+ break;
default:
e_err(drv, "Unhandled Msg %8.8x\n", msgbuf[0]);
retval = IXGBE_ERR_MBX;