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authorDmitry Kravkov <dmitry@broadcom.com>2013-04-24 01:45:00 +0000
committerDavid S. Miller <davem@davemloft.net>2013-04-24 16:33:53 -0400
commitf8f4f61a5a358841c5acf144f6fa13a6b475ec2c (patch)
treea356155092e8ca681a6af64bdfee042c3f9a0e96 /drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
parentba35a0fd1ff7b5e91a6eee145e56887edffa194c (diff)
downloadlinux-f8f4f61a5a358841c5acf144f6fa13a6b475ec2c.tar.bz2
bnx2x: Enhance MAC configuration for VFs
Improved support for adding/removing vf mac addresses. This includes the case where HyperVisor forced the address (sampled from bulletin board), and the case where it did not in which the VF can configure its own mac address. Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com> Signed-off-by: Ariel Elior <ariele@broadcom.com> Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
index 90fbf9cc2c2c..928b074d7d80 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
@@ -406,6 +406,9 @@ void bnx2x_vfpf_close_vf(struct bnx2x *bp)
for_each_queue(bp, i)
bnx2x_vfpf_teardown_queue(bp, i);
+ /* remove mac */
+ bnx2x_vfpf_config_mac(bp, bp->dev->dev_addr, bp->fp->index, false);
+
/* clear mailbox and prep first tlv */
bnx2x_vfpf_prep(bp, &req->first_tlv, CHANNEL_TLV_CLOSE, sizeof(*req));
@@ -561,10 +564,11 @@ out:
}
/* request pf to add a mac for the vf */
-int bnx2x_vfpf_set_mac(struct bnx2x *bp)
+int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set)
{
struct vfpf_set_q_filters_tlv *req = &bp->vf2pf_mbox->req.set_q_filters;
struct pfvf_general_resp_tlv *resp = &bp->vf2pf_mbox->resp.general_resp;
+ struct pf_vf_bulletin_content bulletin = bp->pf2vf_bulletin->content;
int rc = 0;
/* clear mailbox and prep first tlv */
@@ -572,16 +576,18 @@ int bnx2x_vfpf_set_mac(struct bnx2x *bp)
sizeof(*req));
req->flags = VFPF_SET_Q_FILTERS_MAC_VLAN_CHANGED;
- req->vf_qid = 0;
+ req->vf_qid = vf_qid;
req->n_mac_vlan_filters = 1;
- req->filters[0].flags =
- VFPF_Q_FILTER_DEST_MAC_VALID | VFPF_Q_FILTER_SET_MAC;
+
+ req->filters[0].flags = VFPF_Q_FILTER_DEST_MAC_VALID;
+ if (set)
+ req->filters[0].flags |= VFPF_Q_FILTER_SET_MAC;
/* sample bulletin board for new mac */
bnx2x_sample_bulletin(bp);
/* copy mac from device to request */
- memcpy(req->filters[0].mac, bp->dev->dev_addr, ETH_ALEN);
+ memcpy(req->filters[0].mac, addr, ETH_ALEN);
/* add list termination tlv */
bnx2x_add_tlv(bp, req, req->first_tlv.tl.length, CHANNEL_TLV_LIST_END,
@@ -602,6 +608,9 @@ int bnx2x_vfpf_set_mac(struct bnx2x *bp)
DP(BNX2X_MSG_IOV,
"vfpf SET MAC failed. Check bulletin board for new posts\n");
+ /* copy mac from bulletin to device */
+ memcpy(bp->dev->dev_addr, bulletin.mac, ETH_ALEN);
+
/* check if bulletin board was updated */
if (bnx2x_sample_bulletin(bp) == PFVF_BULLETIN_UPDATED) {
/* copy mac from device to request */