diff options
| author | Ariel Elior <ariele@broadcom.com> | 2013-05-27 04:08:28 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-05-27 21:41:49 -0700 |
| commit | 70ca5d746cf0c16576cee43fea6a19116ab49d9c (patch) | |
| tree | d443883b8d02bff611c693c1c16f2a1545b664de /drivers | |
| parent | ca1ee4b259ea8c4f91c84ee4c737338658711272 (diff) | |
| download | blackbird-op-linux-70ca5d746cf0c16576cee43fea6a19116ab49d9c.tar.gz blackbird-op-linux-70ca5d746cf0c16576cee43fea6a19116ab49d9c.zip | |
bnx2x: Ack unknown VF messages
A PF should ack the firmware when receiving unknown messages through the VF's
mailbox. This prevents the VF mailbox from being stuck in case of a VF sending
a message unknown to the PF (e.g. VF with more advanced version).
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')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c index 928b074d7d80..282606677bca 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c @@ -1605,8 +1605,11 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf, bnx2x_vf_mbx_resp(bp, vf); } else { /* can't send a response since this VF is unknown to us - * just unlock the channel and be done with. + * just ack the FW to release the mailbox and unlock + * the channel. */ + storm_memset_vf_mbx_ack(bp, vf->abs_vfid); + mmiowb(); bnx2x_unlock_vf_pf_channel(bp, vf, mbx->first_tlv.tl.type); } |
