diff options
| author | Ariel Elior <ariele@broadcom.com> | 2013-06-20 17:39:10 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-06-23 23:54:16 -0700 |
| commit | 03c22ea3f0951f7c5395fe8348cb15100815268a (patch) | |
| tree | f871ebf8d83cb26e903e6ac5ab5d9a8519242fc7 | |
| parent | af902ae4432ba8650a5f16a2cca58507a5f566bd (diff) | |
| download | linux-03c22ea3f0951f7c5395fe8348cb15100815268a.tar.bz2 | |
bnx2x: improve VF timings
Wait 100ms for FLR to complete in parallel over all VFs instead of serializing
the waits (which can amount to several seconds with 64 VFs).
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>
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index f6177baf20b7..bda4d7e7fe7b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -1469,9 +1469,6 @@ static u8 bnx2x_vf_is_pcie_pending(struct bnx2x *bp, u8 abs_vfid) int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid) { - /* Wait 100ms */ - msleep(100); - /* Verify no pending pci transactions */ if (bnx2x_vf_is_pcie_pending(bp, abs_vfid)) BNX2X_ERR("PCIE Transactions still pending\n"); @@ -2174,6 +2171,9 @@ int bnx2x_iov_nic_init(struct bnx2x *bp) DP(BNX2X_MSG_IOV, "num of vfs: %d\n", (bp)->vfdb->sriov.nr_virtfn); + /* let FLR complete ... */ + msleep(100); + /* initialize vf database */ for_each_vf(bp, vfid) { struct bnx2x_virtf *vf = BP_VF(bp, vfid); @@ -2775,6 +2775,10 @@ int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf, dma_addr_t *sb_map) vf->abs_vfid, vf->state); return -EINVAL; } + + /* let FLR complete ... */ + msleep(100); + /* FLR cleanup epilogue */ if (bnx2x_vf_flr_clnup_epilog(bp, vf->abs_vfid)) return -EBUSY; |