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Date: Thu, 29 Dec 2016 12:13:39 -0500 From: Michael Chan <michael.chan@...adcom.com> To: davem@...emloft.net Cc: netdev@...r.kernel.org Subject: [PATCH net-next 09/14] bnxt_en: Assign additional vnics to VFs. Assign additional vnics to VFs whenever possible so that NTUPLE can be supported on the VFs. Signed-off-by: Michael Chan <michael.chan@...adcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index c696025..0c9f6c1 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -429,6 +429,8 @@ static int bnxt_hwrm_func_cfg(struct bnxt *bp, int num_vfs) vf_rx_rings = (pf->max_rx_rings - bp->rx_nr_rings) / num_vfs; vf_ring_grps = (bp->pf.max_hw_ring_grps - bp->rx_nr_rings) / num_vfs; vf_tx_rings = (pf->max_tx_rings - bp->tx_nr_rings) / num_vfs; + vf_vnics = (pf->max_vnics - bp->nr_vnics) / num_vfs; + vf_vnics = min_t(u16, vf_vnics, vf_rx_rings); req.enables = cpu_to_le32(FUNC_CFG_REQ_ENABLES_MTU | FUNC_CFG_REQ_ENABLES_MRU | @@ -451,7 +453,6 @@ static int bnxt_hwrm_func_cfg(struct bnxt *bp, int num_vfs) req.num_rx_rings = cpu_to_le16(vf_rx_rings); req.num_hw_ring_grps = cpu_to_le16(vf_ring_grps); req.num_l2_ctxs = cpu_to_le16(4); - vf_vnics = 1; req.num_vnics = cpu_to_le16(vf_vnics); /* FIXME spec currently uses 1 bit for stats ctx */ @@ -506,6 +507,8 @@ static int bnxt_sriov_enable(struct bnxt *bp, int *num_vfs) min_rx_rings) rx_ok = 1; } + if (bp->pf.max_vnics - bp->nr_vnics < min_rx_rings) + rx_ok = 0; if (bp->pf.max_tx_rings - bp->tx_nr_rings >= min_tx_rings) tx_ok = 1; -- 1.8.3.1
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