diff options
| author | Michael Chan <michael.chan@broadcom.com> | 2018-03-31 13:54:19 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-03-31 23:24:20 -0400 |
| commit | 4e41dc5deb6e5c36ac5f2e49575485920037b2aa (patch) | |
| tree | d41ab998038d6a8f13c0cc50a3815b74221e9e72 /drivers | |
| parent | e5811b8c09df9bc80eabc95339fceded23f16289 (diff) | |
bnxt_en: Refactor bnxt_need_reserve_rings().
Refactor bnxt_need_reserve_rings() slightly so that __bnxt_reserve_rings()
can call it and remove some duplicated code.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 57 |
1 files changed, 25 insertions, 32 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index c380a0d5a2ec..a6237dd8cacd 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4753,6 +4753,30 @@ static int bnxt_cp_rings_in_use(struct bnxt *bp) return cp; } +static bool bnxt_need_reserve_rings(struct bnxt *bp) +{ + struct bnxt_hw_resc *hw_resc = &bp->hw_resc; + int cp = bp->cp_nr_rings; + int rx = bp->rx_nr_rings; + int vnic = 1, grp = rx; + + if (bp->hwrm_spec_code < 0x10601) + return false; + + if (hw_resc->resv_tx_rings != bp->tx_nr_rings) + return true; + + if (bp->flags & BNXT_FLAG_RFS) + vnic = rx + 1; + if (bp->flags & BNXT_FLAG_AGG_RINGS) + rx <<= 1; + if ((bp->flags & BNXT_FLAG_NEW_RM) && + (hw_resc->resv_rx_rings != rx || hw_resc->resv_cp_rings != cp || + hw_resc->resv_hw_ring_grps != grp || hw_resc->resv_vnics != vnic)) + return true; + return false; +} + static int bnxt_trim_rings(struct bnxt *bp, int *rx, int *tx, int max, bool shared); @@ -4766,7 +4790,7 @@ static int __bnxt_reserve_rings(struct bnxt *bp) bool sh = false; int vnic = 1; - if (bp->hwrm_spec_code < 0x10601) + if (!bnxt_need_reserve_rings(bp)) return 0; if (bp->flags & BNXT_FLAG_SHARED_RINGS) @@ -4775,14 +4799,7 @@ static int __bnxt_reserve_rings(struct bnxt *bp) vnic = rx + 1; if (bp->flags & BNXT_FLAG_AGG_RINGS) rx <<= 1; - grp = bp->rx_nr_rings; - if (tx == hw_resc->resv_tx_rings && - (!(bp->flags & BNXT_FLAG_NEW_RM) || - (rx == hw_resc->resv_rx_rings && - grp == hw_resc->resv_hw_ring_grps && - cp == hw_resc->resv_cp_rings && vnic == hw_resc->resv_vnics))) - return 0; rc = bnxt_hwrm_reserve_rings(bp, tx, rx, grp, cp, vnic); if (rc) @@ -4826,30 +4843,6 @@ static int __bnxt_reserve_rings(struct bnxt *bp) return rc; } -static bool bnxt_need_reserve_rings(struct bnxt *bp) -{ - struct bnxt_hw_resc *hw_resc = &bp->hw_resc; - int rx = bp->rx_nr_rings; - int vnic = 1; - - if (bp->hwrm_spec_code < 0x10601) - return false; - - if (hw_resc->resv_tx_rings != bp->tx_nr_rings) - return true; - - if (bp->flags & BNXT_FLAG_RFS) - vnic = rx + 1; - if (bp->flags & BNXT_FLAG_AGG_RINGS) - rx <<= 1; - if ((bp->flags & BNXT_FLAG_NEW_RM) && - (hw_resc->resv_rx_rings != rx || - hw_resc->resv_cp_rings != bp->cp_nr_rings || - hw_resc->resv_vnics != vnic)) - return true; - return false; -} - static int bnxt_hwrm_check_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, int ring_grps, int cp_rings, int vnics) { |