diff options
| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2012-06-30 00:14:01 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2012-07-14 16:02:32 -0700 |
| commit | d411a9368bca616b4593e4f3d820dceccdd9027e (patch) | |
| tree | e2e52ba5847eeba3be641e86de75c2a6937b68b4 /drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | |
| parent | 800bd607c31e648267e8a1055b14ad27bde943f5 (diff) | |
| download | lwn-d411a9368bca616b4593e4f3d820dceccdd9027e.tar.gz lwn-d411a9368bca616b4593e4f3d820dceccdd9027e.zip | |
ixgbe: Merge FCoE set_num and cache_ring calls into RSS/DCB config
This change merges the ixgbe_cache_ring_fcoe and ixgbe_set_fcoe_queues
logic into the DCB and RSS initialization calls.
Cc: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 3d7ce7e236e1..ee230f533ee3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -3610,16 +3610,17 @@ static void ixgbe_configure_dcb(struct ixgbe_adapter *adapter) if (hw->mac.type != ixgbe_mac_82598EB) { int i; u32 reg = 0; + u8 msb = 0; + u8 rss_i = adapter->netdev->tc_to_txq[0].count - 1; - for (i = 0; i < MAX_TRAFFIC_CLASS; i++) { - u8 msb = 0; - u8 cnt = adapter->netdev->tc_to_txq[i].count; - - while (cnt >>= 1) - msb++; + while (rss_i) { + msb++; + rss_i >>= 1; + } + for (i = 0; i < MAX_TRAFFIC_CLASS; i++) reg |= msb << IXGBE_RQTC_SHIFT_TC(i); - } + IXGBE_WRITE_REG(hw, IXGBE_RQTC, reg); } } @@ -7027,7 +7028,11 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, #endif if (ii->mac == ixgbe_mac_82598EB) +#ifdef CONFIG_IXGBE_DCB + indices = min_t(unsigned int, indices, MAX_TRAFFIC_CLASS * 4); +#else indices = min_t(unsigned int, indices, IXGBE_MAX_RSS_INDICES); +#endif else indices = min_t(unsigned int, indices, IXGBE_MAX_FDIR_INDICES); |