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igb: move the tx and rx ring specific config into seperate functions

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This change makes the tx and rx config a bit cleaner by breaking out the ring
specific configuration from the generic rx and tx configuration.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexander Duyck
2009-10-27 15:50:29 +00:00
committed by David S. Miller
parent 7d95b7170e
commit 85b430b477
2 changed files with 117 additions and 68 deletions
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6
drivers/net/igb/igb.h
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@@ -87,9 +87,13 @@ struct vf_data_storage {
* descriptors until either it has this many to write back, or the
* ITR timer expires.
*/
#define IGB_RX_PTHRESH 16
#define IGB_RX_PTHRESH (hw->mac.type <= e1000_82576 ? 16 : 8)
#define IGB_RX_HTHRESH 8
#define IGB_RX_WTHRESH 1
#define IGB_TX_PTHRESH 8
#define IGB_TX_HTHRESH 1
#define IGB_TX_WTHRESH ((hw->mac.type == e1000_82576 && \
adapter->msix_entries) ? 0 : 16)
/* this is the size past which hardware will drop packets when setting LPE=0 */
#define MAXIMUM_ETHERNET_VLAN_SIZE 1522