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| author | Bruce Allan <bruce.w.allan@intel.com> | 2010-09-29 23:39:37 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-10-01 03:00:17 +0200 |
| commit | 828bac87bb074f3366621724fdfbe314f98ccc7e (patch) | |
| tree | 8ecc93bdabac266c288894efcc9b426e142a9f8e /drivers/net/e1000e/e1000.h | |
| parent | e1000e: use hardware writeback batching (diff) | |
| download | linux-828bac87bb074f3366621724fdfbe314f98ccc7e.tar.xz linux-828bac87bb074f3366621724fdfbe314f98ccc7e.zip | |
e1000e: 82579 performance improvements
The initial support for 82579 was tuned poorly for performance. Adjust the
packet buffer allocation appropriately for both standard and jumbo frames;
and for jumbo frames increase the receive descriptor pre-fetch, disable
adaptive interrupt moderation and set the DMA latency tolerance.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/e1000e/e1000.h')
| -rw-r--r-- | drivers/net/e1000e/e1000.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h index 5ec0af59eeab..cee882dd67bf 100644 --- a/drivers/net/e1000e/e1000.h +++ b/drivers/net/e1000e/e1000.h @@ -453,6 +453,7 @@ struct e1000_info { #define FLAG2_HAS_PHY_STATS (1 << 4) #define FLAG2_HAS_EEE (1 << 5) #define FLAG2_DMA_BURST (1 << 6) +#define FLAG2_DISABLE_AIM (1 << 8) #define E1000_RX_DESC_PS(R, i) \ (&(((union e1000_rx_desc_packet_split *)((R).desc))[i])) |