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[PATCH] ixgb: Set RXDCTL:PTHRESH/HTHRESH to zero 

Set RXDCTL:PTHRESH/HTHRESH to zero

Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Signed-off-by: Ganesh Venkatesan <ganesh.venkatesan@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Malli Chilakala 2005-08-11 13:58:02 -07:00 committed by Jeff Garzik
parent 2bf69b5fe9
commit 9c15d24f24
1 changed files with 5 additions and 3 deletions
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8
drivers/net/ixgb/ixgb_main.c
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@ -145,10 +145,12 @@ MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION); MODULE_VERSION(DRV_VERSION);
/* some defines for controlling descriptor fetches in h/w */ /* some defines for controlling descriptor fetches in h/w */
#define RXDCTL_PTHRESH_DEFAULT 128 /* chip considers prefech below this */
#define RXDCTL_HTHRESH_DEFAULT 16 /* chip will only prefetch if tail is
pushed this many descriptors from head */
#define RXDCTL_WTHRESH_DEFAULT 16 /* chip writes back at this many or RXT0 */ #define RXDCTL_WTHRESH_DEFAULT 16 /* chip writes back at this many or RXT0 */
#define RXDCTL_PTHRESH_DEFAULT 0 /* chip considers prefech below
* this */
#define RXDCTL_HTHRESH_DEFAULT 0 /* chip will only prefetch if tail
* is pushed this many descriptors
* from head */
/** /**
* ixgb_init_module - Driver Registration Routine * ixgb_init_module - Driver Registration Routine