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e1000: Remove redundant EITR shift from igb

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The E1000_EITR() macro is already multiplying by 0x4 which is the same
as this shift, so we were shifting more than expected.

MFC after:	6 days
Sponsored by:	BBOX.io
This commit is contained in:
Kevin Bowling 2024-09-27 20:34:18 -07:00
parent b7cbf741d5
commit 26439b5787
1 changed files with 1 additions and 2 deletions
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3
sys/dev/e1000/if_em.h
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@ -251,8 +251,7 @@
#define IGB_ITR_DIVIDEND 1000000
#define IGB_ITR_SHIFT 2
#define IGB_QVECTOR_MASK 0x7FFC
#define IGB_INTS_TO_EITR(i) (((IGB_ITR_DIVIDEND/i) & IGB_QVECTOR_MASK) << \
IGB_ITR_SHIFT)
#define IGB_INTS_TO_EITR(i) ((IGB_ITR_DIVIDEND/i) & IGB_QVECTOR_MASK)
#define IGB_LINK_ITR 2000
#define I210_LINK_DELAY 1000