bgmac: simplify tx ring index handling

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Keep incrementing ring->start and ring->end instead of pointing it to
the actual ring slot entry. This simplifies the calculation of the
number of free slots.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Acked-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Felix Fietkau 2015-04-14 12:07:54 +02:00 • committed by David S. Miller

parent e07678341b

commit b38c83dd08

2 changed files with 23 additions and 29 deletions

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46

drivers/net/ethernet/broadcom/bgmac.c

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6

drivers/net/ethernet/broadcom/bgmac.h

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