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/openbmc/linux/drivers/net/ethernet/broadcom/
H A Dbgmac.hdiff b38c83dd08665a93e439c4ffd9eef31bc098a6ea Tue Apr 14 05:07:54 CDT 2015 Felix Fietkau <nbd@openwrt.org> bgmac: simplify tx ring index handling

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>
H A Dbgmac.cdiff b38c83dd08665a93e439c4ffd9eef31bc098a6ea Tue Apr 14 05:07:54 CDT 2015 Felix Fietkau <nbd@openwrt.org> bgmac: simplify tx ring index handling

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>