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net: systemport: Pre-calculate and utilize cb->bd_addr

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There is a 1:1 mapping between the software maintained control block in
priv->rx_cbs and the buffer address in priv->rx_bds, such that there is
no need to keep computing the buffer address when refiling a control
block.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli
2015-05-28 15:24:42 -07:00
committed by David S. Miller
parent 3d2f6d41d1
commit baf387a8ed
2 changed files with 9 additions and 11 deletions
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2
drivers/net/ethernet/broadcom/bcmsysport.h
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@@ -663,8 +663,6 @@ struct bcm_sysport_priv {
/* Receive queue */
void __iomem *rx_bds;
void __iomem *rx_bd_assign_ptr;
unsigned int rx_bd_assign_index;
struct bcm_sysport_cb *rx_cbs;
unsigned int num_rx_bds;
unsigned int rx_read_ptr;