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skge: FIFO Ram calculation error

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The calculation of usable FIFO RAM is wrong in the skge driver.
First, is doesn't take into account the reserved area on the original
SysKonnect Genesis boards. Second it has an off-by-one error because
hw->ports is either 1 or 2.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Stephen Hemminger 2007-11-26 11:54:48 -08:00 committed by Jeff Garzik
parent 1c14788590
commit 29816d9aa5
1 changed files with 2 additions and 2 deletions
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4
drivers/net/skge.c
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@ -2619,8 +2619,8 @@ static int skge_up(struct net_device *dev)
yukon_mac_init(hw, port);
spin_unlock_bh(&hw->phy_lock);
/* Configure RAMbuffers */
chunk = hw->ram_size / ((hw->ports + 1)*2);
/* Configure RAMbuffers - equally between ports and tx/rx */
chunk = (hw->ram_size - hw->ram_offset) / (hw->ports * 2);
ram_addr = hw->ram_offset + 2 * chunk * port;
skge_ramset(hw, rxqaddr[port], ram_addr, chunk);