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| author | Stephen Hemminger <shemminger@osdl.org> | 2005-08-16 14:01:02 -0700 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-08-16 17:03:13 -0400 |
| commit | c59230818f7a8969c2f9d3b601745679127a4016 (patch) | |
| tree | bdac1d9f572cdd0a4e68c13464babb53b6258db8 | |
| parent | 5e1705ddc83f77da4b29a6d687da14e971912e41 (diff) | |
| download | blackbird-op-linux-c59230818f7a8969c2f9d3b601745679127a4016.tar.gz blackbird-op-linux-c59230818f7a8969c2f9d3b601745679127a4016.zip | |
[PATCH] skge: increase receive flush threshold default
The flush threshold in the MAC chip should be increased.
Found while reviewing vendor version of sk98lin driver.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
| -rw-r--r-- | drivers/net/skge.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/skge.c b/drivers/net/skge.c index 3990829d3c46..38fc66a1e14c 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -1780,7 +1780,12 @@ static void yukon_mac_init(struct skge_hw *hw, int port) reg &= ~GMF_RX_F_FL_ON; skge_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR); skge_write16(hw, SK_REG(port, RX_GMF_CTRL_T), reg); - skge_write16(hw, SK_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF); + /* + * because Pause Packet Truncation in GMAC is not working + * we have to increase the Flush Threshold to 64 bytes + * in order to flush pause packets in Rx FIFO on Yukon-1 + */ + skge_write16(hw, SK_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF+1); /* Configure Tx MAC FIFO */ skge_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_CLR); |
