[ewg] [PATCH 10/10] cxgb3 - fix register to stop bc/mc traffic
Steve Wise
swise at opengridcomputing.com
Fri Jun 29 14:28:43 PDT 2007
cxgb3 - fix register to stop bc/mc traffic
Use the right register to stop broadcast/multicast traffic.
Signed-off-by: Divy Le Ray <divy at chelsio.com>
---
drivers/net/cxgb3/xgmac.c | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/net/cxgb3/xgmac.c b/drivers/net/cxgb3/xgmac.c
index b261be1..c302b1a 100644
--- a/drivers/net/cxgb3/xgmac.c
+++ b/drivers/net/cxgb3/xgmac.c
@@ -335,11 +335,11 @@ int t3_mac_set_mtu(struct cmac *mac, uns
hwm = min(hwm, MAC_RXFIFO_SIZE - 8192);
lwm = min(3 * (int)mtu, MAC_RXFIFO_SIZE / 4);
- v = t3_read_reg(adap, A_XGM_RXFIFO_CFG + mac->offset);
if (adap->params.rev == T3_REV_B2 &&
(t3_read_reg(adap, A_XGM_RX_CTRL + mac->offset) & F_RXEN)) {
disable_exact_filters(mac);
- t3_set_reg_field(adap, A_XGM_RXFIFO_CFG + mac->offset,
+ v = t3_read_reg(adap, A_XGM_RX_CFG + mac->offset);
+ t3_set_reg_field(adap, A_XGM_RX_CFG + mac->offset,
F_ENHASHMCAST | F_COPYALLFRAMES, F_DISBCAST);
/* drain rx FIFO */
@@ -347,11 +347,12 @@ int t3_mac_set_mtu(struct cmac *mac, uns
A_XGM_RX_MAX_PKT_SIZE_ERR_CNT +
mac->offset,
1 << 31, 1, 20, 5)) {
- t3_write_reg(adap, A_XGM_RXFIFO_CFG + mac->offset, v);
+ t3_write_reg(adap, A_XGM_RX_CFG + mac->offset, v);
enable_exact_filters(mac);
return -EIO;
}
t3_write_reg(adap, A_XGM_RX_MAX_PKT_SIZE + mac->offset, mtu);
+ t3_write_reg(adap, A_XGM_RX_CFG + mac->offset, v);
enable_exact_filters(mac);
} else
t3_write_reg(adap, A_XGM_RX_MAX_PKT_SIZE + mac->offset, mtu);
@@ -362,6 +363,7 @@ int t3_mac_set_mtu(struct cmac *mac, uns
*/
hwm = rx_fifo_hwm(mtu);
lwm = min(3 * (int)mtu, MAC_RXFIFO_SIZE / 4);
+ v = t3_read_reg(adap, A_XGM_RXFIFO_CFG + mac->offset);
v &= ~V_RXFIFOPAUSELWM(M_RXFIFOPAUSELWM);
v |= V_RXFIFOPAUSELWM(lwm / 8);
if (G_RXFIFOPAUSEHWM(v))
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