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bnx2x: Clearing MAC addresses filters 

Clearing MAC addresses filters
When the driver unloads, it should clear the MAC addresses filters in
the HW - this prevents packets from entering the chip when the driver is
re-loaded before initializing the right filters

Signed-off-by: Yitchak Gertner <gertner@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yitchak Gertner 2008-08-13 15:52:28 -07:00 committed by David S. Miller
parent 12469401bc
commit 3101c2bc90
1 changed files with 54 additions and 14 deletions
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68
drivers/net/bnx2x_main.c
View File

@ -6048,7 +6048,7 @@ static int bnx2x_req_irq(struct bnx2x *bp)
* Init service functions
*/
static void bnx2x_set_mac_addr_e1(struct bnx2x *bp)
static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set)
{
struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config);
int port = BP_PORT(bp);
@ -6070,11 +6070,15 @@ static void bnx2x_set_mac_addr_e1(struct bnx2x *bp)
config->config_table[0].cam_entry.lsb_mac_addr =
swab16(*(u16 *)&bp->dev->dev_addr[4]);
config->config_table[0].cam_entry.flags = cpu_to_le16(port);
config->config_table[0].target_table_entry.flags = 0;
if (set)
config->config_table[0].target_table_entry.flags = 0;
else
CAM_INVALIDATE(config->config_table[0]);
config->config_table[0].target_table_entry.client_id = 0;
config->config_table[0].target_table_entry.vlan_id = 0;
DP(NETIF_MSG_IFUP, "setting MAC (%04x:%04x:%04x)\n",
DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n",
(set ? "setting" : "clearing"),
config->config_table[0].cam_entry.msb_mac_addr,
config->config_table[0].cam_entry.middle_mac_addr,
config->config_table[0].cam_entry.lsb_mac_addr);
@ -6084,8 +6088,11 @@ static void bnx2x_set_mac_addr_e1(struct bnx2x *bp)
config->config_table[1].cam_entry.middle_mac_addr = 0xffff;
config->config_table[1].cam_entry.lsb_mac_addr = 0xffff;
config->config_table[1].cam_entry.flags = cpu_to_le16(port);
config->config_table[1].target_table_entry.flags =
if (set)
config->config_table[1].target_table_entry.flags =
TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST;
else
CAM_INVALIDATE(config->config_table[1]);
config->config_table[1].target_table_entry.client_id = 0;
config->config_table[1].target_table_entry.vlan_id = 0;
@ -6094,12 +6101,12 @@ static void bnx2x_set_mac_addr_e1(struct bnx2x *bp)
U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0);
}
static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp)
static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set)
{
struct mac_configuration_cmd_e1h *config =
(struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config);
if (bp->state != BNX2X_STATE_OPEN) {
if (set && (bp->state != BNX2X_STATE_OPEN)) {
DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state);
return;
}
@ -6123,9 +6130,14 @@ static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp)
config->config_table[0].client_id = BP_L_ID(bp);
config->config_table[0].vlan_id = 0;
config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov);
config->config_table[0].flags = BP_PORT(bp);
if (set)
config->config_table[0].flags = BP_PORT(bp);
else
config->config_table[0].flags =
MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE;
DP(NETIF_MSG_IFUP, "setting MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n",
DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n",
(set ? "setting" : "clearing"),
config->config_table[0].msb_mac_addr,
config->config_table[0].middle_mac_addr,
config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp));
@ -6150,13 +6162,13 @@ static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx,
bnx2x_rx_int(bp->fp, 10);
/* if index is different from 0
* the reply for some commands will
* be on the none default queue
* be on the non default queue
*/
if (idx)
bnx2x_rx_int(&bp->fp[idx], 10);
}
mb(); /* state is changed by bnx2x_sp_event() */
mb(); /* state is changed by bnx2x_sp_event() */
if (*state_p == state)
return 0;
@ -6364,9 +6376,9 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
}
if (CHIP_IS_E1(bp))
bnx2x_set_mac_addr_e1(bp);
bnx2x_set_mac_addr_e1(bp, 1);
else
bnx2x_set_mac_addr_e1h(bp);
bnx2x_set_mac_addr_e1h(bp, 1);
if (bp->port.pmf)
bnx2x_initial_phy_init(bp);
@ -6668,6 +6680,34 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
} else
reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
if (CHIP_IS_E1(bp)) {
struct mac_configuration_cmd *config =
bnx2x_sp(bp, mcast_config);
bnx2x_set_mac_addr_e1(bp, 0);
for (i = 0; i < config->hdr.length_6b; i++)
CAM_INVALIDATE(config->config_table[i]);
config->hdr.length_6b = i;
if (CHIP_REV_IS_SLOW(bp))
config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port);
else
config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port);
config->hdr.client_id = BP_CL_ID(bp);
config->hdr.reserved1 = 0;
bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0,
U64_HI(bnx2x_sp_mapping(bp, mcast_config)),
U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0);
} else { /* E1H */
bnx2x_set_mac_addr_e1h(bp, 0);
for (i = 0; i < MC_HASH_SIZE; i++)
REG_WR(bp, MC_HASH_OFFSET(bp, i), 0);
}
if (CHIP_IS_E1H(bp))
REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
@ -9811,9 +9851,9 @@ static int bnx2x_change_mac_addr(struct net_device *dev, void *p)
memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
if (netif_running(dev)) {
if (CHIP_IS_E1(bp))
bnx2x_set_mac_addr_e1(bp);
bnx2x_set_mac_addr_e1(bp, 1);
else
bnx2x_set_mac_addr_e1h(bp);
bnx2x_set_mac_addr_e1h(bp, 1);
}
return 0;