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cxgb4: configure HW VLAN extraction through FW

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HW VLAN extraction needs to be configured through FW to work correctly in
virtualization environments.  Remove the direct register manipulation and
rely on FW.

Signed-off-by: Dimitris Michailidis <dm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dimitris Michailidis 2010-05-10 15:58:07 +00:00 committed by David S. Miller
parent 10df0b9116
commit f8f5aafa96
4 changed files with 20 additions and 28 deletions
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4
drivers/net/cxgb4/cxgb4.h
View File

@ -656,7 +656,6 @@ int t4_check_fw_version(struct adapter *adapter);
int t4_prep_adapter(struct adapter *adapter);
int t4_port_init(struct adapter *adap, int mbox, int pf, int vf);
void t4_fatal_err(struct adapter *adapter);
void t4_set_vlan_accel(struct adapter *adapter, unsigned int ports, int on);
int t4_set_trace_filter(struct adapter *adapter, const struct trace_params *tp,
int filter_index, int enable);
void t4_get_trace_filter(struct adapter *adapter, struct trace_params *tp,
@ -707,7 +706,8 @@ int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port,
int t4_free_vi(struct adapter *adap, unsigned int mbox, unsigned int pf,
unsigned int vf, unsigned int viid);
int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid,
int mtu, int promisc, int all_multi, int bcast, bool sleep_ok);
int mtu, int promisc, int all_multi, int bcast, int vlanex,
bool sleep_ok);
int t4_alloc_mac_filt(struct adapter *adap, unsigned int mbox,
unsigned int viid, bool free, unsigned int naddr,
const u8 **addr, u16 *idx, u64 *hash, bool sleep_ok);

9
drivers/net/cxgb4/cxgb4_main.c
View File

@ -290,7 +290,7 @@ static int set_rxmode(struct net_device *dev, int mtu, bool sleep_ok)
if (ret == 0)
ret = t4_set_rxmode(pi->adapter, 0, pi->viid, mtu,
(dev->flags & IFF_PROMISC) ? 1 : 0,
(dev->flags & IFF_ALLMULTI) ? 1 : 0, 1,
(dev->flags & IFF_ALLMULTI) ? 1 : 0, 1, -1,
sleep_ok);
return ret;
}
@ -311,7 +311,7 @@ static int link_start(struct net_device *dev)
* that step explicitly.
*/
ret = t4_set_rxmode(pi->adapter, 0, pi->viid, dev->mtu, -1, -1, -1,
true);
pi->vlan_grp != NULL, true);
if (ret == 0) {
ret = t4_change_mac(pi->adapter, 0, pi->viid,
pi->xact_addr_filt, dev->dev_addr, true,
@ -2614,7 +2614,7 @@ static int cxgb_change_mtu(struct net_device *dev, int new_mtu)
if (new_mtu < 81 || new_mtu > MAX_MTU) /* accommodate SACK */
return -EINVAL;
ret = t4_set_rxmode(pi->adapter, 0, pi->viid, new_mtu, -1, -1, -1,
ret = t4_set_rxmode(pi->adapter, 0, pi->viid, new_mtu, -1, -1, -1, -1,
true);
if (!ret)
dev->mtu = new_mtu;
@ -2645,7 +2645,8 @@ static void vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
struct port_info *pi = netdev_priv(dev);
pi->vlan_grp = grp;
t4_set_vlan_accel(pi->adapter, 1 << pi->tx_chan, grp != NULL);
t4_set_rxmode(pi->adapter, 0, pi->viid, -1, -1, -1, -1, grp != NULL,
true);
}
#ifdef CONFIG_NET_POLL_CONTROLLER

31
drivers/net/cxgb4/t4_hw.c
View File

@ -886,22 +886,6 @@ int t4_restart_aneg(struct adapter *adap, unsigned int mbox, unsigned int port)
return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
}
/**
* t4_set_vlan_accel - configure HW VLAN extraction
* @adap: the adapter
* @ports: bitmap of adapter ports to operate on
* @on: enable (1) or disable (0) HW VLAN extraction
*
* Enables or disables HW extraction of VLAN tags for the ports specified
* by @ports. @ports is a bitmap with the ith bit designating the port
* associated with the ith adapter channel.
*/
void t4_set_vlan_accel(struct adapter *adap, unsigned int ports, int on)
{
ports <<= VLANEXTENABLE_SHIFT;
t4_set_reg_field(adap, TP_OUT_CONFIG, ports, on ? ports : 0);
}
struct intr_info {
unsigned int mask; /* bits to check in interrupt status */
const char *msg; /* message to print or NULL */
@ -2624,12 +2608,14 @@ int t4_free_vi(struct adapter *adap, unsigned int mbox, unsigned int pf,
* @promisc: 1 to enable promiscuous mode, 0 to disable it, -1 no change
* @all_multi: 1 to enable all-multi mode, 0 to disable it, -1 no change
* @bcast: 1 to enable broadcast Rx, 0 to disable it, -1 no change
* @vlanex: 1 to enable HW VLAN extraction, 0 to disable it, -1 no change
* @sleep_ok: if true we may sleep while awaiting command completion
*
* Sets Rx properties of a virtual interface.
*/
int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid,
int mtu, int promisc, int all_multi, int bcast, bool sleep_ok)
int mtu, int promisc, int all_multi, int bcast, int vlanex,
bool sleep_ok)
{
struct fw_vi_rxmode_cmd c;
@ -2642,15 +2628,18 @@ int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid,
all_multi = FW_VI_RXMODE_CMD_ALLMULTIEN_MASK;
if (bcast < 0)
bcast = FW_VI_RXMODE_CMD_BROADCASTEN_MASK;
if (vlanex < 0)
vlanex = FW_VI_RXMODE_CMD_VLANEXEN_MASK;
memset(&c, 0, sizeof(c));
c.op_to_viid = htonl(FW_CMD_OP(FW_VI_RXMODE_CMD) | FW_CMD_REQUEST |
FW_CMD_WRITE | FW_VI_RXMODE_CMD_VIID(viid));
c.retval_len16 = htonl(FW_LEN16(c));
c.mtu_to_broadcasten = htonl(FW_VI_RXMODE_CMD_MTU(mtu) |
FW_VI_RXMODE_CMD_PROMISCEN(promisc) |
FW_VI_RXMODE_CMD_ALLMULTIEN(all_multi) |
FW_VI_RXMODE_CMD_BROADCASTEN(bcast));
c.mtu_to_vlanexen = htonl(FW_VI_RXMODE_CMD_MTU(mtu) |
FW_VI_RXMODE_CMD_PROMISCEN(promisc) |
FW_VI_RXMODE_CMD_ALLMULTIEN(all_multi) |
FW_VI_RXMODE_CMD_BROADCASTEN(bcast) |
FW_VI_RXMODE_CMD_VLANEXEN(vlanex));
return t4_wr_mbox_meat(adap, mbox, &c, sizeof(c), NULL, sleep_ok);
}

4
drivers/net/cxgb4/t4fw_api.h
View File

@ -876,7 +876,7 @@ struct fw_vi_mac_cmd {
struct fw_vi_rxmode_cmd {
__be32 op_to_viid;
__be32 retval_len16;
__be32 mtu_to_broadcasten;
__be32 mtu_to_vlanexen;
__be32 r4_lo;
};
@ -888,6 +888,8 @@ struct fw_vi_rxmode_cmd {
#define FW_VI_RXMODE_CMD_ALLMULTIEN(x) ((x) << 12)
#define FW_VI_RXMODE_CMD_BROADCASTEN_MASK 0x3
#define FW_VI_RXMODE_CMD_BROADCASTEN(x) ((x) << 10)
#define FW_VI_RXMODE_CMD_VLANEXEN_MASK 0x3
#define FW_VI_RXMODE_CMD_VLANEXEN(x) ((x) << 8)
struct fw_vi_enable_cmd {
__be32 op_to_viid;