leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

net: hns: modify tcam table and set mac key

Browse Source 
The current definition of dsaf_drv_tbl_tcam_key is only suitable for
Little-endian. If data is stored in Big-endian, this may lead to
error in data use. Shift operation can make it work normally in both
Big-endian and Little-endian.

Signed-off-by: Qianqian Xie <xieqianqian@huawei.com>
Reviewed-by: Yisen Zhuang <yisen.zhuang@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Qianqian Xie 2016-11-09 18:13:54 +00:00 committed by David S. Miller
parent d30721d459
commit 5483bfcb16
2 changed files with 20 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
View File

@ -1509,8 +1509,12 @@ static void hns_dsaf_set_mac_key(
mac_key->high.bits.mac_3 = addr[3];
mac_key->low.bits.mac_4 = addr[4];
mac_key->low.bits.mac_5 = addr[5];
mac_key->low.bits.vlan = vlan_id;
mac_key->low.bits.port = port;
dsaf_set_field(mac_key->low.bits.port_vlan, DSAF_TBL_TCAM_KEY_VLAN_M,
DSAF_TBL_TCAM_KEY_VLAN_S, vlan_id);
dsaf_set_field(mac_key->low.bits.port_vlan, DSAF_TBL_TCAM_KEY_PORT_M,
DSAF_TBL_TCAM_KEY_PORT_S, port);
mac_key->low.bits.port_vlan = le16_to_cpu(mac_key->low.bits.port_vlan);
}
/**
@ -2760,8 +2764,12 @@ void hns_dsaf_set_promisc_tcam(struct dsaf_device *dsaf_dev,
if (enable) {
memset(&tbl_tcam_data, 0, sizeof(tbl_tcam_data));
memset(&tbl_tcam_mask, 0, sizeof(tbl_tcam_mask));
tbl_tcam_data.low.bits.port = port;
tbl_tcam_mask.low.bits.port = 0xf; /* [3:0]: port id */
dsaf_set_field(tbl_tcam_data.low.bits.port_vlan,
DSAF_TBL_TCAM_KEY_PORT_M,
DSAF_TBL_TCAM_KEY_PORT_S, port);
dsaf_set_field(tbl_tcam_mask.low.bits.port_vlan,
DSAF_TBL_TCAM_KEY_PORT_M,
DSAF_TBL_TCAM_KEY_PORT_S, 0xf);
/* SUB_QID */
dsaf_set_bit(mac_data.tbl_mcast_port_msk[0],

13
drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h
View File

@ -357,6 +357,11 @@ static inline void *hns_dsaf_dev_priv(const struct dsaf_device *dsaf_dev)
return (void *)((u8 *)dsaf_dev + sizeof(*dsaf_dev));
}
#define DSAF_TBL_TCAM_KEY_PORT_S 0
#define DSAF_TBL_TCAM_KEY_PORT_M (((1ULL << 4) - 1) << 0)
#define DSAF_TBL_TCAM_KEY_VLAN_S 4
#define DSAF_TBL_TCAM_KEY_VLAN_M (((1ULL << 12) - 1) << 4)
struct dsaf_drv_tbl_tcam_key {
union {
struct {
@ -370,11 +375,9 @@ struct dsaf_drv_tbl_tcam_key {
} high;
union {
struct {
u32 port:4; /* port id, */
/* dsaf-mode fixed 0, non-dsaf-mode port id*/
u32 vlan:12; /* vlan id */
u32 mac_5:8;
u32 mac_4:8;
u16 port_vlan;
u8 mac_5;
u8 mac_4;
} bits;
u32 val;