[PATCH net 13/19] net: hns: Remove redundant mac table operations

From: Salil Mehta
Date: Thu Mar 30 2017 - 11:36:01 EST


From: Kejian Yan <yankejian@xxxxxxxxxx>

This patch removes redundant functions used only for debugging
purposes.

Reported-by: Weiwei Deng <dengweiwei@xxxxxxxxxx>
Signed-off-by: Kejian Yan <yankejian@xxxxxxxxxx>
Reviewed-by: Salil Mehta <salil.mehta@xxxxxxxxxx>
Signed-off-by: Salil Mehta <salil.mehta@xxxxxxxxxx>
---
drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c | 160 ---------------------
drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h | 10 --
2 files changed, 170 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
index 6a069ff..abd8aec 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
@@ -2008,166 +2008,6 @@ int hns_dsaf_clr_mac_mc_port(struct dsaf_device *dsaf_dev, u8 mac_id,
return ret;
}

-/**
- * hns_dsaf_get_mac_uc_entry - get mac uc entry
- * @dsaf_dev: dsa fabric device struct pointer
- * @mac_entry: mac entry
- */
-int hns_dsaf_get_mac_uc_entry(struct dsaf_device *dsaf_dev,
- struct dsaf_drv_mac_single_dest_entry *mac_entry)
-{
- u16 entry_index = DSAF_INVALID_ENTRY_IDX;
- struct dsaf_drv_tbl_tcam_key mac_key;
-
- struct dsaf_tbl_tcam_ucast_cfg mac_data;
- struct dsaf_tbl_tcam_data tcam_data;
-
- /* check macaddr */
- if (MAC_IS_ALL_ZEROS(mac_entry->addr) ||
- MAC_IS_BROADCAST(mac_entry->addr)) {
- dev_err(dsaf_dev->dev, "get_entry failed,addr %pM\n",
- mac_entry->addr);
- return -EINVAL;
- }
-
- /*config key */
- hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
- mac_entry->in_port_num, mac_entry->addr);
-
- /*check exist? */
- entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
- if (entry_index == DSAF_INVALID_ENTRY_IDX) {
- /*find none, error */
- dev_err(dsaf_dev->dev,
- "get_uc_entry failed, %s Mac key(%#x:%#x)\n",
- dsaf_dev->ae_dev.name,
- mac_key.high.val, mac_key.low.val);
- return -EINVAL;
- }
- dev_dbg(dsaf_dev->dev,
- "get_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
- dsaf_dev->ae_dev.name, mac_key.high.val,
- mac_key.low.val, entry_index);
-
- /* read entry */
- hns_dsaf_tcam_uc_get(dsaf_dev, entry_index, &tcam_data, &mac_data);
-
- mac_key.high.val = le32_to_cpu(tcam_data.tbl_tcam_data_high);
- mac_key.low.val = le32_to_cpu(tcam_data.tbl_tcam_data_low);
-
- mac_entry->port_num = mac_data.tbl_ucast_out_port;
-
- return 0;
-}
-
-/**
- * hns_dsaf_get_mac_mc_entry - get mac mc entry
- * @dsaf_dev: dsa fabric device struct pointer
- * @mac_entry: mac entry
- */
-int hns_dsaf_get_mac_mc_entry(struct dsaf_device *dsaf_dev,
- struct dsaf_drv_mac_multi_dest_entry *mac_entry)
-{
- u16 entry_index = DSAF_INVALID_ENTRY_IDX;
- struct dsaf_drv_tbl_tcam_key mac_key;
-
- struct dsaf_tbl_tcam_mcast_cfg mac_data;
- struct dsaf_tbl_tcam_data tcam_data;
-
- /*check mac addr */
- if (MAC_IS_ALL_ZEROS(mac_entry->addr) ||
- MAC_IS_BROADCAST(mac_entry->addr)) {
- dev_err(dsaf_dev->dev, "get_entry failed,addr %pM\n",
- mac_entry->addr);
- return -EINVAL;
- }
-
- /*config key */
- hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
- mac_entry->in_port_num, mac_entry->addr);
-
- /*check exist? */
- entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
- if (entry_index == DSAF_INVALID_ENTRY_IDX) {
- /* find none, error */
- dev_err(dsaf_dev->dev,
- "get_mac_uc_entry failed, %s Mac key(%#x:%#x)\n",
- dsaf_dev->ae_dev.name, mac_key.high.val,
- mac_key.low.val);
- return -EINVAL;
- }
- dev_dbg(dsaf_dev->dev,
- "get_mac_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
- dsaf_dev->ae_dev.name, mac_key.high.val,
- mac_key.low.val, entry_index);
-
- /*read entry */
- hns_dsaf_tcam_mc_get(dsaf_dev, entry_index, &tcam_data, &mac_data);
-
- mac_key.high.val = le32_to_cpu(tcam_data.tbl_tcam_data_high);
- mac_key.low.val = le32_to_cpu(tcam_data.tbl_tcam_data_low);
-
- mac_entry->port_mask[0] = mac_data.tbl_mcast_port_msk[0] & 0x3F;
- return 0;
-}
-
-/**
- * hns_dsaf_get_mac_entry_by_index - get mac entry by tab index
- * @dsaf_dev: dsa fabric device struct pointer
- * @entry_index: tab entry index
- * @mac_entry: mac entry
- */
-int hns_dsaf_get_mac_entry_by_index(
- struct dsaf_device *dsaf_dev,
- u16 entry_index, struct dsaf_drv_mac_multi_dest_entry *mac_entry)
-{
- struct dsaf_drv_tbl_tcam_key mac_key;
-
- struct dsaf_tbl_tcam_mcast_cfg mac_data;
- struct dsaf_tbl_tcam_ucast_cfg mac_uc_data;
- struct dsaf_tbl_tcam_data tcam_data;
- char mac_addr[ETH_ALEN] = {0};
-
- if (entry_index >= dsaf_dev->tcam_max_num) {
- /* find none, del error */
- dev_err(dsaf_dev->dev, "get_uc_entry failed, %s\n",
- dsaf_dev->ae_dev.name);
- return -EINVAL;
- }
-
- /* mc entry, do read opt */
- hns_dsaf_tcam_mc_get(dsaf_dev, entry_index, &tcam_data, &mac_data);
-
- mac_key.high.val = le32_to_cpu(tcam_data.tbl_tcam_data_high);
- mac_key.low.val = le32_to_cpu(tcam_data.tbl_tcam_data_low);
-
- mac_entry->port_mask[0] = mac_data.tbl_mcast_port_msk[0] & 0x3F;
-
- /***get mac addr*/
- mac_addr[0] = mac_key.high.bits.mac_0;
- mac_addr[1] = mac_key.high.bits.mac_1;
- mac_addr[2] = mac_key.high.bits.mac_2;
- mac_addr[3] = mac_key.high.bits.mac_3;
- mac_addr[4] = mac_key.low.bits.mac_4;
- mac_addr[5] = mac_key.low.bits.mac_5;
- /**is mc or uc*/
- if (MAC_IS_MULTICAST((u8 *)mac_addr) ||
- MAC_IS_L3_MULTICAST((u8 *)mac_addr)) {
- /**mc donot do*/
- } else {
- /*is not mc, just uc... */
- hns_dsaf_tcam_uc_get(dsaf_dev, entry_index, &tcam_data,
- &mac_uc_data);
-
- mac_key.high.val = le32_to_cpu(tcam_data.tbl_tcam_data_high);
- mac_key.low.val = le32_to_cpu(tcam_data.tbl_tcam_data_low);
-
- mac_entry->port_mask[0] = (1 << mac_uc_data.tbl_ucast_out_port);
- }
-
- return 0;
-}
-
static struct dsaf_device *hns_dsaf_alloc_dev(struct device *dev,
size_t sizeof_priv)
{
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h
index e2d71be..4db02e2 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h
@@ -435,15 +435,6 @@ int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id,
u8 in_port_num, u8 *addr);
int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev,
struct dsaf_drv_mac_single_dest_entry *mac_entry);
-int hns_dsaf_get_mac_uc_entry(struct dsaf_device *dsaf_dev,
- struct dsaf_drv_mac_single_dest_entry *mac_entry);
-int hns_dsaf_get_mac_mc_entry(struct dsaf_device *dsaf_dev,
- struct dsaf_drv_mac_multi_dest_entry *mac_entry);
-int hns_dsaf_get_mac_entry_by_index(
- struct dsaf_device *dsaf_dev,
- u16 entry_index,
- struct dsaf_drv_mac_multi_dest_entry *mac_entry);
-
void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb);

int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev);
@@ -473,5 +464,4 @@ int hns_dsaf_rm_mac_addr(
int hns_dsaf_clr_mac_mc_port(struct dsaf_device *dsaf_dev,
u8 mac_id, u8 port_num);

-
#endif /* __HNS_DSAF_MAIN_H__ */
--
2.7.4