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Date:   Fri, 31 Mar 2017 18:48:46 +0100
From:   Salil Mehta <salil.mehta@...wei.com>
To:     <davem@...emloft.net>
CC:     <salil.mehta@...wei.com>, <yisen.zhuang@...wei.com>,
        <mehta.salil.lnk@...il.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linuxarm@...wei.com>,
        Kejian Yan <yankejian@...wei.com>
Subject: [PATCH V3 net-next 12/18] net: hns: Remove redundant mac table operations

From: Kejian Yan <yankejian@...wei.com>

This patch removes redundant functions used only for debugging
purposes.

Reported-by: Weiwei Deng <dengweiwei@...wei.com>
Signed-off-by: Kejian Yan <yankejian@...wei.com>
Reviewed-by: Salil Mehta <salil.mehta@...wei.com>
Signed-off-by: Salil Mehta <salil.mehta@...wei.com>
---
 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


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