From: Pavel Belous <pavel.bel...@aquantia.com>

Signed-off-by: Igor Russkikh <igor.russk...@aquantia.com>
---
 drivers/net/atlantic/atl_ethdev.c | 156 +++++++++++++++++++++++++++++++++++++-
 1 file changed, 154 insertions(+), 2 deletions(-)

diff --git a/drivers/net/atlantic/atl_ethdev.c 
b/drivers/net/atlantic/atl_ethdev.c
index c99d321c9..80b7ac88e 100644
--- a/drivers/net/atlantic/atl_ethdev.c
+++ b/drivers/net/atlantic/atl_ethdev.c
@@ -84,6 +84,16 @@ static void atl_dev_info_get(struct rte_eth_dev *dev,
 static const uint32_t *atl_dev_supported_ptypes_get(struct rte_eth_dev *dev);
 
 
+/* VLAN stuff */
+static int atl_vlan_filter_set(struct rte_eth_dev *dev,
+               uint16_t vlan_id, int on);
+
+static int atl_vlan_offload_set(struct rte_eth_dev *dev, int mask);
+
+static void atl_vlan_strip_queue_set(struct rte_eth_dev *dev, uint16_t 
queue_id, int on);
+
+static int atl_vlan_tpid_set(struct rte_eth_dev *dev, enum rte_vlan_type 
vlan_type, uint16_t tpid);
+
 /* LEDs */
 static int atl_dev_led_on(struct rte_eth_dev *dev);
 static int atl_dev_led_off(struct rte_eth_dev *dev);
@@ -247,6 +257,11 @@ static const struct eth_dev_ops atl_eth_dev_ops = {
        .xstats_get_names     = atl_dev_xstats_get_names,
        .stats_reset          = atl_dev_stats_reset,
        .xstats_reset         = atl_dev_xstats_reset,
+       /* VLAN */
+       .vlan_filter_set      = atl_vlan_filter_set,
+       .vlan_offload_set     = atl_vlan_offload_set,
+       .vlan_tpid_set        = atl_vlan_tpid_set,
+       .vlan_strip_queue_set = atl_vlan_strip_queue_set,
 
        /* LEDs */
        .dev_led_on           = atl_dev_led_on,
@@ -525,7 +540,6 @@ atl_dev_start(struct rte_eth_dev *dev)
        uint32_t intr_vector = 0;
        uint32_t *link_speeds;
        uint32_t speed = 0;
-       int vlan_mask = 0;
        int status;
        int err;
 
@@ -582,7 +596,6 @@ atl_dev_start(struct rte_eth_dev *dev)
                }
        }
 
-
        err = hw->aq_fw_ops->update_link_status(hw);
 
        if (err) {
@@ -1241,6 +1254,145 @@ atl_set_default_mac_addr(struct rte_eth_dev *dev, 
struct ether_addr *addr)
        return 0;
 }
 
+static int
+atl_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
+{
+       struct aq_hw_cfg_s *cfg = 
ATL_DEV_PRIVATE_TO_CFG(dev->data->dev_private);
+       struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       int err = 0;
+       int i = 0;
+
+       PMD_INIT_FUNC_TRACE();
+
+       for (i = 0; i < HW_ATL_B0_MAX_VLAN_IDS; i++) {
+               if (cfg->vlan_filter[i] == vlan_id) {
+                       if (!on) {
+                               /* Disable VLAN filter. */
+                               //hw_atl_rpf_vlan_flr_act_set(hw, 1U, i);
+                               //hw_atl_rpf_vlan_id_flr_set(hw, 
vlan_filter[i], i);
+                               hw_atl_rpf_vlan_flr_en_set(hw, 0U, i);
+
+                               /* Clear VLAN filter entry */
+                               cfg->vlan_filter[i] = 0;
+                       }
+                       break;
+               }
+       }
+
+       if (i == HW_ATL_B0_MAX_VLAN_IDS && !on)
+               goto exit; /* VLAN_ID was not found. So, nothing to delete. */
+
+       if (i != HW_ATL_B0_MAX_VLAN_IDS)
+               goto exit; /* VLAN_ID already exist, or already removed above. 
Nothing to do. */
+
+       /* Try to found free VLAN filter to add new VLAN_ID */
+       for (i = 0; i < HW_ATL_B0_MAX_VLAN_IDS; i++) {
+               if (cfg->vlan_filter[i] == 0)
+                       break;
+       }
+
+       if (i == HW_ATL_B0_MAX_VLAN_IDS) {
+               /* We have no free VLAN filter to add new VLAN_ID*/
+               err = -ENOMEM;
+               goto exit;
+       }
+
+       cfg->vlan_filter[i] = vlan_id;
+       hw_atl_rpf_vlan_flr_act_set(hw, 1U, i);
+       hw_atl_rpf_vlan_id_flr_set(hw, vlan_id, i);
+       hw_atl_rpf_vlan_flr_en_set(hw, 1U, i);
+
+exit:
+       /* Enable VLAN promisc mode if vlan_filter empty  */
+        for (i = 0; i < HW_ATL_B0_MAX_VLAN_IDS; i++) {
+                if (cfg->vlan_filter[i] != 0)
+                        break;
+        }
+
+       hw_atl_rpf_vlan_prom_mode_en_set(hw, i == HW_ATL_B0_MAX_VLAN_IDS);
+
+       return err;
+}
+
+static int
+atl_enable_vlan_filter(struct rte_eth_dev *dev, int en)
+{
+       struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       struct aq_hw_cfg_s *cfg = 
ATL_DEV_PRIVATE_TO_CFG(dev->data->dev_private);
+       int i;
+
+       PMD_INIT_FUNC_TRACE();
+
+       for (i = 0; i < HW_ATL_B0_MAX_VLAN_IDS; i++) {
+               if (cfg->vlan_filter[i]) {
+                       hw_atl_rpf_vlan_flr_en_set(hw, en, i);
+               }
+       }
+       return 0;
+}
+
+static int 
+atl_vlan_offload_set(struct rte_eth_dev *dev, int mask)
+{
+       struct aq_hw_cfg_s *cfg = 
ATL_DEV_PRIVATE_TO_CFG(dev->data->dev_private);
+       struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       int ret = 0;
+       int i;
+
+       PMD_INIT_FUNC_TRACE();
+
+       ret = atl_enable_vlan_filter(dev, mask & ETH_VLAN_FILTER_MASK);
+
+       cfg->vlan_strip = !!(mask & ETH_VLAN_STRIP_MASK);
+
+       for (i = 0; i < dev->data->nb_rx_queues; i++) {
+               hw_atl_rpo_rx_desc_vlan_stripping_set(hw, cfg->vlan_strip, i);
+       }
+
+       if (mask & ETH_VLAN_EXTEND_MASK) {
+               ret = -ENOTSUP;
+       } 
+
+       return ret;
+}
+
+static int
+atl_vlan_tpid_set(struct rte_eth_dev *dev, enum rte_vlan_type vlan_type, 
uint16_t tpid)
+{
+       struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       int err = 0;
+
+       PMD_INIT_FUNC_TRACE();
+
+       switch (vlan_type) {
+       case ETH_VLAN_TYPE_INNER:
+               hw_atl_rpf_vlan_inner_etht_set(hw, tpid);
+               break;
+       case ETH_VLAN_TYPE_OUTER:
+               hw_atl_rpf_vlan_outer_etht_set(hw, tpid);
+               break;
+       default:
+               PMD_DRV_LOG(ERR, "Unsupported VLAN type");
+               err = -ENOTSUP;
+       }
+
+       return err;
+}
+
+static void
+atl_vlan_strip_queue_set(struct rte_eth_dev *dev, uint16_t queue_id, int on)
+{
+       struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+       PMD_INIT_FUNC_TRACE();
+
+       if (queue_id > dev->data->nb_rx_queues) {
+               PMD_DRV_LOG(ERR, "Invalid queue id");
+               return;
+       }
+
+       hw_atl_rpo_rx_desc_vlan_stripping_set(hw, on, queue_id);
+}
 
 static int
 atl_dev_set_mc_addr_list(struct rte_eth_dev *dev,
-- 
2.13.3.windows.1

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