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BLUPR0701MB1652; 6:drwLnuswy5sVgIZ5EkP2tgfWBygOgGXOrvVO3Hwz56R1Z93uDmLrlV21hGcfoEZBNZJzkQvfaJHfYqHbauwDyW8mia8mcxRphI1SjzFm51ErNDXEc5R19Jsc0DzknR4pPXZLaVlXd+h0lJmBXGSNDXn9ptsrL7MjFCp9yJQ/VDqKsDprr+G+Uft5jn2VY3419H55unTsE0gBNhAQFFnlZIQBQC+QTEHy9K8t6L2yXn2zM/RVXH/hZIWDGbczG3lYpFM2BEVun95vtiDynThZ6pdWAaClFCA48KUZQ+jlXF7Rf/fVpbWWgwAni+1kglgOP/DwkGMAOTQNsVqG5HPgsa/ItC8+kjlCDq5w+PiBJDwrbnv7vdsK4b5tppZhOr98hCoQfcJ1X5gUijyAjUSoptd+M/QxXlgoZrlEeQgjC5UnROo+UdgihmWupg27sYvP/GXB2NTvqWnkGldgi0eptw==; 5:szbCZXtdAFDCO+AQKnV5HytoOZJCcHEVON4fAQRcMeM36jhYvmBymd7SmXW1XBxFT6U3l1egHCU0xil2p6X5bihm3FbbHgjIV0XP10NgAdXstvBNmy2VD+/Jn8+bRfPq6bxqTY0LtHaA8GIXKxXpQ5DHduDu7+zjLJ32eKyu5Pk=; 7:hMLZwW7JLAY5tvz/17rzr9tuXmJHPuKtSxDhXN3ODAGiXLF1PmZcPQeWfMY26FFO0hSa9NoJ673Y60I1tb4HHylmL7MQkEO9fQy5G9AQAvRZ6zer4sfBYYeCYh8wAqhhIZUM7wmqJlApdSQgAvfaE7YtLCmw2rJmdBpy4YZMOH68HGrDWNUHBj8VanByj+8AS0nw8YGCNMIblEKh2Gp/PmkEtd66LLYf/M2bBoK33aDhtCc+uewNu6QILg5syu05 SpamDiagnosticOutput: 1:99 SpamDiagnosticMetadata: NSPM X-OriginatorOrg: aquantia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Sep 2018 15:23:23.6603 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 8b2b22c0-5797-4050-0106-08d614d5dabf X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 83e2e134-991c-4ede-8ced-34d47e38e6b1 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BLUPR0701MB1652 Subject: [dpdk-dev] [PATCH 12/21] net/atlantic: flow control configuration X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Pavel Belous Signed-off-by: Igor Russkikh --- drivers/net/atlantic/atl_ethdev.c | 50 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c index ec1c22886..a95dc87fd 100644 --- a/drivers/net/atlantic/atl_ethdev.c +++ b/drivers/net/atlantic/atl_ethdev.c @@ -66,6 +66,11 @@ 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); +/* Flow control */ +static int atl_flow_ctrl_get(struct rte_eth_dev *dev, + struct rte_eth_fc_conf *fc_conf); +static int atl_flow_ctrl_set(struct rte_eth_dev *dev, + struct rte_eth_fc_conf *fc_conf); /* Interrupts */ static int atl_dev_rxq_interrupt_setup(struct rte_eth_dev *dev); static int atl_dev_lsc_interrupt_setup(struct rte_eth_dev *dev, uint8_t on); @@ -157,6 +162,10 @@ static const struct eth_dev_ops atl_eth_dev_ops = { /* Link */ .link_update = atl_dev_link_update, + + /* Flow Control */ + .flow_ctrl_get = atl_flow_ctrl_get, + .flow_ctrl_set = atl_flow_ctrl_set, .reta_update = atl_reta_update, .reta_query = atl_reta_query, .rss_hash_update = atl_rss_hash_update, @@ -815,6 +824,47 @@ atl_dev_interrupt_handler(void *param) atl_dev_interrupt_action(dev, dev->intr_handle); } +static int +atl_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf) +{ + struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (hw->aq_nic_cfg->flow_control == AQ_NIC_FC_OFF) + fc_conf->mode = RTE_FC_NONE; + else if (hw->aq_nic_cfg->flow_control & (AQ_NIC_FC_RX | AQ_NIC_FC_TX)) + fc_conf->mode = RTE_FC_FULL; + else if (hw->aq_nic_cfg->flow_control & AQ_NIC_FC_RX) + fc_conf->mode = RTE_FC_RX_PAUSE; + else if (hw->aq_nic_cfg->flow_control & AQ_NIC_FC_RX) + fc_conf->mode = RTE_FC_TX_PAUSE; + + return 0; +} + +static int +atl_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf) +{ + struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t old_flow_control = hw->aq_nic_cfg->flow_control; + + + if (hw->aq_fw_ops->set_flow_control == NULL) + return -ENOTSUP; + + if (fc_conf->mode == RTE_FC_NONE) + hw->aq_nic_cfg->flow_control = AQ_NIC_FC_OFF; + else if (fc_conf->mode == RTE_FC_RX_PAUSE) + hw->aq_nic_cfg->flow_control = AQ_NIC_FC_RX; + else if (fc_conf->mode == RTE_FC_TX_PAUSE) + hw->aq_nic_cfg->flow_control = AQ_NIC_FC_TX; + else if (fc_conf->mode == RTE_FC_FULL) + hw->aq_nic_cfg->flow_control = (AQ_NIC_FC_RX | AQ_NIC_FC_TX); + + if (old_flow_control != hw->aq_nic_cfg->flow_control) + return hw->aq_fw_ops->set_flow_control(hw); + + return 0; +} static int atl_reta_update(struct rte_eth_dev *dev,