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BLUPR0701MB1650; 6:ztHWwmL/9isUrmcTBRAySJTe8ypCLXKAlxwenjAndf5YjCdrYnVQN4YQejOWsYqjBMN7LiMretvxTGjIy6WaQQwv0l6TLK0zNTORIl6V4uwy5gCqhkh8iiIEiuCv4SJKvHxfBwpX80usHGH7CgenYZjv1cVhRRONOZOwtv0vg4g0UWYAZgBJF/Er3VXuk9ggZ0nnQ2EgXPACarCqDiOnapO4RhP1wUrpfdRcaJA3PzJWqqVsuJkoR1v/sFlZAhAhUaYd5LsESv3oqHF/PhaEf7BSALsrxdkDuEodOwAptVMUJGD2IroOfnLgiOyw2FDFLYEPdXhFc6nyYu4H0444nN0KmY4kgANMS66rAV4VyguJ2XHoTHL8bMV/rzmITwHv1qSwUtpuvZpBTSkNSJ1F6zfr19Aa+R1MS60ZcTOUWhrP1P8BH1R05KGnfnnTZwKr0wvOmo7QVRmvx/vljhNfRg==; 5:XbmiYrS76Aq1VSPWuinyhLyC7izJyEDAfYMRsUi6Rn126Is0Pc4oLYQRu9c/p5uM+XPNY6srCY9euzwU/+i1nz5CJresdoz4eyYASA5hwNFpBkLuxBIxHnQ//6fCCS37UQZrxSsSPp42RiIV1BEr5wnRYsFncEXDq2NwXNWIbT8=; 7:RIu5BK3SGNGHMc61W4WHQ2rxLMtvdV8+2NkPZ5o+pMTs9dYmN69KU0Y871KFp7kxanxmxLWpo+/vXfuK4xfLpVBL3PAEqSGNoncFdcMc4iB/F70sIJ53qOjrFqKRbZO5bN60qYtGRYM+NLxy4XAhvJZ3Ya2JkWUnqxzjU0oXFOO8q1xJNnrSVTa0v1fQQCVHzX73jwN/Ao1VTFRHqa4YZJ1JZC+8w5IGRH58gW2Y4ICRQG0G1Ana8cIx8s02aAd6 SpamDiagnosticOutput: 1:99 SpamDiagnosticMetadata: NSPM X-OriginatorOrg: aquantia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Sep 2018 11:36:01.7168 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 776c194b-b49b-4565-1b91-08d6196d15b9 X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 83e2e134-991c-4ede-8ced-34d47e38e6b1 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BLUPR0701MB1650 Subject: [dpdk-dev] [PATCH v2 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 b58f684f6..72acb053d 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, @@ -821,6 +830,47 @@ 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,