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    Subject[PATCH net-next 04/10] net: hns3: Add support for port shaper setting in TM module
    Date
    This patch add a tm_port_shaper cmd and set port shaper
    to HCLGE_ETHER_MAX_RATE on TM initialization process.

    Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
    ---
    .../net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c | 33 ++++++++++++++++++++++
    .../net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h | 4 +++
    2 files changed, 37 insertions(+)

    diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
    index 0b4b5d9..33090d0 100644
    --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
    +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
    @@ -301,6 +301,35 @@ static int hclge_tm_pg_shapping_cfg(struct hclge_dev *hdev,
    return hclge_cmd_send(&hdev->hw, &desc, 1);
    }

    +static int hclge_tm_port_shaper_cfg(struct hclge_dev *hdev)
    +{
    + struct hclge_port_shapping_cmd *shap_cfg_cmd;
    + struct hclge_desc desc;
    + u8 ir_u, ir_b, ir_s;
    + int ret;
    +
    + ret = hclge_shaper_para_calc(HCLGE_ETHER_MAX_RATE,
    + HCLGE_SHAPER_LVL_PORT,
    + &ir_b, &ir_u, &ir_s);
    + if (ret)
    + return ret;
    +
    + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PORT_SHAPPING, false);
    + shap_cfg_cmd = (struct hclge_port_shapping_cmd *)desc.data;
    +
    + hclge_tm_set_field(shap_cfg_cmd->port_shapping_para, IR_B, ir_b);
    + hclge_tm_set_field(shap_cfg_cmd->port_shapping_para, IR_U, ir_u);
    + hclge_tm_set_field(shap_cfg_cmd->port_shapping_para, IR_S, ir_s);
    + hclge_tm_set_field(shap_cfg_cmd->port_shapping_para,
    + BS_B, HCLGE_SHAPER_BS_U_DEF);
    + hclge_tm_set_field(shap_cfg_cmd->port_shapping_para,
    + BS_S, HCLGE_SHAPER_BS_S_DEF);
    + shap_cfg_cmd->port_shapping_para =
    + cpu_to_le32(shap_cfg_cmd->port_shapping_para);
    +
    + return hclge_cmd_send(&hdev->hw, &desc, 1);
    +}
    +
    static int hclge_tm_pri_shapping_cfg(struct hclge_dev *hdev,
    enum hclge_shap_bucket bucket, u8 pri_id,
    u8 ir_b, u8 ir_u, u8 ir_s,
    @@ -864,6 +893,10 @@ static int hclge_tm_shaper_cfg(struct hclge_dev *hdev)
    {
    int ret;

    + ret = hclge_tm_port_shaper_cfg(hdev);
    + if (ret)
    + return ret;
    +
    ret = hclge_tm_pg_shaper_cfg(hdev);
    if (ret)
    return ret;
    diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
    index 8ecd83c..19a01e4 100644
    --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
    +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
    @@ -99,6 +99,10 @@ struct hclge_pfc_en_cmd {
    u8 pri_en_bitmap;
    };

    +struct hclge_port_shapping_cmd {
    + __le32 port_shapping_para;
    +};
    +
    #define hclge_tm_set_field(dest, string, val) \
    hnae_set_field((dest), (HCLGE_TM_SHAP_##string##_MSK), \
    (HCLGE_TM_SHAP_##string##_LSH), val)
    --
    1.9.1
    \
     
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      Last update: 2017-09-21 19:30    [W:2.916 / U:0.016 seconds]
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