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Message-ID: <1611834696-56207-2-git-send-email-tanhuazhong@huawei.com>
Date: Thu, 28 Jan 2021 19:51:35 +0800
From: Huazhong Tan <tanhuazhong@...wei.com>
To: <davem@...emloft.net>
CC: <netdev@...r.kernel.org>, <salil.mehta@...wei.com>,
<yisen.zhuang@...wei.com>, <kuba@...nel.org>,
<huangdaode@...wei.com>, <linuxarm@...neuler.org>,
Guangbin Huang <huangguangbin2@...wei.com>,
Huazhong Tan <tanhuazhong@...wei.com>
Subject: [PATCH V2 net-next 1/2] net: hns3: add interfaces to query information of tm priority/qset
From: Guangbin Huang <huangguangbin2@...wei.com>
Add some interfaces to get information of tm priority and qset,
then they can be used by debugfs.
Signed-off-by: Guangbin Huang <huangguangbin2@...wei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@...wei.com>
---
.../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h | 1 +
.../net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c | 186 +++++++++++++++++++++
.../net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h | 48 +++++-
3 files changed, 234 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index edfadb5..f861bdb 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -160,6 +160,7 @@ enum hclge_opcode_type {
HCLGE_OPC_TM_PRI_SCH_MODE_CFG = 0x0813,
HCLGE_OPC_TM_QS_SCH_MODE_CFG = 0x0814,
HCLGE_OPC_TM_BP_TO_QSET_MAPPING = 0x0815,
+ HCLGE_OPC_TM_NODES = 0x0816,
HCLGE_OPC_ETS_TC_WEIGHT = 0x0843,
HCLGE_OPC_QSET_DFX_STS = 0x0844,
HCLGE_OPC_PRI_DFX_STS = 0x0845,
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
index 82742a6..216ab1e 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
@@ -1616,3 +1616,189 @@ int hclge_tm_vport_map_update(struct hclge_dev *hdev)
return hclge_tm_bp_setup(hdev);
}
+
+int hclge_tm_get_qset_num(struct hclge_dev *hdev, u16 *qset_num)
+{
+ struct hclge_tm_nodes_cmd *nodes;
+ struct hclge_desc desc;
+ int ret;
+
+ if (hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2) {
+ /* Each PF has 8 qsets and each VF has 1 qset */
+ *qset_num = HCLGE_TM_PF_MAX_QSET_NUM + pci_num_vf(hdev->pdev);
+ return 0;
+ }
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_NODES, true);
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "failed to get qset num, ret = %d\n", ret);
+ return ret;
+ }
+
+ nodes = (struct hclge_tm_nodes_cmd *)desc.data;
+ *qset_num = le16_to_cpu(nodes->qset_num);
+ return 0;
+}
+
+int hclge_tm_get_pri_num(struct hclge_dev *hdev, u8 *pri_num)
+{
+ struct hclge_tm_nodes_cmd *nodes;
+ struct hclge_desc desc;
+ int ret;
+
+ if (hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2) {
+ *pri_num = HCLGE_TM_PF_MAX_PRI_NUM;
+ return 0;
+ }
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_NODES, true);
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "failed to get pri num, ret = %d\n", ret);
+ return ret;
+ }
+
+ nodes = (struct hclge_tm_nodes_cmd *)desc.data;
+ *pri_num = nodes->pri_num;
+ return 0;
+}
+
+int hclge_tm_get_qset_map_pri(struct hclge_dev *hdev, u16 qset_id, u8 *priority,
+ u8 *link_vld)
+{
+ struct hclge_qs_to_pri_link_cmd *map;
+ struct hclge_desc desc;
+ int ret;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_TO_PRI_LINK, true);
+ map = (struct hclge_qs_to_pri_link_cmd *)desc.data;
+ map->qs_id = cpu_to_le16(qset_id);
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "failed to get qset map priority, ret = %d\n", ret);
+ return ret;
+ }
+
+ *priority = map->priority;
+ *link_vld = map->link_vld;
+ return 0;
+}
+
+int hclge_tm_get_qset_sch_mode(struct hclge_dev *hdev, u16 qset_id, u8 *mode)
+{
+ struct hclge_qs_sch_mode_cfg_cmd *qs_sch_mode;
+ struct hclge_desc desc;
+ int ret;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_SCH_MODE_CFG, true);
+ qs_sch_mode = (struct hclge_qs_sch_mode_cfg_cmd *)desc.data;
+ qs_sch_mode->qs_id = cpu_to_le16(qset_id);
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "failed to get qset sch mode, ret = %d\n", ret);
+ return ret;
+ }
+
+ *mode = qs_sch_mode->sch_mode;
+ return 0;
+}
+
+int hclge_tm_get_qset_weight(struct hclge_dev *hdev, u16 qset_id, u8 *weight)
+{
+ struct hclge_qs_weight_cmd *qs_weight;
+ struct hclge_desc desc;
+ int ret;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_WEIGHT, true);
+ qs_weight = (struct hclge_qs_weight_cmd *)desc.data;
+ qs_weight->qs_id = cpu_to_le16(qset_id);
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "failed to get qset weight, ret = %d\n", ret);
+ return ret;
+ }
+
+ *weight = qs_weight->dwrr;
+ return 0;
+}
+
+int hclge_tm_get_pri_sch_mode(struct hclge_dev *hdev, u8 pri_id, u8 *mode)
+{
+ struct hclge_pri_sch_mode_cfg_cmd *pri_sch_mode;
+ struct hclge_desc desc;
+ int ret;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PRI_SCH_MODE_CFG, true);
+ pri_sch_mode = (struct hclge_pri_sch_mode_cfg_cmd *)desc.data;
+ pri_sch_mode->pri_id = pri_id;
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "failed to get priority sch mode, ret = %d\n", ret);
+ return ret;
+ }
+
+ *mode = pri_sch_mode->sch_mode;
+ return 0;
+}
+
+int hclge_tm_get_pri_weight(struct hclge_dev *hdev, u8 pri_id, u8 *weight)
+{
+ struct hclge_priority_weight_cmd *priority_weight;
+ struct hclge_desc desc;
+ int ret;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PRI_WEIGHT, true);
+ priority_weight = (struct hclge_priority_weight_cmd *)desc.data;
+ priority_weight->pri_id = pri_id;
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "failed to get priority weight, ret = %d\n", ret);
+ return ret;
+ }
+
+ *weight = priority_weight->dwrr;
+ return 0;
+}
+
+int hclge_tm_get_pri_shaper(struct hclge_dev *hdev, u8 pri_id,
+ enum hclge_opcode_type cmd,
+ struct hclge_pri_shaper_para *para)
+{
+ struct hclge_pri_shapping_cmd *shap_cfg_cmd;
+ struct hclge_desc desc;
+ u32 shapping_para;
+ int ret;
+
+ if (cmd != HCLGE_OPC_TM_PRI_C_SHAPPING &&
+ cmd != HCLGE_OPC_TM_PRI_P_SHAPPING)
+ return -EINVAL;
+
+ hclge_cmd_setup_basic_desc(&desc, cmd, true);
+ shap_cfg_cmd = (struct hclge_pri_shapping_cmd *)desc.data;
+ shap_cfg_cmd->pri_id = pri_id;
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "failed to get priority shaper(%#x), ret = %d\n",
+ cmd, ret);
+ return ret;
+ }
+
+ shapping_para = le32_to_cpu(shap_cfg_cmd->pri_shapping_para);
+ para->ir_b = hclge_tm_get_field(shapping_para, IR_B);
+ para->ir_u = hclge_tm_get_field(shapping_para, IR_U);
+ para->ir_s = hclge_tm_get_field(shapping_para, IR_S);
+ para->bs_b = hclge_tm_get_field(shapping_para, BS_B);
+ para->bs_s = hclge_tm_get_field(shapping_para, BS_S);
+ para->flag = shap_cfg_cmd->flag;
+ para->rate = le32_to_cpu(shap_cfg_cmd->pri_rate);
+ return 0;
+}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
index 5498d73..d33cb04 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
@@ -21,6 +21,9 @@
#define HCLGE_ETHER_MAX_RATE 100000
+#define HCLGE_TM_PF_MAX_PRI_NUM 8
+#define HCLGE_TM_PF_MAX_QSET_NUM 8
+
struct hclge_pg_to_pri_link_cmd {
u8 pg_id;
u8 rsvd1[3];
@@ -65,6 +68,18 @@ struct hclge_priority_weight_cmd {
u8 dwrr;
};
+struct hclge_pri_sch_mode_cfg_cmd {
+ u8 pri_id;
+ u8 rsvd[3];
+ u8 sch_mode;
+};
+
+struct hclge_qs_sch_mode_cfg_cmd {
+ __le16 qs_id;
+ u8 rsvd[2];
+ u8 sch_mode;
+};
+
struct hclge_qs_weight_cmd {
__le16 qs_id;
u8 dwrr;
@@ -173,6 +188,27 @@ struct hclge_shaper_ir_para {
u8 ir_s; /* IR_S parameter of IR shaper */
};
+struct hclge_tm_nodes_cmd {
+ u8 pg_base_id;
+ u8 pri_base_id;
+ __le16 qset_base_id;
+ __le16 queue_base_id;
+ u8 pg_num;
+ u8 pri_num;
+ __le16 qset_num;
+ __le16 queue_num;
+};
+
+struct hclge_pri_shaper_para {
+ u8 ir_b;
+ u8 ir_u;
+ u8 ir_s;
+ u8 bs_b;
+ u8 bs_s;
+ u8 flag;
+ u32 rate;
+};
+
#define hclge_tm_set_field(dest, string, val) \
hnae3_set_field((dest), \
(HCLGE_TM_SHAP_##string##_MSK), \
@@ -195,5 +231,15 @@ int hclge_pause_addr_cfg(struct hclge_dev *hdev, const u8 *mac_addr);
int hclge_pfc_rx_stats_get(struct hclge_dev *hdev, u64 *stats);
int hclge_pfc_tx_stats_get(struct hclge_dev *hdev, u64 *stats);
int hclge_tm_qs_shaper_cfg(struct hclge_vport *vport, int max_tx_rate);
-
+int hclge_tm_get_qset_num(struct hclge_dev *hdev, u16 *qset_num);
+int hclge_tm_get_pri_num(struct hclge_dev *hdev, u8 *pri_num);
+int hclge_tm_get_qset_map_pri(struct hclge_dev *hdev, u16 qset_id, u8 *priority,
+ u8 *link_vld);
+int hclge_tm_get_qset_sch_mode(struct hclge_dev *hdev, u16 qset_id, u8 *mode);
+int hclge_tm_get_qset_weight(struct hclge_dev *hdev, u16 qset_id, u8 *weight);
+int hclge_tm_get_pri_sch_mode(struct hclge_dev *hdev, u8 pri_id, u8 *mode);
+int hclge_tm_get_pri_weight(struct hclge_dev *hdev, u8 pri_id, u8 *weight);
+int hclge_tm_get_pri_shaper(struct hclge_dev *hdev, u8 pri_id,
+ enum hclge_opcode_type cmd,
+ struct hclge_pri_shaper_para *para);
#endif
--
2.7.4
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