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path: root/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
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authorLinus Torvalds <torvalds@linux-foundation.org>2017-09-06 14:45:08 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-09-06 14:45:08 -0700
commitaae3dbb4776e7916b6cd442d00159bea27a695c1 (patch)
treed074c5d783a81e7e2e084b1eba77f57459da7e37 /drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
parentec3604c7a5aae8953545b0d05495357009a960e5 (diff)
parent66bed8465a808400eb14562510e26c8818082cb8 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller: 1) Support ipv6 checksum offload in sunvnet driver, from Shannon Nelson. 2) Move to RB-tree instead of custom AVL code in inetpeer, from Eric Dumazet. 3) Allow generic XDP to work on virtual devices, from John Fastabend. 4) Add bpf device maps and XDP_REDIRECT, which can be used to build arbitrary switching frameworks using XDP. From John Fastabend. 5) Remove UFO offloads from the tree, gave us little other than bugs. 6) Remove the IPSEC flow cache, from Florian Westphal. 7) Support ipv6 route offload in mlxsw driver. 8) Support VF representors in bnxt_en, from Sathya Perla. 9) Add support for forward error correction modes to ethtool, from Vidya Sagar Ravipati. 10) Add time filter for packet scheduler action dumping, from Jamal Hadi Salim. 11) Extend the zerocopy sendmsg() used by virtio and tap to regular sockets via MSG_ZEROCOPY. From Willem de Bruijn. 12) Significantly rework value tracking in the BPF verifier, from Edward Cree. 13) Add new jump instructions to eBPF, from Daniel Borkmann. 14) Rework rtnetlink plumbing so that operations can be run without taking the RTNL semaphore. From Florian Westphal. 15) Support XDP in tap driver, from Jason Wang. 16) Add 32-bit eBPF JIT for ARM, from Shubham Bansal. 17) Add Huawei hinic ethernet driver. 18) Allow to report MD5 keys in TCP inet_diag dumps, from Ivan Delalande. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1780 commits) i40e: point wb_desc at the nvm_wb_desc during i40e_read_nvm_aq i40e: avoid NVM acquire deadlock during NVM update drivers: net: xgene: Remove return statement from void function drivers: net: xgene: Configure tx/rx delay for ACPI drivers: net: xgene: Read tx/rx delay for ACPI rocker: fix kcalloc parameter order rds: Fix non-atomic operation on shared flag variable net: sched: don't use GFP_KERNEL under spin lock vhost_net: correctly check tx avail during rx busy polling net: mdio-mux: add mdio_mux parameter to mdio_mux_init() rxrpc: Make service connection lookup always check for retry net: stmmac: Delete dead code for MDIO registration gianfar: Fix Tx flow control deactivation cxgb4: Ignore MPS_TX_INT_CAUSE[Bubble] for T6 cxgb4: Fix pause frame count in t4_get_port_stats cxgb4: fix memory leak tun: rename generic_xdp to skb_xdp tun: reserve extra headroom only when XDP is set net: dsa: bcm_sf2: Configure IMP port TC2QOS mapping net: dsa: bcm_sf2: Advertise number of egress queues ...
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c')
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c1015
1 files changed, 1015 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
new file mode 100644
index 000000000000..1c577d268f00
--- /dev/null
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
@@ -0,0 +1,1015 @@
+/*
+ * Copyright (c) 2016~2017 Hisilicon Limited.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/etherdevice.h>
+
+#include "hclge_cmd.h"
+#include "hclge_main.h"
+#include "hclge_tm.h"
+
+enum hclge_shaper_level {
+ HCLGE_SHAPER_LVL_PRI = 0,
+ HCLGE_SHAPER_LVL_PG = 1,
+ HCLGE_SHAPER_LVL_PORT = 2,
+ HCLGE_SHAPER_LVL_QSET = 3,
+ HCLGE_SHAPER_LVL_CNT = 4,
+ HCLGE_SHAPER_LVL_VF = 0,
+ HCLGE_SHAPER_LVL_PF = 1,
+};
+
+#define HCLGE_SHAPER_BS_U_DEF 1
+#define HCLGE_SHAPER_BS_S_DEF 4
+
+#define HCLGE_ETHER_MAX_RATE 100000
+
+/* hclge_shaper_para_calc: calculate ir parameter for the shaper
+ * @ir: Rate to be config, its unit is Mbps
+ * @shaper_level: the shaper level. eg: port, pg, priority, queueset
+ * @ir_b: IR_B parameter of IR shaper
+ * @ir_u: IR_U parameter of IR shaper
+ * @ir_s: IR_S parameter of IR shaper
+ *
+ * the formula:
+ *
+ * IR_b * (2 ^ IR_u) * 8
+ * IR(Mbps) = ------------------------- * CLOCK(1000Mbps)
+ * Tick * (2 ^ IR_s)
+ *
+ * @return: 0: calculate sucessful, negative: fail
+ */
+static int hclge_shaper_para_calc(u32 ir, u8 shaper_level,
+ u8 *ir_b, u8 *ir_u, u8 *ir_s)
+{
+ const u16 tick_array[HCLGE_SHAPER_LVL_CNT] = {
+ 6 * 256, /* Prioriy level */
+ 6 * 32, /* Prioriy group level */
+ 6 * 8, /* Port level */
+ 6 * 256 /* Qset level */
+ };
+ u8 ir_u_calc = 0, ir_s_calc = 0;
+ u32 ir_calc;
+ u32 tick;
+
+ /* Calc tick */
+ if (shaper_level >= HCLGE_SHAPER_LVL_CNT)
+ return -EINVAL;
+
+ tick = tick_array[shaper_level];
+
+ /**
+ * Calc the speed if ir_b = 126, ir_u = 0 and ir_s = 0
+ * the formula is changed to:
+ * 126 * 1 * 8
+ * ir_calc = ---------------- * 1000
+ * tick * 1
+ */
+ ir_calc = (1008000 + (tick >> 1) - 1) / tick;
+
+ if (ir_calc == ir) {
+ *ir_b = 126;
+ *ir_u = 0;
+ *ir_s = 0;
+
+ return 0;
+ } else if (ir_calc > ir) {
+ /* Increasing the denominator to select ir_s value */
+ while (ir_calc > ir) {
+ ir_s_calc++;
+ ir_calc = 1008000 / (tick * (1 << ir_s_calc));
+ }
+
+ if (ir_calc == ir)
+ *ir_b = 126;
+ else
+ *ir_b = (ir * tick * (1 << ir_s_calc) + 4000) / 8000;
+ } else {
+ /* Increasing the numerator to select ir_u value */
+ u32 numerator;
+
+ while (ir_calc < ir) {
+ ir_u_calc++;
+ numerator = 1008000 * (1 << ir_u_calc);
+ ir_calc = (numerator + (tick >> 1)) / tick;
+ }
+
+ if (ir_calc == ir) {
+ *ir_b = 126;
+ } else {
+ u32 denominator = (8000 * (1 << --ir_u_calc));
+ *ir_b = (ir * tick + (denominator >> 1)) / denominator;
+ }
+ }
+
+ *ir_u = ir_u_calc;
+ *ir_s = ir_s_calc;
+
+ return 0;
+}
+
+static int hclge_mac_pause_en_cfg(struct hclge_dev *hdev, bool tx, bool rx)
+{
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PAUSE_EN, false);
+
+ desc.data[0] = cpu_to_le32((tx ? HCLGE_TX_MAC_PAUSE_EN_MSK : 0) |
+ (rx ? HCLGE_RX_MAC_PAUSE_EN_MSK : 0));
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_fill_pri_array(struct hclge_dev *hdev, u8 *pri, u8 pri_id)
+{
+ u8 tc;
+
+ for (tc = 0; tc < hdev->tm_info.num_tc; tc++)
+ if (hdev->tm_info.tc_info[tc].up == pri_id)
+ break;
+
+ if (tc >= hdev->tm_info.num_tc)
+ return -EINVAL;
+
+ /**
+ * the register for priority has four bytes, the first bytes includes
+ * priority0 and priority1, the higher 4bit stands for priority1
+ * while the lower 4bit stands for priority0, as below:
+ * first byte: | pri_1 | pri_0 |
+ * second byte: | pri_3 | pri_2 |
+ * third byte: | pri_5 | pri_4 |
+ * fourth byte: | pri_7 | pri_6 |
+ */
+ pri[pri_id >> 1] |= tc << ((pri_id & 1) * 4);
+
+ return 0;
+}
+
+static int hclge_up_to_tc_map(struct hclge_dev *hdev)
+{
+ struct hclge_desc desc;
+ u8 *pri = (u8 *)desc.data;
+ u8 pri_id;
+ int ret;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PRI_TO_TC_MAPPING, false);
+
+ for (pri_id = 0; pri_id < hdev->tm_info.num_tc; pri_id++) {
+ ret = hclge_fill_pri_array(hdev, pri, pri_id);
+ if (ret)
+ return ret;
+ }
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_pg_to_pri_map_cfg(struct hclge_dev *hdev,
+ u8 pg_id, u8 pri_bit_map)
+{
+ struct hclge_pg_to_pri_link_cmd *map;
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PG_TO_PRI_LINK, false);
+
+ map = (struct hclge_pg_to_pri_link_cmd *)desc.data;
+
+ map->pg_id = pg_id;
+ map->pri_bit_map = pri_bit_map;
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_qs_to_pri_map_cfg(struct hclge_dev *hdev,
+ u16 qs_id, u8 pri)
+{
+ struct hclge_qs_to_pri_link_cmd *map;
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_TO_PRI_LINK, false);
+
+ map = (struct hclge_qs_to_pri_link_cmd *)desc.data;
+
+ map->qs_id = cpu_to_le16(qs_id);
+ map->priority = pri;
+ map->link_vld = HCLGE_TM_QS_PRI_LINK_VLD_MSK;
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_q_to_qs_map_cfg(struct hclge_dev *hdev,
+ u8 q_id, u16 qs_id)
+{
+ struct hclge_nq_to_qs_link_cmd *map;
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_NQ_TO_QS_LINK, false);
+
+ map = (struct hclge_nq_to_qs_link_cmd *)desc.data;
+
+ map->nq_id = cpu_to_le16(q_id);
+ map->qset_id = cpu_to_le16(qs_id | HCLGE_TM_Q_QS_LINK_VLD_MSK);
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_pg_weight_cfg(struct hclge_dev *hdev, u8 pg_id,
+ u8 dwrr)
+{
+ struct hclge_pg_weight_cmd *weight;
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PG_WEIGHT, false);
+
+ weight = (struct hclge_pg_weight_cmd *)desc.data;
+
+ weight->pg_id = pg_id;
+ weight->dwrr = dwrr;
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_pri_weight_cfg(struct hclge_dev *hdev, u8 pri_id,
+ u8 dwrr)
+{
+ struct hclge_priority_weight_cmd *weight;
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PRI_WEIGHT, false);
+
+ weight = (struct hclge_priority_weight_cmd *)desc.data;
+
+ weight->pri_id = pri_id;
+ weight->dwrr = dwrr;
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_qs_weight_cfg(struct hclge_dev *hdev, u16 qs_id,
+ u8 dwrr)
+{
+ struct hclge_qs_weight_cmd *weight;
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_WEIGHT, false);
+
+ weight = (struct hclge_qs_weight_cmd *)desc.data;
+
+ weight->qs_id = cpu_to_le16(qs_id);
+ weight->dwrr = dwrr;
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_pg_shapping_cfg(struct hclge_dev *hdev,
+ enum hclge_shap_bucket bucket, u8 pg_id,
+ u8 ir_b, u8 ir_u, u8 ir_s, u8 bs_b, u8 bs_s)
+{
+ struct hclge_pg_shapping_cmd *shap_cfg_cmd;
+ enum hclge_opcode_type opcode;
+ struct hclge_desc desc;
+
+ opcode = bucket ? HCLGE_OPC_TM_PG_P_SHAPPING :
+ HCLGE_OPC_TM_PG_C_SHAPPING;
+ hclge_cmd_setup_basic_desc(&desc, opcode, false);
+
+ shap_cfg_cmd = (struct hclge_pg_shapping_cmd *)desc.data;
+
+ shap_cfg_cmd->pg_id = pg_id;
+
+ hclge_tm_set_feild(shap_cfg_cmd->pg_shapping_para, IR_B, ir_b);
+ hclge_tm_set_feild(shap_cfg_cmd->pg_shapping_para, IR_U, ir_u);
+ hclge_tm_set_feild(shap_cfg_cmd->pg_shapping_para, IR_S, ir_s);
+ hclge_tm_set_feild(shap_cfg_cmd->pg_shapping_para, BS_B, bs_b);
+ hclge_tm_set_feild(shap_cfg_cmd->pg_shapping_para, BS_S, bs_s);
+
+ 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,
+ u8 bs_b, u8 bs_s)
+{
+ struct hclge_pri_shapping_cmd *shap_cfg_cmd;
+ enum hclge_opcode_type opcode;
+ struct hclge_desc desc;
+
+ opcode = bucket ? HCLGE_OPC_TM_PRI_P_SHAPPING :
+ HCLGE_OPC_TM_PRI_C_SHAPPING;
+
+ hclge_cmd_setup_basic_desc(&desc, opcode, false);
+
+ shap_cfg_cmd = (struct hclge_pri_shapping_cmd *)desc.data;
+
+ shap_cfg_cmd->pri_id = pri_id;
+
+ hclge_tm_set_feild(shap_cfg_cmd->pri_shapping_para, IR_B, ir_b);
+ hclge_tm_set_feild(shap_cfg_cmd->pri_shapping_para, IR_U, ir_u);
+ hclge_tm_set_feild(shap_cfg_cmd->pri_shapping_para, IR_S, ir_s);
+ hclge_tm_set_feild(shap_cfg_cmd->pri_shapping_para, BS_B, bs_b);
+ hclge_tm_set_feild(shap_cfg_cmd->pri_shapping_para, BS_S, bs_s);
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_pg_schd_mode_cfg(struct hclge_dev *hdev, u8 pg_id)
+{
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PG_SCH_MODE_CFG, false);
+
+ if (hdev->tm_info.pg_info[pg_id].pg_sch_mode == HCLGE_SCH_MODE_DWRR)
+ desc.data[1] = cpu_to_le32(HCLGE_TM_TX_SCHD_DWRR_MSK);
+ else
+ desc.data[1] = 0;
+
+ desc.data[0] = cpu_to_le32(pg_id);
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_pri_schd_mode_cfg(struct hclge_dev *hdev, u8 pri_id)
+{
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PRI_SCH_MODE_CFG, false);
+
+ if (hdev->tm_info.tc_info[pri_id].tc_sch_mode == HCLGE_SCH_MODE_DWRR)
+ desc.data[1] = cpu_to_le32(HCLGE_TM_TX_SCHD_DWRR_MSK);
+ else
+ desc.data[1] = 0;
+
+ desc.data[0] = cpu_to_le32(pri_id);
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_qs_schd_mode_cfg(struct hclge_dev *hdev, u16 qs_id)
+{
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_SCH_MODE_CFG, false);
+
+ if (hdev->tm_info.tc_info[qs_id].tc_sch_mode == HCLGE_SCH_MODE_DWRR)
+ desc.data[1] = cpu_to_le32(HCLGE_TM_TX_SCHD_DWRR_MSK);
+ else
+ desc.data[1] = 0;
+
+ desc.data[0] = cpu_to_le32(qs_id);
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static int hclge_tm_qs_bp_cfg(struct hclge_dev *hdev, u8 tc)
+{
+ struct hclge_bp_to_qs_map_cmd *bp_to_qs_map_cmd;
+ struct hclge_desc desc;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_BP_TO_QSET_MAPPING,
+ false);
+
+ bp_to_qs_map_cmd = (struct hclge_bp_to_qs_map_cmd *)desc.data;
+
+ bp_to_qs_map_cmd->tc_id = tc;
+
+ /* Qset and tc is one by one mapping */
+ bp_to_qs_map_cmd->qs_bit_map = cpu_to_le32(1 << tc);
+
+ return hclge_cmd_send(&hdev->hw, &desc, 1);
+}
+
+static void hclge_tm_vport_tc_info_update(struct hclge_vport *vport)
+{
+ struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
+ struct hclge_dev *hdev = vport->back;
+ u8 i;
+
+ kinfo = &vport->nic.kinfo;
+ vport->bw_limit = hdev->tm_info.pg_info[0].bw_limit;
+ kinfo->num_tc =
+ min_t(u16, kinfo->num_tqps, hdev->tm_info.num_tc);
+ kinfo->rss_size
+ = min_t(u16, hdev->rss_size_max,
+ kinfo->num_tqps / kinfo->num_tc);
+ vport->qs_offset = hdev->tm_info.num_tc * vport->vport_id;
+ vport->dwrr = 100; /* 100 percent as init */
+
+ for (i = 0; i < kinfo->num_tc; i++) {
+ if (hdev->hw_tc_map & BIT(i)) {
+ kinfo->tc_info[i].enable = true;
+ kinfo->tc_info[i].tqp_offset = i * kinfo->rss_size;
+ kinfo->tc_info[i].tqp_count = kinfo->rss_size;
+ kinfo->tc_info[i].tc = i;
+ kinfo->tc_info[i].up = hdev->tm_info.tc_info[i].up;
+ } else {
+ /* Set to default queue if TC is disable */
+ kinfo->tc_info[i].enable = false;
+ kinfo->tc_info[i].tqp_offset = 0;
+ kinfo->tc_info[i].tqp_count = 1;
+ kinfo->tc_info[i].tc = 0;
+ kinfo->tc_info[i].up = 0;
+ }
+ }
+}
+
+static void hclge_tm_vport_info_update(struct hclge_dev *hdev)
+{
+ struct hclge_vport *vport = hdev->vport;
+ u32 i;
+
+ for (i = 0; i < hdev->num_alloc_vport; i++) {
+ hclge_tm_vport_tc_info_update(vport);
+
+ vport++;
+ }
+}
+
+static void hclge_tm_tc_info_init(struct hclge_dev *hdev)
+{
+ u8 i;
+
+ for (i = 0; i < hdev->tm_info.num_tc; i++) {
+ hdev->tm_info.tc_info[i].tc_id = i;
+ hdev->tm_info.tc_info[i].tc_sch_mode = HCLGE_SCH_MODE_DWRR;
+ hdev->tm_info.tc_info[i].up = i;
+ hdev->tm_info.tc_info[i].pgid = 0;
+ hdev->tm_info.tc_info[i].bw_limit =
+ hdev->tm_info.pg_info[0].bw_limit;
+ }
+
+ hdev->flag &= ~HCLGE_FLAG_DCB_ENABLE;
+}
+
+static void hclge_tm_pg_info_init(struct hclge_dev *hdev)
+{
+ u8 i;
+
+ for (i = 0; i < hdev->tm_info.num_pg; i++) {
+ int k;
+
+ hdev->tm_info.pg_dwrr[i] = i ? 0 : 100;
+
+ hdev->tm_info.pg_info[i].pg_id = i;
+ hdev->tm_info.pg_info[i].pg_sch_mode = HCLGE_SCH_MODE_DWRR;
+
+ hdev->tm_info.pg_info[i].bw_limit = HCLGE_ETHER_MAX_RATE;
+
+ if (i != 0)
+ continue;
+
+ hdev->tm_info.pg_info[i].tc_bit_map = hdev->hw_tc_map;
+ for (k = 0; k < hdev->tm_info.num_tc; k++)
+ hdev->tm_info.pg_info[i].tc_dwrr[k] = 100;
+ }
+}
+
+static int hclge_tm_schd_info_init(struct hclge_dev *hdev)
+{
+ if ((hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE) &&
+ (hdev->tm_info.num_pg != 1))
+ return -EINVAL;
+
+ hclge_tm_pg_info_init(hdev);
+
+ hclge_tm_tc_info_init(hdev);
+
+ hclge_tm_vport_info_update(hdev);
+
+ hdev->tm_info.fc_mode = HCLGE_FC_NONE;
+ hdev->fc_mode_last_time = hdev->tm_info.fc_mode;
+
+ return 0;
+}
+
+static int hclge_tm_pg_to_pri_map(struct hclge_dev *hdev)
+{
+ int ret;
+ u32 i;
+
+ if (hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE)
+ return 0;
+
+ for (i = 0; i < hdev->tm_info.num_pg; i++) {
+ /* Cfg mapping */
+ ret = hclge_tm_pg_to_pri_map_cfg(
+ hdev, i, hdev->tm_info.pg_info[i].tc_bit_map);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pg_shaper_cfg(struct hclge_dev *hdev)
+{
+ u8 ir_u, ir_b, ir_s;
+ int ret;
+ u32 i;
+
+ /* Cfg pg schd */
+ if (hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE)
+ return 0;
+
+ /* Pg to pri */
+ for (i = 0; i < hdev->tm_info.num_pg; i++) {
+ /* Calc shaper para */
+ ret = hclge_shaper_para_calc(
+ hdev->tm_info.pg_info[i].bw_limit,
+ HCLGE_SHAPER_LVL_PG,
+ &ir_b, &ir_u, &ir_s);
+ if (ret)
+ return ret;
+
+ ret = hclge_tm_pg_shapping_cfg(hdev,
+ HCLGE_TM_SHAP_C_BUCKET, i,
+ 0, 0, 0, HCLGE_SHAPER_BS_U_DEF,
+ HCLGE_SHAPER_BS_S_DEF);
+ if (ret)
+ return ret;
+
+ ret = hclge_tm_pg_shapping_cfg(hdev,
+ HCLGE_TM_SHAP_P_BUCKET, i,
+ ir_b, ir_u, ir_s,
+ HCLGE_SHAPER_BS_U_DEF,
+ HCLGE_SHAPER_BS_S_DEF);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pg_dwrr_cfg(struct hclge_dev *hdev)
+{
+ int ret;
+ u32 i;
+
+ /* cfg pg schd */
+ if (hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE)
+ return 0;
+
+ /* pg to prio */
+ for (i = 0; i < hdev->tm_info.num_pg; i++) {
+ /* Cfg dwrr */
+ ret = hclge_tm_pg_weight_cfg(hdev, i,
+ hdev->tm_info.pg_dwrr[i]);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_vport_q_to_qs_map(struct hclge_dev *hdev,
+ struct hclge_vport *vport)
+{
+ struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
+ struct hnae3_queue **tqp = kinfo->tqp;
+ struct hnae3_tc_info *v_tc_info;
+ u32 i, j;
+ int ret;
+
+ for (i = 0; i < kinfo->num_tc; i++) {
+ v_tc_info = &kinfo->tc_info[i];
+ for (j = 0; j < v_tc_info->tqp_count; j++) {
+ struct hnae3_queue *q = tqp[v_tc_info->tqp_offset + j];
+
+ ret = hclge_tm_q_to_qs_map_cfg(hdev,
+ hclge_get_queue_id(q),
+ vport->qs_offset + i);
+ if (ret)
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pri_q_qs_cfg(struct hclge_dev *hdev)
+{
+ struct hclge_vport *vport = hdev->vport;
+ int ret;
+ u32 i;
+
+ if (hdev->tx_sch_mode == HCLGE_FLAG_TC_BASE_SCH_MODE) {
+ /* Cfg qs -> pri mapping, one by one mapping */
+ for (i = 0; i < hdev->tm_info.num_tc; i++) {
+ ret = hclge_tm_qs_to_pri_map_cfg(hdev, i, i);
+ if (ret)
+ return ret;
+ }
+ } else if (hdev->tx_sch_mode == HCLGE_FLAG_VNET_BASE_SCH_MODE) {
+ int k;
+ /* Cfg qs -> pri mapping, qs = tc, pri = vf, 8 qs -> 1 pri */
+ for (k = 0; k < hdev->num_alloc_vport; k++)
+ for (i = 0; i < HNAE3_MAX_TC; i++) {
+ ret = hclge_tm_qs_to_pri_map_cfg(
+ hdev, vport[k].qs_offset + i, k);
+ if (ret)
+ return ret;
+ }
+ } else {
+ return -EINVAL;
+ }
+
+ /* Cfg q -> qs mapping */
+ for (i = 0; i < hdev->num_alloc_vport; i++) {
+ ret = hclge_vport_q_to_qs_map(hdev, vport);
+ if (ret)
+ return ret;
+
+ vport++;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pri_tc_base_shaper_cfg(struct hclge_dev *hdev)
+{
+ u8 ir_u, ir_b, ir_s;
+ int ret;
+ u32 i;
+
+ for (i = 0; i < hdev->tm_info.num_tc; i++) {
+ ret = hclge_shaper_para_calc(
+ hdev->tm_info.tc_info[i].bw_limit,
+ HCLGE_SHAPER_LVL_PRI,
+ &ir_b, &ir_u, &ir_s);
+ if (ret)
+ return ret;
+
+ ret = hclge_tm_pri_shapping_cfg(
+ hdev, HCLGE_TM_SHAP_C_BUCKET, i,
+ 0, 0, 0, HCLGE_SHAPER_BS_U_DEF,
+ HCLGE_SHAPER_BS_S_DEF);
+ if (ret)
+ return ret;
+
+ ret = hclge_tm_pri_shapping_cfg(
+ hdev, HCLGE_TM_SHAP_P_BUCKET, i,
+ ir_b, ir_u, ir_s, HCLGE_SHAPER_BS_U_DEF,
+ HCLGE_SHAPER_BS_S_DEF);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pri_vnet_base_shaper_pri_cfg(struct hclge_vport *vport)
+{
+ struct hclge_dev *hdev = vport->back;
+ u8 ir_u, ir_b, ir_s;
+ int ret;
+
+ ret = hclge_shaper_para_calc(vport->bw_limit, HCLGE_SHAPER_LVL_VF,
+ &ir_b, &ir_u, &ir_s);
+ if (ret)
+ return ret;
+
+ ret = hclge_tm_pri_shapping_cfg(hdev, HCLGE_TM_SHAP_C_BUCKET,
+ vport->vport_id,
+ 0, 0, 0, HCLGE_SHAPER_BS_U_DEF,
+ HCLGE_SHAPER_BS_S_DEF);
+ if (ret)
+ return ret;
+
+ ret = hclge_tm_pri_shapping_cfg(hdev, HCLGE_TM_SHAP_P_BUCKET,
+ vport->vport_id,
+ ir_b, ir_u, ir_s,
+ HCLGE_SHAPER_BS_U_DEF,
+ HCLGE_SHAPER_BS_S_DEF);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int hclge_tm_pri_vnet_base_shaper_qs_cfg(struct hclge_vport *vport)
+{
+ struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
+ struct hclge_dev *hdev = vport->back;
+ struct hnae3_tc_info *v_tc_info;
+ u8 ir_u, ir_b, ir_s;
+ u32 i;
+ int ret;
+
+ for (i = 0; i < kinfo->num_tc; i++) {
+ v_tc_info = &kinfo->tc_info[i];
+ ret = hclge_shaper_para_calc(
+ hdev->tm_info.tc_info[i].bw_limit,
+ HCLGE_SHAPER_LVL_QSET,
+ &ir_b, &ir_u, &ir_s);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pri_vnet_base_shaper_cfg(struct hclge_dev *hdev)
+{
+ struct hclge_vport *vport = hdev->vport;
+ int ret;
+ u32 i;
+
+ /* Need config vport shaper */
+ for (i = 0; i < hdev->num_alloc_vport; i++) {
+ ret = hclge_tm_pri_vnet_base_shaper_pri_cfg(vport);
+ if (ret)
+ return ret;
+
+ ret = hclge_tm_pri_vnet_base_shaper_qs_cfg(vport);
+ if (ret)
+ return ret;
+
+ vport++;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pri_shaper_cfg(struct hclge_dev *hdev)
+{
+ int ret;
+
+ if (hdev->tx_sch_mode == HCLGE_FLAG_TC_BASE_SCH_MODE) {
+ ret = hclge_tm_pri_tc_base_shaper_cfg(hdev);
+ if (ret)
+ return ret;
+ } else {
+ ret = hclge_tm_pri_vnet_base_shaper_cfg(hdev);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pri_tc_base_dwrr_cfg(struct hclge_dev *hdev)
+{
+ struct hclge_pg_info *pg_info;
+ u8 dwrr;
+ int ret;
+ u32 i;
+
+ for (i = 0; i < hdev->tm_info.num_tc; i++) {
+ pg_info =
+ &hdev->tm_info.pg_info[hdev->tm_info.tc_info[i].pgid];
+ dwrr = pg_info->tc_dwrr[i];
+
+ ret = hclge_tm_pri_weight_cfg(hdev, i, dwrr);
+ if (ret)
+ return ret;
+
+ ret = hclge_tm_qs_weight_cfg(hdev, i, dwrr);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pri_vnet_base_dwrr_pri_cfg(struct hclge_vport *vport)
+{
+ struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
+ struct hclge_dev *hdev = vport->back;
+ int ret;
+ u8 i;
+
+ /* Vf dwrr */
+ ret = hclge_tm_pri_weight_cfg(hdev, vport->vport_id, vport->dwrr);
+ if (ret)
+ return ret;
+
+ /* Qset dwrr */
+ for (i = 0; i < kinfo->num_tc; i++) {
+ ret = hclge_tm_qs_weight_cfg(
+ hdev, vport->qs_offset + i,
+ hdev->tm_info.pg_info[0].tc_dwrr[i]);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pri_vnet_base_dwrr_cfg(struct hclge_dev *hdev)
+{
+ struct hclge_vport *vport = hdev->vport;
+ int ret;
+ u32 i;
+
+ for (i = 0; i < hdev->num_alloc_vport; i++) {
+ ret = hclge_tm_pri_vnet_base_dwrr_pri_cfg(vport);
+ if (ret)
+ return ret;
+
+ vport++;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_pri_dwrr_cfg(struct hclge_dev *hdev)
+{
+ int ret;
+
+ if (hdev->tx_sch_mode == HCLGE_FLAG_TC_BASE_SCH_MODE) {
+ ret = hclge_tm_pri_tc_base_dwrr_cfg(hdev);
+ if (ret)
+ return ret;
+ } else {
+ ret = hclge_tm_pri_vnet_base_dwrr_cfg(hdev);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_map_cfg(struct hclge_dev *hdev)
+{
+ int ret;
+
+ ret = hclge_tm_pg_to_pri_map(hdev);
+ if (ret)
+ return ret;
+
+ return hclge_tm_pri_q_qs_cfg(hdev);
+}
+
+static int hclge_tm_shaper_cfg(struct hclge_dev *hdev)
+{
+ int ret;
+
+ ret = hclge_tm_pg_shaper_cfg(hdev);
+ if (ret)
+ return ret;
+
+ return hclge_tm_pri_shaper_cfg(hdev);
+}
+
+int hclge_tm_dwrr_cfg(struct hclge_dev *hdev)
+{
+ int ret;
+
+ ret = hclge_tm_pg_dwrr_cfg(hdev);
+ if (ret)
+ return ret;
+
+ return hclge_tm_pri_dwrr_cfg(hdev);
+}
+
+static int hclge_tm_lvl2_schd_mode_cfg(struct hclge_dev *hdev)
+{
+ int ret;
+ u8 i;
+
+ /* Only being config on TC-Based scheduler mode */
+ if (hdev->tx_sch_mode == HCLGE_FLAG_VNET_BASE_SCH_MODE)
+ return 0;
+
+ for (i = 0; i < hdev->tm_info.num_pg; i++) {
+ ret = hclge_tm_pg_schd_mode_cfg(hdev, i);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_schd_mode_vnet_base_cfg(struct hclge_vport *vport)
+{
+ struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
+ struct hclge_dev *hdev = vport->back;
+ int ret;
+ u8 i;
+
+ ret = hclge_tm_pri_schd_mode_cfg(hdev, vport->vport_id);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < kinfo->num_tc; i++) {
+ ret = hclge_tm_qs_schd_mode_cfg(hdev, vport->qs_offset + i);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int hclge_tm_lvl34_schd_mode_cfg(struct hclge_dev *hdev)
+{
+ struct hclge_vport *vport = hdev->vport;
+ int ret;
+ u8 i;
+
+ if (hdev->tx_sch_mode == HCLGE_FLAG_TC_BASE_SCH_MODE) {
+ for (i = 0; i < hdev->tm_info.num_tc; i++) {
+ ret = hclge_tm_pri_schd_mode_cfg(hdev, i);
+ if (ret)
+ return ret;
+
+ ret = hclge_tm_qs_schd_mode_cfg(hdev, i);
+ if (ret)
+ return ret;
+ }
+ } else {
+ for (i = 0; i < hdev->num_alloc_vport; i++) {
+ ret = hclge_tm_schd_mode_vnet_base_cfg(vport);
+ if (ret)
+ return ret;
+
+ vport++;
+ }
+ }
+
+ return 0;
+}
+
+static int hclge_tm_schd_mode_hw(struct hclge_dev *hdev)
+{
+ int ret;
+
+ ret = hclge_tm_lvl2_schd_mode_cfg(hdev);
+ if (ret)
+ return ret;
+
+ return hclge_tm_lvl34_schd_mode_cfg(hdev);
+}
+
+static int hclge_tm_schd_setup_hw(struct hclge_dev *hdev)
+{
+ int ret;
+
+ /* Cfg tm mapping */
+ ret = hclge_tm_map_cfg(hdev);
+ if (ret)
+ return ret;
+
+ /* Cfg tm shaper */
+ ret = hclge_tm_shaper_cfg(hdev);
+ if (ret)
+ return ret;
+
+ /* Cfg dwrr */
+ ret = hclge_tm_dwrr_cfg(hdev);
+ if (ret)
+ return ret;
+
+ /* Cfg schd mode for each level schd */
+ return hclge_tm_schd_mode_hw(hdev);
+}
+
+int hclge_pause_setup_hw(struct hclge_dev *hdev)
+{
+ bool en = hdev->tm_info.fc_mode != HCLGE_FC_PFC;
+ int ret;
+ u8 i;
+
+ ret = hclge_mac_pause_en_cfg(hdev, en, en);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < hdev->tm_info.num_tc; i++) {
+ ret = hclge_tm_qs_bp_cfg(hdev, i);
+ if (ret)
+ return ret;
+ }
+
+ return hclge_up_to_tc_map(hdev);
+}
+
+int hclge_tm_init_hw(struct hclge_dev *hdev)
+{
+ int ret;
+
+ if ((hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE) &&
+ (hdev->tx_sch_mode != HCLGE_FLAG_VNET_BASE_SCH_MODE))
+ return -ENOTSUPP;
+
+ ret = hclge_tm_schd_setup_hw(hdev);
+ if (ret)
+ return ret;
+
+ ret = hclge_pause_setup_hw(hdev);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+int hclge_tm_schd_init(struct hclge_dev *hdev)
+{
+ int ret = hclge_tm_schd_info_init(hdev);
+
+ if (ret)
+ return ret;
+
+ return hclge_tm_init_hw(hdev);
+}