/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, v.1, (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://opensource.org/licenses/CDDL-1.0. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2014-2017 Cavium, Inc. * The contents of this file are subject to the terms of the Common Development * and Distribution License, v.1, (the "License"). * You may not use this file except in compliance with the License. * You can obtain a copy of the License at available * at http://opensource.org/licenses/CDDL-1.0 * See the License for the specific language governing permissions and * limitations under the License. */ #include "bcm_osal.h" #include "ecore_hw.h" #include "ecore_init_ops.h" #include "reg_addr.h" #include "ecore_rt_defs.h" #include "ecore_hsi_common.h" #include "ecore_hsi_init_func.h" #include "ecore_hsi_eth.h" #include "ecore_hsi_init_tool.h" #include "ecore_iro.h" #include "ecore_init_fw_funcs.h" #define CDU_VALIDATION_DEFAULT_CFG 61 static u16 con_region_offsets[3][E4_NUM_OF_CONNECTION_TYPES] = { { 400, 336, 352, 304, 304, 384, 416, 352}, /* region 3 offsets */ { 528, 496, 416, 448, 448, 512, 544, 480}, /* region 4 offsets */ { 608, 544, 496, 512, 576, 592, 624, 560} /* region 5 offsets */ }; static u16 task_region_offsets[1][E4_NUM_OF_CONNECTION_TYPES] = { { 240, 240, 112, 0, 0, 0, 0, 96} /* region 1 offsets */ }; /* General constants */ #define QM_PQ_MEM_4KB(pq_size) (pq_size ? DIV_ROUND_UP((pq_size + 1) * QM_PQ_ELEMENT_SIZE, 0x1000) : 0) #define QM_PQ_SIZE_256B(pq_size) (pq_size ? DIV_ROUND_UP(pq_size, 0x100) - 1 : 0) #define QM_INVALID_PQ_ID 0xffff /* Feature enable */ #define QM_BYPASS_EN 1 #define QM_BYTE_CRD_EN 1 /* Other PQ constants */ #define QM_OTHER_PQS_PER_PF 4 /* WFQ constants: */ /* Upper bound in MB, 10 * burst size of 1ms in 50Gbps */ #define QM_WFQ_UPPER_BOUND 62500000 /* Bit of VOQ in WFQ VP PQ map */ #define QM_WFQ_VP_PQ_VOQ_SHIFT 0 /* Bit of PF in WFQ VP PQ map */ #define QM_WFQ_VP_PQ_PF_SHIFT 5 /* 0x9000 = 4*9*1024 */ #define QM_WFQ_INC_VAL(weight) ((weight) * 0x9000) /* 0.7 * upper bound (62500000) */ #define QM_WFQ_MAX_INC_VAL 43750000 /* RL constants: */ /* Upper bound is set to 10 * burst size of 1ms in 50Gbps */ #define QM_RL_UPPER_BOUND 62500000 /* Period in us */ #define QM_RL_PERIOD 5 /* Period in 25MHz cycles */ #define QM_RL_PERIOD_CLK_25M (25 * QM_RL_PERIOD) /* 0.7 * upper bound (62500000) */ #define QM_RL_MAX_INC_VAL 43750000 /* RL increment value - rate is specified in mbps. the factor of 1.01 was * added after seeing only 99% factor reached in a 25Gbps port with DPDK RFC * 2544 test. In this scenario the PF RL was reducing the line rate to 99% * although the credit increment value was the correct one and FW calculated * correct packet sizes. The reason for the inaccuracy of the RL is unknown at * this point. */ #define QM_RL_INC_VAL(rate) OSAL_MAX_T(u32, (u32)(((rate ? rate : 1000000) * QM_RL_PERIOD * 101) / (8 * 100)), 1) /* AFullOprtnstcCrdMask constants */ #define QM_OPPOR_LINE_VOQ_DEF 1 #define QM_OPPOR_FW_STOP_DEF 0 #define QM_OPPOR_PQ_EMPTY_DEF 1 /* Command Queue constants: */ /* Pure LB CmdQ lines (+spare) */ #define PBF_CMDQ_PURE_LB_LINES 150 #define PBF_CMDQ_LINES_RT_OFFSET(voq) (PBF_REG_YCMD_QS_NUM_LINES_VOQ0_RT_OFFSET + voq * (PBF_REG_YCMD_QS_NUM_LINES_VOQ1_RT_OFFSET - PBF_REG_YCMD_QS_NUM_LINES_VOQ0_RT_OFFSET)) #define PBF_BTB_GUARANTEED_RT_OFFSET(voq) (PBF_REG_BTB_GUARANTEED_VOQ0_RT_OFFSET + voq * (PBF_REG_BTB_GUARANTEED_VOQ1_RT_OFFSET - PBF_REG_BTB_GUARANTEED_VOQ0_RT_OFFSET)) #define QM_VOQ_LINE_CRD(pbf_cmd_lines) ((((pbf_cmd_lines) - 4) * 2) | QM_LINE_CRD_REG_SIGN_BIT) /* BTB: blocks constants (block size = 256B) */ /* 256B blocks in 9700B packet */ #define BTB_JUMBO_PKT_BLOCKS 38 /* Headroom per-port */ #define BTB_HEADROOM_BLOCKS BTB_JUMBO_PKT_BLOCKS #define BTB_PURE_LB_FACTOR 10 /* Factored (hence really 0.7) */ #define BTB_PURE_LB_RATIO 7 /* QM stop command constants */ #define QM_STOP_PQ_MASK_WIDTH 32 #define QM_STOP_CMD_ADDR 2 #define QM_STOP_CMD_STRUCT_SIZE 2 #define QM_STOP_CMD_PAUSE_MASK_OFFSET 0 #define QM_STOP_CMD_PAUSE_MASK_SHIFT 0 #define QM_STOP_CMD_PAUSE_MASK_MASK UINT_MAX #define QM_STOP_CMD_GROUP_ID_OFFSET 1 #define QM_STOP_CMD_GROUP_ID_SHIFT 16 #define QM_STOP_CMD_GROUP_ID_MASK 15 #define QM_STOP_CMD_PQ_TYPE_OFFSET 1 #define QM_STOP_CMD_PQ_TYPE_SHIFT 24 #define QM_STOP_CMD_PQ_TYPE_MASK 1 #define QM_STOP_CMD_MAX_POLL_COUNT 100 #define QM_STOP_CMD_POLL_PERIOD_US 500 /* QM command macros */ #define QM_CMD_STRUCT_SIZE(cmd) cmd##_STRUCT_SIZE #define QM_CMD_SET_FIELD(var, cmd, field, value) SET_FIELD(var[cmd##_##field##_OFFSET], cmd##_##field, value) /* QM: VOQ macros */ #define PHYS_VOQ(port, tc, max_phys_tcs_per_port) ((port) * (max_phys_tcs_per_port) + (tc)) #define LB_VOQ(port) (MAX_PHYS_VOQS + (port)) #define VOQ(port, tc, max_phys_tcs_per_port) ((tc) < LB_TC ? PHYS_VOQ(port, tc, max_phys_tcs_per_port) : LB_VOQ(port)) /******************** INTERNAL IMPLEMENTATION *********************/ /* Prepare PF RL enable/disable runtime init values */ static void ecore_enable_pf_rl(struct ecore_hwfn *p_hwfn, bool pf_rl_en) { STORE_RT_REG(p_hwfn, QM_REG_RLPFENABLE_RT_OFFSET, pf_rl_en ? 1 : 0); if (pf_rl_en) { /* Enable RLs for all VOQs */ STORE_RT_REG(p_hwfn, QM_REG_RLPFVOQENABLE_RT_OFFSET, (1 << MAX_NUM_VOQS) - 1); /* Write RL period */ STORE_RT_REG(p_hwfn, QM_REG_RLPFPERIOD_RT_OFFSET, QM_RL_PERIOD_CLK_25M); STORE_RT_REG(p_hwfn, QM_REG_RLPFPERIODTIMER_RT_OFFSET, QM_RL_PERIOD_CLK_25M); /* Set credit threshold for QM bypass flow */ if (QM_BYPASS_EN) STORE_RT_REG(p_hwfn, QM_REG_AFULLQMBYPTHRPFRL_RT_OFFSET, QM_RL_UPPER_BOUND); } } /* Prepare PF WFQ enable/disable runtime init values */ static void ecore_enable_pf_wfq(struct ecore_hwfn *p_hwfn, bool pf_wfq_en) { STORE_RT_REG(p_hwfn, QM_REG_WFQPFENABLE_RT_OFFSET, pf_wfq_en ? 1 : 0); /* Set credit threshold for QM bypass flow */ if (pf_wfq_en && QM_BYPASS_EN) STORE_RT_REG(p_hwfn, QM_REG_AFULLQMBYPTHRPFWFQ_RT_OFFSET, QM_WFQ_UPPER_BOUND); } /* Prepare VPORT RL enable/disable runtime init values */ static void ecore_enable_vport_rl(struct ecore_hwfn *p_hwfn, bool vport_rl_en) { STORE_RT_REG(p_hwfn, QM_REG_RLGLBLENABLE_RT_OFFSET, vport_rl_en ? 1 : 0); if (vport_rl_en) { /* Write RL period (use timer 0 only) */ STORE_RT_REG(p_hwfn, QM_REG_RLGLBLPERIOD_0_RT_OFFSET, QM_RL_PERIOD_CLK_25M); STORE_RT_REG(p_hwfn, QM_REG_RLGLBLPERIODTIMER_0_RT_OFFSET, QM_RL_PERIOD_CLK_25M); /* Set credit threshold for QM bypass flow */ if (QM_BYPASS_EN) STORE_RT_REG(p_hwfn, QM_REG_AFULLQMBYPTHRGLBLRL_RT_OFFSET, QM_RL_UPPER_BOUND); } } /* Prepare VPORT WFQ enable/disable runtime init values */ static void ecore_enable_vport_wfq(struct ecore_hwfn *p_hwfn, bool vport_wfq_en) { STORE_RT_REG(p_hwfn, QM_REG_WFQVPENABLE_RT_OFFSET, vport_wfq_en ? 1 : 0); /* Set credit threshold for QM bypass flow */ if (vport_wfq_en && QM_BYPASS_EN) STORE_RT_REG(p_hwfn, QM_REG_AFULLQMBYPTHRVPWFQ_RT_OFFSET, QM_WFQ_UPPER_BOUND); } /* Prepare runtime init values to allocate PBF command queue lines for * the specified VOQ. */ static void ecore_cmdq_lines_voq_rt_init(struct ecore_hwfn *p_hwfn, u8 voq, u16 cmdq_lines) { u32 qm_line_crd; qm_line_crd = QM_VOQ_LINE_CRD(cmdq_lines); OVERWRITE_RT_REG(p_hwfn, PBF_CMDQ_LINES_RT_OFFSET(voq), (u32)cmdq_lines); STORE_RT_REG(p_hwfn, QM_REG_VOQCRDLINE_RT_OFFSET + voq, qm_line_crd); STORE_RT_REG(p_hwfn, QM_REG_VOQINITCRDLINE_RT_OFFSET + voq, qm_line_crd); } /* Prepare runtime init values to allocate PBF command queue lines. */ static void ecore_cmdq_lines_rt_init(struct ecore_hwfn *p_hwfn, u8 max_ports_per_engine, u8 max_phys_tcs_per_port, struct init_qm_port_params port_params[MAX_NUM_PORTS]) { u8 tc, voq, port_id, num_tcs_in_port; /* Clear PBF lines for all VOQs */ for (voq = 0; voq < MAX_NUM_VOQS; voq++) STORE_RT_REG(p_hwfn, PBF_CMDQ_LINES_RT_OFFSET(voq), 0); for (port_id = 0; port_id < max_ports_per_engine; port_id++) { u16 phys_lines, phys_lines_per_tc; if (!port_params[port_id].active) continue; /* Find #lines to divide between the active physical TCs */ phys_lines = port_params[port_id].num_pbf_cmd_lines - PBF_CMDQ_PURE_LB_LINES; /* Find #lines per active physical TC */ num_tcs_in_port = 0; for (tc = 0; tc < NUM_OF_PHYS_TCS; tc++) if (((port_params[port_id].active_phys_tcs >> tc) & 0x1) == 1) num_tcs_in_port++; phys_lines_per_tc = phys_lines / num_tcs_in_port; /* Init registers per active TC */ for (tc = 0; tc < NUM_OF_PHYS_TCS; tc++) { if (((port_params[port_id].active_phys_tcs >> tc) & 0x1) == 1) { voq = PHYS_VOQ(port_id, tc, max_phys_tcs_per_port); ecore_cmdq_lines_voq_rt_init(p_hwfn, voq, phys_lines_per_tc); } } /* Init registers for pure LB TC */ ecore_cmdq_lines_voq_rt_init(p_hwfn, LB_VOQ(port_id), PBF_CMDQ_PURE_LB_LINES); } } /* Prepare runtime init values to allocate guaranteed BTB blocks for the * specified port. The guaranteed BTB space is divided between the TCs as * follows (shared space Is currently not used): * 1. Parameters: * B - BTB blocks for this port * C - Number of physical TCs for this port * 2. Calculation: * a. 38 blocks (9700B jumbo frame) are allocated for global per port * headroom. * b. B = B - 38 (remainder after global headroom allocation). * c. MAX(38,B/(C+0.7)) blocks are allocated for the pure LB VOQ. * d. B = B – MAX(38, B/(C+0.7)) (remainder after pure LB allocation). * e. B/C blocks are allocated for each physical TC. * Assumptions: * - MTU is up to 9700 bytes (38 blocks) * - All TCs are considered symmetrical (same rate and packet size) * - No optimization for lossy TC (all are considered lossless). Shared space * is not enabled and allocated for each TC. */ static void ecore_btb_blocks_rt_init(struct ecore_hwfn *p_hwfn, u8 max_ports_per_engine, u8 max_phys_tcs_per_port, struct init_qm_port_params port_params[MAX_NUM_PORTS]) { u32 usable_blocks, pure_lb_blocks, phys_blocks; u8 tc, voq, port_id, num_tcs_in_port; for (port_id = 0; port_id < max_ports_per_engine; port_id++) { if (!port_params[port_id].active) continue; /* Subtract headroom blocks */ usable_blocks = port_params[port_id].num_btb_blocks - BTB_HEADROOM_BLOCKS; /* Find blocks per physical TC. use factor to avoid floating * arithmethic. */ num_tcs_in_port = 0; for (tc = 0; tc < NUM_OF_PHYS_TCS; tc++) if (((port_params[port_id].active_phys_tcs >> tc) & 0x1) == 1) num_tcs_in_port++; pure_lb_blocks = (usable_blocks * BTB_PURE_LB_FACTOR) / (num_tcs_in_port * BTB_PURE_LB_FACTOR + BTB_PURE_LB_RATIO); pure_lb_blocks = OSAL_MAX_T(u32, BTB_JUMBO_PKT_BLOCKS, pure_lb_blocks / BTB_PURE_LB_FACTOR); phys_blocks = (usable_blocks - pure_lb_blocks) / num_tcs_in_port; /* Init physical TCs */ for (tc = 0; tc < NUM_OF_PHYS_TCS; tc++) { if (((port_params[port_id].active_phys_tcs >> tc) & 0x1) == 1) { voq = PHYS_VOQ(port_id, tc, max_phys_tcs_per_port); STORE_RT_REG(p_hwfn, PBF_BTB_GUARANTEED_RT_OFFSET(voq), phys_blocks); } } /* Init pure LB TC */ STORE_RT_REG(p_hwfn, PBF_BTB_GUARANTEED_RT_OFFSET(LB_VOQ(port_id)), pure_lb_blocks); } } /* Prepare Tx PQ mapping runtime init values for the specified PF */ static void ecore_tx_pq_map_rt_init(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u8 port_id, u8 pf_id, u8 max_phys_tcs_per_port, bool is_first_pf, u32 num_pf_cids, u32 num_vf_cids, u16 start_pq, u16 num_pf_pqs, u16 num_vf_pqs, u8 start_vport, u32 base_mem_addr_4kb, struct init_qm_pq_params *pq_params, struct init_qm_vport_params *vport_params) { /* A bit per Tx PQ indicating if the PQ is associated with a VF */ u32 tx_pq_vf_mask[MAX_QM_TX_QUEUES / QM_PF_QUEUE_GROUP_SIZE] = { 0 }; u32 num_tx_pq_vf_masks = MAX_QM_TX_QUEUES / QM_PF_QUEUE_GROUP_SIZE; u16 num_pqs, first_pq_group, last_pq_group, i, pq_id, pq_group; u32 pq_mem_4kb, vport_pq_mem_4kb, mem_addr_4kb; num_pqs = num_pf_pqs + num_vf_pqs; first_pq_group = start_pq / QM_PF_QUEUE_GROUP_SIZE; last_pq_group = (start_pq + num_pqs - 1) / QM_PF_QUEUE_GROUP_SIZE; pq_mem_4kb = QM_PQ_MEM_4KB(num_pf_cids); vport_pq_mem_4kb = QM_PQ_MEM_4KB(num_vf_cids); mem_addr_4kb = base_mem_addr_4kb; /* Set mapping from PQ group to PF */ for (pq_group = first_pq_group; pq_group <= last_pq_group; pq_group++) STORE_RT_REG(p_hwfn, QM_REG_PQTX2PF_0_RT_OFFSET + pq_group, (u32)(pf_id)); /* Set PQ sizes */ STORE_RT_REG(p_hwfn, QM_REG_MAXPQSIZE_0_RT_OFFSET, QM_PQ_SIZE_256B(num_pf_cids)); STORE_RT_REG(p_hwfn, QM_REG_MAXPQSIZE_1_RT_OFFSET, QM_PQ_SIZE_256B(num_vf_cids)); /* Go over all Tx PQs */ for (i = 0, pq_id = start_pq; i < num_pqs; i++, pq_id++) { u32 max_qm_global_rls = MAX_QM_GLOBAL_RLS; struct qm_rf_pq_map tx_pq_map; bool is_vf_pq, rl_valid; u8 voq, vport_id_in_pf; u16 first_tx_pq_id; voq = VOQ(port_id, pq_params[i].tc_id, max_phys_tcs_per_port); is_vf_pq = (i >= num_pf_pqs); rl_valid = pq_params[i].rl_valid && pq_params[i].vport_id < max_qm_global_rls; /* Update first Tx PQ of VPORT/TC */ vport_id_in_pf = pq_params[i].vport_id - start_vport; first_tx_pq_id = vport_params[vport_id_in_pf].first_tx_pq_id[pq_params[i].tc_id]; if (first_tx_pq_id == QM_INVALID_PQ_ID) { /* Create new VP PQ */ vport_params[vport_id_in_pf].first_tx_pq_id[pq_params[i].tc_id] = pq_id; first_tx_pq_id = pq_id; /* Map VP PQ to VOQ and PF */ STORE_RT_REG(p_hwfn, QM_REG_WFQVPMAP_RT_OFFSET + first_tx_pq_id, (voq << QM_WFQ_VP_PQ_VOQ_SHIFT) | (pf_id << QM_WFQ_VP_PQ_PF_SHIFT)); } /* Check RL ID */ if (pq_params[i].rl_valid && pq_params[i].vport_id >= max_qm_global_rls) DP_NOTICE(p_hwfn, true, "Invalid VPORT ID for rate limiter configuration\n"); /* Fill PQ map entry */ OSAL_MEMSET(&tx_pq_map, 0, sizeof(tx_pq_map)); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_PQ_VALID, 1); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_RL_VALID, rl_valid ? 1 : 0); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_VP_PQ_ID, first_tx_pq_id); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_RL_ID, rl_valid ? pq_params[i].vport_id : 0); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_VOQ, voq); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_WRR_WEIGHT_GROUP, pq_params[i].wrr_group); /* Write PQ map entry to CAM */ STORE_RT_REG(p_hwfn, QM_REG_TXPQMAP_RT_OFFSET + pq_id, *((u32*)&tx_pq_map)); /* Set base address */ STORE_RT_REG(p_hwfn, QM_REG_BASEADDRTXPQ_RT_OFFSET + pq_id, mem_addr_4kb); /* If VF PQ, add indication to PQ VF mask */ if (is_vf_pq) { tx_pq_vf_mask[pq_id / QM_PF_QUEUE_GROUP_SIZE] |= (1 << (pq_id % QM_PF_QUEUE_GROUP_SIZE)); mem_addr_4kb += vport_pq_mem_4kb; } else { mem_addr_4kb += pq_mem_4kb; } } /* Store Tx PQ VF mask to size select register */ for (i = 0; i < num_tx_pq_vf_masks; i++) if (tx_pq_vf_mask[i]) STORE_RT_REG(p_hwfn, QM_REG_MAXPQSIZETXSEL_0_RT_OFFSET + i, tx_pq_vf_mask[i]); } /* Prepare Other PQ mapping runtime init values for the specified PF */ static void ecore_other_pq_map_rt_init(struct ecore_hwfn *p_hwfn, u8 port_id, u8 pf_id, u32 num_pf_cids, u32 num_tids, u32 base_mem_addr_4kb) { u32 pq_size, pq_mem_4kb, mem_addr_4kb; u16 i, pq_id, pq_group; /* A single other PQ group is used in each PF, where PQ group i is used * in PF i. */ pq_group = pf_id; pq_size = num_pf_cids + num_tids; pq_mem_4kb = QM_PQ_MEM_4KB(pq_size); mem_addr_4kb = base_mem_addr_4kb; /* Map PQ group to PF */ STORE_RT_REG(p_hwfn, QM_REG_PQOTHER2PF_0_RT_OFFSET + pq_group, (u32)(pf_id)); /* Set PQ sizes */ STORE_RT_REG(p_hwfn, QM_REG_MAXPQSIZE_2_RT_OFFSET, QM_PQ_SIZE_256B(pq_size)); /* Set base address */ for (i = 0, pq_id = pf_id * QM_PF_QUEUE_GROUP_SIZE; i < QM_OTHER_PQS_PER_PF; i++, pq_id++) { STORE_RT_REG(p_hwfn, QM_REG_BASEADDROTHERPQ_RT_OFFSET + pq_id, mem_addr_4kb); mem_addr_4kb += pq_mem_4kb; } } /* Prepare PF WFQ runtime init values for the specified PF. * Return -1 on error. */ static int ecore_pf_wfq_rt_init(struct ecore_hwfn *p_hwfn, u8 port_id, u8 pf_id, u16 pf_wfq, u8 max_phys_tcs_per_port, u16 num_tx_pqs, struct init_qm_pq_params *pq_params) { u32 inc_val, crd_reg_offset; u8 voq; u16 i; crd_reg_offset = (pf_id < MAX_NUM_PFS_BB ? QM_REG_WFQPFCRD_RT_OFFSET : QM_REG_WFQPFCRD_MSB_RT_OFFSET) + (pf_id % MAX_NUM_PFS_BB); inc_val = QM_WFQ_INC_VAL(pf_wfq); if (!inc_val || inc_val > QM_WFQ_MAX_INC_VAL) { DP_NOTICE(p_hwfn, true, "Invalid PF WFQ weight configuration\n"); return -1; } for(i = 0; i < num_tx_pqs; i++) { voq = VOQ(port_id, pq_params[i].tc_id, max_phys_tcs_per_port); OVERWRITE_RT_REG(p_hwfn, crd_reg_offset + voq * MAX_NUM_PFS_BB, (u32)QM_WFQ_CRD_REG_SIGN_BIT); } STORE_RT_REG(p_hwfn, QM_REG_WFQPFUPPERBOUND_RT_OFFSET + pf_id, QM_WFQ_UPPER_BOUND | (u32)QM_WFQ_CRD_REG_SIGN_BIT); STORE_RT_REG(p_hwfn, QM_REG_WFQPFWEIGHT_RT_OFFSET + pf_id, inc_val); return 0; } /* Prepare PF RL runtime init values for the specified PF. * Return -1 on error. */ static int ecore_pf_rl_rt_init(struct ecore_hwfn *p_hwfn, u8 pf_id, u32 pf_rl) { u32 inc_val; inc_val = QM_RL_INC_VAL(pf_rl); if (inc_val > QM_RL_MAX_INC_VAL) { DP_NOTICE(p_hwfn, true, "Invalid PF rate limit configuration\n"); return -1; } STORE_RT_REG(p_hwfn, QM_REG_RLPFCRD_RT_OFFSET + pf_id, (u32)QM_RL_CRD_REG_SIGN_BIT); STORE_RT_REG(p_hwfn, QM_REG_RLPFUPPERBOUND_RT_OFFSET + pf_id, QM_RL_UPPER_BOUND | (u32)QM_RL_CRD_REG_SIGN_BIT); STORE_RT_REG(p_hwfn, QM_REG_RLPFINCVAL_RT_OFFSET + pf_id, inc_val); return 0; } /* Prepare VPORT WFQ runtime init values for the specified VPORTs. * Return -1 on error. */ static int ecore_vp_wfq_rt_init(struct ecore_hwfn *p_hwfn, u8 num_vports, struct init_qm_vport_params *vport_params) { u16 vport_pq_id; u32 inc_val; u8 tc, i; /* Go over all PF VPORTs */ for (i = 0; i < num_vports; i++) { if (!vport_params[i].vport_wfq) continue; inc_val = QM_WFQ_INC_VAL(vport_params[i].vport_wfq); if (inc_val > QM_WFQ_MAX_INC_VAL) { DP_NOTICE(p_hwfn, true, "Invalid VPORT WFQ weight configuration\n"); return -1; } /* Each VPORT can have several VPORT PQ IDs for various TCs */ for (tc = 0; tc < NUM_OF_TCS; tc++) { vport_pq_id = vport_params[i].first_tx_pq_id[tc]; if (vport_pq_id != QM_INVALID_PQ_ID) { STORE_RT_REG(p_hwfn, QM_REG_WFQVPCRD_RT_OFFSET + vport_pq_id, (u32)QM_WFQ_CRD_REG_SIGN_BIT); STORE_RT_REG(p_hwfn, QM_REG_WFQVPWEIGHT_RT_OFFSET + vport_pq_id, inc_val); } } } return 0; } /* Prepare VPORT RL runtime init values for the specified VPORTs. * Return -1 on error. */ static int ecore_vport_rl_rt_init(struct ecore_hwfn *p_hwfn, u8 start_vport, u8 num_vports, struct init_qm_vport_params *vport_params) { u8 i, vport_id; u32 inc_val; if (start_vport + num_vports >= MAX_QM_GLOBAL_RLS) { DP_NOTICE(p_hwfn, true, "Invalid VPORT ID for rate limiter configuration\n"); return -1; } /* Go over all PF VPORTs */ for (i = 0, vport_id = start_vport; i < num_vports; i++, vport_id++) { inc_val = QM_RL_INC_VAL(vport_params[i].vport_rl); if (inc_val > QM_RL_MAX_INC_VAL) { DP_NOTICE(p_hwfn, true, "Invalid VPORT rate-limit configuration\n"); return -1; } STORE_RT_REG(p_hwfn, QM_REG_RLGLBLCRD_RT_OFFSET + vport_id, (u32)QM_RL_CRD_REG_SIGN_BIT); STORE_RT_REG(p_hwfn, QM_REG_RLGLBLUPPERBOUND_RT_OFFSET + vport_id, QM_RL_UPPER_BOUND | (u32)QM_RL_CRD_REG_SIGN_BIT); STORE_RT_REG(p_hwfn, QM_REG_RLGLBLINCVAL_RT_OFFSET + vport_id, inc_val); } return 0; } static bool ecore_poll_on_qm_cmd_ready(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt) { u32 reg_val, i; for (i = 0, reg_val = 0; i < QM_STOP_CMD_MAX_POLL_COUNT && !reg_val; i++) { OSAL_UDELAY(QM_STOP_CMD_POLL_PERIOD_US); reg_val = ecore_rd(p_hwfn, p_ptt, QM_REG_SDMCMDREADY); } /* Check if timeout while waiting for SDM command ready */ if (i == QM_STOP_CMD_MAX_POLL_COUNT) { DP_VERBOSE(p_hwfn, ECORE_MSG_DEBUG, "Timeout when waiting for QM SDM command ready signal\n"); return false; } return true; } static bool ecore_send_qm_cmd(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u32 cmd_addr, u32 cmd_data_lsb, u32 cmd_data_msb) { if (!ecore_poll_on_qm_cmd_ready(p_hwfn, p_ptt)) return false; ecore_wr(p_hwfn, p_ptt, QM_REG_SDMCMDADDR, cmd_addr); ecore_wr(p_hwfn, p_ptt, QM_REG_SDMCMDDATALSB, cmd_data_lsb); ecore_wr(p_hwfn, p_ptt, QM_REG_SDMCMDDATAMSB, cmd_data_msb); ecore_wr(p_hwfn, p_ptt, QM_REG_SDMCMDGO, 1); ecore_wr(p_hwfn, p_ptt, QM_REG_SDMCMDGO, 0); return ecore_poll_on_qm_cmd_ready(p_hwfn, p_ptt); } /******************** INTERFACE IMPLEMENTATION *********************/ u32 ecore_qm_pf_mem_size(u8 pf_id, u32 num_pf_cids, u32 num_vf_cids, u32 num_tids, u16 num_pf_pqs, u16 num_vf_pqs) { return QM_PQ_MEM_4KB(num_pf_cids) * num_pf_pqs + QM_PQ_MEM_4KB(num_vf_cids) * num_vf_pqs + QM_PQ_MEM_4KB(num_pf_cids + num_tids) * QM_OTHER_PQS_PER_PF; } int ecore_qm_common_rt_init(struct ecore_hwfn *p_hwfn, u8 max_ports_per_engine, u8 max_phys_tcs_per_port, bool pf_rl_en, bool pf_wfq_en, bool vport_rl_en, bool vport_wfq_en, struct init_qm_port_params port_params[MAX_NUM_PORTS]) { u32 mask; /* Init AFullOprtnstcCrdMask */ mask = (QM_OPPOR_LINE_VOQ_DEF << QM_RF_OPPORTUNISTIC_MASK_LINEVOQ_SHIFT) | (QM_BYTE_CRD_EN << QM_RF_OPPORTUNISTIC_MASK_BYTEVOQ_SHIFT) | (pf_wfq_en << QM_RF_OPPORTUNISTIC_MASK_PFWFQ_SHIFT) | (vport_wfq_en << QM_RF_OPPORTUNISTIC_MASK_VPWFQ_SHIFT) | (pf_rl_en << QM_RF_OPPORTUNISTIC_MASK_PFRL_SHIFT) | (vport_rl_en << QM_RF_OPPORTUNISTIC_MASK_VPQCNRL_SHIFT) | (QM_OPPOR_FW_STOP_DEF << QM_RF_OPPORTUNISTIC_MASK_FWPAUSE_SHIFT) | (QM_OPPOR_PQ_EMPTY_DEF << QM_RF_OPPORTUNISTIC_MASK_QUEUEEMPTY_SHIFT); STORE_RT_REG(p_hwfn, QM_REG_AFULLOPRTNSTCCRDMASK_RT_OFFSET, mask); /* Enable/disable PF RL */ ecore_enable_pf_rl(p_hwfn, pf_rl_en); /* Enable/disable PF WFQ */ ecore_enable_pf_wfq(p_hwfn, pf_wfq_en); /* Enable/disable VPORT RL */ ecore_enable_vport_rl(p_hwfn, vport_rl_en); /* Enable/disable VPORT WFQ */ ecore_enable_vport_wfq(p_hwfn, vport_wfq_en); /* Init PBF CMDQ line credit */ ecore_cmdq_lines_rt_init(p_hwfn, max_ports_per_engine, max_phys_tcs_per_port, port_params); /* Init BTB blocks in PBF */ ecore_btb_blocks_rt_init(p_hwfn, max_ports_per_engine, max_phys_tcs_per_port, port_params); return 0; } int ecore_qm_pf_rt_init(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u8 port_id, u8 pf_id, u8 max_phys_tcs_per_port, bool is_first_pf, u32 num_pf_cids, u32 num_vf_cids, u32 num_tids, u16 start_pq, u16 num_pf_pqs, u16 num_vf_pqs, u8 start_vport, u8 num_vports, u16 pf_wfq, u32 pf_rl, struct init_qm_pq_params *pq_params, struct init_qm_vport_params *vport_params) { u32 other_mem_size_4kb; u8 tc, i; other_mem_size_4kb = QM_PQ_MEM_4KB(num_pf_cids + num_tids) * QM_OTHER_PQS_PER_PF; /* Clear first Tx PQ ID array for each VPORT */ for(i = 0; i < num_vports; i++) for(tc = 0; tc < NUM_OF_TCS; tc++) vport_params[i].first_tx_pq_id[tc] = QM_INVALID_PQ_ID; /* Map Other PQs (if any) */ #if QM_OTHER_PQS_PER_PF > 0 ecore_other_pq_map_rt_init(p_hwfn, port_id, pf_id, num_pf_cids, num_tids, 0); #endif /* Map Tx PQs */ ecore_tx_pq_map_rt_init(p_hwfn, p_ptt, port_id, pf_id, max_phys_tcs_per_port, is_first_pf, num_pf_cids, num_vf_cids, start_pq, num_pf_pqs, num_vf_pqs, start_vport, other_mem_size_4kb, pq_params, vport_params); /* Init PF WFQ */ if (pf_wfq) if (ecore_pf_wfq_rt_init(p_hwfn, port_id, pf_id, pf_wfq, max_phys_tcs_per_port, num_pf_pqs + num_vf_pqs, pq_params)) return -1; /* Init PF RL */ if (ecore_pf_rl_rt_init(p_hwfn, pf_id, pf_rl)) return -1; /* Set VPORT WFQ */ if (ecore_vp_wfq_rt_init(p_hwfn, num_vports, vport_params)) return -1; /* Set VPORT RL */ if (ecore_vport_rl_rt_init(p_hwfn, start_vport, num_vports, vport_params)) return -1; return 0; } int ecore_init_pf_wfq(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u8 pf_id, u16 pf_wfq) { u32 inc_val; inc_val = QM_WFQ_INC_VAL(pf_wfq); if (!inc_val || inc_val > QM_WFQ_MAX_INC_VAL) { DP_NOTICE(p_hwfn, true, "Invalid PF WFQ weight configuration\n"); return -1; } ecore_wr(p_hwfn, p_ptt, QM_REG_WFQPFWEIGHT + pf_id * 4, inc_val); return 0; } int ecore_init_pf_rl(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u8 pf_id, u32 pf_rl) { u32 inc_val; inc_val = QM_RL_INC_VAL(pf_rl); if (inc_val > QM_RL_MAX_INC_VAL) { DP_NOTICE(p_hwfn, true, "Invalid PF rate limit configuration\n"); return -1; } ecore_wr(p_hwfn, p_ptt, QM_REG_RLPFCRD + pf_id * 4, (u32)QM_RL_CRD_REG_SIGN_BIT); ecore_wr(p_hwfn, p_ptt, QM_REG_RLPFINCVAL + pf_id * 4, inc_val); return 0; } int ecore_init_vport_wfq(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u16 first_tx_pq_id[NUM_OF_TCS], u16 vport_wfq) { u16 vport_pq_id; u32 inc_val; u8 tc; inc_val = QM_WFQ_INC_VAL(vport_wfq); if (!inc_val || inc_val > QM_WFQ_MAX_INC_VAL) { DP_NOTICE(p_hwfn, true, "Invalid VPORT WFQ weight configuration\n"); return -1; } for (tc = 0; tc < NUM_OF_TCS; tc++) { vport_pq_id = first_tx_pq_id[tc]; if (vport_pq_id != QM_INVALID_PQ_ID) { ecore_wr(p_hwfn, p_ptt, QM_REG_WFQVPWEIGHT + vport_pq_id * 4, inc_val); } } return 0; } int ecore_init_vport_rl(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u8 vport_id, u32 vport_rl) { u32 inc_val, max_qm_global_rls = MAX_QM_GLOBAL_RLS; if (vport_id >= max_qm_global_rls) { DP_NOTICE(p_hwfn, true, "Invalid VPORT ID for rate limiter configuration\n"); return -1; } inc_val = QM_RL_INC_VAL(vport_rl); if (inc_val > QM_RL_MAX_INC_VAL) { DP_NOTICE(p_hwfn, true, "Invalid VPORT rate-limit configuration\n"); return -1; } ecore_wr(p_hwfn, p_ptt, QM_REG_RLGLBLCRD + vport_id * 4, (u32)QM_RL_CRD_REG_SIGN_BIT); ecore_wr(p_hwfn, p_ptt, QM_REG_RLGLBLINCVAL + vport_id * 4, inc_val); return 0; } bool ecore_send_qm_stop_cmd(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, bool is_release_cmd, bool is_tx_pq, u16 start_pq, u16 num_pqs) { u32 cmd_arr[QM_CMD_STRUCT_SIZE(QM_STOP_CMD)] = {0}; u32 pq_mask = 0, last_pq, pq_id; last_pq = start_pq + num_pqs - 1; /* Set command's PQ type */ QM_CMD_SET_FIELD(cmd_arr, QM_STOP_CMD, PQ_TYPE, is_tx_pq ? 0 : 1); /* Go over requested PQs */ for (pq_id = start_pq; pq_id <= last_pq; pq_id++) { /* Set PQ bit in mask (stop command only) */ if (!is_release_cmd) pq_mask |= (1 << (pq_id % QM_STOP_PQ_MASK_WIDTH)); /* If last PQ or end of PQ mask, write command */ if ((pq_id == last_pq) || (pq_id % QM_STOP_PQ_MASK_WIDTH == (QM_STOP_PQ_MASK_WIDTH - 1))) { QM_CMD_SET_FIELD(cmd_arr, QM_STOP_CMD, PAUSE_MASK, pq_mask); QM_CMD_SET_FIELD(cmd_arr, QM_STOP_CMD, GROUP_ID, pq_id / QM_STOP_PQ_MASK_WIDTH); if (!ecore_send_qm_cmd(p_hwfn, p_ptt, QM_STOP_CMD_ADDR, cmd_arr[0], cmd_arr[1])) return false; pq_mask = 0; } } return true; } #ifndef UNUSED_HSI_FUNC /* NIG: ETS configuration constants */ #define NIG_TX_ETS_CLIENT_OFFSET 4 #define NIG_LB_ETS_CLIENT_OFFSET 1 #define NIG_ETS_MIN_WFQ_BYTES 1600 /* NIG: ETS constants */ #define NIG_ETS_UP_BOUND(weight,mtu) (2 * ((weight) > (mtu) ? (weight) : (mtu))) /* NIG: RL constants */ /* Byte base type value */ #define NIG_RL_BASE_TYPE 1 /* Period in us */ #define NIG_RL_PERIOD 1 /* Period in 25MHz cycles */ #define NIG_RL_PERIOD_CLK_25M (25 * NIG_RL_PERIOD) /* Rate in mbps */ #define NIG_RL_INC_VAL(rate) (((rate) * NIG_RL_PERIOD) / 8) #define NIG_RL_MAX_VAL(inc_val,mtu) (2 * ((inc_val) > (mtu) ? (inc_val) : (mtu))) /* NIG: packet prioritry configuration constants */ #define NIG_PRIORITY_MAP_TC_BITS 4 void ecore_init_nig_ets(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, struct init_ets_req* req, bool is_lb) { u32 min_weight, tc_weight_base_addr, tc_weight_addr_diff; u32 tc_bound_base_addr, tc_bound_addr_diff; u8 sp_tc_map = 0, wfq_tc_map = 0; u8 tc, num_tc, tc_client_offset; num_tc = is_lb ? NUM_OF_TCS : NUM_OF_PHYS_TCS; tc_client_offset = is_lb ? NIG_LB_ETS_CLIENT_OFFSET : NIG_TX_ETS_CLIENT_OFFSET; min_weight = 0xffffffff; tc_weight_base_addr = is_lb ? NIG_REG_LB_ARB_CREDIT_WEIGHT_0 : NIG_REG_TX_ARB_CREDIT_WEIGHT_0; tc_weight_addr_diff = is_lb ? NIG_REG_LB_ARB_CREDIT_WEIGHT_1 - NIG_REG_LB_ARB_CREDIT_WEIGHT_0 : NIG_REG_TX_ARB_CREDIT_WEIGHT_1 - NIG_REG_TX_ARB_CREDIT_WEIGHT_0; tc_bound_base_addr = is_lb ? NIG_REG_LB_ARB_CREDIT_UPPER_BOUND_0 : NIG_REG_TX_ARB_CREDIT_UPPER_BOUND_0; tc_bound_addr_diff = is_lb ? NIG_REG_LB_ARB_CREDIT_UPPER_BOUND_1 - NIG_REG_LB_ARB_CREDIT_UPPER_BOUND_0 : NIG_REG_TX_ARB_CREDIT_UPPER_BOUND_1 - NIG_REG_TX_ARB_CREDIT_UPPER_BOUND_0; for (tc = 0; tc < num_tc; tc++) { struct init_ets_tc_req *tc_req = &req->tc_req[tc]; /* Update SP map */ if (tc_req->use_sp) sp_tc_map |= (1 << tc); if (!tc_req->use_wfq) continue; /* Update WFQ map */ wfq_tc_map |= (1 << tc); /* Find minimal weight */ if (tc_req->weight < min_weight) min_weight = tc_req->weight; } /* Write SP map */ ecore_wr(p_hwfn, p_ptt, is_lb ? NIG_REG_LB_ARB_CLIENT_IS_STRICT : NIG_REG_TX_ARB_CLIENT_IS_STRICT, (sp_tc_map << tc_client_offset)); /* Write WFQ map */ ecore_wr(p_hwfn, p_ptt, is_lb ? NIG_REG_LB_ARB_CLIENT_IS_SUBJECT2WFQ : NIG_REG_TX_ARB_CLIENT_IS_SUBJECT2WFQ, (wfq_tc_map << tc_client_offset)); /* Write WFQ weights */ for (tc = 0; tc < num_tc; tc++, tc_client_offset++) { struct init_ets_tc_req *tc_req = &req->tc_req[tc]; u32 byte_weight; if (!tc_req->use_wfq) continue; /* Translate weight to bytes */ byte_weight = (NIG_ETS_MIN_WFQ_BYTES * tc_req->weight) / min_weight; /* Write WFQ weight */ ecore_wr(p_hwfn, p_ptt, tc_weight_base_addr + tc_weight_addr_diff * tc_client_offset, byte_weight); /* Write WFQ upper bound */ ecore_wr(p_hwfn, p_ptt, tc_bound_base_addr + tc_bound_addr_diff * tc_client_offset, NIG_ETS_UP_BOUND(byte_weight, req->mtu)); } } void ecore_init_nig_lb_rl(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, struct init_nig_lb_rl_req* req) { u32 ctrl, inc_val, reg_offset; u8 tc; /* Disable global MAC+LB RL */ ctrl = NIG_RL_BASE_TYPE << NIG_REG_TX_LB_GLBRATELIMIT_CTRL_TX_LB_GLBRATELIMIT_BASE_TYPE_SHIFT; ecore_wr(p_hwfn, p_ptt, NIG_REG_TX_LB_GLBRATELIMIT_CTRL, ctrl); /* Configure and enable global MAC+LB RL */ if (req->lb_mac_rate) { /* Configure */ ecore_wr(p_hwfn, p_ptt, NIG_REG_TX_LB_GLBRATELIMIT_INC_PERIOD, NIG_RL_PERIOD_CLK_25M); inc_val = NIG_RL_INC_VAL(req->lb_mac_rate); ecore_wr(p_hwfn, p_ptt, NIG_REG_TX_LB_GLBRATELIMIT_INC_VALUE, inc_val); ecore_wr(p_hwfn, p_ptt, NIG_REG_TX_LB_GLBRATELIMIT_MAX_VALUE, NIG_RL_MAX_VAL(inc_val, req->mtu)); /* Enable */ ctrl |= 1 << NIG_REG_TX_LB_GLBRATELIMIT_CTRL_TX_LB_GLBRATELIMIT_EN_SHIFT; ecore_wr(p_hwfn, p_ptt, NIG_REG_TX_LB_GLBRATELIMIT_CTRL, ctrl); } /* Disable global LB-only RL */ ctrl = NIG_RL_BASE_TYPE << NIG_REG_LB_BRBRATELIMIT_CTRL_LB_BRBRATELIMIT_BASE_TYPE_SHIFT; ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_BRBRATELIMIT_CTRL, ctrl); /* Configure and enable global LB-only RL */ if (req->lb_rate) { /* Configure */ ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_BRBRATELIMIT_INC_PERIOD, NIG_RL_PERIOD_CLK_25M); inc_val = NIG_RL_INC_VAL(req->lb_rate); ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_BRBRATELIMIT_INC_VALUE, inc_val); ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_BRBRATELIMIT_MAX_VALUE, NIG_RL_MAX_VAL(inc_val, req->mtu)); /* Enable */ ctrl |= 1 << NIG_REG_LB_BRBRATELIMIT_CTRL_LB_BRBRATELIMIT_EN_SHIFT; ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_BRBRATELIMIT_CTRL, ctrl); } /* Per-TC RLs */ for (tc = 0, reg_offset = 0; tc < NUM_OF_PHYS_TCS; tc++, reg_offset += 4) { /* Disable TC RL */ ctrl = NIG_RL_BASE_TYPE << NIG_REG_LB_TCRATELIMIT_CTRL_0_LB_TCRATELIMIT_BASE_TYPE_0_SHIFT; ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_TCRATELIMIT_CTRL_0 + reg_offset, ctrl); /* Configure and enable TC RL */ if (!req->tc_rate[tc]) continue; /* Configure */ ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_TCRATELIMIT_INC_PERIOD_0 + reg_offset, NIG_RL_PERIOD_CLK_25M); inc_val = NIG_RL_INC_VAL(req->tc_rate[tc]); ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_TCRATELIMIT_INC_VALUE_0 + reg_offset, inc_val); ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_TCRATELIMIT_MAX_VALUE_0 + reg_offset, NIG_RL_MAX_VAL(inc_val, req->mtu)); /* Enable */ ctrl |= 1 << NIG_REG_LB_TCRATELIMIT_CTRL_0_LB_TCRATELIMIT_EN_0_SHIFT; ecore_wr(p_hwfn, p_ptt, NIG_REG_LB_TCRATELIMIT_CTRL_0 + reg_offset, ctrl); } } void ecore_init_nig_pri_tc_map(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, struct init_nig_pri_tc_map_req* req) { u8 tc_pri_mask[NUM_OF_PHYS_TCS] = { 0 }; u32 pri_tc_mask = 0; u8 pri, tc; for (pri = 0; pri < NUM_OF_VLAN_PRIORITIES; pri++) { if (!req->pri[pri].valid) continue; pri_tc_mask |= (req->pri[pri].tc_id << (pri * NIG_PRIORITY_MAP_TC_BITS)); tc_pri_mask[req->pri[pri].tc_id] |= (1 << pri); } /* Write priority -> TC mask */ ecore_wr(p_hwfn, p_ptt, NIG_REG_PKT_PRIORITY_TO_TC, pri_tc_mask); /* Write TC -> priority mask */ for (tc = 0; tc < NUM_OF_PHYS_TCS; tc++) { ecore_wr(p_hwfn, p_ptt, NIG_REG_PRIORITY_FOR_TC_0 + tc * 4, tc_pri_mask[tc]); ecore_wr(p_hwfn, p_ptt, NIG_REG_RX_TC0_PRIORITY_MASK + tc * 4, tc_pri_mask[tc]); } } #endif /* UNUSED_HSI_FUNC */ #ifndef UNUSED_HSI_FUNC /* PRS: ETS configuration constants */ #define PRS_ETS_MIN_WFQ_BYTES 1600 #define PRS_ETS_UP_BOUND(weight,mtu) (2 * ((weight) > (mtu) ? (weight) : (mtu))) void ecore_init_prs_ets(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, struct init_ets_req* req) { u32 tc_weight_addr_diff, tc_bound_addr_diff, min_weight = 0xffffffff; u8 tc, sp_tc_map = 0, wfq_tc_map = 0; tc_weight_addr_diff = PRS_REG_ETS_ARB_CREDIT_WEIGHT_1 - PRS_REG_ETS_ARB_CREDIT_WEIGHT_0; tc_bound_addr_diff = PRS_REG_ETS_ARB_CREDIT_UPPER_BOUND_1 - PRS_REG_ETS_ARB_CREDIT_UPPER_BOUND_0; for (tc = 0; tc < NUM_OF_TCS; tc++) { struct init_ets_tc_req *tc_req = &req->tc_req[tc]; /* Update SP map */ if (tc_req->use_sp) sp_tc_map |= (1 << tc); if (!tc_req->use_wfq) continue; /* Update WFQ map */ wfq_tc_map |= (1 << tc); /* Find minimal weight */ if (tc_req->weight < min_weight) min_weight = tc_req->weight; } /* Write SP map */ ecore_wr(p_hwfn, p_ptt, PRS_REG_ETS_ARB_CLIENT_IS_STRICT, sp_tc_map); /* Write WFQ map */ ecore_wr(p_hwfn, p_ptt, PRS_REG_ETS_ARB_CLIENT_IS_SUBJECT2WFQ, wfq_tc_map); /* Write WFQ weights */ for (tc = 0; tc < NUM_OF_TCS; tc++) { struct init_ets_tc_req *tc_req = &req->tc_req[tc]; u32 byte_weight; if (!tc_req->use_wfq) continue; /* Translate weight to bytes */ byte_weight = (PRS_ETS_MIN_WFQ_BYTES * tc_req->weight) / min_weight; /* Write WFQ weight */ ecore_wr(p_hwfn, p_ptt, PRS_REG_ETS_ARB_CREDIT_WEIGHT_0 + tc * tc_weight_addr_diff, byte_weight); /* Write WFQ upper bound */ ecore_wr(p_hwfn, p_ptt, PRS_REG_ETS_ARB_CREDIT_UPPER_BOUND_0 + tc * tc_bound_addr_diff, PRS_ETS_UP_BOUND(byte_weight, req->mtu)); } } #endif /* UNUSED_HSI_FUNC */ #ifndef UNUSED_HSI_FUNC /* BRB: RAM configuration constants */ #define BRB_TOTAL_RAM_BLOCKS_BB 4800 #define BRB_TOTAL_RAM_BLOCKS_K2 5632 #define BRB_BLOCK_SIZE 128 #define BRB_MIN_BLOCKS_PER_TC 9 #define BRB_HYST_BYTES 10240 #define BRB_HYST_BLOCKS (BRB_HYST_BYTES / BRB_BLOCK_SIZE) /* Temporary big RAM allocation - should be updated */ void ecore_init_brb_ram(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, struct init_brb_ram_req* req) { u32 tc_headroom_blocks, min_pkt_size_blocks, total_blocks; u32 active_port_blocks, reg_offset = 0; u8 port, active_ports = 0; tc_headroom_blocks = (u32)DIV_ROUND_UP(req->headroom_per_tc, BRB_BLOCK_SIZE); min_pkt_size_blocks = (u32)DIV_ROUND_UP(req->min_pkt_size, BRB_BLOCK_SIZE); total_blocks = ECORE_IS_K2(p_hwfn->p_dev) ? BRB_TOTAL_RAM_BLOCKS_K2 : BRB_TOTAL_RAM_BLOCKS_BB; /* Find number of active ports */ for (port = 0; port < MAX_NUM_PORTS; port++) if (req->num_active_tcs[port]) active_ports++; active_port_blocks = (u32)(total_blocks / active_ports); for (port = 0; port < req->max_ports_per_engine; port++) { u32 port_blocks, port_shared_blocks, port_guaranteed_blocks; u32 full_xoff_th, full_xon_th, pause_xoff_th, pause_xon_th; u32 tc_guaranteed_blocks; u8 tc; /* Calculate per-port sizes */ tc_guaranteed_blocks = (u32)DIV_ROUND_UP(req->guranteed_per_tc, BRB_BLOCK_SIZE); port_blocks = req->num_active_tcs[port] ? active_port_blocks : 0; port_guaranteed_blocks = req->num_active_tcs[port] * tc_guaranteed_blocks; port_shared_blocks = port_blocks - port_guaranteed_blocks; full_xoff_th = req->num_active_tcs[port] * BRB_MIN_BLOCKS_PER_TC; full_xon_th = full_xoff_th + min_pkt_size_blocks; pause_xoff_th = tc_headroom_blocks; pause_xon_th = pause_xoff_th + min_pkt_size_blocks; /* Init total size per port */ ecore_wr(p_hwfn, p_ptt, BRB_REG_TOTAL_MAC_SIZE + port * 4, port_blocks); /* Init shared size per port */ ecore_wr(p_hwfn, p_ptt, BRB_REG_SHARED_HR_AREA + port * 4, port_shared_blocks); for (tc = 0; tc < NUM_OF_TCS; tc++, reg_offset += 4) { /* Clear init values for non-active TCs */ if (tc == req->num_active_tcs[port]) { tc_guaranteed_blocks = 0; full_xoff_th = 0; full_xon_th = 0; pause_xoff_th = 0; pause_xon_th = 0; } /* Init guaranteed size per TC */ ecore_wr(p_hwfn, p_ptt, BRB_REG_TC_GUARANTIED_0 + reg_offset, tc_guaranteed_blocks); ecore_wr(p_hwfn, p_ptt, BRB_REG_MAIN_TC_GUARANTIED_HYST_0 + reg_offset, BRB_HYST_BLOCKS); /* Init pause/full thresholds per physical TC - for * loopback traffic. */ ecore_wr(p_hwfn, p_ptt, BRB_REG_LB_TC_FULL_XOFF_THRESHOLD_0 + reg_offset, full_xoff_th); ecore_wr(p_hwfn, p_ptt, BRB_REG_LB_TC_FULL_XON_THRESHOLD_0 + reg_offset, full_xon_th); ecore_wr(p_hwfn, p_ptt, BRB_REG_LB_TC_PAUSE_XOFF_THRESHOLD_0 + reg_offset, pause_xoff_th); ecore_wr(p_hwfn, p_ptt, BRB_REG_LB_TC_PAUSE_XON_THRESHOLD_0 + reg_offset, pause_xon_th); /* Init pause/full thresholds per physical TC - for * main traffic. */ ecore_wr(p_hwfn, p_ptt, BRB_REG_MAIN_TC_FULL_XOFF_THRESHOLD_0 + reg_offset, full_xoff_th); ecore_wr(p_hwfn, p_ptt, BRB_REG_MAIN_TC_FULL_XON_THRESHOLD_0 + reg_offset, full_xon_th); ecore_wr(p_hwfn, p_ptt, BRB_REG_MAIN_TC_PAUSE_XOFF_THRESHOLD_0 + reg_offset, pause_xoff_th); ecore_wr(p_hwfn, p_ptt, BRB_REG_MAIN_TC_PAUSE_XON_THRESHOLD_0 + reg_offset, pause_xon_th); } } } #endif /* UNUSED_HSI_FUNC */ #ifndef UNUSED_HSI_FUNC /* In MF, should be called once per engine to set EtherType of OuterTag */ void ecore_set_engine_mf_ovlan_eth_type(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u32 ethType) { /* Update PRS register */ STORE_RT_REG(p_hwfn, PRS_REG_TAG_ETHERTYPE_0_RT_OFFSET, ethType); /* Update NIG register */ STORE_RT_REG(p_hwfn, NIG_REG_TAG_ETHERTYPE_0_RT_OFFSET, ethType); /* Update PBF register */ STORE_RT_REG(p_hwfn, PBF_REG_TAG_ETHERTYPE_0_RT_OFFSET, ethType); } /* In MF, should be called once per port to set EtherType of OuterTag */ void ecore_set_port_mf_ovlan_eth_type(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u32 ethType) { /* Update DORQ register */ STORE_RT_REG(p_hwfn, DORQ_REG_TAG1_ETHERTYPE_RT_OFFSET, ethType); } #endif /* UNUSED_HSI_FUNC */ #define SET_TUNNEL_TYPE_ENABLE_BIT(var,offset,enable) var = ((var) & ~(1 << (offset))) | ( (enable) ? (1 << (offset)) : 0) #define PRS_ETH_TUNN_FIC_FORMAT -188897008 void ecore_set_vxlan_dest_port(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u16 dest_port) { /* Update PRS register */ ecore_wr(p_hwfn, p_ptt, PRS_REG_VXLAN_PORT, dest_port); /* Update NIG register */ ecore_wr(p_hwfn, p_ptt, NIG_REG_VXLAN_CTRL, dest_port); /* Update PBF register */ ecore_wr(p_hwfn, p_ptt, PBF_REG_VXLAN_PORT, dest_port); } void ecore_set_vxlan_enable(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, bool vxlan_enable) { u32 reg_val; /* Update PRS register */ reg_val = ecore_rd(p_hwfn, p_ptt, PRS_REG_ENCAPSULATION_TYPE_EN); SET_TUNNEL_TYPE_ENABLE_BIT(reg_val, PRS_REG_ENCAPSULATION_TYPE_EN_VXLAN_ENABLE_SHIFT, vxlan_enable); ecore_wr(p_hwfn, p_ptt, PRS_REG_ENCAPSULATION_TYPE_EN, reg_val); if (reg_val) /* TODO: handle E5 init */ ecore_wr(p_hwfn, p_ptt, PRS_REG_OUTPUT_FORMAT_4_0_BB_K2, (u32)PRS_ETH_TUNN_FIC_FORMAT); /* Update NIG register */ reg_val = ecore_rd(p_hwfn, p_ptt, NIG_REG_ENC_TYPE_ENABLE); SET_TUNNEL_TYPE_ENABLE_BIT(reg_val, NIG_REG_ENC_TYPE_ENABLE_VXLAN_ENABLE_SHIFT, vxlan_enable); ecore_wr(p_hwfn, p_ptt, NIG_REG_ENC_TYPE_ENABLE, reg_val); /* Update DORQ register */ ecore_wr(p_hwfn, p_ptt, DORQ_REG_L2_EDPM_TUNNEL_VXLAN_EN, vxlan_enable ? 1 : 0); } void ecore_set_gre_enable(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, bool eth_gre_enable, bool ip_gre_enable) { u32 reg_val; /* Update PRS register */ reg_val = ecore_rd(p_hwfn, p_ptt, PRS_REG_ENCAPSULATION_TYPE_EN); SET_TUNNEL_TYPE_ENABLE_BIT(reg_val, PRS_REG_ENCAPSULATION_TYPE_EN_ETH_OVER_GRE_ENABLE_SHIFT, eth_gre_enable); SET_TUNNEL_TYPE_ENABLE_BIT(reg_val, PRS_REG_ENCAPSULATION_TYPE_EN_IP_OVER_GRE_ENABLE_SHIFT, ip_gre_enable); ecore_wr(p_hwfn, p_ptt, PRS_REG_ENCAPSULATION_TYPE_EN, reg_val); if (reg_val) /* TODO: handle E5 init */ ecore_wr(p_hwfn, p_ptt, PRS_REG_OUTPUT_FORMAT_4_0_BB_K2, (u32)PRS_ETH_TUNN_FIC_FORMAT); /* Update NIG register */ reg_val = ecore_rd(p_hwfn, p_ptt, NIG_REG_ENC_TYPE_ENABLE); SET_TUNNEL_TYPE_ENABLE_BIT(reg_val, NIG_REG_ENC_TYPE_ENABLE_ETH_OVER_GRE_ENABLE_SHIFT, eth_gre_enable); SET_TUNNEL_TYPE_ENABLE_BIT(reg_val, NIG_REG_ENC_TYPE_ENABLE_IP_OVER_GRE_ENABLE_SHIFT, ip_gre_enable); ecore_wr(p_hwfn, p_ptt, NIG_REG_ENC_TYPE_ENABLE, reg_val); /* Update DORQ registers */ ecore_wr(p_hwfn, p_ptt, DORQ_REG_L2_EDPM_TUNNEL_GRE_ETH_EN, eth_gre_enable ? 1 : 0); ecore_wr(p_hwfn, p_ptt, DORQ_REG_L2_EDPM_TUNNEL_GRE_IP_EN, ip_gre_enable ? 1 : 0); } void ecore_set_geneve_dest_port(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u16 dest_port) { /* Update PRS register */ ecore_wr(p_hwfn, p_ptt, PRS_REG_NGE_PORT, dest_port); /* Update NIG register */ ecore_wr(p_hwfn, p_ptt, NIG_REG_NGE_PORT, dest_port); /* Update PBF register */ ecore_wr(p_hwfn, p_ptt, PBF_REG_NGE_PORT, dest_port); } void ecore_set_geneve_enable(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, bool eth_geneve_enable, bool ip_geneve_enable) { u32 reg_val; /* Update PRS register */ reg_val = ecore_rd(p_hwfn, p_ptt, PRS_REG_ENCAPSULATION_TYPE_EN); SET_TUNNEL_TYPE_ENABLE_BIT(reg_val, PRS_REG_ENCAPSULATION_TYPE_EN_ETH_OVER_GENEVE_ENABLE_SHIFT, eth_geneve_enable); SET_TUNNEL_TYPE_ENABLE_BIT(reg_val, PRS_REG_ENCAPSULATION_TYPE_EN_IP_OVER_GENEVE_ENABLE_SHIFT, ip_geneve_enable); ecore_wr(p_hwfn, p_ptt, PRS_REG_ENCAPSULATION_TYPE_EN, reg_val); if (reg_val) /* TODO: handle E5 init */ ecore_wr(p_hwfn, p_ptt, PRS_REG_OUTPUT_FORMAT_4_0_BB_K2, (u32)PRS_ETH_TUNN_FIC_FORMAT); /* Update NIG register */ ecore_wr(p_hwfn, p_ptt, NIG_REG_NGE_ETH_ENABLE, eth_geneve_enable ? 1 : 0); ecore_wr(p_hwfn, p_ptt, NIG_REG_NGE_IP_ENABLE, ip_geneve_enable ? 1 : 0); /* EDPM with geneve tunnel not supported in BB */ if (ECORE_IS_BB_B0(p_hwfn->p_dev)) return; /* Update DORQ registers */ ecore_wr(p_hwfn, p_ptt, DORQ_REG_L2_EDPM_TUNNEL_NGE_ETH_EN_K2_E5, eth_geneve_enable ? 1 : 0); ecore_wr(p_hwfn, p_ptt, DORQ_REG_L2_EDPM_TUNNEL_NGE_IP_EN_K2_E5, ip_geneve_enable ? 1 : 0); } #ifndef UNUSED_HSI_FUNC #define T_ETH_PACKET_ACTION_GFT_EVENTID 23 #define PARSER_ETH_CONN_GFT_ACTION_CM_HDR 272 #define T_ETH_PACKET_MATCH_RFS_EVENTID 25 #define PARSER_ETH_CONN_CM_HDR 0 #define CAM_LINE_SIZE sizeof(u32) #define RAM_LINE_SIZE sizeof(u64) #define REG_SIZE sizeof(u32) void ecore_set_rfs_mode_disable(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u16 pf_id) { union gft_cam_line_union cam_line; struct gft_ram_line ram_line; u32 i, *ram_line_ptr; ram_line_ptr = (u32*)&ram_line; /* Stop using gft logic, disable gft search */ ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_GFT, 0); ecore_wr(p_hwfn, p_ptt, PRS_REG_CM_HDR_GFT, 0x0); /* Clean ram & cam for next rfs/gft session*/ /* Zero camline */ OSAL_MEMSET(&cam_line, 0, sizeof(cam_line)); ecore_wr(p_hwfn, p_ptt, PRS_REG_GFT_CAM + CAM_LINE_SIZE*pf_id, cam_line.cam_line_mapped.camline); /* Zero ramline */ OSAL_MEMSET(&ram_line, 0, sizeof(ram_line)); /* Each iteration write to reg */ for (i = 0; i < RAM_LINE_SIZE / REG_SIZE; i++) ecore_wr(p_hwfn, p_ptt, PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE*pf_id + i*REG_SIZE, *(ram_line_ptr + i)); } void ecore_set_gft_event_id_cm_hdr (struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt) { u32 rfs_cm_hdr_event_id; /* Set RFS event ID to be awakened i Tstorm By Prs */ rfs_cm_hdr_event_id = ecore_rd(p_hwfn, p_ptt, PRS_REG_CM_HDR_GFT); rfs_cm_hdr_event_id |= T_ETH_PACKET_ACTION_GFT_EVENTID << PRS_REG_CM_HDR_GFT_EVENT_ID_SHIFT; rfs_cm_hdr_event_id |= PARSER_ETH_CONN_GFT_ACTION_CM_HDR << PRS_REG_CM_HDR_GFT_CM_HDR_SHIFT; ecore_wr(p_hwfn, p_ptt, PRS_REG_CM_HDR_GFT, rfs_cm_hdr_event_id); } void ecore_set_rfs_mode_enable(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u16 pf_id, bool tcp, bool udp, bool ipv4, bool ipv6) { u32 rfs_cm_hdr_event_id, *ram_line_ptr; union gft_cam_line_union cam_line; struct gft_ram_line ram_line; int i; rfs_cm_hdr_event_id = ecore_rd(p_hwfn, p_ptt, PRS_REG_CM_HDR_GFT); ram_line_ptr = (u32*)&ram_line; if (!ipv6 && !ipv4) DP_NOTICE(p_hwfn, true, "set_rfs_mode_enable: must accept at least on of - ipv4 or ipv6\n"); if (!tcp && !udp) DP_NOTICE(p_hwfn, true, "set_rfs_mode_enable: must accept at least on of - udp or tcp\n"); /* Set RFS event ID to be awakened i Tstorm By Prs */ rfs_cm_hdr_event_id |= T_ETH_PACKET_MATCH_RFS_EVENTID << PRS_REG_CM_HDR_GFT_EVENT_ID_SHIFT; rfs_cm_hdr_event_id |= PARSER_ETH_CONN_CM_HDR << PRS_REG_CM_HDR_GFT_CM_HDR_SHIFT; ecore_wr(p_hwfn, p_ptt, PRS_REG_CM_HDR_GFT, rfs_cm_hdr_event_id); /* Configure Registers for RFS mode */ /* Enable gft search */ ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_GFT, 1); /* Do not load context only cid in PRS on match. */ ecore_wr(p_hwfn, p_ptt, PRS_REG_LOAD_L2_FILTER, 0); /* Cam line is now valid!! */ cam_line.cam_line_mapped.camline = 0; SET_FIELD(cam_line.cam_line_mapped.camline, GFT_CAM_LINE_MAPPED_VALID, 1); /* Filters are per PF!! */ SET_FIELD(cam_line.cam_line_mapped.camline, GFT_CAM_LINE_MAPPED_PF_ID_MASK, GFT_CAM_LINE_MAPPED_PF_ID_MASK_MASK); SET_FIELD(cam_line.cam_line_mapped.camline, GFT_CAM_LINE_MAPPED_PF_ID, pf_id); if (!(tcp && udp)) { SET_FIELD(cam_line.cam_line_mapped.camline, GFT_CAM_LINE_MAPPED_UPPER_PROTOCOL_TYPE_MASK, GFT_CAM_LINE_MAPPED_UPPER_PROTOCOL_TYPE_MASK_MASK); if (tcp) SET_FIELD(cam_line.cam_line_mapped.camline, GFT_CAM_LINE_MAPPED_UPPER_PROTOCOL_TYPE, GFT_PROFILE_TCP_PROTOCOL); else SET_FIELD(cam_line.cam_line_mapped.camline, GFT_CAM_LINE_MAPPED_UPPER_PROTOCOL_TYPE, GFT_PROFILE_UDP_PROTOCOL); } if (!(ipv4 && ipv6)) { SET_FIELD(cam_line.cam_line_mapped.camline, GFT_CAM_LINE_MAPPED_IP_VERSION_MASK, 1); if (ipv4) SET_FIELD(cam_line.cam_line_mapped.camline, GFT_CAM_LINE_MAPPED_IP_VERSION, GFT_PROFILE_IPV4); else SET_FIELD(cam_line.cam_line_mapped.camline, GFT_CAM_LINE_MAPPED_IP_VERSION, GFT_PROFILE_IPV6); } /* Write characteristics to cam */ ecore_wr(p_hwfn, p_ptt, PRS_REG_GFT_CAM + CAM_LINE_SIZE*pf_id, cam_line.cam_line_mapped.camline); cam_line.cam_line_mapped.camline = ecore_rd(p_hwfn, p_ptt, PRS_REG_GFT_CAM + CAM_LINE_SIZE*pf_id); /* Write line to RAM - compare to filter 4 tuple */ ram_line.lo = 0; ram_line.hi= 0; SET_FIELD(ram_line.hi, GFT_RAM_LINE_DST_IP, 1); SET_FIELD(ram_line.hi, GFT_RAM_LINE_SRC_IP, 1); SET_FIELD(ram_line.hi, GFT_RAM_LINE_OVER_IP_PROTOCOL, 1); SET_FIELD(ram_line.lo, GFT_RAM_LINE_ETHERTYPE, 1); SET_FIELD(ram_line.lo, GFT_RAM_LINE_SRC_PORT, 1); SET_FIELD(ram_line.lo, GFT_RAM_LINE_DST_PORT, 1); /* Each iteration write to reg */ for (i = 0; i < RAM_LINE_SIZE / REG_SIZE; i++) ecore_wr(p_hwfn, p_ptt, PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE*pf_id + i*REG_SIZE, *(ram_line_ptr + i)); /* Set default profile so that no filter match will happen */ ram_line.lo = 0xffffffff; ram_line.hi = 0x3ff; for (i = 0; i < RAM_LINE_SIZE / REG_SIZE; i++) ecore_wr(p_hwfn, p_ptt, PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE*PRS_GFT_CAM_LINES_NO_MATCH + i*REG_SIZE, *(ram_line_ptr + i)); } #endif /* UNUSED_HSI_FUNC */ /* Configure VF zone size mode*/ void ecore_config_vf_zone_size_mode(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u16 mode, bool runtime_init) { u32 msdm_vf_size_log = MSTORM_VF_ZONE_DEFAULT_SIZE_LOG; u32 msdm_vf_offset_mask; if (mode == VF_ZONE_SIZE_MODE_DOUBLE) msdm_vf_size_log += 1; else if (mode == VF_ZONE_SIZE_MODE_QUAD) msdm_vf_size_log += 2; msdm_vf_offset_mask = (1 << msdm_vf_size_log) - 1; if (runtime_init) { STORE_RT_REG(p_hwfn, PGLUE_REG_B_MSDM_VF_SHIFT_B_RT_OFFSET, msdm_vf_size_log); STORE_RT_REG(p_hwfn, PGLUE_REG_B_MSDM_OFFSET_MASK_B_RT_OFFSET, msdm_vf_offset_mask); } else { ecore_wr(p_hwfn, p_ptt, PGLUE_B_REG_MSDM_VF_SHIFT_B, msdm_vf_size_log); ecore_wr(p_hwfn, p_ptt, PGLUE_B_REG_MSDM_OFFSET_MASK_B, msdm_vf_offset_mask); } } /* Get mstorm statistics for offset by VF zone size mode */ u32 ecore_get_mstorm_queue_stat_offset(struct ecore_hwfn *p_hwfn, u16 stat_cnt_id, u16 vf_zone_size_mode) { u32 offset = MSTORM_QUEUE_STAT_OFFSET(stat_cnt_id); if ((vf_zone_size_mode != VF_ZONE_SIZE_MODE_DEFAULT) && (stat_cnt_id > MAX_NUM_PFS)) { if (vf_zone_size_mode == VF_ZONE_SIZE_MODE_DOUBLE) offset += (1 << MSTORM_VF_ZONE_DEFAULT_SIZE_LOG) * (stat_cnt_id - MAX_NUM_PFS); else if (vf_zone_size_mode == VF_ZONE_SIZE_MODE_QUAD) offset += 3 * (1 << MSTORM_VF_ZONE_DEFAULT_SIZE_LOG) * (stat_cnt_id - MAX_NUM_PFS); } return offset; } /* Get mstorm VF producer offset by VF zone size mode */ u32 ecore_get_mstorm_eth_vf_prods_offset(struct ecore_hwfn *p_hwfn, u8 vf_id, u8 vf_queue_id, u16 vf_zone_size_mode) { u32 offset = MSTORM_ETH_VF_PRODS_OFFSET(vf_id, vf_queue_id); if (vf_zone_size_mode != VF_ZONE_SIZE_MODE_DEFAULT) { if (vf_zone_size_mode == VF_ZONE_SIZE_MODE_DOUBLE) offset += (1 << MSTORM_VF_ZONE_DEFAULT_SIZE_LOG) * vf_id; else if (vf_zone_size_mode == VF_ZONE_SIZE_MODE_QUAD) offset += 3 * (1 << MSTORM_VF_ZONE_DEFAULT_SIZE_LOG) * vf_id; } return offset; } #ifndef LINUX_REMOVE #define CRC8_INIT_VALUE 0xFF #endif static u8 cdu_crc8_table[CRC8_TABLE_SIZE]; /* Calculate and return CDU validation byte per connection type/region/cid */ static u8 ecore_calc_cdu_validation_byte(struct ecore_hwfn * p_hwfn, u8 conn_type, u8 region, u32 cid) { const u8 validation_cfg = CDU_VALIDATION_DEFAULT_CFG; static u8 crc8_table_valid; /*automatically initialized to 0*/ u8 crc, validation_byte = 0; u32 validation_string = 0; u32 data_to_crc; if (crc8_table_valid == 0) { OSAL_CRC8_POPULATE(cdu_crc8_table, 0x07); crc8_table_valid = 1; } /* The CRC is calculated on the String-to-compress: * [31:8] = {CID[31:20],CID[11:0]} * [7:4] = Region * [3:0] = Type */ if ((validation_cfg >> CDU_CONTEXT_VALIDATION_CFG_USE_CID) & 1) validation_string |= (cid & 0xFFF00000) | ((cid & 0xFFF) << 8); if ((validation_cfg >> CDU_CONTEXT_VALIDATION_CFG_USE_REGION) & 1) validation_string |= ((region & 0xF) << 4); if ((validation_cfg >> CDU_CONTEXT_VALIDATION_CFG_USE_TYPE) & 1) validation_string |= (conn_type & 0xF); /* Convert to big-endian and calculate CRC8*/ data_to_crc = OSAL_BE32_TO_CPU(validation_string); crc = OSAL_CRC8(cdu_crc8_table, (u8 *)&data_to_crc, sizeof(data_to_crc), CRC8_INIT_VALUE); /* The validation byte [7:0] is composed: * for type A validation * [7] = active configuration bit * [6:0] = crc[6:0] * * for type B validation * [7] = active configuration bit * [6:3] = connection_type[3:0] * [2:0] = crc[2:0] */ validation_byte |= ((validation_cfg >> CDU_CONTEXT_VALIDATION_CFG_USE_ACTIVE) & 1) << 7; if ((validation_cfg >> CDU_CONTEXT_VALIDATION_CFG_VALIDATION_TYPE_SHIFT) & 1) validation_byte |= ((conn_type & 0xF) << 3) | (crc & 0x7); else validation_byte |= crc & 0x7F; return validation_byte; } /* Calcualte and set validation bytes for session context */ void ecore_calc_session_ctx_validation(struct ecore_hwfn * p_hwfn, void *p_ctx_mem, u16 ctx_size, u8 ctx_type, u32 cid) { u8 *x_val_ptr, *t_val_ptr, *u_val_ptr, *p_ctx; p_ctx = (u8* const)p_ctx_mem; x_val_ptr = &p_ctx[con_region_offsets[0][ctx_type]]; t_val_ptr = &p_ctx[con_region_offsets[1][ctx_type]]; u_val_ptr = &p_ctx[con_region_offsets[2][ctx_type]]; OSAL_MEMSET(p_ctx, 0, ctx_size); *x_val_ptr = ecore_calc_cdu_validation_byte(p_hwfn, ctx_type, 3, cid); *t_val_ptr = ecore_calc_cdu_validation_byte(p_hwfn, ctx_type, 4, cid); *u_val_ptr = ecore_calc_cdu_validation_byte(p_hwfn, ctx_type, 5, cid); } /* Calcualte and set validation bytes for task context */ void ecore_calc_task_ctx_validation(struct ecore_hwfn * p_hwfn, void *p_ctx_mem, u16 ctx_size, u8 ctx_type, u32 tid) { u8 *p_ctx, *region1_val_ptr; p_ctx = (u8* const)p_ctx_mem; region1_val_ptr = &p_ctx[task_region_offsets[0][ctx_type]]; OSAL_MEMSET(p_ctx, 0, ctx_size); *region1_val_ptr = ecore_calc_cdu_validation_byte(p_hwfn, ctx_type, 1, tid); } /* Memset session context to 0 while preserving validation bytes */ void ecore_memset_session_ctx(void *p_ctx_mem, u32 ctx_size, u8 ctx_type) { u8 *x_val_ptr, *t_val_ptr, *u_val_ptr, *p_ctx; u8 x_val, t_val, u_val; p_ctx = (u8* const)p_ctx_mem; x_val_ptr = &p_ctx[con_region_offsets[0][ctx_type]]; t_val_ptr = &p_ctx[con_region_offsets[1][ctx_type]]; u_val_ptr = &p_ctx[con_region_offsets[2][ctx_type]]; x_val = *x_val_ptr; t_val = *t_val_ptr; u_val = *u_val_ptr; OSAL_MEMSET(p_ctx, 0, ctx_size); *x_val_ptr = x_val; *t_val_ptr = t_val; *u_val_ptr = u_val; } /* Memset task context to 0 while preserving validation bytes */ void ecore_memset_task_ctx(void *p_ctx_mem, u32 ctx_size, u8 ctx_type) { u8 *p_ctx, *region1_val_ptr; u8 region1_val; p_ctx = (u8* const)p_ctx_mem; region1_val_ptr = &p_ctx[task_region_offsets[0][ctx_type]]; region1_val = *region1_val_ptr; OSAL_MEMSET(p_ctx, 0, ctx_size); *region1_val_ptr = region1_val; } /* Enable and configure context validation */ void ecore_enable_context_validation(struct ecore_hwfn * p_hwfn, struct ecore_ptt *p_ptt) { u32 ctx_validation; /* Enable validation for connection region 3: CCFC_CTX_VALID0[31:24] */ ctx_validation = CDU_VALIDATION_DEFAULT_CFG << 24; ecore_wr(p_hwfn, p_ptt, CDU_REG_CCFC_CTX_VALID0, ctx_validation); /* Enable validation for connection region 5: CCFC_CTX_VALID1[15:8] */ ctx_validation = CDU_VALIDATION_DEFAULT_CFG << 8; ecore_wr(p_hwfn, p_ptt, CDU_REG_CCFC_CTX_VALID1, ctx_validation); /* Enable validation for connection region 1: TCFC_CTX_VALID0[15:8] */ ctx_validation = CDU_VALIDATION_DEFAULT_CFG << 8; ecore_wr(p_hwfn, p_ptt, CDU_REG_TCFC_CTX_VALID0, ctx_validation); }