diff options
Diffstat (limited to 'drivers/net/qede/base/ecore_cxt.c')
| -rw-r--r-- | drivers/net/qede/base/ecore_cxt.c | 1961 |
1 files changed, 1961 insertions, 0 deletions
diff --git a/drivers/net/qede/base/ecore_cxt.c b/drivers/net/qede/base/ecore_cxt.c new file mode 100644 index 00000000..1201c1a9 --- /dev/null +++ b/drivers/net/qede/base/ecore_cxt.c @@ -0,0 +1,1961 @@ +/* + * Copyright (c) 2016 QLogic Corporation. + * All rights reserved. + * www.qlogic.com + * + * See LICENSE.qede_pmd for copyright and licensing details. + */ + +#include "bcm_osal.h" +#include "reg_addr.h" +#include "ecore_hsi_common.h" +#include "ecore_hsi_eth.h" +#include "ecore_rt_defs.h" +#include "ecore_status.h" +#include "ecore.h" +#include "ecore_init_ops.h" +#include "ecore_init_fw_funcs.h" +#include "ecore_cxt.h" +#include "ecore_hw.h" +#include "ecore_dev_api.h" + +/* Max number of connection types in HW (DQ/CDU etc.) */ +#define MAX_CONN_TYPES PROTOCOLID_COMMON +#define NUM_TASK_TYPES 2 +#define NUM_TASK_PF_SEGMENTS 4 +#define NUM_TASK_VF_SEGMENTS 1 + +/* Doorbell-Queue constants */ +#define DQ_RANGE_SHIFT 4 +#define DQ_RANGE_ALIGN (1 << DQ_RANGE_SHIFT) + +/* Searcher constants */ +#define SRC_MIN_NUM_ELEMS 256 + +/* Timers constants */ +#define TM_SHIFT 7 +#define TM_ALIGN (1 << TM_SHIFT) +#define TM_ELEM_SIZE 4 + +/* ILT constants */ +/* If for some reason, HW P size is modified to be less than 32K, + * special handling needs to be made for CDU initialization + */ +#define ILT_DEFAULT_HW_P_SIZE 3 + +#define ILT_PAGE_IN_BYTES(hw_p_size) (1U << ((hw_p_size) + 12)) +#define ILT_CFG_REG(cli, reg) PSWRQ2_REG_##cli##_##reg##_RT_OFFSET + +/* ILT entry structure */ +#define ILT_ENTRY_PHY_ADDR_MASK 0x000FFFFFFFFFFFULL +#define ILT_ENTRY_PHY_ADDR_SHIFT 0 +#define ILT_ENTRY_VALID_MASK 0x1ULL +#define ILT_ENTRY_VALID_SHIFT 52 +#define ILT_ENTRY_IN_REGS 2 +#define ILT_REG_SIZE_IN_BYTES 4 + +/* connection context union */ +union conn_context { + struct core_conn_context core_ctx; + struct eth_conn_context eth_ctx; +}; + +struct src_ent { + u8 opaque[56]; + u64 next; +}; + +#define CDUT_SEG_ALIGNMET 3 /* in 4k chunks */ +#define CDUT_SEG_ALIGNMET_IN_BYTES (1 << (CDUT_SEG_ALIGNMET + 12)) + +#define CONN_CXT_SIZE(p_hwfn) \ + ALIGNED_TYPE_SIZE(union conn_context, p_hwfn) + +/* PF per protocl configuration object */ +#define TASK_SEGMENTS (NUM_TASK_PF_SEGMENTS + NUM_TASK_VF_SEGMENTS) +#define TASK_SEGMENT_VF (NUM_TASK_PF_SEGMENTS) + +struct ecore_tid_seg { + u32 count; + u8 type; + bool has_fl_mem; +}; + +struct ecore_conn_type_cfg { + u32 cid_count; + u32 cid_start; + u32 cids_per_vf; + struct ecore_tid_seg tid_seg[TASK_SEGMENTS]; +}; + +/* ILT Client configuration, + * Per connection type (protocol) resources (cids, tis, vf cids etc.) + * 1 - for connection context (CDUC) and for each task context we need two + * values, for regular task context and for force load memory + */ +#define ILT_CLI_PF_BLOCKS (1 + NUM_TASK_PF_SEGMENTS * 2) +#define ILT_CLI_VF_BLOCKS (1 + NUM_TASK_VF_SEGMENTS * 2) +#define CDUC_BLK (0) +#define CDUT_SEG_BLK(n) (1 + (u8)(n)) +#define CDUT_FL_SEG_BLK(n, X) (1 + (n) + NUM_TASK_##X##_SEGMENTS) + +enum ilt_clients { + ILT_CLI_CDUC, + ILT_CLI_CDUT, + ILT_CLI_QM, + ILT_CLI_TM, + ILT_CLI_SRC, + ILT_CLI_MAX +}; + +struct ilt_cfg_pair { + u32 reg; + u32 val; +}; + +struct ecore_ilt_cli_blk { + u32 total_size; /* 0 means not active */ + u32 real_size_in_page; + u32 start_line; + u32 dynamic_line_cnt; +}; + +struct ecore_ilt_client_cfg { + bool active; + + /* ILT boundaries */ + struct ilt_cfg_pair first; + struct ilt_cfg_pair last; + struct ilt_cfg_pair p_size; + + /* ILT client blocks for PF */ + struct ecore_ilt_cli_blk pf_blks[ILT_CLI_PF_BLOCKS]; + u32 pf_total_lines; + + /* ILT client blocks for VFs */ + struct ecore_ilt_cli_blk vf_blks[ILT_CLI_VF_BLOCKS]; + u32 vf_total_lines; +}; + +/* Per Path - + * ILT shadow table + * Protocol acquired CID lists + * PF start line in ILT + */ +struct ecore_dma_mem { + dma_addr_t p_phys; + void *p_virt; + osal_size_t size; +}; + +#define MAP_WORD_SIZE sizeof(unsigned long) +#define BITS_PER_MAP_WORD (MAP_WORD_SIZE * 8) + +struct ecore_cid_acquired_map { + u32 start_cid; + u32 max_count; + unsigned long *cid_map; +}; + +struct ecore_cxt_mngr { + /* Per protocl configuration */ + struct ecore_conn_type_cfg conn_cfg[MAX_CONN_TYPES]; + + /* computed ILT structure */ + struct ecore_ilt_client_cfg clients[ILT_CLI_MAX]; + + /* Task type sizes */ + u32 task_type_size[NUM_TASK_TYPES]; + + /* total number of VFs for this hwfn - + * ALL VFs are symmetric in terms of HW resources + */ + u32 vf_count; + + /* Acquired CIDs */ + struct ecore_cid_acquired_map acquired[MAX_CONN_TYPES]; + + /* ILT shadow table */ + struct ecore_dma_mem *ilt_shadow; + u32 pf_start_line; + + /* SRC T2 */ + struct ecore_dma_mem *t2; + u32 t2_num_pages; + u64 first_free; + u64 last_free; +}; + +/* check if resources/configuration is required according to protocol type */ +static OSAL_INLINE bool src_proto(enum protocol_type type) +{ + return type == PROTOCOLID_TOE; +} + +static OSAL_INLINE bool tm_cid_proto(enum protocol_type type) +{ + return type == PROTOCOLID_TOE; +} + +/* counts the iids for the CDU/CDUC ILT client configuration */ +struct ecore_cdu_iids { + u32 pf_cids; + u32 per_vf_cids; +}; + +static void ecore_cxt_cdu_iids(struct ecore_cxt_mngr *p_mngr, + struct ecore_cdu_iids *iids) +{ + u32 type; + + for (type = 0; type < MAX_CONN_TYPES; type++) { + iids->pf_cids += p_mngr->conn_cfg[type].cid_count; + iids->per_vf_cids += p_mngr->conn_cfg[type].cids_per_vf; + } +} + +/* counts the iids for the Searcher block configuration */ +struct ecore_src_iids { + u32 pf_cids; + u32 per_vf_cids; +}; + +static OSAL_INLINE void ecore_cxt_src_iids(struct ecore_cxt_mngr *p_mngr, + struct ecore_src_iids *iids) +{ + u32 i; + + for (i = 0; i < MAX_CONN_TYPES; i++) { + if (!src_proto(i)) + continue; + + iids->pf_cids += p_mngr->conn_cfg[i].cid_count; + iids->per_vf_cids += p_mngr->conn_cfg[i].cids_per_vf; + } +} + +/* counts the iids for the Timers block configuration */ +struct ecore_tm_iids { + u32 pf_cids; + u32 pf_tids[NUM_TASK_PF_SEGMENTS]; /* per segment */ + u32 pf_tids_total; + u32 per_vf_cids; + u32 per_vf_tids; +}; + +static OSAL_INLINE void ecore_cxt_tm_iids(struct ecore_cxt_mngr *p_mngr, + struct ecore_tm_iids *iids) +{ + u32 i, j; + + for (i = 0; i < MAX_CONN_TYPES; i++) { + struct ecore_conn_type_cfg *p_cfg = &p_mngr->conn_cfg[i]; + + if (tm_cid_proto(i)) { + iids->pf_cids += p_cfg->cid_count; + iids->per_vf_cids += p_cfg->cids_per_vf; + } + } + + iids->pf_cids = ROUNDUP(iids->pf_cids, TM_ALIGN); + iids->per_vf_cids = ROUNDUP(iids->per_vf_cids, TM_ALIGN); + iids->per_vf_tids = ROUNDUP(iids->per_vf_tids, TM_ALIGN); + + for (iids->pf_tids_total = 0, j = 0; j < NUM_TASK_PF_SEGMENTS; j++) { + iids->pf_tids[j] = ROUNDUP(iids->pf_tids[j], TM_ALIGN); + iids->pf_tids_total += iids->pf_tids[j]; + } +} + +void ecore_cxt_qm_iids(struct ecore_hwfn *p_hwfn, struct ecore_qm_iids *iids) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + struct ecore_tid_seg *segs; + u32 vf_cids = 0, type, j; + u32 vf_tids = 0; + + for (type = 0; type < MAX_CONN_TYPES; type++) { + iids->cids += p_mngr->conn_cfg[type].cid_count; + vf_cids += p_mngr->conn_cfg[type].cids_per_vf; + + segs = p_mngr->conn_cfg[type].tid_seg; + /* for each segment there is at most one + * protocol for which count is not 0. + */ + for (j = 0; j < NUM_TASK_PF_SEGMENTS; j++) + iids->tids += segs[j].count; + + /* The last array elelment is for the VFs. As for PF + * segments there can be only one protocol for + * which this value is not 0. + */ + vf_tids += segs[NUM_TASK_PF_SEGMENTS].count; + } + + iids->vf_cids += vf_cids * p_mngr->vf_count; + iids->tids += vf_tids * p_mngr->vf_count; + + DP_VERBOSE(p_hwfn, ECORE_MSG_ILT, + "iids: CIDS %08x vf_cids %08x tids %08x vf_tids %08x\n", + iids->cids, iids->vf_cids, iids->tids, vf_tids); +} + +static struct ecore_tid_seg *ecore_cxt_tid_seg_info(struct ecore_hwfn *p_hwfn, + u32 seg) +{ + struct ecore_cxt_mngr *p_cfg = p_hwfn->p_cxt_mngr; + u32 i; + + /* Find the protocol with tid count > 0 for this segment. + * Note: there can only be one and this is already validated. + */ + for (i = 0; i < MAX_CONN_TYPES; i++) { + if (p_cfg->conn_cfg[i].tid_seg[seg].count) + return &p_cfg->conn_cfg[i].tid_seg[seg]; + } + return OSAL_NULL; +} + +/* set the iids (cid/tid) count per protocol */ +void ecore_cxt_set_proto_cid_count(struct ecore_hwfn *p_hwfn, + enum protocol_type type, + u32 cid_count, u32 vf_cid_cnt) +{ + struct ecore_cxt_mngr *p_mgr = p_hwfn->p_cxt_mngr; + struct ecore_conn_type_cfg *p_conn = &p_mgr->conn_cfg[type]; + + p_conn->cid_count = ROUNDUP(cid_count, DQ_RANGE_ALIGN); + p_conn->cids_per_vf = ROUNDUP(vf_cid_cnt, DQ_RANGE_ALIGN); +} + +u32 ecore_cxt_get_proto_cid_count(struct ecore_hwfn *p_hwfn, + enum protocol_type type, u32 *vf_cid) +{ + if (vf_cid) + *vf_cid = p_hwfn->p_cxt_mngr->conn_cfg[type].cids_per_vf; + + return p_hwfn->p_cxt_mngr->conn_cfg[type].cid_count; +} + +u32 ecore_cxt_get_proto_cid_start(struct ecore_hwfn *p_hwfn, + enum protocol_type type) +{ + return p_hwfn->p_cxt_mngr->acquired[type].start_cid; +} + +static u32 ecore_cxt_get_proto_tid_count(struct ecore_hwfn *p_hwfn, + enum protocol_type type) +{ + u32 cnt = 0; + int i; + + for (i = 0; i < TASK_SEGMENTS; i++) + cnt += p_hwfn->p_cxt_mngr->conn_cfg[type].tid_seg[i].count; + + return cnt; +} + +static OSAL_INLINE void +ecore_cxt_set_proto_tid_count(struct ecore_hwfn *p_hwfn, + enum protocol_type proto, + u8 seg, u8 seg_type, u32 count, bool has_fl) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + struct ecore_tid_seg *p_seg = &p_mngr->conn_cfg[proto].tid_seg[seg]; + + p_seg->count = count; + p_seg->has_fl_mem = has_fl; + p_seg->type = seg_type; +} + +/* the *p_line parameter must be either 0 for the first invocation or the + * value returned in the previous invocation. + */ +static void ecore_ilt_cli_blk_fill(struct ecore_ilt_client_cfg *p_cli, + struct ecore_ilt_cli_blk *p_blk, + u32 start_line, + u32 total_size, u32 elem_size) +{ + u32 ilt_size = ILT_PAGE_IN_BYTES(p_cli->p_size.val); + + /* verfiy called once for each block */ + if (p_blk->total_size) + return; + + p_blk->total_size = total_size; + p_blk->real_size_in_page = 0; + if (elem_size) + p_blk->real_size_in_page = (ilt_size / elem_size) * elem_size; + p_blk->start_line = start_line; +} + +static void ecore_ilt_cli_adv_line(struct ecore_hwfn *p_hwfn, + struct ecore_ilt_client_cfg *p_cli, + struct ecore_ilt_cli_blk *p_blk, + u32 *p_line, enum ilt_clients client_id) +{ + if (!p_blk->total_size) + return; + + if (!p_cli->active) + p_cli->first.val = *p_line; + + p_cli->active = true; + *p_line += DIV_ROUND_UP(p_blk->total_size, p_blk->real_size_in_page); + p_cli->last.val = *p_line - 1; + + DP_VERBOSE(p_hwfn, ECORE_MSG_ILT, + "ILT[Client %d] - Lines: [%08x - %08x]. Block - Size %08x [Real %08x] Start line %d\n", + client_id, p_cli->first.val, p_cli->last.val, + p_blk->total_size, p_blk->real_size_in_page, + p_blk->start_line); +} + +static u32 ecore_ilt_get_dynamic_line_cnt(struct ecore_hwfn *p_hwfn, + enum ilt_clients ilt_client) +{ + u32 cid_count = p_hwfn->p_cxt_mngr->conn_cfg[PROTOCOLID_ROCE].cid_count; + struct ecore_ilt_client_cfg *p_cli; + u32 lines_to_skip = 0; + u32 cxts_per_p; + + /* TBD MK: ILT code should be simplified once PROTO enum is changed */ + + if (ilt_client == ILT_CLI_CDUC) { + p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC]; + + cxts_per_p = ILT_PAGE_IN_BYTES(p_cli->p_size.val) / + (u32)CONN_CXT_SIZE(p_hwfn); + + lines_to_skip = cid_count / cxts_per_p; + } + + return lines_to_skip; +} + +enum _ecore_status_t ecore_cxt_cfg_ilt_compute(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 curr_line, total, i, task_size, line; + struct ecore_ilt_client_cfg *p_cli; + struct ecore_ilt_cli_blk *p_blk; + struct ecore_cdu_iids cdu_iids; + struct ecore_src_iids src_iids; + struct ecore_qm_iids qm_iids; + struct ecore_tm_iids tm_iids; + struct ecore_tid_seg *p_seg; + + OSAL_MEM_ZERO(&qm_iids, sizeof(qm_iids)); + OSAL_MEM_ZERO(&cdu_iids, sizeof(cdu_iids)); + OSAL_MEM_ZERO(&src_iids, sizeof(src_iids)); + OSAL_MEM_ZERO(&tm_iids, sizeof(tm_iids)); + + p_mngr->pf_start_line = RESC_START(p_hwfn, ECORE_ILT); + + DP_VERBOSE(p_hwfn, ECORE_MSG_ILT, + "hwfn [%d] - Set context manager starting line to be 0x%08x\n", + p_hwfn->my_id, p_hwfn->p_cxt_mngr->pf_start_line); + + /* CDUC */ + p_cli = &p_mngr->clients[ILT_CLI_CDUC]; + + curr_line = p_mngr->pf_start_line; + + /* CDUC PF */ + p_cli->pf_total_lines = 0; + + /* get the counters for the CDUC,CDUC and QM clients */ + ecore_cxt_cdu_iids(p_mngr, &cdu_iids); + + p_blk = &p_cli->pf_blks[CDUC_BLK]; + + total = cdu_iids.pf_cids * CONN_CXT_SIZE(p_hwfn); + + ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line, + total, CONN_CXT_SIZE(p_hwfn)); + + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, ILT_CLI_CDUC); + p_cli->pf_total_lines = curr_line - p_blk->start_line; + + p_blk->dynamic_line_cnt = ecore_ilt_get_dynamic_line_cnt(p_hwfn, + ILT_CLI_CDUC); + + /* CDUC VF */ + p_blk = &p_cli->vf_blks[CDUC_BLK]; + total = cdu_iids.per_vf_cids * CONN_CXT_SIZE(p_hwfn); + + ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line, + total, CONN_CXT_SIZE(p_hwfn)); + + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, ILT_CLI_CDUC); + p_cli->vf_total_lines = curr_line - p_blk->start_line; + + for (i = 1; i < p_mngr->vf_count; i++) + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_CDUC); + + /* CDUT PF */ + p_cli = &p_mngr->clients[ILT_CLI_CDUT]; + p_cli->first.val = curr_line; + + /* first the 'working' task memory */ + for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) { + p_seg = ecore_cxt_tid_seg_info(p_hwfn, i); + if (!p_seg || p_seg->count == 0) + continue; + + p_blk = &p_cli->pf_blks[CDUT_SEG_BLK(i)]; + total = p_seg->count * p_mngr->task_type_size[p_seg->type]; + ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total, + p_mngr->task_type_size[p_seg->type]); + + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_CDUT); + } + + /* next the 'init' task memory (forced load memory) */ + for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) { + p_seg = ecore_cxt_tid_seg_info(p_hwfn, i); + if (!p_seg || p_seg->count == 0) + continue; + + p_blk = &p_cli->pf_blks[CDUT_FL_SEG_BLK(i, PF)]; + + if (!p_seg->has_fl_mem) { + /* The segment is active (total size pf 'working' + * memory is > 0) but has no FL (forced-load, Init) + * memory. Thus: + * + * 1. The total-size in the corrsponding FL block of + * the ILT client is set to 0 - No ILT line are + * provisioned and no ILT memory allocated. + * + * 2. The start-line of said block is set to the + * start line of the matching working memory + * block in the ILT client. This is later used to + * configure the CDU segment offset registers and + * results in an FL command for TIDs of this + * segment behaves as regular load commands + * (loading TIDs from the working memory). + */ + line = p_cli->pf_blks[CDUT_SEG_BLK(i)].start_line; + + ecore_ilt_cli_blk_fill(p_cli, p_blk, line, 0, 0); + continue; + } + total = p_seg->count * p_mngr->task_type_size[p_seg->type]; + + ecore_ilt_cli_blk_fill(p_cli, p_blk, + curr_line, total, + p_mngr->task_type_size[p_seg->type]); + + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_CDUT); + } + p_cli->pf_total_lines = curr_line - p_cli->pf_blks[0].start_line; + + /* CDUT VF */ + p_seg = ecore_cxt_tid_seg_info(p_hwfn, TASK_SEGMENT_VF); + if (p_seg && p_seg->count) { + /* Stricly speaking we need to iterate over all VF + * task segment types, but a VF has only 1 segment + */ + + /* 'working' memory */ + total = p_seg->count * p_mngr->task_type_size[p_seg->type]; + + p_blk = &p_cli->vf_blks[CDUT_SEG_BLK(0)]; + ecore_ilt_cli_blk_fill(p_cli, p_blk, + curr_line, total, + p_mngr->task_type_size[p_seg->type]); + + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_CDUT); + + /* 'init' memory */ + p_blk = &p_cli->vf_blks[CDUT_FL_SEG_BLK(0, VF)]; + if (!p_seg->has_fl_mem) { + /* see comment above */ + line = p_cli->vf_blks[CDUT_SEG_BLK(0)].start_line; + ecore_ilt_cli_blk_fill(p_cli, p_blk, line, 0, 0); + } else { + task_size = p_mngr->task_type_size[p_seg->type]; + ecore_ilt_cli_blk_fill(p_cli, p_blk, + curr_line, total, task_size); + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_CDUT); + } + p_cli->vf_total_lines = curr_line - + p_cli->vf_blks[0].start_line; + + /* Now for the rest of the VFs */ + for (i = 1; i < p_mngr->vf_count; i++) { + p_blk = &p_cli->vf_blks[CDUT_SEG_BLK(0)]; + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_CDUT); + + p_blk = &p_cli->vf_blks[CDUT_FL_SEG_BLK(0, VF)]; + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_CDUT); + } + } + + /* QM */ + p_cli = &p_mngr->clients[ILT_CLI_QM]; + p_blk = &p_cli->pf_blks[0]; + + ecore_cxt_qm_iids(p_hwfn, &qm_iids); + total = ecore_qm_pf_mem_size(p_hwfn->rel_pf_id, qm_iids.cids, + qm_iids.vf_cids, qm_iids.tids, + p_hwfn->qm_info.num_pqs, + p_hwfn->qm_info.num_vf_pqs); + + DP_VERBOSE(p_hwfn, ECORE_MSG_ILT, + "QM ILT Info, (cids=%d, vf_cids=%d, tids=%d, num_pqs=%d," + " num_vf_pqs=%d, memory_size=%d)\n", + qm_iids.cids, qm_iids.vf_cids, qm_iids.tids, + p_hwfn->qm_info.num_pqs, p_hwfn->qm_info.num_vf_pqs, total); + + ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total * 0x1000, + QM_PQ_ELEMENT_SIZE); + + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, ILT_CLI_QM); + p_cli->pf_total_lines = curr_line - p_blk->start_line; + + /* SRC */ + p_cli = &p_mngr->clients[ILT_CLI_SRC]; + ecore_cxt_src_iids(p_mngr, &src_iids); + + /* Both the PF and VFs searcher connections are stored in the per PF + * database. Thus sum the PF searcher cids and all the VFs searcher + * cids. + */ + total = src_iids.pf_cids + src_iids.per_vf_cids * p_mngr->vf_count; + if (total) { + u32 local_max = OSAL_MAX_T(u32, total, + SRC_MIN_NUM_ELEMS); + + total = OSAL_ROUNDUP_POW_OF_TWO(local_max); + + p_blk = &p_cli->pf_blks[0]; + ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line, + total * sizeof(struct src_ent), + sizeof(struct src_ent)); + + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_SRC); + p_cli->pf_total_lines = curr_line - p_blk->start_line; + } + + /* TM PF */ + p_cli = &p_mngr->clients[ILT_CLI_TM]; + ecore_cxt_tm_iids(p_mngr, &tm_iids); + total = tm_iids.pf_cids + tm_iids.pf_tids_total; + if (total) { + p_blk = &p_cli->pf_blks[0]; + ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line, + total * TM_ELEM_SIZE, TM_ELEM_SIZE); + + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_TM); + p_cli->pf_total_lines = curr_line - p_blk->start_line; + } + + /* TM VF */ + total = tm_iids.per_vf_cids + tm_iids.per_vf_tids; + if (total) { + p_blk = &p_cli->vf_blks[0]; + ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line, + total * TM_ELEM_SIZE, TM_ELEM_SIZE); + + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_TM); + p_cli->pf_total_lines = curr_line - p_blk->start_line; + + for (i = 1; i < p_mngr->vf_count; i++) { + ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, + ILT_CLI_TM); + } + } + + if (curr_line - p_hwfn->p_cxt_mngr->pf_start_line > + RESC_NUM(p_hwfn, ECORE_ILT)) { + DP_ERR(p_hwfn, "too many ilt lines...#lines=%d\n", + curr_line - p_hwfn->p_cxt_mngr->pf_start_line); + return ECORE_INVAL; + } + + return ECORE_SUCCESS; +} + +static void ecore_cxt_src_t2_free(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 i; + + if (!p_mngr->t2) + return; + + for (i = 0; i < p_mngr->t2_num_pages; i++) + if (p_mngr->t2[i].p_virt) + OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev, + p_mngr->t2[i].p_virt, + p_mngr->t2[i].p_phys, + p_mngr->t2[i].size); + + OSAL_FREE(p_hwfn->p_dev, p_mngr->t2); + p_mngr->t2 = OSAL_NULL; +} + +static enum _ecore_status_t ecore_cxt_src_t2_alloc(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 conn_num, total_size, ent_per_page, psz, i; + struct ecore_ilt_client_cfg *p_src; + struct ecore_src_iids src_iids; + struct ecore_dma_mem *p_t2; + enum _ecore_status_t rc; + + OSAL_MEM_ZERO(&src_iids, sizeof(src_iids)); + + /* if the SRC ILT client is inactive - there are no connection + * requiring the searcer, leave. + */ + p_src = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_SRC]; + if (!p_src->active) + return ECORE_SUCCESS; + + ecore_cxt_src_iids(p_mngr, &src_iids); + conn_num = src_iids.pf_cids + src_iids.per_vf_cids * p_mngr->vf_count; + total_size = conn_num * sizeof(struct src_ent); + + /* use the same page size as the SRC ILT client */ + psz = ILT_PAGE_IN_BYTES(p_src->p_size.val); + p_mngr->t2_num_pages = DIV_ROUND_UP(total_size, psz); + + /* allocate t2 */ + p_mngr->t2 = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, + p_mngr->t2_num_pages * + sizeof(struct ecore_dma_mem)); + if (!p_mngr->t2) { + DP_NOTICE(p_hwfn, true, "Failed to allocate t2 table\n"); + rc = ECORE_NOMEM; + goto t2_fail; + } + + /* allocate t2 pages */ + for (i = 0; i < p_mngr->t2_num_pages; i++) { + u32 size = OSAL_MIN_T(u32, total_size, psz); + void **p_virt = &p_mngr->t2[i].p_virt; + + *p_virt = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev, + &p_mngr->t2[i].p_phys, size); + if (!p_mngr->t2[i].p_virt) { + rc = ECORE_NOMEM; + goto t2_fail; + } + OSAL_MEM_ZERO(*p_virt, size); + p_mngr->t2[i].size = size; + total_size -= size; + } + + /* Set the t2 pointers */ + + /* entries per page - must be a power of two */ + ent_per_page = psz / sizeof(struct src_ent); + + p_mngr->first_free = (u64)p_mngr->t2[0].p_phys; + + p_t2 = &p_mngr->t2[(conn_num - 1) / ent_per_page]; + p_mngr->last_free = (u64)p_t2->p_phys + + ((conn_num - 1) & (ent_per_page - 1)) * sizeof(struct src_ent); + + for (i = 0; i < p_mngr->t2_num_pages; i++) { + u32 ent_num = OSAL_MIN_T(u32, ent_per_page, conn_num); + struct src_ent *entries = p_mngr->t2[i].p_virt; + u64 p_ent_phys = (u64)p_mngr->t2[i].p_phys, val; + u32 j; + + for (j = 0; j < ent_num - 1; j++) { + val = p_ent_phys + (j + 1) * sizeof(struct src_ent); + entries[j].next = OSAL_CPU_TO_BE64(val); + } + + if (i < p_mngr->t2_num_pages - 1) + val = (u64)p_mngr->t2[i + 1].p_phys; + else + val = 0; + entries[j].next = OSAL_CPU_TO_BE64(val); + + conn_num -= ent_per_page; + } + + return ECORE_SUCCESS; + +t2_fail: + ecore_cxt_src_t2_free(p_hwfn); + return rc; +} + +/* Total number of ILT lines used by this PF */ +static u32 ecore_cxt_ilt_shadow_size(struct ecore_ilt_client_cfg *ilt_clients) +{ + u32 size = 0; + u32 i; + + for (i = 0; i < ILT_CLI_MAX; i++) + if (!ilt_clients[i].active) + continue; + else + size += (ilt_clients[i].last.val - + ilt_clients[i].first.val + 1); + + return size; +} + +static void ecore_ilt_shadow_free(struct ecore_hwfn *p_hwfn) +{ + struct ecore_ilt_client_cfg *p_cli = p_hwfn->p_cxt_mngr->clients; + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 ilt_size, i; + + ilt_size = ecore_cxt_ilt_shadow_size(p_cli); + + for (i = 0; p_mngr->ilt_shadow && i < ilt_size; i++) { + struct ecore_dma_mem *p_dma = &p_mngr->ilt_shadow[i]; + + if (p_dma->p_virt) + OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev, + p_dma->p_virt, + p_dma->p_phys, p_dma->size); + p_dma->p_virt = OSAL_NULL; + } + OSAL_FREE(p_hwfn->p_dev, p_mngr->ilt_shadow); +} + +static enum _ecore_status_t +ecore_ilt_blk_alloc(struct ecore_hwfn *p_hwfn, + struct ecore_ilt_cli_blk *p_blk, + enum ilt_clients ilt_client, u32 start_line_offset) +{ + struct ecore_dma_mem *ilt_shadow = p_hwfn->p_cxt_mngr->ilt_shadow; + u32 lines, line, sz_left, lines_to_skip = 0; + + /* Special handling for RoCE that supports dynamic allocation */ + if (ilt_client == ILT_CLI_CDUT) + return ECORE_SUCCESS; + + lines_to_skip = p_blk->dynamic_line_cnt; + + if (!p_blk->total_size) + return ECORE_SUCCESS; + + sz_left = p_blk->total_size; + lines = DIV_ROUND_UP(sz_left, p_blk->real_size_in_page) - lines_to_skip; + line = p_blk->start_line + start_line_offset - + p_hwfn->p_cxt_mngr->pf_start_line + lines_to_skip; + + for (; lines; lines--) { + dma_addr_t p_phys; + void *p_virt; + u32 size; + + size = OSAL_MIN_T(u32, sz_left, p_blk->real_size_in_page); + +/* @DPDK */ +#define ILT_BLOCK_ALIGN_SIZE 0x1000 + p_virt = OSAL_DMA_ALLOC_COHERENT_ALIGNED(p_hwfn->p_dev, + &p_phys, size, + ILT_BLOCK_ALIGN_SIZE); + if (!p_virt) + return ECORE_NOMEM; + OSAL_MEM_ZERO(p_virt, size); + + ilt_shadow[line].p_phys = p_phys; + ilt_shadow[line].p_virt = p_virt; + ilt_shadow[line].size = size; + + DP_VERBOSE(p_hwfn, ECORE_MSG_ILT, + "ILT shadow: Line [%d] Physical 0x%" PRIx64 + " Virtual %p Size %d\n", + line, (u64)p_phys, p_virt, size); + + sz_left -= size; + line++; + } + + return ECORE_SUCCESS; +} + +static enum _ecore_status_t ecore_ilt_shadow_alloc(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + struct ecore_ilt_client_cfg *clients = p_mngr->clients; + struct ecore_ilt_cli_blk *p_blk; + enum _ecore_status_t rc; + u32 size, i, j, k; + + size = ecore_cxt_ilt_shadow_size(clients); + p_mngr->ilt_shadow = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, + size * sizeof(struct ecore_dma_mem)); + + if (!p_mngr->ilt_shadow) { + DP_NOTICE(p_hwfn, true, "Failed to allocate ilt shadow table"); + rc = ECORE_NOMEM; + goto ilt_shadow_fail; + } + + DP_VERBOSE(p_hwfn, ECORE_MSG_ILT, + "Allocated 0x%x bytes for ilt shadow\n", + (u32)(size * sizeof(struct ecore_dma_mem))); + + for (i = 0; i < ILT_CLI_MAX; i++) + if (!clients[i].active) { + continue; + } else { + for (j = 0; j < ILT_CLI_PF_BLOCKS; j++) { + p_blk = &clients[i].pf_blks[j]; + rc = ecore_ilt_blk_alloc(p_hwfn, p_blk, i, 0); + if (rc != ECORE_SUCCESS) + goto ilt_shadow_fail; + } + for (k = 0; k < p_mngr->vf_count; k++) { + for (j = 0; j < ILT_CLI_VF_BLOCKS; j++) { + u32 lines = clients[i].vf_total_lines * k; + + p_blk = &clients[i].vf_blks[j]; + rc = ecore_ilt_blk_alloc(p_hwfn, p_blk, + i, lines); + if (rc != ECORE_SUCCESS) + goto ilt_shadow_fail; + } + } + } + + return ECORE_SUCCESS; + +ilt_shadow_fail: + ecore_ilt_shadow_free(p_hwfn); + return rc; +} + +static void ecore_cid_map_free(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 type; + + for (type = 0; type < MAX_CONN_TYPES; type++) { + OSAL_FREE(p_hwfn->p_dev, p_mngr->acquired[type].cid_map); + p_mngr->acquired[type].max_count = 0; + p_mngr->acquired[type].start_cid = 0; + } +} + +static enum _ecore_status_t ecore_cid_map_alloc(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 start_cid = 0; + u32 type; + + for (type = 0; type < MAX_CONN_TYPES; type++) { + u32 cid_cnt = p_hwfn->p_cxt_mngr->conn_cfg[type].cid_count; + u32 size; + + if (cid_cnt == 0) + continue; + + size = MAP_WORD_SIZE * DIV_ROUND_UP(cid_cnt, BITS_PER_MAP_WORD); + p_mngr->acquired[type].cid_map = OSAL_ZALLOC(p_hwfn->p_dev, + GFP_KERNEL, size); + if (!p_mngr->acquired[type].cid_map) + goto cid_map_fail; + + p_mngr->acquired[type].max_count = cid_cnt; + p_mngr->acquired[type].start_cid = start_cid; + + p_hwfn->p_cxt_mngr->conn_cfg[type].cid_start = start_cid; + + DP_VERBOSE(p_hwfn, ECORE_MSG_CXT, + "Type %08x start: %08x count %08x\n", + type, p_mngr->acquired[type].start_cid, + p_mngr->acquired[type].max_count); + start_cid += cid_cnt; + } + + return ECORE_SUCCESS; + +cid_map_fail: + ecore_cid_map_free(p_hwfn); + return ECORE_NOMEM; +} + +enum _ecore_status_t ecore_cxt_mngr_alloc(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr; + u32 i; + + p_mngr = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*p_mngr)); + if (!p_mngr) { + DP_NOTICE(p_hwfn, true, + "Failed to allocate `struct ecore_cxt_mngr'\n"); + return ECORE_NOMEM; + } + + /* Initialize ILT client registers */ + p_mngr->clients[ILT_CLI_CDUC].first.reg = ILT_CFG_REG(CDUC, FIRST_ILT); + p_mngr->clients[ILT_CLI_CDUC].last.reg = ILT_CFG_REG(CDUC, LAST_ILT); + p_mngr->clients[ILT_CLI_CDUC].p_size.reg = ILT_CFG_REG(CDUC, P_SIZE); + + p_mngr->clients[ILT_CLI_QM].first.reg = ILT_CFG_REG(QM, FIRST_ILT); + p_mngr->clients[ILT_CLI_QM].last.reg = ILT_CFG_REG(QM, LAST_ILT); + p_mngr->clients[ILT_CLI_QM].p_size.reg = ILT_CFG_REG(QM, P_SIZE); + + p_mngr->clients[ILT_CLI_TM].first.reg = ILT_CFG_REG(TM, FIRST_ILT); + p_mngr->clients[ILT_CLI_TM].last.reg = ILT_CFG_REG(TM, LAST_ILT); + p_mngr->clients[ILT_CLI_TM].p_size.reg = ILT_CFG_REG(TM, P_SIZE); + + p_mngr->clients[ILT_CLI_SRC].first.reg = ILT_CFG_REG(SRC, FIRST_ILT); + p_mngr->clients[ILT_CLI_SRC].last.reg = ILT_CFG_REG(SRC, LAST_ILT); + p_mngr->clients[ILT_CLI_SRC].p_size.reg = ILT_CFG_REG(SRC, P_SIZE); + + p_mngr->clients[ILT_CLI_CDUT].first.reg = ILT_CFG_REG(CDUT, FIRST_ILT); + p_mngr->clients[ILT_CLI_CDUT].last.reg = ILT_CFG_REG(CDUT, LAST_ILT); + p_mngr->clients[ILT_CLI_CDUT].p_size.reg = ILT_CFG_REG(CDUT, P_SIZE); + + /* default ILT page size for all clients is 32K */ + for (i = 0; i < ILT_CLI_MAX; i++) + p_mngr->clients[i].p_size.val = ILT_DEFAULT_HW_P_SIZE; + + /* Initialize task sizes */ + p_mngr->task_type_size[0] = 512; /* @DPDK */ + p_mngr->task_type_size[1] = 128; /* @DPDK */ + + p_mngr->vf_count = p_hwfn->p_dev->sriov_info.total_vfs; + /* Set the cxt mangr pointer priori to further allocations */ + p_hwfn->p_cxt_mngr = p_mngr; + + return ECORE_SUCCESS; +} + +enum _ecore_status_t ecore_cxt_tables_alloc(struct ecore_hwfn *p_hwfn) +{ + enum _ecore_status_t rc; + + /* Allocate the ILT shadow table */ + rc = ecore_ilt_shadow_alloc(p_hwfn); + if (rc) { + DP_NOTICE(p_hwfn, true, "Failed to allocate ilt memory\n"); + goto tables_alloc_fail; + } + + /* Allocate the T2 table */ + rc = ecore_cxt_src_t2_alloc(p_hwfn); + if (rc) { + DP_NOTICE(p_hwfn, true, "Failed to allocate T2 memory\n"); + goto tables_alloc_fail; + } + + /* Allocate and initialize the acquired cids bitmaps */ + rc = ecore_cid_map_alloc(p_hwfn); + if (rc) { + DP_NOTICE(p_hwfn, true, "Failed to allocate cid maps\n"); + goto tables_alloc_fail; + } + + return ECORE_SUCCESS; + +tables_alloc_fail: + ecore_cxt_mngr_free(p_hwfn); + return rc; +} + +void ecore_cxt_mngr_free(struct ecore_hwfn *p_hwfn) +{ + if (!p_hwfn->p_cxt_mngr) + return; + + ecore_cid_map_free(p_hwfn); + ecore_cxt_src_t2_free(p_hwfn); + ecore_ilt_shadow_free(p_hwfn); + OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_cxt_mngr); + + p_hwfn->p_cxt_mngr = OSAL_NULL; +} + +void ecore_cxt_mngr_setup(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + int type; + + /* Reset acquired cids */ + for (type = 0; type < MAX_CONN_TYPES; type++) { + u32 cid_cnt = p_hwfn->p_cxt_mngr->conn_cfg[type].cid_count; + u32 i; + + if (cid_cnt == 0) + continue; + + for (i = 0; i < DIV_ROUND_UP(cid_cnt, BITS_PER_MAP_WORD); i++) + p_mngr->acquired[type].cid_map[i] = 0; + } +} + +/* HW initialization helper (per Block, per phase) */ + +/* CDU Common */ +#define CDUC_CXT_SIZE_SHIFT \ + CDU_REG_CID_ADDR_PARAMS_CONTEXT_SIZE_SHIFT + +#define CDUC_CXT_SIZE_MASK \ + (CDU_REG_CID_ADDR_PARAMS_CONTEXT_SIZE >> CDUC_CXT_SIZE_SHIFT) + +#define CDUC_BLOCK_WASTE_SHIFT \ + CDU_REG_CID_ADDR_PARAMS_BLOCK_WASTE_SHIFT + +#define CDUC_BLOCK_WASTE_MASK \ + (CDU_REG_CID_ADDR_PARAMS_BLOCK_WASTE >> CDUC_BLOCK_WASTE_SHIFT) + +#define CDUC_NCIB_SHIFT \ + CDU_REG_CID_ADDR_PARAMS_NCIB_SHIFT + +#define CDUC_NCIB_MASK \ + (CDU_REG_CID_ADDR_PARAMS_NCIB >> CDUC_NCIB_SHIFT) + +#define CDUT_TYPE0_CXT_SIZE_SHIFT \ + CDU_REG_SEGMENT0_PARAMS_T0_TID_SIZE_SHIFT + +#define CDUT_TYPE0_CXT_SIZE_MASK \ + (CDU_REG_SEGMENT0_PARAMS_T0_TID_SIZE >> \ + CDUT_TYPE0_CXT_SIZE_SHIFT) + +#define CDUT_TYPE0_BLOCK_WASTE_SHIFT \ + CDU_REG_SEGMENT0_PARAMS_T0_TID_BLOCK_WASTE_SHIFT + +#define CDUT_TYPE0_BLOCK_WASTE_MASK \ + (CDU_REG_SEGMENT0_PARAMS_T0_TID_BLOCK_WASTE >> \ + CDUT_TYPE0_BLOCK_WASTE_SHIFT) + +#define CDUT_TYPE0_NCIB_SHIFT \ + CDU_REG_SEGMENT0_PARAMS_T0_NUM_TIDS_IN_BLOCK_SHIFT + +#define CDUT_TYPE0_NCIB_MASK \ + (CDU_REG_SEGMENT0_PARAMS_T0_NUM_TIDS_IN_BLOCK >> \ + CDUT_TYPE0_NCIB_SHIFT) + +#define CDUT_TYPE1_CXT_SIZE_SHIFT \ + CDU_REG_SEGMENT1_PARAMS_T1_TID_SIZE_SHIFT + +#define CDUT_TYPE1_CXT_SIZE_MASK \ + (CDU_REG_SEGMENT1_PARAMS_T1_TID_SIZE >> \ + CDUT_TYPE1_CXT_SIZE_SHIFT) + +#define CDUT_TYPE1_BLOCK_WASTE_SHIFT \ + CDU_REG_SEGMENT1_PARAMS_T1_TID_BLOCK_WASTE_SHIFT + +#define CDUT_TYPE1_BLOCK_WASTE_MASK \ + (CDU_REG_SEGMENT1_PARAMS_T1_TID_BLOCK_WASTE >> \ + CDUT_TYPE1_BLOCK_WASTE_SHIFT) + +#define CDUT_TYPE1_NCIB_SHIFT \ + CDU_REG_SEGMENT1_PARAMS_T1_NUM_TIDS_IN_BLOCK_SHIFT + +#define CDUT_TYPE1_NCIB_MASK \ + (CDU_REG_SEGMENT1_PARAMS_T1_NUM_TIDS_IN_BLOCK >> \ + CDUT_TYPE1_NCIB_SHIFT) + +static void ecore_cdu_init_common(struct ecore_hwfn *p_hwfn) +{ + u32 page_sz, elems_per_page, block_waste, cxt_size, cdu_params = 0; + + /* CDUC - connection configuration */ + page_sz = p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC].p_size.val; + cxt_size = CONN_CXT_SIZE(p_hwfn); + elems_per_page = ILT_PAGE_IN_BYTES(page_sz) / cxt_size; + block_waste = ILT_PAGE_IN_BYTES(page_sz) - elems_per_page * cxt_size; + + SET_FIELD(cdu_params, CDUC_CXT_SIZE, cxt_size); + SET_FIELD(cdu_params, CDUC_BLOCK_WASTE, block_waste); + SET_FIELD(cdu_params, CDUC_NCIB, elems_per_page); + STORE_RT_REG(p_hwfn, CDU_REG_CID_ADDR_PARAMS_RT_OFFSET, cdu_params); + + /* CDUT - type-0 tasks configuration */ + page_sz = p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUT].p_size.val; + cxt_size = p_hwfn->p_cxt_mngr->task_type_size[0]; + elems_per_page = ILT_PAGE_IN_BYTES(page_sz) / cxt_size; + block_waste = ILT_PAGE_IN_BYTES(page_sz) - elems_per_page * cxt_size; + + /* cxt size and block-waste are multipes of 8 */ + cdu_params = 0; + SET_FIELD(cdu_params, CDUT_TYPE0_CXT_SIZE, (cxt_size >> 3)); + SET_FIELD(cdu_params, CDUT_TYPE0_BLOCK_WASTE, (block_waste >> 3)); + SET_FIELD(cdu_params, CDUT_TYPE0_NCIB, elems_per_page); + STORE_RT_REG(p_hwfn, CDU_REG_SEGMENT0_PARAMS_RT_OFFSET, cdu_params); + + /* CDUT - type-1 tasks configuration */ + cxt_size = p_hwfn->p_cxt_mngr->task_type_size[1]; + elems_per_page = ILT_PAGE_IN_BYTES(page_sz) / cxt_size; + block_waste = ILT_PAGE_IN_BYTES(page_sz) - elems_per_page * cxt_size; + + /* cxt size and block-waste are multipes of 8 */ + cdu_params = 0; + SET_FIELD(cdu_params, CDUT_TYPE1_CXT_SIZE, (cxt_size >> 3)); + SET_FIELD(cdu_params, CDUT_TYPE1_BLOCK_WASTE, (block_waste >> 3)); + SET_FIELD(cdu_params, CDUT_TYPE1_NCIB, elems_per_page); + STORE_RT_REG(p_hwfn, CDU_REG_SEGMENT1_PARAMS_RT_OFFSET, cdu_params); +} + +/* CDU PF */ +#define CDU_SEG_REG_TYPE_SHIFT CDU_SEG_TYPE_OFFSET_REG_TYPE_SHIFT +#define CDU_SEG_REG_TYPE_MASK 0x1 +#define CDU_SEG_REG_OFFSET_SHIFT 0 +#define CDU_SEG_REG_OFFSET_MASK CDU_SEG_TYPE_OFFSET_REG_OFFSET_MASK + +static void ecore_cdu_init_pf(struct ecore_hwfn *p_hwfn) +{ + struct ecore_ilt_client_cfg *p_cli; + struct ecore_tid_seg *p_seg; + u32 cdu_seg_params, offset; + int i; + + static const u32 rt_type_offset_arr[] = { + CDU_REG_PF_SEG0_TYPE_OFFSET_RT_OFFSET, + CDU_REG_PF_SEG1_TYPE_OFFSET_RT_OFFSET, + CDU_REG_PF_SEG2_TYPE_OFFSET_RT_OFFSET, + CDU_REG_PF_SEG3_TYPE_OFFSET_RT_OFFSET + }; + + static const u32 rt_type_offset_fl_arr[] = { + CDU_REG_PF_FL_SEG0_TYPE_OFFSET_RT_OFFSET, + CDU_REG_PF_FL_SEG1_TYPE_OFFSET_RT_OFFSET, + CDU_REG_PF_FL_SEG2_TYPE_OFFSET_RT_OFFSET, + CDU_REG_PF_FL_SEG3_TYPE_OFFSET_RT_OFFSET + }; + + p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUT]; + + /* There are initializations only for CDUT during pf Phase */ + for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) { + /* Segment 0 */ + p_seg = ecore_cxt_tid_seg_info(p_hwfn, i); + if (!p_seg) + continue; + + /* Note: start_line is already adjusted for the CDU + * segment register granularity, so we just need to + * divide. Adjustment is implicit as we assume ILT + * Page size is larger than 32K! + */ + offset = (ILT_PAGE_IN_BYTES(p_cli->p_size.val) * + (p_cli->pf_blks[CDUT_SEG_BLK(i)].start_line - + p_cli->first.val)) / CDUT_SEG_ALIGNMET_IN_BYTES; + + cdu_seg_params = 0; + SET_FIELD(cdu_seg_params, CDU_SEG_REG_TYPE, p_seg->type); + SET_FIELD(cdu_seg_params, CDU_SEG_REG_OFFSET, offset); + STORE_RT_REG(p_hwfn, rt_type_offset_arr[i], cdu_seg_params); + + offset = (ILT_PAGE_IN_BYTES(p_cli->p_size.val) * + (p_cli->pf_blks[CDUT_FL_SEG_BLK(i, PF)].start_line - + p_cli->first.val)) / CDUT_SEG_ALIGNMET_IN_BYTES; + + cdu_seg_params = 0; + SET_FIELD(cdu_seg_params, CDU_SEG_REG_TYPE, p_seg->type); + SET_FIELD(cdu_seg_params, CDU_SEG_REG_OFFSET, offset); + STORE_RT_REG(p_hwfn, rt_type_offset_fl_arr[i], cdu_seg_params); + } +} + +void ecore_qm_init_pf(struct ecore_hwfn *p_hwfn) +{ + struct ecore_qm_info *qm_info = &p_hwfn->qm_info; + struct ecore_qm_iids iids; + + OSAL_MEM_ZERO(&iids, sizeof(iids)); + ecore_cxt_qm_iids(p_hwfn, &iids); + + ecore_qm_pf_rt_init(p_hwfn, p_hwfn->p_main_ptt, p_hwfn->port_id, + p_hwfn->rel_pf_id, qm_info->max_phys_tcs_per_port, + p_hwfn->first_on_engine, + iids.cids, iids.vf_cids, iids.tids, + qm_info->start_pq, + qm_info->num_pqs - qm_info->num_vf_pqs, + qm_info->num_vf_pqs, + qm_info->start_vport, + qm_info->num_vports, qm_info->pf_wfq, + qm_info->pf_rl, p_hwfn->qm_info.qm_pq_params, + p_hwfn->qm_info.qm_vport_params); +} + +/* CM PF */ +static enum _ecore_status_t ecore_cm_init_pf(struct ecore_hwfn *p_hwfn) +{ + union ecore_qm_pq_params pq_params; + u16 pq; + + /* XCM pure-LB queue */ + OSAL_MEMSET(&pq_params, 0, sizeof(pq_params)); + pq_params.core.tc = LB_TC; + pq = ecore_get_qm_pq(p_hwfn, PROTOCOLID_CORE, &pq_params); + STORE_RT_REG(p_hwfn, XCM_REG_CON_PHY_Q3_RT_OFFSET, pq); + + return ECORE_SUCCESS; +} + +/* DQ PF */ +static void ecore_dq_init_pf(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 dq_pf_max_cid = 0, dq_vf_max_cid = 0; + + dq_pf_max_cid += (p_mngr->conn_cfg[0].cid_count >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_0_RT_OFFSET, dq_pf_max_cid); + + dq_vf_max_cid += (p_mngr->conn_cfg[0].cids_per_vf >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_0_RT_OFFSET, dq_vf_max_cid); + + dq_pf_max_cid += (p_mngr->conn_cfg[1].cid_count >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_1_RT_OFFSET, dq_pf_max_cid); + + dq_vf_max_cid += (p_mngr->conn_cfg[1].cids_per_vf >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_1_RT_OFFSET, dq_vf_max_cid); + + dq_pf_max_cid += (p_mngr->conn_cfg[2].cid_count >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_2_RT_OFFSET, dq_pf_max_cid); + + dq_vf_max_cid += (p_mngr->conn_cfg[2].cids_per_vf >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_2_RT_OFFSET, dq_vf_max_cid); + + dq_pf_max_cid += (p_mngr->conn_cfg[3].cid_count >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_3_RT_OFFSET, dq_pf_max_cid); + + dq_vf_max_cid += (p_mngr->conn_cfg[3].cids_per_vf >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_3_RT_OFFSET, dq_vf_max_cid); + + dq_pf_max_cid += (p_mngr->conn_cfg[4].cid_count >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_4_RT_OFFSET, dq_pf_max_cid); + + dq_vf_max_cid += (p_mngr->conn_cfg[4].cids_per_vf >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_4_RT_OFFSET, dq_vf_max_cid); + + dq_pf_max_cid += (p_mngr->conn_cfg[5].cid_count >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_5_RT_OFFSET, dq_pf_max_cid); + + dq_vf_max_cid += (p_mngr->conn_cfg[5].cids_per_vf >> DQ_RANGE_SHIFT); + STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_5_RT_OFFSET, dq_vf_max_cid); + + /* Connection types 6 & 7 are not in use, yet they must be configured + * as the highest possible connection. Not configuring them means the + * defaults will be used, and with a large number of cids a bug may + * occur, if the defaults will be smaller than dq_pf_max_cid / + * dq_vf_max_cid. + */ + STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_6_RT_OFFSET, dq_pf_max_cid); + STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_6_RT_OFFSET, dq_vf_max_cid); + + STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_7_RT_OFFSET, dq_pf_max_cid); + STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_7_RT_OFFSET, dq_vf_max_cid); +} + +static void ecore_ilt_bounds_init(struct ecore_hwfn *p_hwfn) +{ + struct ecore_ilt_client_cfg *ilt_clients; + int i; + + ilt_clients = p_hwfn->p_cxt_mngr->clients; + for (i = 0; i < ILT_CLI_MAX; i++) + if (!ilt_clients[i].active) { + continue; + } else { + STORE_RT_REG(p_hwfn, + ilt_clients[i].first.reg, + ilt_clients[i].first.val); + STORE_RT_REG(p_hwfn, + ilt_clients[i].last.reg, ilt_clients[i].last.val); + STORE_RT_REG(p_hwfn, + ilt_clients[i].p_size.reg, + ilt_clients[i].p_size.val); + } +} + +static void ecore_ilt_vf_bounds_init(struct ecore_hwfn *p_hwfn) +{ + struct ecore_ilt_client_cfg *p_cli; + u32 blk_factor; + + /* For simplicty we set the 'block' to be an ILT page */ + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_VF_BASE_RT_OFFSET, + p_hwfn->hw_info.first_vf_in_pf); + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_VF_LAST_ILT_RT_OFFSET, + p_hwfn->hw_info.first_vf_in_pf + + p_hwfn->p_dev->sriov_info.total_vfs); + + p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC]; + blk_factor = OSAL_LOG2(ILT_PAGE_IN_BYTES(p_cli->p_size.val) >> 10); + if (p_cli->active) { + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_CDUC_BLOCKS_FACTOR_RT_OFFSET, + blk_factor); + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_CDUC_NUMBER_OF_PF_BLOCKS_RT_OFFSET, + p_cli->pf_total_lines); + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_CDUC_VF_BLOCKS_RT_OFFSET, + p_cli->vf_total_lines); + } + + p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUT]; + blk_factor = OSAL_LOG2(ILT_PAGE_IN_BYTES(p_cli->p_size.val) >> 10); + if (p_cli->active) { + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_CDUT_BLOCKS_FACTOR_RT_OFFSET, + blk_factor); + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_CDUT_NUMBER_OF_PF_BLOCKS_RT_OFFSET, + p_cli->pf_total_lines); + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_CDUT_VF_BLOCKS_RT_OFFSET, + p_cli->vf_total_lines); + } + + p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_TM]; + blk_factor = OSAL_LOG2(ILT_PAGE_IN_BYTES(p_cli->p_size.val) >> 10); + if (p_cli->active) { + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_TM_BLOCKS_FACTOR_RT_OFFSET, blk_factor); + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_TM_NUMBER_OF_PF_BLOCKS_RT_OFFSET, + p_cli->pf_total_lines); + STORE_RT_REG(p_hwfn, + PSWRQ2_REG_TM_VF_BLOCKS_RT_OFFSET, + p_cli->vf_total_lines); + } +} + +/* ILT (PSWRQ2) PF */ +static void ecore_ilt_init_pf(struct ecore_hwfn *p_hwfn) +{ + struct ecore_ilt_client_cfg *clients; + struct ecore_cxt_mngr *p_mngr; + struct ecore_dma_mem *p_shdw; + u32 line, rt_offst, i; + + ecore_ilt_bounds_init(p_hwfn); + ecore_ilt_vf_bounds_init(p_hwfn); + + p_mngr = p_hwfn->p_cxt_mngr; + p_shdw = p_mngr->ilt_shadow; + clients = p_hwfn->p_cxt_mngr->clients; + + for (i = 0; i < ILT_CLI_MAX; i++) + if (!clients[i].active) { + continue; + } else { + /* Client's 1st val and RT array are absolute, ILT shadows' + * lines are relative. + */ + line = clients[i].first.val - p_mngr->pf_start_line; + rt_offst = PSWRQ2_REG_ILT_MEMORY_RT_OFFSET + + clients[i].first.val * ILT_ENTRY_IN_REGS; + + for (; line <= clients[i].last.val - p_mngr->pf_start_line; + line++, rt_offst += ILT_ENTRY_IN_REGS) { + u64 ilt_hw_entry = 0; + + /** p_virt could be OSAL_NULL incase of dynamic + * allocation + */ + if (p_shdw[line].p_virt != OSAL_NULL) { + SET_FIELD(ilt_hw_entry, ILT_ENTRY_VALID, 1ULL); + SET_FIELD(ilt_hw_entry, ILT_ENTRY_PHY_ADDR, + (p_shdw[line].p_phys >> 12)); + + DP_VERBOSE(p_hwfn, ECORE_MSG_ILT, + "Setting RT[0x%08x] from" + " ILT[0x%08x] [Client is %d] to" + " Physical addr: 0x%" PRIx64 "\n", + rt_offst, line, i, + (u64)(p_shdw[line].p_phys >> 12)); + } + + STORE_RT_REG_AGG(p_hwfn, rt_offst, ilt_hw_entry); + } + } +} + +/* SRC (Searcher) PF */ +static void ecore_src_init_pf(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 rounded_conn_num, conn_num, conn_max; + struct ecore_src_iids src_iids; + + OSAL_MEM_ZERO(&src_iids, sizeof(src_iids)); + ecore_cxt_src_iids(p_mngr, &src_iids); + conn_num = src_iids.pf_cids + src_iids.per_vf_cids * p_mngr->vf_count; + if (!conn_num) + return; + + conn_max = OSAL_MAX_T(u32, conn_num, SRC_MIN_NUM_ELEMS); + rounded_conn_num = OSAL_ROUNDUP_POW_OF_TWO(conn_max); + + STORE_RT_REG(p_hwfn, SRC_REG_COUNTFREE_RT_OFFSET, conn_num); + STORE_RT_REG(p_hwfn, SRC_REG_NUMBER_HASH_BITS_RT_OFFSET, + OSAL_LOG2(rounded_conn_num)); + + STORE_RT_REG_AGG(p_hwfn, SRC_REG_FIRSTFREE_RT_OFFSET, + p_hwfn->p_cxt_mngr->first_free); + STORE_RT_REG_AGG(p_hwfn, SRC_REG_LASTFREE_RT_OFFSET, + p_hwfn->p_cxt_mngr->last_free); +} + +/* Timers PF */ +#define TM_CFG_NUM_IDS_SHIFT 0 +#define TM_CFG_NUM_IDS_MASK 0xFFFFULL +#define TM_CFG_PRE_SCAN_OFFSET_SHIFT 16 +#define TM_CFG_PRE_SCAN_OFFSET_MASK 0x1FFULL +#define TM_CFG_PARENT_PF_SHIFT 25 +#define TM_CFG_PARENT_PF_MASK 0x7ULL + +#define TM_CFG_CID_PRE_SCAN_ROWS_SHIFT 30 +#define TM_CFG_CID_PRE_SCAN_ROWS_MASK 0x1FFULL + +#define TM_CFG_TID_OFFSET_SHIFT 30 +#define TM_CFG_TID_OFFSET_MASK 0x7FFFFULL +#define TM_CFG_TID_PRE_SCAN_ROWS_SHIFT 49 +#define TM_CFG_TID_PRE_SCAN_ROWS_MASK 0x1FFULL + +static void ecore_tm_init_pf(struct ecore_hwfn *p_hwfn) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 active_seg_mask = 0, tm_offset, rt_reg; + struct ecore_tm_iids tm_iids; + u64 cfg_word; + u8 i; + + OSAL_MEM_ZERO(&tm_iids, sizeof(tm_iids)); + ecore_cxt_tm_iids(p_mngr, &tm_iids); + + /* @@@TBD No pre-scan for now */ + + /* Note: We assume consecutive VFs for a PF */ + for (i = 0; i < p_mngr->vf_count; i++) { + cfg_word = 0; + SET_FIELD(cfg_word, TM_CFG_NUM_IDS, tm_iids.per_vf_cids); + SET_FIELD(cfg_word, TM_CFG_PRE_SCAN_OFFSET, 0); + SET_FIELD(cfg_word, TM_CFG_PARENT_PF, p_hwfn->rel_pf_id); + SET_FIELD(cfg_word, TM_CFG_CID_PRE_SCAN_ROWS, 0); + + rt_reg = TM_REG_CONFIG_CONN_MEM_RT_OFFSET + + (sizeof(cfg_word) / sizeof(u32)) * + (p_hwfn->hw_info.first_vf_in_pf + i); + STORE_RT_REG_AGG(p_hwfn, rt_reg, cfg_word); + } + + cfg_word = 0; + SET_FIELD(cfg_word, TM_CFG_NUM_IDS, tm_iids.pf_cids); + SET_FIELD(cfg_word, TM_CFG_PRE_SCAN_OFFSET, 0); + SET_FIELD(cfg_word, TM_CFG_PARENT_PF, 0); /* n/a for PF */ + SET_FIELD(cfg_word, TM_CFG_CID_PRE_SCAN_ROWS, 0); + + rt_reg = TM_REG_CONFIG_CONN_MEM_RT_OFFSET + + (sizeof(cfg_word) / sizeof(u32)) * + (NUM_OF_VFS(p_hwfn->p_dev) + p_hwfn->rel_pf_id); + STORE_RT_REG_AGG(p_hwfn, rt_reg, cfg_word); + + /* enale scan */ + STORE_RT_REG(p_hwfn, TM_REG_PF_ENABLE_CONN_RT_OFFSET, + tm_iids.pf_cids ? 0x1 : 0x0); + + /* @@@TBD how to enable the scan for the VFs */ + + tm_offset = tm_iids.per_vf_cids; + + /* Note: We assume consecutive VFs for a PF */ + for (i = 0; i < p_mngr->vf_count; i++) { + cfg_word = 0; + SET_FIELD(cfg_word, TM_CFG_NUM_IDS, tm_iids.per_vf_tids); + SET_FIELD(cfg_word, TM_CFG_PRE_SCAN_OFFSET, 0); + SET_FIELD(cfg_word, TM_CFG_PARENT_PF, p_hwfn->rel_pf_id); + SET_FIELD(cfg_word, TM_CFG_TID_OFFSET, tm_offset); + SET_FIELD(cfg_word, TM_CFG_TID_PRE_SCAN_ROWS, (u64)0); + + rt_reg = TM_REG_CONFIG_TASK_MEM_RT_OFFSET + + (sizeof(cfg_word) / sizeof(u32)) * + (p_hwfn->hw_info.first_vf_in_pf + i); + + STORE_RT_REG_AGG(p_hwfn, rt_reg, cfg_word); + } + + tm_offset = tm_iids.pf_cids; + for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) { + cfg_word = 0; + SET_FIELD(cfg_word, TM_CFG_NUM_IDS, tm_iids.pf_tids[i]); + SET_FIELD(cfg_word, TM_CFG_PRE_SCAN_OFFSET, 0); + SET_FIELD(cfg_word, TM_CFG_PARENT_PF, 0); + SET_FIELD(cfg_word, TM_CFG_TID_OFFSET, tm_offset); + SET_FIELD(cfg_word, TM_CFG_TID_PRE_SCAN_ROWS, (u64)0); + + rt_reg = TM_REG_CONFIG_TASK_MEM_RT_OFFSET + + (sizeof(cfg_word) / sizeof(u32)) * + (NUM_OF_VFS(p_hwfn->p_dev) + + p_hwfn->rel_pf_id * NUM_TASK_PF_SEGMENTS + i); + + STORE_RT_REG_AGG(p_hwfn, rt_reg, cfg_word); + active_seg_mask |= (tm_iids.pf_tids[i] ? (1 << i) : 0); + + tm_offset += tm_iids.pf_tids[i]; + } + + STORE_RT_REG(p_hwfn, TM_REG_PF_ENABLE_TASK_RT_OFFSET, active_seg_mask); + + /* @@@TBD how to enable the scan for the VFs */ +} + +static void ecore_prs_init_common(struct ecore_hwfn *p_hwfn) +{ +} + +void ecore_cxt_hw_init_common(struct ecore_hwfn *p_hwfn) +{ + /* CDU configuration */ + ecore_cdu_init_common(p_hwfn); + ecore_prs_init_common(p_hwfn); +} + +void ecore_cxt_hw_init_pf(struct ecore_hwfn *p_hwfn) +{ + ecore_qm_init_pf(p_hwfn); + ecore_cm_init_pf(p_hwfn); + ecore_dq_init_pf(p_hwfn); + ecore_cdu_init_pf(p_hwfn); + ecore_ilt_init_pf(p_hwfn); + ecore_src_init_pf(p_hwfn); + ecore_tm_init_pf(p_hwfn); +} + +enum _ecore_status_t ecore_cxt_acquire_cid(struct ecore_hwfn *p_hwfn, + enum protocol_type type, u32 *p_cid) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 rel_cid; + + if (type >= MAX_CONN_TYPES || !p_mngr->acquired[type].cid_map) { + DP_NOTICE(p_hwfn, true, "Invalid protocol type %d", type); + return ECORE_INVAL; + } + + rel_cid = OSAL_FIND_FIRST_ZERO_BIT(p_mngr->acquired[type].cid_map, + p_mngr->acquired[type].max_count); + + if (rel_cid >= p_mngr->acquired[type].max_count) { + DP_NOTICE(p_hwfn, false, "no CID available for protocol %d", + type); + return ECORE_NORESOURCES; + } + + OSAL_SET_BIT(rel_cid, p_mngr->acquired[type].cid_map); + + *p_cid = rel_cid + p_mngr->acquired[type].start_cid; + + return ECORE_SUCCESS; +} + +static bool ecore_cxt_test_cid_acquired(struct ecore_hwfn *p_hwfn, + u32 cid, enum protocol_type *p_type) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + struct ecore_cid_acquired_map *p_map; + enum protocol_type p; + u32 rel_cid; + + /* Iterate over protocols and find matching cid range */ + for (p = 0; p < MAX_CONN_TYPES; p++) { + p_map = &p_mngr->acquired[p]; + + if (!p_map->cid_map) + continue; + if (cid >= p_map->start_cid && + cid < p_map->start_cid + p_map->max_count) { + break; + } + } + *p_type = p; + + if (p == MAX_CONN_TYPES) { + DP_NOTICE(p_hwfn, true, "Invalid CID %d", cid); + return false; + } + rel_cid = cid - p_map->start_cid; + if (!OSAL_TEST_BIT(rel_cid, p_map->cid_map)) { + DP_NOTICE(p_hwfn, true, "CID %d not acquired", cid); + return false; + } + return true; +} + +void ecore_cxt_release_cid(struct ecore_hwfn *p_hwfn, u32 cid) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + enum protocol_type type; + bool b_acquired; + u32 rel_cid; + + /* Test acquired and find matching per-protocol map */ + b_acquired = ecore_cxt_test_cid_acquired(p_hwfn, cid, &type); + + if (!b_acquired) + return; + + rel_cid = cid - p_mngr->acquired[type].start_cid; + OSAL_CLEAR_BIT(rel_cid, p_mngr->acquired[type].cid_map); +} + +enum _ecore_status_t ecore_cxt_get_cid_info(struct ecore_hwfn *p_hwfn, + struct ecore_cxt_info *p_info) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 conn_cxt_size, hw_p_size, cxts_per_p, line; + enum protocol_type type; + bool b_acquired; + + /* Test acquired and find matching per-protocol map */ + b_acquired = ecore_cxt_test_cid_acquired(p_hwfn, p_info->iid, &type); + + if (!b_acquired) + return ECORE_INVAL; + + /* set the protocl type */ + p_info->type = type; + + /* compute context virtual pointer */ + hw_p_size = p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC].p_size.val; + + conn_cxt_size = CONN_CXT_SIZE(p_hwfn); + cxts_per_p = ILT_PAGE_IN_BYTES(hw_p_size) / conn_cxt_size; + line = p_info->iid / cxts_per_p; + + /* Make sure context is allocated (dynamic allocation) */ + if (!p_mngr->ilt_shadow[line].p_virt) + return ECORE_INVAL; + + p_info->p_cxt = (u8 *)p_mngr->ilt_shadow[line].p_virt + + p_info->iid % cxts_per_p * conn_cxt_size; + + DP_VERBOSE(p_hwfn, (ECORE_MSG_ILT | ECORE_MSG_CXT), + "Accessing ILT shadow[%d]: CXT pointer is at %p (for iid %d)\n", + (p_info->iid / cxts_per_p), p_info->p_cxt, p_info->iid); + + return ECORE_SUCCESS; +} + +enum _ecore_status_t ecore_cxt_set_pf_params(struct ecore_hwfn *p_hwfn) +{ + /* Set the number of required CORE connections */ + u32 core_cids = 1; /* SPQ */ + + ecore_cxt_set_proto_cid_count(p_hwfn, PROTOCOLID_CORE, core_cids, 0); + + switch (p_hwfn->hw_info.personality) { + case ECORE_PCI_ETH: + { + struct ecore_eth_pf_params *p_params = + &p_hwfn->pf_params.eth_pf_params; + + ecore_cxt_set_proto_cid_count(p_hwfn, + PROTOCOLID_ETH, + p_params->num_cons, 1); /* FIXME VF count... */ + + break; + } + default: + return ECORE_INVAL; + } + + return ECORE_SUCCESS; +} + +enum _ecore_status_t ecore_cxt_get_tid_mem_info(struct ecore_hwfn *p_hwfn, + struct ecore_tid_mem *p_info) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + u32 proto, seg, total_lines, i, shadow_line; + struct ecore_ilt_client_cfg *p_cli; + struct ecore_ilt_cli_blk *p_fl_seg; + struct ecore_tid_seg *p_seg_info; + + /* Verify the personality */ + switch (p_hwfn->hw_info.personality) { + default: + return ECORE_INVAL; + } + + p_cli = &p_mngr->clients[ILT_CLI_CDUT]; + if (!p_cli->active) + return ECORE_INVAL; + + p_seg_info = &p_mngr->conn_cfg[proto].tid_seg[seg]; + if (!p_seg_info->has_fl_mem) + return ECORE_INVAL; + + p_fl_seg = &p_cli->pf_blks[CDUT_FL_SEG_BLK(seg, PF)]; + total_lines = DIV_ROUND_UP(p_fl_seg->total_size, + p_fl_seg->real_size_in_page); + + for (i = 0; i < total_lines; i++) { + shadow_line = i + p_fl_seg->start_line - + p_hwfn->p_cxt_mngr->pf_start_line; + p_info->blocks[i] = p_mngr->ilt_shadow[shadow_line].p_virt; + } + p_info->waste = ILT_PAGE_IN_BYTES(p_cli->p_size.val) - + p_fl_seg->real_size_in_page; + p_info->tid_size = p_mngr->task_type_size[p_seg_info->type]; + p_info->num_tids_per_block = p_fl_seg->real_size_in_page / + p_info->tid_size; + + return ECORE_SUCCESS; +} + +/* This function is very RoCE oriented, if another protocol in the future + * will want this feature we'll need to modify the function to be more generic + */ +static enum _ecore_status_t +ecore_cxt_free_ilt_range(struct ecore_hwfn *p_hwfn, + enum ecore_cxt_elem_type elem_type, + u32 start_iid, u32 count) +{ + u32 reg_offset, elem_size, hw_p_size, elems_per_p; + u32 start_line, end_line, shadow_start_line, shadow_end_line; + struct ecore_ilt_client_cfg *p_cli; + struct ecore_ilt_cli_blk *p_blk; + u32 end_iid = start_iid + count; + struct ecore_ptt *p_ptt; + u64 ilt_hw_entry = 0; + u32 i; + + if (elem_type == ECORE_ELEM_CXT) { + p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC]; + elem_size = CONN_CXT_SIZE(p_hwfn); + p_blk = &p_cli->pf_blks[CDUC_BLK]; + } + + /* Calculate line in ilt */ + hw_p_size = p_cli->p_size.val; + elems_per_p = ILT_PAGE_IN_BYTES(hw_p_size) / elem_size; + start_line = p_blk->start_line + (start_iid / elems_per_p); + end_line = p_blk->start_line + (end_iid / elems_per_p); + if (((end_iid + 1) / elems_per_p) != (end_iid / elems_per_p)) + end_line--; + + shadow_start_line = start_line - p_hwfn->p_cxt_mngr->pf_start_line; + shadow_end_line = end_line - p_hwfn->p_cxt_mngr->pf_start_line; + + p_ptt = ecore_ptt_acquire(p_hwfn); + if (!p_ptt) { + DP_NOTICE(p_hwfn, false, + "ECORE_TIME_OUT on ptt acquire - dynamic allocation"); + return ECORE_TIMEOUT; + } + + for (i = shadow_start_line; i < shadow_end_line; i++) { + if (!p_hwfn->p_cxt_mngr->ilt_shadow[i].p_virt) + continue; + + OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev, + p_hwfn->p_cxt_mngr->ilt_shadow[i].p_virt, + p_hwfn->p_cxt_mngr->ilt_shadow[i].p_phys, + p_hwfn->p_cxt_mngr->ilt_shadow[i].size); + + p_hwfn->p_cxt_mngr->ilt_shadow[i].p_virt = OSAL_NULL; + p_hwfn->p_cxt_mngr->ilt_shadow[i].p_phys = 0; + p_hwfn->p_cxt_mngr->ilt_shadow[i].size = 0; + + /* compute absolute offset */ + reg_offset = PSWRQ2_REG_ILT_MEMORY + + ((start_line++) * ILT_REG_SIZE_IN_BYTES * + ILT_ENTRY_IN_REGS); + + ecore_wr(p_hwfn, p_ptt, reg_offset, U64_LO(ilt_hw_entry)); + ecore_wr(p_hwfn, p_ptt, reg_offset + ILT_REG_SIZE_IN_BYTES, + U64_HI(ilt_hw_entry)); + } + + ecore_ptt_release(p_hwfn, p_ptt); + + return ECORE_SUCCESS; +} + +enum _ecore_status_t ecore_cxt_free_proto_ilt(struct ecore_hwfn *p_hwfn, + enum protocol_type proto) +{ + enum _ecore_status_t rc; + u32 cid; + + /* Free Connection CXT */ + rc = ecore_cxt_free_ilt_range(p_hwfn, ECORE_ELEM_CXT, + ecore_cxt_get_proto_cid_start(p_hwfn, + proto), + ecore_cxt_get_proto_cid_count(p_hwfn, + proto, + &cid)); + + if (rc) + return rc; + + /* Free Task CXT */ + rc = ecore_cxt_free_ilt_range(p_hwfn, ECORE_ELEM_TASK, 0, + ecore_cxt_get_proto_tid_count(p_hwfn, + proto)); + + return rc; +} + +enum _ecore_status_t ecore_cxt_get_task_ctx(struct ecore_hwfn *p_hwfn, + u32 tid, + u8 ctx_type, void **pp_task_ctx) +{ + struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; + struct ecore_ilt_client_cfg *p_cli; + struct ecore_ilt_cli_blk *p_seg; + struct ecore_tid_seg *p_seg_info; + u32 proto, seg; + u32 total_lines; + u32 tid_size, ilt_idx; + u32 num_tids_per_block; + + /* Verify the personality */ + switch (p_hwfn->hw_info.personality) { + default: + return ECORE_INVAL; + } + + p_cli = &p_mngr->clients[ILT_CLI_CDUT]; + if (!p_cli->active) + return ECORE_INVAL; + + p_seg_info = &p_mngr->conn_cfg[proto].tid_seg[seg]; + + if (ctx_type == ECORE_CTX_WORKING_MEM) { + p_seg = &p_cli->pf_blks[CDUT_SEG_BLK(seg)]; + } else if (ctx_type == ECORE_CTX_FL_MEM) { + if (!p_seg_info->has_fl_mem) + return ECORE_INVAL; + p_seg = &p_cli->pf_blks[CDUT_FL_SEG_BLK(seg, PF)]; + } else { + return ECORE_INVAL; + } + total_lines = DIV_ROUND_UP(p_seg->total_size, p_seg->real_size_in_page); + tid_size = p_mngr->task_type_size[p_seg_info->type]; + num_tids_per_block = p_seg->real_size_in_page / tid_size; + + if (total_lines < tid / num_tids_per_block) + return ECORE_INVAL; + + ilt_idx = tid / num_tids_per_block + p_seg->start_line - + p_mngr->pf_start_line; + *pp_task_ctx = (u8 *)p_mngr->ilt_shadow[ilt_idx].p_virt + + (tid % num_tids_per_block) * tid_size; + + return ECORE_SUCCESS; +} |