diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index 7ceb2b97538d..cff141077558 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -185,6 +185,10 @@ void qed_resc_free(struct qed_dev *cdev) qed_iscsi_free(p_hwfn); qed_ooo_free(p_hwfn); } + + if (QED_IS_RDMA_PERSONALITY(p_hwfn)) + qed_rdma_info_free(p_hwfn); + qed_iov_free(p_hwfn); qed_l2_free(p_hwfn); qed_dmae_info_free(p_hwfn); @@ -1081,6 +1085,12 @@ int qed_resc_alloc(struct qed_dev *cdev) goto alloc_err; } + if (QED_IS_RDMA_PERSONALITY(p_hwfn)) { + rc = qed_rdma_info_alloc(p_hwfn); + if (rc) + goto alloc_err; + } + /* DMA info initialization */ rc = qed_dmae_info_alloc(p_hwfn); if (rc) @@ -2102,11 +2112,8 @@ int qed_hw_start_fastpath(struct qed_hwfn *p_hwfn) if (!p_ptt) return -EAGAIN; - /* If roce info is allocated it means roce is initialized and should - * be enabled in searcher. - */ if (p_hwfn->p_rdma_info && - p_hwfn->b_rdma_enabled_in_prs) + p_hwfn->p_rdma_info->active && p_hwfn->b_rdma_enabled_in_prs) qed_wr(p_hwfn, p_ptt, p_hwfn->rdma_prs_search_reg, 0x1); /* Re-open incoming traffic */ diff --git a/drivers/net/ethernet/qlogic/qed/qed_rdma.c b/drivers/net/ethernet/qlogic/qed/qed_rdma.c index 62113438c880..7873d6dfd91f 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_rdma.c +++ b/drivers/net/ethernet/qlogic/qed/qed_rdma.c @@ -140,22 +140,34 @@ static u32 qed_rdma_get_sb_id(void *p_hwfn, u32 rel_sb_id) return FEAT_NUM((struct qed_hwfn *)p_hwfn, QED_PF_L2_QUE) + rel_sb_id; } -static int qed_rdma_alloc(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - struct qed_rdma_start_in_params *params) +int qed_rdma_info_alloc(struct qed_hwfn *p_hwfn) { struct qed_rdma_info *p_rdma_info; + + p_rdma_info = kzalloc(sizeof(*p_rdma_info), GFP_KERNEL); + if (!p_rdma_info) + return -ENOMEM; + + spin_lock_init(&p_rdma_info->lock); + + p_hwfn->p_rdma_info = p_rdma_info; + return 0; +} + +void qed_rdma_info_free(struct qed_hwfn *p_hwfn) +{ + kfree(p_hwfn->p_rdma_info); + p_hwfn->p_rdma_info = NULL; +} + +static int qed_rdma_alloc(struct qed_hwfn *p_hwfn) +{ + struct qed_rdma_info *p_rdma_info = p_hwfn->p_rdma_info; u32 num_cons, num_tasks; int rc = -ENOMEM; DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Allocating RDMA\n"); - /* Allocate a struct with current pf rdma info */ - p_rdma_info = kzalloc(sizeof(*p_rdma_info), GFP_KERNEL); - if (!p_rdma_info) - return rc; - - p_hwfn->p_rdma_info = p_rdma_info; if (QED_IS_IWARP_PERSONALITY(p_hwfn)) p_rdma_info->proto = PROTOCOLID_IWARP; else @@ -183,7 +195,7 @@ static int qed_rdma_alloc(struct qed_hwfn *p_hwfn, /* Allocate a struct with device params and fill it */ p_rdma_info->dev = kzalloc(sizeof(*p_rdma_info->dev), GFP_KERNEL); if (!p_rdma_info->dev) - goto free_rdma_info; + return rc; /* Allocate a struct with port params and fill it */ p_rdma_info->port = kzalloc(sizeof(*p_rdma_info->port), GFP_KERNEL); @@ -298,8 +310,6 @@ static int qed_rdma_alloc(struct qed_hwfn *p_hwfn, kfree(p_rdma_info->port); free_rdma_dev: kfree(p_rdma_info->dev); -free_rdma_info: - kfree(p_rdma_info); return rc; } @@ -370,8 +380,6 @@ static void qed_rdma_resc_free(struct qed_hwfn *p_hwfn) kfree(p_rdma_info->port); kfree(p_rdma_info->dev); - - kfree(p_rdma_info); } static void qed_rdma_free_tid(void *rdma_cxt, u32 itid) @@ -679,8 +687,6 @@ static int qed_rdma_setup(struct qed_hwfn *p_hwfn, DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "RDMA setup\n"); - spin_lock_init(&p_hwfn->p_rdma_info->lock); - qed_rdma_init_devinfo(p_hwfn, params); qed_rdma_init_port(p_hwfn); qed_rdma_init_events(p_hwfn, params); @@ -727,7 +733,7 @@ static int qed_rdma_stop(void *rdma_cxt) /* Disable RoCE search */ qed_wr(p_hwfn, p_ptt, p_hwfn->rdma_prs_search_reg, 0); p_hwfn->b_rdma_enabled_in_prs = false; - + p_hwfn->p_rdma_info->active = 0; qed_wr(p_hwfn, p_ptt, PRS_REG_ROCE_DEST_QP_MAX_PF, 0); ll2_ethertype_en = qed_rd(p_hwfn, p_ptt, PRS_REG_LIGHT_L2_ETHERTYPE_EN); @@ -1236,7 +1242,8 @@ qed_rdma_create_qp(void *rdma_cxt, u8 max_stats_queues; int rc; - if (!rdma_cxt || !in_params || !out_params || !p_hwfn->p_rdma_info) { + if (!rdma_cxt || !in_params || !out_params || + !p_hwfn->p_rdma_info->active) { DP_ERR(p_hwfn->cdev, "qed roce create qp failed due to NULL entry (rdma_cxt=%p, in=%p, out=%p, roce_info=?\n", rdma_cxt, in_params, out_params); @@ -1802,8 +1809,8 @@ bool qed_rdma_allocated_qps(struct qed_hwfn *p_hwfn) { bool result; - /* if rdma info has not been allocated, naturally there are no qps */ - if (!p_hwfn->p_rdma_info) + /* if rdma wasn't activated yet, naturally there are no qps */ + if (!p_hwfn->p_rdma_info->active) return false; spin_lock_bh(&p_hwfn->p_rdma_info->lock); @@ -1849,7 +1856,7 @@ static int qed_rdma_start(void *rdma_cxt, if (!p_ptt) goto err; - rc = qed_rdma_alloc(p_hwfn, p_ptt, params); + rc = qed_rdma_alloc(p_hwfn); if (rc) goto err1; @@ -1858,6 +1865,7 @@ static int qed_rdma_start(void *rdma_cxt, goto err2; qed_ptt_release(p_hwfn, p_ptt); + p_hwfn->p_rdma_info->active = 1; return rc; diff --git a/drivers/net/ethernet/qlogic/qed/qed_rdma.h b/drivers/net/ethernet/qlogic/qed/qed_rdma.h index 6f722ee8ee94..50d609c0e108 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_rdma.h +++ b/drivers/net/ethernet/qlogic/qed/qed_rdma.h @@ -102,6 +102,7 @@ struct qed_rdma_info { u16 max_queue_zones; enum protocol_type proto; struct qed_iwarp_info iwarp; + u8 active:1; }; struct qed_rdma_qp { @@ -176,10 +177,14 @@ struct qed_rdma_qp { #if IS_ENABLED(CONFIG_QED_RDMA) void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); void qed_rdma_dpm_conf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); +int qed_rdma_info_alloc(struct qed_hwfn *p_hwfn); +void qed_rdma_info_free(struct qed_hwfn *p_hwfn); #else static inline void qed_rdma_dpm_conf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) {} static inline void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) {} +static inline int qed_rdma_info_alloc(struct qed_hwfn *p_hwfn) {return -EINVAL} +static inline void qed_rdma_info_free(struct qed_hwfn *p_hwfn) {} #endif int