From b609507b7c2ddc9e29943752f919a9bcdc5551a7 Mon Sep 17 00:00:00 2001 From: Sunil Kumar Kori Date: Tue, 12 Oct 2021 12:35:54 +0530 Subject: [PATCH] common/cnxk: support bandwidth profiles connection To maintain chain of bandwidth profiles, they needs to be connected. Implement RoC API to connect two bandwidth profiles at different levels. Signed-off-by: Sunil Kumar Kori Acked-by: Jerin Jacob --- drivers/common/cnxk/roc_nix.h | 6 ++++++ drivers/common/cnxk/roc_nix_bpf.c | 36 +++++++++++++++++++++++++++++++ drivers/common/cnxk/version.map | 1 + 3 files changed, 43 insertions(+) diff --git a/drivers/common/cnxk/roc_nix.h b/drivers/common/cnxk/roc_nix.h index d125941c5c..be24d20462 100644 --- a/drivers/common/cnxk/roc_nix.h +++ b/drivers/common/cnxk/roc_nix.h @@ -7,6 +7,7 @@ /* Constants */ #define ROC_NIX_BPF_PER_PFFUNC 64 +#define ROC_NIX_BPF_ID_INVALID 0xFFFF #define ROC_NIX_BPF_LEVEL_IDX_INVALID 0xFF #define ROC_NIX_BPF_LEVEL_MAX 3 @@ -629,6 +630,11 @@ int __roc_api roc_nix_bpf_pre_color_tbl_setup( struct roc_nix *roc_nix, uint16_t id, enum roc_nix_bpf_level_flag lvl_flag, struct roc_nix_bpf_precolor *tbl); +/* Use ROC_NIX_BPF_ID_INVALID as dst_id to disconnect */ +int __roc_api roc_nix_bpf_connect(struct roc_nix *roc_nix, + enum roc_nix_bpf_level_flag lvl_flag, + uint16_t src_id, uint16_t dst_id); + uint8_t __roc_api roc_nix_bpf_level_to_idx(enum roc_nix_bpf_level_flag lvl_flag); diff --git a/drivers/common/cnxk/roc_nix_bpf.c b/drivers/common/cnxk/roc_nix_bpf.c index 8c84bbb656..807723f7b7 100644 --- a/drivers/common/cnxk/roc_nix_bpf.c +++ b/drivers/common/cnxk/roc_nix_bpf.c @@ -767,3 +767,39 @@ roc_nix_bpf_pre_color_tbl_setup(struct roc_nix *roc_nix, uint16_t id, exit: return rc; } + +int +roc_nix_bpf_connect(struct roc_nix *roc_nix, + enum roc_nix_bpf_level_flag lvl_flag, uint16_t src_id, + uint16_t dst_id) +{ + struct mbox *mbox = get_mbox(roc_nix); + struct nix_cn10k_aq_enq_req *aq; + uint8_t level_idx; + + if (roc_model_is_cn9k()) + return NIX_ERR_HW_NOTSUP; + + level_idx = roc_nix_bpf_level_to_idx(lvl_flag); + if (level_idx == ROC_NIX_BPF_LEVEL_IDX_INVALID) + return NIX_ERR_PARAM; + + aq = mbox_alloc_msg_nix_cn10k_aq_enq(mbox); + if (aq == NULL) + return -ENOSPC; + aq->qidx = (sw_to_hw_lvl_map[level_idx] << 14) | src_id; + aq->ctype = NIX_AQ_CTYPE_BAND_PROF; + aq->op = NIX_AQ_INSTOP_WRITE; + + if (dst_id == ROC_NIX_BPF_ID_INVALID) { + aq->prof.hl_en = false; + aq->prof_mask.hl_en = ~(aq->prof_mask.hl_en); + } else { + aq->prof.hl_en = true; + aq->prof.band_prof_id = dst_id; + aq->prof_mask.hl_en = ~(aq->prof_mask.hl_en); + aq->prof_mask.band_prof_id = ~(aq->prof_mask.band_prof_id); + } + + return mbox_process(mbox); +} diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map index 836cbec4dc..dfd2cdc287 100644 --- a/drivers/common/cnxk/version.map +++ b/drivers/common/cnxk/version.map @@ -84,6 +84,7 @@ INTERNAL { roc_se_ciph_key_set; roc_nix_bpf_alloc; roc_nix_bpf_config; + roc_nix_bpf_connect; roc_nix_bpf_count_get; roc_nix_bpf_dump; roc_nix_bpf_ena_dis; -- 2.20.1