From patchwork Thu Apr 1 09:47:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nithin Dabilpuram X-Patchwork-Id: 90314 Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 86EE2A0548; Thu, 1 Apr 2021 11:51:41 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 88AE6140E8C; Thu, 1 Apr 2021 11:49:25 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by mails.dpdk.org (Postfix) with ESMTP id A34DF140F4B for ; Thu, 1 Apr 2021 11:49:23 +0200 (CEST) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 1319fDMD031149 for ; Thu, 1 Apr 2021 02:49:23 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=pfpt0220; bh=BCxTosCJ5ULwXE1Iuqb60Se3GSQCFnYpSdHGYJ4pPGo=; b=ehss8DhkYx1iL5xJEPLZ/NKtkr8efHlrmQZSn8vVG7ySViWO49/P2kL/ASCwKggZE568 o7SktLqlPi7XbI7ey1rd8dccyy2l6mKwMzk+D4eXM3D5GllRmVYvm7uJsmHktJnpttD0 xNBpY44rXzG9econ90aDzw3kySzPIphfZAx9pFKFn9UARqiqZLJ0LbDhtZuMPCrrFkK3 xbtklBfcD/0PpL8JhwhVyCeaA0pvuuXPvjgkg3Te3vxsr14UcLJWfYf6ElFIio6efgYB lKBIWJ05lGQbmzZKrusfFbblJO8UNDvsoBe0p1p5n+CgrZyHStDTd5LSBT3awwRRk/mZ wg== Received: from dc5-exch01.marvell.com ([199.233.59.181]) by mx0b-0016f401.pphosted.com with ESMTP id 37n28jhw8b-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Thu, 01 Apr 2021 02:49:23 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 1 Apr 2021 02:49:20 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 1 Apr 2021 02:49:20 -0700 Received: from hyd1588t430.marvell.com (unknown [10.29.52.204]) by maili.marvell.com (Postfix) with ESMTP id 5E9373F703F; Thu, 1 Apr 2021 02:49:18 -0700 (PDT) From: Nithin Dabilpuram To: CC: , , , , , , Date: Thu, 1 Apr 2021 15:17:12 +0530 Message-ID: <20210401094739.22714-26-ndabilpuram@marvell.com> X-Mailer: git-send-email 2.8.4 In-Reply-To: <20210401094739.22714-1-ndabilpuram@marvell.com> References: <20210305133918.8005-1-ndabilpuram@marvell.com> <20210401094739.22714-1-ndabilpuram@marvell.com> MIME-Version: 1.0 X-Proofpoint-GUID: TpEWV5f3PNp8qRKQAsf70rI8LNNsA8QV X-Proofpoint-ORIG-GUID: TpEWV5f3PNp8qRKQAsf70rI8LNNsA8QV X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369, 18.0.761 definitions=2021-04-01_04:2021-03-31, 2021-04-01 signatures=0 Subject: [dpdk-dev] [PATCH v2 25/52] common/cnxk: add nix ptp support X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Sunil Kumar Kori Add support to enable/disable Rx and Tx PTP timestamping support. Also provide API's to register ptp info callbacks to get config change update from Kernel. Signed-off-by: Sunil Kumar Kori --- drivers/common/cnxk/meson.build | 1 + drivers/common/cnxk/roc_nix.h | 16 +++++ drivers/common/cnxk/roc_nix_ptp.c | 122 ++++++++++++++++++++++++++++++++++++++ drivers/common/cnxk/version.map | 6 ++ 4 files changed, 145 insertions(+) create mode 100644 drivers/common/cnxk/roc_nix_ptp.c diff --git a/drivers/common/cnxk/meson.build b/drivers/common/cnxk/meson.build index b4cdf00..8682b93 100644 --- a/drivers/common/cnxk/meson.build +++ b/drivers/common/cnxk/meson.build @@ -26,6 +26,7 @@ sources = files('roc_dev.c', 'roc_nix_mac.c', 'roc_nix_mcast.c', 'roc_nix_npc.c', + 'roc_nix_ptp.c', 'roc_nix_queue.c', 'roc_nix_rss.c', 'roc_npa.c', diff --git a/drivers/common/cnxk/roc_nix.h b/drivers/common/cnxk/roc_nix.h index 83388ce..3cc1797 100644 --- a/drivers/common/cnxk/roc_nix.h +++ b/drivers/common/cnxk/roc_nix.h @@ -17,6 +17,11 @@ enum roc_nix_sq_max_sqe_sz { roc_nix_maxsqesz_w8 = NIX_MAXSQESZ_W8, }; +/* Range to adjust PTP frequency. Valid range is + * (-ROC_NIX_PTP_FREQ_ADJUST, ROC_NIX_PTP_FREQ_ADJUST) + */ +#define ROC_NIX_PTP_FREQ_ADJUST (1 << 9) + /* NIX LF RX offload configuration flags. * These are input flags to roc_nix_lf_alloc:rx_cfg */ @@ -244,6 +249,17 @@ int __roc_api roc_nix_cq_fini(struct roc_nix_cq *cq); int __roc_api roc_nix_sq_init(struct roc_nix *roc_nix, struct roc_nix_sq *sq); int __roc_api roc_nix_sq_fini(struct roc_nix_sq *sq); +/* PTP */ +int __roc_api roc_nix_ptp_rx_ena_dis(struct roc_nix *roc_nix, int enable); +int __roc_api roc_nix_ptp_tx_ena_dis(struct roc_nix *roc_nix, int enable); +int __roc_api roc_nix_ptp_clock_read(struct roc_nix *roc_nix, uint64_t *clock, + uint64_t *tsc, uint8_t is_pmu); +int __roc_api roc_nix_ptp_sync_time_adjust(struct roc_nix *roc_nix, + int64_t delta); +int __roc_api roc_nix_ptp_info_cb_register(struct roc_nix *roc_nix, + ptp_info_update_t ptp_update); +void __roc_api roc_nix_ptp_info_cb_unregister(struct roc_nix *roc_nix); + /* MCAST*/ int __roc_api roc_nix_mcast_mcam_entry_alloc(struct roc_nix *roc_nix, uint16_t nb_entries, diff --git a/drivers/common/cnxk/roc_nix_ptp.c b/drivers/common/cnxk/roc_nix_ptp.c new file mode 100644 index 0000000..03c4c6e --- /dev/null +++ b/drivers/common/cnxk/roc_nix_ptp.c @@ -0,0 +1,122 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(C) 2021 Marvell. + */ + +#include "roc_api.h" +#include "roc_priv.h" + +#define PTP_FREQ_ADJUST (1 << 9) + +static inline struct mbox * +get_mbox(struct roc_nix *roc_nix) +{ + struct nix *nix = roc_nix_to_nix_priv(roc_nix); + struct dev *dev = &nix->dev; + + return dev->mbox; +} + +int +roc_nix_ptp_rx_ena_dis(struct roc_nix *roc_nix, int enable) +{ + struct mbox *mbox = get_mbox(roc_nix); + + if (roc_nix_is_vf_or_sdp(roc_nix) || roc_nix_is_lbk(roc_nix)) + return NIX_ERR_PARAM; + + if (enable) + mbox_alloc_msg_cgx_ptp_rx_enable(mbox); + else + mbox_alloc_msg_cgx_ptp_rx_disable(mbox); + + return mbox_process(mbox); +} + +int +roc_nix_ptp_tx_ena_dis(struct roc_nix *roc_nix, int enable) +{ + struct mbox *mbox = get_mbox(roc_nix); + + if (roc_nix_is_vf_or_sdp(roc_nix) || roc_nix_is_lbk(roc_nix)) + return NIX_ERR_PARAM; + + if (enable) + mbox_alloc_msg_nix_lf_ptp_tx_enable(mbox); + else + mbox_alloc_msg_nix_lf_ptp_tx_disable(mbox); + + return mbox_process(mbox); +} + +int +roc_nix_ptp_clock_read(struct roc_nix *roc_nix, uint64_t *clock, uint64_t *tsc, + uint8_t is_pmu) +{ + struct mbox *mbox = get_mbox(roc_nix); + struct ptp_req *req; + struct ptp_rsp *rsp; + int rc = -ENOSPC; + + req = mbox_alloc_msg_ptp_op(mbox); + if (req == NULL) + return rc; + req->op = PTP_OP_GET_CLOCK; + req->is_pmu = is_pmu; + rc = mbox_process_msg(mbox, (void *)&rsp); + if (rc) + return rc; + + if (clock) + *clock = rsp->clk; + + if (tsc) + *tsc = rsp->tsc; + + return 0; +} + +int +roc_nix_ptp_sync_time_adjust(struct roc_nix *roc_nix, int64_t delta) +{ + struct mbox *mbox = get_mbox(roc_nix); + struct ptp_req *req; + struct ptp_rsp *rsp; + int rc = -ENOSPC; + + if (roc_nix_is_vf_or_sdp(roc_nix) || roc_nix_is_lbk(roc_nix)) + return NIX_ERR_PARAM; + + if ((delta <= -PTP_FREQ_ADJUST) || (delta >= PTP_FREQ_ADJUST)) + return NIX_ERR_INVALID_RANGE; + + req = mbox_alloc_msg_ptp_op(mbox); + if (req == NULL) + return rc; + req->op = PTP_OP_ADJFINE; + req->scaled_ppm = delta; + + return mbox_process_msg(mbox, (void *)&rsp); +} + +int +roc_nix_ptp_info_cb_register(struct roc_nix *roc_nix, + ptp_info_update_t ptp_update) +{ + struct nix *nix = roc_nix_to_nix_priv(roc_nix); + struct dev *dev = &nix->dev; + + if (ptp_update == NULL) + return NIX_ERR_PARAM; + + dev->ops->ptp_info_update = (ptp_info_t)ptp_update; + return 0; +} + +void +roc_nix_ptp_info_cb_unregister(struct roc_nix *roc_nix) +{ + struct nix *nix = roc_nix_to_nix_priv(roc_nix); + struct dev *dev = &nix->dev; + + dev->ops->ptp_info_update = NULL; +} diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map index 14601a8..66a1a82 100644 --- a/drivers/common/cnxk/version.map +++ b/drivers/common/cnxk/version.map @@ -55,6 +55,12 @@ INTERNAL { roc_nix_npc_promisc_ena_dis; roc_nix_npc_rx_ena_dis; roc_nix_npc_mcast_config; + roc_nix_ptp_clock_read; + roc_nix_ptp_info_cb_register; + roc_nix_ptp_info_cb_unregister; + roc_nix_ptp_rx_ena_dis; + roc_nix_ptp_sync_time_adjust; + roc_nix_ptp_tx_ena_dis; roc_nix_ras_intr_ena_dis; roc_nix_register_cq_irqs; roc_nix_register_queue_irqs;