From patchwork Fri Jan 22 09:47:54 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiawen Wu X-Patchwork-Id: 87072 X-Patchwork-Delegate: ferruh.yigit@amd.com 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 F315BA0A0A; Fri, 22 Jan 2021 10:50:07 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id D67F9140EB7; Fri, 22 Jan 2021 10:48:20 +0100 (CET) Received: from smtpproxy21.qq.com (smtpbg704.qq.com [203.205.195.105]) by mails.dpdk.org (Postfix) with ESMTP id 9F819140E82 for ; Fri, 22 Jan 2021 10:48:16 +0100 (CET) X-QQ-mid: bizesmtp9t1611308892t7dr2s73s Received: from wxdbg.localdomain.com (unknown [183.129.236.74]) by esmtp6.qq.com (ESMTP) with id ; Fri, 22 Jan 2021 17:48:12 +0800 (CST) X-QQ-SSF: 01400000002000C0D000B00A0000000 X-QQ-FEAT: S70npGGfkBks6X/28eSTQQhgm8jFK9lIbR1+lFNjT1Mlxo3y7HpNDlMC8eJEw YgqsiIJxFmVIm5lO69RnrcDCOBeg2hqEKurVDJ7L/a0H4zODnIkPu1fY9JqG27MSlzRNdMj PeB0jXdQnFhsvEj6Hjq2xqSfTpw4D2TjADTLlhDcd+Wow5rlTk8vRtq1ySyBghBNNAAna+g zseaVXEMCQM/+pdL9mSG4ktRID9wh+Xw9ZkrLcI7QaKWknXjIj7zXQ7Cj2D56CR5AnP3J3x E5ELKC3Wi1m4xpqfmSvux0FQDzDvJcxIBbe9dT58ikrioEepDuQQskgPBOxm7jsThddfckd M/a1RpSyskgDSurz6rfeSJDBroCMA== X-QQ-GoodBg: 2 From: Jiawen Wu To: dev@dpdk.org Cc: Jiawen Wu Date: Fri, 22 Jan 2021 17:47:54 +0800 Message-Id: <20210122094800.197748-15-jiawenwu@trustnetic.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210122094800.197748-1-jiawenwu@trustnetic.com> References: <20210122094800.197748-1-jiawenwu@trustnetic.com> MIME-Version: 1.0 X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:trustnetic.com:qybgforeign:qybgforeign7 X-QQ-Bgrelay: 1 Subject: [dpdk-dev] [PATCH v1 14/20] net/txgbe: support register dump on VF device 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" Add support to dump registers for VF. Signed-off-by: Jiawen Wu --- doc/guides/nics/features/txgbe_vf.ini | 1 + drivers/net/txgbe/txgbe_ethdev_vf.c | 74 +++++++++++++++++++++++++++ 2 files changed, 75 insertions(+) diff --git a/doc/guides/nics/features/txgbe_vf.ini b/doc/guides/nics/features/txgbe_vf.ini index 37a02c6e1..3d4b69d51 100644 --- a/doc/guides/nics/features/txgbe_vf.ini +++ b/doc/guides/nics/features/txgbe_vf.ini @@ -30,6 +30,7 @@ Rx descriptor status = Y Tx descriptor status = Y Basic stats = Y Extended stats = Y +Registers dump = Y Multiprocess aware = Y Linux UIO = Y Linux VFIO = Y diff --git a/drivers/net/txgbe/txgbe_ethdev_vf.c b/drivers/net/txgbe/txgbe_ethdev_vf.c index dd84a4955..05e666d57 100644 --- a/drivers/net/txgbe/txgbe_ethdev_vf.c +++ b/drivers/net/txgbe/txgbe_ethdev_vf.c @@ -14,6 +14,36 @@ #include "base/txgbe.h" #include "txgbe_ethdev.h" #include "txgbe_rxtx.h" +#include "txgbe_regs_group.h" + +static const struct reg_info txgbevf_regs_general[] = { + {TXGBE_VFRST, 1, 1, "TXGBE_VFRST"}, + {TXGBE_VFSTATUS, 1, 1, "TXGBE_VFSTATUS"}, + {TXGBE_VFMBCTL, 1, 1, "TXGBE_VFMAILBOX"}, + {TXGBE_VFMBX, 16, 4, "TXGBE_VFMBX"}, + {TXGBE_VFPBWRAP, 1, 1, "TXGBE_VFPBWRAP"}, + {0, 0, 0, ""} +}; + +static const struct reg_info txgbevf_regs_interrupt[] = { + {0, 0, 0, ""} +}; + +static const struct reg_info txgbevf_regs_rxdma[] = { + {0, 0, 0, ""} +}; + +static const struct reg_info txgbevf_regs_tx[] = { + {0, 0, 0, ""} +}; + +/* VF registers */ +static const struct reg_info *txgbevf_regs[] = { + txgbevf_regs_general, + txgbevf_regs_interrupt, + txgbevf_regs_rxdma, + txgbevf_regs_tx, + NULL}; #define TXGBEVF_PMD_NAME "rte_txgbevf_pmd" /* PMD name */ static int txgbevf_dev_xstats_get(struct rte_eth_dev *dev, @@ -948,6 +978,49 @@ txgbevf_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu) return 0; } +static int +txgbevf_get_reg_length(struct rte_eth_dev *dev __rte_unused) +{ + int count = 0; + int g_ind = 0; + const struct reg_info *reg_group; + + while ((reg_group = txgbevf_regs[g_ind++])) + count += txgbe_regs_group_count(reg_group); + + return count; +} + +static int +txgbevf_get_regs(struct rte_eth_dev *dev, + struct rte_dev_reg_info *regs) +{ + struct txgbe_hw *hw = TXGBE_DEV_HW(dev); + uint32_t *data = regs->data; + int g_ind = 0; + int count = 0; + const struct reg_info *reg_group; + + if (data == NULL) { + regs->length = txgbevf_get_reg_length(dev); + regs->width = sizeof(uint32_t); + return 0; + } + + /* Support only full register dump */ + if (regs->length == 0 || + regs->length == (uint32_t)txgbevf_get_reg_length(dev)) { + regs->version = hw->mac.type << 24 | hw->revision_id << 16 | + hw->device_id; + while ((reg_group = txgbevf_regs[g_ind++])) + count += txgbe_read_regs_group(dev, &data[count], + reg_group); + return 0; + } + + return -ENOTSUP; +} + static int txgbevf_dev_promiscuous_enable(struct rte_eth_dev *dev) { @@ -1123,6 +1196,7 @@ static const struct eth_dev_ops txgbevf_eth_dev_ops = { .rxq_info_get = txgbe_rxq_info_get, .txq_info_get = txgbe_txq_info_get, .mac_addr_set = txgbevf_set_default_mac_addr, + .get_reg = txgbevf_get_regs, .reta_update = txgbe_dev_rss_reta_update, .reta_query = txgbe_dev_rss_reta_query, .rss_hash_update = txgbe_dev_rss_hash_update,