From patchwork Thu Dec 21 18:05:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ajit Khaparde X-Patchwork-Id: 135488 X-Patchwork-Delegate: ajit.khaparde@broadcom.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 EFCAC43752; Thu, 21 Dec 2023 19:07:27 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 13BE542EF3; Thu, 21 Dec 2023 19:05:57 +0100 (CET) Received: from mail-pl1-f180.google.com (mail-pl1-f180.google.com [209.85.214.180]) by mails.dpdk.org (Postfix) with ESMTP id 8452E42EBA for ; Thu, 21 Dec 2023 19:05:53 +0100 (CET) Received: by mail-pl1-f180.google.com with SMTP id d9443c01a7336-1d3e05abcaeso7846325ad.1 for ; Thu, 21 Dec 2023 10:05:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1703181952; x=1703786752; darn=dpdk.org; h=mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:from:to:cc:subject:date:message-id:reply-to; bh=rU1E5MAPY+aptoRvFMQ9bkp/LBOMKlE26QGsrqys/YU=; b=JEKDrrUGDfX0mttwMmoWkg7BDIuXmkxXayaNaeaIlgHwArNA5eTTFSJw1eQ6rwwYdP JHqeR+KEilZQuN6hp30CbXQjUGMc2VV7lKwaVzTx8jwj8iSEbbCuiqCY64TFBrFWPBAR WvD6H0ix6x+FaarZuWOS3gqoAXsCFAJGU2Z0c= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703181952; x=1703786752; h=mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=rU1E5MAPY+aptoRvFMQ9bkp/LBOMKlE26QGsrqys/YU=; b=TD9B5ZrO+qAOjHTJ4fpxBu0VcDqCemQHrzsjDe/Q/+oTWpUMts1nhAEPhzYehk+7W/ pii8SDFeLz6uX73U9ucKHabQzCImmaScGVwg4ID0JD5hWf3bkh91BARccuigq+apseuV xVYH0RCA0gRQWSMhb4P6cIQw9VylGR5NFuYykF5i76NZGdaEnGud540b7MDfsR41FNwg RNslRtNH27VGuY4r7Q71d/2ArHTYGN+z3iyxF355iq2ceXB1lRDATE5euYHFwoGvBmzm t6FGz4MdDs9uZvNjKFrSV4bLTXZMgmWfj8YGU6MA+Vqeblgegi7KOXp9wGhbJKYNtSJ7 VLhw== X-Gm-Message-State: AOJu0YxB734QbP1MSHVqCZof6rWpaQ6M0nPTenszDRBVhqKfJJSgOWoK EdB5KYuIHtQnPEFpnY2BmVO4A/SmsPqrd1qZk59fNMEtAK2ccAdrfLIK+ew7dgYTYzmSLck7KKk peKrzK++4Y8xEkwcUY2D0xBoyUBfXVKCFxLpbcj6lxUt6Fk/fucW+OoMBCQgxLpnDC6nJvhNLOj Y= X-Google-Smtp-Source: AGHT+IEUjxC+OTaC3Gtg0LAWrkPOiHOpKvmuQactS1UQz74e74z3+ZDP/Og0sjUxZ4/Pc8iNv9bZzA== X-Received: by 2002:a17:902:b94c:b0:1d0:6ffd:6e85 with SMTP id h12-20020a170902b94c00b001d06ffd6e85mr7373pls.125.1703181951980; Thu, 21 Dec 2023 10:05:51 -0800 (PST) Received: from C02GC2QQMD6T.wifi.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id j17-20020a170902da9100b001d3b3ac2d7bsm1916379plx.245.2023.12.21.10.05.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Dec 2023 10:05:51 -0800 (PST) From: Ajit Khaparde To: dev@dpdk.org Cc: Jay Ding Subject: [PATCH 13/18] net/bnxt: add VF FLR async event handler Date: Thu, 21 Dec 2023 10:05:24 -0800 Message-Id: <20231221180529.18687-14-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.39.2 (Apple Git-143) In-Reply-To: <20231221180529.18687-1-ajit.khaparde@broadcom.com> References: <20231221180529.18687-1-ajit.khaparde@broadcom.com> MIME-Version: 1.0 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 From: Jay Ding When a VF undergoes an FLR, the firmware indicates this via an async notification to the PF. Note that the PF driver needs to register for the notification with the firmware. Add support for VF_FLR async event handling when the driver is running on a PF. Signed-off-by: Jay Ding Signed-off-by: Ajit Khaparde --- drivers/net/bnxt/bnxt_cpr.c | 20 ++++++++++++++++++++ drivers/net/bnxt/bnxt_hwrm.c | 6 ++++-- drivers/net/bnxt/bnxt_hwrm.h | 2 ++ 3 files changed, 26 insertions(+), 2 deletions(-) diff --git a/drivers/net/bnxt/bnxt_cpr.c b/drivers/net/bnxt/bnxt_cpr.c index 0733cf4df2..fb43bc58da 100644 --- a/drivers/net/bnxt/bnxt_cpr.c +++ b/drivers/net/bnxt/bnxt_cpr.c @@ -127,6 +127,23 @@ void bnxt_handle_vf_cfg_change(void *arg) } } +static void +bnxt_process_vf_flr(struct bnxt *bp, uint32_t data1) +{ + uint16_t pfid, vfid; + + if (!BNXT_TRUFLOW_EN(bp)) + return; + + pfid = (data1 & HWRM_ASYNC_EVENT_CMPL_VF_FLR_EVENT_DATA1_PF_ID_MASK) >> + HWRM_ASYNC_EVENT_CMPL_VF_FLR_EVENT_DATA1_PF_ID_SFT; + vfid = (data1 & HWRM_ASYNC_EVENT_CMPL_VF_FLR_EVENT_DATA1_VF_ID_MASK) >> + HWRM_ASYNC_EVENT_CMPL_VF_FLR_EVENT_DATA1_VF_ID_SFT; + + PMD_DRV_LOG(INFO, "VF FLR async event received pfid: %u, vfid: %u\n", + pfid, vfid); +} + /* * Async event handling */ @@ -264,6 +281,9 @@ void bnxt_handle_async_event(struct bnxt *bp, case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_ERROR_REPORT: bnxt_handle_event_error_report(bp, data1, data2); break; + case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_VF_FLR: + bnxt_process_vf_flr(bp, data1); + break; default: PMD_DRV_LOG(DEBUG, "handle_async_event id = 0x%x\n", event_id); break; diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c index 1ac3f30074..3c16abea69 100644 --- a/drivers/net/bnxt/bnxt_hwrm.c +++ b/drivers/net/bnxt/bnxt_hwrm.c @@ -1125,9 +1125,11 @@ int bnxt_hwrm_func_driver_register(struct bnxt *bp) req.async_event_fwd[1] |= rte_cpu_to_le_32(ASYNC_CMPL_EVENT_ID_DBG_NOTIFICATION); - if (BNXT_PF(bp) || BNXT_VF_IS_TRUSTED(bp)) + if (BNXT_PF(bp) || BNXT_VF_IS_TRUSTED(bp)) { req.async_event_fwd[1] |= - rte_cpu_to_le_32(ASYNC_CMPL_EVENT_ID_DEFAULT_VNIC_CHANGE); + rte_cpu_to_le_32(ASYNC_CMPL_EVENT_ID_DEFAULT_VNIC_CHANGE | + ASYNC_CMPL_EVENT_ID_VF_FLR); + } req.async_event_fwd[2] |= rte_cpu_to_le_32(ASYNC_CMPL_EVENT_ID_ECHO_REQUEST | diff --git a/drivers/net/bnxt/bnxt_hwrm.h b/drivers/net/bnxt/bnxt_hwrm.h index 56b232d7de..6116253787 100644 --- a/drivers/net/bnxt/bnxt_hwrm.h +++ b/drivers/net/bnxt/bnxt_hwrm.h @@ -29,6 +29,8 @@ struct hwrm_func_qstats_output; (1 << HWRM_ASYNC_EVENT_CMPL_EVENT_ID_ERROR_RECOVERY) #define ASYNC_CMPL_EVENT_ID_PF_DRVR_UNLOAD \ (1 << (HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PF_DRVR_UNLOAD - 32)) +#define ASYNC_CMPL_EVENT_ID_VF_FLR \ + (1 << (HWRM_ASYNC_EVENT_CMPL_EVENT_ID_VF_FLR - 32)) #define ASYNC_CMPL_EVENT_ID_VF_CFG_CHANGE \ (1 << (HWRM_ASYNC_EVENT_CMPL_EVENT_ID_VF_CFG_CHANGE - 32)) #define ASYNC_CMPL_EVENT_ID_DBG_NOTIFICATION \