From patchwork Wed Dec 27 04:21:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ajit Khaparde X-Patchwork-Id: 135601 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 1A858437A1; Wed, 27 Dec 2023 05:23:15 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 9C90840E09; Wed, 27 Dec 2023 05:21:49 +0100 (CET) Received: from mail-qt1-f181.google.com (mail-qt1-f181.google.com [209.85.160.181]) by mails.dpdk.org (Postfix) with ESMTP id 3A98C40A77 for ; Wed, 27 Dec 2023 05:21:44 +0100 (CET) Received: by mail-qt1-f181.google.com with SMTP id d75a77b69052e-42786ec994bso44746051cf.1 for ; Tue, 26 Dec 2023 20:21:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1703650903; x=1704255703; 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=YSHwYCerwdApKA+wFejuJlRR1O3HlaVpuHzMR2wAwPI=; b=ZuF/XtL3r7tyjMlUqfk0YuOxN5qhkHjRMIDLBrCT/RT5aQgDRK6KRIbbSjG2TjLCom CxOGUJINbL271WZVzm/CfpC8XlmlA5PIyGzxN2bP2JaVrPKWQtMiwtTqAL33UGKA6ugQ w7SwuVbpk/iRgAye2oOIj9+RJ2t3jVZTjsNzw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703650903; x=1704255703; 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=YSHwYCerwdApKA+wFejuJlRR1O3HlaVpuHzMR2wAwPI=; b=OGSQ/4PfEw+GyNHvyNnMYvacvMUMeA+Y2i6cbWlLmvw9CNWBKtk+GQltPYfyuY8zA5 gzfsMMO20ZKOzZgiwsb/w+ogjPB9B+gSMNa79b12rdYTCOTynWqUQl3EYAteHqVYzLhi 9uaf54JPUVUyRMxbipFt8BaPrti30J0+YRgE10EI4yeMIJzavcrK/Hj62G2t/zXKML6L bwkXzX1soeT7iXWcYudYc+qLMIv+Pt4KAlwNCFEtOrB/i2BW5XKCFHiMAskjB1qKwql3 vLHYLauj+2Of+jyDJMDElolRnuZnFefU8qh/Mcu9zKsN60zEuaUYnUKC5HwfEfBgv6xD wOoQ== X-Gm-Message-State: AOJu0YzrMNwZ0CqJHXeDiZ/f5HR34hUm3oBYOgg/EDNCFwZHQwq14gyq ZZh5aOGZbpkd7WnpRGmMowCvwC7snIdw89JFHICYyJVrkS5aTdGGj8Shg4+ngXk6xB7yGFKHqGC AIXTOpxp/RUhMmSV87aAxHR1YhUq425SVUPQ4O5wjQjzqx3sjU0zBBsPPtgUul8+hqI2juzMa2Z k= X-Google-Smtp-Source: AGHT+IFTvvIgMDSIBhJN+FQoErswa6YS0JgkDiFal3yDvGHwYVG13zW98IcxU1Pbwc3LAbAYAcjrOw== X-Received: by 2002:a05:622a:60f:b0:425:4043:5f3b with SMTP id z15-20020a05622a060f00b0042540435f3bmr15369519qta.121.1703650903110; Tue, 26 Dec 2023 20:21:43 -0800 (PST) Received: from localhost.localdomain ([2605:a601:a780:1400:c066:75e3:74c8:50e6]) by smtp.gmail.com with ESMTPSA id bt7-20020ac86907000000b00427e120889bsm1415488qtb.91.2023.12.26.20.21.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Dec 2023 20:21:42 -0800 (PST) From: Ajit Khaparde To: dev@dpdk.org Cc: Jay Ding Subject: [PATCH v3 13/18] net/bnxt: add VF FLR async event handler Date: Tue, 26 Dec 2023 20:21:14 -0800 Message-Id: <20231227042119.72469-14-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.39.2 (Apple Git-143) In-Reply-To: <20231227042119.72469-1-ajit.khaparde@broadcom.com> References: <20231227042119.72469-1-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 \