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[144.49.247.24]) by smtp-relay.gmail.com with ESMTPS id 006d021491bc7-68bc4c0dc6csm936080eaf.0.2026.04.14.09.18.38 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 14 Apr 2026 09:18:38 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-pf1-f200.google.com with SMTP id d2e1a72fcca58-82f5baa5418so396310b3a.0 for ; Tue, 14 Apr 2026 09:18:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1776183517; x=1776788317; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=JqUaI1gG2i65OAenHNZpqv4pjVB97JUWDtLoDJL/AVI=; b=WWlvS0spkenruSM3zrLOjAIbcf+gCVc/VNSd10uEq2YLw9bUJ3MILyzMmdwMT1uAz1 4MyxqP7cdrcjoUabFMOOCWXaR9DZsslWIkMJrIAb/1IO9xT2INq9WlZjga9QY+5qAKC+ ZTD7CNoGZ3nzz6N9y7c3Mlg6QBm8oJXfnsYsI= X-Forwarded-Encrypted: i=1; AFNElJ85aAi1sAtIdVEBMgqVJNMWzZMbDBFugEMbSq7ZzxRLSZFXSBSIp/Q/IEj2dnj7liCSLrQxZtxuIPcrU+A=@vger.kernel.org X-Received: by 2002:a05:6a21:32a1:b0:39b:b7cb:ee32 with SMTP id adf61e73a8af0-39fe46a2e79mr16518982637.24.1776183517530; Tue, 14 Apr 2026 09:18:37 -0700 (PDT) X-Received: by 2002:a05:6a21:32a1:b0:39b:b7cb:ee32 with SMTP id adf61e73a8af0-39fe46a2e79mr16518944637.24.1776183516960; Tue, 14 Apr 2026 09:18:36 -0700 (PDT) Received: from localhost.localdomain ([192.19.203.250]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c79219cbc21sm12042656a12.17.2026.04.14.09.18.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Apr 2026 09:18:36 -0700 (PDT) From: Vikas Gupta To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, vsrama-krishna.nemani@broadcom.com, bhargava.marreddy@broadcom.com, rajashekar.hudumula@broadcom.com, ajit.khaparde@broadcom.com, dharmender.garg@broadcom.com, rahul-rg.gupta@broadcom.com, Vikas Gupta Subject: [PATCH net 1/2] bnge: fix initial HWRM sequence Date: Tue, 14 Apr 2026 21:48:21 +0530 Message-ID: <20260414161822.742382-2-vikas.gupta@broadcom.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20260414161822.742382-1-vikas.gupta@broadcom.com> References: <20260414161822.742382-1-vikas.gupta@broadcom.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e Content-Type: text/plain; charset="utf-8" Firmware may not advertize correct resources if backing store is not enabled before resource information is queried. Fix the initial sequence of HWRMs so that driver gets capabilities and resource information correctly. Signed-off-by: Vikas Gupta Reviewed-by: Rahul Gupta --- .../net/ethernet/broadcom/bnge/bnge_core.c | 40 ++++++++++--------- 1 file changed, 21 insertions(+), 19 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnge/bnge_core.c b/drivers/net/e= thernet/broadcom/bnge/bnge_core.c index b4090283df0f..2b13c552a2f6 100644 --- a/drivers/net/ethernet/broadcom/bnge/bnge_core.c +++ b/drivers/net/ethernet/broadcom/bnge/bnge_core.c @@ -73,30 +73,39 @@ static int bnge_func_qcaps(struct bnge_dev *bd) return rc; } =20 + rc =3D bnge_alloc_ctx_mem(bd); + if (rc) { + dev_err(bd->dev, "Failed to allocate ctx mem rc: %d\n", rc); + goto err_free_ctx_mem; + } + rc =3D bnge_hwrm_func_resc_qcaps(bd); if (rc) { dev_err(bd->dev, "query resc caps failure rc: %d\n", rc); - return rc; + goto err_free_ctx_mem; } =20 rc =3D bnge_hwrm_func_qcfg(bd); if (rc) { dev_err(bd->dev, "query config failure rc: %d\n", rc); - return rc; + goto err_free_ctx_mem; } =20 rc =3D bnge_hwrm_vnic_qcaps(bd); if (rc) { dev_err(bd->dev, "vnic caps failure rc: %d\n", rc); - return rc; + goto err_free_ctx_mem; } =20 return 0; + +err_free_ctx_mem: + bnge_free_ctx_mem(bd); + return rc; } =20 static void bnge_fw_unregister_dev(struct bnge_dev *bd) { - /* ctx mem free after unrgtr only */ bnge_hwrm_func_drv_unrgtr(bd); bnge_free_ctx_mem(bd); } @@ -132,32 +141,25 @@ static int bnge_fw_register_dev(struct bnge_dev *bd) =20 bnge_hwrm_fw_set_time(bd); =20 - rc =3D bnge_hwrm_func_drv_rgtr(bd); + /* Get the resources and configuration from firmware */ + rc =3D bnge_func_qcaps(bd); if (rc) { - dev_err(bd->dev, "Failed to rgtr with firmware rc: %d\n", rc); + dev_err(bd->dev, "Failed initial configuration rc: %d\n", rc); return rc; } =20 - rc =3D bnge_alloc_ctx_mem(bd); + rc =3D bnge_hwrm_func_drv_rgtr(bd); if (rc) { - dev_err(bd->dev, "Failed to allocate ctx mem rc: %d\n", rc); - goto err_func_unrgtr; - } - - /* Get the resources and configuration from firmware */ - rc =3D bnge_func_qcaps(bd); - if (rc) { - dev_err(bd->dev, "Failed initial configuration rc: %d\n", rc); 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[144.49.247.24]) by smtp-relay.gmail.com with ESMTPS id 00721157ae682-7b2b6e6e868sm4270407b3.25.2026.04.14.09.18.44 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 14 Apr 2026 09:18:44 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-pj1-f72.google.com with SMTP id 98e67ed59e1d1-35e59791605so2903825a91.1 for ; Tue, 14 Apr 2026 09:18:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1776183523; x=1776788323; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=3zw7X0VqXssjVHJZjNzeBf7bZ6UNYJogP4btvXmnLlo=; b=VNKHyQ15TGxGCLegdxdXnuMT5r12wPOxnla5f/2VgLqBJEcgeGot8j+G8BTH5Qdrmq Q6XTEKebPNYY8g1RiOkdZ99bzsjAlI2Z+5fYKvdM6X0650aaFX7LprrxbR7OwgZ0gpkw FgzPHVXrKLO2E1QNZ5uJOw7l/7uQ7hCTDItAM= X-Forwarded-Encrypted: i=1; AFNElJ8SzEp7PMboYBaJL9PByOrYTJ8I4IGMYchPyvb75v9ty1o79MZUc30ktYTSI3ETZZYTms9iUBHtQVCK5bg=@vger.kernel.org X-Received: by 2002:a05:6a20:12ce:b0:398:c0ba:9cfd with SMTP id adf61e73a8af0-39fe3c2d400mr19264363637.1.1776183523184; Tue, 14 Apr 2026 09:18:43 -0700 (PDT) X-Received: by 2002:a05:6a20:12ce:b0:398:c0ba:9cfd with SMTP id adf61e73a8af0-39fe3c2d400mr19264331637.1.1776183522630; Tue, 14 Apr 2026 09:18:42 -0700 (PDT) Received: from localhost.localdomain ([192.19.203.250]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c79219cbc21sm12042656a12.17.2026.04.14.09.18.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Apr 2026 09:18:41 -0700 (PDT) From: Vikas Gupta To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, vsrama-krishna.nemani@broadcom.com, bhargava.marreddy@broadcom.com, rajashekar.hudumula@broadcom.com, ajit.khaparde@broadcom.com, dharmender.garg@broadcom.com, rahul-rg.gupta@broadcom.com, Vikas Gupta Subject: [PATCH net 2/2] bnge: remove unsupported backing store type Date: Tue, 14 Apr 2026 21:48:22 +0530 Message-ID: <20260414161822.742382-3-vikas.gupta@broadcom.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20260414161822.742382-1-vikas.gupta@broadcom.com> References: <20260414161822.742382-1-vikas.gupta@broadcom.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e Content-Type: text/plain; charset="utf-8" The backing store type, BNGE_CTX_MRAV, is not applicable in Thor Ultra devices. Remove it from the backing store configuration, as the firmware will not populate entities in this backing store type, due to which the driver load fails. Signed-off-by: Vikas Gupta Reviewed-by: Dharmender Garg --- drivers/net/ethernet/broadcom/bnge/bnge_rmem.c | 16 ---------------- 1 file changed, 16 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnge/bnge_rmem.c b/drivers/net/e= thernet/broadcom/bnge/bnge_rmem.c index 94f15e08a88c..b066ee887a09 100644 --- a/drivers/net/ethernet/broadcom/bnge/bnge_rmem.c +++ b/drivers/net/ethernet/broadcom/bnge/bnge_rmem.c @@ -324,7 +324,6 @@ int bnge_alloc_ctx_mem(struct bnge_dev *bd) u32 l2_qps, qp1_qps, max_qps; u32 ena, entries_sp, entries; u32 srqs, max_srqs, min; - u32 num_mr, num_ah; u32 extra_srqs =3D 0; u32 extra_qps =3D 0; u32 fast_qpmd_qps; @@ -390,21 +389,6 @@ int bnge_alloc_ctx_mem(struct bnge_dev *bd) if (!bnge_is_roce_en(bd)) goto skip_rdma; =20 - ctxm =3D &ctx->ctx_arr[BNGE_CTX_MRAV]; - /* 128K extra is needed to accommodate static AH context - * allocation by f/w. - */ - num_mr =3D min_t(u32, ctxm->max_entries / 2, 1024 * 256); - num_ah =3D min_t(u32, num_mr, 1024 * 128); - ctxm->split_entry_cnt =3D BNGE_CTX_MRAV_AV_SPLIT_ENTRY + 1; - if (!ctxm->mrav_av_entries || ctxm->mrav_av_entries > num_ah) - ctxm->mrav_av_entries =3D num_ah; - - rc =3D bnge_setup_ctxm_pg_tbls(bd, ctxm, num_mr + num_ah, 2); - if (rc) - return rc; - ena |=3D FUNC_BACKING_STORE_CFG_REQ_ENABLES_MRAV; - ctxm =3D &ctx->ctx_arr[BNGE_CTX_TIM]; rc =3D bnge_setup_ctxm_pg_tbls(bd, ctxm, l2_qps + qp1_qps + extra_qps, 1); if (rc) --=20 2.47.1