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[144.49.247.27]) by smtp-relay.gmail.com with ESMTPS id 98e67ed59e1d1-39b25cdb3b0sm1242341a91.0.2026.09.04.03.52.10 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 04 Sep 2026 03:52:11 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-pl1-f199.google.com with SMTP id d9443c01a7336-2db0a41434bso16213245ad.0 for ; Fri, 04 Sep 2026 03:52:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1788519130; x=1789123930; 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:content-type; bh=4T8JhJl+n0cUcmlbairws+PCdmkJbE8LYyhZ18WIdqw=; b=KEZ3OCHJgsdO8DoRgYA0ZsLgUs4Kx22nxeJmcQPdYckPuecm92FRlHZ8mXY7PMXarg fer0gp8euIgc5cixgl2XDF+dy6DbUD5BPD1X3966kJ/oL/qmre4d+/6Y4zOGnlAIYLJN lnLqcDI5wd/4rkSNwReqzUnQrEoU4X3bspatc= X-Forwarded-Encrypted: i=1; AKwUvBwuLfGW566efy+6lbEQbmUg7GSirH5a47aKQ1snPOp5MPvjtL8nzomk0kjfeldo5ga3xcRF/sQp6C5qTdU=@vger.kernel.org X-Received: by 2002:a17:903:1a8c:b0:2d8:d4d1:313d with SMTP id d9443c01a7336-2db1267bc0emr77507245ad.20.1788519129669; Fri, 04 Sep 2026 03:52:09 -0700 (PDT) X-Received: by 2002:a17:903:1a8c:b0:2d8:d4d1:313d with SMTP id d9443c01a7336-2db1267bc0emr77506395ad.20.1788519129223; Fri, 04 Sep 2026 03:52:09 -0700 (PDT) Received: from mgmt5.dhcp.broadcom.net ([192.19.222.250]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3339a534d0asm6171170eec.8.2026.09.04.03.52.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Sep 2026 03:52:08 -0700 (PDT) From: Siva Reddy Kallam To: leonro@nvidia.com, jgg@nvidia.com, 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, linux-rdma@vger.kernel.org, Saswati Das , Siva Reddy Kallam , Vikas Gupta , Dharmender Garg Subject: [PATCH 01/15] bnge: Add infrastructure support for RoCE MPC channels Date: Fri, 4 Sep 2026 03:43:09 -0700 Message-ID: <20260904104328.763768-2-siva.kallam@broadcom.com> X-Mailer: git-send-email 2.43.5 In-Reply-To: <20260904104328.763768-1-siva.kallam@broadcom.com> References: <20260904104328.763768-1-siva.kallam@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: 8bit X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e From: Saswati Das Add the initial L2 driver plumbing for RoCE MPC (PRIMATE channel) support: - Plumb BAR1 through to the RoCE auxiliary device info, alongside the existing BAR0, so the RoCE driver can reach the doorbell BAR. This will be used by follow-on patches to issue RoCE commands over the MPC channels to the firmware. Signed-off-by: Saswati Das Signed-off-by: Siva Reddy Kallam Reviewed-by: Vikas Gupta Reviewed-by: Dharmender Garg --- drivers/net/ethernet/broadcom/bnge/bnge_auxr.c | 1 + drivers/net/ethernet/broadcom/bnge/bnge_auxr.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/net/ethernet/broadcom/bnge/bnge_auxr.c b/drivers/net/ethernet/broadcom/bnge/bnge_auxr.c index 0955b488b6fe..87ae40eab592 100644 --- a/drivers/net/ethernet/broadcom/bnge/bnge_auxr.c +++ b/drivers/net/ethernet/broadcom/bnge/bnge_auxr.c @@ -181,6 +181,7 @@ static void bnge_set_auxr_dev_info(struct bnge_auxr_dev *auxr_dev, auxr_dev->pf_port_id = bd->pf.port_id; auxr_dev->en_state = bd->state; auxr_dev->bar0 = bd->bar0; + auxr_dev->bar1 = bd->bar1; } void bnge_rdma_aux_device_add(struct bnge_dev *bd) diff --git a/drivers/net/ethernet/broadcom/bnge/bnge_auxr.h b/drivers/net/ethernet/broadcom/bnge/bnge_auxr.h index 6c5c15ef2b0a..13cb9289f5b8 100644 --- a/drivers/net/ethernet/broadcom/bnge/bnge_auxr.h +++ b/drivers/net/ethernet/broadcom/bnge/bnge_auxr.h @@ -46,6 +46,7 @@ struct bnge_auxr_dev { struct net_device *net; struct pci_dev *pdev; void __iomem *bar0; + void __iomem *bar1; struct bnge_msix_info msix_info[BNGE_MAX_ROCE_MSIX]; -- 2.43.5