From patchwork Thu Feb 10 14:47:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 12742020 X-Patchwork-Delegate: lorenzo.pieralisi@arm.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2F8BBC433FE for ; Thu, 10 Feb 2022 14:48:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243165AbiBJOsD (ORCPT ); Thu, 10 Feb 2022 09:48:03 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:58802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243202AbiBJOsD (ORCPT ); Thu, 10 Feb 2022 09:48:03 -0500 Received: from mail-pl1-x630.google.com (mail-pl1-x630.google.com [IPv6:2607:f8b0:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DD1FBD6B for ; Thu, 10 Feb 2022 06:48:03 -0800 (PST) Received: by mail-pl1-x630.google.com with SMTP id l9so405493plg.0 for ; Thu, 10 Feb 2022 06:48:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=UTlhzilwZJ+GV0G2sShDk8AU6wcwqOk4GnRwj06CIc0=; b=Yl5VNVAN/O18uDWiOHZoyJaHv8Yj2hrpvi9Ai+sn/m8cHmMi3G/uOE7DuKDKtX/Eik jV7mgLokb+hr+I90QsDfmFWsrOvAsm1JZFxwN0ai68h6ekLNQ8L0NG/P3eBQBhLbaCD+ mivFLnVauQDBJSFZIY4MGoRFJQFp6MM0ob9CMOneu/uA0OfUG4odyKXaLhcm4AjdUFXC woeCqSWUNhX098pO/ko1m2rnp1n9iSzZaO+gXYbJ12/21rblVvhJdWDI3aDleljLpYmB 0OlGek5ROehPCw/ZUGRXIUs0QtTlN7AiUIEyQbDNlOxv5l3jWmYpyixt4ivSBPRBjm0g rMGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=UTlhzilwZJ+GV0G2sShDk8AU6wcwqOk4GnRwj06CIc0=; b=sG4/c79BfEzfCwoNy9yaEnRWalo0OLSoLspdLugW1tlJxq4sRi8KaIozIBPv0Lge6h FgKq7cTa5YBdbm0q/cVk4fmRY00e+9helyHF7Yt3/OP6iPEqyS7PbkC0NKTAibACsax/ Wzq2VFCDVnb8GNoIkLehfc6t5/VHj5RweFMCQYWISYALUM8WoCLCYmxFmd9PuuAvgvHX bbqHMMZjrsz4Lsh1hBBV2rpxOhaqrjGYxmm9UMFfBCifwPGIakNYhqtilu3vWN5eY5t+ Mev2DvCgUTPqLe3rzQc/UpiBzUM9Ii/uEJBMHIg9Rpz5sFKlmkhXXHUInqhGB4vT9JrD ga4Q== X-Gm-Message-State: AOAM530Dde9M3+UQHJR7OGAFVBqOWrbMe0L0S6IKEuo2syPTEm9f4Ti8 MyljqcmRZYvhKPRRLwAlgZod X-Google-Smtp-Source: ABdhPJzNPs7oJuxf+RGN9n4bAwd3UkaD8iV0GSwuukEFfop8/LTWoR3TpFFs+XL+xfJqsfA3hcVDWw== X-Received: by 2002:a17:902:b684:: with SMTP id c4mr8126073pls.122.1644504483364; Thu, 10 Feb 2022 06:48:03 -0800 (PST) Received: from localhost.localdomain ([27.111.75.88]) by smtp.gmail.com with ESMTPSA id p11sm15960117pff.45.2022.02.10.06.48.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Feb 2022 06:48:03 -0800 (PST) From: Manivannan Sadhasivam To: lorenzo.pieralisi@arm.com, bhelgaas@google.com Cc: svarbanov@mm-sol.com, bjorn.andersson@linaro.org, robh@kernel.org, linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH v2] PCI: qcom: Add support for handling MSIs from 8 endpoints Date: Thu, 10 Feb 2022 20:17:45 +0530 Message-Id: <20220210144745.135721-1-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org The DWC controller used in the Qcom Platforms are capable of addressing the MSIs generated from 8 different endpoints each with 32 vectors (256 in total). Currently the driver is using the default value of addressing the MSIs from 1 endpoint only. Extend it by passing the MAX_MSI_IRQS to the num_vectors field of pcie_port structure. Signed-off-by: Manivannan Sadhasivam --- Changes in v2: * Rebased on top of v5.17-rc1 drivers/pci/controller/dwc/pcie-qcom.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c index c19cd506ed3f..03e766f6937e 100644 --- a/drivers/pci/controller/dwc/pcie-qcom.c +++ b/drivers/pci/controller/dwc/pcie-qcom.c @@ -1556,6 +1556,7 @@ static int qcom_pcie_probe(struct platform_device *pdev) pci->dev = dev; pci->ops = &dw_pcie_ops; pp = &pci->pp; + pp->num_vectors = MAX_MSI_IRQS; pcie->pci = pci;