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[2620:137:e000::3:6]) by mx.google.com with ESMTPS id s3-20020a17090330c300b001bc2c086880si8353358plc.306.2023.09.24.17.20.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 24 Sep 2023 17:20:28 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) client-ip=2620:137:e000::3:6; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=pM6RtUZ4; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by pete.vger.email (Postfix) with ESMTP id 82A5C80E6FF8; Sun, 24 Sep 2023 09:07:48 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at pete.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229850AbjIXQHf (ORCPT + 30 others); Sun, 24 Sep 2023 12:07:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53868 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229437AbjIXQHd (ORCPT ); Sun, 24 Sep 2023 12:07:33 -0400 Received: from mail-ej1-x62a.google.com (mail-ej1-x62a.google.com [IPv6:2a00:1450:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BA258F1 for ; Sun, 24 Sep 2023 09:07:25 -0700 (PDT) Received: by mail-ej1-x62a.google.com with SMTP id a640c23a62f3a-99bf3f59905so601273466b.3 for ; Sun, 24 Sep 2023 09:07:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1695571643; x=1696176443; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=aeckoQ9VJ6OdE5PMGKcILi8nW1PsNTWbedGCSVfgmYk=; b=pM6RtUZ4Xtu65BKrhuaRLnqteAc8odjhJPgScTI6jG3b5rHRIMk1x/ldvs/TAL+q9K XtYxIyFwMhVLLwIMB7bVti5sEacz2JtKOSgIlMzgkU7OWcuJOtiQbpMyGNRpIoENv5rW ScE8zK/sgAmo1/ijQtC4qUvrOHdZExq+JwrX/xIVBE0bV22hALrP7zc+VvTwFgANDaBA S+MTaWHUBZ2Mo6bwEqdVytt6PRfnhOsPmOH0jnTH7/LooVuCKr/9FIYYVQpoh6sdAdLJ 5ZHN2jZCVwI6c0Ec2pD1ykA18jxxe7RfUXXK/8tr4+W5mwT6P7/q2Q1dujZhr1itfY8g vMFA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695571643; x=1696176443; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=aeckoQ9VJ6OdE5PMGKcILi8nW1PsNTWbedGCSVfgmYk=; b=oVVqt6R3K6lZGIFhqE6vQZQjvEGT1QTrABb1y/Y1lU03l7jta46a1xze0uCZIBSeKS TunRdtk/gsC4q3fnASCrlRygwmAzWUM9gKwPqw9W0gHxnGdk/1bRzizxYDdZ1yfQuJrA 9cJiirmMxvoSHSKJdmxAJXdnSK4Pm3relwUyECmwy4MlEyzGTHA8gXJihLLGIPT9o4KA LJAsjlFM9iGJkf6vBWv5uhSLQJIxac86a48cxALfK9/UcXtS/+DSJZjUg1x2Tk4tafLE ewuJstG0l+lH6Y7kVI5qR+imFDMTVa8xvQjd7iueEHVxlDelc2OpJi5biaQ+QJy+mSN8 ueHg== X-Gm-Message-State: AOJu0YwGP43UkTh+Wh3Q+8D6MOOc5CXjLZCcBX6FYT0NMUSWSdn6ehnP kvHR0geMBhHmSVRqZBRl/8M8 X-Received: by 2002:a17:907:6d29:b0:9a5:b1cd:bdf2 with SMTP id sa41-20020a1709076d2900b009a5b1cdbdf2mr4006180ejc.51.1695571643552; Sun, 24 Sep 2023 09:07:23 -0700 (PDT) Received: from localhost.localdomain ([2a02:8108:8240:1578:d967:4cf:6d0e:a066]) by smtp.gmail.com with ESMTPSA id r11-20020a170906704b00b00999bb1e01dfsm5155345ejj.52.2023.09.24.09.07.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 24 Sep 2023 09:07:23 -0700 (PDT) From: Manivannan Sadhasivam To: lpieralisi@kernel.org, kw@linux.com Cc: andersson@kernel.org, konrad.dybcio@linaro.org, bhelgaas@google.com, linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, abel.vesa@linaro.org, Manivannan Sadhasivam Subject: [PATCH] PCI: qcom: Add interconnect bandwidth for PCIe Gen4 Date: Sun, 24 Sep 2023 18:07:13 +0200 Message-Id: <20230924160713.217086-1-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Sun, 24 Sep 2023 09:07:48 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1777966753334144807 X-GMAIL-MSGID: 1777966753334144807 PCIe Gen4 supports the interconnect bandwidth of 1969 MBps. So let's add the bandwidth support in the driver. Otherwise, the default bandwidth of 985 MBps will be used. Signed-off-by: Manivannan Sadhasivam Tested-by: Abel Vesa --- drivers/pci/controller/dwc/pcie-qcom.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c index 297442c969b6..6853123f92c1 100644 --- a/drivers/pci/controller/dwc/pcie-qcom.c +++ b/drivers/pci/controller/dwc/pcie-qcom.c @@ -1384,11 +1384,14 @@ static void qcom_pcie_icc_update(struct qcom_pcie *pcie) case 2: bw = MBps_to_icc(500); break; + case 3: + bw = MBps_to_icc(985); + break; default: WARN_ON_ONCE(1); fallthrough; - case 3: - bw = MBps_to_icc(985); + case 4: + bw = MBps_to_icc(1969); break; }