From patchwork Mon Dec 19 19:14:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 13077073 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 E06D4C4332F for ; Mon, 19 Dec 2022 19:16:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231726AbiLSTP3 (ORCPT ); Mon, 19 Dec 2022 14:15:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40736 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231305AbiLSTO6 (ORCPT ); Mon, 19 Dec 2022 14:14:58 -0500 Received: from mail-pj1-x102f.google.com (mail-pj1-x102f.google.com [IPv6:2607:f8b0:4864:20::102f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D54581572F for ; Mon, 19 Dec 2022 11:14:40 -0800 (PST) Received: by mail-pj1-x102f.google.com with SMTP id v23so4845270pju.3 for ; Mon, 19 Dec 2022 11:14:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; 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=8v2Nfl39PqDNiG5tJ5BVPCQxMx/XptjHH0BkSqZcAXA=; b=mYAoIRmMEuigK/LcCQDLFQMqAEJjmLEghvG1BQpY4gOurCH7O6lR9R/5dVAAKZ+Swg na0lHMJNH/owjf8OSq1PSgWkHmszGAxBTa8+uBVpgHZc84Y2JbuGhJJadrI3ouRnvwfD AiR4CH/DmnUF/RE1omY6IY1m4c9jhdY4zOvvYPfTrWBvFJWwB1JEUazxK6FIQMCz0NQs 6BklP83lC/XhfPTGBwYZ2HhJX/Awz3eEhbkmMbWvzYmGG9NUlX7I/2qRxpTib4f0A4Zp DC4z9N7zHd1WZt1ay7aZgrjz5jVfpjfV58oyb58PCSOBrNBTke8Cr71DHfcPk+rVloMm 8lZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding: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=8v2Nfl39PqDNiG5tJ5BVPCQxMx/XptjHH0BkSqZcAXA=; b=OibEt6fgJn/3PD+l6SIjlOWo+mQT7BRdy31jorE3S3m6L4eOTjI/i4Hgw6OQyVuUTC LbI4uvN3htaA5A47lEKUCmBRSDQ6GEOiXvsBLVNd+iPq9d+qoFTKai6kXvT2VJ67jOnB l9qOrfCr0tXhZMx6H3/CV5OjovuR4gok+6gKKDpiga+QhgDlGbCWYTsiddr99nyaThPs e7/+9E4TGSJrTDK+UG9n5+PsD+/UlKsLxCSRaWML5o5D78ZdFzLrwpH5zxEXMOO9fbYB Segqtj7Lk/aDh3AnTHhwLMrlce9nGYOOqC4NBjdAWRjt50AiCiIE6RXWUS+/FTPH+oEl rJ9g== X-Gm-Message-State: ANoB5pkG6j1IuTDq0aUQQK8p2+j28UR4hkAa8KzhlqqhNskL6eKcYNeJ jpDWzFXWsFNLXV61n8Ki8ot5 X-Google-Smtp-Source: AA0mqf5aPwffppWZkyTopyJwx5C7Tl+yDP/pyeEezbaE8XycRt+mMchRaeu1oKho5r7xRnRSANw11w== X-Received: by 2002:a17:90a:7d0f:b0:219:3810:94f4 with SMTP id g15-20020a17090a7d0f00b00219381094f4mr44027139pjl.19.1671477280354; Mon, 19 Dec 2022 11:14:40 -0800 (PST) Received: from localhost.localdomain ([220.158.159.17]) by smtp.gmail.com with ESMTPSA id z4-20020a17090a66c400b001f94d25bfabsm9485803pjl.28.2022.12.19.11.14.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Dec 2022 11:14:39 -0800 (PST) From: Manivannan Sadhasivam To: andersson@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: bhelgaas@google.com, konrad.dybcio@linaro.org, linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH 1/3] dt-bindings: PCI: qcom: Update maintainers Date: Tue, 20 Dec 2022 00:44:25 +0530 Message-Id: <20221219191427.480085-2-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221219191427.480085-1-manivannan.sadhasivam@linaro.org> References: <20221219191427.480085-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Stanimir has left mm-sol and already expressed his wish to not continue maintaining the PCIe RC driver. So his entry can be removed. Adding myself as the co-maintainer since I took over the PCIe RC driver maintainership from Stanimir. Signed-off-by: Manivannan Sadhasivam Acked-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/pci/qcom,pcie.yaml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml index 54f07852d279..02450fb26bb9 100644 --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml @@ -8,7 +8,7 @@ title: Qualcomm PCI express root complex maintainers: - Bjorn Andersson - - Stanimir Varbanov + - Manivannan Sadhasivam description: | Qualcomm PCIe root complex controller is based on the Synopsys DesignWare From patchwork Mon Dec 19 19:14:26 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 13077075 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 733A8C4167B for ; Mon, 19 Dec 2022 19:16:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232124AbiLSTQC (ORCPT ); Mon, 19 Dec 2022 14:16:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40142 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232417AbiLSTPD (ORCPT ); Mon, 19 Dec 2022 14:15:03 -0500 Received: from mail-pj1-x102c.google.com (mail-pj1-x102c.google.com [IPv6:2607:f8b0:4864:20::102c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4EB4811C31 for ; Mon, 19 Dec 2022 11:14:46 -0800 (PST) Received: by mail-pj1-x102c.google.com with SMTP id fa4-20020a17090af0c400b002198d1328a0so14727425pjb.0 for ; Mon, 19 Dec 2022 11:14:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; 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=9agN2hOf+CL4HJ9ZbGXzkjZqDPOgTWQAwGYfyipiHIQ=; b=btxnOBxzbKshtiQvz6qlHOmD0ilj28u9K1pdvGzXZo6Y+y5YVboduUvCynfNY55U8e aNaW42k2fyavRmJ0XxsPWkoHNJ8mUQi6AcvMnccBiakR3XkZOoS9DofZDWEJYqSVnC60 OF29eYMnKHv8WCuCbUVwP7IyxidHWEnRpnx9MCmwRyXA4S7ZhGccP9sSFMQyydt4XotT GAN19uexcDovmj6S3jsVUtn65vk0LOy2cWlnLb82KA7kb8nawvOPvaTRAbN8W6huwVDC yFOGtD3YdmWrQqQi+fxscnp0vpKzF4OPvZSbzCz4uevgpgNXWi2buICfjgGYsdgNANsn 633w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding: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=9agN2hOf+CL4HJ9ZbGXzkjZqDPOgTWQAwGYfyipiHIQ=; b=rx4Ik7diNiGGcpdpxLXx9qyTDTQey9gFfb3ymDoFqKVRI4aRnI4cFB5sUVs+dl75Tm EKCk5xE+8t/RYzUIV9UE3jCYNZyTBu4gBoQd9JjREOQf3HlEjQpCvlOnp54faW9S4Tlp HA3aWmNSGQ3LHOfQ7HBO/3yqVHaVdDXgSoOXeTECsE6RV4W7ewt/XTTr8EL9rE1D8O+V KcH4t5JzOZfm3Fv2hCOIXvtkWWnxbblMC/VoZWaJM4RExyftocMjoiBqLUtuELJdar6f h307+EWFn0dF8+Cp/e0rNWX0fJu9gXJiT8dTuEneA8dlm3Vt2yKy0/05cNFwSwpN4Kno DP8Q== X-Gm-Message-State: ANoB5pkB6L4W94Mr/lmQqEheUTK2E5/wnoknu/FTC6UxatfzjNREdMPY SMvCRETwfNrrGix+2TMkKZrK X-Google-Smtp-Source: AA0mqf7+ed63KjB6ZCD3S3TNvfHlUCFvDU+43EXQVENXe0Iof9ZpFio8+fK5fukXHGANR/xjxogyJw== X-Received: by 2002:a17:90a:fe0a:b0:219:8cba:cbbd with SMTP id ck10-20020a17090afe0a00b002198cbacbbdmr45654393pjb.32.1671477285810; Mon, 19 Dec 2022 11:14:45 -0800 (PST) Received: from localhost.localdomain ([220.158.159.17]) by smtp.gmail.com with ESMTPSA id z4-20020a17090a66c400b001f94d25bfabsm9485803pjl.28.2022.12.19.11.14.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Dec 2022 11:14:44 -0800 (PST) From: Manivannan Sadhasivam To: andersson@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: bhelgaas@google.com, konrad.dybcio@linaro.org, linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH 2/3] dt-bindings: PCI: qcom: Document msi-map and msi-map-mask properties Date: Tue, 20 Dec 2022 00:44:26 +0530 Message-Id: <20221219191427.480085-3-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221219191427.480085-1-manivannan.sadhasivam@linaro.org> References: <20221219191427.480085-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org The Qcom PCIe controller is capable of using either internal MSI controller or the external GIC-ITS for receiving the MSIs from endpoint devices. Currently, the binding only documents the internal MSI implementation. Let's document the GIC-ITS imeplementation by making use of msi-map and msi-map-mask properties. Signed-off-by: Manivannan Sadhasivam --- .../devicetree/bindings/pci/qcom,pcie.yaml | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml index 02450fb26bb9..24c3e7ef14eb 100644 --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml @@ -100,18 +100,28 @@ properties: description: GPIO controlled connection to WAKE# signal maxItems: 1 + msi-map: true + + msi-map-mask: true + required: - compatible - reg - reg-names - - interrupts - - interrupt-names - - "#interrupt-cells" - interrupt-map-mask - interrupt-map - clocks - clock-names +oneOf: + - required: + - interrupts + - interrupt-names + - "#interrupt-cells" + - required: + - msi-map + - msi-map-mask + allOf: - $ref: /schemas/pci/pci-bus.yaml# - if: From patchwork Mon Dec 19 19:14:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 13077076 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 CF231C10F1B for ; Mon, 19 Dec 2022 19:16:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232268AbiLSTQD (ORCPT ); Mon, 19 Dec 2022 14:16:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40604 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232496AbiLSTPP (ORCPT ); Mon, 19 Dec 2022 14:15:15 -0500 Received: from mail-pj1-x1036.google.com (mail-pj1-x1036.google.com [IPv6:2607:f8b0:4864:20::1036]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2C88311C3E for ; Mon, 19 Dec 2022 11:14:50 -0800 (PST) Received: by mail-pj1-x1036.google.com with SMTP id o12so10072845pjo.4 for ; Mon, 19 Dec 2022 11:14:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; 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=sAubOkJvINNojNKQySo7fdvunMLKmBVll3HExCwexwo=; b=JuHzAjEtS3z3AoG0EOBAtJfVoGmuEoBwfuq6bv4gk+GZhn3641lIsz8c8HCAhPdSg9 FvbtOTJr/o5hDTHq05f6k7k1tYRrGOiH5LqagM9BEjUxIMLsIPqrGaudPeXxVSNvU/US o0Lu7Cw8x8A95clipBqMSjq+zul51e/SovIxqFgsXYlkyVzvwZOK+RLDFRZ+y5ZHlPOj FRmE5NGFNCoXlpeud0gPtFrAk2HU2zXev5LEZ7bSjZB54Gp5/V0qEy7q79flhleD7jc+ MyIJTSrLO7wvOSMuxeqkJZFutH3kX+th0e8ZtgxdV1K8+Jk45wGeM400D+1zesaoZXiN tCYg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding: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=sAubOkJvINNojNKQySo7fdvunMLKmBVll3HExCwexwo=; b=pSVCN8vvCSjBhxgIzcg3f+UbaX/Azoh260gvlmXtsX7DX6BHuxIJAAwBE7VkzYqcn/ KQ4+0JsiySvOHD8aNjkCfypa65pDjw+Ss6ysXvWa3NwDkLaha4rW5ma68x5QgSQQcJPq NqfmtuZAYWjCKbS+2zclTsFOPMoSg2On67Mjy4YCd8iAKqpP3D4+42Y8aqJMtscQ/Rzk AoypY/y4HptUFgM7u/shuSGtRP9VsvmRC/O51N7laxuMoaQtDOqknnY7tMBjOjVPX2Jq PqwXQrGAZ8E6WHrznLtCe7wZhK45p2As0hN3LUpmxJ+m6qSvv7+VbzxPb4ACGJl5uou/ QfPw== X-Gm-Message-State: ANoB5pnFmIs9YakaX/lY0HEnPmrDi2rTAsa8xtOpdongSlkyLBCmjqVZ zEVOSaQRUW13nJGRx/fzs0H+ X-Google-Smtp-Source: AA0mqf7bcFYuSkhSlx4GdCaQjF/wzvulHntCyBcCywh+NNbwUHeolME6QXhdkW/x1vnDIOoLUlThdQ== X-Received: by 2002:a17:90b:378c:b0:21e:1282:af42 with SMTP id mz12-20020a17090b378c00b0021e1282af42mr41810543pjb.40.1671477289675; Mon, 19 Dec 2022 11:14:49 -0800 (PST) Received: from localhost.localdomain ([220.158.159.17]) by smtp.gmail.com with ESMTPSA id z4-20020a17090a66c400b001f94d25bfabsm9485803pjl.28.2022.12.19.11.14.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Dec 2022 11:14:48 -0800 (PST) From: Manivannan Sadhasivam To: andersson@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: bhelgaas@google.com, konrad.dybcio@linaro.org, linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH 3/3] arm64: dts: qcom: sm8450: Use GIC-ITS for PCIe0 and PCIe1 Date: Tue, 20 Dec 2022 00:44:27 +0530 Message-Id: <20221219191427.480085-4-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221219191427.480085-1-manivannan.sadhasivam@linaro.org> References: <20221219191427.480085-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Both PCIe0 and PCIe1 controllers are capable of receiving MSIs from endpoint devices using GIC-ITS MSI controller. Add support for it. Currently, BDF (0:0.0) and BDF (1:0.0) are enabled and with the msi-map-mask of 0xff00, all the 32 devices under these two busses can share the same Device ID. The GIC-ITS MSI implementation provides an advantage over internal MSI implementation using Locality-specific Peripheral Interrupts (LPI) that would allow MSIs to be targeted for each CPU core. Signed-off-by: Manivannan Sadhasivam --- arch/arm64/boot/dts/qcom/sm8450.dtsi | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi index 570475040d95..276ceba4c247 100644 --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi @@ -1733,9 +1733,9 @@ pcie0: pci@1c00000 { ranges = <0x01000000 0x0 0x60200000 0 0x60200000 0x0 0x100000>, <0x02000000 0x0 0x60300000 0 0x60300000 0x0 0x3d00000>; - interrupts = ; - interrupt-names = "msi"; - #interrupt-cells = <1>; + msi-map = <0x0 &gic_its 0x5980 0x1>, + <0x100 &gic_its 0x5981 0x1>; + msi-map-mask = <0xff00>; interrupt-map-mask = <0 0 0 0x7>; interrupt-map = <0 0 0 1 &intc 0 0 0 149 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ <0 0 0 2 &intc 0 0 0 150 IRQ_TYPE_LEVEL_HIGH>, /* int_b */ @@ -1842,9 +1842,9 @@ pcie1: pci@1c08000 { ranges = <0x01000000 0x0 0x40200000 0 0x40200000 0x0 0x100000>, <0x02000000 0x0 0x40300000 0 0x40300000 0x0 0x1fd00000>; - interrupts = ; - interrupt-names = "msi"; - #interrupt-cells = <1>; + msi-map = <0x0 &gic_its 0x5a01 0x1>, + <0x100 &gic_its 0x5a00 0x1>; + msi-map-mask = <0xff00>; interrupt-map-mask = <0 0 0 0x7>; interrupt-map = <0 0 0 1 &intc 0 0 0 434 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ <0 0 0 2 &intc 0 0 0 435 IRQ_TYPE_LEVEL_HIGH>, /* int_b */