From patchwork Thu Jul 11 09:02:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johan Hovold X-Patchwork-Id: 13730220 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6D29D156962; Thu, 11 Jul 2024 09:03:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720688620; cv=none; b=MsCJQLNH4QT6dSAWQJaXOT5Z8MCqU+HeLV0Br1YOOS0t4csWVHr9KqUx8LzUL2ejLxEfE5m1k9KgA8+B2EVTHte9vCL0wnRpgPXUBSXxX/cEGNUojfv78EoCnJF7I4gH7yZaexfS/b/Wfh2qAharyvQOG7jULaKqfy8RMMInAYs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720688620; c=relaxed/simple; bh=0j9C0mA8leOd3/gYl9pkH5HlOMXlezBR9eyJZWtCdSw=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=gLvRcBRUmSxfwuGA1DJeX9CbmAmPs7QIJt6LzllFYM7Hyk+Cr5FeXBhzWFjNntfMZNmYtAxL6PNsWE3qWYmxlADEXle45lHdFyXs7ufAf+FdTOP75uCmZDrPZ2RSv64j+O9smUxcTif4nhRqoqWzhMK9MjmE5f+Brt8n0pzmDec= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Pkm6nrV4; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Pkm6nrV4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EB9B4C116B1; Thu, 11 Jul 2024 09:03:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720688620; bh=0j9C0mA8leOd3/gYl9pkH5HlOMXlezBR9eyJZWtCdSw=; h=From:To:Cc:Subject:Date:From; b=Pkm6nrV42Al9oF8Iq/Hhe6ox6VNONX33SxTWhZ3kA+flV5Soh+gqauyFDNCS9k0bD 6okQnlj7Vj/hINLPo5OLbn7QxgEDnWYS6zdjH99Ow45azgJlnQxh7f4XDGboAiK98w olgZ5uGiXdgzzQ8lzBBeXOno89BOpK/KoVSTR+phtE42VAUa5GJZNN4QCGaKUpm4To v9GFReyM3Fe8IzuCxruJmR4XoT+bM2gspER/WmVhxI/rqr045xUPwXGIOb2BpfWJt1 AvrlUqexk4Fo98XwjrhY5VW+u7wZM0X/U3x71vYc7CQIaxsLScf8mva2fepZCvZPIT UmFM25zRMtAuQ== Received: from johan by xi.lan with local (Exim 4.97.1) (envelope-from ) id 1sRpiC-000000005Ql-3Bf3; Thu, 11 Jul 2024 11:03:36 +0200 From: Johan Hovold To: Bjorn Andersson , Konrad Dybcio Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Abel Vesa , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Johan Hovold Subject: [PATCH] arm64: dts: qcom: x1e80100: enable GICv3 ITS for PCIe Date: Thu, 11 Jul 2024 11:02:50 +0200 Message-ID: <20240711090250.20827-1-johan+linaro@kernel.org> X-Mailer: git-send-email 2.44.2 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The DWC PCIe controller can be used with its internal MSI controller or with an external one such as the GICv3 Interrupt Translation Service (ITS). Add the msi-map properties needed to use the GIC ITS. This will also make Linux switch to the ITS implementation, which allows for assigning affinity to individual MSIs. Signed-off-by: Johan Hovold --- arch/arm64/boot/dts/qcom/x1e80100.dtsi | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi index 32a73ff672be..5822ed97ad87 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi @@ -3114,6 +3114,8 @@ pcie6a: pci@1bf8000 { linux,pci-domain = <7>; num-lanes = <2>; + msi-map = <0x0 &gic_its 0xe0000 0x10000>; + interrupts = , , , @@ -3235,6 +3237,8 @@ pcie4: pci@1c08000 { linux,pci-domain = <5>; num-lanes = <2>; + msi-map = <0x0 &gic_its 0xc0000 0x10000>; + interrupts = , , , @@ -5394,8 +5398,6 @@ gic_its: msi-controller@17040000 { msi-controller; #msi-cells = <1>; - - status = "disabled"; }; };