From nobody Sun May 10 06:04:44 2026 Received: from mail-pl1-f176.google.com (mail-pl1-f176.google.com [209.85.214.176]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0C5CE19D89E for ; Tue, 31 Dec 2024 13:02:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.176 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735650161; cv=none; b=nvr8tCkOj7ECBMngy0PwC73VgS8eESx9DsquNb3yYxfLIE4m8EI5vtQl2UmgPns7n9oPe9t+aP6ois99ohOYj382HA01abQIfeHJZF4932zhA48va4twG9YSDJ+/s+lTUdJVs+pxBff28F+GsfuxEn3vjCTgY2lB/LC7Kn7x+9Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735650161; c=relaxed/simple; bh=hVyAuooOzyUbD/jnmspiTE8wCtobigUKFEsbNH4RJ0Q=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=fMbQGPo34pie+fdbpH2cnY9IA+aA4HZ8fbFfFsqlFSHUDfuA+sDuM6Fc0U5vOByhwLCzpT1EqDdaPTuXLSSUchzciaTM0LDwDAPe9hKTOfwM9NpBNQNmOtJUmr0hJjkLVDkTAUwZ/IW2kvSLxLieY9wB01DnnNwLI/t9iRk+PHw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=go74SY6m; arc=none smtp.client-ip=209.85.214.176 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="go74SY6m" Received: by mail-pl1-f176.google.com with SMTP id d9443c01a7336-21628b3fe7dso128829255ad.3 for ; Tue, 31 Dec 2024 05:02:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1735650159; x=1736254959; 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; bh=lvF+49X2gFMGE7dCbt+zol5pHVl//CcUiNX288CxZPg=; b=go74SY6mxOHBBTbqFyqzoW0alX3HxVyAkcpc3Fs0ci46EQ64hNCEhrLHEw9wsUzdjf StkcX3FZ9S99frVeuOvb5LDFSFPlOR+IX4Gv8ugW6eJEuDH9Bay4d8it+lDgSOY4eWRe anM4re/Uni/dwtuyI6LuP8Oku9cxynyn6CqORQpKYgwTEdnDb4GFWyn60+6XV75Gri2J zK+o7jwrkDguy3iJhpmwTeosUmscCf7uoP4p+UBr66jaKCaj1DpfBP9CkccC1xEXFUDz i1uK96UxqiyiEhwDLv3OqXj04+SBZc+ZKZtg7Wl525pN3yBOExMI8x/kSloYOKssFUl2 mKPQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1735650159; x=1736254959; 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=lvF+49X2gFMGE7dCbt+zol5pHVl//CcUiNX288CxZPg=; b=sRJHbl7ADQqUNx/N3WSdQuAoH7yvlHNZ6yUkyJ8hYk3L2G7PcvmxKVXAo7s4Swimoz 9IQwOJxqqh9ULQ+C7i/Cg94U7tR8Rdoajo4GIH8kgR6oHXtyJc1l4r0JVMw5kctKzfSk 8Ikgpwag7ebMOSAbvexnr1mgTMkke0GOw56iH7h3tUsLU4kg2Wfo1bXg49emRceM+Aql hC8zHUYkLOm2b7RcNoRvnHL5DNr8W6wRir+MuQ6dipE93aU7Xles7ynD06TK6N+GhVVm qpIVCxKYKkotd9VEUL9b55vvOkPZT1chorfNWKgRGrV5nlel5ON6w9x+QopokR9NlpiQ BKKw== X-Forwarded-Encrypted: i=1; AJvYcCX9sGYlQyY8LC2Ma1WOaplr9tG4SxtU0TD7OYw3nIPJyaMcWHxja6mySOLTseqFijfo/ASomd7GuMUc5Gk=@vger.kernel.org X-Gm-Message-State: AOJu0YyLoTvwbiZaM0y55kheLWybzHpq6Y+U6hpfQo6/g/mjBhfjGhZP Uu/Em+LQUO9bjHQQjo3kvYi3GSYqbuughq5Xtk5lijNE0mjNf6ZyBlIrxBmvJA== X-Gm-Gg: ASbGncv1Pk8vU1I4TYgRLVVn+sgjzWu/6+D7kJaL8eklEIRr/7B/tpFjB1DJ2GNjhYs Z9iQWLJ3EMVy6IMJeDMCR+qpV+IbciIfJb0M9InavbNhrXVQgmx6UHgmJq47dibxRzF7EvO65k9 30lG96bRoIajzvQpIeQtbtADTZY+6AqKz28INtIW3dPjeduvUaqpwRzDtzGXURrt+jeDTwjWFt4 iEkc8qtQ3c4kazHgRKsm9o/CEkcHwXjNMOGrCqEsAzQsukabLqDBKECWwfxO6O5wi6s2dcnHLDj TNFQnvXZRts= X-Google-Smtp-Source: AGHT+IEMULsfFORB7W9l9G4XPcBHlz6cU9L2NX3m3xplk+5DtOBI1D2wFJ5g7TgfuAIcWSgnGgDZdA== X-Received: by 2002:a17:903:2286:b0:215:cbbf:8926 with SMTP id d9443c01a7336-219e6f10978mr531200865ad.35.1735650159283; Tue, 31 Dec 2024 05:02:39 -0800 (PST) Received: from localhost.localdomain ([117.193.213.202]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-219dc9d945csm194514275ad.117.2024.12.31.05.02.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 31 Dec 2024 05:02:38 -0800 (PST) From: Manivannan Sadhasivam To: lpieralisi@kernel.org, kw@linux.com, robh@kernel.org, bhelgaas@google.com, andersson@kernel.org, konradybcio@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Manivannan Sadhasivam , stable@vger.kernel.org, Konrad Dybcio Subject: [PATCH 1/2] arm64: dts: qcom: sa8775p: Fix the size of 'addr_space' regions Date: Tue, 31 Dec 2024 18:32:23 +0530 Message-Id: <20241231130224.38206-2-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20241231130224.38206-1-manivannan.sadhasivam@linaro.org> References: <20241231130224.38206-1-manivannan.sadhasivam@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" For both the controller instances, size of the 'addr_space' region should be 0x1fe00000 as per the hardware memory layout. Otherwise, endpoint drivers cannot request even reasonable BAR size of 1MB. Cc: stable@vger.kernel.org # 6.11 Fixes: c5f5de8434ec ("arm64: dts: qcom: sa8775p: Add ep pcie1 controller no= de") Fixes: 1924f5518224 ("arm64: dts: qcom: sa8775p: Add ep pcie0 controller no= de") Reviewed-by: Konrad Dybcio Signed-off-by: Manivannan Sadhasivam --- arch/arm64/boot/dts/qcom/sa8775p.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qc= om/sa8775p.dtsi index 9f315a51a7c1..368bcf7c9802 100644 --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi @@ -6092,7 +6092,7 @@ pcie0_ep: pcie-ep@1c00000 { <0x0 0x40000000 0x0 0xf20>, <0x0 0x40000f20 0x0 0xa8>, <0x0 0x40001000 0x0 0x4000>, - <0x0 0x40200000 0x0 0x100000>, + <0x0 0x40200000 0x0 0x1fe00000>, <0x0 0x01c03000 0x0 0x1000>, <0x0 0x40005000 0x0 0x2000>; reg-names =3D "parf", "dbi", "elbi", "atu", "addr_space", @@ -6250,7 +6250,7 @@ pcie1_ep: pcie-ep@1c10000 { <0x0 0x60000000 0x0 0xf20>, <0x0 0x60000f20 0x0 0xa8>, <0x0 0x60001000 0x0 0x4000>, - <0x0 0x60200000 0x0 0x100000>, + <0x0 0x60200000 0x0 0x1fe00000>, <0x0 0x01c13000 0x0 0x1000>, <0x0 0x60005000 0x0 0x2000>; reg-names =3D "parf", "dbi", "elbi", "atu", "addr_space", --=20 2.25.1 From nobody Sun May 10 06:04:44 2026 Received: from mail-pl1-f181.google.com (mail-pl1-f181.google.com [209.85.214.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F367E19EEC0 for ; Tue, 31 Dec 2024 13:02:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.181 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735650166; cv=none; b=fh7ZVP9Bd4cyyz6jrkrWailBsvtYVzRgI1ap2FUO3M8ufHkichZD1T6yLs7FcsFHBNFbyGLc+puUvOgONKXpGgc2vm/9N21SMxtZoHsjnkFO9e9j5zwHWOZYsyDGljVQElk4hVvgR35W/intO6fKdarRO6mUVwCqKgWgc/qoVtM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735650166; c=relaxed/simple; bh=6RLdN2eI1UpuHGQ9IxNEel32aW76eUXl9jMEDUafCiw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=TLu+VtGQe5GNm7i+D2XNDbJ/s5mvjWBxNHs7nIaIl6s3Smq85UeDvVlWvAGtsgxPqK+UCddEWltDMJarUHzlw4tuokp36k5unVQDHGITOSvScPRfixdw+Zf2lp6IWJQloecHYNnGylFY08Hz0h9TKzbLdQ4S8UQAUublW43h7RU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=xT0TM8+s; arc=none smtp.client-ip=209.85.214.181 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="xT0TM8+s" Received: by mail-pl1-f181.google.com with SMTP id d9443c01a7336-216426b0865so129421115ad.0 for ; Tue, 31 Dec 2024 05:02:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1735650164; x=1736254964; 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; bh=SQg0uNio4nJAv3CSDy6Q0G3Cclik4QaoMqYrEiDMWr4=; b=xT0TM8+sgoY+tDimwsdBNlhxp9oRr5OLhX1uCHEOS1TuAFz0XKgFXYghOH5DTJTSQ8 tE+RYhoY9d5LyfpLR+8kUbQrTvrgvdkmqMbi1ywVpMLG/lb/eJVDi8BAIfe52MfOlIsO IytYpWPInWE30rpxoprdJwsc6AFAO+MaHvOx5+7+BGQCESo77ju0eVv/emNC3i3bhqHW 2SYuCjCnqluDFpEupOgVF+cZbi5D7MOEySloKoDD9LRdtnIheymrrn5swhWC0EnUHfM/ z/BalonrmaPmkc/aTagpsIvtGFbw6acRpshLUUbZGtBtEIyTeEp7ht5mWd4+e3QsFeX7 TpPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1735650164; x=1736254964; 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=SQg0uNio4nJAv3CSDy6Q0G3Cclik4QaoMqYrEiDMWr4=; b=vFBDmJOqBRylBX1k9tvUvGflweig8FQxuli9WKAfCpxt0p+/HkivFOpB+sjy/SVpNd HS8E0czm3DWBkxzzn8KoZJ9Fqt9lc2nB5oHnOWgIj01ffg6QRVwj2AYmaqU/ymkW+Ypj qEzogkAJltT58Ij4cfpXp+k/dJhLjxW6WzwkDHcl/6oNLuXeWckQIydrxNAUgSZmpigo rlPPVgs+aRZuamLQoYEaOvZ9FEB5Ab1npTN8rAoOhwx1Randmwb5cZo1vGqMlVWmEMpe UD5RcszPLNmqxvjcBCfn8IPPsWSuQVVF0o4hQobBwEsNTVqr/FzKlSXvgwx8bqNSr9Q+ k7aQ== X-Forwarded-Encrypted: i=1; AJvYcCXg9Uj9W7n700wxx2qNaFLbi2jNoOxTFhsuRCeAMAm0Zt3tkzBmB5QMqJM0RZJhA0C8CD+2G5M+7D3o9yk=@vger.kernel.org X-Gm-Message-State: AOJu0YwuSFiJziqmgvyPhm9/Gk6FntrmBatt6a74sy8kK3lWy7B4zGHy H/y4RDuOJkGprZla2k4w5YXfyCKjY1zRTDB2wcJeI4RwQIj8VZBaDYqycfie3g== X-Gm-Gg: ASbGncs8nrZGJMKJw4EeWwz3++Blhfv9QqH2dQXuWfFTAebOZfRoaJRp7BFLqft8Fb7 5ZmzvNnEXYK/9tNGRzTcctXRKMqIBirG3NAxuOg8bu9uPK7lz8x09oaA1uS5wC5FeUy/fn4wO0P VBGvpmfWDSdv/5NNLG+gAPVwB6eQQ5Vh6n+Toph+3AV3Sp435OsCRIw8ybSN+Xo6VzKe28/fp97 1r1pHdhzTxlSYcFb8y8NPN4TeYMiPC9+TkQTm88SmNbiSDlZPlBoQWC5fG1e3D/LzpDwViJZ9k5 YfxYcPn1pS8= X-Google-Smtp-Source: AGHT+IE45qDDNc5YRYSihN/fWzwP55+6ssJKbZvchos2PE0NP7maDGJ62ORojGn2Lyy1W4PdSTjtog== X-Received: by 2002:a17:902:d551:b0:216:386e:dca with SMTP id d9443c01a7336-219e6ebb750mr600763705ad.30.1735650164377; Tue, 31 Dec 2024 05:02:44 -0800 (PST) Received: from localhost.localdomain ([117.193.213.202]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-219dc9d945csm194514275ad.117.2024.12.31.05.02.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 31 Dec 2024 05:02:43 -0800 (PST) From: Manivannan Sadhasivam To: lpieralisi@kernel.org, kw@linux.com, robh@kernel.org, bhelgaas@google.com, andersson@kernel.org, konradybcio@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Manivannan Sadhasivam , stable+noautosel@kernel.org, Dmitry Baryshkov Subject: [PATCH 2/2] PCI: qcom-ep: Mark BAR0/BAR2 as 64bit BARs and BAR1/BAR3 as RESERVED Date: Tue, 31 Dec 2024 18:32:24 +0530 Message-Id: <20241231130224.38206-3-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20241231130224.38206-1-manivannan.sadhasivam@linaro.org> References: <20241231130224.38206-1-manivannan.sadhasivam@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" On all Qcom endpoint SoCs, BAR0/BAR2 are 64bit BARs by default and software cannot change the type. So mark the those BARs as 64bit BARs and also mark the successive BAR1/BAR3 as RESERVED BARs so that the EPF drivers cannot use them. Cc: stable+noautosel@kernel.org # depends on patch introducing only_64bit f= lag Fixes: f55fee56a631 ("PCI: qcom-ep: Add Qualcomm PCIe Endpoint controller d= river") Reviewed-by: Dmitry Baryshkov Signed-off-by: Manivannan Sadhasivam --- drivers/pci/controller/dwc/pcie-qcom-ep.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/contro= ller/dwc/pcie-qcom-ep.c index c08f64d7a825..01d3862d7003 100644 --- a/drivers/pci/controller/dwc/pcie-qcom-ep.c +++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c @@ -825,6 +825,10 @@ static const struct pci_epc_features qcom_pcie_epc_fea= tures =3D { .msi_capable =3D true, .msix_capable =3D false, .align =3D SZ_4K, + .bar[BAR_0] =3D { .only_64bit =3D true, }, + .bar[BAR_1] =3D { .type =3D BAR_RESERVED, }, + .bar[BAR_2] =3D { .only_64bit =3D true, }, + .bar[BAR_3] =3D { .type =3D BAR_RESERVED, }, }; =20 static const struct pci_epc_features * --=20 2.25.1