From: Rob Herring <robh@kernel.org>
To: Vidya Sagar <vidyas@nvidia.com>
Cc: lorenzo.pieralisi@arm.com, bhelgaas@google.com,
mark.rutland@arm.com, thierry.reding@gmail.com,
jonathanh@nvidia.com, kishon@ti.com, catalin.marinas@arm.com,
will.deacon@arm.com, jingoohan1@gmail.com,
gustavo.pimentel@synopsys.com, mperttunen@nvidia.com,
linux-pci@vger.kernel.org, devicetree@vger.kernel.org,
linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, kthota@nvidia.com,
mmaddireddy@nvidia.com, sagar.tv@gmail.com
Subject: Re: [PATCH V6 06/15] dt-bindings: PCI: designware: Add binding for CDM register check
Date: Mon, 13 May 2019 10:10:38 -0500
Message-ID: <20190513151038.GA30653@bogus> (raw)
In-Reply-To: <20190513050626.14991-7-vidyas@nvidia.com>
On Mon, May 13, 2019 at 10:36:17AM +0530, Vidya Sagar wrote:
> Add support to enable CDM (Configuration Dependent Module) registers check
> for any data corruption. CDM registers include standard PCIe configuration
> space registers, Port Logic registers and iATU and DMA registers.
> Refer Section S.4 of Synopsys DesignWare Cores PCI Express Controller Databook
> Version 4.90a
>
> Signed-off-by: Vidya Sagar <vidyas@nvidia.com>
> ---
> Changes since [v5]:
> * None
>
> Changes since [v4]:
> * None
>
> Changes since [v3]:
> * None
>
> Changes since [v2]:
> * Changed flag name from 'cdm-check' to 'enable-cdm-check'
> * Added info about Port Logic and DMA registers being part of CDM
>
> Changes since [v1]:
> * This is a new patch in v2 series
>
> Documentation/devicetree/bindings/pci/designware-pcie.txt | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt b/Documentation/devicetree/bindings/pci/designware-pcie.txt
> index 5561a1c060d0..85b872c42a9f 100644
> --- a/Documentation/devicetree/bindings/pci/designware-pcie.txt
> +++ b/Documentation/devicetree/bindings/pci/designware-pcie.txt
> @@ -34,6 +34,11 @@ Optional properties:
> - clock-names: Must include the following entries:
> - "pcie"
> - "pcie_bus"
> +- enable-cdm-check: This is a boolean property and if present enables
> + automatic checking of CDM (Configuration Dependent Module) registers
> + for data corruption. CDM registers include standard PCIe configuration
> + space registers, Port Logic registers, DMA and iATU (internal Address
> + Translation Unit) registers.
snps,enable-cdm-check
> RC mode:
> - num-viewport: number of view ports configured in hardware. If a platform
> does not specify it, the driver assumes 2.
> --
> 2.17.1
>
next prev parent reply index
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-13 5:06 [PATCH V6 00/15] Add Tegra194 PCIe support Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 01/15] PCI: Add #defines for some of PCIe spec r4.0 features Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 02/15] PCI/PME: Export pcie_pme_disable_msi() & pcie_pme_no_msi() APIs Vidya Sagar
2019-05-13 7:25 ` Christoph Hellwig
2019-05-14 3:30 ` Vidya Sagar
2019-05-14 6:02 ` Christoph Hellwig
2019-05-16 13:34 ` Bjorn Helgaas
2019-05-17 8:19 ` Vidya Sagar
2019-05-17 13:24 ` Bjorn Helgaas
2019-05-17 17:53 ` Vidya Sagar
2019-05-17 18:55 ` Bjorn Helgaas
2019-05-18 1:58 ` Vidya Sagar
2019-05-20 17:57 ` Bjorn Helgaas
2019-05-21 5:06 ` Vidya Sagar
2019-05-16 13:28 ` Bjorn Helgaas
2019-05-13 5:06 ` [PATCH V6 03/15] PCI: dwc: Perform dbi regs write lock towards the end Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 04/15] PCI: dwc: Move config space capability search API Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 05/15] PCI: dwc: Add ext " Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 06/15] dt-bindings: PCI: designware: Add binding for CDM register check Vidya Sagar
2019-05-13 15:10 ` Rob Herring [this message]
2019-05-14 5:27 ` Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 07/15] PCI: dwc: Add support to enable " Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 08/15] dt-bindings: Add PCIe supports-clkreq property Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 09/15] dt-bindings: PCI: tegra: Add device tree support for Tegra194 Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 10/15] dt-bindings: PHY: P2U: Add Tegra194 P2U block Vidya Sagar
2019-05-13 15:22 ` Rob Herring
2019-05-13 5:06 ` [PATCH V6 11/15] arm64: tegra: Add P2U and PCIe controller nodes to Tegra194 DT Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 12/15] arm64: tegra: Enable PCIe slots in P2972-0000 board Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 13/15] phy: tegra: Add PCIe PIPE2UPHY support Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 14/15] PCI: tegra: Add Tegra194 PCIe support Vidya Sagar
2019-05-13 5:06 ` [PATCH V6 15/15] arm64: Add Tegra194 PCIe driver to defconfig Vidya Sagar
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