linux-kernel - Re: [PATCH 09/10] PCI: tegra: Add Tegra194 PCIe support

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Date:   Wed, 27 Mar 2019 10:07:59 +0000
From:   Jon Hunter <jonathanh@...dia.com>
To:     Vidya Sagar <vidyas@...dia.com>, <bhelgaas@...gle.com>,
        <robh+dt@...nel.org>, <mark.rutland@....com>,
        <thierry.reding@...il.com>, <kishon@...com>,
        <catalin.marinas@....com>, <will.deacon@....com>,
        <lorenzo.pieralisi@....com>, <jingoohan1@...il.com>,
        <gustavo.pimentel@...opsys.com>, <mperttunen@...dia.com>,
        <tiwai@...e.de>, <spujar@...dia.com>, <skomatineni@...dia.com>,
        <liviu.dudau@....com>, <krzk@...nel.org>, <heiko@...ech.de>,
        <horms+renesas@...ge.net.au>, <olof@...om.net>,
        <maxime.ripard@...tlin.com>, <andy.gross@...aro.org>,
        <bjorn.andersson@...aro.org>, <jagan@...rulasolutions.com>,
        <enric.balletbo@...labora.com>, <ezequiel@...labora.com>,
        <stefan.wahren@...e.com>, <marc.w.gonzalez@...e.fr>,
        <l.stach@...gutronix.de>, <tpiepho@...inj.com>,
        <hayashi.kunihiko@...ionext.com>, <yue.wang@...ogic.com>,
        <shawn.lin@...k-chips.com>, <xiaowei.bao@....com>
CC:     <linux-pci@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <kthota@...dia.com>,
        <mmaddireddy@...dia.com>
Subject: Re: [PATCH 09/10] PCI: tegra: Add Tegra194 PCIe support


On 26/03/2019 15:13, Vidya Sagar wrote:
> Add support for Synopsys DesignWare core IP based PCIe host controller
> present in Tegra194 SoC.
> 
> Signed-off-by: Vidya Sagar <vidyas@...dia.com>
> ---
>  drivers/pci/controller/dwc/Kconfig         |   10 +
>  drivers/pci/controller/dwc/Makefile        |    1 +
>  drivers/pci/controller/dwc/pcie-tegra194.c | 1862 ++++++++++++++++++++++++++++
>  3 files changed, 1873 insertions(+)
>  create mode 100644 drivers/pci/controller/dwc/pcie-tegra194.c
> 
> diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig
> index 6ea74b1c0d94..d80f2d77892a 100644
> --- a/drivers/pci/controller/dwc/Kconfig
> +++ b/drivers/pci/controller/dwc/Kconfig
> @@ -213,4 +213,14 @@ config PCIE_UNIPHIER
>  	  Say Y here if you want PCIe controller support on UniPhier SoCs.
>  	  This driver supports LD20 and PXs3 SoCs.
>  
> +config PCIE_TEGRA194
> +	bool "NVIDIA Tegra (T194) PCIe controller"
> +	depends on TEGRA_BPMP && (ARCH_TEGRA || COMPILE_TEST)
> +	depends on PCI_MSI_IRQ_DOMAIN
> +	select PCIE_DW_HOST
> +	select PHY_TEGRA194_PCIE_P2U
> +	help
> +	  Say Y here if you want support for DesignWare core based PCIe host
> +	  controller found in NVIDIA Tegra T194 SoC.
> +

Don't we want tristate here? You have a removal function.

Cheers
Jon

-- 
nvpublic