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Date:   Thu, 6 Jun 2019 19:35:47 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Vidya Sagar <vidyas@...dia.com>, lorenzo.pieralisi@....com,
        bhelgaas@...gle.com, robh+dt@...nel.org, mark.rutland@....com,
        thierry.reding@...il.com, jonathanh@...dia.com, kishon@...com,
        catalin.marinas@....com, will.deacon@....com, jingoohan1@...il.com,
        gustavo.pimentel@...opsys.com
Cc:     mperttunen@...dia.com, 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, sagar.tv@...il.com
Subject: Re: [PATCH V8 14/15] PCI: tegra: Add Tegra194 PCIe support

26.05.2019 7:37, Vidya Sagar пишет:
> Add support for Synopsys DesignWare core IP based PCIe host controller
> present in Tegra194 SoC.
> 
> Signed-off-by: Vidya Sagar <vidyas@...dia.com>
> ---
> Changes since [v7]:
> * Addressed review comments from Thierry
> 
> Changes since [v6]:
> * Removed code around "nvidia,disable-aspm-states" DT property
> * Refactored code to remove code duplication
> 
> Changes since [v5]:
> * Addressed review comments from Thierry
> 
> Changes since [v4]:
> * None
> 
> Changes since [v3]:
> * None
> 
> Changes since [v2]:
> * Changed 'nvidia,init-speed' to 'nvidia,init-link-speed'
> * Changed 'nvidia,pex-wake' to 'nvidia,wake-gpios'
> * Removed .runtime_suspend() & .runtime_resume() implementations
> 
> Changes since [v1]:
> * Made CONFIG_PCIE_TEGRA194 as 'm' by default from its previous 'y' state
> * Modified code as per changes made to DT documentation
> * Refactored code to address Bjorn & Thierry's review comments
> * Added goto to avoid recursion in tegra_pcie_dw_host_init() API
> * Merged .scan_bus() of dw_pcie_host_ops implementation to tegra_pcie_dw_host_init() API
> 
>  drivers/pci/controller/dwc/Kconfig         |   10 +
>  drivers/pci/controller/dwc/Makefile        |    1 +
>  drivers/pci/controller/dwc/pcie-tegra194.c | 1621 ++++++++++++++++++++
>  3 files changed, 1632 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 a6ce1ee51b4c..884112afc11b 100644
> --- a/drivers/pci/controller/dwc/Kconfig
> +++ b/drivers/pci/controller/dwc/Kconfig
> @@ -220,6 +220,16 @@ config PCI_MESON
>  	  and therefore the driver re-uses the DesignWare core functions to
>  	  implement the driver.
>  
> +config PCIE_TEGRA194
> +	tristate "NVIDIA Tegra194 (and later) PCIe controller"
> +	depends on (TEGRA_BPMP && ARCH_TEGRA) || COMPILE_TEST

TEGRA_BPMP will be enough here as it depends on other relevant options.

Hence I mean:

	depends on TEGRA_BPMP || COMPILE_TEST


> +	depends on PCI_MSI_IRQ_DOMAIN

You probably want to s/depends on/select/ PCI_MSI_IRQ_DOMAIN, don't you?

-- 
Dmitry

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