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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hgC5P-0005Bg-7u; Wed, 26 Jun 2019 17:51:59 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hgC5L-0005Ap-Rt for linux-arm-kernel@lists.infradead.org; Wed, 26 Jun 2019 17:51:57 +0000 Received: from localhost (c-67-164-175-55.hsd1.co.comcast.net [67.164.175.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B046B216FD; Wed, 26 Jun 2019 17:51:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561571514; bh=Sca4Z3OaKtXYUI/5YyPbiGGtd0DSIOE2gztWP1tFwRg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=LZnYzW45b3DGtb+CSPIw9lW7eg1jZASAqQPgdDRKfJ/J8WWC8+6IG/TKWE9KqQEdV 1qvhJ3wa+JEDaYDwsmK2m9ViNBpE+a6nXrW7LmK++vw19GHOw3SzLOY98opv9FCoEH 8lOrIL5bqyp5EksDA0XqzgVxiLhcPXvGcyMNLcNo= Date: Wed, 26 Jun 2019 12:51:53 -0500 From: Bjorn Helgaas To: Xiaowei Bao Subject: Re: [PATCHv2 2/2] PCI: layerscape: EP and RC drivers are compiled separately Message-ID: <20190626175153.GC103694@google.com> References: <20190626111139.32878-1-xiaowei.bao@nxp.com> <20190626111139.32878-2-xiaowei.bao@nxp.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190626111139.32878-2-xiaowei.bao@nxp.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190626_105155_934363_99C46C2F X-CRM114-Status: GOOD ( 15.88 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, roy.zang@nxp.com, lorenzo.pieralisi@arm.com, arnd@arndb.de, devicetree@vger.kernel.org, gregkh@linuxfoundation.org, kstewart@linuxfoundation.org, linuxppc-dev@lists.ozlabs.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, kishon@ti.com, minghuan.Lian@nxp.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, pombredanne@nexb.com, leoyang.li@nxp.com, shawnguo@kernel.org, shawn.lin@rock-chips.com, mingkai.hu@nxp.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org If you post another revision for any reason, please change the subject so it's worded as a command and mentions the new config options, e.g., PCI: layerscape: Add CONFIG_PCI_LAYERSCAPE_EP to build EP/RC separately On Wed, Jun 26, 2019 at 07:11:39PM +0800, Xiaowei Bao wrote: > Compile the EP and RC drivers separately with different configuration > options, this looks clearer. > > Signed-off-by: Xiaowei Bao > --- > v2: > - No change. > > drivers/pci/controller/dwc/Kconfig | 20 ++++++++++++++++++-- > drivers/pci/controller/dwc/Makefile | 3 ++- > 2 files changed, 20 insertions(+), 3 deletions(-) > > diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig > index a6ce1ee..a41ccf5 100644 > --- a/drivers/pci/controller/dwc/Kconfig > +++ b/drivers/pci/controller/dwc/Kconfig > @@ -131,13 +131,29 @@ config PCI_KEYSTONE_EP > DesignWare core functions to implement the driver. > > config PCI_LAYERSCAPE > - bool "Freescale Layerscape PCIe controller" > + bool "Freescale Layerscape PCIe controller - Host mode" > depends on OF && (ARM || ARCH_LAYERSCAPE || COMPILE_TEST) > depends on PCI_MSI_IRQ_DOMAIN > select MFD_SYSCON > select PCIE_DW_HOST > help > - Say Y here if you want PCIe controller support on Layerscape SoCs. > + Say Y here if you want to enable PCIe controller support on Layerscape > + SoCs to work in Host mode. > + This controller can work either as EP or RC. The RCW[HOST_AGT_PEX] > + determines which PCIe controller works in EP mode and which PCIe > + controller works in RC mode. > + > +config PCI_LAYERSCAPE_EP > + bool "Freescale Layerscape PCIe controller - Endpoint mode" > + depends on OF && (ARM || ARCH_LAYERSCAPE || COMPILE_TEST) > + depends on PCI_ENDPOINT > + select PCIE_DW_EP > + help > + Say Y here if you want to enable PCIe controller support on Layerscape > + SoCs to work in Endpoint mode. > + This controller can work either as EP or RC. The RCW[HOST_AGT_PEX] > + determines which PCIe controller works in EP mode and which PCIe > + controller works in RC mode. > > config PCI_HISI > depends on OF && (ARM64 || COMPILE_TEST) > diff --git a/drivers/pci/controller/dwc/Makefile b/drivers/pci/controller/dwc/Makefile > index b085dfd..824fde7 100644 > --- a/drivers/pci/controller/dwc/Makefile > +++ b/drivers/pci/controller/dwc/Makefile > @@ -8,7 +8,8 @@ obj-$(CONFIG_PCI_EXYNOS) += pci-exynos.o > obj-$(CONFIG_PCI_IMX6) += pci-imx6.o > obj-$(CONFIG_PCIE_SPEAR13XX) += pcie-spear13xx.o > obj-$(CONFIG_PCI_KEYSTONE) += pci-keystone.o > -obj-$(CONFIG_PCI_LAYERSCAPE) += pci-layerscape.o pci-layerscape-ep.o > +obj-$(CONFIG_PCI_LAYERSCAPE) += pci-layerscape.o > +obj-$(CONFIG_PCI_LAYERSCAPE_EP) += pci-layerscape-ep.o > obj-$(CONFIG_PCIE_QCOM) += pcie-qcom.o > obj-$(CONFIG_PCIE_ARMADA_8K) += pcie-armada8k.o > obj-$(CONFIG_PCIE_ARTPEC6) += pcie-artpec6.o > -- > 1.7.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel