From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lorenzo Pieralisi Subject: Re: [PATCH V5 3/7] PCI: tegra: Remove PCI_REASSIGN_ALL_BUS flag for Tegra PCIe Date: Thu, 11 Jan 2018 13:49:25 +0000 Message-ID: <20180111134925.GA10168@red-moon> References: <1515489577-2197-1-git-send-email-mmaddireddy@nvidia.com> <1515489577-2197-4-git-send-email-mmaddireddy@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1515489577-2197-4-git-send-email-mmaddireddy@nvidia.com> Sender: linux-pm-owner@vger.kernel.org To: Manikanta Maddireddy , bhelgaas@google.com Cc: thierry.reding@gmail.com, cyndis@kapsi.fi, jonathanh@nvidia.com, robh+dt@kernel.org, frowand.list@gmail.com, rjw@rjwysocki.net, tglx@linutronix.de, vidyas@nvidia.com, kthota@nvidia.com, linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org List-Id: devicetree@vger.kernel.org Hi Bjorn, On Tue, Jan 09, 2018 at 02:49:33PM +0530, Manikanta Maddireddy wrote: > Primary, secondary and subordinate default bus numbers are 0 in Tegra and > it is expecting SW to program these numbers in configration space. > > pci_scan_bridge_extend() function programs these numbers in configuration > space if secondary & subordinate bus numbers are 0 or PCI_REASSIGN_ALL_BUS > flag is set. Since secondary & subordinate default bus numbers are 0, > PCI_REASSIGN_ALL_BUS flag can be removed for Tegra PCIe. > > Signed-off-by: Manikanta Maddireddy > Acked-by: Thierry Reding Acked-by: Lorenzo Pieralisi Would you mind applying this patch (NB: it is the patch in the v5 version - this patch - not the one in v6 that is a rebased version): https://patchwork.ozlabs.org/patch/857318/ to your pci/resource branch please (there is a dependency) ? This would allow me to apply the rest of the patches in the series that I consider mergeable independently of your tree branches, to simplify the dependency. Thanks ! Lorenzo > --- > V3: > * new patch in V3 > V4: > * no change in this patch > V5: > * no change in this patch > > drivers/pci/host/pci-tegra.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c > index d790a26ad87e..e4b47ebc91fe 100644 > --- a/drivers/pci/host/pci-tegra.c > +++ b/drivers/pci/host/pci-tegra.c > @@ -2293,7 +2293,6 @@ static int tegra_pcie_probe(struct platform_device *pdev) > > tegra_pcie_enable_ports(pcie); > > - pci_add_flags(PCI_REASSIGN_ALL_BUS); > host->busnr = pcie->busn.start; > host->dev.parent = &pdev->dev; > host->ops = &tegra_pcie_ops; > -- > 2.1.4 >