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Date: Wed, 15 Oct 2014 11:06:54 +0800 From: Yijing Wang <wangyijing@...wei.com> To: Bjorn Helgaas <bhelgaas@...gle.com> CC: <linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>, Xinwei Hu <huxinwei@...wei.com>, Wuyun <wuyun.wu@...wei.com>, <linux-arm-kernel@...ts.infradead.org>, Russell King <linux@....linux.org.uk>, <linux-arch@...r.kernel.org>, <arnab.basu@...escale.com>, <Bharat.Bhushan@...escale.com>, <x86@...nel.org>, Arnd Bergmann <arnd@...db.de>, Thomas Gleixner <tglx@...utronix.de>, "Konrad Rzeszutek Wilk" <konrad.wilk@...cle.com>, <xen-devel@...ts.xenproject.org>, Joerg Roedel <joro@...tes.org>, <iommu@...ts.linux-foundation.org>, <linux-mips@...ux-mips.org>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, <linuxppc-dev@...ts.ozlabs.org>, <linux-s390@...r.kernel.org>, Sebastian Ott <sebott@...ux.vnet.ibm.com>, "Tony Luck" <tony.luck@...el.com>, <linux-ia64@...r.kernel.org>, "David S. Miller" <davem@...emloft.net>, <sparclinux@...r.kernel.org>, Chris Metcalf <cmetcalf@...era.com>, Ralf Baechle <ralf@...ux-mips.org>, Lucas Stach <l.stach@...gutronix.de>, David Vrabel <david.vrabel@...rix.com>, "Sergei Shtylyov" <sergei.shtylyov@...entembedded.com>, Michael Ellerman <mpe@...erman.id.au>, Thierry Reding <thierry.reding@...il.com>, "Thomas Petazzoni" <thomas.petazzoni@...e-electrons.com>, Liviu Dudau <liviu@...au.co.uk>, Yijing Wang <wangyijing@...wei.com> Subject: [PATCH v3 06/27] PCI: designware: Save msi chip in pci_sys_data Save msi chip in pci_sys_data instead of assign msi chip to every pci bus in .add_bus(). Signed-off-by: Yijing Wang <wangyijing@...wei.com> --- drivers/pci/host/pcie-designware.c | 15 ++++----------- 1 files changed, 4 insertions(+), 11 deletions(-) diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c index dfed00a..56fa8ab 100644 --- a/drivers/pci/host/pcie-designware.c +++ b/drivers/pci/host/pcie-designware.c @@ -498,6 +498,10 @@ int __init dw_pcie_host_init(struct pcie_port *pp) val |= PORT_LOGIC_SPEED_CHANGE; dw_pcie_wr_own_conf(pp, PCIE_LINK_WIDTH_SPEED_CONTROL, 4, val); +#ifdef CONFIG_PCI_MSI + dw_pcie_msi_chip.dev = pp->dev; + dw_pci.msi_chip = &dw_pcie_msi_chip; +#endif dw_pci.nr_controllers = 1; dw_pci.private_data = (void **)&pp; @@ -747,21 +751,10 @@ static int dw_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) return irq; } -static void dw_pcie_add_bus(struct pci_bus *bus) -{ - if (IS_ENABLED(CONFIG_PCI_MSI)) { - struct pcie_port *pp = sys_to_pcie(bus->sysdata); - - dw_pcie_msi_chip.dev = pp->dev; - bus->msi = &dw_pcie_msi_chip; - } -} - static struct hw_pci dw_pci = { .setup = dw_pcie_setup, .scan = dw_pcie_scan_bus, .map_irq = dw_pcie_map_irq, - .add_bus = dw_pcie_add_bus, }; void dw_pcie_setup_rc(struct pcie_port *pp) -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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