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[v10,23/29] PCI/mvebu: Use pci_common_init_dev() to simplify code

Message ID 1429616088-10249-24-git-send-email-wangyijing@huawei.com (mailing list archive)
State New, archived
Headers show

Commit Message

Yijing Wang April 21, 2015, 11:34 a.m. UTC 
Mvebu_pcie_scan_bus() is not necessary, we could use
pci_common_init_dev() instead of pci_common_init(),
and pass the device pointer as the parent. Then
pci_scan_root_bus() will be called to scan the pci busses.

Tested-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Reviewed-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
CC: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
CC: Jason Cooper <jason@lakedaemon.net>
---
 drivers/pci/host/pci-mvebu.c |   18 +-----------------
 1 files changed, 1 insertions(+), 17 deletions(-)
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Patch

diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
index c91a8b4..70aa095 100644
--- a/drivers/pci/host/pci-mvebu.c
+++ b/drivers/pci/host/pci-mvebu.c
@@ -751,21 +751,6 @@  static int mvebu_pcie_setup(int nr, struct pci_sys_data *sys)
 	return 1;
 }
 
-static struct pci_bus *mvebu_pcie_scan_bus(int nr, struct pci_sys_data *sys)
-{
-	struct mvebu_pcie *pcie = sys_to_pcie(sys);
-	struct pci_bus *bus;
-
-	bus = pci_create_root_bus(&pcie->pdev->dev, -1,
-				  &mvebu_pcie_ops, sys, &sys->resources);
-	if (!bus)
-		return NULL;
-
-	pci_scan_child_bus(bus);
-
-	return bus;
-}
-
 static resource_size_t mvebu_pcie_align_resource(struct pci_dev *dev,
 						 const struct resource *res,
 						 resource_size_t start,
@@ -809,12 +794,11 @@  static void mvebu_pcie_enable(struct mvebu_pcie *pcie)
 	hw.nr_controllers = 1;
 	hw.private_data   = (void **)&pcie;
 	hw.setup          = mvebu_pcie_setup;
-	hw.scan           = mvebu_pcie_scan_bus;
 	hw.map_irq        = of_irq_parse_and_map_pci;
 	hw.ops            = &mvebu_pcie_ops;
 	hw.align_resource = mvebu_pcie_align_resource;
 
-	pci_common_init(&hw);
+	pci_common_init_dev(&pcie->pdev->dev, &hw);
 }
 
 /*