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91 lines
2.8 KiB
Diff
91 lines
2.8 KiB
Diff
From 18c4342aa56d70176eea85021e6fe8f6f8f39c7b Mon Sep 17 00:00:00 2001
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From: Hauke Mehrtens <hauke@hauke-m.de>
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Date: Sun, 24 May 2015 22:37:02 +0200
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Subject: [PATCH 1/2] PCI: iproc: Directly add PCI resources
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The struct iproc_pcie.resources member was pointing to a stack variable and
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is invalid after the registration function returned.
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Remove this pointer and add a parameter to the function.
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Tested-by: Ray Jui <rjui@broadcom.com>
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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Reviewed-by: Ray Jui <rjui@broadcom.com>
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---
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drivers/pci/host/pcie-iproc-bcma.c | 4 +---
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drivers/pci/host/pcie-iproc-platform.c | 4 +---
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drivers/pci/host/pcie-iproc.c | 4 ++--
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drivers/pci/host/pcie-iproc.h | 3 +--
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4 files changed, 5 insertions(+), 10 deletions(-)
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--- a/drivers/pci/host/pcie-iproc-bcma.c
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+++ b/drivers/pci/host/pcie-iproc-bcma.c
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@@ -62,11 +62,9 @@ static int iproc_pcie_bcma_probe(struct
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res_mem.flags = IORESOURCE_MEM;
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pci_add_resource(&res, &res_mem);
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- pcie->resources = &res;
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-
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pcie->map_irq = iproc_pcie_bcma_map_irq;
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- ret = iproc_pcie_setup(pcie);
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+ ret = iproc_pcie_setup(pcie, &res);
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if (ret) {
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dev_err(pcie->dev, "PCIe controller setup failed\n");
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return ret;
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--- a/drivers/pci/host/pcie-iproc-platform.c
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+++ b/drivers/pci/host/pcie-iproc-platform.c
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@@ -69,11 +69,9 @@ static int iproc_pcie_pltfm_probe(struct
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return ret;
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}
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- pcie->resources = &res;
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-
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pcie->map_irq = of_irq_parse_and_map_pci;
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- ret = iproc_pcie_setup(pcie);
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+ ret = iproc_pcie_setup(pcie, &res);
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if (ret) {
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dev_err(pcie->dev, "PCIe controller setup failed\n");
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return ret;
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--- a/drivers/pci/host/pcie-iproc.c
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+++ b/drivers/pci/host/pcie-iproc.c
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@@ -183,7 +183,7 @@ static void iproc_pcie_enable(struct ipr
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writel(SYS_RC_INTX_MASK, pcie->base + SYS_RC_INTX_EN);
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}
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-int iproc_pcie_setup(struct iproc_pcie *pcie)
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+int iproc_pcie_setup(struct iproc_pcie *pcie, struct list_head *res)
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{
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int ret;
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struct pci_bus *bus;
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@@ -211,7 +211,7 @@ int iproc_pcie_setup(struct iproc_pcie *
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pcie->sysdata.private_data = pcie;
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bus = pci_create_root_bus(pcie->dev, 0, &iproc_pcie_ops,
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- &pcie->sysdata, pcie->resources);
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+ &pcie->sysdata, res);
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if (!bus) {
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dev_err(pcie->dev, "unable to create PCI root bus\n");
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ret = -ENOMEM;
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--- a/drivers/pci/host/pcie-iproc.h
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+++ b/drivers/pci/host/pcie-iproc.h
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@@ -29,7 +29,6 @@
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struct iproc_pcie {
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struct device *dev;
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void __iomem *base;
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- struct list_head *resources;
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struct pci_sys_data sysdata;
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struct pci_bus *root_bus;
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struct phy *phy;
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@@ -37,7 +36,7 @@ struct iproc_pcie {
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int (*map_irq)(const struct pci_dev *, u8, u8);
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};
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-int iproc_pcie_setup(struct iproc_pcie *pcie);
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+int iproc_pcie_setup(struct iproc_pcie *pcie, struct list_head *res);
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int iproc_pcie_remove(struct iproc_pcie *pcie);
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#endif /* _PCIE_IPROC_H */
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