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authorBjorn Helgaas <bhelgaas@google.com>2016-02-17 12:26:38 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-04-20 15:42:16 +0900
commit2d0d0011ff48f000ec789f9b7e3378886225ec68 (patch)
tree7be948f7c6627c89f420bda2b5a8d7db0201611a /drivers/acpi
parentfc9683f24bc4dce3ac67f78f8b393f3c4159319c (diff)
Revert "PCI: Add helpers to manage pci_dev->irq and pci_dev->irq_managed"
commit 67b4eab91caf2ad574cab1b17ae09180ea2e116e upstream. Revert 811a4e6fce09 ("PCI: Add helpers to manage pci_dev->irq and pci_dev->irq_managed"). This is part of reverting 991de2e59090 ("PCI, x86: Implement pcibios_alloc_irq() and pcibios_free_irq()") to fix regressions it introduced. Link: https://bugzilla.kernel.org/show_bug.cgi?id=111211 Fixes: 991de2e59090 ("PCI, x86: Implement pcibios_alloc_irq() and pcibios_free_irq()") Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Rafael J. Wysocki <rafael@kernel.org> CC: Jiang Liu <jiang.liu@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/pci_irq.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index c9336751e5e3..172b74df0fa7 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -409,7 +409,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
return 0;
}
- if (pci_has_managed_irq(dev))
+ if (dev->irq_managed && dev->irq > 0)
return 0;
entry = acpi_pci_irq_lookup(dev, pin);
@@ -454,7 +454,8 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
kfree(entry);
return rc;
}
- pci_set_managed_irq(dev, rc);
+ dev->irq = rc;
+ dev->irq_managed = 1;
if (link)
snprintf(link_desc, sizeof(link_desc), " -> Link[%s]", link);
@@ -477,7 +478,7 @@ void acpi_pci_irq_disable(struct pci_dev *dev)
u8 pin;
pin = dev->pin;
- if (!pin || !pci_has_managed_irq(dev))
+ if (!pin || !dev->irq_managed || dev->irq <= 0)
return;
entry = acpi_pci_irq_lookup(dev, pin);
@@ -499,6 +500,7 @@ void acpi_pci_irq_disable(struct pci_dev *dev)
dev_dbg(&dev->dev, "PCI INT %c disabled\n", pin_name(pin));
if (gsi >= 0) {
acpi_unregister_gsi(gsi);
- pci_reset_managed_irq(dev);
+ dev->irq_managed = 0;
+ dev->irq = 0;
}
}