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authorJiang Liu2015-06-10 16:55:00 +0800
committerBjorn Helgaas2015-07-30 14:13:20 -0500
commit811a4e6fce09bc9239c664c6a1a53645a678c303 (patch)
tree069115c57617ebe535f923e8c6b1b4c1fbe28492 /drivers/acpi
parent991de2e59090e55c65a7f59a049142e3c480f7bd (diff)
PCI: Add helpers to manage pci_dev->irq and pci_dev->irq_managed
Add pci_has_managed_irq(), pci_set_managed_irq(), and pci_reset_managed_irq() to simplify code. No functional change. [bhelgaas: changelog] Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/pci_irq.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index d1aad6900b4c..afa16c557c17 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -412,7 +412,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
return 0;
}
- if (dev->irq_managed && dev->irq > 0)
+ if (pci_has_managed_irq(dev))
return 0;
entry = acpi_pci_irq_lookup(dev, pin);
@@ -457,8 +457,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
kfree(entry);
return rc;
}
- dev->irq = rc;
- dev->irq_managed = 1;
+ pci_set_managed_irq(dev, rc);
if (link)
snprintf(link_desc, sizeof(link_desc), " -> Link[%s]", link);
@@ -481,7 +480,7 @@ void acpi_pci_irq_disable(struct pci_dev *dev)
u8 pin;
pin = dev->pin;
- if (!pin || !dev->irq_managed || dev->irq <= 0)
+ if (!pin || !pci_has_managed_irq(dev))
return;
entry = acpi_pci_irq_lookup(dev, pin);
@@ -503,7 +502,6 @@ 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);
- dev->irq_managed = 0;
- dev->irq = 0;
+ pci_reset_managed_irq(dev);
}
}