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| author | Jiang Liu <jiang.liu@linux.intel.com> | 2014-06-09 12:20:09 +0400 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2014-06-22 01:05:44 +0400 |
| commit | 8a3e533df17f821a4d25dd2969d2f90d7c168b46 (patch) | |
| tree | a39a0bebf5ea83fadc2c9a9c778914d064f3ee03 /arch/x86/pci | |
| parent | c03b3b0738a56cf283b0d05256988d5e3c8bd719 (diff) | |
| download | linux-8a3e533df17f821a4d25dd2969d2f90d7c168b46.tar.xz | |
x86, irq, SFI: Release IOAPIC pin when PCI device is disabled
Release IOAPIC pin associated with PCI device when the PCI device
is disabled.
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Link: http://lkml.kernel.org/r/1402302011-23642-41-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/pci')
| -rw-r--r-- | arch/x86/pci/intel_mid_pci.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/pci/intel_mid_pci.c b/arch/x86/pci/intel_mid_pci.c index 337d165c64f1..09fece368592 100644 --- a/arch/x86/pci/intel_mid_pci.c +++ b/arch/x86/pci/intel_mid_pci.c @@ -227,6 +227,12 @@ static int intel_mid_pci_irq_enable(struct pci_dev *dev) return 0; } +static void intel_mid_pci_irq_disable(struct pci_dev *dev) +{ + if (dev->irq > 0) + mp_unmap_irq(dev->irq); +} + struct pci_ops intel_mid_pci_ops = { .read = pci_read, .write = pci_write, @@ -243,6 +249,7 @@ int __init intel_mid_pci_init(void) pr_info("Intel MID platform detected, using MID PCI ops\n"); pci_mmcfg_late_init(); pcibios_enable_irq = intel_mid_pci_irq_enable; + pcibios_disable_irq = intel_mid_pci_irq_disable; pci_root_ops = intel_mid_pci_ops; pci_soc_mode = 1; /* Continue with standard init */ |