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authorJiang Liu <jiang.liu@linux.intel.com>2015-04-13 14:11:28 +0800
committerThomas Gleixner <tglx@linutronix.de>2015-04-24 15:36:48 +0200
commitaf87baedf2c23b1181f51323339210a26a64f7fc (patch)
tree525699332eaca3d558527ed82b6c77be15e544d5 /include/linux/htirq.h
parent331dd19eee243e1b7e670c5993609121817afeaa (diff)
x86/htirq: Use new irqdomain interfaces to allocate/free IRQ
Use new irqdomain interfaces to allocate/free IRQ for HTIRQ, so we can remove GENERIC_IRQ_LEGACY_ALLOC_HWIRQ later. This patch changes the interfaces between arch independent PCI driver and arch specific code. Currently HT_IRQ is only enabled on x86, so it does not affect other architectures. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: David Cohen <david.a.cohen@linux.intel.com> Cc: Sander Eikelenboom <linux@eikelenboom.it> Cc: David Vrabel <david.vrabel@citrix.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Joerg Roedel <joro@8bytes.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Rafael J. Wysocki <rjw@rjwysocki.net> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dimitri Sivanich <sivanich@sgi.com> Link: http://lkml.kernel.org/r/1428905519-23704-7-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/htirq.h')
-rw-r--r--include/linux/htirq.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/htirq.h b/include/linux/htirq.h
index 70a1dbbf2093..5caa51b7b95c 100644
--- a/include/linux/htirq.h
+++ b/include/linux/htirq.h
@@ -15,6 +15,8 @@ void unmask_ht_irq(struct irq_data *data);
/* The arch hook for getting things started */
int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev);
+int arch_alloc_ht_irq(struct pci_dev *dev);
+void arch_free_ht_irq(int irq);
/* For drivers of buggy hardware */
typedef void (ht_irq_update_t)(struct pci_dev *dev, int irq,