diff options
| author | Jiang Liu <jiang.liu@linux.intel.com> | 2014-11-25 13:53:12 +0800 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2014-11-26 18:59:24 +0100 |
| commit | 654eda5170093e5dc6fe63c044be390b933b172c (patch) | |
| tree | d72f65463e7b6d20c9c49f9898f5a9ecc76ef1fe | |
| parent | f40750c0b44c6534a596b9d1c1b96559a01cd540 (diff) | |
| download | apic-654eda5170093e5dc6fe63c044be390b933b172c.tar.gz | |
x86, hpet: Use new irqdomain interfaces to allocate/free IRQ
Use new irqdomain interfaces to allocate/free IRQ for HPET, so we could
kill GENERIC_IRQ_LEGACY_ALLOC_HWIRQ later.
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: 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: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Link: http://lkml.kernel.org/r/1416894816-23245-4-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| -rw-r--r-- | arch/x86/kernel/hpet.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index 319bcb9372fed3..24db2d33fab74a 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c @@ -11,6 +11,7 @@ #include <linux/cpu.h> #include <linux/pm.h> #include <linux/io.h> +#include <linux/irqdomain.h> #include <asm/fixmap.h> #include <asm/hpet.h> @@ -476,7 +477,7 @@ static int hpet_msi_next_event(unsigned long delta, static int hpet_setup_msi_irq(unsigned int irq) { if (x86_msi.setup_hpet_msi(irq, hpet_blockid)) { - irq_free_hwirq(irq); + irq_domain_free_irqs(irq, 1); return -EINVAL; } return 0; @@ -484,9 +485,10 @@ static int hpet_setup_msi_irq(unsigned int irq) static int hpet_assign_irq(struct hpet_dev *dev) { - unsigned int irq = irq_alloc_hwirq(-1); + int irq; - if (!irq) + irq = irq_domain_alloc_irqs(NULL, 1, NUMA_NO_NODE, NULL); + if (irq <= 0) return -EINVAL; irq_set_handler_data(irq, dev); |