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| author | Thomas Gleixner <tglx@linutronix.de> | 2014-05-07 15:44:13 +0000 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2014-05-16 14:05:20 +0200 |
| commit | 6ef40512c55b18f8fdf1074b2f2d7eadcd50fec7 (patch) | |
| tree | 37b930d343fb86e9625799cf1c94a1009b0aceda /arch/tile/kernel | |
| parent | 54859f59fc18e5c104a4095420b3fcef8bc3ae63 (diff) | |
| download | talos-op-linux-6ef40512c55b18f8fdf1074b2f2d7eadcd50fec7.tar.gz talos-op-linux-6ef40512c55b18f8fdf1074b2f2d7eadcd50fec7.zip | |
tile: Implement irq_alloc/free_hwirq() for migration
We want to convert the drivers over to the new interface and finally
tile to sparse irqs. Implement irq_alloc/free_hwirq() for step by step
migration.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Grant Likely <grant.likely@linaro.org>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Acked-by: Chris Metcalf <cmetcalf@tilera.com>
Link: http://lkml.kernel.org/r/20140507154336.947853241@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/tile/kernel')
| -rw-r--r-- | arch/tile/kernel/irq.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/tile/kernel/irq.c b/arch/tile/kernel/irq.c index 906a76bdb31d..5fd197e0a2d4 100644 --- a/arch/tile/kernel/irq.c +++ b/arch/tile/kernel/irq.c @@ -312,4 +312,16 @@ void destroy_irq(unsigned int irq) spin_unlock_irqrestore(&available_irqs_lock, flags); } EXPORT_SYMBOL(destroy_irq); + +unsigned int irq_alloc_hwirq(int node) +{ + int ret = create_irq(); + return ret < 0 ? 0 : ret; +} + +void irq_free_hwirq(unsigned int irq) +{ + destroy_irq(irq); +} + #endif |
