diff options
| author | Stephen Rothwell <sfr@canb.auug.org.au> | 2005-11-10 18:11:19 +1100 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2005-11-14 14:44:24 +1100 |
| commit | d9ae2bad5c92cd116e3daedf16f79cf597e09ad7 (patch) | |
| tree | 5a1d58b46b6712b10caceb2a4d703fc69a31e2f5 /arch/powerpc | |
| parent | 4ba529a8a39e15688b6a3d31b11930d1f8a1edad (diff) | |
powerpc: make iSeries use generic virtual irq mapping
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kernel/irq.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/iseries/irq.c | 25 |
2 files changed, 3 insertions, 25 deletions
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 4b7940693f3..5e5ed4441c6 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -311,7 +311,6 @@ void __init init_IRQ(void) } #ifdef CONFIG_PPC64 -#ifndef CONFIG_PPC_ISERIES /* * Virtual IRQ mapping code, used on systems with XICS interrupt controllers. */ @@ -420,8 +419,6 @@ unsigned int real_irq_to_virt_slowpath(unsigned int real_irq) } -#endif /* CONFIG_PPC_ISERIES */ - #ifdef CONFIG_IRQSTACKS struct thread_info *softirq_ctx[NR_CPUS]; struct thread_info *hardirq_ctx[NR_CPUS]; diff --git a/arch/powerpc/platforms/iseries/irq.c b/arch/powerpc/platforms/iseries/irq.c index 01090e9ce0c..a58daa15368 100644 --- a/arch/powerpc/platforms/iseries/irq.c +++ b/arch/powerpc/platforms/iseries/irq.c @@ -42,13 +42,6 @@ #include "irq.h" #include "call_pci.h" -/* This maps virtual irq numbers to real irqs */ -unsigned int virt_irq_to_real_map[NR_IRQS]; - -/* The next available virtual irq number */ -/* Note: the pcnet32 driver assumes irq numbers < 2 aren't valid. :( */ -static int next_virtual_irq = 2; - static long Pci_Interrupt_Count; static long Pci_Event_Count; @@ -350,26 +343,14 @@ static hw_irq_controller iSeries_IRQ_handler = { int __init iSeries_allocate_IRQ(HvBusNumber busNumber, HvSubBusNumber subBusNumber, HvAgentId deviceId) { - unsigned int realirq, virtirq; + int virtirq; + unsigned int realirq; u8 idsel = (deviceId >> 4); u8 function = deviceId & 7; - virtirq = next_virtual_irq++; realirq = ((busNumber - 1) << 6) + ((idsel - 1) << 3) + function; - virt_irq_to_real_map[virtirq] = realirq; + virtirq = virt_irq_create_mapping(realirq); irq_desc[virtirq].handler = &iSeries_IRQ_handler; return virtirq; } - -int virt_irq_create_mapping(unsigned int real_irq) -{ - BUG(); /* Don't call this on iSeries, yet */ - - return 0; -} - -void virt_irq_init(void) -{ - return; -} |