diff options
| author | Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> | 2007-01-26 19:08:12 -0800 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-02-07 14:03:18 +1100 |
| commit | b1eeb38e456281c37bbfc270a6ca08605b7e7045 (patch) | |
| tree | 9ee62b6b2902f5e6d8fe27cdb842e7b18c371b77 /arch/powerpc/platforms/ps3 | |
| parent | 861be32ce7f1cf272a3f809e77213b83117a0bd2 (diff) | |
[POWERPC] ps3: add interrupt alloc for outlets
PS3 interrupt core update:
- Add ps3_alloc_irq() and ps3_free_irq(), to allocate a virtual interrupt
number for an interrupt outlet, which is needed by the PS3 GPU frame
buffer device and audio drivers
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Acked-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/ps3')
| -rw-r--r-- | arch/powerpc/platforms/ps3/interrupt.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/arch/powerpc/platforms/ps3/interrupt.c b/arch/powerpc/platforms/ps3/interrupt.c index 27afd1f0358..3735cd14f61 100644 --- a/arch/powerpc/platforms/ps3/interrupt.c +++ b/arch/powerpc/platforms/ps3/interrupt.c @@ -85,7 +85,7 @@ struct ps3_private { static DEFINE_PER_CPU(struct ps3_private, ps3_private); -static int ps3_connect_irq(enum ps3_cpu_binding cpu, unsigned long outlet, +int ps3_alloc_irq(enum ps3_cpu_binding cpu, unsigned long outlet, unsigned int *virq) { int result; @@ -138,8 +138,9 @@ fail_connect: fail_create: return result; } +EXPORT_SYMBOL_GPL(ps3_alloc_irq); -static void ps3_disconnect_irq(unsigned int virq) +int ps3_free_irq(unsigned int virq) { int result; const struct ps3_private *pd = get_irq_chip_data(virq); @@ -155,7 +156,9 @@ static void ps3_disconnect_irq(unsigned int virq) set_irq_chip_data(virq, NULL); irq_dispose_mapping(virq); + return result; } +EXPORT_SYMBOL_GPL(ps3_free_irq); /** * ps3_alloc_io_irq - Assign a virq to a system bus device. @@ -182,7 +185,7 @@ int ps3_alloc_io_irq(enum ps3_cpu_binding cpu, unsigned int interrupt_id, return result; } - result = ps3_connect_irq(cpu, outlet, virq); + result = ps3_alloc_irq(cpu, outlet, virq); BUG_ON(result); return result; @@ -198,7 +201,7 @@ int ps3_free_io_irq(unsigned int virq) pr_debug("%s:%d: lv1_destruct_io_irq_outlet failed: %s\n", __func__, __LINE__, ps3_result(result)); - ps3_disconnect_irq(virq); + ps3_free_irq(virq); return result; } @@ -228,7 +231,7 @@ int ps3_alloc_event_irq(enum ps3_cpu_binding cpu, unsigned int *virq) return result; } - result = ps3_connect_irq(cpu, outlet, virq); + result = ps3_alloc_irq(cpu, outlet, virq); BUG_ON(result); return result; @@ -246,7 +249,7 @@ int ps3_free_event_irq(unsigned int virq) pr_debug("%s:%d: lv1_destruct_event_receive_port failed: %s\n", __func__, __LINE__, ps3_result(result)); - ps3_disconnect_irq(virq); + ps3_free_irq(virq); pr_debug(" <- %s:%d\n", __func__, __LINE__); return result; @@ -350,7 +353,7 @@ int ps3_alloc_vuart_irq(enum ps3_cpu_binding cpu, void* virt_addr_bmp, return result; } - result = ps3_connect_irq(cpu, outlet, virq); + result = ps3_alloc_irq(cpu, outlet, virq); BUG_ON(result); return result; @@ -368,7 +371,7 @@ int ps3_free_vuart_irq(unsigned int virq) return result; } - ps3_disconnect_irq(virq); + ps3_free_irq(virq); return result; } @@ -399,7 +402,7 @@ int ps3_alloc_spe_irq(enum ps3_cpu_binding cpu, unsigned long spe_id, return result; } - result = ps3_connect_irq(cpu, outlet, virq); + result = ps3_alloc_irq(cpu, outlet, virq); BUG_ON(result); return result; @@ -407,10 +410,11 @@ int ps3_alloc_spe_irq(enum ps3_cpu_binding cpu, unsigned long spe_id, int ps3_free_spe_irq(unsigned int virq) { - ps3_disconnect_irq(virq); + ps3_free_irq(virq); return 0; } + #define PS3_INVALID_OUTLET ((irq_hw_number_t)-1) #define PS3_PLUG_MAX 63 |