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-rw-r--r--arch/s390/kernel/irq.c64
-rw-r--r--arch/s390/pci/pci.c33
2 files changed, 64 insertions, 33 deletions
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index f7fb58903f6a..408e866ae548 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -311,3 +311,67 @@ void measurement_alert_subclass_unregister(void)
311 spin_unlock(&ma_subclass_lock); 311 spin_unlock(&ma_subclass_lock);
312} 312}
313EXPORT_SYMBOL(measurement_alert_subclass_unregister); 313EXPORT_SYMBOL(measurement_alert_subclass_unregister);
314
315void synchronize_irq(unsigned int irq)
316{
317 /*
318 * Not needed, the handler is protected by a lock and IRQs that occur
319 * after the handler is deleted are just NOPs.
320 */
321}
322EXPORT_SYMBOL_GPL(synchronize_irq);
323
324#ifndef CONFIG_PCI
325
326/* Only PCI devices have dynamically-defined IRQ handlers */
327
328int request_irq(unsigned int irq, irq_handler_t handler,
329 unsigned long irqflags, const char *devname, void *dev_id)
330{
331 return -EINVAL;
332}
333EXPORT_SYMBOL_GPL(request_irq);
334
335void free_irq(unsigned int irq, void *dev_id)
336{
337 WARN_ON(1);
338}
339EXPORT_SYMBOL_GPL(free_irq);
340
341void enable_irq(unsigned int irq)
342{
343 WARN_ON(1);
344}
345EXPORT_SYMBOL_GPL(enable_irq);
346
347void disable_irq(unsigned int irq)
348{
349 WARN_ON(1);
350}
351EXPORT_SYMBOL_GPL(disable_irq);
352
353#endif /* !CONFIG_PCI */
354
355void disable_irq_nosync(unsigned int irq)
356{
357 disable_irq(irq);
358}
359EXPORT_SYMBOL_GPL(disable_irq_nosync);
360
361unsigned long probe_irq_on(void)
362{
363 return 0;
364}
365EXPORT_SYMBOL_GPL(probe_irq_on);
366
367int probe_irq_off(unsigned long val)
368{
369 return 0;
370}
371EXPORT_SYMBOL_GPL(probe_irq_off);
372
373unsigned int probe_irq_mask(unsigned long val)
374{
375 return val;
376}
377EXPORT_SYMBOL_GPL(probe_irq_mask);
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index e6f15b5d8b7d..f1e5be85d592 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -302,15 +302,6 @@ static int zpci_cfg_store(struct zpci_dev *zdev, int offset, u32 val, u8 len)
302 return rc; 302 return rc;
303} 303}
304 304
305void synchronize_irq(unsigned int irq)
306{
307 /*
308 * Not needed, the handler is protected by a lock and IRQs that occur
309 * after the handler is deleted are just NOPs.
310 */
311}
312EXPORT_SYMBOL_GPL(synchronize_irq);
313
314void enable_irq(unsigned int irq) 305void enable_irq(unsigned int irq)
315{ 306{
316 struct msi_desc *msi = irq_get_msi_desc(irq); 307 struct msi_desc *msi = irq_get_msi_desc(irq);
@@ -327,30 +318,6 @@ void disable_irq(unsigned int irq)
327} 318}
328EXPORT_SYMBOL_GPL(disable_irq); 319EXPORT_SYMBOL_GPL(disable_irq);
329 320
330void disable_irq_nosync(unsigned int irq)
331{
332 disable_irq(irq);
333}
334EXPORT_SYMBOL_GPL(disable_irq_nosync);
335
336unsigned long probe_irq_on(void)
337{
338 return 0;
339}
340EXPORT_SYMBOL_GPL(probe_irq_on);
341
342int probe_irq_off(unsigned long val)
343{
344 return 0;
345}
346EXPORT_SYMBOL_GPL(probe_irq_off);
347
348unsigned int probe_irq_mask(unsigned long val)
349{
350 return val;
351}
352EXPORT_SYMBOL_GPL(probe_irq_mask);
353
354void pcibios_fixup_bus(struct pci_bus *bus) 321void pcibios_fixup_bus(struct pci_bus *bus)
355{ 322{
356} 323}