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genirq: Use modify_status for set_irq_nested_thread
No need for a separate function in the core code. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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parent
7acdd53e5b
commit
6f91a52d9b
2 changed files with 13 additions and 31 deletions
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@ -74,7 +74,7 @@ typedef void (*irq_flow_handler_t)(unsigned int irq,
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#define IRQF_MODIFY_MASK \
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(IRQ_TYPE_SENSE_MASK | IRQ_NOPROBE | IRQ_NOREQUEST | \
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IRQ_NOAUTOEN | IRQ_MOVE_PCNTXT | IRQ_LEVEL | IRQ_NO_BALANCING | \
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IRQ_PER_CPU)
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IRQ_PER_CPU | IRQ_NESTED_THREAD)
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#ifdef CONFIG_IRQ_PER_CPU
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# define CHECK_IRQ_PER_CPU(var) ((var) & IRQ_PER_CPU)
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@ -307,8 +307,6 @@ set_irq_chained_handler(unsigned int irq, irq_flow_handler_t handle)
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__set_irq_handler(irq, handle, 1, NULL);
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}
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extern void set_irq_nested_thread(unsigned int irq, int nest);
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void irq_modify_status(unsigned int irq, unsigned long clr, unsigned long set);
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static inline void irq_set_status_flags(unsigned int irq, unsigned long set)
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@ -331,6 +329,14 @@ static inline void irq_set_probe(unsigned int irq)
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irq_modify_status(irq, IRQ_NOPROBE, 0);
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}
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static inline void irq_set_nested_thread(unsigned int irq, bool nest)
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{
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if (nest)
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irq_set_status_flags(irq, IRQ_NESTED_THREAD);
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else
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irq_clear_status_flags(irq, IRQ_NESTED_THREAD);
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}
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/* Handle dynamic irq creation and destruction */
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extern unsigned int create_irq_nr(unsigned int irq_want, int node);
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extern int create_irq(void);
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@ -448,6 +454,10 @@ static inline void set_irq_probe(unsigned int irq)
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{
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irq_set_probe(irq);
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}
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static inline void set_irq_nested_thread(unsigned int irq, int nest)
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{
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irq_set_nested_thread(irq, nest);
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}
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#endif
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int irq_alloc_descs(int irq, unsigned int from, unsigned int cnt, int node);
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@ -164,34 +164,6 @@ struct irq_data *irq_get_irq_data(unsigned int irq)
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}
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EXPORT_SYMBOL_GPL(irq_get_irq_data);
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/**
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* set_irq_nested_thread - Set/Reset the IRQ_NESTED_THREAD flag of an irq
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*
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* @irq: Interrupt number
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* @nest: 0 to clear / 1 to set the IRQ_NESTED_THREAD flag
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*
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* The IRQ_NESTED_THREAD flag indicates that on
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* request_threaded_irq() no separate interrupt thread should be
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* created for the irq as the handler are called nested in the
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* context of a demultiplexing interrupt handler thread.
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*/
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void set_irq_nested_thread(unsigned int irq, int nest)
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{
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struct irq_desc *desc = irq_to_desc(irq);
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unsigned long flags;
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if (!desc)
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return;
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raw_spin_lock_irqsave(&desc->lock, flags);
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if (nest)
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desc->status |= IRQ_NESTED_THREAD;
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else
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desc->status &= ~IRQ_NESTED_THREAD;
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raw_spin_unlock_irqrestore(&desc->lock, flags);
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}
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EXPORT_SYMBOL_GPL(set_irq_nested_thread);
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int irq_startup(struct irq_desc *desc)
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{
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desc->status &= ~IRQ_DISABLED;
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