Chapter 9. Hardware Interfaces
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Chapter 9. Hardware Interfaces
Table of Contents
Interrupt Handling
DMA Channels
Resources Management
MTRR Handling
PCI Support Library
PCI Hotplug Support Library
Interrupt Handling
synchronize_hardirq
— wait for pending hard IRQ handlers (on other CPUs)
synchronize_irq
— wait for pending IRQ handlers (on other CPUs)
irq_set_affinity_notifier
— control notification of IRQ affinity changes
irq_set_vcpu_affinity
— Set vcpu affinity for the interrupt
disable_irq_nosync
— disable an irq without waiting
disable_irq
— disable an irq and wait for completion
disable_hardirq
— disables an irq and waits for hardirq completion
enable_irq
— enable handling of an irq
irq_set_irq_wake
— control irq power management wakeup
irq_wake_thread
— wake the irq thread for the action identified by dev_id
setup_irq
— setup an interrupt
remove_irq
— free an interrupt
free_irq
— free an interrupt allocated with request_irq
request_threaded_irq
— allocate an interrupt line
request_any_context_irq
— allocate an interrupt line
irq_percpu_is_enabled
— Check whether the per cpu irq is enabled
free_percpu_irq
— free an interrupt allocated with request_percpu_irq
request_percpu_irq
— allocate a percpu interrupt line
irq_get_irqchip_state
— returns the irqchip state of a interrupt.
irq_set_irqchip_state
— set the state of a forwarded interrupt.