Esempi in C++ (Cpp) per irq_settings_clr_and_set

Esempio n. 1

File: irqdesc.c Progetto: Scorpio92/mediatek

static void desc_set_defaults(unsigned int irq, struct irq_desc *desc, int node,
		struct module *owner)
{
	int cpu;

	desc->irq_data.irq = irq;
	desc->irq_data.chip = &no_irq_chip;
	desc->irq_data.chip_data = NULL;
	desc->irq_data.handler_data = NULL;
	desc->irq_data.msi_desc = NULL;
	irq_settings_clr_and_set(desc, ~0, _IRQ_DEFAULT_INIT_FLAGS);
	irqd_set(&desc->irq_data, IRQD_IRQ_DISABLED);
	desc->handle_irq = handle_bad_irq;
	desc->depth = 1;
	desc->irq_count = 0;
	desc->irqs_unhandled = 0;
	desc->name = NULL;
	desc->owner = owner;
	for_each_possible_cpu(cpu)
		*per_cpu_ptr(desc->kstat_irqs, cpu) = 0;
	desc_smp_init(desc, node);
}

Esempio n. 2

File: chip.c Progetto: SantoshShilimkar/linux

void irq_modify_status(unsigned int irq, unsigned long clr, unsigned long set)
{
	unsigned long flags, trigger, tmp;
	struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0);

	if (!desc)
		return;

	/*
	 * Warn when a driver sets the no autoenable flag on an already
	 * active interrupt.
	 */
	WARN_ON_ONCE(!desc->depth && (set & _IRQ_NOAUTOEN));

	irq_settings_clr_and_set(desc, clr, set);

	trigger = irqd_get_trigger_type(&desc->irq_data);

	irqd_clear(&desc->irq_data, IRQD_NO_BALANCING | IRQD_PER_CPU |
		   IRQD_TRIGGER_MASK | IRQD_LEVEL | IRQD_MOVE_PCNTXT);
	if (irq_settings_has_no_balance_set(desc))
		irqd_set(&desc->irq_data, IRQD_NO_BALANCING);
	if (irq_settings_is_per_cpu(desc))
		irqd_set(&desc->irq_data, IRQD_PER_CPU);
	if (irq_settings_can_move_pcntxt(desc))
		irqd_set(&desc->irq_data, IRQD_MOVE_PCNTXT);
	if (irq_settings_is_level(desc))
		irqd_set(&desc->irq_data, IRQD_LEVEL);

	tmp = irq_settings_get_trigger_mask(desc);
	if (tmp != IRQ_TYPE_NONE)
		trigger = tmp;

	irqd_set(&desc->irq_data, trigger);

	irq_put_desc_unlock(desc, flags);
}

Esempio n. 3

File: chip.c Progetto: Toradex-Apalis-TK1-AndroidTV/android_kernel_nvidia_mm

void irq_modify_status(unsigned int irq, unsigned long clr, unsigned long set)
{
	unsigned long flags;
	struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0);

	if (!desc)
		return;
	irq_settings_clr_and_set(desc, clr, set);

	irqd_clear(&desc->irq_data, IRQD_NO_BALANCING | IRQD_PER_CPU |
		   IRQD_TRIGGER_MASK | IRQD_LEVEL | IRQD_MOVE_PCNTXT);
	if (irq_settings_has_no_balance_set(desc))
		irqd_set(&desc->irq_data, IRQD_NO_BALANCING);
	if (irq_settings_is_per_cpu(desc))
		irqd_set(&desc->irq_data, IRQD_PER_CPU);
	if (irq_settings_can_move_pcntxt(desc))
		irqd_set(&desc->irq_data, IRQD_MOVE_PCNTXT);
	if (irq_settings_is_level(desc))
		irqd_set(&desc->irq_data, IRQD_LEVEL);

	irqd_set(&desc->irq_data, irq_settings_get_trigger_mask(desc));

	irq_put_desc_unlock(desc, flags);
}

Esempio n. 4

File: irqdesc.c Progetto: BozkurTR/kernel

// ARM10C 20141004
// irq: 0, desc: kmem_cache#28-o0, node: 0, owner: null
static void desc_set_defaults(unsigned int irq, struct irq_desc *desc, int node,
		struct module *owner)
{
	int cpu;

	// desc->irq_data.irq: (kmem_cache#28-o0)->irq_data.irq, irq: 0
	desc->irq_data.irq = irq;
	// desc->irq_data.irq: (kmem_cache#28-o0)->irq_data.irq: 0

	// desc->irq_data.chip: (kmem_cache#28-o0)->irq_data.chip
	desc->irq_data.chip = &no_irq_chip;
	// desc->irq_data.chip: (kmem_cache#28-o0)->irq_data.chip: &no_irq_chip

	// desc->irq_data.chip_data: (kmem_cache#28-o0)->irq_data.chip_data
	desc->irq_data.chip_data = NULL;
	// desc->irq_data.chip_data: (kmem_cache#28-o0)->irq_data.chip_data: NULL

	// desc->irq_data.handler_data: (kmem_cache#28-o0)->irq_data.handler_data
	desc->irq_data.handler_data = NULL;
	// desc->irq_data.handler_data: (kmem_cache#28-o0)->irq_data.handler_data: NULL

	// desc->irq_data.msi_desc: (kmem_cache#28-o0)->irq_data.msi_desc
	desc->irq_data.msi_desc = NULL;
	// desc->irq_data.msi_desc: (kmem_cache#28-o0)->irq_data.msi_desc: NULL

	// desc: kmem_cache#28-o0, 0xFFFFFFFF, _IRQ_DEFAULT_INIT_FLAGS: 0xc00
	irq_settings_clr_and_set(desc, ~0, _IRQ_DEFAULT_INIT_FLAGS);

	// irq_settings_clr_and_set에서 한일:
	// desc->status_use_accessors: (kmem_cache#28-o0)->status_use_accessors: 0xc00

	// &desc->irq_data: &(kmem_cache#28-o0)->irq_data, IRQD_IRQ_DISABLED: 0x10000
	irqd_set(&desc->irq_data, IRQD_IRQ_DISABLED);

	// irqd_set에서 한일:
	// d->state_use_accessors: (&(kmem_cache#28-o0)->irq_data)->state_use_accessors: 0x10000

	// desc->handle_irq: (kmem_cache#28-o0)->handle_irq
	desc->handle_irq = handle_bad_irq;
	// desc->handle_irq: (kmem_cache#28-o0)->handle_irq: handle_bad_irq

	// desc->depth: (kmem_cache#28-o0)->depth
	desc->depth = 1;
	// desc->depth: (kmem_cache#28-o0)->depth: 1

	// desc->irq_count: (kmem_cache#28-o0)->irq_count
	desc->irq_count = 0;
	// desc->irq_count: (kmem_cache#28-o0)->irq_count: 0

	// desc->irqs_unhandled: (kmem_cache#28-o0)->irqs_unhandled
	desc->irqs_unhandled = 0;
	// desc->irqs_unhandled: (kmem_cache#28-o0)->irqs_unhandled: 0

	// desc->name: (kmem_cache#28-o0)->name
	desc->name = NULL;
	// desc->name: (kmem_cache#28-o0)->name: NULL

	// desc->owner: (kmem_cache#28-o0)->owner, owner: null
	desc->owner = owner;
	// desc->owner: (kmem_cache#28-o0)->owner: null

	for_each_possible_cpu(cpu)
	// for ((cpu) = -1; (cpu) = cpumask_next((cpu), (cpu_possible_mask)), (cpu) < nr_cpu_ids; )
		// desc->kstat_irqs: (kmem_cache#28-o0)->kstat_irqs, cpu: 0
		*per_cpu_ptr(desc->kstat_irqs, cpu) = 0;
		// [pcp0] (kmem_cache#28-o0)->kstat_irqs: 0
		// cpu: 1 .. 3 수행

	// desc: kmem_cache#28-o0, node: 0
	desc_smp_init(desc, node);

	// desc_smp_init에서 한일:
	// desc->irq_data.node: (kmem_cache#28-o0)->irq_data.node: 0
	// desc->irq_data.affinity: (kmem_cache#28-o0)->irq_data.affinity.bits[0]: 0xF
}