root/kernel/irq/settings.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Internal header to deal with irq_desc->status which will be renamed
 * to irq_desc->settings.
 */
enum {
        _IRQ_DEFAULT_INIT_FLAGS = IRQ_DEFAULT_INIT_FLAGS,
        _IRQ_PER_CPU            = IRQ_PER_CPU,
        _IRQ_LEVEL              = IRQ_LEVEL,
        _IRQ_NOPROBE            = IRQ_NOPROBE,
        _IRQ_NOREQUEST          = IRQ_NOREQUEST,
        _IRQ_NOTHREAD           = IRQ_NOTHREAD,
        _IRQ_NOAUTOEN           = IRQ_NOAUTOEN,
        _IRQ_NO_BALANCING       = IRQ_NO_BALANCING,
        _IRQ_NESTED_THREAD      = IRQ_NESTED_THREAD,
        _IRQ_PER_CPU_DEVID      = IRQ_PER_CPU_DEVID,
        _IRQ_IS_POLLED          = IRQ_IS_POLLED,
        _IRQ_DISABLE_UNLAZY     = IRQ_DISABLE_UNLAZY,
        _IRQ_HIDDEN             = IRQ_HIDDEN,
        _IRQ_NO_DEBUG           = IRQ_NO_DEBUG,
        _IRQF_MODIFY_MASK       = IRQF_MODIFY_MASK,
};

#define IRQ_PER_CPU             GOT_YOU_MORON
#define IRQ_NO_BALANCING        GOT_YOU_MORON
#define IRQ_LEVEL               GOT_YOU_MORON
#define IRQ_NOPROBE             GOT_YOU_MORON
#define IRQ_NOREQUEST           GOT_YOU_MORON
#define IRQ_NOTHREAD            GOT_YOU_MORON
#define IRQ_NOAUTOEN            GOT_YOU_MORON
#define IRQ_NESTED_THREAD       GOT_YOU_MORON
#define IRQ_PER_CPU_DEVID       GOT_YOU_MORON
#define IRQ_IS_POLLED           GOT_YOU_MORON
#define IRQ_DISABLE_UNLAZY      GOT_YOU_MORON
#define IRQ_HIDDEN              GOT_YOU_MORON
#define IRQ_NO_DEBUG            GOT_YOU_MORON
#undef IRQF_MODIFY_MASK
#define IRQF_MODIFY_MASK        GOT_YOU_MORON

static inline void
irq_settings_clr_and_set(struct irq_desc *desc, u32 clr, u32 set)
{
        desc->status_use_accessors &= ~(clr & _IRQF_MODIFY_MASK);
        desc->status_use_accessors |= (set & _IRQF_MODIFY_MASK);
}

static inline bool irq_settings_is_per_cpu(struct irq_desc *desc)
{
        return desc->status_use_accessors & _IRQ_PER_CPU;
}

static inline bool irq_settings_is_per_cpu_devid(struct irq_desc *desc)
{
        return desc->status_use_accessors & _IRQ_PER_CPU_DEVID;
}

static inline void irq_settings_set_per_cpu(struct irq_desc *desc)
{
        desc->status_use_accessors |= _IRQ_PER_CPU;
}

static inline void irq_settings_set_no_balancing(struct irq_desc *desc)
{
        desc->status_use_accessors |= _IRQ_NO_BALANCING;
}

static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc)
{
        return desc->status_use_accessors & _IRQ_NO_BALANCING;
}

static inline u32 irq_settings_get_trigger_mask(struct irq_desc *desc)
{
        return desc->status_use_accessors & IRQ_TYPE_SENSE_MASK;
}

static inline void
irq_settings_set_trigger_mask(struct irq_desc *desc, u32 mask)
{
        desc->status_use_accessors &= ~IRQ_TYPE_SENSE_MASK;
        desc->status_use_accessors |= mask & IRQ_TYPE_SENSE_MASK;
}

static inline bool irq_settings_is_level(struct irq_desc *desc)
{
        return desc->status_use_accessors & _IRQ_LEVEL;
}

static inline void irq_settings_clr_level(struct irq_desc *desc)
{
        desc->status_use_accessors &= ~_IRQ_LEVEL;
}

static inline void irq_settings_set_level(struct irq_desc *desc)
{
        desc->status_use_accessors |= _IRQ_LEVEL;
}

static inline bool irq_settings_can_request(struct irq_desc *desc)
{
        return !(desc->status_use_accessors & _IRQ_NOREQUEST);
}

static inline void irq_settings_clr_norequest(struct irq_desc *desc)
{
        desc->status_use_accessors &= ~_IRQ_NOREQUEST;
}

static inline void irq_settings_set_norequest(struct irq_desc *desc)
{
        desc->status_use_accessors |= _IRQ_NOREQUEST;
}

static inline bool irq_settings_can_thread(struct irq_desc *desc)
{
        return !(desc->status_use_accessors & _IRQ_NOTHREAD);
}

static inline void irq_settings_clr_nothread(struct irq_desc *desc)
{
        desc->status_use_accessors &= ~_IRQ_NOTHREAD;
}

static inline void irq_settings_set_nothread(struct irq_desc *desc)
{
        desc->status_use_accessors |= _IRQ_NOTHREAD;
}

static inline bool irq_settings_can_probe(struct irq_desc *desc)
{
        return !(desc->status_use_accessors & _IRQ_NOPROBE);
}

static inline void irq_settings_clr_noprobe(struct irq_desc *desc)
{
        desc->status_use_accessors &= ~_IRQ_NOPROBE;
}

static inline void irq_settings_set_noprobe(struct irq_desc *desc)
{
        desc->status_use_accessors |= _IRQ_NOPROBE;
}

static inline bool irq_settings_can_autoenable(struct irq_desc *desc)
{
        return !(desc->status_use_accessors & _IRQ_NOAUTOEN);
}

static inline bool irq_settings_is_nested_thread(struct irq_desc *desc)
{
        return desc->status_use_accessors & _IRQ_NESTED_THREAD;
}

static inline bool irq_settings_is_polled(struct irq_desc *desc)
{
        return desc->status_use_accessors & _IRQ_IS_POLLED;
}

static inline bool irq_settings_disable_unlazy(struct irq_desc *desc)
{
        return desc->status_use_accessors & _IRQ_DISABLE_UNLAZY;
}

static inline void irq_settings_clr_disable_unlazy(struct irq_desc *desc)
{
        desc->status_use_accessors &= ~_IRQ_DISABLE_UNLAZY;
}

static inline bool irq_settings_is_hidden(struct irq_desc *desc)
{
        return desc->status_use_accessors & _IRQ_HIDDEN;
}

static inline void irq_settings_set_no_debug(struct irq_desc *desc)
{
        desc->status_use_accessors |= _IRQ_NO_DEBUG;
}

static inline bool irq_settings_no_debug(struct irq_desc *desc)
{
        return desc->status_use_accessors & _IRQ_NO_DEBUG;
}