void irq_enable(struct irq_desc *desc) { irq_state_clr_disabled(desc); if (desc->irq_data.chip->irq_enable) desc->irq_data.chip->irq_enable(&desc->irq_data); else desc->irq_data.chip->irq_unmask(&desc->irq_data); irq_state_clr_masked(desc); }
void irq_enable(struct irq_desc *desc) { if (!irqd_irq_disabled(&desc->irq_data)) { unmask_irq(desc); } else { irq_state_clr_disabled(desc); if (desc->irq_data.chip->irq_enable) { desc->irq_data.chip->irq_enable(&desc->irq_data); irq_state_clr_masked(desc); } else { unmask_irq(desc); } } }
int irq_startup(struct irq_desc *desc) { irq_state_clr_disabled(desc); desc->depth = 0; if (desc->irq_data.chip->irq_startup) { int ret = desc->irq_data.chip->irq_startup(&desc->irq_data); irq_state_clr_masked(desc); return ret; } irq_enable(desc); return 0; }
int irq_startup(struct irq_desc *desc, bool resend) { int ret = 0; irq_state_clr_disabled(desc); desc->depth = 0; if (desc->irq_data.chip->irq_startup) { ret = desc->irq_data.chip->irq_startup(&desc->irq_data); irq_state_clr_masked(desc); } else { irq_enable(desc); } if (resend) check_irq_resend(desc, desc->irq_data.irq); return ret; }
static int __irq_startup(struct irq_desc *desc) { struct irq_data *d = irq_desc_get_irq_data(desc); int ret = 0; /* Warn if this interrupt is not activated but try nevertheless */ WARN_ON_ONCE(!irqd_is_activated(d)); if (d->chip->irq_startup) { ret = d->chip->irq_startup(d); irq_state_clr_disabled(desc); irq_state_clr_masked(desc); } else { irq_enable(desc); } irq_state_set_started(desc); return ret; }