diff options
Diffstat (limited to 'kernel/irq/debugfs.c')
| -rw-r--r-- | kernel/irq/debugfs.c | 48 |
1 files changed, 18 insertions, 30 deletions
diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c index a949bd39e343..bbcaac64038e 100644 --- a/kernel/irq/debugfs.c +++ b/kernel/irq/debugfs.c @@ -30,7 +30,7 @@ static void irq_debug_show_bits(struct seq_file *m, int ind, unsigned int state, static void irq_debug_show_masks(struct seq_file *m, struct irq_desc *desc) { struct irq_data *data = irq_desc_get_irq_data(desc); - struct cpumask *msk; + const struct cpumask *msk; msk = irq_data_get_affinity_mask(data); seq_printf(m, "affinity: %*pbl\n", cpumask_pr_args(msk)); @@ -57,6 +57,8 @@ static const struct irq_bit_descr irqchip_flags[] = { BIT_MASK_DESCR(IRQCHIP_EOI_THREADED), BIT_MASK_DESCR(IRQCHIP_SUPPORTS_LEVEL_MSI), BIT_MASK_DESCR(IRQCHIP_SUPPORTS_NMI), + BIT_MASK_DESCR(IRQCHIP_ENABLE_WAKEUP_ON_SUSPEND), + BIT_MASK_DESCR(IRQCHIP_IMMUTABLE), }; static void @@ -68,8 +70,12 @@ irq_debug_show_chip(struct seq_file *m, struct irq_data *data, int ind) seq_printf(m, "chip: None\n"); return; } - seq_printf(m, "%*schip: %s\n", ind, "", chip->name); - seq_printf(m, "%*sflags: 0x%lx\n", ind + 1, "", chip->flags); + seq_printf(m, "%*schip: ", ind, ""); + if (chip->irq_print_chip) + chip->irq_print_chip(data, m); + else + seq_printf(m, "%s", chip->name); + seq_printf(m, "\n%*sflags: 0x%lx\n", ind + 1, "", chip->flags); irq_debug_show_bits(m, ind, chip->flags, irqchip_flags, ARRAY_SIZE(irqchip_flags)); } @@ -112,6 +118,7 @@ static const struct irq_bit_descr irqdata_states[] = { BIT_MASK_DESCR(IRQD_AFFINITY_SET), BIT_MASK_DESCR(IRQD_SETAFFINITY_PENDING), BIT_MASK_DESCR(IRQD_AFFINITY_MANAGED), + BIT_MASK_DESCR(IRQD_AFFINITY_ON_ACTIVATE), BIT_MASK_DESCR(IRQD_MANAGED_SHUTDOWN), BIT_MASK_DESCR(IRQD_CAN_RESERVE), BIT_MASK_DESCR(IRQD_MSI_NOMASK_QUIRK), @@ -120,6 +127,12 @@ static const struct irq_bit_descr irqdata_states[] = { BIT_MASK_DESCR(IRQD_WAKEUP_STATE), BIT_MASK_DESCR(IRQD_WAKEUP_ARMED), + + BIT_MASK_DESCR(IRQD_DEFAULT_TRIGGER_SET), + + BIT_MASK_DESCR(IRQD_HANDLE_ENFORCE_IRQCTX), + + BIT_MASK_DESCR(IRQD_IRQ_ENABLED_ON_SUSPEND), }; static const struct irq_bit_descr irqdesc_states[] = { @@ -131,6 +144,7 @@ static const struct irq_bit_descr irqdesc_states[] = { BIT_MASK_DESCR(_IRQ_PER_CPU_DEVID), BIT_MASK_DESCR(_IRQ_IS_POLLED), BIT_MASK_DESCR(_IRQ_DISABLE_UNLAZY), + BIT_MASK_DESCR(_IRQ_HIDDEN), }; static const struct irq_bit_descr irqdesc_istates[] = { @@ -190,33 +204,7 @@ static ssize_t irq_debug_write(struct file *file, const char __user *user_buf, return -EFAULT; if (!strncmp(buf, "trigger", size)) { - unsigned long flags; - int err; - - /* Try the HW interface first */ - err = irq_set_irqchip_state(irq_desc_get_irq(desc), - IRQCHIP_STATE_PENDING, true); - if (!err) - return count; - - /* - * Otherwise, try to inject via the resend interface, - * which may or may not succeed. - */ - chip_bus_lock(desc); - raw_spin_lock_irqsave(&desc->lock, flags); - - if (irq_settings_is_level(desc) || desc->istate & IRQS_NMI) { - /* Can't do level nor NMIs, sorry */ - err = -EINVAL; - } else { - desc->istate |= IRQS_PENDING; - check_irq_resend(desc); - err = 0; - } - - raw_spin_unlock_irqrestore(&desc->lock, flags); - chip_bus_sync_unlock(desc); + int err = irq_inject_interrupt(irq_desc_get_irq(desc)); return err ? err : count; } |