[tip: irq/core] genirq: Make a few functions static

From: tip-bot2 for Thomas Gleixner
Date: Mon Mar 10 2025 - 05:06:52 EST


The following commit has been merged into the irq/core branch of tip:

Commit-ID: 827bafd527dde5a6e81421e88fb2144adac1f36c
Gitweb: https://git.kernel.org/tip/827bafd527dde5a6e81421e88fb2144adac1f36c
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Sun, 09 Mar 2025 19:38:26 +01:00
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Mon, 10 Mar 2025 10:01:20 +01:00

genirq: Make a few functions static

None of these functions are used outside of their source files.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/all/878qpe2gnx.ffs@tglx

---
include/linux/irqdomain.h | 3 ---
kernel/irq/chip.c | 30 +++++++++++++++---------------
kernel/irq/internals.h | 9 ---------
kernel/irq/irqdesc.c | 2 +-
kernel/irq/irqdomain.c | 5 ++---
kernel/irq/manage.c | 7 ++++---
6 files changed, 22 insertions(+), 34 deletions(-)

diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 5c0ec33..33ff41e 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -630,9 +630,6 @@ static inline int irq_domain_alloc_irqs(struct irq_domain *domain,
NULL);
}

-int irq_domain_alloc_irqs_hierarchy(struct irq_domain *domain,
- unsigned int irq_base,
- unsigned int nr_irqs, void *arg);
int irq_domain_set_hwirq_and_chip(struct irq_domain *domain,
unsigned int virq,
irq_hw_number_t hwirq,
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index c901436..0ff987d 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -232,6 +232,21 @@ __irq_startup_managed(struct irq_desc *desc, const struct cpumask *aff,
}
#endif

+static 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);
+ }
+ }
+}
+
static int __irq_startup(struct irq_desc *desc)
{
struct irq_data *d = irq_desc_get_irq_data(desc);
@@ -332,21 +347,6 @@ void irq_shutdown_and_deactivate(struct irq_desc *desc)
irq_domain_deactivate_irq(&desc->irq_data);
}

-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);
- }
- }
-}
-
static void __irq_disable(struct irq_desc *desc, bool mask)
{
if (irqd_irq_disabled(&desc->irq_data)) {
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index a979523..556b713 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -90,7 +90,6 @@ extern int irq_startup(struct irq_desc *desc, bool resend, bool force);

extern void irq_shutdown(struct irq_desc *desc);
extern void irq_shutdown_and_deactivate(struct irq_desc *desc);
-extern void irq_enable(struct irq_desc *desc);
extern void irq_disable(struct irq_desc *desc);
extern void irq_percpu_enable(struct irq_desc *desc, unsigned int cpu);
extern void irq_percpu_disable(struct irq_desc *desc, unsigned int cpu);
@@ -98,18 +97,12 @@ extern void mask_irq(struct irq_desc *desc);
extern void unmask_irq(struct irq_desc *desc);
extern void unmask_threaded_irq(struct irq_desc *desc);

-extern unsigned int kstat_irqs_desc(struct irq_desc *desc, const struct cpumask *cpumask);
-
#ifdef CONFIG_SPARSE_IRQ
static inline void irq_mark_irq(unsigned int irq) { }
#else
extern void irq_mark_irq(unsigned int irq);
#endif

-extern int __irq_get_irqchip_state(struct irq_data *data,
- enum irqchip_irq_state which,
- bool *state);
-
irqreturn_t __handle_irq_event_percpu(struct irq_desc *desc);
irqreturn_t handle_irq_event_percpu(struct irq_desc *desc);
irqreturn_t handle_irq_event(struct irq_desc *desc);
@@ -139,8 +132,6 @@ static inline void unregister_handler_proc(unsigned int irq,

extern bool irq_can_set_affinity_usr(unsigned int irq);

-extern void irq_set_thread_affinity(struct irq_desc *desc);
-
extern int irq_do_set_affinity(struct irq_data *data,
const struct cpumask *dest, bool force);

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 2878307..4258cd6 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -991,7 +991,7 @@ unsigned int kstat_irqs_cpu(unsigned int irq, int cpu)
return desc && desc->kstat_irqs ? per_cpu(desc->kstat_irqs->cnt, cpu) : 0;
}

-unsigned int kstat_irqs_desc(struct irq_desc *desc, const struct cpumask *cpumask)
+static unsigned int kstat_irqs_desc(struct irq_desc *desc, const struct cpumask *cpumask)
{
unsigned int sum = 0;
int cpu;
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index ec6d8e7..2861f89 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -1589,9 +1589,8 @@ static void irq_domain_free_irqs_hierarchy(struct irq_domain *domain,
}
}

-int irq_domain_alloc_irqs_hierarchy(struct irq_domain *domain,
- unsigned int irq_base,
- unsigned int nr_irqs, void *arg)
+static int irq_domain_alloc_irqs_hierarchy(struct irq_domain *domain, unsigned int irq_base,
+ unsigned int nr_irqs, void *arg)
{
if (!domain->ops->alloc) {
pr_debug("domain->ops->alloc() is NULL\n");
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index f300bb6..753eef8 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -35,6 +35,8 @@ static int __init setup_forced_irqthreads(char *arg)
early_param("threadirqs", setup_forced_irqthreads);
#endif

+static int __irq_get_irqchip_state(struct irq_data *d, enum irqchip_irq_state which, bool *state);
+
static void __synchronize_hardirq(struct irq_desc *desc, bool sync_chip)
{
struct irq_data *irqd = irq_desc_get_irq_data(desc);
@@ -187,7 +189,7 @@ bool irq_can_set_affinity_usr(unsigned int irq)
* set_cpus_allowed_ptr() here as we hold desc->lock and this
* code can be called from hard interrupt context.
*/
-void irq_set_thread_affinity(struct irq_desc *desc)
+static void irq_set_thread_affinity(struct irq_desc *desc)
{
struct irqaction *action;

@@ -2789,8 +2791,7 @@ out:
irq_put_desc_unlock(desc, flags);
}

-int __irq_get_irqchip_state(struct irq_data *data, enum irqchip_irq_state which,
- bool *state)
+static int __irq_get_irqchip_state(struct irq_data *data, enum irqchip_irq_state which, bool *state)
{
struct irq_chip *chip;
int err = -EINVAL;