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Message-ID: <878qpe2gnx.ffs@tglx>
Date: Sun, 09 Mar 2025 19:38:26 +0100
From: Thomas Gleixner <tglx@...utronix.de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: Jiri Slaby <jirislaby@...nel.org>
Subject: [PATCH] genirq: Make a few functions static
None of these functions are used outside of their source files.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
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(-)
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -628,9 +628,6 @@ static inline int irq_domain_alloc_irqs(
NULL);
}
-extern int irq_domain_alloc_irqs_hierarchy(struct irq_domain *domain,
- unsigned int irq_base,
- unsigned int nr_irqs, void *arg);
extern int irq_domain_set_hwirq_and_chip(struct irq_domain *domain,
unsigned int virq,
irq_hw_number_t hwirq,
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -232,6 +232,21 @@ static __always_inline int
}
#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_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)) {
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -90,7 +90,6 @@ extern int irq_startup(struct irq_desc *
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 *de
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_pr
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);
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -991,7 +991,7 @@ unsigned int kstat_irqs_cpu(unsigned int
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;
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -1589,9 +1589,8 @@ static void irq_domain_free_irqs_hierarc
}
}
-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");
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -35,6 +35,8 @@ static int __init setup_forced_irqthread
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 i
* 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 @@ void teardown_percpu_nmi(unsigned int ir
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;
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