The following commit has been merged into the irq/core branch of tip:
Commit-ID: 644799f920c906666b5393c33dcf3008ace1ef6b
Gitweb: https://git.kernel.org/tip/644799f920c906666b5393c33dcf3008ace1ef6b
Author: Marek Behún <kabel@xxxxxxxxxx>
AuthorDate: Mon, 08 Jul 2024 17:18:01 +02:00
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Tue, 30 Jul 2024 13:35:46 +02:00
irqchip/armada-370-xp: Declare iterators in for loop
Where possible, declare iterators in for cycle. This is possible since
kernel uses -std=gnu11.
Signed-off-by: Marek Behún <kabel@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
Link: https://lore.kernel.org/all/20240708151801.11592-11-kabel@xxxxxxxxxx
---
drivers/irqchip/irq-armada-370-xp.c | 27 ++++++++++-----------------
1 file changed, 10 insertions(+), 17 deletions(-)
diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index 3d15d0b..22e1a49 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -276,7 +276,7 @@ static struct irq_chip armada_370_xp_msi_bottom_irq_chip = {
static int armada_370_xp_msi_alloc(struct irq_domain *domain, unsigned int virq,
unsigned int nr_irqs, void *args)
{
- int hwirq, i;
+ int hwirq;
mutex_lock(&msi_used_lock);
hwirq = bitmap_find_free_region(msi_used, msi_doorbell_size(),
@@ -286,7 +286,7 @@ static int armada_370_xp_msi_alloc(struct irq_domain *domain, unsigned int virq,
if (hwirq < 0)
return -ENOSPC;
- for (i = 0; i < nr_irqs; i++) {
+ for (int i = 0; i < nr_irqs; i++) {
irq_domain_set_info(domain, virq + i, hwirq + i,
&armada_370_xp_msi_bottom_irq_chip,
domain->host_data, handle_simple_irq,
@@ -436,9 +436,7 @@ static int armada_370_xp_ipi_alloc(struct irq_domain *d,
unsigned int virq,
unsigned int nr_irqs, void *args)
{
- int i;
-
- for (i = 0; i < nr_irqs; i++) {
+ for (int i = 0; i < nr_irqs; i++) {
irq_set_percpu_devid(virq + i);
irq_domain_set_info(d, virq + i, i, &ipi_irqchip,
d->host_data,
@@ -463,9 +461,7 @@ static const struct irq_domain_ops ipi_domain_ops = {
static void ipi_resume(void)
{
- int i;
-
- for (i = 0; i < IPI_DOORBELL_END; i++) {
+ for (int i = 0; i < IPI_DOORBELL_END; i++) {
int irq;
irq = irq_find_mapping(ipi_domain, i);
@@ -517,12 +513,12 @@ static int armada_xp_set_affinity(struct irq_data *d,
static void armada_xp_mpic_smp_cpu_init(void)
{
u32 control;
- int nr_irqs, i;
+ int nr_irqs;
control = readl(main_int_base + MPIC_INT_CONTROL);
nr_irqs = (control >> 2) & 0x3ff;
- for (i = 0; i < nr_irqs; i++)
+ for (int i = 0; i < nr_irqs; i++)
writel(i, per_cpu_int_base + MPIC_INT_SET_MASK);
if (!is_ipi_available())
@@ -540,10 +536,8 @@ static void armada_xp_mpic_smp_cpu_init(void)
static void armada_xp_mpic_reenable_percpu(void)
{
- unsigned int irq;
-
/* Re-enable per-CPU interrupts that were enabled before suspend */
- for (irq = 0; irq < MPIC_MAX_PER_CPU_IRQS; irq++) {
+ for (unsigned int irq = 0; irq < MPIC_MAX_PER_CPU_IRQS; irq++) {
struct irq_data *data;
int virq;
@@ -735,11 +729,10 @@ static void armada_370_xp_mpic_resume(void)
{
bool src0, src1;
int nirqs;
- irq_hw_number_t irq;
/* Re-enable interrupts */
nirqs = (readl(main_int_base + MPIC_INT_CONTROL) >> 2) & 0x3ff;
- for (irq = 0; irq < nirqs; irq++) {
+ for (irq_hw_number_t irq = 0; irq < nirqs; irq++) {
struct irq_data *data;
int virq;
@@ -797,7 +790,7 @@ static int __init armada_370_xp_mpic_of_init(struct device_node *node,
struct device_node *parent)
{
struct resource main_int_res, per_cpu_int_res;
- int nr_irqs, i;
+ int nr_irqs;
u32 control;
BUG_ON(of_address_to_resource(node, 0, &main_int_res));
@@ -821,7 +814,7 @@ static int __init armada_370_xp_mpic_of_init(struct device_node *node,
control = readl(main_int_base + MPIC_INT_CONTROL);
nr_irqs = (control >> 2) & 0x3ff;
- for (i = 0; i < nr_irqs; i++)
+ for (int i = 0; i < nr_irqs; i++)
writel(i, main_int_base + MPIC_INT_CLEAR_ENABLE);
armada_370_xp_mpic_domain =
|