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irqchip/armada-370-xp: Dynamically allocate the driver private structure

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Dynamically allocate the driver private structure. This concludes the
conversion of this driver to modern style.

Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Marek Behún 2024-08-07 18:41:00 +02:00 committed by Thomas Gleixner
parent 77eef29b64
commit 6abd809a54
1 changed files with 11 additions and 5 deletions
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16
drivers/irqchip/irq-armada-370-xp.c
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@ -187,7 +187,7 @@ struct mpic {
u32 doorbell_mask;
};
static struct mpic mpic_data;
static struct mpic *mpic_data __ro_after_init;
static inline bool mpic_is_ipi_available(struct mpic *mpic)
{
@ -575,7 +575,7 @@ static int mpic_starting_cpu(unsigned int cpu)
static int mpic_cascaded_starting_cpu(unsigned int cpu)
{
struct mpic *mpic = &mpic_data;
struct mpic *mpic = mpic_data;
mpic_perf_init(mpic);
mpic_reenable_percpu(mpic);
@ -726,7 +726,7 @@ static void __exception_irq_entry mpic_handle_irq(struct pt_regs *regs)
static int mpic_suspend(void)
{
struct mpic *mpic = &mpic_data;
struct mpic *mpic = mpic_data;
mpic->doorbell_mask = readl(mpic->per_cpu + MPIC_IN_DRBEL_MASK);
@ -735,7 +735,7 @@ static int mpic_suspend(void)
static void mpic_resume(void)
{
struct mpic *mpic = &mpic_data;
struct mpic *mpic = mpic_data;
bool src0, src1;
/* Re-enable interrupts */
@ -824,11 +824,17 @@ static int __init mpic_map_region(struct device_node *np, int index,
static int __init mpic_of_init(struct device_node *node, struct device_node *parent)
{
struct mpic *mpic = &mpic_data;
phys_addr_t phys_base;
unsigned int nr_irqs;
struct mpic *mpic;
int err;
mpic = kzalloc(sizeof(*mpic), GFP_KERNEL);
if (WARN_ON(!mpic))
return -ENOMEM;
mpic_data = mpic;
err = mpic_map_region(node, 0, &mpic->base, &phys_base);
if (err)
return err;