irqchip/armada-370-xp: Rename variable for consistency

Rename the variable holding the cause register to "cause" in
mpic_handle_cascade_irq().

Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20240711160907.31012-8-kabel@kernel.org

diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index 4abe0eac184e0cf6f9049fdc195c1cbb62616499..5cde229c9e39db39f3c7effd69221dd1aafa16e2 100644 (file)
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -633,15 +633,15 @@ static inline void mpic_handle_ipi_irq(void) {}
 static void mpic_handle_cascade_irq(struct irq_desc *desc)
 {
        struct irq_chip *chip = irq_desc_get_chip(desc);
-       unsigned long irqmap, irqsrc, cpuid;
+       unsigned long cause, irqsrc, cpuid;
        irq_hw_number_t i;
 
        chained_irq_enter(chip, desc);
 
-       irqmap = readl_relaxed(per_cpu_int_base + MPIC_PPI_CAUSE);
+       cause = readl_relaxed(per_cpu_int_base + MPIC_PPI_CAUSE);
        cpuid = cpu_logical_map(smp_processor_id());
 
-       for_each_set_bit(i, &irqmap, BITS_PER_LONG) {
+       for_each_set_bit(i, &cause, BITS_PER_LONG) {
                irqsrc = readl_relaxed(main_int_base + MPIC_INT_SOURCE_CTL(i));
 
                /* Check if the interrupt is not masked on current CPU.