powerpc/cell: Switch to irq_get_nr_irqs()

Use the irq_get_nr_irqs() function instead of the global variable
'nr_irqs'. Prepare for changing 'nr_irqs' from an exported global
variable into a variable with file scope.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
Link: https://lore.kernel.org/all/20241015190953.1266194-5-bvanassche@acm.org

diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index 28dc86744cac2601abb2ce8f7a485a07b60311bc..d243f7fd89825cd2617e78c01eef90c926afa3bd 100644 (file)
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -112,7 +112,7 @@ static void axon_msi_cascade(struct irq_desc *desc)
                pr_devel("axon_msi: woff %x roff %x msi %x\n",
                          write_offset, msic->read_offset, msi);
 
-               if (msi < nr_irqs && irq_get_chip_data(msi) == msic) {
+               if (msi < irq_get_nr_irqs() && irq_get_chip_data(msi) == msic) {
                        generic_handle_irq(msi);
                        msic->fifo_virt[idx] = cpu_to_le32(0xffffffff);
                } else {