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powerpc/xive: Simplify xive_core_debug_show()

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Now that the IPI interrupt has its own domain, the checks on the HW
interrupt number XIVE_IPI_HW_IRQ and on the chip can be replaced by a
check on the domain.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210331144514.892250-5-clg@kaod.org
This commit is contained in:
Cédric Le Goater 2021-03-31 16:45:09 +02:00 committed by Michael Ellerman
parent 1835e72942
commit 5159d98728
1 changed files with 4 additions and 14 deletions
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18
arch/powerpc/sysdev/xive/common.c
View file

@ -1604,17 +1604,14 @@ static void xive_debug_show_cpu(struct seq_file *m, int cpu)
seq_puts(m, "\n");
}
static void xive_debug_show_irq(struct seq_file *m, u32 hw_irq, struct irq_data *d)
static void xive_debug_show_irq(struct seq_file *m, struct irq_data *d)
{
struct irq_chip *chip = irq_data_get_irq_chip(d);
unsigned int hw_irq = (unsigned int)irqd_to_hwirq(d);
int rc;
u32 target;
u8 prio;
u32 lirq;
if (!is_xive_irq(chip))
return;
rc = xive_ops->get_irq_config(hw_irq, &target, &prio, &lirq);
if (rc) {
seq_printf(m, "IRQ 0x%08x : no config rc=%d\n", hw_irq, rc);
@ -1652,16 +1649,9 @@ static int xive_core_debug_show(struct seq_file *m, void *private)
for_each_irq_desc(i, desc) {
struct irq_data *d = irq_desc_get_irq_data(desc);
unsigned int hw_irq;
if (!d)
continue;
hw_irq = (unsigned int)irqd_to_hwirq(d);
/* IPIs are special (HW number 0) */
if (hw_irq != XIVE_IPI_HW_IRQ)
xive_debug_show_irq(m, hw_irq, d);
if (d->domain == xive_irq_domain)
xive_debug_show_irq(m, d);
}
return 0;
}