[PATCH v1 1/1] gpiolib: Show more info for interrupt only lines in debugfs
From: Andy Shevchenko
Date: Fri May 10 2024 - 12:05:49 EST
Show more info for interrupt only lines in debugfs. It's useful
to monitor the lines that have been never requested as GPIOs,
but IRQs.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
For the reference. May be applied together with
20240508144741.1270912-1-andriy.shevchenko@xxxxxxxxxxxxxxx
as a precursor.
drivers/gpio/gpiolib.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 1f1673552767..4cd7e05f3e5b 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -4801,11 +4801,11 @@ static void gpiolib_dbg_show(struct seq_file *s, struct gpio_device *gdev)
for_each_gpio_desc(gc, desc) {
guard(srcu)(&desc->srcu);
- if (test_bit(FLAG_REQUESTED, &desc->flags)) {
+ is_irq = test_bit(FLAG_USED_AS_IRQ, &desc->flags);
+ if (is_irq || test_bit(FLAG_REQUESTED, &desc->flags)) {
gpiod_get_direction(desc);
is_out = test_bit(FLAG_IS_OUT, &desc->flags);
value = gpio_chip_get_value(gc, desc);
- is_irq = test_bit(FLAG_USED_AS_IRQ, &desc->flags);
active_low = test_bit(FLAG_ACTIVE_LOW, &desc->flags);
seq_printf(s, " gpio-%-3u (%-20.20s|%-20.20s) %s %s %s%s\n",
gpio, desc->name ?: "", gpiod_get_label(desc),
--
2.43.0.rc1.1336.g36b5255a03ac