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pinctrl: nomadik: reflect current input value

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Let us see the current value on the input line in debugfs.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2015-08-11 17:11:29 +02:00
parent ca67f10f27
commit d7f005e839
1 changed files with 5 additions and 0 deletions
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5
drivers/pinctrl/nomadik/pinctrl-nomadik.c
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@ -1010,6 +1010,7 @@ static void nmk_gpio_dbg_show_one(struct seq_file *s,
int irq = gpio_to_irq(gpio);
struct irq_desc *desc = irq_to_desc(irq);
int pullidx = 0;
int val;
if (pull)
pullidx = data_out ? 1 : 2;
@ -1019,6 +1020,10 @@ static void nmk_gpio_dbg_show_one(struct seq_file *s,
label ?: "(none)",
pulls[pullidx],
(mode < 0) ? "unknown" : modes[mode]);
val = nmk_gpio_get_input(chip, offset);
seq_printf(s, " VAL %d", val);
/*
* This races with request_irq(), set_irq_type(),
* and set_irq_wake() ... but those are "rare".