From: Alexander Aring <alex.aring@gmail.com>
To: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 3/4] gpiolib: make gpiolib command more verbose
Date: Mon, 11 Nov 2013 02:30:20 +0100 [thread overview]
Message-ID: <20131111013019.GA16967@x61s.Speedport_W_921V_1_24_000> (raw)
In-Reply-To: <1384003450-21001-4-git-send-email-sebastian.hesselbarth@gmail.com>
Hi Sebastian,
On Sat, Nov 09, 2013 at 02:24:08PM +0100, Sebastian Hesselbarth wrote:
> This adds some more printf information to gpiolib command, like the
> gpiochip handling a specific gpio. Also, current direction and value
> of the gpio are printed, if the gpiochip provides the corresponding
> callbacks.
>
> Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
> ---
> Cc: barebox@lists.infradead.org
> ---
> drivers/gpio/gpiolib.c | 24 +++++++++++++++++++++---
> 1 file changed, 21 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
> index ca6e8ad..c12ebe6 100644
> --- a/drivers/gpio/gpiolib.c
> +++ b/drivers/gpio/gpiolib.c
> @@ -228,16 +228,34 @@ static int do_gpiolib(int argc, char *argv[])
> int i;
>
> printf("gpiolib: gpio lists\n");
> - printf("%*crequested label\n", 11, ' ');
>
> for (i = 0; i < ARCH_NR_GPIOS; i++) {
> struct gpio_info *gi = &gpio_desc[i];
> + int val = -1, dir = -1;
>
> if (!gi->chip)
> continue;
>
> - printf("gpio %*d: %*s %s\n", 4,
> - i, 9, gi->requested ? "true" : "false",
> + /* print chip information and header on first gpio */
> + if (gi->chip->base == i) {
> + printf("\ngpios %u-%u, chip %s:\n",
> + gi->chip->base,
> + gi->chip->base + gi->chip->ngpio,
I think this should be "gi->chip->base + gi->chip->ngpio - 1", because
we starting at zero on base.
- Alex
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next prev parent reply other threads:[~2013-11-11 1:23 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-09 13:24 [PATCH 0/4] gpiolib debug and led trigger fixes Sebastian Hesselbarth
2013-11-09 13:24 ` [PATCH 1/4] led: trigger: disable LEDs with trigger before installing it Sebastian Hesselbarth
2013-11-09 13:24 ` [PATCH 2/4] gpiolib: add get_direction callback Sebastian Hesselbarth
2013-11-09 13:24 ` [PATCH 3/4] gpiolib: make gpiolib command more verbose Sebastian Hesselbarth
2013-11-11 1:30 ` Alexander Aring [this message]
2013-11-11 8:07 ` Sascha Hauer
2013-11-11 8:12 ` Alexander Aring
2013-11-09 13:24 ` [PATCH 4/4] gpio: dw: add get_direction callback Sebastian Hesselbarth
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