* [PATCH] input: adp5589-keys: Add err log
@ 2021-02-20 17:20 jzp0409
2021-02-20 22:21 ` Dmitry Torokhov
0 siblings, 1 reply; 2+ messages in thread
From: jzp0409 @ 2021-02-20 17:20 UTC (permalink / raw)
To: dmitry.torokhov; +Cc: linux-input, jiangzhipeng
From: jiangzhipeng <jiangzhipeng@yulong.com>
When devm_gpiochip_add_data() failed ,print err log
Signed-off-by: jiangzhipeng <jiangzhipeng@yulong.com>
---
drivers/input/keyboard/adp5589-keys.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c
index 654e047..e99c0bd 100644
--- a/drivers/input/keyboard/adp5589-keys.c
+++ b/drivers/input/keyboard/adp5589-keys.c
@@ -526,8 +526,10 @@ static int adp5589_gpio_add(struct adp5589_kpad *kpad)
mutex_init(&kpad->gpio_lock);
error = devm_gpiochip_add_data(dev, &kpad->gc, kpad);
- if (error)
+ if (error) {
+ dev_err(dev, "devm_gpiochip_add_data() failed, err: %d\n", error);
return error;
+ }
for (i = 0; i <= kpad->var->bank(kpad->var->maxgpio); i++) {
kpad->dat_out[i] = adp5589_read(kpad->client, kpad->var->reg(
--
1.9.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] input: adp5589-keys: Add err log
2021-02-20 17:20 [PATCH] input: adp5589-keys: Add err log jzp0409
@ 2021-02-20 22:21 ` Dmitry Torokhov
0 siblings, 0 replies; 2+ messages in thread
From: Dmitry Torokhov @ 2021-02-20 22:21 UTC (permalink / raw)
To: jzp0409; +Cc: linux-input, jiangzhipeng
Hi,
On Sun, Feb 21, 2021 at 01:20:40AM +0800, jzp0409 wrote:
> From: jiangzhipeng <jiangzhipeng@yulong.com>
>
> When devm_gpiochip_add_data() failed ,print err log
>
> Signed-off-by: jiangzhipeng <jiangzhipeng@yulong.com>
> ---
> drivers/input/keyboard/adp5589-keys.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c
> index 654e047..e99c0bd 100644
> --- a/drivers/input/keyboard/adp5589-keys.c
> +++ b/drivers/input/keyboard/adp5589-keys.c
> @@ -526,8 +526,10 @@ static int adp5589_gpio_add(struct adp5589_kpad *kpad)
> mutex_init(&kpad->gpio_lock);
>
> error = devm_gpiochip_add_data(dev, &kpad->gc, kpad);
> - if (error)
> + if (error) {
> + dev_err(dev, "devm_gpiochip_add_data() failed, err: %d\n", error);
> return error;
> + }
I believe devm_gpiochip_add_data() already provides enough diagnostic
when it fails, there is no need for additional diagnostic here.
>
> for (i = 0; i <= kpad->var->bank(kpad->var->maxgpio); i++) {
> kpad->dat_out[i] = adp5589_read(kpad->client, kpad->var->reg(
> --
> 1.9.1
>
>
Thanks.
--
Dmitry
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-02-20 17:20 [PATCH] input: adp5589-keys: Add err log jzp0409
2021-02-20 22:21 ` Dmitry Torokhov
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