pinctrl: show pin name when request pins

Pin name is more useful to users.

Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Dong Aisheng <dong.aisheng@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c
index c494c37..fa0357b 100644 (file)
--- a/drivers/pinctrl/pinmux.c
+++ b/drivers/pinctrl/pinmux.c
@@ -88,8 +88,6 @@ static int pin_request(struct pinctrl_dev *pctldev,
        const struct pinmux_ops *ops = pctldev->desc->pmxops;
        int status = -EINVAL;
 
-       dev_dbg(pctldev->dev, "request pin %d for %s\n", pin, owner);
-
        desc = pin_desc_get(pctldev, pin);
        if (desc == NULL) {
                dev_err(pctldev->dev,
@@ -97,6 +95,9 @@ static int pin_request(struct pinctrl_dev *pctldev,
                goto out;
        }
 
+       dev_dbg(pctldev->dev, "request pin %d (%s) for %s\n",
+               pin, desc->name, owner);
+
        if (gpio_range) {
                /* There's no need to support multiple GPIO requests */
                if (desc->gpio_owner) {