[PATCH v2 1/2] pinctrl: show pin name when request pins

From: Dong Aisheng
Date: Tue Apr 17 2012 - 02:50:28 EST


From: Dong Aisheng <dong.aisheng@xxxxxxxxxx>

Pin name is more useful to users.

Signed-off-by: Dong Aisheng <dong.aisheng@xxxxxxxxxx>

---
No changes since v1.

After change, when call pinctrl_get_*, the debug information becomes :
pinctrl-imx 20e0000.iomuxc: request pin 305 (MX6Q_PAD_SD4_CMD) for 219c000.usdhc
pinctrl-imx 20e0000.iomuxc: request pin 306 (MX6Q_PAD_SD4_CLK) for 219c000.usdhc
---
drivers/pinctrl/pinmux.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c
index c494c37..fa0357b 100644
--- 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) {
--
1.7.0.4


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