diff options
Diffstat (limited to 'drivers/pinctrl/nomadik')
| -rw-r--r-- | drivers/pinctrl/nomadik/pinctrl-abx500.c | 9 | ||||
| -rw-r--r-- | drivers/pinctrl/nomadik/pinctrl-nomadik.c | 6 |
2 files changed, 12 insertions, 3 deletions
diff --git a/drivers/pinctrl/nomadik/pinctrl-abx500.c b/drivers/pinctrl/nomadik/pinctrl-abx500.c index d3c32d809b..80e3ac3331 100644 --- a/drivers/pinctrl/nomadik/pinctrl-abx500.c +++ b/drivers/pinctrl/nomadik/pinctrl-abx500.c @@ -6,7 +6,9 @@ * * Driver allows to use AxB5xx unused pins to be used as GPIO */ + #include <linux/bitops.h> +#include <linux/cleanup.h> #include <linux/err.h> #include <linux/gpio/driver.h> #include <linux/init.h> @@ -453,12 +455,11 @@ static void abx500_gpio_dbg_show_one(struct seq_file *s, unsigned offset, unsigned gpio) { struct abx500_pinctrl *pct = pinctrl_dev_get_drvdata(pctldev); - const char *label = gpiochip_is_requested(chip, offset - 1); u8 gpio_offset = offset - 1; int mode = -1; bool is_out; bool pd; - int ret; + int ret = -ENOMEM; const char *modes[] = { [ABX500_DEFAULT] = "default", @@ -474,6 +475,10 @@ static void abx500_gpio_dbg_show_one(struct seq_file *s, [ABX500_GPIO_PULL_UP] = "pull up", }; + char *label __free(kfree) = gpiochip_dup_line_label(chip, offset - 1); + if (IS_ERR(label)) + goto out; + ret = abx500_gpio_get_bit(chip, AB8500_GPIO_DIR1_REG, gpio_offset, &is_out); if (ret < 0) diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.c b/drivers/pinctrl/nomadik/pinctrl-nomadik.c index 445c61a4a7..4f7c4af4f9 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik.c +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.c @@ -8,6 +8,7 @@ * Copyright (C) 2011-2013 Linus Walleij <linus.walleij@linaro.org> */ #include <linux/bitops.h> +#include <linux/cleanup.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/err.h> @@ -917,7 +918,6 @@ static void nmk_gpio_dbg_show_one(struct seq_file *s, struct pinctrl_dev *pctldev, struct gpio_chip *chip, unsigned offset, unsigned gpio) { - const char *label = gpiochip_is_requested(chip, offset); struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(chip); int mode; bool is_out; @@ -934,6 +934,10 @@ static void nmk_gpio_dbg_show_one(struct seq_file *s, [NMK_GPIO_ALT_C+4] = "altC4", }; + char *label = gpiochip_dup_line_label(chip, offset); + if (IS_ERR(label)) + return; + clk_enable(nmk_chip->clk); is_out = !!(readl(nmk_chip->addr + NMK_GPIO_DIR) & BIT(offset)); pull = !(readl(nmk_chip->addr + NMK_GPIO_PDIS) & BIT(offset)); |