[PATCH] pinctrl: do not care about blank pin name

From: Masahiro Yamada
Date: Tue May 24 2016 - 01:25:39 EST


If a pin name is not specified in struct pinctrl_pin_desc,
pinctrl_register_one_pin() dynamically assigns its name.
So, desc->name is always a valid pointer here.

Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---

drivers/pinctrl/core.c | 3 +--
drivers/pinctrl/pinconf.c | 6 ++----
drivers/pinctrl/pinmux.c | 14 ++++----------
3 files changed, 7 insertions(+), 16 deletions(-)

diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index 98d2a1b..03c08c1 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -1367,8 +1367,7 @@ static int pinctrl_pins_show(struct seq_file *s, void *what)
if (desc == NULL)
continue;

- seq_printf(s, "pin %d (%s) ", pin,
- desc->name ? desc->name : "unnamed");
+ seq_printf(s, "pin %d (%s) ", pin, desc->name);

/* Driver-specific info per pin */
if (ops->pin_dbg_show)
diff --git a/drivers/pinctrl/pinconf.c b/drivers/pinctrl/pinconf.c
index 4dd7722..3f1b6f0 100644
--- a/drivers/pinctrl/pinconf.c
+++ b/drivers/pinctrl/pinconf.c
@@ -258,8 +258,7 @@ void pinconf_show_setting(struct seq_file *s,
case PIN_MAP_TYPE_CONFIGS_PIN:
desc = pin_desc_get(setting->pctldev,
setting->data.configs.group_or_pin);
- seq_printf(s, "pin %s (%d)",
- desc->name ? desc->name : "unnamed",
+ seq_printf(s, "pin %s (%d)", desc->name,
setting->data.configs.group_or_pin);
break;
case PIN_MAP_TYPE_CONFIGS_GROUP:
@@ -311,8 +310,7 @@ static int pinconf_pins_show(struct seq_file *s, void *what)
if (desc == NULL)
continue;

- seq_printf(s, "pin %d (%s):", pin,
- desc->name ? desc->name : "unnamed");
+ seq_printf(s, "pin %d (%s):", pin, desc->name);

pinconf_dump_pin(pctldev, s, pin);

diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c
index c223a9e..d94d76c 100644
--- a/drivers/pinctrl/pinmux.c
+++ b/drivers/pinctrl/pinmux.c
@@ -606,23 +606,17 @@ static int pinmux_pins_show(struct seq_file *s, void *what)
if (pmxops->strict) {
if (desc->mux_owner)
seq_printf(s, "pin %d (%s): device %s%s",
- pin,
- desc->name ? desc->name : "unnamed",
- desc->mux_owner,
+ pin, desc->name, desc->mux_owner,
is_hog ? " (HOG)" : "");
else if (desc->gpio_owner)
seq_printf(s, "pin %d (%s): GPIO %s",
- pin,
- desc->name ? desc->name : "unnamed",
- desc->gpio_owner);
+ pin, desc->name, desc->gpio_owner);
else
seq_printf(s, "pin %d (%s): UNCLAIMED",
- pin,
- desc->name ? desc->name : "unnamed");
+ pin, desc->name);
} else {
/* For non-strict controllers */
- seq_printf(s, "pin %d (%s): %s %s%s", pin,
- desc->name ? desc->name : "unnamed",
+ seq_printf(s, "pin %d (%s): %s %s%s", pin, desc->name,
desc->mux_owner ? desc->mux_owner
: "(MUX UNCLAIMED)",
desc->gpio_owner ? desc->gpio_owner
--
1.9.1