[PATCH 1/2] gpio: Rename devm_get_gpiod_from_child()

From: Boris Brezillon
Date: Mon Jan 30 2017 - 10:44:29 EST


Rename devm_get_gpiod_from_child() into
devm_fwnode_get_gpiod_from_child() to reflect the fact that this
function is operating on a fwnode object.

Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
---
drivers/gpio/devres.c | 11 ++++++-----
drivers/input/keyboard/gpio_keys.c | 3 ++-
drivers/input/keyboard/gpio_keys_polled.c | 5 +++--
drivers/leds/leds-gpio.c | 2 +-
drivers/video/fbdev/amba-clcd-nomadik.c | 8 ++++----
include/linux/gpio/consumer.h | 8 ++++----
6 files changed, 20 insertions(+), 17 deletions(-)

diff --git a/drivers/gpio/devres.c b/drivers/gpio/devres.c
index b760cbbb41d8..dfbbd92d21b6 100644
--- a/drivers/gpio/devres.c
+++ b/drivers/gpio/devres.c
@@ -123,7 +123,8 @@ struct gpio_desc *__must_check devm_gpiod_get_index(struct device *dev,
EXPORT_SYMBOL(devm_gpiod_get_index);

/**
- * devm_get_gpiod_from_child - get a GPIO descriptor from a device's child node
+ * devm_fwnode_get_gpiod_from_child - get a GPIO descriptor from a device's
+ * child node
* @dev: GPIO consumer
* @con_id: function within the GPIO consumer
* @child: firmware node (child of @dev)
@@ -131,9 +132,9 @@ EXPORT_SYMBOL(devm_gpiod_get_index);
* GPIO descriptors returned from this function are automatically disposed on
* driver detach.
*/
-struct gpio_desc *devm_get_gpiod_from_child(struct device *dev,
- const char *con_id,
- struct fwnode_handle *child)
+struct gpio_desc *devm_fwnode_get_gpiod_from_child(struct device *dev,
+ const char *con_id,
+ struct fwnode_handle *child)
{
static const char * const suffixes[] = { "gpios", "gpio" };
char prop_name[32]; /* 32 is max size of property name */
@@ -168,7 +169,7 @@ struct gpio_desc *devm_get_gpiod_from_child(struct device *dev,

return desc;
}
-EXPORT_SYMBOL(devm_get_gpiod_from_child);
+EXPORT_SYMBOL(devm_fwnode_get_gpiod_from_child);

/**
* devm_gpiod_get_index_optional - Resource-managed gpiod_get_index_optional()
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 582462d0af75..ef6813c1f759 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -481,7 +481,8 @@ static int gpio_keys_setup_key(struct platform_device *pdev,
spin_lock_init(&bdata->lock);

if (child) {
- bdata->gpiod = devm_get_gpiod_from_child(dev, NULL, child);
+ bdata->gpiod = devm_fwnode_get_gpiod_from_child(dev, NULL,
+ child);
if (IS_ERR(bdata->gpiod)) {
error = PTR_ERR(bdata->gpiod);
if (error == -ENOENT) {
diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c
index bed4f2086158..c0c9f2133ecd 100644
--- a/drivers/input/keyboard/gpio_keys_polled.c
+++ b/drivers/input/keyboard/gpio_keys_polled.c
@@ -303,8 +303,9 @@ static int gpio_keys_polled_probe(struct platform_device *pdev)
return -EINVAL;
}

- bdata->gpiod = devm_get_gpiod_from_child(dev, NULL,
- child);
+ bdata->gpiod = devm_fwnode_get_gpiod_from_child(dev,
+ NULL,
+ child);
if (IS_ERR(bdata->gpiod)) {
error = PTR_ERR(bdata->gpiod);
if (error != -EPROBE_DEFER)
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index d400dcaf4d29..c0ef838fc993 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -174,7 +174,7 @@ static struct gpio_leds_priv *gpio_leds_create(struct platform_device *pdev)
const char *state = NULL;
struct device_node *np = to_of_node(child);

- led.gpiod = devm_get_gpiod_from_child(dev, NULL, child);
+ led.gpiod = devm_fwnode_get_gpiod_from_child(dev, NULL, child);
if (IS_ERR(led.gpiod)) {
fwnode_handle_put(child);
return ERR_CAST(led.gpiod);
diff --git a/drivers/video/fbdev/amba-clcd-nomadik.c b/drivers/video/fbdev/amba-clcd-nomadik.c
index 0c06fcaaa6e8..a4c58c650f8c 100644
--- a/drivers/video/fbdev/amba-clcd-nomadik.c
+++ b/drivers/video/fbdev/amba-clcd-nomadik.c
@@ -184,7 +184,7 @@ static void tpg110_init(struct device *dev, struct device_node *np,
{
dev_info(dev, "TPG110 display init\n");

- grestb = devm_get_gpiod_from_child(dev, "grestb", &np->fwnode);
+ grestb = devm_fwnode_get_gpiod_from_child(dev, "grestb", &np->fwnode);
if (IS_ERR(grestb)) {
dev_err(dev, "no GRESTB GPIO\n");
return;
@@ -192,19 +192,19 @@ static void tpg110_init(struct device *dev, struct device_node *np,
/* This asserts the GRESTB signal, putting the display into reset */
gpiod_direction_output(grestb, 1);

- scen = devm_get_gpiod_from_child(dev, "scen", &np->fwnode);
+ scen = devm_fwnode_get_gpiod_from_child(dev, "scen", &np->fwnode);
if (IS_ERR(scen)) {
dev_err(dev, "no SCEN GPIO\n");
return;
}
gpiod_direction_output(scen, 0);
- scl = devm_get_gpiod_from_child(dev, "scl", &np->fwnode);
+ scl = devm_fwnode_get_gpiod_from_child(dev, "scl", &np->fwnode);
if (IS_ERR(scl)) {
dev_err(dev, "no SCL GPIO\n");
return;
}
gpiod_direction_output(scl, 0);
- sda = devm_get_gpiod_from_child(dev, "sda", &np->fwnode);
+ sda = devm_fwnode_get_gpiod_from_child(dev, "sda", &np->fwnode);
if (IS_ERR(sda)) {
dev_err(dev, "no SDA GPIO\n");
return;
diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h
index fb0fde686cb1..2ce4bc164735 100644
--- a/include/linux/gpio/consumer.h
+++ b/include/linux/gpio/consumer.h
@@ -136,9 +136,9 @@ struct fwnode_handle;

struct gpio_desc *fwnode_get_named_gpiod(struct fwnode_handle *fwnode,
const char *propname);
-struct gpio_desc *devm_get_gpiod_from_child(struct device *dev,
- const char *con_id,
- struct fwnode_handle *child);
+struct gpio_desc *devm_fwnode_get_gpiod_from_child(struct device *dev,
+ const char *con_id,
+ struct fwnode_handle *child);
#else /* CONFIG_GPIOLIB */

static inline int gpiod_count(struct device *dev, const char *con_id)
@@ -417,7 +417,7 @@ static inline struct gpio_desc *fwnode_get_named_gpiod(
return ERR_PTR(-ENOSYS);
}

-static inline struct gpio_desc *devm_get_gpiod_from_child(
+static inline struct gpio_desc *devm_fwnode_get_gpiod_from_child(
struct device *dev, const char *con_id, struct fwnode_handle *child)
{
return ERR_PTR(-ENOSYS);
--
2.7.4