Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 39 insertions, 29 deletions

diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h
index 1c4385a00..db2dfbae8 100644
--- a/include/linux/gpio/consumer.h
+++ b/include/linux/gpio/consumer.h
@@ -159,7 +159,6 @@ int gpiod_set_raw_array_value_cansleep(unsigned int array_size,
 
 int gpiod_set_config(struct gpio_desc *desc, unsigned long config);
 int gpiod_set_debounce(struct gpio_desc *desc, unsigned int debounce);
-int gpiod_set_transitory(struct gpio_desc *desc, bool transitory);
 void gpiod_toggle_active_low(struct gpio_desc *desc);
 
 int gpiod_is_active_low(const struct gpio_desc *desc);
@@ -494,13 +493,6 @@ static inline int gpiod_set_debounce(struct gpio_desc *desc, unsigned int deboun
 	return -ENOSYS;
 }
 
-static inline int gpiod_set_transitory(struct gpio_desc *desc, bool transitory)
-{
-	/* GPIO can never have been requested */
-	WARN_ON(desc);
-	return -ENOSYS;
-}
-
 static inline void gpiod_toggle_active_low(struct gpio_desc *desc)
 {
 	/* GPIO can never have been requested */
@@ -614,8 +606,6 @@ void acpi_dev_remove_driver_gpios(struct acpi_device *adev);
 int devm_acpi_dev_add_driver_gpios(struct device *dev,
 				   const struct acpi_gpio_mapping *gpios);
 
-struct gpio_desc *acpi_get_and_request_gpiod(char *path, unsigned int pin, char *label);
-
 #else  /* CONFIG_GPIOLIB && CONFIG_ACPI */
 
 #include <linux/err.h>
@@ -633,12 +623,6 @@ static inline int devm_acpi_dev_add_driver_gpios(struct device *dev,
 	return -ENXIO;
 }
 
-static inline struct gpio_desc *acpi_get_and_request_gpiod(char *path, unsigned int pin,
-							   char *label)
-{
-	return ERR_PTR(-ENOSYS);
-}
-
 #endif /* CONFIG_GPIOLIB && CONFIG_ACPI */
 
 
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index d6e38a500..725e7eca9 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -3,6 +3,8 @@
 #define __LINUX_GPIO_DRIVER_H
 
 #include <linux/bits.h>
+#include <linux/cleanup.h>
+#include <linux/err.h>
 #include <linux/irqchip/chained_irq.h>
 #include <linux/irqdomain.h>
 #include <linux/irqhandler.h>
@@ -529,8 +531,7 @@ struct gpio_chip {
 #endif /* CONFIG_OF_GPIO */
 };
 
-extern const char *gpiochip_is_requested(struct gpio_chip *gc,
-			unsigned int offset);
+const char *gpiochip_is_requested(struct gpio_chip *gc, unsigned int offset);
 
 /**
  * for_each_requested_gpio_in_range - iterates over requested GPIOs in a given range
@@ -549,9 +550,9 @@ extern const char *gpiochip_is_requested(struct gpio_chip *gc,
 	for_each_requested_gpio_in_range(chip, i, 0, chip->ngpio, label)
 
 /* add/remove chips */
-extern int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
-				      struct lock_class_key *lock_key,
-				      struct lock_class_key *request_key);
+int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
+			       struct lock_class_key *lock_key,
+			       struct lock_class_key *request_key);
 
 /**
  * gpiochip_add_data() - register a gpio_chip
@@ -599,20 +600,24 @@ static inline int gpiochip_add(struct gpio_chip *gc)
 {
 	return gpiochip_add_data(gc, NULL);
 }
-extern void gpiochip_remove(struct gpio_chip *gc);
-extern int devm_gpiochip_add_data_with_key(struct device *dev, struct gpio_chip *gc, void *data,
-					   struct lock_class_key *lock_key,
-					   struct lock_class_key *request_key);
-
-extern struct gpio_chip *gpiochip_find(void *data,
-			      int (*match)(struct gpio_chip *gc, void *data));
+void gpiochip_remove(struct gpio_chip *gc);
+int devm_gpiochip_add_data_with_key(struct device *dev, struct gpio_chip *gc,
+				    void *data, struct lock_class_key *lock_key,
+				    struct lock_class_key *request_key);
 
 struct gpio_device *gpio_device_find(void *data,
 				int (*match)(struct gpio_chip *gc, void *data));
+struct gpio_device *gpio_device_find_by_label(const char *label);
+struct gpio_device *gpio_device_find_by_fwnode(const struct fwnode_handle *fwnode);
 
 struct gpio_device *gpio_device_get(struct gpio_device *gdev);
 void gpio_device_put(struct gpio_device *gdev);
 
+DEFINE_FREE(gpio_device_put, struct gpio_device *,
+	    if (!IS_ERR_OR_NULL(_T)) gpio_device_put(_T))
+
+struct device *gpio_device_to_device(struct gpio_device *gdev);
+
 bool gpiochip_line_is_irq(struct gpio_chip *gc, unsigned int offset);
 int gpiochip_reqres_irq(struct gpio_chip *gc, unsigned int offset);
 void gpiochip_relres_irq(struct gpio_chip *gc, unsigned int offset);
@@ -764,14 +769,23 @@ struct gpio_desc *gpiochip_request_own_desc(struct gpio_chip *gc,
 					    enum gpiod_flags dflags);
 void gpiochip_free_own_desc(struct gpio_desc *desc);
 
+struct gpio_desc *gpiochip_get_desc(struct gpio_chip *gc, unsigned int hwnum);
+struct gpio_desc *
+gpio_device_get_desc(struct gpio_device *gdev, unsigned int hwnum);
+
+struct gpio_chip *gpio_device_get_chip(struct gpio_device *gdev);
+
 #ifdef CONFIG_GPIOLIB
 
 /* lock/unlock as IRQ */
 int gpiochip_lock_as_irq(struct gpio_chip *gc, unsigned int offset);
 void gpiochip_unlock_as_irq(struct gpio_chip *gc, unsigned int offset);
 
-
 struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc);
+struct gpio_device *gpiod_to_gpio_device(struct gpio_desc *desc);
+
+/* struct gpio_device getters */
+int gpio_device_get_base(struct gpio_device *gdev);
 
 #else /* CONFIG_GPIOLIB */
 
@@ -786,6 +800,18 @@ static inline struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc)
 	return ERR_PTR(-ENODEV);
 }
 
+static inline int gpio_device_get_base(struct gpio_device *gdev)
+{
+	WARN_ON(1);
+	return -ENODEV;
+}
+
+static inline struct gpio_device *gpiod_to_gpio_device(struct gpio_desc *desc)
+{
+	WARN_ON(1);
+	return ERR_PTR(-ENODEV);
+}
+
 static inline int gpiochip_lock_as_irq(struct gpio_chip *gc,
 				       unsigned int offset)
 {