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authorMark Brown <[email protected]>2016-02-09 18:20:39 +0000
committerMark Brown <[email protected]>2016-02-09 18:20:39 +0000
commitfcdcc79628a1919bde9acf239e364f65bab6327c (patch)
tree5499be387cf3028c90ac083b1cf866ebed7bf7e0 /drivers/gpio/gpiolib.h
parent7a8d44bc89e5cddcd5c0704a11a90484d36ba6ba (diff)
parenta0a90718f18264dc904d34a580f332006f5561e9 (diff)
Merge branch 'topic/acpi' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into spi-pxa2xx
Diffstat (limited to 'drivers/gpio/gpiolib.h')
-rw-r--r--drivers/gpio/gpiolib.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h
index 98ab08c0aa2d..99ed3b00ffe9 100644
--- a/drivers/gpio/gpiolib.h
+++ b/drivers/gpio/gpiolib.h
@@ -16,7 +16,7 @@
#include <linux/device.h>
enum of_gpio_flags;
-
+enum gpiod_flags;
struct acpi_device;
/**
@@ -26,7 +26,8 @@ struct acpi_device;
*/
struct acpi_gpio_info {
bool gpioint;
- bool active_low;
+ int polarity;
+ int triggering;
};
/* gpio suffixes used for ACPI and device tree lookup */
@@ -47,6 +48,8 @@ struct gpio_desc *acpi_node_get_gpiod(struct fwnode_handle *fwnode,
struct acpi_gpio_info *info);
int acpi_gpio_count(struct device *dev, const char *con_id);
+
+bool acpi_can_fallback_to_crs(struct acpi_device *adev, const char *con_id);
#else
static inline void acpi_gpiochip_add(struct gpio_chip *chip) { }
static inline void acpi_gpiochip_remove(struct gpio_chip *chip) { }
@@ -73,6 +76,12 @@ static inline int acpi_gpio_count(struct device *dev, const char *con_id)
{
return -ENODEV;
}
+
+static inline bool acpi_can_fallback_to_crs(struct acpi_device *adev,
+ const char *con_id)
+{
+ return false;
+}
#endif
struct gpio_desc *of_get_named_gpiod_flags(struct device_node *np,