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path: root/drivers/gpio/gpiolib-acpi.c
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Diffstat (limited to 'drivers/gpio/gpiolib-acpi.c')
-rw-r--r--drivers/gpio/gpiolib-acpi.c36
1 files changed, 24 insertions, 12 deletions
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 31ae0adbb295..97496c0f9133 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -7,17 +7,19 @@
* Mika Westerberg <mika.westerberg@linux.intel.com>
*/
+#include <linux/acpi.h>
#include <linux/dmi.h>
#include <linux/errno.h>
-#include <linux/gpio/consumer.h>
-#include <linux/gpio/driver.h>
-#include <linux/gpio/machine.h>
#include <linux/export.h>
-#include <linux/acpi.h>
#include <linux/interrupt.h>
+#include <linux/irq.h>
#include <linux/mutex.h>
#include <linux/pinctrl/pinctrl.h>
+#include <linux/gpio/consumer.h>
+#include <linux/gpio/driver.h>
+#include <linux/gpio/machine.h>
+
#include "gpiolib.h"
#include "gpiolib-acpi.h"
@@ -126,7 +128,7 @@ static bool acpi_gpio_deferred_req_irqs_done;
static int acpi_gpiochip_find(struct gpio_chip *gc, void *data)
{
- return gc->parent && device_match_acpi_handle(gc->parent, data);
+ return ACPI_HANDLE_FWNODE(gc->fwnode) == data;
}
/**
@@ -646,7 +648,7 @@ static bool acpi_get_driver_gpio_data(struct acpi_device *adev,
{
const struct acpi_gpio_mapping *gm;
- if (!adev->driver_gpios)
+ if (!adev || !adev->driver_gpios)
return false;
for (gm = adev->driver_gpios; gm->name; gm++)
@@ -840,13 +842,10 @@ static int acpi_gpio_property_lookup(struct fwnode_handle *fwnode,
ret = __acpi_node_get_property_reference(fwnode, propname, index, 3,
&args);
if (ret) {
- struct acpi_device *adev = to_acpi_device_node(fwnode);
+ struct acpi_device *adev;
- if (!adev)
- return ret;
-
- if (!acpi_get_driver_gpio_data(adev, propname, index, &args,
- &quirks))
+ adev = to_acpi_device_node(fwnode);
+ if (!acpi_get_driver_gpio_data(adev, propname, index, &args, &quirks))
return ret;
}
/*
@@ -1624,6 +1623,19 @@ static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = {
* https://gitlab.freedesktop.org/drm/amd/-/issues/1722#note_1720627
*/
.matches = {
+ DMI_MATCH(DMI_BOARD_NAME, "NL5xNU"),
+ },
+ .driver_data = &(struct acpi_gpiolib_dmi_quirk) {
+ .ignore_wake = "ELAN0415:00@9",
+ },
+ },
+ {
+ /*
+ * Spurious wakeups from TP_ATTN# pin
+ * Found in BIOS 1.7.8
+ * https://gitlab.freedesktop.org/drm/amd/-/issues/1722#note_1720627
+ */
+ .matches = {
DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"),
},
.driver_data = &(struct acpi_gpiolib_dmi_quirk) {