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authorArchana Patni <archana.patni@intel.com>2017-02-01 17:22:03 +0100
committerLee Jones <lee.jones@linaro.org>2017-04-27 09:25:03 +0100
commite04653a9dcf4d98defe2149c885382e5cc72082f (patch)
treeb897a9dee0fe25d381ae806692aad874c6114634 /include/linux/mfd
parentMerge branches 'ib-mfd-gpio-4.12', 'ib-mfd-iio-input-4.12', 'ib-mfd-input-4.12', 'ib-mfd-leds-4.12', 'ib-mfd-phy-4.12' and 'ib-mfd-pinctrl-samsung-4.12' into ibs-for-mfd-merged (diff)
downloadlinux-dev-e04653a9dcf4d98defe2149c885382e5cc72082f.tar.xz
linux-dev-e04653a9dcf4d98defe2149c885382e5cc72082f.zip
mfd: cros_ec: Add ACPI GPE handler for LID0 devices
This patch installs an ACPI GPE handler for LID0 ACPI device to indicate ACPI core that this GPE should stay enabled for lid to work in suspend to idle path. Signed-off-by: Archana Patni <archana.patni@intel.com> Signed-off-by: Thierry Escande <thierry.escande@collabora.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'include/linux/mfd')
-rw-r--r--include/linux/mfd/cros_ec.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h
index 7a01c94496f1..b3d04de684d4 100644
--- a/include/linux/mfd/cros_ec.h
+++ b/include/linux/mfd/cros_ec.h
@@ -304,4 +304,22 @@ extern struct attribute_group cros_ec_attr_group;
extern struct attribute_group cros_ec_lightbar_attr_group;
extern struct attribute_group cros_ec_vbc_attr_group;
+/* ACPI GPE handler */
+#ifdef CONFIG_ACPI
+
+int cros_ec_acpi_install_gpe_handler(struct device *dev);
+void cros_ec_acpi_remove_gpe_handler(void);
+void cros_ec_acpi_clear_gpe(void);
+
+#else /* CONFIG_ACPI */
+
+static inline int cros_ec_acpi_install_gpe_handler(struct device *dev)
+{
+ return -ENODEV;
+}
+static inline void cros_ec_acpi_remove_gpe_handler(void) {}
+static inline void cros_ec_acpi_clear_gpe(void) {}
+
+#endif /* CONFIG_ACPI */
+
#endif /* __LINUX_MFD_CROS_EC_H */