HID: add feature_mapping callback

[firefly-linux-kernel-4.4.55.git] / include / linux / hid.h

diff --git a/include/linux/hid.h b/include/linux/hid.h
index bb0f56f5c01ef81c51808e7cd97fe9543567ae1e..96bd7920a01aa85a3b0c9bb50696c5c3378d52a5 100644 (file)
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -593,6 +593,7 @@ struct hid_usage_id {
  * @report_fixup: called before report descriptor parsing (NULL means nop)
  * @input_mapping: invoked on input registering before mapping an usage
  * @input_mapped: invoked on input registering after mapping an usage
+ * @feature_mapping: invoked on feature registering
  * @suspend: invoked on suspend (NULL means nop)
  * @resume: invoked on resume if device was not reset (NULL means nop)
  * @reset_resume: invoked on resume if device was reset (NULL means nop)
@@ -636,6 +637,9 @@ struct hid_driver {
        int (*input_mapped)(struct hid_device *hdev,
                        struct hid_input *hidinput, struct hid_field *field,
                        struct hid_usage *usage, unsigned long **bit, int *max);
+       void (*feature_mapping)(struct hid_device *hdev,
+                       struct hid_input *hidinput, struct hid_field *field,
+                       struct hid_usage *usage);
 #ifdef CONFIG_PM
        int (*suspend)(struct hid_device *hdev, pm_message_t message);
        int (*resume)(struct hid_device *hdev);