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-rw-r--r--include/linux/hid.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/hid.h b/include/linux/hid.h
index eaf8ab177303..1ea8c7a3570b 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -834,6 +834,7 @@ struct hid_driver {
* @output_report: send output report to device
* @idle: send idle request to device
* @may_wakeup: return if device may act as a wakeup source during system-suspend
+ * @max_buffer_size: over-ride maximum data buffer size (default: HID_MAX_BUFFER_SIZE)
*/
struct hid_ll_driver {
int (*start)(struct hid_device *hdev);
@@ -859,6 +860,8 @@ struct hid_ll_driver {
int (*idle)(struct hid_device *hdev, int report, int idle, int reqtype);
bool (*may_wakeup)(struct hid_device *hdev);
+
+ unsigned int max_buffer_size;
};
extern bool hid_is_usb(const struct hid_device *hdev);