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Diffstat (limited to 'include/linux/hid.h')
-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 3b0ad4479725..e709a4cf8999 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -737,6 +737,7 @@ struct hid_driver {
* @raw_request: send raw report request to device (e.g. feature report)
* @output_report: send output report to device
* @idle: send idle request to device
+ * @max_buffer_size: over-ride maximum data buffer size (default: HID_MAX_BUFFER_SIZE)
*/
struct hid_ll_driver {
int (*start)(struct hid_device *hdev);
@@ -761,6 +762,8 @@ struct hid_ll_driver {
int (*output_report) (struct hid_device *hdev, __u8 *buf, size_t len);
int (*idle)(struct hid_device *hdev, int report, int idle, int reqtype);
+
+ unsigned int max_buffer_size;
};
extern struct hid_ll_driver i2c_hid_ll_driver;