X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=drivers%2Fhid%2Fhid-lg.c;h=b629fba5a05757c5743fc9cfa06d69280b3173ef;hb=d8692ac012104ebffb343c0bcb4a2b8642c821a6;hp=8989f151e0d7ed488ffd863e9b3d6c6233bcde36;hpb=32c88cbc3080f43c429f6456aa9cd845e37f3778;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c
index 8989f151e0d7..b629fba5a057 100644
--- a/drivers/hid/hid-lg.c
+++ b/drivers/hid/hid-lg.c
@@ -7,6 +7,7 @@
  *  Copyright (c) 2006-2007 Jiri Kosina
  *  Copyright (c) 2007 Paul Walmsley
  *  Copyright (c) 2008 Jiri Slaby
+ *  Copyright (c) 2010 Hendrik Iben
  */
 
 /*
@@ -45,27 +46,26 @@
  * above the logical maximum described in descriptor. This extends
  * the original value of 0x28c of logical maximum to 0x104d
  */
-static void lg_report_fixup(struct hid_device *hdev, __u8 *rdesc,
-		unsigned int rsize)
+static __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+		unsigned int *rsize)
 {
 	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
 
-	if ((quirks & LG_RDESC) && rsize >= 90 && rdesc[83] == 0x26 &&
+	if ((quirks & LG_RDESC) && *rsize >= 90 && rdesc[83] == 0x26 &&
 			rdesc[84] == 0x8c && rdesc[85] == 0x02) {
 		dev_info(&hdev->dev, "fixing up Logitech keyboard report "
 				"descriptor\n");
 		rdesc[84] = rdesc[89] = 0x4d;
 		rdesc[85] = rdesc[90] = 0x10;
 	}
-	if ((quirks & LG_RDESC_REL_ABS) && rsize >= 50 &&
+	if ((quirks & LG_RDESC_REL_ABS) && *rsize >= 50 &&
 			rdesc[32] == 0x81 && rdesc[33] == 0x06 &&
 			rdesc[49] == 0x81 && rdesc[50] == 0x06) {
 		dev_info(&hdev->dev, "fixing up rel/abs in Logitech "
 				"report descriptor\n");
 		rdesc[33] = rdesc[50] = 0x02;
 	}
-
-	if ((quirks & LG_FF4) && rsize >= 101 &&
+	if ((quirks & LG_FF4) && *rsize >= 101 &&
 			rdesc[41] == 0x95 && rdesc[42] == 0x0B &&
 			rdesc[47] == 0x05 && rdesc[48] == 0x09) {
 		dev_info(&hdev->dev, "fixing up Logitech Speed Force Wireless "
@@ -75,6 +75,7 @@ static void lg_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 		rdesc[47] = 0x95;
 		rdesc[48] = 0x0B;
 	}
+	return rdesc;
 }
 
 #define lg_map_key_clear(c)	hid_map_usage_clear(hi, usage, bit, max, \
@@ -361,6 +362,8 @@ static const struct hid_device_id lg_devices[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL),
 		.driver_data = LG_NOGET | LG_FF },
 
+	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD),
+		.driver_data = LG_FF2 },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD),
 		.driver_data = LG_FF },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2),