From mboxrd@z Thu Jan 1 00:00:00 1970 From: John DeSilva Subject: [PATCH] HID: Add Holtek USB ID 04d9:a0c2 ETEKCITY Scroll Date: Thu, 4 Sep 2014 21:08:05 -0400 Message-ID: <1409879285-15816-1-git-send-email-desilvjo@umich.edu> Return-path: Received: from mail-ig0-f170.google.com ([209.85.213.170]:33167 "EHLO mail-ig0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754184AbaIEBJE (ORCPT ); Thu, 4 Sep 2014 21:09:04 -0400 Received: by mail-ig0-f170.google.com with SMTP id h3so19152igd.3 for ; Thu, 04 Sep 2014 18:09:02 -0700 (PDT) Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: jkosina@suse.cz Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, John DeSilva The report descriptor for the HOLTEK USB ID 04d9:a0c2 (ETEKCITY Scroll T-140 Gaming Mouse) is set to a very large amount of consumer usages (2^16), exceeding HID_MAX_USAGES. Added id, bindings and comments for the mouse, and reduced the usage and logical maximums to 0x2fff, consistent with the other mice in the category. Tested on the hardware. Signed-off-by: John C. DeSilva --- drivers/hid/hid-holtek-mouse.c | 4 ++++ drivers/hid/hid-ids.h | 1 + 2 files changed, 5 insertions(+) diff --git a/drivers/hid/hid-holtek-mouse.c b/drivers/hid/hid-holtek-mouse.c index d60fbd0..78b3a0c 100644 --- a/drivers/hid/hid-holtek-mouse.c +++ b/drivers/hid/hid-holtek-mouse.c @@ -29,6 +29,7 @@ * and Zalman ZM-GM1 * - USB ID 04d9:a081, sold as SHARKOON DarkGlider Gaming mouse * - USB ID 04d9:a072, sold as LEETGION Hellion Gaming Mouse + * - USB ID 04d9:a0c2, sold as ETEKCITY Scroll T-140 Gaming Mouse */ static __u8 *holtek_mouse_report_fixup(struct hid_device *hdev, __u8 *rdesc, @@ -42,6 +43,7 @@ static __u8 *holtek_mouse_report_fixup(struct hid_device *hdev, __u8 *rdesc, switch (hdev->product) { case USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067: case USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072: + case USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2: if (*rsize >= 122 && rdesc[115] == 0xff && rdesc[116] == 0x7f && rdesc[120] == 0xff && rdesc[121] == 0x7f) { hid_info(hdev, "Fixing up report descriptor\n"); @@ -74,6 +76,8 @@ static const struct hid_device_id holtek_mouse_devices[] = { USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) }, { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) }, + { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, + USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) }, { } }; MODULE_DEVICE_TABLE(hid, holtek_mouse_devices); diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 25cd674..c7b36ad 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -479,6 +479,7 @@ #define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070 0xa070 #define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072 0xa072 #define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081 0xa081 +#define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2 0xa0c2 #define USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD_A096 0xa096 #define USB_VENDOR_ID_IMATION 0x0718 -- 1.8.5.5