From d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:45:28 +0000
Subject: [PATCH] add boot partition size
---
kernel/drivers/input/joydev.c | 32 ++++++++++++++++++++++++--------
1 files changed, 24 insertions(+), 8 deletions(-)
diff --git a/kernel/drivers/input/joydev.c b/kernel/drivers/input/joydev.c
index 9123799..675fcd0 100644
--- a/kernel/drivers/input/joydev.c
+++ b/kernel/drivers/input/joydev.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Joystick device driver for the input driver suite.
*
* Copyright (c) 1999-2002 Vojtech Pavlik
* Copyright (c) 1999 Colin Van Dyke
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -279,7 +275,7 @@
goto err_free_client;
file->private_data = client;
- nonseekable_open(inode, file);
+ stream_open(inode, file);
return 0;
@@ -815,6 +811,7 @@
static bool joydev_dev_is_absolute_mouse(struct input_dev *dev)
{
DECLARE_BITMAP(jd_scratch, KEY_CNT);
+ bool ev_match = false;
BUILD_BUG_ON(ABS_CNT > KEY_CNT || EV_CNT > KEY_CNT);
@@ -833,17 +830,36 @@
* considered to be an absolute mouse if the following is
* true:
*
- * 1) Event types are exactly EV_ABS, EV_KEY and EV_SYN.
+ * 1) Event types are exactly
+ * EV_ABS, EV_KEY and EV_SYN
+ * or
+ * EV_ABS, EV_KEY, EV_SYN and EV_MSC
+ * or
+ * EV_ABS, EV_KEY, EV_SYN, EV_MSC and EV_REL.
* 2) Absolute events are exactly ABS_X and ABS_Y.
* 3) Keys are exactly BTN_LEFT, BTN_RIGHT and BTN_MIDDLE.
* 4) Device is not on "Amiga" bus.
*/
bitmap_zero(jd_scratch, EV_CNT);
+ /* VMware VMMouse, HP ILO2 */
__set_bit(EV_ABS, jd_scratch);
__set_bit(EV_KEY, jd_scratch);
__set_bit(EV_SYN, jd_scratch);
- if (!bitmap_equal(jd_scratch, dev->evbit, EV_CNT))
+ if (bitmap_equal(jd_scratch, dev->evbit, EV_CNT))
+ ev_match = true;
+
+ /* HP ILO2, AMI BMC firmware */
+ __set_bit(EV_MSC, jd_scratch);
+ if (bitmap_equal(jd_scratch, dev->evbit, EV_CNT))
+ ev_match = true;
+
+ /* VMware Virtual USB Mouse, QEMU USB Tablet, ATEN BMC firmware */
+ __set_bit(EV_REL, jd_scratch);
+ if (bitmap_equal(jd_scratch, dev->evbit, EV_CNT))
+ ev_match = true;
+
+ if (!ev_match)
return false;
bitmap_zero(jd_scratch, ABS_CNT);
--
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