Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

Dmitry writes:
  "Input updates for v4.19-rc5

   Just a few driver fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: uinput - allow for max == min during input_absinfo validation
  Input: elantech - enable middle button of touchpad on ThinkPad P72
  Input: atakbd - fix Atari CapsLock behaviour
  Input: atakbd - fix Atari keymap
  Input: egalax_ts - add system wakeup support
  Input: gpio-keys - fix a documentation index issue

4 files changed, 37 insertions, 47 deletions

diff --git a/drivers/input/keyboard/atakbd.c b/drivers/input/keyboard/atakbd.c
index 6f62da2909ec..6caee807cafa 100644
--- a/drivers/input/keyboard/atakbd.c
+++ b/drivers/input/keyboard/atakbd.c
@@ -75,8 +75,7 @@ MODULE_LICENSE("GPL");
  */
 
 
-static unsigned char atakbd_keycode[0x72] = {   /* American layout */
-        [0]      = KEY_GRAVE,
+static unsigned char atakbd_keycode[0x73] = {   /* American layout */
         [1]      = KEY_ESC,
         [2]      = KEY_1,
         [3]      = KEY_2,
@@ -117,9 +116,9 @@ static unsigned char atakbd_keycode[0x72] = {	/* American layout */
         [38]     = KEY_L,
         [39]     = KEY_SEMICOLON,
         [40]     = KEY_APOSTROPHE,
-        [41]     = KEY_BACKSLASH,       /* FIXME, '#' */
+        [41]     = KEY_GRAVE,
         [42]     = KEY_LEFTSHIFT,
-        [43]     = KEY_GRAVE,           /* FIXME: '~' */
+        [43]     = KEY_BACKSLASH,
         [44]     = KEY_Z,
         [45]     = KEY_X,
         [46]     = KEY_C,
@@ -145,45 +144,34 @@ static unsigned char atakbd_keycode[0x72] = {	/* American layout */
         [66]     = KEY_F8,
         [67]     = KEY_F9,
         [68]     = KEY_F10,
-        [69]     = KEY_ESC,
-        [70]     = KEY_DELETE,
-        [71]     = KEY_KP7,
-        [72]     = KEY_KP8,
-        [73]     = KEY_KP9,
+        [71]     = KEY_HOME,
+        [72]     = KEY_UP,
         [74]     = KEY_KPMINUS,
-        [75]     = KEY_KP4,
-        [76]     = KEY_KP5,
-        [77]     = KEY_KP6,
+        [75]     = KEY_LEFT,
+        [77]     = KEY_RIGHT,
         [78]     = KEY_KPPLUS,
-        [79]     = KEY_KP1,
-        [80]     = KEY_KP2,
-        [81]     = KEY_KP3,
-        [82]     = KEY_KP0,
-        [83]     = KEY_KPDOT,
-        [90]     = KEY_KPLEFTPAREN,
-        [91]     = KEY_KPRIGHTPAREN,
-        [92]     = KEY_KPASTERISK,      /* FIXME */
-        [93]     = KEY_KPASTERISK,
-        [94]     = KEY_KPPLUS,
-        [95]     = KEY_HELP,
+        [80]     = KEY_DOWN,
+        [82]     = KEY_INSERT,
+        [83]     = KEY_DELETE,
         [96]     = KEY_102ND,
-        [97]     = KEY_KPASTERISK,      /* FIXME */
-        [98]     = KEY_KPSLASH,
+        [97]     = KEY_UNDO,
+        [98]     = KEY_HELP,
         [99]     = KEY_KPLEFTPAREN,
         [100]    = KEY_KPRIGHTPAREN,
         [101]    = KEY_KPSLASH,
         [102]    = KEY_KPASTERISK,
-        [103]    = KEY_UP,
-        [104]    = KEY_KPASTERISK,      /* FIXME */
-        [105]    = KEY_LEFT,
-        [106]    = KEY_RIGHT,
-        [107]    = KEY_KPASTERISK,      /* FIXME */
-        [108]    = KEY_DOWN,
-        [109]    = KEY_KPASTERISK,      /* FIXME */
-        [110]    = KEY_KPASTERISK,      /* FIXME */
-        [111]    = KEY_KPASTERISK,      /* FIXME */
-        [112]    = KEY_KPASTERISK,      /* FIXME */
-        [113]    = KEY_KPASTERISK       /* FIXME */
+        [103]    = KEY_KP7,
+        [104]    = KEY_KP8,
+        [105]    = KEY_KP9,
+        [106]    = KEY_KP4,
+        [107]    = KEY_KP5,
+        [108]    = KEY_KP6,
+        [109]    = KEY_KP1,
+        [110]    = KEY_KP2,
+        [111]    = KEY_KP3,
+        [112]    = KEY_KP0,
+        [113]    = KEY_KPDOT,
+        [114]    = KEY_KPENTER,
 };
 
 static struct input_dev *atakbd_dev;
@@ -191,21 +179,15 @@ static struct input_dev *atakbd_dev;
 static void atakbd_interrupt(unsigned char scancode, char down)
 {
 
-        if (scancode < 0x72) {          /* scancodes < 0xf2 are keys */
+        if (scancode < 0x73) {          /* scancodes < 0xf3 are keys */
 
                 // report raw events here?
 
                 scancode = atakbd_keycode[scancode];
 
-                if (scancode == KEY_CAPSLOCK) { /* CapsLock is a toggle switch key on Amiga */
-                        input_report_key(atakbd_dev, scancode, 1);
-                        input_report_key(atakbd_dev, scancode, 0);
-                        input_sync(atakbd_dev);
-                } else {
-                        input_report_key(atakbd_dev, scancode, down);
-                        input_sync(atakbd_dev);
-                }
-        } else                          /* scancodes >= 0xf2 are mouse data, most likely */
+                input_report_key(atakbd_dev, scancode, down);
+                input_sync(atakbd_dev);
+        } else                          /* scancodes >= 0xf3 are mouse data, most likely */
                 printk(KERN_INFO "atakbd: unhandled scancode %x\n", scancode);
 
         return;
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index 96a887f33698..eb14ddf69346 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -410,7 +410,7 @@ static int uinput_validate_absinfo(struct input_dev *dev, unsigned int code,
         min = abs->minimum;
         max = abs->maximum;
 
-        if ((min != 0 || max != 0) && max <= min) {
+        if ((min != 0 || max != 0) && max < min) {
                 printk(KERN_DEBUG
                        "%s: invalid abs[%02x] min:%d max:%d\n",
                        UINPUT_NAME, code, min, max);
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 44f57cf6675b..2d95e8d93cc7 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -1178,6 +1178,8 @@ static const struct dmi_system_id elantech_dmi_has_middle_button[] = {
 static const char * const middle_button_pnp_ids[] = {
         "LEN2131", /* ThinkPad P52 w/ NFC */
         "LEN2132", /* ThinkPad P52 */
+        "LEN2133", /* ThinkPad P72 w/ NFC */
+        "LEN2134", /* ThinkPad P72 */
         NULL
 };
 
diff --git a/drivers/input/touchscreen/egalax_ts.c b/drivers/input/touchscreen/egalax_ts.c
index 80e69bb8283e..83ac8c128192 100644
--- a/drivers/input/touchscreen/egalax_ts.c
+++ b/drivers/input/touchscreen/egalax_ts.c
@@ -241,6 +241,9 @@ static int __maybe_unused egalax_ts_suspend(struct device *dev)
         struct i2c_client *client = to_i2c_client(dev);
         int ret;
 
+        if (device_may_wakeup(dev))
+                return enable_irq_wake(client->irq);
+
         ret = i2c_master_send(client, suspend_cmd, MAX_I2C_DATA_LEN);
         return ret > 0 ? 0 : ret;
 }
@@ -249,6 +252,9 @@ static int __maybe_unused egalax_ts_resume(struct device *dev)
 {
         struct i2c_client *client = to_i2c_client(dev);
 
+        if (device_may_wakeup(dev))
+                return disable_irq_wake(client->irq);
+
         return egalax_wake_up_device(client);
 }