Input: speed up suspend/shutdown for PS/2 mice and keyboards

Instead of doing full-blown reset while suspending or shutting down
the box use lighter form of reset that should take less time.

Tested-by: Alan Stern <stern@rowland.harvard.edu>
Tested-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

2 files changed, 7 insertions, 3 deletions

diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index a3573570c52f..1f5e2ce327d6 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -134,7 +134,8 @@ static const unsigned short atkbd_unxlate_table[128] = {
 #define ATKBD_CMD_GETID         0x02f2
 #define ATKBD_CMD_SETREP        0x10f3
 #define ATKBD_CMD_ENABLE        0x00f4
-#define ATKBD_CMD_RESET_DIS     0x00f5
+#define ATKBD_CMD_RESET_DIS     0x00f5  /* Reset to defaults and disable */
+#define ATKBD_CMD_RESET_DEF     0x00f6  /* Reset to defaults */
 #define ATKBD_CMD_SETALL_MBR    0x00fa
 #define ATKBD_CMD_RESET_BAT     0x02ff
 #define ATKBD_CMD_RESEND        0x00fe
@@ -836,7 +837,7 @@ static void atkbd_cleanup(struct serio *serio)
         struct atkbd *atkbd = serio_get_drvdata(serio);
 
         atkbd_disable(atkbd);
-        ps2_command(&atkbd->ps2dev, NULL, ATKBD_CMD_RESET_BAT);
+        ps2_command(&atkbd->ps2dev, NULL, ATKBD_CMD_RESET_DEF);
 }
 
 
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index fd0bc094616a..401ac6b6edd4 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -1137,7 +1137,10 @@ static void psmouse_cleanup(struct serio *serio)
         if (psmouse->cleanup)
                 psmouse->cleanup(psmouse);
 
-        psmouse_reset(psmouse);
+/*
+ * Reset the mouse to defaults (bare PS/2 protocol).
+ */
+        ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_RESET_DIS);
 
 /*
  * Some boxes, such as HP nx7400, get terribly confused if mouse