Input: remove input_polled_dev implementation

Now that normal input devices support polling mode, and all users of
input_polled_dev API have been converted, we can remove it.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Documentation/driver-api/input.rst

@@ -25,15 +25,6 @@ Multitouch Library
 .. kernel-doc:: drivers/input/input-mt.c
    :export:
 
-Polled input devices
---------------------
-
-.. kernel-doc:: include/linux/input-polldev.h
-   :internal:
-
-.. kernel-doc:: drivers/input/input-polldev.c
-   :export:
-
 Matrix keyboards/keypads
 ------------------------
 

drivers/input/Kconfig

@@ -52,19 +52,6 @@ config INPUT_FF_MEMLESS
 	  To compile this driver as a module, choose M here: the
 	  module will be called ff-memless.
 
-config INPUT_POLLDEV
-	tristate "Polled input device skeleton"
-	help
-	  Say Y here if you are using a driver for an input
-	  device that periodically polls hardware state. This
-	  option is only useful for out-of-tree drivers since
-	  in-tree drivers select it automatically.
-
-	  If unsure, say N.
-
-	  To compile this driver as a module, choose M here: the
-	  module will be called input-polldev.
-
 config INPUT_SPARSEKMAP
 	tristate "Sparse keymap support library"
 	help

drivers/input/Makefile

@@ -9,7 +9,6 @@ obj-$(CONFIG_INPUT)		+= input-core.o
 input-core-y := input.o input-compat.o input-mt.o input-poller.o ff-core.o
 
 obj-$(CONFIG_INPUT_FF_MEMLESS)	+= ff-memless.o
-obj-$(CONFIG_INPUT_POLLDEV)	+= input-polldev.o
 obj-$(CONFIG_INPUT_SPARSEKMAP)	+= sparse-keymap.o
 obj-$(CONFIG_INPUT_MATRIXKMAP)	+= matrix-keymap.o