[PATCH] hwmon: applesmc: switch to using input device polling mode

[Dmitry Torokhov]

Now that instances of input_dev support polling mode natively,
we no longer need to create input_polled_dev instance.

Signed-off-by: Dmitry Torokhov <dmitry.torok...@gmail.com>
---
 drivers/hwmon/Kconfig    |  1 -
 drivers/hwmon/applesmc.c | 38 ++++++++++++++++++--------------------
 2 files changed, 18 insertions(+), 21 deletions(-)

diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 650dd71f9724..c5adca9cd465 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -299,7 +299,6 @@ config SENSORS_APPLESMC
        depends on INPUT && X86
        select NEW_LEDS
        select LEDS_CLASS
-       select INPUT_POLLDEV
        help
          This driver provides support for the Apple System Management
          Controller, which provides an accelerometer (Apple Sudden Motion
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index 183ff3d25129..ec93b8d673f5 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -19,7 +19,7 @@
 
 #include <linux/delay.h>
 #include <linux/platform_device.h>
-#include <linux/input-polldev.h>
+#include <linux/input.h>
 #include <linux/kernel.h>
 #include <linux/slab.h>
 #include <linux/module.h>
@@ -140,7 +140,7 @@ static s16 rest_y;
 static u8 backlight_state[2];
 
 static struct device *hwmon_dev;
-static struct input_polled_dev *applesmc_idev;
+static struct input_dev *applesmc_idev;
 
 /*
  * Last index written to key_at_index sysfs file, and value to use for all 
other
@@ -681,9 +681,8 @@ static void applesmc_calibrate(void)
        rest_x = -rest_x;
 }
 
-static void applesmc_idev_poll(struct input_polled_dev *dev)
+static void applesmc_idev_poll(struct input_dev *idev)
 {
-       struct input_dev *idev = dev->input;
        s16 x, y;
 
        if (applesmc_read_s16(MOTION_SENSOR_X_KEY, &x))
@@ -1134,7 +1133,6 @@ static int applesmc_create_nodes(struct 
applesmc_node_group *groups, int num)
 /* Create accelerometer resources */
 static int applesmc_create_accelerometer(void)
 {
-       struct input_dev *idev;
        int ret;
 
        if (!smcreg.has_accelerometer)
@@ -1144,37 +1142,38 @@ static int applesmc_create_accelerometer(void)
        if (ret)
                goto out;
 
-       applesmc_idev = input_allocate_polled_device();
+       applesmc_idev = input_allocate_device();
        if (!applesmc_idev) {
                ret = -ENOMEM;
                goto out_sysfs;
        }
 
-       applesmc_idev->poll = applesmc_idev_poll;
-       applesmc_idev->poll_interval = APPLESMC_POLL_INTERVAL;
-
        /* initial calibrate for the input device */
        applesmc_calibrate();
 
        /* initialize the input device */
-       idev = applesmc_idev->input;
-       idev->name = "applesmc";
-       idev->id.bustype = BUS_HOST;
-       idev->dev.parent = &pdev->dev;
-       idev->evbit[0] = BIT_MASK(EV_ABS);
-       input_set_abs_params(idev, ABS_X,
+       applesmc_idev->name = "applesmc";
+       applesmc_idev->id.bustype = BUS_HOST;
+       applesmc_idev->dev.parent = &pdev->dev;
+       input_set_abs_params(applesmc_idev, ABS_X,
                        -256, 256, APPLESMC_INPUT_FUZZ, APPLESMC_INPUT_FLAT);
-       input_set_abs_params(idev, ABS_Y,
+       input_set_abs_params(applesmc_idev, ABS_Y,
                        -256, 256, APPLESMC_INPUT_FUZZ, APPLESMC_INPUT_FLAT);
 
-       ret = input_register_polled_device(applesmc_idev);
+       ret = input_setup_polling(applesmc_idev, applesmc_idev_poll);
+       if (ret)
+               goto out_idev;
+
+       input_set_poll_interval(applesmc_idev, APPLESMC_POLL_INTERVAL);
+
+       ret = input_register_device(applesmc_idev);
        if (ret)
                goto out_idev;
 
        return 0;
 
 out_idev:
-       input_free_polled_device(applesmc_idev);
+       input_free_device(applesmc_idev);
 
 out_sysfs:
        applesmc_destroy_nodes(accelerometer_group);
@@ -1189,8 +1188,7 @@ static void applesmc_release_accelerometer(void)
 {
        if (!smcreg.has_accelerometer)
                return;
-       input_unregister_polled_device(applesmc_idev);
-       input_free_polled_device(applesmc_idev);
+       input_unregister_device(applesmc_idev);
        applesmc_destroy_nodes(accelerometer_group);
 }
 
-- 
2.23.0.444.g18eeb5a265-goog


-- 
Dmitry