HID: vivaldi: Minor cleanups

Perform some minor cleanups on this driver. Include header files for
struct definitions that are used, drop a forward declaration that isn't
useful, and mark a sysfs attribute static as it isn't used outside this
file.

Cc: Sean O'Brien <seobrien@chromium.org>
Cc: Ting Shen <phoenixshen@chromium.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/hid-vivaldi.c b/drivers/hid/hid-vivaldi.c
index 576518e704ee6426484ee6aa9687992af7c5608a..efa6140915f4416182dfd9686c79ed3178f802be 100644 (file)
--- a/drivers/hid/hid-vivaldi.c
+++ b/drivers/hid/hid-vivaldi.c
@@ -6,16 +6,17 @@
  * Author: Sean O'Brien <seobrien@chromium.org>
  */
 
+#include <linux/device.h>
 #include <linux/hid.h>
+#include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/sysfs.h>
 
 #define MIN_FN_ROW_KEY 1
 #define MAX_FN_ROW_KEY 24
 #define HID_VD_FN_ROW_PHYSMAP 0x00000001
 #define HID_USAGE_FN_ROW_PHYSMAP (HID_UP_GOOGLEVENDOR | HID_VD_FN_ROW_PHYSMAP)
 
-static struct hid_driver hid_vivaldi;
-
 struct vivaldi_data {
        u32 function_row_physmap[MAX_FN_ROW_KEY - MIN_FN_ROW_KEY + 1];
        int max_function_row_key;
@@ -40,7 +41,7 @@ static ssize_t function_row_physmap_show(struct device *dev,
        return size;
 }
 
-DEVICE_ATTR_RO(function_row_physmap);
+static DEVICE_ATTR_RO(function_row_physmap);
 static struct attribute *sysfs_attrs[] = {
        &dev_attr_function_row_physmap.attr,
        NULL