HID: move zeroplus FF processing

Signed-off-by: Jiri Slaby <[e-mail]>
Signed-off-by: Jiri Kosina <[e-mail]>

drivers/hid/Kconfig

···
 	  Say Y here if you have a THRUSTMASTER FireStore Dual Power 2 or
 	  a THRUSTMASTER Ferrari GT Rumble Force or Force Feedback Wheel.
 
+config ZEROPLUS_FF
+	tristate "Zeroplus based game controller support"
+	default m
+	depends on USB_HID
+	select INPUT_FF_MEMLESS
+	help
+	  Say Y here if you have a Zeroplus based game controller.
+
 endmenu
 
 endif # HID_SUPPORT

drivers/hid/Makefile

···
 obj-$(CONFIG_HID_SONY)		+= hid-sony.o
 obj-$(CONFIG_HID_SUNPLUS)	+= hid-sunplus.o
 obj-$(CONFIG_THRUSTMASTER_FF)	+= hid-tmff.o
+obj-$(CONFIG_ZEROPLUS_FF)	+= hid-zpff.o
 
 obj-$(CONFIG_USB_HID)		+= usbhid/
 obj-$(CONFIG_USB_MOUSE)		+= usbhid/

drivers/hid/hid-core.c

···
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
 	{ }
 };
 

drivers/hid/hid-dummy.c

···
 #ifdef CONFIG_THRUSTMASTER_FF_MODULE
 	HID_COMPAT_CALL_DRIVER(thrustmaster);
 #endif
+#ifdef CONFIG_ZEROPLUS_FF_MODULE
+	HID_COMPAT_CALL_DRIVER(zeroplus);
+#endif
 
 	return -EIO;
 }

drivers/hid/hid-ids.h

···
 #define USB_VENDOR_ID_YEALINK		0x6993
 #define USB_DEVICE_ID_YEALINK_P1K_P4K_B2K	0xb001
 
+#define USB_VENDOR_ID_ZEROPLUS		0x0c12
+
 #define USB_VENDOR_ID_KYE		0x0458
 #define USB_DEVICE_ID_KYE_GPEN_560	0x5003
 

drivers/hid/usbhid/Kconfig

···
 	  feedback for it. Microsoft Sidewinder Force Feedback 2 is one of such
 	  devices.
 
-config ZEROPLUS_FF
-	bool "Zeroplus based game controller support"
-	depends on HID_FF
-	select INPUT_FF_MEMLESS if USB_HID
-	help
-	  Say Y here if you have a Zeroplus based game controller and want to
-	  enable force feedback for it.
-
 config USB_HIDDEV
 	bool "/dev/hiddev raw HID device support"
 	depends on USB_HID

drivers/hid/usbhid/Makefile

···
 ifeq ($(CONFIG_HID_PID),y)
 	usbhid-objs	+= hid-pidff.o
 endif
-ifeq ($(CONFIG_ZEROPLUS_FF),y)
-	usbhid-objs	+= hid-zpff.o
-endif
 ifeq ($(CONFIG_HID_FF),y)
 	usbhid-objs	+= hid-ff.o
 endif

drivers/hid/usbhid/hid-ff.c

···
  * be a PID device
  */
 static struct hid_ff_initializer inits[] = {
-#ifdef CONFIG_ZEROPLUS_FF
-	{ 0xc12, 0x0005, hid_zpff_init },
-	{ 0xc12, 0x0030, hid_zpff_init },
-#endif
 	{ 0,	 0,	 hid_pidff_init}  /* Matches anything */
 };
 

drivers/hid/usbhid/hid-zpff.c drivers/hid/hid-zpff.c

···
  */
 
 
+#include <linux/hid.h>
 #include <linux/input.h>
 #include <linux/usb.h>
-#include <linux/hid.h>
-#include "usbhid.h"
+
+#include "hid-ids.h"
+
+#include "usbhid/usbhid.h"
 
 struct zpff_device {
 	struct hid_report *report;
 };
 
-static int hid_zpff_play(struct input_dev *dev, void *data,
+static int zpff_play(struct input_dev *dev, void *data,
 			 struct ff_effect *effect)
 {
 	struct hid_device *hid = input_get_drvdata(dev);
···
 	return 0;
 }
 
-int hid_zpff_init(struct hid_device *hid)
+static int zpff_init(struct hid_device *hid)
 {
 	struct zpff_device *zpff;
 	struct hid_report *report;
···
 
 	set_bit(FF_RUMBLE, dev->ffbit);
 
-	error = input_ff_create_memless(dev, zpff, hid_zpff_play);
+	error = input_ff_create_memless(dev, zpff, zpff_play);
 	if (error) {
 		kfree(zpff);
 		return error;
···
 
 	return 0;
 }
+
+static int zp_probe(struct hid_device *hdev, const struct hid_device_id *id)
+{
+	int ret;
+
+	ret = hid_parse(hdev);
+	if (ret) {
+		dev_err(&hdev->dev, "parse failed\n");
+		goto err;
+	}
+
+	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
+	if (ret) {
+		dev_err(&hdev->dev, "hw start failed\n");
+		goto err;
+	}
+
+	zpff_init(hdev);
+
+	return 0;
+err:
+	return ret;
+}
+
+static const struct hid_device_id zp_devices[] = {
+	{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
+	{ }
+};
+MODULE_DEVICE_TABLE(hid, zp_devices);
+
+static struct hid_driver zp_driver = {
+	.name = "zeroplus",
+	.id_table = zp_devices,
+	.probe = zp_probe,
+};
+
+static int zp_init(void)
+{
+	return hid_register_driver(&zp_driver);
+}
+
+static void zp_exit(void)
+{
+	hid_unregister_driver(&zp_driver);
+}
+
+module_init(zp_init);
+module_exit(zp_exit);
+MODULE_LICENSE("GPL");
+
+HID_COMPAT_LOAD_DRIVER(zeroplus);

include/linux/hid.h

···
 #ifdef CONFIG_HID_FF
 int hid_ff_init(struct hid_device *hid);
 
-int hid_zpff_init(struct hid_device *hid);
 #ifdef CONFIG_HID_PID
 int hid_pidff_init(struct hid_device *hid);
 #else