Commit 944536c2 authored by Sandeep C S's avatar Sandeep C S Committed by Jiri Kosina
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HID: samsung: Add Samsung wireless gamepad support 



Add support for samsung wireless gamepad with input mapping events.

Device a000 (Samsung wireless gamepad)

Signed-off-by: default avatarSandeep C S <sandeep.cs@samsung.com>
Signed-off-by: default avatarJunwan Cho <junwan.cho@samsung.com>
Signed-off-by: default avatarJitender Sajwan <jitender.s21@samsung.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.com>
parent 9b8e4ada

drivers/hid/hid-ids.h

+1 −0
Original line number Diff line number Diff line
@@ -1147,6 +1147,7 @@ 
#define USB_DEVICE_ID_SAMSUNG_IR_REMOTE	0x0001

#define USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE	0x0600

#define USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD	0x7021

#define USB_DEVICE_ID_SAMSUNG_WIRELESS_GAMEPAD	0xa000



#define USB_VENDOR_ID_SEMICO			0x1a2c

#define USB_DEVICE_ID_SEMICO_USB_KEYKOARD	0x0023

drivers/hid/hid-samsung.c

+95 −0
Original line number Diff line number Diff line
@@ -232,6 +232,97 @@ static int samsung_kbd_input_mapping(struct hid_device *hdev, 
	return 1;

}



static int samsung_gamepad_input_mapping(struct hid_device *hdev,

	struct hid_input *hi, struct hid_field *field, struct hid_usage *usage,

	unsigned long **bit, int *max)

{

	if (!(HID_UP_BUTTON == (usage->hid & HID_USAGE_PAGE) ||

			HID_UP_CONSUMER == (usage->hid & HID_USAGE_PAGE)))

		return 0;



	dbg_hid("samsung wireless gamepad input mapping event [0x%x], %ld, %ld, [0x%x]\n",

		usage->hid & HID_USAGE, hi->input->evbit[0], hi->input->absbit[0], usage->hid & HID_USAGE_PAGE);



	if (HID_UP_BUTTON == (usage->hid & HID_USAGE_PAGE)) {

		switch (usage->hid & HID_USAGE) {

		case 0x01:

			samsung_kbd_mouse_map_key_clear(BTN_A);

			break;

		case 0x02:

			samsung_kbd_mouse_map_key_clear(BTN_B);

			break;

		case 0x03:

			samsung_kbd_mouse_map_key_clear(BTN_C);

			break;

		case 0x04:

			samsung_kbd_mouse_map_key_clear(BTN_X);

			break;

		case 0x05:

			samsung_kbd_mouse_map_key_clear(BTN_Y);

			break;

		case 0x06:

			samsung_kbd_mouse_map_key_clear(BTN_Z);

			break;

		case 0x07:

			samsung_kbd_mouse_map_key_clear(BTN_TL);

			break;

		case 0x08:

			samsung_kbd_mouse_map_key_clear(BTN_TR);

			break;

		case 0x09:

			samsung_kbd_mouse_map_key_clear(BTN_TL2);

			break;

		case 0x0a:

			samsung_kbd_mouse_map_key_clear(BTN_TR2);

			break;

		case 0x0b:

			samsung_kbd_mouse_map_key_clear(BTN_SELECT);

			break;

		case 0x0c:

			samsung_kbd_mouse_map_key_clear(BTN_START);

			break;

		case 0x0d:

			samsung_kbd_mouse_map_key_clear(BTN_MODE);

			break;

		case 0x0e:

			samsung_kbd_mouse_map_key_clear(BTN_THUMBL);

			break;

		case 0x0f:

			samsung_kbd_mouse_map_key_clear(BTN_THUMBR);

			break;

		case 0x10:

			samsung_kbd_mouse_map_key_clear(0x13f);

			break;

		default:

			return 0;

		}

	}



	if (HID_UP_CONSUMER == (usage->hid & HID_USAGE_PAGE)) {

		switch (usage->hid & HID_USAGE) {

		case 0x040:

			samsung_kbd_mouse_map_key_clear(KEY_MENU);

			break;

		case 0x223:

			samsung_kbd_mouse_map_key_clear(KEY_HOMEPAGE);

			break;

		case 0x224:

			samsung_kbd_mouse_map_key_clear(KEY_BACK);

			break;



		/* Screen Capture */

		case 0x303:

			samsung_kbd_mouse_map_key_clear(KEY_SYSRQ);

			break;



		default:

			return 0;

		}

	}



	return 1;

}



static __u8 *samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc,

	unsigned int *rsize)

{
@@ -252,6 +343,9 @@ static int samsung_input_mapping(struct hid_device *hdev, struct hid_input *hi, 
	else if (hdev->product == USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD)

		ret = samsung_kbd_input_mapping(hdev,

			hi, field, usage, bit, max);

	else if (hdev->product == USB_DEVICE_ID_SAMSUNG_WIRELESS_GAMEPAD)

		ret = samsung_gamepad_input_mapping(hdev,

			hi, field, usage, bit, max);



	return ret;

}
@@ -295,6 +389,7 @@ static const struct hid_device_id samsung_devices[] = { 
	{ HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },

	{ HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },

	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SAMSUNG_ELECTRONICS, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD) },

	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SAMSUNG_ELECTRONICS, USB_DEVICE_ID_SAMSUNG_WIRELESS_GAMEPAD) },

	{ }

};

MODULE_DEVICE_TABLE(hid, samsung_devices);