Commit 727eeb7d authored by Xing Wei's avatar Xing Wei Committed by Dmitry Torokhov
Browse files

Input: hanwang - add support for Art Master HD 5012 tablet 



This adds support for hanwang Art Master HD 5012 electromagnetic tablet.

Signed-off-by: default avatarXing Wei <weixing@hanwang.com.cn>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent f5854fad

drivers/input/tablet/hanwang.c

+73 −21
Original line number Diff line number Diff line
@@ -42,7 +42,7 @@ MODULE_LICENSE(DRIVER_LICENSE); 
#define HANWANG_TABLET_INT_SUB_CLASS	0x0001

#define HANWANG_TABLET_INT_PROTOCOL	0x0002



#define ART_MASTERIII_PKGLEN_MAX	10

#define ART_MASTER_PKGLEN_MAX	10



/* device IDs */

#define STYLUS_DEVICE_ID	0x02
@@ -60,6 +60,11 @@ MODULE_LICENSE(DRIVER_LICENSE); 
	.bInterfaceSubClass = (sc), \

	.bInterfaceProtocol = (pr)



enum hanwang_tablet_type {

	HANWANG_ART_MASTER_III,

	HANWANG_ART_MASTER_HD,

};



struct hanwang {

	unsigned char *data;

	dma_addr_t data_dma;
@@ -76,6 +81,7 @@ struct hanwang { 
struct hanwang_features {

	unsigned short pid;

	char *name;

	enum hanwang_tablet_type type;

	int pkg_len;

	int max_x;

	int max_y;
@@ -85,12 +91,14 @@ struct hanwang_features { 
};



static const struct hanwang_features features_array[] = {

	{ 0x8528, "Hanwang Art Master III 0906",

	  ART_MASTERIII_PKGLEN_MAX, 0x5757, 0x3692, 0x3f, 0x7f, 2048 },

	{ 0x8529, "Hanwang Art Master III 0604",

	  ART_MASTERIII_PKGLEN_MAX, 0x3d84, 0x2672, 0x3f, 0x7f, 2048 },

	{ 0x852a, "Hanwang Art Master III 1308",

	  ART_MASTERIII_PKGLEN_MAX, 0x7f00, 0x4f60, 0x3f, 0x7f, 2048 },

	{ 0x8528, "Hanwang Art Master III 0906", HANWANG_ART_MASTER_III,

	  ART_MASTER_PKGLEN_MAX, 0x5757, 0x3692, 0x3f, 0x7f, 2048 },

	{ 0x8529, "Hanwang Art Master III 0604", HANWANG_ART_MASTER_III,

	  ART_MASTER_PKGLEN_MAX, 0x3d84, 0x2672, 0x3f, 0x7f, 2048 },

	{ 0x852a, "Hanwang Art Master III 1308", HANWANG_ART_MASTER_III,

	  ART_MASTER_PKGLEN_MAX, 0x7f00, 0x4f60, 0x3f, 0x7f, 2048 },

	{ 0x8401, "Hanwang Art Master HD 5012", HANWANG_ART_MASTER_HD,

	  ART_MASTER_PKGLEN_MAX, 0x678e, 0x4150, 0x3f, 0x7f, 1024 },

};



static const int hw_eventtypes[] = {
@@ -99,7 +107,7 @@ static const int hw_eventtypes[] = { 


static const int hw_absevents[] = {

	ABS_X, ABS_Y, ABS_TILT_X, ABS_TILT_Y, ABS_WHEEL,

	ABS_PRESSURE, ABS_MISC,

	ABS_RX, ABS_RY, ABS_PRESSURE, ABS_MISC,

};



static const int hw_btnevents[] = {
@@ -117,7 +125,9 @@ static void hanwang_parse_packet(struct hanwang *hanwang) 
	unsigned char *data = hanwang->data;

	struct input_dev *input_dev = hanwang->dev;

	struct usb_device *dev = hanwang->usbdev;

	enum hanwang_tablet_type type = hanwang->features->type;

	int i;

	u16 x, y, p;



	switch (data[0]) {

	case 0x02:	/* data packet */
@@ -129,12 +139,14 @@ static void hanwang_parse_packet(struct hanwang *hanwang) 


		case 0xc2:	/* first time tool prox in */

			switch (data[3] & 0xf0) {

			case 0x20:

			case 0x20:	/* art_master III */

			case 0x30:	/* art_master_HD */

				hanwang->current_id = STYLUS_DEVICE_ID;

				hanwang->current_tool = BTN_TOOL_PEN;

				input_report_key(input_dev, BTN_TOOL_PEN, 1);

				break;

			case 0xa0:

			case 0xa0:	/* art_master III */

			case 0xb0:	/* art_master_HD */

				hanwang->current_id = ERASER_DEVICE_ID;

				hanwang->current_tool = BTN_TOOL_RUBBER;

				input_report_key(input_dev, BTN_TOOL_RUBBER, 1);
@@ -148,14 +160,31 @@ static void hanwang_parse_packet(struct hanwang *hanwang) 
			break;



		default:	/* tool data packet */

			x = (data[2] << 8) | data[3];

			y = (data[4] << 8) | data[5];



			switch (type) {

			case HANWANG_ART_MASTER_III:

				p = (data[6] << 3) |

				    ((data[7] & 0xc0) >> 5) |

				    (data[1] & 0x01);

				break;



			case HANWANG_ART_MASTER_HD:

				p = (data[7] >> 6) | (data[6] << 2);

				break;



			default:

				p = 0;

				break;

			}



			input_report_abs(input_dev, ABS_X,

					 (data[2] << 8) | data[3]);

						le16_to_cpup((__le16 *)&x));

			input_report_abs(input_dev, ABS_Y,

					 (data[4] << 8) | data[5]);

						le16_to_cpup((__le16 *)&y));

			input_report_abs(input_dev, ABS_PRESSURE,

					 (data[6] << 3) |

					 ((data[7] & 0xc0) >> 5) |

					 (data[1] & 0x01));

						le16_to_cpup((__le16 *)&p));

			input_report_abs(input_dev, ABS_TILT_X, data[7] & 0x3f);

			input_report_abs(input_dev, ABS_TILT_Y, data[8] & 0x7f);

			input_report_key(input_dev, BTN_STYLUS, data[1] & 0x02);
@@ -170,6 +199,9 @@ static void hanwang_parse_packet(struct hanwang *hanwang) 
	case 0x0c:

		/* roll wheel */

		hanwang->current_id = PAD_DEVICE_ID;



		switch (type) {

		case HANWANG_ART_MASTER_III:

			input_report_key(input_dev, BTN_TOOL_FINGER, data[1] ||

							data[2] || data[3]);

			input_report_abs(input_dev, ABS_WHEEL, data[1]);
@@ -177,6 +209,26 @@ static void hanwang_parse_packet(struct hanwang *hanwang) 
			for (i = 0; i < 8; i++)

				input_report_key(input_dev,

					 BTN_1 + i, data[3] & (1 << i));

			break;



		case HANWANG_ART_MASTER_HD:

			input_report_key(input_dev, BTN_TOOL_FINGER, data[1] ||

					data[2] || data[3] || data[4] ||

					data[5] || data[6]);

			input_report_abs(input_dev, ABS_RX,

					((data[1] & 0x1f) << 8) | data[2]);

			input_report_abs(input_dev, ABS_RY,

					((data[3] & 0x1f) << 8) | data[4]);

			input_report_key(input_dev, BTN_0, data[5] & 0x01);

			for (i = 0; i < 4; i++) {

				input_report_key(input_dev,

					 BTN_1 + i, data[5] & (1 << i));

				input_report_key(input_dev,

					 BTN_5 + i, data[6] & (1 << i));

			}

			break;

		}



		input_report_abs(input_dev, ABS_MISC, hanwang->current_id);

		input_event(input_dev, EV_MSC, MSC_SERIAL, 0xffffffff);

		break;