From 6afdc289c984451a6202a687fe6af727e051a784 Mon Sep 17 00:00:00 2001 From: Ping Cheng Date: Sat, 3 Nov 2012 12:16:15 -0700 Subject: [PATCH] Input: wacom - add support for 2 new multi-touch tablets (0x100 and 0x101) This adds support for the two new multi-touch tablets. Signed-off-by: Ping Cheng Signed-off-by: Dmitry Torokhov --- drivers/input/tablet/wacom_sys.c | 5 +++++ drivers/input/tablet/wacom_wac.c | 21 ++++++++++++++++++--- drivers/input/tablet/wacom_wac.h | 2 ++ 3 files changed, 25 insertions(+), 3 deletions(-) diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index 67442f409174..f92d34f45a1c 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -397,6 +397,10 @@ static int wacom_parse_hid(struct usb_interface *intf, features->pktlen = WACOM_PKGLEN_MTOUCH; break; + case MTTPC: + features->pktlen = WACOM_PKGLEN_MTTPC; + break; + case BAMBOO_PT: features->pktlen = WACOM_PKGLEN_BBTOUCH; break; @@ -453,6 +457,7 @@ static int wacom_parse_hid(struct usb_interface *intf, switch (features->type) { case TABLETPC2FG: case MTSCREEN: + case MTTPC: features->y_max = get_unaligned_le16(&report[i + 3]); features->y_phy = diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 0a67031ffc13..7554a043ee46 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -877,6 +877,11 @@ static int wacom_mt_touch(struct wacom_wac *wacom) int i; int current_num_contacts = data[2]; int contacts_to_send = 0; + int x_offset = 0; + + /* MTTPC does not support Height and Width */ + if (wacom->features.type == MTTPC) + x_offset = -4; /* * First packet resets the counter since only the first @@ -889,7 +894,7 @@ static int wacom_mt_touch(struct wacom_wac *wacom) contacts_to_send = min(5, wacom->num_contacts_left); for (i = 0; i < contacts_to_send; i++) { - int offset = (WACOM_BYTES_PER_MT_PACKET * i) + 3; + int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3; bool touch = data[offset] & 0x1; int id = le16_to_cpup((__le16 *)&data[offset + 1]); int slot = find_slot_from_contactid(wacom, id); @@ -900,8 +905,8 @@ static int wacom_mt_touch(struct wacom_wac *wacom) input_mt_slot(input, slot); input_mt_report_slot_state(input, MT_TOOL_FINGER, touch); if (touch) { - int x = le16_to_cpup((__le16 *)&data[offset + 7]); - int y = le16_to_cpup((__le16 *)&data[offset + 9]); + int x = le16_to_cpup((__le16 *)&data[offset + x_offset + 7]); + int y = le16_to_cpup((__le16 *)&data[offset + x_offset + 9]); input_report_abs(input, ABS_MT_POSITION_X, x); input_report_abs(input, ABS_MT_POSITION_Y, y); } @@ -1336,6 +1341,7 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len) case TABLETPCE: case TABLETPC2FG: case MTSCREEN: + case MTTPC: sync = wacom_tpc_irq(wacom_wac, len); break; @@ -1657,6 +1663,7 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev, /* fall through */ case MTSCREEN: + case MTTPC: if (features->device_type == BTN_TOOL_FINGER) { wacom_wac->slots = kmalloc(features->touch_max * sizeof(int), @@ -2018,6 +2025,12 @@ static const struct wacom_features wacom_features_0xED = static const struct wacom_features wacom_features_0xEF = { "Wacom ISDv4 EF", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0x100 = + { "Wacom ISDv4 100", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, + 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0x101 = + { "Wacom ISDv4 101", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, + 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x47 = { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; @@ -2194,6 +2207,8 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0xEC) }, { USB_DEVICE_WACOM(0xED) }, { USB_DEVICE_WACOM(0xEF) }, + { USB_DEVICE_WACOM(0x100) }, + { USB_DEVICE_WACOM(0x101) }, { USB_DEVICE_WACOM(0x47) }, { USB_DEVICE_WACOM(0xF4) }, { USB_DEVICE_WACOM(0xF8) }, diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h index 345f1e76975e..9396d7769f86 100644 --- a/drivers/input/tablet/wacom_wac.h +++ b/drivers/input/tablet/wacom_wac.h @@ -26,6 +26,7 @@ #define WACOM_PKGLEN_BBPEN 10 #define WACOM_PKGLEN_WIRELESS 32 #define WACOM_PKGLEN_MTOUCH 62 +#define WACOM_PKGLEN_MTTPC 40 /* wacom data size per MT contact */ #define WACOM_BYTES_PER_MT_PACKET 11 @@ -88,6 +89,7 @@ enum { TABLETPCE, TABLETPC2FG, MTSCREEN, + MTTPC, MAX_TYPE }; -- 2.30.2