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-rw-r--r--meta-moblin/packages/linux/linux-moblin-2.6.33.2/linux-2.6.34-stantum-and-mosart-multitouch-drivers.patch714
1 files changed, 0 insertions, 714 deletions
diff --git a/meta-moblin/packages/linux/linux-moblin-2.6.33.2/linux-2.6.34-stantum-and-mosart-multitouch-drivers.patch b/meta-moblin/packages/linux/linux-moblin-2.6.33.2/linux-2.6.34-stantum-and-mosart-multitouch-drivers.patch
deleted file mode 100644
index 6f8aaca07..000000000
--- a/meta-moblin/packages/linux/linux-moblin-2.6.33.2/linux-2.6.34-stantum-and-mosart-multitouch-drivers.patch
+++ /dev/null
@@ -1,714 +0,0 @@
-From f7e13f4d9a7a9025244b37a3ad188af7dae841d9 Mon Sep 17 00:00:00 2001
-From: Stephane Chatty <chatty@enac.fr>
-Date: Fri, 9 Apr 2010 15:33:54 -0700
-Subject: [PATCH 105/105] Stantum and Mosart multitouch drivers
-
-HID Driver and configs for Stantum and Mosart multitouch panels.
-
-Patch-mainline: 2.6.34
-
-Signed-off-by: Stephane Chatty <chatty@enac.fr>
-Signed-off-by: Jiri Kosina <jkosina@suse.cz>
-Signed-off-by: Priya Vijayan <priya.vijayan@intel.com>
----
- drivers/hid/Kconfig | 12 ++
- drivers/hid/Makefile | 3 +-
- drivers/hid/hid-core.c | 7 +-
- drivers/hid/hid-ids.h | 15 ++-
- drivers/hid/hid-mosart.c | 274 +++++++++++++++++++++++++++++++++++++++++++
- drivers/hid/hid-stantum.c | 285 +++++++++++++++++++++++++++++++++++++++++++++
- 6 files changed, 590 insertions(+), 6 deletions(-)
- create mode 100644 drivers/hid/hid-mosart.c
- create mode 100644 drivers/hid/hid-stantum.c
-
-diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
-index 37fb241..55906bc 100644
---- a/drivers/hid/Kconfig
-+++ b/drivers/hid/Kconfig
-@@ -203,6 +203,12 @@ config HID_MONTEREY
- ---help---
- Support for Monterey Genius KB29E.
-
-+config HID_MOSART
-+ tristate "MosArt"
-+ depends on USB_HID
-+ ---help---
-+ Support for MosArt dual-touch panels.
-+
- config HID_NTRIG
- tristate "NTrig" if EMBEDDED
- depends on USB_HID
-@@ -247,6 +253,12 @@ config HID_SONY
- ---help---
- Support for Sony PS3 controller.
-
-+config HID_STANTUM
-+ tristate "Stantum"
-+ depends on USB_HID
-+ ---help---
-+ Support for Stantum multitouch panel.
-+
- config HID_SUNPLUS
- tristate "Sunplus" if EMBEDDED
- depends on USB_HID
-diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
-index b05f921..bbda0b0 100644
---- a/drivers/hid/Makefile
-+++ b/drivers/hid/Makefile
-@@ -34,12 +34,14 @@ obj-$(CONFIG_HID_KYE) += hid-kye.o
- obj-$(CONFIG_HID_LOGITECH) += hid-logitech.o
- obj-$(CONFIG_HID_MICROSOFT) += hid-microsoft.o
- obj-$(CONFIG_HID_MONTEREY) += hid-monterey.o
-+obj-$(CONFIG_HID_MOSART) += hid-mosart.o
- obj-$(CONFIG_HID_NTRIG) += hid-ntrig.o
- obj-$(CONFIG_HID_PANTHERLORD) += hid-pl.o
- obj-$(CONFIG_HID_PETALYNX) += hid-petalynx.o
- obj-$(CONFIG_HID_SAMSUNG) += hid-samsung.o
- obj-$(CONFIG_HID_SMARTJOYPLUS) += hid-sjoy.o
- obj-$(CONFIG_HID_SONY) += hid-sony.o
-+obj-$(CONFIG_HID_STANTUM) += hid-stantum.o
- obj-$(CONFIG_HID_SUNPLUS) += hid-sunplus.o
- obj-$(CONFIG_HID_GREENASIA) += hid-gaff.o
- obj-$(CONFIG_HID_THRUSTMASTER) += hid-tmff.o
-@@ -51,4 +53,3 @@ obj-$(CONFIG_HID_WACOM) += hid-wacom.o
- obj-$(CONFIG_USB_HID) += usbhid/
- obj-$(CONFIG_USB_MOUSE) += usbhid/
- obj-$(CONFIG_USB_KBD) += usbhid/
--
-diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
-index b126102..fbf6f3e 100644
---- a/drivers/hid/hid-core.c
-+++ b/drivers/hid/hid-core.c
-@@ -1342,6 +1342,9 @@ static const struct hid_device_id hid_blacklist[] = {
- { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
- { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
- { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
-+ { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) },
-+ { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM2, USB_DEVICE_ID_MTP2) },
-+ { HID_USB_DEVICE(USB_VENDOR_ID_STMICRO, USB_DEVICE_ID_STMICRO_MTP1) },
- { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
- { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
- { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
-@@ -1544,8 +1546,9 @@ static const struct hid_device_id hid_ignore_list[] = {
- { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
- { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
- { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
-- { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_LCM)},
-- { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_LCM2)},
-+ { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT)},
-+ { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
-+ { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
- { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
- { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
- { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
-diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
-index 6865ca2..92c8a78 100644
---- a/drivers/hid/hid-ids.h
-+++ b/drivers/hid/hid-ids.h
-@@ -96,9 +96,12 @@
- #define USB_DEVICE_ID_APPLE_ATV_IRCONTROL 0x8241
- #define USB_DEVICE_ID_APPLE_IRCONTROL4 0x8242
-
--#define USB_VENDOR_ID_ASUS 0x0b05
--#define USB_DEVICE_ID_ASUS_LCM 0x1726
--#define USB_DEVICE_ID_ASUS_LCM2 0x175b
-+#define USB_VENDOR_ID_ASUS 0x0486
-+#define USB_DEVICE_ID_ASUS_T91MT 0x0185
-+
-+#define USB_VENDOR_ID_ASUSTEK 0x0b05
-+#define USB_DEVICE_ID_ASUSTEK_LCM 0x1726
-+#define USB_DEVICE_ID_ASUSTEK_LCM2 0x175b
-
- #define USB_VENDOR_ID_ATEN 0x0557
- #define USB_DEVICE_ID_ATEN_UC100KM 0x2004
-@@ -399,6 +402,15 @@
- #define USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST 0x0034
- #define USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST 0x0046
-
-+#define USB_VENDOR_ID_STANTUM 0x1f87
-+#define USB_DEVICE_ID_MTP 0x0002
-+
-+#define USB_VENDOR_ID_STANTUM2 0x1f87
-+#define USB_DEVICE_ID_MTP2 0x0001
-+
-+#define USB_VENDOR_ID_STMICRO 0x0483
-+#define USB_DEVICE_ID_STMICRO_MTP1 0x3261
-+
- #define USB_VENDOR_ID_SUN 0x0430
- #define USB_DEVICE_ID_RARITAN_KVM_DONGLE 0xcdab
-
-diff --git a/drivers/hid/hid-mosart.c b/drivers/hid/hid-mosart.c
-new file mode 100644
-index 0000000..e91437c
---- /dev/null
-+++ b/drivers/hid/hid-mosart.c
-@@ -0,0 +1,274 @@
-+/*
-+ * HID driver for the multitouch panel on the ASUS EeePC T91MT
-+ *
-+ * Copyright (c) 2009-2010 Stephane Chatty <chatty@enac.fr>
-+ * Copyright (c) 2010 Teemu Tuominen <teemu.tuominen@cybercom.com>
-+ *
-+ */
-+
-+/*
-+ * This program is free software; you can redistribute it and/or modify it
-+ * under the terms of the GNU General Public License as published by the Free
-+ * Software Foundation; either version 2 of the License, or (at your option)
-+ * any later version.
-+ */
-+
-+#include <linux/device.h>
-+#include <linux/hid.h>
-+#include <linux/module.h>
-+#include <linux/slab.h>
-+#include <linux/usb.h>
-+#include "usbhid/usbhid.h"
-+
-+MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>");
-+MODULE_DESCRIPTION("MosArt dual-touch panel");
-+MODULE_LICENSE("GPL");
-+
-+#include "hid-ids.h"
-+
-+struct mosart_data {
-+ __u16 x, y;
-+ __u8 id;
-+ bool valid; /* valid finger data, or just placeholder? */
-+ bool first; /* is this the first finger in this frame? */
-+ bool activity_now; /* at least one active finger in this frame? */
-+ bool activity; /* at least one active finger previously? */
-+};
-+
-+static int mosart_input_mapping(struct hid_device *hdev, struct hid_input *hi,
-+ struct hid_field *field, struct hid_usage *usage,
-+ unsigned long **bit, int *max)
-+{
-+ switch (usage->hid & HID_USAGE_PAGE) {
-+
-+ case HID_UP_GENDESK:
-+ switch (usage->hid) {
-+ case HID_GD_X:
-+ hid_map_usage(hi, usage, bit, max,
-+ EV_ABS, ABS_MT_POSITION_X);
-+ /* touchscreen emulation */
-+ input_set_abs_params(hi->input, ABS_X,
-+ field->logical_minimum,
-+ field->logical_maximum, 0, 0);
-+ return 1;
-+ case HID_GD_Y:
-+ hid_map_usage(hi, usage, bit, max,
-+ EV_ABS, ABS_MT_POSITION_Y);
-+ /* touchscreen emulation */
-+ input_set_abs_params(hi->input, ABS_Y,
-+ field->logical_minimum,
-+ field->logical_maximum, 0, 0);
-+ return 1;
-+ }
-+ return 0;
-+
-+ case HID_UP_DIGITIZER:
-+ switch (usage->hid) {
-+ case HID_DG_CONFIDENCE:
-+ case HID_DG_TIPSWITCH:
-+ case HID_DG_INPUTMODE:
-+ case HID_DG_DEVICEINDEX:
-+ case HID_DG_CONTACTCOUNT:
-+ case HID_DG_CONTACTMAX:
-+ case HID_DG_TIPPRESSURE:
-+ case HID_DG_WIDTH:
-+ case HID_DG_HEIGHT:
-+ return -1;
-+ case HID_DG_INRANGE:
-+ /* touchscreen emulation */
-+ hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH);
-+ return 1;
-+
-+ case HID_DG_CONTACTID:
-+ hid_map_usage(hi, usage, bit, max,
-+ EV_ABS, ABS_MT_TRACKING_ID);
-+ return 1;
-+
-+ }
-+ return 0;
-+
-+ case 0xff000000:
-+ /* ignore HID features */
-+ return -1;
-+ }
-+
-+ return 0;
-+}
-+
-+static int mosart_input_mapped(struct hid_device *hdev, struct hid_input *hi,
-+ struct hid_field *field, struct hid_usage *usage,
-+ unsigned long **bit, int *max)
-+{
-+ if (usage->type == EV_KEY || usage->type == EV_ABS)
-+ clear_bit(usage->code, *bit);
-+
-+ return 0;
-+}
-+
-+/*
-+ * this function is called when a whole finger has been parsed,
-+ * so that it can decide what to send to the input layer.
-+ */
-+static void mosart_filter_event(struct mosart_data *td, struct input_dev *input)
-+{
-+ td->first = !td->first; /* touchscreen emulation */
-+
-+ if (!td->valid) {
-+ /*
-+ * touchscreen emulation: if no finger in this frame is valid
-+ * and there previously was finger activity, this is a release
-+ */
-+ if (!td->first && !td->activity_now && td->activity) {
-+ input_event(input, EV_KEY, BTN_TOUCH, 0);
-+ td->activity = false;
-+ }
-+ return;
-+ }
-+
-+ input_event(input, EV_ABS, ABS_MT_TRACKING_ID, td->id);
-+ input_event(input, EV_ABS, ABS_MT_POSITION_X, td->x);
-+ input_event(input, EV_ABS, ABS_MT_POSITION_Y, td->y);
-+
-+ input_mt_sync(input);
-+ td->valid = false;
-+
-+ /* touchscreen emulation: if first active finger in this frame... */
-+ if (!td->activity_now) {
-+ /* if there was no previous activity, emit touch event */
-+ if (!td->activity) {
-+ input_event(input, EV_KEY, BTN_TOUCH, 1);
-+ td->activity = true;
-+ }
-+ td->activity_now = true;
-+ /* and in any case this is our preferred finger */
-+ input_event(input, EV_ABS, ABS_X, td->x);
-+ input_event(input, EV_ABS, ABS_Y, td->y);
-+ }
-+}
-+
-+
-+static int mosart_event(struct hid_device *hid, struct hid_field *field,
-+ struct hid_usage *usage, __s32 value)
-+{
-+ struct mosart_data *td = hid_get_drvdata(hid);
-+
-+ if (hid->claimed & HID_CLAIMED_INPUT) {
-+ struct input_dev *input = field->hidinput->input;
-+ switch (usage->hid) {
-+ case HID_DG_INRANGE:
-+ td->valid = !!value;
-+ break;
-+ case HID_GD_X:
-+ td->x = value;
-+ break;
-+ case HID_GD_Y:
-+ td->y = value;
-+ mosart_filter_event(td, input);
-+ break;
-+ case HID_DG_CONTACTID:
-+ td->id = value;
-+ break;
-+ case HID_DG_CONTACTCOUNT:
-+ /* touch emulation: this is the last field in a frame */
-+ td->first = false;
-+ td->activity_now = false;
-+ break;
-+ case HID_DG_CONFIDENCE:
-+ case HID_DG_TIPSWITCH:
-+ /* avoid interference from generic hidinput handling */
-+ break;
-+
-+ default:
-+ /* fallback to the generic hidinput handling */
-+ return 0;
-+ }
-+ }
-+
-+ /* we have handled the hidinput part, now remains hiddev */
-+ if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event)
-+ hid->hiddev_hid_event(hid, field, usage, value);
-+
-+ return 1;
-+}
-+
-+static int mosart_probe(struct hid_device *hdev, const struct hid_device_id *id)
-+{
-+ int ret;
-+ struct mosart_data *td;
-+
-+
-+ td = kmalloc(sizeof(struct mosart_data), GFP_KERNEL);
-+ if (!td) {
-+ dev_err(&hdev->dev, "cannot allocate MosArt data\n");
-+ return -ENOMEM;
-+ }
-+ td->valid = false;
-+ td->activity = false;
-+ td->activity_now = false;
-+ td->first = false;
-+ hid_set_drvdata(hdev, td);
-+
-+ /* currently, it's better to have one evdev device only */
-+#if 0
-+ hdev->quirks |= HID_QUIRK_MULTI_INPUT;
-+#endif
-+
-+ ret = hid_parse(hdev);
-+ if (ret == 0)
-+ ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
-+
-+ if (ret == 0) {
-+ struct hid_report_enum *re = hdev->report_enum
-+ + HID_FEATURE_REPORT;
-+ struct hid_report *r = re->report_id_hash[7];
-+
-+ r->field[0]->value[0] = 0x02;
-+ usbhid_submit_report(hdev, r, USB_DIR_OUT);
-+ } else
-+ kfree(td);
-+
-+ return ret;
-+}
-+
-+static void mosart_remove(struct hid_device *hdev)
-+{
-+ hid_hw_stop(hdev);
-+ kfree(hid_get_drvdata(hdev));
-+ hid_set_drvdata(hdev, NULL);
-+}
-+
-+static const struct hid_device_id mosart_devices[] = {
-+ { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
-+ { }
-+};
-+MODULE_DEVICE_TABLE(hid, mosart_devices);
-+
-+static const struct hid_usage_id mosart_grabbed_usages[] = {
-+ { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID },
-+ { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1}
-+};
-+
-+static struct hid_driver mosart_driver = {
-+ .name = "mosart",
-+ .id_table = mosart_devices,
-+ .probe = mosart_probe,
-+ .remove = mosart_remove,
-+ .input_mapping = mosart_input_mapping,
-+ .input_mapped = mosart_input_mapped,
-+ .usage_table = mosart_grabbed_usages,
-+ .event = mosart_event,
-+};
-+
-+static int __init mosart_init(void)
-+{
-+ return hid_register_driver(&mosart_driver);
-+}
-+
-+static void __exit mosart_exit(void)
-+{
-+ hid_unregister_driver(&mosart_driver);
-+}
-+
-+module_init(mosart_init);
-+module_exit(mosart_exit);
-+
-diff --git a/drivers/hid/hid-stantum.c b/drivers/hid/hid-stantum.c
-new file mode 100644
-index 0000000..bb4430f
---- /dev/null
-+++ b/drivers/hid/hid-stantum.c
-@@ -0,0 +1,286 @@
-+/*
-+ * HID driver for Stantum multitouch panels
-+ *
-+ * Copyright (c) 2009 Stephane Chatty <chatty@enac.fr>
-+ *
-+ */
-+
-+/*
-+ * This program is free software; you can redistribute it and/or modify it
-+ * under the terms of the GNU General Public License as published by the Free
-+ * Software Foundation; either version 2 of the License, or (at your option)
-+ * any later version.
-+ */
-+
-+#include <linux/device.h>
-+#include <linux/hid.h>
-+#include <linux/module.h>
-+#include <linux/slab.h>
-+
-+MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>");
-+MODULE_DESCRIPTION("Stantum HID multitouch panels");
-+MODULE_LICENSE("GPL");
-+
-+#include "hid-ids.h"
-+
-+struct stantum_data {
-+ __s32 x, y, z, w, h; /* x, y, pressure, width, height */
-+ __u16 id; /* touch id */
-+ bool valid; /* valid finger data, or just placeholder? */
-+ bool first; /* first finger in the HID packet? */
-+ bool activity; /* at least one active finger so far? */
-+};
-+
-+static int stantum_input_mapping(struct hid_device *hdev, struct hid_input *hi,
-+ struct hid_field *field, struct hid_usage *usage,
-+ unsigned long **bit, int *max)
-+{
-+ switch (usage->hid & HID_USAGE_PAGE) {
-+
-+ case HID_UP_GENDESK:
-+ switch (usage->hid) {
-+ case HID_GD_X:
-+ hid_map_usage(hi, usage, bit, max,
-+ EV_ABS, ABS_MT_POSITION_X);
-+ /* touchscreen emulation */
-+ input_set_abs_params(hi->input, ABS_X,
-+ field->logical_minimum,
-+ field->logical_maximum, 0, 0);
-+ return 1;
-+ case HID_GD_Y:
-+ hid_map_usage(hi, usage, bit, max,
-+ EV_ABS, ABS_MT_POSITION_Y);
-+ /* touchscreen emulation */
-+ input_set_abs_params(hi->input, ABS_Y,
-+ field->logical_minimum,
-+ field->logical_maximum, 0, 0);
-+ return 1;
-+ }
-+ return 0;
-+
-+ case HID_UP_DIGITIZER:
-+ switch (usage->hid) {
-+ case HID_DG_INRANGE:
-+ case HID_DG_CONFIDENCE:
-+ case HID_DG_INPUTMODE:
-+ case HID_DG_DEVICEINDEX:
-+ case HID_DG_CONTACTCOUNT:
-+ case HID_DG_CONTACTMAX:
-+ return -1;
-+
-+ case HID_DG_TIPSWITCH:
-+ /* touchscreen emulation */
-+ hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH);
-+ return 1;
-+
-+ case HID_DG_WIDTH:
-+ hid_map_usage(hi, usage, bit, max,
-+ EV_ABS, ABS_MT_TOUCH_MAJOR);
-+ return 1;
-+ case HID_DG_HEIGHT:
-+ hid_map_usage(hi, usage, bit, max,
-+ EV_ABS, ABS_MT_TOUCH_MINOR);
-+ input_set_abs_params(hi->input, ABS_MT_ORIENTATION,
-+ 1, 1, 0, 0);
-+ return 1;
-+ case HID_DG_TIPPRESSURE:
-+ hid_map_usage(hi, usage, bit, max,
-+ EV_ABS, ABS_MT_PRESSURE);
-+ return 1;
-+
-+ case HID_DG_CONTACTID:
-+ hid_map_usage(hi, usage, bit, max,
-+ EV_ABS, ABS_MT_TRACKING_ID);
-+ return 1;
-+
-+ }
-+ return 0;
-+
-+ case 0xff000000:
-+ /* no input-oriented meaning */
-+ return -1;
-+ }
-+
-+ return 0;
-+}
-+
-+static int stantum_input_mapped(struct hid_device *hdev, struct hid_input *hi,
-+ struct hid_field *field, struct hid_usage *usage,
-+ unsigned long **bit, int *max)
-+{
-+ if (usage->type == EV_KEY || usage->type == EV_ABS)
-+ clear_bit(usage->code, *bit);
-+
-+ return 0;
-+}
-+
-+/*
-+ * this function is called when a whole finger has been parsed,
-+ * so that it can decide what to send to the input layer.
-+ */
-+static void stantum_filter_event(struct stantum_data *sd,
-+ struct input_dev *input)
-+{
-+ bool wide;
-+
-+ if (!sd->valid) {
-+ /*
-+ * touchscreen emulation: if the first finger is not valid and
-+ * there previously was finger activity, this is a release
-+ */
-+ if (sd->first && sd->activity) {
-+ input_event(input, EV_KEY, BTN_TOUCH, 0);
-+ sd->activity = false;
-+ }
-+ return;
-+ }
-+
-+ input_event(input, EV_ABS, ABS_MT_TRACKING_ID, sd->id);
-+ input_event(input, EV_ABS, ABS_MT_POSITION_X, sd->x);
-+ input_event(input, EV_ABS, ABS_MT_POSITION_Y, sd->y);
-+
-+ wide = (sd->w > sd->h);
-+ input_event(input, EV_ABS, ABS_MT_ORIENTATION, wide);
-+ input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, wide ? sd->w : sd->h);
-+ input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, wide ? sd->h : sd->w);
-+
-+ input_event(input, EV_ABS, ABS_MT_PRESSURE, sd->z);
-+
-+ input_mt_sync(input);
-+ sd->valid = false;
-+
-+ /* touchscreen emulation */
-+ if (sd->first) {
-+ if (!sd->activity) {
-+ input_event(input, EV_KEY, BTN_TOUCH, 1);
-+ sd->activity = true;
-+ }
-+ input_event(input, EV_ABS, ABS_X, sd->x);
-+ input_event(input, EV_ABS, ABS_Y, sd->y);
-+ }
-+ sd->first = false;
-+}
-+
-+
-+static int stantum_event(struct hid_device *hid, struct hid_field *field,
-+ struct hid_usage *usage, __s32 value)
-+{
-+ struct stantum_data *sd = hid_get_drvdata(hid);
-+
-+ if (hid->claimed & HID_CLAIMED_INPUT) {
-+ struct input_dev *input = field->hidinput->input;
-+
-+ switch (usage->hid) {
-+ case HID_DG_INRANGE:
-+ /* this is the last field in a finger */
-+ stantum_filter_event(sd, input);
-+ break;
-+ case HID_DG_WIDTH:
-+ sd->w = value;
-+ break;
-+ case HID_DG_HEIGHT:
-+ sd->h = value;
-+ break;
-+ case HID_GD_X:
-+ sd->x = value;
-+ break;
-+ case HID_GD_Y:
-+ sd->y = value;
-+ break;
-+ case HID_DG_TIPPRESSURE:
-+ sd->z = value;
-+ break;
-+ case HID_DG_CONTACTID:
-+ sd->id = value;
-+ break;
-+ case HID_DG_CONFIDENCE:
-+ sd->valid = !!value;
-+ break;
-+ case 0xff000002:
-+ /* this comes only before the first finger */
-+ sd->first = true;
-+ break;
-+
-+ default:
-+ /* ignore the others */
-+ return 1;
-+ }
-+ }
-+
-+ /* we have handled the hidinput part, now remains hiddev */
-+ if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event)
-+ hid->hiddev_hid_event(hid, field, usage, value);
-+
-+ return 1;
-+}
-+
-+static int stantum_probe(struct hid_device *hdev,
-+ const struct hid_device_id *id)
-+{
-+ int ret;
-+ struct stantum_data *sd;
-+
-+ sd = kmalloc(sizeof(struct stantum_data), GFP_KERNEL);
-+ if (!sd) {
-+ dev_err(&hdev->dev, "cannot allocate Stantum data\n");
-+ return -ENOMEM;
-+ }
-+ sd->valid = false;
-+ sd->first = false;
-+ sd->activity = false;
-+ hid_set_drvdata(hdev, sd);
-+
-+ ret = hid_parse(hdev);
-+ if (!ret)
-+ ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
-+
-+ if (ret)
-+ kfree(sd);
-+
-+ return ret;
-+}
-+
-+static void stantum_remove(struct hid_device *hdev)
-+{
-+ hid_hw_stop(hdev);
-+ kfree(hid_get_drvdata(hdev));
-+ hid_set_drvdata(hdev, NULL);
-+}
-+
-+static const struct hid_device_id stantum_devices[] = {
-+ { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) },
-+ { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM2, USB_DEVICE_ID_MTP2) },
-+ { HID_USB_DEVICE(USB_VENDOR_ID_STMICRO, USB_DEVICE_ID_STMICRO_MTP1) },
-+ { }
-+};
-+MODULE_DEVICE_TABLE(hid, stantum_devices);
-+
-+static const struct hid_usage_id stantum_grabbed_usages[] = {
-+ { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID },
-+ { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1}
-+};
-+
-+static struct hid_driver stantum_driver = {
-+ .name = "stantum",
-+ .id_table = stantum_devices,
-+ .probe = stantum_probe,
-+ .remove = stantum_remove,
-+ .input_mapping = stantum_input_mapping,
-+ .input_mapped = stantum_input_mapped,
-+ .usage_table = stantum_grabbed_usages,
-+ .event = stantum_event,
-+};
-+
-+static int __init stantum_init(void)
-+{
-+ return hid_register_driver(&stantum_driver);
-+}
-+
-+static void __exit stantum_exit(void)
-+{
-+ hid_unregister_driver(&stantum_driver);
-+}
-+
-+module_init(stantum_init);
-+module_exit(stantum_exit);
-+
---
-1.6.2.2
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-05 17:12:40 +0000