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-rw-r--r--drivers/hid/Kconfig67
-rw-r--r--drivers/hid/Makefile3
-rw-r--r--drivers/hid/hid-apple.c5
-rw-r--r--drivers/hid/hid-aureal.c54
-rw-r--r--drivers/hid/hid-core.c317
-rw-r--r--drivers/hid/hid-generic.c53
-rw-r--r--drivers/hid/hid-hyperv.c15
-rw-r--r--drivers/hid/hid-ids.h11
-rw-r--r--drivers/hid/hid-input.c36
-rw-r--r--drivers/hid/hid-lg.c55
-rw-r--r--drivers/hid/hid-lg.h5
-rw-r--r--drivers/hid/hid-lg4ff.c258
-rw-r--r--drivers/hid/hid-logitech-dj.c114
-rw-r--r--drivers/hid/hid-magicmouse.c6
-rw-r--r--drivers/hid/hid-multitouch.c233
-rw-r--r--drivers/hid/hid-uclogic.c141
-rw-r--r--drivers/hid/hid-wacom.c302
-rw-r--r--drivers/hid/hid-waltop.c230
-rw-r--r--drivers/hid/hid-wiimote-core.c16
-rw-r--r--drivers/hid/hidraw.c19
-rw-r--r--drivers/hid/usbhid/Kconfig8
-rw-r--r--drivers/hid/usbhid/hid-core.c146
-rw-r--r--drivers/hid/usbhid/hid-quirks.c1
-rw-r--r--drivers/hid/usbhid/hiddev.c9
-rw-r--r--drivers/hid/usbhid/usbhid.h1
-rw-r--r--drivers/hid/usbhid/usbmouse.c7
26 files changed, 1544 insertions, 568 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index ffddcba32af..bef04c19276 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -1,20 +1,11 @@
#
# HID driver configuration
#
-menuconfig HID_SUPPORT
- bool "HID Devices"
- depends on INPUT
- default y
- ---help---
- Say Y here to get to see options for various computer-human interface
- device drivers. This option alone does not add any kernel code.
-
- If you say N, all options in this submenu will be skipped and disabled.
-
-if HID_SUPPORT
+menu "HID support"
+ depends on INPUT
config HID
- tristate "Generic HID support"
+ tristate "HID bus support"
depends on INPUT
default y
---help---
@@ -23,18 +14,25 @@ config HID
most commonly used to refer to the USB-HID specification, but other
devices (such as, but not strictly limited to, Bluetooth) are
designed using HID specification (this involves certain keyboards,
- mice, tablets, etc). This option compiles into kernel the generic
- HID layer code (parser, usages, etc.), which can then be used by
- transport-specific HID implementation (like USB or Bluetooth).
+ mice, tablets, etc). This option adds the HID bus to the kernel,
+ together with generic HID layer code. The HID devices are added and
+ removed from the HID bus by the transport-layer drivers, such as
+ usbhid (USB_HID) and hidp (BT_HIDP).
For docs and specs, see http://www.usb.org/developers/hidpage/
If unsure, say Y.
+if HID
+
config HID_BATTERY_STRENGTH
- bool
+ bool "Battery level reporting for HID devices"
depends on HID && POWER_SUPPLY && HID = POWER_SUPPLY
default n
+ ---help---
+ This option adds support of reporting battery strength (for HID devices
+ that support this feature) through power_supply class so that userspace
+ tools, such as upower, can display it.
config HIDRAW
bool "/dev/hidraw raw HID device support"
@@ -55,7 +53,18 @@ config HIDRAW
If unsure, say Y.
-source "drivers/hid/usbhid/Kconfig"
+config HID_GENERIC
+ tristate "Generic HID driver"
+ depends on HID
+ default HID
+ ---help---
+ Support for generic devices on the HID bus. This includes most
+ keyboards and mice, joysticks, tablets and digitizers.
+
+ To compile this driver as a module, choose M here: the module
+ will be called hid-generic.
+
+ If unsure, say Y.
menu "Special HID drivers"
depends on HID
@@ -92,6 +101,12 @@ config HID_APPLE
Say Y here if you want support for keyboards of Apple iBooks, PowerBooks,
MacBooks, MacBook Pros and Apple Aluminum.
+config HID_AUREAL
+ tristate "Aureal"
+ depends on USB_HID
+ ---help---
+ Support for Aureal Cy se W-01RN Remote Controller and other Aureal derived remotes.
+
config HID_BELKIN
tristate "Belkin Flip KVM and Wireless keyboard" if EXPERT
depends on USB_HID
@@ -448,7 +463,7 @@ config HID_PICOLCD_FB
select FB_SYS_FOPS
---help---
Provide access to PicoLCD's 256x64 monochrome display via a
- frambuffer device.
+ framebuffer device.
config HID_PICOLCD_BACKLIGHT
bool "Backlight control" if EXPERT
@@ -595,16 +610,10 @@ config THRUSTMASTER_FF
config HID_WACOM
tristate "Wacom Bluetooth devices support"
depends on BT_HIDP
- ---help---
- Support for Wacom Graphire Bluetooth tablet.
-
-config HID_WACOM_POWER_SUPPLY
- bool "Wacom Bluetooth devices power supply status support"
- depends on HID_WACOM
+ depends on LEDS_CLASS
select POWER_SUPPLY
---help---
- Say Y here if you want to enable power supply status monitoring for
- Wacom Bluetooth devices.
+ Support for Wacom Graphire Bluetooth and Intuos4 WL tablets.
config HID_WIIMOTE
tristate "Nintendo Wii Remote support"
@@ -646,4 +655,8 @@ config HID_ZYDACRON
endmenu
-endif # HID_SUPPORT
+endif # HID
+
+source "drivers/hid/usbhid/Kconfig"
+
+endmenu
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index 22f1d16cd79..ca6cc9f0485 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -9,6 +9,8 @@ endif
obj-$(CONFIG_HID) += hid.o
+obj-$(CONFIG_HID_GENERIC) += hid-generic.o
+
hid-$(CONFIG_HIDRAW) += hidraw.o
hid-logitech-y := hid-lg.o
@@ -36,6 +38,7 @@ endif
obj-$(CONFIG_HID_A4TECH) += hid-a4tech.o
obj-$(CONFIG_HID_ACRUX) += hid-axff.o
obj-$(CONFIG_HID_APPLE) += hid-apple.o
+obj-$(CONFIG_HID_AUREAL) += hid-aureal.o
obj-$(CONFIG_HID_BELKIN) += hid-belkin.o
obj-$(CONFIG_HID_CHERRY) += hid-cherry.o
obj-$(CONFIG_HID_CHICONY) += hid-chicony.o
diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c
index 899c71200bd..585344b6d33 100644
--- a/drivers/hid/hid-apple.c
+++ b/drivers/hid/hid-apple.c
@@ -234,7 +234,7 @@ static int hidinput_apple_event(struct hid_device *hid, struct input_dev *input,
}
}
- if (iso_layout) {
+ if (iso_layout) {
if (asc->quirks & APPLE_ISO_KEYBOARD) {
trans = apple_find_translation(apple_iso_keyboard, usage->code);
if (trans) {
@@ -458,6 +458,9 @@ static const struct hid_device_id apple_devices[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO),
.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
APPLE_ISO_KEYBOARD },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
+ USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI),
+ .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS),
.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI),
diff --git a/drivers/hid/hid-aureal.c b/drivers/hid/hid-aureal.c
new file mode 100644
index 00000000000..ba64b041b8b
--- /dev/null
+++ b/drivers/hid/hid-aureal.c
@@ -0,0 +1,54 @@
+/*
+ * HID driver for Aureal Cy se W-01RN USB_V3.1 devices
+ *
+ * Copyright (c) 2010 Franco Catrin <fcatrin@gmail.com>
+ * Copyright (c) 2010 Ben Cropley <bcropley@internode.on.net>
+ *
+ * Based on HID sunplus driver by
+ * Copyright (c) 1999 Andreas Gal
+ * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
+ * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
+ * Copyright (c) 2006-2007 Jiri Kosina
+ * Copyright (c) 2007 Paul Walmsley
+ * Copyright (c) 2008 Jiri Slaby
+ */
+#include <linux/device.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+
+#include "hid-ids.h"
+
+static __u8 *aureal_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+ unsigned int *rsize)
+{
+ if (*rsize >= 54 && rdesc[52] == 0x25 && rdesc[53] == 0x01) {
+ dev_info(&hdev->dev, "fixing Aureal Cy se W-01RN USB_V3.1 report descriptor.\n");
+ rdesc[53] = 0x65;
+ } return rdesc;
+}
+
+static const struct hid_device_id aureal_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
+ { }
+};
+MODULE_DEVICE_TABLE(hid, aureal_devices);
+
+static struct hid_driver aureal_driver = {
+ .name = "aureal",
+ .id_table = aureal_devices,
+ .report_fixup = aureal_report_fixup,
+};
+
+static int __init aureal_init(void)
+{
+ return hid_register_driver(&aureal_driver);
+}
+
+static void __exit aureal_exit(void)
+{
+ hid_unregister_driver(&aureal_driver);
+}
+
+module_init(aureal_init);
+module_exit(aureal_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 054677b3d16..4c87276c8dd 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -230,9 +230,16 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign
return -1;
}
- if (parser->global.logical_maximum < parser->global.logical_minimum) {
- hid_err(parser->device, "logical range invalid %d %d\n",
- parser->global.logical_minimum, parser->global.logical_maximum);
+ /* Handle both signed and unsigned cases properly */
+ if ((parser->global.logical_minimum < 0 &&
+ parser->global.logical_maximum <
+ parser->global.logical_minimum) ||
+ (parser->global.logical_minimum >= 0 &&
+ (__u32)parser->global.logical_maximum <
+ (__u32)parser->global.logical_minimum)) {
+ dbg_hid("logical range invalid 0x%x 0x%x\n",
+ parser->global.logical_minimum,
+ parser->global.logical_maximum);
return -1;
}
@@ -546,12 +553,11 @@ static void hid_free_report(struct hid_report *report)
}
/*
- * Free a device structure, all reports, and all fields.
+ * Close report. This function returns the device
+ * state to the point prior to hid_open_report().
*/
-
-static void hid_device_release(struct device *dev)
+static void hid_close_report(struct hid_device *device)
{
- struct hid_device *device = container_of(dev, struct hid_device, dev);
unsigned i, j;
for (i = 0; i < HID_REPORT_TYPES; i++) {
@@ -562,11 +568,34 @@ static void hid_device_release(struct device *dev)
if (report)
hid_free_report(report);
}
+ memset(report_enum, 0, sizeof(*report_enum));
+ INIT_LIST_HEAD(&report_enum->report_list);
}
kfree(device->rdesc);
+ device->rdesc = NULL;
+ device->rsize = 0;
+
kfree(device->collection);
- kfree(device);
+ device->collection = NULL;
+ device->collection_size = 0;
+ device->maxcollection = 0;
+ device->maxapplication = 0;
+
+ device->status &= ~HID_STAT_PARSED;
+}
+
+/*
+ * Free a device structure, all reports, and all fields.
+ */
+
+static void hid_device_release(struct device *dev)
+{
+ struct hid_device *hid = container_of(dev, struct hid_device, dev);
+
+ hid_close_report(hid);
+ kfree(hid->dev_rdesc);
+ kfree(hid);
}
/*
@@ -636,6 +665,60 @@ static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
return NULL;
}
+static void hid_scan_usage(struct hid_device *hid, u32 usage)
+{
+ if (usage == HID_DG_CONTACTID)
+ hid->group = HID_GROUP_MULTITOUCH;
+}
+
+/*
+ * Scan a report descriptor before the device is added to the bus.
+ * Sets device groups and other properties that determine what driver
+ * to load.
+ */
+static int hid_scan_report(struct hid_device *hid)
+{
+ unsigned int page = 0, delim = 0;
+ __u8 *start = hid->dev_rdesc;
+ __u8 *end = start + hid->dev_rsize;
+ unsigned int u, u_min = 0, u_max = 0;
+ struct hid_item item;
+
+ hid->group = HID_GROUP_GENERIC;
+ while ((start = fetch_item(start, end, &item)) != NULL) {
+ if (item.format != HID_ITEM_FORMAT_SHORT)
+ return -EINVAL;
+ if (item.type == HID_ITEM_TYPE_GLOBAL) {
+ if (item.tag == HID_GLOBAL_ITEM_TAG_USAGE_PAGE)
+ page = item_udata(&item) << 16;
+ } else if (item.type == HID_ITEM_TYPE_LOCAL) {
+ if (delim > 1)
+ break;
+ u = item_udata(&item);
+ if (item.size <= 2)
+ u += page;
+ switch (item.tag) {
+ case HID_LOCAL_ITEM_TAG_DELIMITER:
+ delim += !!u;
+ break;
+ case HID_LOCAL_ITEM_TAG_USAGE:
+ hid_scan_usage(hid, u);
+ break;
+ case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
+ u_min = u;
+ break;
+ case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
+ u_max = u;
+ for (u = u_min; u <= u_max; u++)
+ hid_scan_usage(hid, u);
+ break;
+ }
+ }
+ }
+
+ return 0;
+}
+
/**
* hid_parse_report - parse device report
*
@@ -643,15 +726,37 @@ static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
* @start: report start
* @size: report size
*
+ * Allocate the device report as read by the bus driver. This function should
+ * only be called from parse() in ll drivers.
+ */
+int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
+{
+ hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
+ if (!hid->dev_rdesc)
+ return -ENOMEM;
+ hid->dev_rsize = size;
+ return 0;
+}
+EXPORT_SYMBOL_GPL(hid_parse_report);
+
+/**
+ * hid_open_report - open a driver-specific device report
+ *
+ * @device: hid device
+ *
* Parse a report description into a hid_device structure. Reports are
* enumerated, fields are attached to these reports.
* 0 returned on success, otherwise nonzero error value.
+ *
+ * This function (or the equivalent hid_parse() macro) should only be
+ * called from probe() in drivers, before starting the device.
*/
-int hid_parse_report(struct hid_device *device, __u8 *start,
- unsigned size)
+int hid_open_report(struct hid_device *device)
{
struct hid_parser *parser;
struct hid_item item;
+ unsigned int size;
+ __u8 *start;
__u8 *end;
int ret;
static int (*dispatch_type[])(struct hid_parser *parser,
@@ -662,6 +767,14 @@ int hid_parse_report(struct hid_device *device, __u8 *start,
hid_parser_reserved
};
+ if (WARN_ON(device->status & HID_STAT_PARSED))
+ return -EBUSY;
+
+ start = device->dev_rdesc;
+ if (WARN_ON(!start))
+ return -ENODEV;
+ size = device->dev_rsize;
+
if (device->driver->report_fixup)
start = device->driver->report_fixup(device, start, &size);
@@ -679,6 +792,15 @@ int hid_parse_report(struct hid_device *device, __u8 *start,
parser->device = device;
end = start + size;
+
+ device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
+ sizeof(struct hid_collection), GFP_KERNEL);
+ if (!device->collection) {
+ ret = -ENOMEM;
+ goto err;
+ }
+ device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
+
ret = -EINVAL;
while ((start = fetch_item(start, end, &item)) != NULL) {
@@ -704,6 +826,7 @@ int hid_parse_report(struct hid_device *device, __u8 *start,
goto err;
}
vfree(parser);
+ device->status |= HID_STAT_PARSED;
return 0;
}
}
@@ -711,9 +834,10 @@ int hid_parse_report(struct hid_device *device, __u8 *start,
hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
err:
vfree(parser);
+ hid_close_report(device);
return ret;
}
-EXPORT_SYMBOL_GPL(hid_parse_report);
+EXPORT_SYMBOL_GPL(hid_open_report);
/*
* Convert a signed n-bit integer to signed 32-bit integer. Common
@@ -1032,7 +1156,7 @@ static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
return report;
}
-void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
+int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
int interrupt)
{
struct hid_report_enum *report_enum = hid->report_enum + type;
@@ -1040,10 +1164,11 @@ void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
unsigned int a;
int rsize, csize = size;
u8 *cdata = data;
+ int ret = 0;
report = hid_get_report(report_enum, data);
if (!report)
- return;
+ goto out;
if (report_enum->numbered) {
cdata++;
@@ -1063,14 +1188,19 @@ void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
hid->hiddev_report_event(hid, report);
- if (hid->claimed & HID_CLAIMED_HIDRAW)
- hidraw_report_event(hid, data, size);
+ if (hid->claimed & HID_CLAIMED_HIDRAW) {
+ ret = hidraw_report_event(hid, data, size);
+ if (ret)
+ goto out;
+ }
for (a = 0; a < report->maxfield; a++)
hid_input_field(hid, report->field[a], cdata, interrupt);
if (hid->claimed & HID_CLAIMED_INPUT)
hidinput_report_event(hid, report);
+out:
+ return ret;
}
EXPORT_SYMBOL_GPL(hid_report_raw_event);
@@ -1147,7 +1277,7 @@ nomem:
}
}
- hid_report_raw_event(hid, type, data, size, interrupt);
+ ret = hid_report_raw_event(hid, type, data, size, interrupt);
unlock:
up(&hid->driver_lock);
@@ -1158,7 +1288,8 @@ EXPORT_SYMBOL_GPL(hid_input_report);
static bool hid_match_one_id(struct hid_device *hdev,
const struct hid_device_id *id)
{
- return id->bus == hdev->bus &&
+ return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
+ (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
(id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
(id->product == HID_ANY_ID || id->product == hdev->product);
}
@@ -1234,10 +1365,6 @@ int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
connect_mask & HID_CONNECT_HIDINPUT_FORCE))
hdev->claimed |= HID_CLAIMED_INPUT;
- if (hdev->quirks & HID_QUIRK_MULTITOUCH) {
- /* this device should be handled by hid-multitouch, skip it */
- return -ENODEV;
- }
if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
!hdev->hiddev_connect(hdev,
@@ -1314,13 +1441,10 @@ EXPORT_SYMBOL_GPL(hid_disconnect);
/* a list of devices for which there is a specialized driver on HID bus */
static const struct hid_device_id hid_have_special_driver[] = {
- { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
- { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
- { HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, USB_DEVICE_ID_ACTIONSTAR_1011) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
@@ -1388,60 +1512,33 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
- { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
- { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
{ HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
{ HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
- { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
- { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
- { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
- { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
- { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
- { HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
- { HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
- { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
- { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2515) },
{ HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
{ HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
- { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_FRUCTEL, USB_DEVICE_ID_GAMETEL_MT_MODE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
- { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
- { HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, USB_DEVICE_ID_GOODTOUCH_000f) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
- { HID_USB_DEVICE(USB_VENDOR_ID_HANVON, USB_DEVICE_ID_HANVON_MULTITOUCH) },
- { HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
- { HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, USB_DEVICE_ID_IDEACOM_IDC6650) },
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
- { HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, USB_DEVICE_ID_ILITEK_MULTITOUCH) },
- { HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
{ HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
@@ -1450,7 +1547,6 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
- { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MULTITOUCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
@@ -1483,8 +1579,6 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
- { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH) },
- { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH_DUAL) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
@@ -1516,15 +1610,8 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
- { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT780) },
- { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT880) },
- { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_PCI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
- { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
- { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
- { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
{ HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
- { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
@@ -1541,9 +1628,6 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
{ HID_BLUETOOTH_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_STANTUM_STM, USB_DEVICE_ID_MTP_STM) },
- { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, USB_DEVICE_ID_MTP_SITRONIX) },
{ 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) },
@@ -1557,16 +1641,13 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
{ HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
- { HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
- { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
- { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
- { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
@@ -1581,16 +1662,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XAT, USB_DEVICE_ID_XAT_CSR) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX1) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX1) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR1) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX2) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX2) },
- { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR2) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
{ HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
@@ -1634,6 +1706,7 @@ static ssize_t store_new_id(struct device_driver *drv, const char *buf,
return -ENOMEM;
dynid->id.bus = bus;
+ dynid->id.group = HID_GROUP_ANY;
dynid->id.vendor = vendor;
dynid->id.product = product;
dynid->id.driver_data = driver_data;
@@ -1682,18 +1755,7 @@ static int hid_bus_match(struct device *dev, struct device_driver *drv)
struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- if ((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
- !strncmp(hdrv->name, "hid-multitouch", 14))
- return 1;
-
- if (!hid_match_device(hdev, hdrv))
- return 0;
-
- /* generic wants all that don't have specialized driver */
- if (!strncmp(hdrv->name, "generic-", 8) && !hid_ignore_special_drivers)
- return !hid_match_id(hdev, hid_have_special_driver);
-
- return 1;
+ return hid_match_device(hdev, hdrv) != NULL;
}
static int hid_device_probe(struct device *dev)
@@ -1710,23 +1772,22 @@ static int hid_device_probe(struct device *dev)
if (!hdev->driver) {
id = hid_match_device(hdev, hdrv);
if (id == NULL) {
- if (!((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
- !strncmp(hdrv->name, "hid-multitouch", 14))) {
- ret = -ENODEV;
- goto unlock;
- }
+ ret = -ENODEV;
+ goto unlock;
}
hdev->driver = hdrv;
if (hdrv->probe) {
ret = hdrv->probe(hdev, id);
} else { /* default probe */
- ret = hid_parse(hdev);
+ ret = hid_open_report(hdev);
if (!ret)
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
}
- if (ret)
+ if (ret) {
+ hid_close_report(hdev);
hdev->driver = NULL;
+ }
}
unlock:
up(&hdev->driver_lock);
@@ -1747,6 +1808,7 @@ static int hid_device_remove(struct device *dev)
hdrv->remove(hdev);
else /* default remove */
hid_hw_stop(hdev);
+ hid_close_report(hdev);
hdev->driver = NULL;
}
@@ -1754,6 +1816,23 @@ static int hid_device_remove(struct device *dev)
return 0;
}
+static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
+ char *buf)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ int len;
+
+ len = snprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
+ hdev->bus, hdev->group, hdev->vendor, hdev->product);
+
+ return (len >= PAGE_SIZE) ? (PAGE_SIZE - 1) : len;
+}
+
+static struct device_attribute hid_dev_attrs[] = {
+ __ATTR_RO(modalias),
+ __ATTR_NULL,
+};
+
static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
{
struct hid_device *hdev = container_of(dev, struct hid_device, dev);
@@ -1771,8 +1850,8 @@ static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
return -ENOMEM;
- if (add_uevent_var(env, "MODALIAS=hid:b%04Xv%08Xp%08X",
- hdev->bus, hdev->vendor, hdev->product))
+ if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
+ hdev->bus, hdev->group, hdev->vendor, hdev->product))
return -ENOMEM;
return 0;
@@ -1780,6 +1859,7 @@ static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
static struct bus_type hid_bus_type = {
.name = "hid",
+ .dev_attrs = hid_dev_attrs,
.match = hid_bus_match,
.probe = hid_device_probe,
.remove = hid_device_remove,
@@ -1803,6 +1883,7 @@ static const struct hid_device_id hid_ignore_list[] = {
{ 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_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
@@ -2082,6 +2163,26 @@ int hid_add_device(struct hid_device *hdev)
&& (hid_ignore(hdev) || (hdev->quirks & HID_QUIRK_IGNORE)))
return -ENODEV;
+ /*
+ * Read the device report descriptor once and use as template
+ * for the driver-specific modifications.
+ */
+ ret = hdev->ll_driver->parse(hdev);
+ if (ret)
+ return ret;
+ if (!hdev->dev_rdesc)
+ return -ENODEV;
+
+ /*
+ * Scan generic devices for group information
+ */
+ if (hid_ignore_special_drivers ||
+ !hid_match_id(hdev, hid_have_special_driver)) {
+ ret = hid_scan_report(hdev);
+ if (ret)
+ hid_warn(hdev, "bad device descriptor (%d)\n", ret);
+ }
+
/* XXX hack, any other cleaner solution after the driver core
* is converted to allow more than 20 bytes as the device name? */
dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
@@ -2110,7 +2211,6 @@ EXPORT_SYMBOL_GPL(hid_add_device);
struct hid_device *hid_allocate_device(void)
{
struct hid_device *hdev;
- unsigned int i;
int ret = -ENOMEM;
hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
@@ -2121,23 +2221,13 @@ struct hid_device *hid_allocate_device(void)
hdev->dev.release = hid_device_release;
hdev->dev.bus = &hid_bus_type;
- hdev->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
- sizeof(struct hid_collection), GFP_KERNEL);
- if (hdev->collection == NULL)
- goto err;
- hdev->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
-
- for (i = 0; i < HID_REPORT_TYPES; i++)
- INIT_LIST_HEAD(&hdev->report_enum[i].report_list);
+ hid_close_report(hdev);
init_waitqueue_head(&hdev->debug_wait);
INIT_LIST_HEAD(&hdev->debug_list);
sema_init(&hdev->driver_lock, 1);
return hdev;
-err:
- put_device(&hdev->dev);
- return ERR_PTR(ret);
}
EXPORT_SYMBOL_GPL(hid_allocate_device);
@@ -2148,6 +2238,9 @@ static void hid_remove_device(struct hid_device *hdev)
hid_debug_unregister(hdev);
hdev->status &= ~HID_STAT_ADDED;
}
+ kfree(hdev->dev_rdesc);
+ hdev->dev_rdesc = NULL;
+ hdev->dev_rsize = 0;
}
/**
diff --git a/drivers/hid/hid-generic.c b/drivers/hid/hid-generic.c
new file mode 100644
index 00000000000..a8b3148e03a
--- /dev/null
+++ b/drivers/hid/hid-generic.c
@@ -0,0 +1,53 @@
+/*
+ * HID support for Linux
+ *
+ * Copyright (c) 1999 Andreas Gal
+ * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
+ * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
+ * Copyright (c) 2007-2008 Oliver Neukum
+ * Copyright (c) 2006-2012 Jiri Kosina
+ * Copyright (c) 2012 Henrik Rydberg
+ */
+
+/*
+ * 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/module.h>
+#include <linux/slab.h>
+#include <linux/kernel.h>
+#include <asm/unaligned.h>
+#include <asm/byteorder.h>
+
+#include <linux/hid.h>
+
+static const struct hid_device_id hid_table[] = {
+ { HID_DEVICE(HID_BUS_ANY, HID_GROUP_GENERIC, HID_ANY_ID, HID_ANY_ID) },
+ { }
+};
+MODULE_DEVICE_TABLE(hid, hid_table);
+
+static struct hid_driver hid_generic = {
+ .name = "hid-generic",
+ .id_table = hid_table,
+};
+
+static int __init hid_init(void)
+{
+ return hid_register_driver(&hid_generic);
+}
+
+static void __exit hid_exit(void)
+{
+ hid_unregister_driver(&hid_generic);
+}
+
+module_init(hid_init);
+module_exit(hid_exit);
+
+MODULE_AUTHOR("Henrik Rydberg");
+MODULE_DESCRIPTION("HID generic driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index 406632472c1..3d62781b899 100644
--- a/drivers/hid/hid-hyperv.c
+++ b/drivers/hid/hid-hyperv.c
@@ -430,6 +430,15 @@ cleanup:
return ret;
}
+static int mousevsc_hid_parse(struct hid_device *hid)
+{
+ struct hv_device *dev = hid_get_drvdata(hid);
+ struct mousevsc_dev *input_dev = hv_get_drvdata(dev);
+
+ return hid_parse_report(hid, input_dev->report_desc,
+ input_dev->report_desc_size);
+}
+
static int mousevsc_hid_open(struct hid_device *hid)
{
return 0;
@@ -449,6 +458,7 @@ static void mousevsc_hid_stop(struct hid_device *hid)
}
static struct hid_ll_driver mousevsc_ll_driver = {
+ .parse = mousevsc_hid_parse,
.open = mousevsc_hid_open,
.close = mousevsc_hid_close,
.start = mousevsc_hid_start,
@@ -506,13 +516,14 @@ static int mousevsc_probe(struct hv_device *device,
sprintf(hid_dev->name, "%s", "Microsoft Vmbus HID-compliant Mouse");
+ hid_set_drvdata(hid_dev, device);
+
ret = hid_add_device(hid_dev);
if (ret)
goto probe_err1;
- ret = hid_parse_report(hid_dev, input_dev->report_desc,
- input_dev->report_desc_size);
+ ret = hid_parse(hid_dev);
if (ret) {
hid_err(hid_dev, "parse failed\n");
goto probe_err2;
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index dfd40981c86..875ff451842 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -157,9 +157,18 @@
#define USB_DEVICE_ID_ATMEL_MULTITOUCH 0x211c
#define USB_DEVICE_ID_ATMEL_MXT_DIGITIZER 0x2118
+#define USB_VENDOR_ID_AUREAL 0x0755
+#define USB_DEVICE_ID_AUREAL_W01RN 0x2626
+
#define USB_VENDOR_ID_AVERMEDIA 0x07ca
#define USB_DEVICE_ID_AVER_FM_MR800 0xb800
+#define USB_VENDOR_ID_AXENTIA 0x12cf
+#define USB_DEVICE_ID_AXENTIA_FM_RADIO 0x7111
+
+#define USB_VENDOR_ID_BAANTO 0x2453
+#define USB_DEVICE_ID_BAANTO_MT_190W2 0x0100
+
#define USB_VENDOR_ID_BELKIN 0x050d
#define USB_DEVICE_ID_FLIP_KVM 0x3201
@@ -732,6 +741,7 @@
#define USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U 0x0004
#define USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U 0x0005
#define USB_DEVICE_ID_UCLOGIC_TABLET_WP1062 0x0064
+#define USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850 0x0522
#define USB_VENDOR_ID_UNITEC 0x227d
#define USB_DEVICE_ID_UNITEC_USB_TOUCH_0709 0x0709
@@ -755,6 +765,7 @@
#define USB_DEVICE_ID_WALTOP_PID_0038 0x0038
#define USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH 0x0501
#define USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH 0x0500
+#define USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET 0x0502
#define USB_VENDOR_ID_WISEGROUP 0x0925
#define USB_DEVICE_ID_SMARTJOY_PLUS 0x0005
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 002781c5a61..132b0019365 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -225,7 +225,10 @@ static __s32 hidinput_calc_abs_res(const struct hid_field *field, __u16 code)
* Verify and convert units.
* See HID specification v1.11 6.2.2.7 Global Items for unit decoding
*/
- if (code == ABS_X || code == ABS_Y || code == ABS_Z) {
+ switch (code) {
+ case ABS_X:
+ case ABS_Y:
+ case ABS_Z:
if (field->unit == 0x11) { /* If centimeters */
/* Convert to millimeters */
unit_exponent += 1;
@@ -239,7 +242,13 @@ static __s32 hidinput_calc_abs_res(const struct hid_field *field, __u16 code)
} else {
return 0;
}
- } else if (code == ABS_RX || code == ABS_RY || code == ABS_RZ) {
+ break;
+
+ case ABS_RX:
+ case ABS_RY:
+ case ABS_RZ:
+ case ABS_TILT_X:
+ case ABS_TILT_Y:
if (field->unit == 0x14) { /* If degrees */
/* Convert to radians */
prev = logical_extents;
@@ -250,7 +259,9 @@ static __s32 hidinput_calc_abs_res(const struct hid_field *field, __u16 code)
} else if (field->unit != 0x12) { /* If not radians */
return 0;
}
- } else {
+ break;
+
+ default:
return 0;
}
@@ -623,6 +634,14 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
map_key_clear(BTN_TOOL_RUBBER);
break;
+ case 0x3d: /* X Tilt */
+ map_abs_clear(ABS_TILT_X);
+ break;
+
+ case 0x3e: /* Y Tilt */
+ map_abs_clear(ABS_TILT_Y);
+ break;
+
case 0x33: /* Touch */
case 0x42: /* TipSwitch */
case 0x43: /* TipSwitch2 */
@@ -638,10 +657,6 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
map_key_clear(BTN_STYLUS2);
break;
- case 0x51: /* ContactID */
- device->quirks |= HID_QUIRK_MULTITOUCH;
- goto unknown;
-
default: goto unknown;
}
break;
@@ -1208,13 +1223,6 @@ int hidinput_connect(struct hid_device *hid, unsigned int force)
}
}
- if (hid->quirks & HID_QUIRK_MULTITOUCH) {
- /* generic hid does not know how to handle multitouch devices */
- if (hidinput)
- goto out_cleanup;
- goto out_unwind;
- }
-
if (hidinput && input_register_device(hidinput->input))
goto out_cleanup;
diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c
index e7a7bd1eb34..fc37ed6b108 100644
--- a/drivers/hid/hid-lg.c
+++ b/drivers/hid/hid-lg.c
@@ -109,23 +109,23 @@ static __u8 dfp_rdesc_fixed[] = {
static __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
- unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
+ struct lg_drv_data *drv_data = (struct lg_drv_data *)hid_get_drvdata(hdev);
- if ((quirks & LG_RDESC) && *rsize >= 90 && rdesc[83] == 0x26 &&
+ if ((drv_data->quirks & LG_RDESC) && *rsize >= 90 && rdesc[83] == 0x26 &&
rdesc[84] == 0x8c && rdesc[85] == 0x02) {
hid_info(hdev,
"fixing up Logitech keyboard report descriptor\n");
rdesc[84] = rdesc[89] = 0x4d;
rdesc[85] = rdesc[90] = 0x10;
}
- if ((quirks & LG_RDESC_REL_ABS) && *rsize >= 50 &&
+ if ((drv_data->quirks & LG_RDESC_REL_ABS) && *rsize >= 50 &&
rdesc[32] == 0x81 && rdesc[33] == 0x06 &&
rdesc[49] == 0x81 && rdesc[50] == 0x06) {
hid_info(hdev,
"fixing up rel/abs in Logitech report descriptor\n");
rdesc[33] = rdesc[50] = 0x02;
}
- if ((quirks & LG_FF4) && *rsize >= 101 &&
+ if ((drv_data->quirks & LG_FF4) && *rsize >= 101 &&
rdesc[41] == 0x95 && rdesc[42] == 0x0B &&
rdesc[47] == 0x05 && rdesc[48] == 0x09) {
hid_info(hdev, "fixing up Logitech Speed Force Wireless button descriptor\n");
@@ -278,7 +278,7 @@ static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi,
0, 0, 0, 0, 0,183,184,185,186,187,
188,189,190,191,192,193,194, 0, 0, 0
};
- unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
+ struct lg_drv_data *drv_data = (struct lg_drv_data *)hid_get_drvdata(hdev);
unsigned int hid = usage->hid;
if (hdev->product == USB_DEVICE_ID_LOGITECH_RECEIVER &&
@@ -289,7 +289,7 @@ static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi,
lg_dinovo_mapping(hi, usage, bit, max))
return 1;
- if ((quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max))
+ if ((drv_data->quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max))
return 1;
if ((hid & HID_USAGE_PAGE) != HID_UP_BUTTON)
@@ -299,11 +299,11 @@ static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi,
/* Special handling for Logitech Cordless Desktop */
if (field->application == HID_GD_MOUSE) {
- if ((quirks & LG_IGNORE_DOUBLED_WHEEL) &&
+ if ((drv_data->quirks & LG_IGNORE_DOUBLED_WHEEL) &&
(hid == 7 || hid == 8))
return -1;
} else {
- if ((quirks & LG_EXPANDED_KEYMAP) &&
+ if ((drv_data->quirks & LG_EXPANDED_KEYMAP) &&
hid < ARRAY_SIZE(e_keymap) &&
e_keymap[hid] != 0) {
hid_map_usage(hi, usage, bit, max, EV_KEY,
@@ -319,13 +319,13 @@ static int lg_input_mapped(struct hid_device *hdev, struct hid_input *hi,
struct hid_field *field, struct hid_usage *usage,
unsigned long **bit, int *max)
{
- unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
+ struct lg_drv_data *drv_data = (struct lg_drv_data *)hid_get_drvdata(hdev);
- if ((quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY &&
+ if ((drv_data->quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY &&
(field->flags & HID_MAIN_ITEM_RELATIVE))
field->flags &= ~HID_MAIN_ITEM_RELATIVE;
- if ((quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY ||
+ if ((drv_data->quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY ||
usage->type == EV_REL || usage->type == EV_ABS))
clear_bit(usage->code, *bit);
@@ -335,9 +335,9 @@ static int lg_input_mapped(struct hid_device *hdev, struct hid_input *hi,
static int lg_event(struct hid_device *hdev, struct hid_field *field,
struct hid_usage *usage, __s32 value)
{
- unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
+ struct lg_drv_data *drv_data = (struct lg_drv_data *)hid_get_drvdata(hdev);
- if ((quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) {
+ if ((drv_data->quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) {
input_event(field->hidinput->input, usage->type, usage->code,
-value);
return 1;
@@ -348,13 +348,20 @@ static int lg_event(struct hid_device *hdev, struct hid_field *field,
static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
- unsigned long quirks = id->driver_data;
unsigned int connect_mask = HID_CONNECT_DEFAULT;
+ struct lg_drv_data *drv_data;
int ret;
- hid_set_drvdata(hdev, (void *)quirks);
+ drv_data = kzalloc(sizeof(struct lg_drv_data), GFP_KERNEL);
+ if (!drv_data) {
+ hid_err(hdev, "Insufficient memory, cannot allocate driver data\n");
+ return -ENOMEM;
+ }
+ drv_data->quirks = id->driver_data;
+
+ hid_set_drvdata(hdev, (void *)drv_data);
- if (quirks & LG_NOGET)
+ if (drv_data->quirks & LG_NOGET)
hdev->quirks |= HID_QUIRK_NOGET;
ret = hid_parse(hdev);
@@ -363,7 +370,7 @@ static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id)
goto err_free;
}
- if (quirks & (LG_FF | LG_FF2 | LG_FF3 | LG_FF4))
+ if (drv_data->quirks & (LG_FF | LG_FF2 | LG_FF3 | LG_FF4))
connect_mask &= ~HID_CONNECT_FF;
ret = hid_hw_start(hdev, connect_mask);
@@ -392,27 +399,29 @@ static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id)
}
}
- if (quirks & LG_FF)
+ if (drv_data->quirks & LG_FF)
lgff_init(hdev);
- if (quirks & LG_FF2)
+ if (drv_data->quirks & LG_FF2)
lg2ff_init(hdev);
- if (quirks & LG_FF3)
+ if (drv_data->quirks & LG_FF3)
lg3ff_init(hdev);
- if (quirks & LG_FF4)
+ if (drv_data->quirks & LG_FF4)
lg4ff_init(hdev);
return 0;
err_free:
+ kfree(drv_data);
return ret;
}
static void lg_remove(struct hid_device *hdev)
{
- unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
- if(quirks & LG_FF4)
+ struct lg_drv_data *drv_data = (struct lg_drv_data *)hid_get_drvdata(hdev);
+ if (drv_data->quirks & LG_FF4)
lg4ff_deinit(hdev);
hid_hw_stop(hdev);
+ kfree(drv_data);
}
static const struct hid_device_id lg_devices[] = {
diff --git a/drivers/hid/hid-lg.h b/drivers/hid/hid-lg.h
index 4b097286dc7..d64cf8d2751 100644
--- a/drivers/hid/hid-lg.h
+++ b/drivers/hid/hid-lg.h
@@ -1,6 +1,11 @@
#ifndef __HID_LG_H
#define __HID_LG_H
+struct lg_drv_data {
+ unsigned long quirks;
+ void *device_props; /* Device specific properties */
+};
+
#ifdef CONFIG_LOGITECH_FF
int lgff_init(struct hid_device *hdev);
#else
diff --git a/drivers/hid/hid-lg4ff.c b/drivers/hid/hid-lg4ff.c
index 6ecc9e22044..f3390ee6105 100644
--- a/drivers/hid/hid-lg4ff.c
+++ b/drivers/hid/hid-lg4ff.c
@@ -1,7 +1,8 @@
/*
- * Force feedback support for Logitech Speed Force Wireless
+ * Force feedback support for Logitech Gaming Wheels
*
- * http://wiibrew.org/wiki/Logitech_USB_steering_wheel
+ * Including G27, G25, DFP, DFGT, FFEX, Momo, Momo2 &
+ * Speed Force Wireless (WiiWheel)
*
* Copyright (c) 2010 Simon Wood <simon@mungewell.org>
*/
@@ -51,20 +52,18 @@ static ssize_t lg4ff_range_store(struct device *dev, struct device_attribute *at
static DEVICE_ATTR(range, S_IRWXU | S_IRWXG | S_IRWXO, lg4ff_range_show, lg4ff_range_store);
-static bool list_inited;
-
struct lg4ff_device_entry {
- char *device_id; /* Use name in respective kobject structure's address as the ID */
__u16 range;
__u16 min_range;
__u16 max_range;
- __u8 leds;
+#ifdef CONFIG_LEDS_CLASS
+ __u8 led_state;
+ struct led_classdev *led[5];
+#endif
struct list_head list;
void (*set_range)(struct hid_device *hid, u16 range);
};
-static struct lg4ff_device_entry device_list;
-
static const signed short lg4ff_wheel_effects[] = {
FF_CONSTANT,
FF_AUTOCENTER,
@@ -285,18 +284,20 @@ static void hid_lg4ff_switch_native(struct hid_device *hid, const struct lg4ff_n
/* Read current range and display it in terminal */
static ssize_t lg4ff_range_show(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct lg4ff_device_entry *uninitialized_var(entry);
- struct list_head *h;
struct hid_device *hid = to_hid_device(dev);
+ struct lg4ff_device_entry *entry;
+ struct lg_drv_data *drv_data;
size_t count;
- list_for_each(h, &device_list.list) {
- entry = list_entry(h, struct lg4ff_device_entry, list);
- if (strcmp(entry->device_id, (&hid->dev)->kobj.name) == 0)
- break;
+ drv_data = hid_get_drvdata(hid);
+ if (!drv_data) {
+ hid_err(hid, "Private driver data not found!\n");
+ return 0;
}
- if (h == &device_list.list) {
- dbg_hid("Device not found!");
+
+ entry = drv_data->device_props;
+ if (!entry) {
+ hid_err(hid, "Device properties not found!\n");
return 0;
}
@@ -308,19 +309,21 @@ static ssize_t lg4ff_range_show(struct device *dev, struct device_attribute *att
* according to the type of the wheel */
static ssize_t lg4ff_range_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
- struct lg4ff_device_entry *uninitialized_var(entry);
- struct list_head *h;
struct hid_device *hid = to_hid_device(dev);
+ struct lg4ff_device_entry *entry;
+ struct lg_drv_data *drv_data;
__u16 range = simple_strtoul(buf, NULL, 10);
- list_for_each(h, &device_list.list) {
- entry = list_entry(h, struct lg4ff_device_entry, list);
- if (strcmp(entry->device_id, (&hid->dev)->kobj.name) == 0)
- break;
+ drv_data = hid_get_drvdata(hid);
+ if (!drv_data) {
+ hid_err(hid, "Private driver data not found!\n");
+ return 0;
}
- if (h == &device_list.list) {
- dbg_hid("Device not found!");
- return count;
+
+ entry = drv_data->device_props;
+ if (!entry) {
+ hid_err(hid, "Device properties not found!\n");
+ return 0;
}
if (range == 0)
@@ -336,6 +339,88 @@ static ssize_t lg4ff_range_store(struct device *dev, struct device_attribute *at
return count;
}
+#ifdef CONFIG_LEDS_CLASS
+static void lg4ff_set_leds(struct hid_device *hid, __u8 leds)
+{
+ struct list_head *report_list = &hid->report_enum[HID_OUTPUT_REPORT].report_list;
+ struct hid_report *report = list_entry(report_list->next, struct hid_report, list);
+
+ report->field[0]->value[0] = 0xf8;
+ report->field[0]->value[1] = 0x12;
+ report->field[0]->value[2] = leds;
+ report->field[0]->value[3] = 0x00;
+ report->field[0]->value[4] = 0x00;
+ report->field[0]->value[5] = 0x00;
+ report->field[0]->value[6] = 0x00;
+ usbhid_submit_report(hid, report, USB_DIR_OUT);
+}
+
+static void lg4ff_led_set_brightness(struct led_classdev *led_cdev,
+ enum led_brightness value)
+{
+ struct device *dev = led_cdev->dev->parent;
+ struct hid_device *hid = container_of(dev, struct hid_device, dev);
+ struct lg_drv_data *drv_data = (struct lg_drv_data *)hid_get_drvdata(hid);
+ struct lg4ff_device_entry *entry;
+ int i, state = 0;
+
+ if (!drv_data) {
+ hid_err(hid, "Device data not found.");
+ return;
+ }
+
+ entry = (struct lg4ff_device_entry *)drv_data->device_props;
+
+ if (!entry) {
+ hid_err(hid, "Device properties not found.");
+ return;
+ }
+
+ for (i = 0; i < 5; i++) {
+ if (led_cdev != entry->led[i])
+ continue;
+ state = (entry->led_state >> i) & 1;
+ if (value == LED_OFF && state) {
+ entry->led_state &= ~(1 << i);
+ lg4ff_set_leds(hid, entry->led_state);
+ } else if (value != LED_OFF && !state) {
+ entry->led_state |= 1 << i;
+ lg4ff_set_leds(hid, entry->led_state);
+ }
+ break;
+ }
+}
+
+static enum led_brightness lg4ff_led_get_brightness(struct led_classdev *led_cdev)
+{
+ struct device *dev = led_cdev->dev->parent;
+ struct hid_device *hid = container_of(dev, struct hid_device, dev);
+ struct lg_drv_data *drv_data = (struct lg_drv_data *)hid_get_drvdata(hid);
+ struct lg4ff_device_entry *entry;
+ int i, value = 0;
+
+ if (!drv_data) {
+ hid_err(hid, "Device data not found.");
+ return LED_OFF;
+ }
+
+ entry = (struct lg4ff_device_entry *)drv_data->device_props;
+
+ if (!entry) {
+ hid_err(hid, "Device properties not found.");
+ return LED_OFF;
+ }
+
+ for (i = 0; i < 5; i++)
+ if (led_cdev == entry->led[i]) {
+ value = (entry->led_state >> i) & 1;
+ break;
+ }
+
+ return value ? LED_FULL : LED_OFF;
+}
+#endif
+
int lg4ff_init(struct hid_device *hid)
{
struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list);
@@ -344,6 +429,7 @@ int lg4ff_init(struct hid_device *hid)
struct hid_report *report;
struct hid_field *field;
struct lg4ff_device_entry *entry;
+ struct lg_drv_data *drv_data;
struct usb_device_descriptor *udesc;
int error, i, j;
__u16 bcdDevice, rev_maj, rev_min;
@@ -423,28 +509,24 @@ int lg4ff_init(struct hid_device *hid)
dev->ff->set_autocenter(dev, 0);
}
- /* Initialize device_list if this is the first device to handle by lg4ff */
- if (!list_inited) {
- INIT_LIST_HEAD(&device_list.list);
- list_inited = 1;
+ /* Get private driver data */
+ drv_data = hid_get_drvdata(hid);
+ if (!drv_data) {
+ hid_err(hid, "Cannot add device, private driver data not allocated\n");
+ return -1;
}
- /* Add the device to device_list */
+ /* Initialize device properties */
entry = kzalloc(sizeof(struct lg4ff_device_entry), GFP_KERNEL);
if (!entry) {
- hid_err(hid, "Cannot add device, insufficient memory.\n");
- return -ENOMEM;
- }
- entry->device_id = kstrdup((&hid->dev)->kobj.name, GFP_KERNEL);
- if (!entry->device_id) {
- hid_err(hid, "Cannot set device_id, insufficient memory.\n");
- kfree(entry);
+ hid_err(hid, "Cannot add device, insufficient memory to allocate device properties.\n");
return -ENOMEM;
}
+ drv_data->device_props = entry;
+
entry->min_range = lg4ff_devices[i].min_range;
entry->max_range = lg4ff_devices[i].max_range;
entry->set_range = lg4ff_devices[i].set_range;
- list_add(&entry->list, &device_list.list);
/* Create sysfs interface */
error = device_create_file(&hid->dev, &dev_attr_range);
@@ -457,32 +539,100 @@ int lg4ff_init(struct hid_device *hid)
if (entry->set_range != NULL)
entry->set_range(hid, entry->range);
- hid_info(hid, "Force feedback for Logitech Speed Force Wireless by Simon Wood <simon@mungewell.org>\n");
+#ifdef CONFIG_LEDS_CLASS
+ /* register led subsystem - G27 only */
+ entry->led_state = 0;
+ for (j = 0; j < 5; j++)
+ entry->led[j] = NULL;
+
+ if (lg4ff_devices[i].product_id == USB_DEVICE_ID_LOGITECH_G27_WHEEL) {
+ struct led_classdev *led;
+ size_t name_sz;
+ char *name;
+
+ lg4ff_set_leds(hid, 0);
+
+ name_sz = strlen(dev_name(&hid->dev)) + 8;
+
+ for (j = 0; j < 5; j++) {
+ led = kzalloc(sizeof(struct led_classdev)+name_sz, GFP_KERNEL);
+ if (!led) {
+ hid_err(hid, "can't allocate memory for LED %d\n", j);
+ goto err;
+ }
+
+ name = (void *)(&led[1]);
+ snprintf(name, name_sz, "%s::RPM%d", dev_name(&hid->dev), j+1);
+ led->name = name;
+ led->brightness = 0;
+ led->max_brightness = 1;
+ led->brightness_get = lg4ff_led_get_brightness;
+ led->brightness_set = lg4ff_led_set_brightness;
+
+ entry->led[j] = led;
+ error = led_classdev_register(&hid->dev, led);
+
+ if (error) {
+ hid_err(hid, "failed to register LED %d. Aborting.\n", j);
+err:
+ /* Deregister LEDs (if any) */
+ for (j = 0; j < 5; j++) {
+ led = entry->led[j];
+ entry->led[j] = NULL;
+ if (!led)
+ continue;
+ led_classdev_unregister(led);
+ kfree(led);
+ }
+ goto out; /* Let the driver continue without LEDs */
+ }
+ }
+ }
+out:
+#endif
+ hid_info(hid, "Force feedback support for Logitech Gaming Wheels\n");
return 0;
}
int lg4ff_deinit(struct hid_device *hid)
{
- bool found = 0;
struct lg4ff_device_entry *entry;
- struct list_head *h, *g;
- list_for_each_safe(h, g, &device_list.list) {
- entry = list_entry(h, struct lg4ff_device_entry, list);
- if (strcmp(entry->device_id, (&hid->dev)->kobj.name) == 0) {
- list_del(h);
- kfree(entry->device_id);
- kfree(entry);
- found = 1;
- break;
- }
- }
+ struct lg_drv_data *drv_data;
+
+ device_remove_file(&hid->dev, &dev_attr_range);
- if (!found) {
- dbg_hid("Device entry not found!\n");
+ drv_data = hid_get_drvdata(hid);
+ if (!drv_data) {
+ hid_err(hid, "Error while deinitializing device, no private driver data.\n");
+ return -1;
+ }
+ entry = drv_data->device_props;
+ if (!entry) {
+ hid_err(hid, "Error while deinitializing device, no device properties data.\n");
return -1;
}
- device_remove_file(&hid->dev, &dev_attr_range);
+#ifdef CONFIG_LEDS_CLASS
+ {
+ int j;
+ struct led_classdev *led;
+
+ /* Deregister LEDs (if any) */
+ for (j = 0; j < 5; j++) {
+
+ led = entry->led[j];
+ entry->led[j] = NULL;
+ if (!led)
+ continue;
+ led_classdev_unregister(led);
+ kfree(led);
+ }
+ }
+#endif
+
+ /* Deallocate memory */
+ kfree(entry);
+
dbg_hid("Device successfully unregistered\n");
return 0;
}
diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index 2b56efcbdf6..0f9c146fc00 100644
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -26,6 +26,7 @@
#include <linux/hid.h>
#include <linux/module.h>
#include <linux/usb.h>
+#include <asm/unaligned.h>
#include "usbhid/usbhid.h"
#include "hid-ids.h"
#include "hid-logitech-dj.h"
@@ -155,6 +156,14 @@ static const char media_descriptor[] = {
/* Maximum size of all defined hid reports in bytes (including report id) */
#define MAX_REPORT_SIZE 8
+/* Make sure all descriptors are present here */
+#define MAX_RDESC_SIZE \
+ (sizeof(kbd_descriptor) + \
+ sizeof(mse_descriptor) + \
+ sizeof(consumer_descriptor) + \
+ sizeof(syscontrol_descriptor) + \
+ sizeof(media_descriptor))
+
/* Number of possible hid report types that can be created by this driver.
*
* Right now, RF report types have the same report types (or report id's)
@@ -265,8 +274,8 @@ static void logi_dj_recv_add_djhid_device(struct dj_receiver_dev *djrcv_dev,
goto dj_device_allocate_fail;
}
- dj_dev->reports_supported = le32_to_cpu(
- dj_report->report_params[DEVICE_PAIRED_RF_REPORT_TYPE]);
+ dj_dev->reports_supported = get_unaligned_le32(
+ dj_report->report_params + DEVICE_PAIRED_RF_REPORT_TYPE);
dj_dev->hdev = dj_hiddev;
dj_dev->dj_receiver_dev = djrcv_dev;
dj_dev->device_index = dj_report->device_index;
@@ -427,27 +436,37 @@ static int logi_dj_recv_send_report(struct dj_receiver_dev *djrcv_dev,
static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev)
{
- struct dj_report dj_report;
+ struct dj_report *dj_report;
+ int retval;
- memset(&dj_report, 0, sizeof(dj_report));
- dj_report.report_id = REPORT_ID_DJ_SHORT;
- dj_report.device_index = 0xFF;
- dj_report.report_type = REPORT_TYPE_CMD_GET_PAIRED_DEVICES;
- return logi_dj_recv_send_report(djrcv_dev, &dj_report);
+ dj_report = kzalloc(sizeof(dj_report), GFP_KERNEL);
+ if (!dj_report)
+ return -ENOMEM;
+ dj_report->report_id = REPORT_ID_DJ_SHORT;
+ dj_report->device_index = 0xFF;
+ dj_report->report_type = REPORT_TYPE_CMD_GET_PAIRED_DEVICES;
+ retval = logi_dj_recv_send_report(djrcv_dev, dj_report);
+ kfree(dj_report);
+ return retval;
}
static int logi_dj_recv_switch_to_dj_mode(struct dj_receiver_dev *djrcv_dev,
unsigned timeout)
{
- struct dj_report dj_report;
+ struct dj_report *dj_report;
+ int retval;
- memset(&dj_report, 0, sizeof(dj_report));
- dj_report.report_id = REPORT_ID_DJ_SHORT;
- dj_report.device_index = 0xFF;
- dj_report.report_type = REPORT_TYPE_CMD_SWITCH;
- dj_report.report_params[CMD_SWITCH_PARAM_DEVBITFIELD] = 0x3F;
- dj_report.report_params[CMD_SWITCH_PARAM_TIMEOUT_SECONDS] = (u8)timeout;
- return logi_dj_recv_send_report(djrcv_dev, &dj_report);
+ dj_report = kzalloc(sizeof(dj_report), GFP_KERNEL);
+ if (!dj_report)
+ return -ENOMEM;
+ dj_report->report_id = REPORT_ID_DJ_SHORT;
+ dj_report->device_index = 0xFF;
+ dj_report->report_type = REPORT_TYPE_CMD_SWITCH;
+ dj_report->report_params[CMD_SWITCH_PARAM_DEVBITFIELD] = 0x3F;
+ dj_report->report_params[CMD_SWITCH_PARAM_TIMEOUT_SECONDS] = (u8)timeout;
+ retval = logi_dj_recv_send_report(djrcv_dev, dj_report);
+ kfree(dj_report);
+ return retval;
}
@@ -473,9 +492,17 @@ static int logi_dj_output_hidraw_report(struct hid_device *hid, u8 * buf,
return 0;
}
+static void rdcat(char **rdesc, unsigned int *rsize, const char *data, unsigned int size)
+{
+ memcpy(*rdesc + *rsize, data, size);
+ *rsize += size;
+}
+
static int logi_dj_ll_parse(struct hid_device *hid)
{
struct dj_device *djdev = hid->driver_data;
+ unsigned int rsize = 0;
+ char *rdesc;
int retval;
dbg_hid("%s\n", __func__);
@@ -483,70 +510,38 @@ static int logi_dj_ll_parse(struct hid_device *hid)
djdev->hdev->version = 0x0111;
djdev->hdev->country = 0x00;
+ rdesc = kmalloc(MAX_RDESC_SIZE, GFP_KERNEL);
+ if (!rdesc)
+ return -ENOMEM;
+
if (djdev->reports_supported & STD_KEYBOARD) {
dbg_hid("%s: sending a kbd descriptor, reports_supported: %x\n",
__func__, djdev->reports_supported);
- retval = hid_parse_report(hid,
- (u8 *) kbd_descriptor,
- sizeof(kbd_descriptor));
- if (retval) {
- dbg_hid("%s: sending a kbd descriptor, hid_parse failed"
- " error: %d\n", __func__, retval);
- return retval;
- }
+ rdcat(&rdesc, &rsize, kbd_descriptor, sizeof(kbd_descriptor));
}
if (djdev->reports_supported & STD_MOUSE) {
dbg_hid("%s: sending a mouse descriptor, reports_supported: "
"%x\n", __func__, djdev->reports_supported);
- retval = hid_parse_report(hid,
- (u8 *) mse_descriptor,
- sizeof(mse_descriptor));
- if (retval) {
- dbg_hid("%s: sending a mouse descriptor, hid_parse "
- "failed error: %d\n", __func__, retval);
- return retval;
- }
+ rdcat(&rdesc, &rsize, mse_descriptor, sizeof(mse_descriptor));
}
if (djdev->reports_supported & MULTIMEDIA) {
dbg_hid("%s: sending a multimedia report descriptor: %x\n",
__func__, djdev->reports_supported);
- retval = hid_parse_report(hid,
- (u8 *) consumer_descriptor,
- sizeof(consumer_descriptor));
- if (retval) {
- dbg_hid("%s: sending a consumer_descriptor, hid_parse "
- "failed error: %d\n", __func__, retval);
- return retval;
- }
+ rdcat(&rdesc, &rsize, consumer_descriptor, sizeof(consumer_descriptor));
}
if (djdev->reports_supported & POWER_KEYS) {
dbg_hid("%s: sending a power keys report descriptor: %x\n",
__func__, djdev->reports_supported);
- retval = hid_parse_report(hid,
- (u8 *) syscontrol_descriptor,
- sizeof(syscontrol_descriptor));
- if (retval) {
- dbg_hid("%s: sending a syscontrol_descriptor, "
- "hid_parse failed error: %d\n",
- __func__, retval);
- return retval;
- }
+ rdcat(&rdesc, &rsize, syscontrol_descriptor, sizeof(syscontrol_descriptor));
}
if (djdev->reports_supported & MEDIA_CENTER) {
dbg_hid("%s: sending a media center report descriptor: %x\n",
__func__, djdev->reports_supported);
- retval = hid_parse_report(hid,
- (u8 *) media_descriptor,
- sizeof(media_descriptor));
- if (retval) {
- dbg_hid("%s: sending a media_descriptor, hid_parse "
- "failed error: %d\n", __func__, retval);
- return retval;
- }
+ rdcat(&rdesc, &rsize, media_descriptor, sizeof(media_descriptor));
}
if (djdev->reports_supported & KBD_LEDS) {
@@ -554,7 +549,10 @@ static int logi_dj_ll_parse(struct hid_device *hid)
__func__, djdev->reports_supported);
}
- return 0;
+ retval = hid_parse_report(hid, rdesc, rsize);
+ kfree(rdesc);
+
+ return retval;
}
static int logi_dj_ll_input_event(struct input_dev *dev, unsigned int type,
diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index 7cf3ffe4b7b..40ac6654f1d 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -426,8 +426,10 @@ static void magicmouse_setup_input(struct input_dev *input, struct hid_device *h
__set_bit(EV_ABS, input->evbit);
input_set_abs_params(input, ABS_MT_TRACKING_ID, 0, 15, 0, 0);
- input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 255, 4, 0);
- input_set_abs_params(input, ABS_MT_TOUCH_MINOR, 0, 255, 4, 0);
+ input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 255 << 2,
+ 4, 0);
+ input_set_abs_params(input, ABS_MT_TOUCH_MINOR, 0, 255 << 2,
+ 4, 0);
input_set_abs_params(input, ABS_MT_ORIENTATION, -31, 32, 1, 0);
/* Note: Touch Y position from the device is inverted relative
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 1d5b94167b5..6e3332a9997 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -70,9 +70,16 @@ struct mt_class {
bool is_indirect; /* true for touchpads */
};
+struct mt_fields {
+ unsigned usages[HID_MAX_FIELDS];
+ unsigned int length;
+};
+
struct mt_device {
struct mt_slot curdata; /* placeholder of incoming data */
struct mt_class mtclass; /* our mt device class */
+ struct mt_fields *fields; /* temporary placeholder for storing the
+ multitouch fields */
unsigned last_field_index; /* last field index of the report */
unsigned last_slot_field; /* the last field of a slot */
__s8 inputmode; /* InputMode HID feature, -1 if non-existent */
@@ -110,6 +117,9 @@ struct mt_device {
#define MT_DEFAULT_MAXCONTACT 10
+#define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p)
+#define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p)
+
/*
* these device-dependent functions determine what slot corresponds
* to a valid contact that was just read.
@@ -275,11 +285,15 @@ static void set_abs(struct input_dev *input, unsigned int code,
input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
}
-static void set_last_slot_field(struct hid_usage *usage, struct mt_device *td,
+static void mt_store_field(struct hid_usage *usage, struct mt_device *td,
struct hid_input *hi)
{
- if (!test_bit(usage->hid, hi->input->absbit))
- td->last_slot_field = usage->hid;
+ struct mt_fields *f = td->fields;
+
+ if (f->length >= HID_MAX_FIELDS)
+ return;
+
+ f->usages[f->length++] = usage->hid;
}
static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
@@ -330,7 +344,7 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
cls->sn_move);
/* touchscreen emulation */
set_abs(hi->input, ABS_X, field, cls->sn_move);
- set_last_slot_field(usage, td, hi);
+ mt_store_field(usage, td, hi);
td->last_field_index = field->index;
return 1;
case HID_GD_Y:
@@ -340,7 +354,7 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
cls->sn_move);
/* touchscreen emulation */
set_abs(hi->input, ABS_Y, field, cls->sn_move);
- set_last_slot_field(usage, td, hi);
+ mt_store_field(usage, td, hi);
td->last_field_index = field->index;
return 1;
}
@@ -349,24 +363,24 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
case HID_UP_DIGITIZER:
switch (usage->hid) {
case HID_DG_INRANGE:
- set_last_slot_field(usage, td, hi);
+ mt_store_field(usage, td, hi);
td->last_field_index = field->index;
return 1;
case HID_DG_CONFIDENCE:
- set_last_slot_field(usage, td, hi);
+ mt_store_field(usage, td, hi);
td->last_field_index = field->index;
return 1;
case HID_DG_TIPSWITCH:
hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH);
input_set_capability(hi->input, EV_KEY, BTN_TOUCH);
- set_last_slot_field(usage, td, hi);
+ mt_store_field(usage, td, hi);
td->last_field_index = field->index;
return 1;
case HID_DG_CONTACTID:
if (!td->maxcontacts)
td->maxcontacts = MT_DEFAULT_MAXCONTACT;
input_mt_init_slots(hi->input, td->maxcontacts);
- td->last_slot_field = usage->hid;
+ mt_store_field(usage, td, hi);
td->last_field_index = field->index;
td->touches_by_report++;
return 1;
@@ -375,7 +389,7 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
EV_ABS, ABS_MT_TOUCH_MAJOR);
set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field,
cls->sn_width);
- set_last_slot_field(usage, td, hi);
+ mt_store_field(usage, td, hi);
td->last_field_index = field->index;
return 1;
case HID_DG_HEIGHT:
@@ -385,7 +399,7 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
cls->sn_height);
input_set_abs_params(hi->input,
ABS_MT_ORIENTATION, 0, 1, 0, 0);
- set_last_slot_field(usage, td, hi);
+ mt_store_field(usage, td, hi);
td->last_field_index = field->index;
return 1;
case HID_DG_TIPPRESSURE:
@@ -396,7 +410,7 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
/* touchscreen emulation */
set_abs(hi->input, ABS_PRESSURE, field,
cls->sn_pressure);
- set_last_slot_field(usage, td, hi);
+ mt_store_field(usage, td, hi);
td->last_field_index = field->index;
return 1;
case HID_DG_CONTACTCOUNT:
@@ -635,6 +649,31 @@ static void mt_set_maxcontacts(struct hid_device *hdev)
}
}
+static void mt_post_parse_default_settings(struct mt_device *td)
+{
+ __s32 quirks = td->mtclass.quirks;
+
+ /* unknown serial device needs special quirks */
+ if (td->touches_by_report == 1) {
+ quirks |= MT_QUIRK_ALWAYS_VALID;
+ quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP;
+ quirks &= ~MT_QUIRK_VALID_IS_INRANGE;
+ quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE;
+ }
+
+ td->mtclass.quirks = quirks;
+}
+
+static void mt_post_parse(struct mt_device *td)
+{
+ struct mt_fields *f = td->fields;
+
+ if (td->touches_by_report > 0) {
+ int field_count_per_touch = f->length / td->touches_by_report;
+ td->last_slot_field = f->usages[field_count_per_touch - 1];
+ }
+}
+
static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
int ret, i;
@@ -654,7 +693,6 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
* that emit events over several HID messages.
*/
hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC;
- hdev->quirks &= ~HID_QUIRK_MULTITOUCH;
td = kzalloc(sizeof(struct mt_device), GFP_KERNEL);
if (!td) {
@@ -666,6 +704,13 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
td->maxcontact_report_id = -1;
hid_set_drvdata(hdev, td);
+ td->fields = kzalloc(sizeof(struct mt_fields), GFP_KERNEL);
+ if (!td->fields) {
+ dev_err(&hdev->dev, "cannot allocate multitouch fields data\n");
+ ret = -ENOMEM;
+ goto fail;
+ }
+
ret = hid_parse(hdev);
if (ret != 0)
goto fail;
@@ -674,14 +719,10 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
if (ret)
goto fail;
- if (!id && td->touches_by_report == 1) {
- /* the device has been sent by hid-generic */
- mtclass = &td->mtclass;
- mtclass->quirks |= MT_QUIRK_ALWAYS_VALID;
- mtclass->quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP;
- mtclass->quirks &= ~MT_QUIRK_VALID_IS_INRANGE;
- mtclass->quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE;
- }
+ mt_post_parse(td);
+
+ if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID)
+ mt_post_parse_default_settings(td);
td->slots = kzalloc(td->maxcontacts * sizeof(struct mt_slot),
GFP_KERNEL);
@@ -697,9 +738,13 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
mt_set_maxcontacts(hdev);
mt_set_input_mode(hdev);
+ kfree(td->fields);
+ td->fields = NULL;
+
return 0;
fail:
+ kfree(td->fields);
kfree(td);
return ret;
}
@@ -727,50 +772,54 @@ static const struct hid_device_id mt_devices[] = {
/* 3M panels */
{ .driver_data = MT_CLS_3M,
- HID_USB_DEVICE(USB_VENDOR_ID_3M,
+ MT_USB_DEVICE(USB_VENDOR_ID_3M,
USB_DEVICE_ID_3M1968) },
{ .driver_data = MT_CLS_3M,
- HID_USB_DEVICE(USB_VENDOR_ID_3M,
+ MT_USB_DEVICE(USB_VENDOR_ID_3M,
USB_DEVICE_ID_3M2256) },
{ .driver_data = MT_CLS_3M,
- HID_USB_DEVICE(USB_VENDOR_ID_3M,
+ MT_USB_DEVICE(USB_VENDOR_ID_3M,
USB_DEVICE_ID_3M3266) },
/* ActionStar panels */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR,
+ MT_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR,
USB_DEVICE_ID_ACTIONSTAR_1011) },
/* Atmel panels */
{ .driver_data = MT_CLS_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_ATMEL,
+ MT_USB_DEVICE(USB_VENDOR_ID_ATMEL,
USB_DEVICE_ID_ATMEL_MULTITOUCH) },
{ .driver_data = MT_CLS_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_ATMEL,
+ MT_USB_DEVICE(USB_VENDOR_ID_ATMEL,
USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) },
+ /* Baanto multitouch devices */
+ { .driver_data = MT_CLS_DEFAULT,
+ MT_USB_DEVICE(USB_VENDOR_ID_BAANTO,
+ USB_DEVICE_ID_BAANTO_MT_190W2) },
/* Cando panels */
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
- HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
+ MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
- HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
+ MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
- HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
+ MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
- HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
+ MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
/* Chunghwa Telecom touch panels */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT,
+ MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT,
USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
/* CVTouch panels */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
+ MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
USB_DEVICE_ID_CVTOUCH_SCREEN) },
/* Cypress panel */
@@ -780,225 +829,227 @@ static const struct hid_device_id mt_devices[] = {
/* eGalax devices (resistive) */
{ .driver_data = MT_CLS_EGALAX,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
{ .driver_data = MT_CLS_EGALAX,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
/* eGalax devices (capacitive) */
{ .driver_data = MT_CLS_EGALAX,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
{ .driver_data = MT_CLS_EGALAX_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) },
{ .driver_data = MT_CLS_EGALAX_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
{ .driver_data = MT_CLS_EGALAX_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
{ .driver_data = MT_CLS_EGALAX_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) },
{ .driver_data = MT_CLS_EGALAX,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
{ .driver_data = MT_CLS_EGALAX_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) },
{ .driver_data = MT_CLS_EGALAX,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
{ .driver_data = MT_CLS_EGALAX_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) },
{ .driver_data = MT_CLS_EGALAX,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) },
{ .driver_data = MT_CLS_EGALAX,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
{ .driver_data = MT_CLS_EGALAX_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) },
{ .driver_data = MT_CLS_EGALAX_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
/* Elo TouchSystems IntelliTouch Plus panel */
{ .driver_data = MT_CLS_DUAL_NSMU_CONTACTID,
- HID_USB_DEVICE(USB_VENDOR_ID_ELO,
+ MT_USB_DEVICE(USB_VENDOR_ID_ELO,
USB_DEVICE_ID_ELO_TS2515) },
/* GeneralTouch panel */
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
- HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
+ MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
/* Gametel game controller */
{ .driver_data = MT_CLS_DEFAULT,
- HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_FRUCTEL,
+ MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL,
USB_DEVICE_ID_GAMETEL_MT_MODE) },
/* GoodTouch panels */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH,
+ MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH,
USB_DEVICE_ID_GOODTOUCH_000f) },
/* Hanvon panels */
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
- HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT,
+ MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT,
USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
/* Ideacom panel */
{ .driver_data = MT_CLS_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM,
+ MT_USB_DEVICE(USB_VENDOR_ID_IDEACOM,
USB_DEVICE_ID_IDEACOM_IDC6650) },
{ .driver_data = MT_CLS_SERIAL,
- HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM,
+ MT_USB_DEVICE(USB_VENDOR_ID_IDEACOM,
USB_DEVICE_ID_IDEACOM_IDC6651) },
/* Ilitek dual touch panel */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_ILITEK,
+ MT_USB_DEVICE(USB_VENDOR_ID_ILITEK,
USB_DEVICE_ID_ILITEK_MULTITOUCH) },
/* IRTOUCH panels */
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
- HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS,
+ MT_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS,
USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
/* LG Display panels */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_LG,
+ MT_USB_DEVICE(USB_VENDOR_ID_LG,
USB_DEVICE_ID_LG_MULTITOUCH) },
/* Lumio panels */
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
- HID_USB_DEVICE(USB_VENDOR_ID_LUMIO,
+ MT_USB_DEVICE(USB_VENDOR_ID_LUMIO,
USB_DEVICE_ID_CRYSTALTOUCH) },
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
- HID_USB_DEVICE(USB_VENDOR_ID_LUMIO,
+ MT_USB_DEVICE(USB_VENDOR_ID_LUMIO,
USB_DEVICE_ID_CRYSTALTOUCH_DUAL) },
/* MosArt panels */
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
- HID_USB_DEVICE(USB_VENDOR_ID_ASUS,
+ MT_USB_DEVICE(USB_VENDOR_ID_ASUS,
USB_DEVICE_ID_ASUS_T91MT)},
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
- HID_USB_DEVICE(USB_VENDOR_ID_ASUS,
+ MT_USB_DEVICE(USB_VENDOR_ID_ASUS,
USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
- HID_USB_DEVICE(USB_VENDOR_ID_TURBOX,
+ MT_USB_DEVICE(USB_VENDOR_ID_TURBOX,
USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
/* Panasonic panels */
{ .driver_data = MT_CLS_PANASONIC,
- HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
+ MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
USB_DEVICE_ID_PANABOARD_UBT780) },
{ .driver_data = MT_CLS_PANASONIC,
- HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
+ MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
USB_DEVICE_ID_PANABOARD_UBT880) },
/* PenMount panels */
{ .driver_data = MT_CLS_CONFIDENCE,
- HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT,
+ MT_USB_DEVICE(USB_VENDOR_ID_PENMOUNT,
USB_DEVICE_ID_PENMOUNT_PCI) },
/* PixArt optical touch screen */
{ .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
- HID_USB_DEVICE(USB_VENDOR_ID_PIXART,
+ MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
{ .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
- HID_USB_DEVICE(USB_VENDOR_ID_PIXART,
+ MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
{ .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
- HID_USB_DEVICE(USB_VENDOR_ID_PIXART,
+ MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
/* PixCir-based panels */
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
- HID_USB_DEVICE(USB_VENDOR_ID_HANVON,
+ MT_USB_DEVICE(USB_VENDOR_ID_HANVON,
USB_DEVICE_ID_HANVON_MULTITOUCH) },
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
- HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
+ MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
/* Quanta-based panels */
{ .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID,
- HID_USB_DEVICE(USB_VENDOR_ID_QUANTA,
+ MT_USB_DEVICE(USB_VENDOR_ID_QUANTA,
USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
{ .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID,
- HID_USB_DEVICE(USB_VENDOR_ID_QUANTA,
+ MT_USB_DEVICE(USB_VENDOR_ID_QUANTA,
USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) },
{ .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID,
- HID_USB_DEVICE(USB_VENDOR_ID_QUANTA,
+ MT_USB_DEVICE(USB_VENDOR_ID_QUANTA,
USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008) },
/* Stantum panels */
{ .driver_data = MT_CLS_CONFIDENCE,
- HID_USB_DEVICE(USB_VENDOR_ID_STANTUM,
+ MT_USB_DEVICE(USB_VENDOR_ID_STANTUM,
USB_DEVICE_ID_MTP)},
{ .driver_data = MT_CLS_CONFIDENCE,
- HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM,
+ MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM,
USB_DEVICE_ID_MTP_STM)},
{ .driver_data = MT_CLS_CONFIDENCE,
- HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX,
+ MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX,
USB_DEVICE_ID_MTP_SITRONIX)},
/* TopSeed panels */
{ .driver_data = MT_CLS_TOPSEED,
- HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2,
+ MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2,
USB_DEVICE_ID_TOPSEED2_PERIPAD_701) },
/* Touch International panels */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL,
+ MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL,
USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
/* Unitec panels */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_UNITEC,
+ MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_UNITEC,
+ MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
/* XAT */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XAT,
+ MT_USB_DEVICE(USB_VENDOR_ID_XAT,
USB_DEVICE_ID_XAT_CSR) },
/* Xiroku */
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_SPX) },
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_MPX) },
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_CSR) },
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_SPX1) },
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_MPX1) },
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_CSR1) },
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_SPX2) },
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_MPX2) },
{ .driver_data = MT_CLS_DEFAULT,
- HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_CSR2) },
+ /* Generic MT device */
+ { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) },
{ }
};
MODULE_DEVICE_TABLE(hid, mt_devices);
diff --git a/drivers/hid/hid-uclogic.c b/drivers/hid/hid-uclogic.c
index 1f112891033..3aba02be1f2 100644
--- a/drivers/hid/hid-uclogic.c
+++ b/drivers/hid/hid-uclogic.c
@@ -14,6 +14,7 @@
#include <linux/device.h>
#include <linux/hid.h>
#include <linux/module.h>
+#include <linux/usb.h>
#include "hid-ids.h"
@@ -352,9 +353,125 @@ static __u8 pf1209_rdesc_fixed[] = {
0xC0 /* End Collection */
};
+/*
+ * See TWHL850 description, device and HID report descriptors at
+ * http://sf.net/apps/mediawiki/digimend/?title=UC-Logic_Wireless_Tablet_TWHL850
+ */
+
+/* Size of the original descriptors of TWHL850 tablet */
+#define TWHL850_RDESC_ORIG_SIZE0 182
+#define TWHL850_RDESC_ORIG_SIZE1 161
+#define TWHL850_RDESC_ORIG_SIZE2 92
+
+/* Fixed PID 0522 tablet report descriptor, interface 0 (stylus) */
+static __u8 twhl850_rdesc_fixed0[] = {
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x02, /* Usage (Pen), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x09, /* Report ID (9), */
+ 0x09, 0x20, /* Usage (Stylus), */
+ 0xA0, /* Collection (Physical), */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x09, 0x42, /* Usage (Tip Switch), */
+ 0x09, 0x44, /* Usage (Barrel Switch), */
+ 0x09, 0x46, /* Usage (Tablet Pick), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x09, 0x32, /* Usage (In Range), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0xA4, /* Push, */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x65, 0x13, /* Unit (Inch), */
+ 0x55, 0xFD, /* Unit Exponent (-3), */
+ 0x34, /* Physical Minimum (0), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x46, 0x40, 0x1F, /* Physical Maximum (8000), */
+ 0x26, 0x00, 0x7D, /* Logical Maximum (32000), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x46, 0x88, 0x13, /* Physical Maximum (5000), */
+ 0x26, 0x20, 0x4E, /* Logical Maximum (20000), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xB4, /* Pop, */
+ 0x09, 0x30, /* Usage (Tip Pressure), */
+ 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xC0, /* End Collection, */
+ 0xC0 /* End Collection */
+};
+
+/* Fixed PID 0522 tablet report descriptor, interface 1 (mouse) */
+static __u8 twhl850_rdesc_fixed1[] = {
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x02, /* Usage (Mouse), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x01, /* Report ID (1), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0xA0, /* Collection (Physical), */
+ 0x05, 0x09, /* Usage Page (Button), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x19, 0x01, /* Usage Minimum (01h), */
+ 0x29, 0x03, /* Usage Maximum (03h), */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x05, /* Report Count (5), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x16, 0x00, 0x80, /* Logical Minimum (-32768), */
+ 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x81, 0x06, /* Input (Variable, Relative), */
+ 0x09, 0x38, /* Usage (Wheel), */
+ 0x15, 0xFF, /* Logical Minimum (-1), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x81, 0x06, /* Input (Variable, Relative), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0xC0, /* End Collection, */
+ 0xC0 /* End Collection */
+};
+
+/* Fixed PID 0522 tablet report descriptor, interface 2 (frame buttons) */
+static __u8 twhl850_rdesc_fixed2[] = {
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x06, /* Usage (Keyboard), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x03, /* Report ID (3), */
+ 0x05, 0x07, /* Usage Page (Keyboard), */
+ 0x14, /* Logical Minimum (0), */
+ 0x19, 0xE0, /* Usage Minimum (KB Leftcontrol), */
+ 0x29, 0xE7, /* Usage Maximum (KB Right GUI), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x08, /* Report Count (8), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x18, /* Usage Minimum (None), */
+ 0x29, 0xFF, /* Usage Maximum (FFh), */
+ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x06, /* Report Count (6), */
+ 0x80, /* Input, */
+ 0xC0 /* End Collection */
+};
+
static __u8 *uclogic_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
+ struct usb_interface *iface = to_usb_interface(hdev->dev.parent);
+ __u8 iface_num = iface->cur_altsetting->desc.bInterfaceNumber;
+
switch (hdev->product) {
case USB_DEVICE_ID_UCLOGIC_TABLET_PF1209:
if (*rsize == PF1209_RDESC_ORIG_SIZE) {
@@ -386,6 +503,28 @@ static __u8 *uclogic_report_fixup(struct hid_device *hdev, __u8 *rdesc,
*rsize = sizeof(wp1062_rdesc_fixed);
}
break;
+ case USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850:
+ switch (iface_num) {
+ case 0:
+ if (*rsize == TWHL850_RDESC_ORIG_SIZE0) {
+ rdesc = twhl850_rdesc_fixed0;
+ *rsize = sizeof(twhl850_rdesc_fixed0);
+ }
+ break;
+ case 1:
+ if (*rsize == TWHL850_RDESC_ORIG_SIZE1) {
+ rdesc = twhl850_rdesc_fixed1;
+ *rsize = sizeof(twhl850_rdesc_fixed1);
+ }
+ break;
+ case 2:
+ if (*rsize == TWHL850_RDESC_ORIG_SIZE2) {
+ rdesc = twhl850_rdesc_fixed2;
+ *rsize = sizeof(twhl850_rdesc_fixed2);
+ }
+ break;
+ }
+ break;
}
return rdesc;
@@ -402,6 +541,8 @@ static const struct hid_device_id uclogic_devices[] = {
USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
+ USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
{ }
};
MODULE_DEVICE_TABLE(hid, uclogic_devices);
diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
index 067e2963314..fe23a1eb586 100644
--- a/drivers/hid/hid-wacom.c
+++ b/drivers/hid/hid-wacom.c
@@ -24,15 +24,16 @@
#include <linux/device.h>
#include <linux/hid.h>
#include <linux/module.h>
+#include <linux/leds.h>
#include <linux/slab.h>
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
#include <linux/power_supply.h>
-#endif
#include "hid-ids.h"
#define PAD_DEVICE_ID 0x0F
+#define WAC_CMD_LED_CONTROL 0x20
+
struct wacom_data {
__u16 tool;
__u16 butstate;
@@ -41,16 +42,20 @@ struct wacom_data {
__u32 id;
__u32 serial;
unsigned char high_speed;
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
- int battery_capacity;
+ __u8 battery_capacity;
+ __u8 power_raw;
+ __u8 ps_connected;
struct power_supply battery;
struct power_supply ac;
-#endif
+ __u8 led_selector;
+ struct led_classdev *leds[4];
};
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
-/*percent of battery capacity, 0 means AC online*/
-static unsigned short batcap[8] = { 1, 15, 25, 35, 50, 70, 100, 0 };
+/*percent of battery capacity for Graphire
+ 8th value means AC online and show 100% capacity */
+static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
+/*percent of battery capacity for Intuos4 WL, AC has a separate bit*/
+static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
static enum power_supply_property wacom_battery_props[] = {
POWER_SUPPLY_PROP_PRESENT,
@@ -64,13 +69,123 @@ static enum power_supply_property wacom_ac_props[] = {
POWER_SUPPLY_PROP_SCOPE,
};
+static void wacom_leds_set_brightness(struct led_classdev *led_dev,
+ enum led_brightness value)
+{
+ struct device *dev = led_dev->dev->parent;
+ struct hid_device *hdev;
+ struct wacom_data *wdata;
+ unsigned char *buf;
+ __u8 led = 0;
+ int i;
+
+ hdev = container_of(dev, struct hid_device, dev);
+ wdata = hid_get_drvdata(hdev);
+ for (i = 0; i < 4; ++i) {
+ if (wdata->leds[i] == led_dev)
+ wdata->led_selector = i;
+ }
+
+ led = wdata->led_selector | 0x04;
+ buf = kzalloc(9, GFP_KERNEL);
+ if (buf) {
+ buf[0] = WAC_CMD_LED_CONTROL;
+ buf[1] = led;
+ buf[2] = value;
+ hdev->hid_output_raw_report(hdev, buf, 9, HID_FEATURE_REPORT);
+ kfree(buf);
+ }
+
+ return;
+}
+
+static enum led_brightness wacom_leds_get_brightness(struct led_classdev *led_dev)
+{
+ struct wacom_data *wdata;
+ struct device *dev = led_dev->dev->parent;
+ int value = 0;
+ int i;
+
+ wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev));
+
+ for (i = 0; i < 4; ++i) {
+ if (wdata->leds[i] == led_dev) {
+ value = wdata->leds[i]->brightness;
+ break;
+ }
+ }
+
+ return value;
+}
+
+
+static int wacom_initialize_leds(struct hid_device *hdev)
+{
+ struct wacom_data *wdata = hid_get_drvdata(hdev);
+ struct led_classdev *led;
+ struct device *dev = &hdev->dev;
+ size_t namesz = strlen(dev_name(dev)) + 12;
+ char *name;
+ int i, ret;
+
+ wdata->led_selector = 0;
+
+ for (i = 0; i < 4; i++) {
+ led = kzalloc(sizeof(struct led_classdev) + namesz, GFP_KERNEL);
+ if (!led) {
+ hid_warn(hdev,
+ "can't allocate memory for LED selector\n");
+ ret = -ENOMEM;
+ goto err;
+ }
+
+ name = (void *)&led[1];
+ snprintf(name, namesz, "%s:selector:%d", dev_name(dev), i);
+ led->name = name;
+ led->brightness = 0;
+ led->max_brightness = 127;
+ led->brightness_get = wacom_leds_get_brightness;
+ led->brightness_set = wacom_leds_set_brightness;
+
+ wdata->leds[i] = led;
+
+ ret = led_classdev_register(dev, wdata->leds[i]);
+
+ if (ret) {
+ wdata->leds[i] = NULL;
+ kfree(led);
+ hid_warn(hdev, "can't register LED\n");
+ goto err;
+ }
+ }
+
+err:
+ return ret;
+}
+
+static void wacom_destroy_leds(struct hid_device *hdev)
+{
+ struct wacom_data *wdata = hid_get_drvdata(hdev);
+ struct led_classdev *led;
+ int i;
+
+ for (i = 0; i < 4; ++i) {
+ if (wdata->leds[i]) {
+ led = wdata->leds[i];
+ wdata->leds[i] = NULL;
+ led_classdev_unregister(led);
+ kfree(led);
+ }
+ }
+
+}
+
static int wacom_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
struct wacom_data *wdata = container_of(psy,
struct wacom_data, battery);
- int power_state = batcap[wdata->battery_capacity];
int ret = 0;
switch (psp) {
@@ -81,11 +196,7 @@ static int wacom_battery_get_property(struct power_supply *psy,
val->intval = POWER_SUPPLY_SCOPE_DEVICE;
break;
case POWER_SUPPLY_PROP_CAPACITY:
- /* show 100% battery capacity when charging */
- if (power_state == 0)
- val->intval = 100;
- else
- val->intval = power_state;
+ val->intval = wdata->battery_capacity;
break;
default:
ret = -EINVAL;
@@ -99,17 +210,13 @@ static int wacom_ac_get_property(struct power_supply *psy,
union power_supply_propval *val)
{
struct wacom_data *wdata = container_of(psy, struct wacom_data, ac);
- int power_state = batcap[wdata->battery_capacity];
int ret = 0;
switch (psp) {
case POWER_SUPPLY_PROP_PRESENT:
/* fall through */
case POWER_SUPPLY_PROP_ONLINE:
- if (power_state == 0)
- val->intval = 1;
- else
- val->intval = 0;
+ val->intval = wdata->ps_connected;
break;
case POWER_SUPPLY_PROP_SCOPE:
val->intval = POWER_SUPPLY_SCOPE_DEVICE;
@@ -120,41 +227,16 @@ static int wacom_ac_get_property(struct power_supply *psy,
}
return ret;
}
-#endif
-
-static void wacom_set_features(struct hid_device *hdev)
-{
- int ret;
- __u8 rep_data[2];
-
- /*set high speed, tablet mode*/
- rep_data[0] = 0x03;
- rep_data[1] = 0x20;
- ret = hdev->hid_output_raw_report(hdev, rep_data, 2,
- HID_FEATURE_REPORT);
- return;
-}
-static void wacom_poke(struct hid_device *hdev, u8 speed)
+static void wacom_set_features(struct hid_device *hdev, u8 speed)
{
struct wacom_data *wdata = hid_get_drvdata(hdev);
int limit, ret;
- char rep_data[2];
-
- rep_data[0] = 0x03 ; rep_data[1] = 0x00;
- limit = 3;
- do {
- ret = hdev->hid_output_raw_report(hdev, rep_data, 2,
- HID_FEATURE_REPORT);
- } while (ret < 0 && limit-- > 0);
-
- if (ret >= 0) {
- if (speed == 0)
- rep_data[0] = 0x05;
- else
- rep_data[0] = 0x06;
+ __u8 rep_data[2];
- rep_data[1] = 0x00;
+ switch (hdev->product) {
+ case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
+ rep_data[0] = 0x03 ; rep_data[1] = 0x00;
limit = 3;
do {
ret = hdev->hid_output_raw_report(hdev, rep_data, 2,
@@ -162,17 +244,47 @@ static void wacom_poke(struct hid_device *hdev, u8 speed)
} while (ret < 0 && limit-- > 0);
if (ret >= 0) {
- wdata->high_speed = speed;
- return;
+ if (speed == 0)
+ rep_data[0] = 0x05;
+ else
+ rep_data[0] = 0x06;
+
+ rep_data[1] = 0x00;
+ limit = 3;
+ do {
+ ret = hdev->hid_output_raw_report(hdev,
+ rep_data, 2, HID_FEATURE_REPORT);
+ } while (ret < 0 && limit-- > 0);
+
+ if (ret >= 0) {
+ wdata->high_speed = speed;
+ return;
+ }
}
+
+ /*
+ * Note that if the raw queries fail, it's not a hard failure
+ * and it is safe to continue
+ */
+ hid_warn(hdev, "failed to poke device, command %d, err %d\n",
+ rep_data[0], ret);
+ break;
+ case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
+ if (speed == 1)
+ wdata->features &= ~0x20;
+ else
+ wdata->features |= 0x20;
+
+ rep_data[0] = 0x03;
+ rep_data[1] = wdata->features;
+
+ ret = hdev->hid_output_raw_report(hdev, rep_data, 2,
+ HID_FEATURE_REPORT);
+ if (ret >= 0)
+ wdata->high_speed = speed;
+ break;
}
- /*
- * Note that if the raw queries fail, it's not a hard failure and it
- * is safe to continue
- */
- hid_warn(hdev, "failed to poke device, command %d, err %d\n",
- rep_data[0], ret);
return;
}
@@ -196,7 +308,7 @@ static ssize_t wacom_store_speed(struct device *dev,
return -EINVAL;
if (new_speed == 0 || new_speed == 1) {
- wacom_poke(hdev, new_speed);
+ wacom_set_features(hdev, new_speed);
return strnlen(buf, PAGE_SIZE);
} else
return -EINVAL;
@@ -310,12 +422,16 @@ static int wacom_gr_parse_report(struct hid_device *hdev,
input_sync(input);
}
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
- /* Store current battery capacity */
+ /* Store current battery capacity and power supply state*/
rw = (data[7] >> 2 & 0x07);
- if (rw != wdata->battery_capacity)
- wdata->battery_capacity = rw;
-#endif
+ if (rw != wdata->power_raw) {
+ wdata->power_raw = rw;
+ wdata->battery_capacity = batcap_gr[rw];
+ if (rw == 7)
+ wdata->ps_connected = 1;
+ else
+ wdata->ps_connected = 0;
+ }
return 1;
}
@@ -369,6 +485,7 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
{
__u16 x, y, pressure;
__u8 distance;
+ __u8 tilt_x, tilt_y;
switch (data[1]) {
case 0x80: /* Out of proximity report */
@@ -405,6 +522,8 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
pressure = (data[6] << 3) | ((data[7] & 0xC0) >> 5)
| (data[1] & 0x01);
distance = (data[9] >> 2) & 0x3f;
+ tilt_x = ((data[7] << 1) & 0x7e) | (data[8] >> 7);
+ tilt_y = data[8] & 0x7f;
input_report_key(input, BTN_TOUCH, pressure > 1);
@@ -415,6 +534,8 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
input_report_abs(input, ABS_Y, y);
input_report_abs(input, ABS_PRESSURE, pressure);
input_report_abs(input, ABS_DISTANCE, distance);
+ input_report_abs(input, ABS_TILT_X, tilt_x);
+ input_report_abs(input, ABS_TILT_Y, tilt_y);
input_report_abs(input, ABS_MISC, wdata->id);
input_event(input, EV_MSC, MSC_SERIAL, wdata->serial);
input_report_key(input, wdata->tool, 1);
@@ -455,6 +576,7 @@ static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
struct input_dev *input;
unsigned char *data = (unsigned char *) raw_data;
int i;
+ __u8 power_raw;
if (!(hdev->claimed & HID_CLAIMED_INPUT))
return 0;
@@ -462,13 +584,15 @@ static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
hidinput = list_entry(hdev->inputs.next, struct hid_input, list);
input = hidinput->input;
- /* Check if this is a tablet report */
- if (data[0] != 0x03)
- return 0;
-
switch (hdev->product) {
case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
- return wacom_gr_parse_report(hdev, wdata, input, data);
+ if (data[0] == 0x03) {
+ return wacom_gr_parse_report(hdev, wdata, input, data);
+ } else {
+ hid_err(hdev, "Unknown report: %d,%d size:%d\n",
+ data[0], data[1], size);
+ return 0;
+ }
break;
case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
i = 1;
@@ -482,6 +606,13 @@ static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
wacom_i4_parse_report(hdev, wdata, input, data + i);
i += 10;
wacom_i4_parse_report(hdev, wdata, input, data + i);
+ power_raw = data[i+10];
+ if (power_raw != wdata->power_raw) {
+ wdata->power_raw = power_raw;
+ wdata->battery_capacity = batcap_i4[power_raw & 0x07];
+ wdata->ps_connected = power_raw & 0x08;
+ }
+
break;
default:
hid_err(hdev, "Unknown report: %d,%d size:%d\n",
@@ -546,6 +677,8 @@ static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
input_set_abs_params(input, ABS_Y, 0, 25400, 4, 0);
input_set_abs_params(input, ABS_PRESSURE, 0, 2047, 0, 0);
input_set_abs_params(input, ABS_DISTANCE, 0, 63, 0, 0);
+ input_set_abs_params(input, ABS_TILT_X, 0, 127, 0, 0);
+ input_set_abs_params(input, ABS_TILT_Y, 0, 127, 0, 0);
break;
}
@@ -584,19 +717,19 @@ static int wacom_probe(struct hid_device *hdev,
hid_warn(hdev,
"can't create sysfs speed attribute err: %d\n", ret);
- switch (hdev->product) {
- case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
- /* Set Wacom mode 2 with high reporting speed */
- wacom_poke(hdev, 1);
- break;
- case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
+ wdata->features = 0;
+ wacom_set_features(hdev, 1);
+
+ if (hdev->product == USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) {
sprintf(hdev->name, "%s", "Wacom Intuos4 WL");
- wdata->features = 0;
- wacom_set_features(hdev);
- break;
+ ret = wacom_initialize_leds(hdev);
+ if (ret) {
+ hid_warn(hdev,
+ "can't create led attribute, err: %d\n", ret);
+ goto destroy_leds;
+ }
}
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
wdata->battery.properties = wacom_battery_props;
wdata->battery.num_properties = ARRAY_SIZE(wacom_battery_props);
wdata->battery.get_property = wacom_battery_get_property;
@@ -629,16 +762,15 @@ static int wacom_probe(struct hid_device *hdev,
}
power_supply_powers(&wdata->ac, &hdev->dev);
-#endif
return 0;
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
err_ac:
power_supply_unregister(&wdata->battery);
err_battery:
device_remove_file(&hdev->dev, &dev_attr_speed);
hid_hw_stop(hdev);
-#endif
+destroy_leds:
+ wacom_destroy_leds(hdev);
err_free:
kfree(wdata);
return ret;
@@ -646,16 +778,14 @@ err_free:
static void wacom_remove(struct hid_device *hdev)
{
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
struct wacom_data *wdata = hid_get_drvdata(hdev);
-#endif
+
+ wacom_destroy_leds(hdev);
device_remove_file(&hdev->dev, &dev_attr_speed);
hid_hw_stop(hdev);
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
power_supply_unregister(&wdata->battery);
power_supply_unregister(&wdata->ac);
-#endif
kfree(hid_get_drvdata(hdev));
}
@@ -693,5 +823,5 @@ static void __exit wacom_exit(void)
module_init(wacom_init);
module_exit(wacom_exit);
+MODULE_DESCRIPTION("Driver for Wacom Graphire Bluetooth and Wacom Intuos4 WL");
MODULE_LICENSE("GPL");
-
diff --git a/drivers/hid/hid-waltop.c b/drivers/hid/hid-waltop.c
index 2cfd95c4467..745e4e9a8cf 100644
--- a/drivers/hid/hid-waltop.c
+++ b/drivers/hid/hid-waltop.c
@@ -502,28 +502,146 @@ static __u8 media_tablet_14_1_inch_rdesc_fixed[] = {
0xC0 /* End Collection */
};
-struct waltop_state {
- u8 pressure0;
- u8 pressure1;
+/*
+ * See Sirius Battery Free Tablet description, device and HID report descriptors
+ * at
+ * http://sf.net/apps/mediawiki/digimend/?title=Waltop_Sirius_Battery_Free_Tablet
+ */
+
+/* Size of the original report descriptor of Sirius Battery Free Tablet */
+#define SIRIUS_BATTERY_FREE_TABLET_RDESC_ORIG_SIZE 335
+
+/* Fixed Sirius Battery Free Tablet descriptor */
+static __u8 sirius_battery_free_tablet_rdesc_fixed[] = {
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x02, /* Usage (Pen), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x10, /* Report ID (16), */
+ 0x09, 0x20, /* Usage (Stylus), */
+ 0xA0, /* Collection (Physical), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x15, 0x01, /* Logical Minimum (1), */
+ 0x25, 0x03, /* Logical Maximum (3), */
+ 0x75, 0x02, /* Report Size (2), */
+ 0x09, 0x42, /* Usage (Tip Switch), */
+ 0x09, 0x44, /* Usage (Barrel Switch), */
+ 0x09, 0x46, /* Usage (Tablet Pick), */
+ 0x80, /* Input, */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x09, 0x3C, /* Usage (Invert), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x09, 0x32, /* Usage (In Range), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0xA4, /* Push, */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x55, 0xFD, /* Unit Exponent (-3), */
+ 0x65, 0x13, /* Unit (Inch), */
+ 0x34, /* Physical Minimum (0), */
+ 0x14, /* Logical Minimum (0), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x46, 0x10, 0x27, /* Physical Maximum (10000), */
+ 0x26, 0x20, 0x4E, /* Logical Maximum (20000), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x46, 0x70, 0x17, /* Physical Maximum (6000), */
+ 0x26, 0xE0, 0x2E, /* Logical Maximum (12000), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xB4, /* Pop, */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x14, /* Logical Minimum (0), */
+ 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
+ 0x09, 0x30, /* Usage (Tip Pressure), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xA4, /* Push, */
+ 0x55, 0xFE, /* Unit Exponent (-2), */
+ 0x65, 0x12, /* Unit (Radians), */
+ 0x35, 0x97, /* Physical Minimum (-105), */
+ 0x45, 0x69, /* Physical Maximum (105), */
+ 0x15, 0x97, /* Logical Minimum (-105), */
+ 0x25, 0x69, /* Logical Maximum (105), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x09, 0x3D, /* Usage (X Tilt), */
+ 0x09, 0x3E, /* Usage (Y Tilt), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xB4, /* Pop, */
+ 0xC0, /* End Collection, */
+ 0xC0, /* End Collection, */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x02, /* Usage (Mouse), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x01, /* Report ID (1), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0xA0, /* Collection (Physical), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x09, 0x38, /* Usage (Wheel), */
+ 0x15, 0xFF, /* Logical Minimum (-1), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x06, /* Input (Variable, Relative), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0xC0, /* End Collection, */
+ 0xC0, /* End Collection, */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x06, /* Usage (Keyboard), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x0D, /* Report ID (13), */
+ 0x05, 0x07, /* Usage Page (Keyboard), */
+ 0x19, 0xE0, /* Usage Minimum (KB Leftcontrol), */
+ 0x29, 0xE7, /* Usage Maximum (KB Right GUI), */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x08, /* Report Count (8), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x01, /* Input (Constant), */
+ 0x18, /* Usage Minimum (None), */
+ 0x29, 0x65, /* Usage Maximum (KB Application), */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x65, /* Logical Maximum (101), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x05, /* Report Count (5), */
+ 0x80, /* Input, */
+ 0xC0, /* End Collection, */
+ 0x05, 0x0C, /* Usage Page (Consumer), */
+ 0x09, 0x01, /* Usage (Consumer Control), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x0C, /* Report ID (12), */
+ 0x09, 0xE9, /* Usage (Volume Inc), */
+ 0x09, 0xEA, /* Usage (Volume Dec), */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x75, 0x06, /* Report Size (6), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0xC0 /* End Collection */
};
static int waltop_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
int ret;
- struct waltop_state *s;
-
- s = kzalloc(sizeof(*s), GFP_KERNEL);
- if (s == NULL) {
- hid_err(hdev, "can't allocate device state\n");
- ret = -ENOMEM;
- goto err;
- }
-
- s->pressure0 = 0;
- s->pressure1 = 0;
-
- hid_set_drvdata(hdev, s);
ret = hid_parse(hdev);
if (ret) {
@@ -539,7 +657,6 @@ static int waltop_probe(struct hid_device *hdev,
return 0;
err:
- kfree(s);
return ret;
}
@@ -583,6 +700,12 @@ static __u8 *waltop_report_fixup(struct hid_device *hdev, __u8 *rdesc,
*rsize = sizeof(media_tablet_14_1_inch_rdesc_fixed);
}
break;
+ case USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET:
+ if (*rsize == SIRIUS_BATTERY_FREE_TABLET_RDESC_ORIG_SIZE) {
+ rdesc = sirius_battery_free_tablet_rdesc_fixed;
+ *rsize = sizeof(sirius_battery_free_tablet_rdesc_fixed);
+ }
+ break;
}
return rdesc;
}
@@ -590,39 +713,72 @@ static __u8 *waltop_report_fixup(struct hid_device *hdev, __u8 *rdesc,
static int waltop_raw_event(struct hid_device *hdev, struct hid_report *report,
u8 *data, int size)
{
- /* If this is a pen input report of a tablet with PID 0038 */
- if (hdev->product == USB_DEVICE_ID_WALTOP_PID_0038 &&
- report->type == HID_INPUT_REPORT &&
- report->id == 16 &&
- size == 8) {
- struct waltop_state *s = hid_get_drvdata(hdev);
-
+ /* If this is a pen input report */
+ if (report->type == HID_INPUT_REPORT && report->id == 16 && size >= 8) {
/*
- * Ignore maximum pressure reported when a barrel button is
- * pressed.
+ * Ignore reported pressure when a barrel button is pressed,
+ * because it is rarely correct.
*/
/* If a barrel button is pressed */
if ((data[1] & 0xF) > 1) {
- /* Use the last known pressure */
- data[6] = s->pressure0;
- data[7] = s->pressure1;
- } else {
- /* Remember reported pressure */
- s->pressure0 = data[6];
- s->pressure1 = data[7];
+ /* Report zero pressure */
+ data[6] = 0;
+ data[7] = 0;
}
}
+ /* If this is a pen input report of Sirius Battery Free Tablet */
+ if (hdev->product == USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET &&
+ report->type == HID_INPUT_REPORT &&
+ report->id == 16 &&
+ size == 10) {
+ /*
+ * The tablet reports tilt as roughly sin(a)*21 (18 means 60
+ * degrees).
+ *
+ * This array stores angles as radians * 100, corresponding to
+ * reported values up to 60 degrees, as expected by userspace.
+ */
+ static const s8 tilt_to_radians[] = {
+ 0, 5, 10, 14, 19, 24, 29, 34, 40, 45,
+ 50, 56, 62, 68, 74, 81, 88, 96, 105
+ };
+
+ s8 tilt_x = (s8)data[8];
+ s8 tilt_y = (s8)data[9];
+ s8 sign_x = tilt_x >= 0 ? 1 : -1;
+ s8 sign_y = tilt_y >= 0 ? 1 : -1;
+
+ tilt_x *= sign_x;
+ tilt_y *= sign_y;
+
+ /*
+ * Reverse the Y Tilt direction to match the HID standard and
+ * userspace expectations. See HID Usage Tables v1.12 16.3.2
+ * Tilt Orientation.
+ */
+ sign_y *= -1;
+
+ /*
+ * This effectively clamps reported tilt to 60 degrees - the
+ * range expected by userspace
+ */
+ if (tilt_x > ARRAY_SIZE(tilt_to_radians) - 1)
+ tilt_x = ARRAY_SIZE(tilt_to_radians) - 1;
+ if (tilt_y > ARRAY_SIZE(tilt_to_radians) - 1)
+ tilt_y = ARRAY_SIZE(tilt_to_radians) - 1;
+
+ data[8] = tilt_to_radians[tilt_x] * sign_x;
+ data[9] = tilt_to_radians[tilt_y] * sign_y;
+ }
+
return 0;
}
static void waltop_remove(struct hid_device *hdev)
{
- struct waltop_state *s = hid_get_drvdata(hdev);
-
hid_hw_stop(hdev);
- kfree(s);
}
static const struct hid_device_id waltop_devices[] = {
@@ -638,6 +794,8 @@ static const struct hid_device_id waltop_devices[] = {
USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,
USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,
+ USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
{ }
};
MODULE_DEVICE_TABLE(hid, waltop_devices);
diff --git a/drivers/hid/hid-wiimote-core.c b/drivers/hid/hid-wiimote-core.c
index cac3589b1ed..84e2fbec5fb 100644
--- a/drivers/hid/hid-wiimote-core.c
+++ b/drivers/hid/hid-wiimote-core.c
@@ -769,7 +769,7 @@ static void __ir_to_input(struct wiimote_data *wdata, const __u8 *ir,
/*
* Basic IR data is encoded into 3 bytes. The first two bytes are the
- * upper 8 bit of the X/Y data, the 3rd byte contains the lower 2 bits
+ * lower 8 bit of the X/Y data, the 3rd byte contains the upper 2 bits
* of both.
* If data is packed, then the 3rd byte is put first and slightly
* reordered. This allows to interleave packed and non-packed data to
@@ -778,17 +778,11 @@ static void __ir_to_input(struct wiimote_data *wdata, const __u8 *ir,
*/
if (packed) {
- x = ir[1] << 2;
- y = ir[2] << 2;
-
- x |= ir[0] & 0x3;
- y |= (ir[0] >> 2) & 0x3;
+ x = ir[1] | ((ir[0] & 0x03) << 8);
+ y = ir[2] | ((ir[0] & 0x0c) << 6);
} else {
- x = ir[0] << 2;
- y = ir[1] << 2;
-
- x |= (ir[2] >> 4) & 0x3;
- y |= (ir[2] >> 6) & 0x3;
+ x = ir[0] | ((ir[2] & 0x30) << 4);
+ y = ir[1] | ((ir[2] & 0xc0) << 2);
}
input_report_abs(wdata->ir, xid, x);
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index cf7d6d58e79..36fa77b40ff 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -87,11 +87,13 @@ static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count,
len = list->buffer[list->tail].len > count ?
count : list->buffer[list->tail].len;
- if (copy_to_user(buffer, list->buffer[list->tail].value, len)) {
- ret = -EFAULT;
- goto out;
+ if (list->buffer[list->tail].value) {
+ if (copy_to_user(buffer, list->buffer[list->tail].value, len)) {
+ ret = -EFAULT;
+ goto out;
+ }
+ ret = len;
}
- ret = len;
kfree(list->buffer[list->tail].value);
list->tail = (list->tail + 1) & (HIDRAW_BUFFER_SIZE - 1);
@@ -437,19 +439,24 @@ static const struct file_operations hidraw_ops = {
.llseek = noop_llseek,
};
-void hidraw_report_event(struct hid_device *hid, u8 *data, int len)
+int hidraw_report_event(struct hid_device *hid, u8 *data, int len)
{
struct hidraw *dev = hid->hidraw;
struct hidraw_list *list;
+ int ret = 0;
list_for_each_entry(list, &dev->list, node) {
- list->buffer[list->head].value = kmemdup(data, len, GFP_ATOMIC);
+ if (!(list->buffer[list->head].value = kmemdup(data, len, GFP_ATOMIC))) {
+ ret = -ENOMEM;
+ break;
+ }
list->buffer[list->head].len = len;
list->head = (list->head + 1) & (HIDRAW_BUFFER_SIZE - 1);
kill_fasync(&list->fasync, SIGIO, POLL_IN);
}
wake_up_interruptible(&dev->wait);
+ return ret;
}
EXPORT_SYMBOL_GPL(hidraw_report_event);
diff --git a/drivers/hid/usbhid/Kconfig b/drivers/hid/usbhid/Kconfig
index 0f20fd17cf0..0108c5991a0 100644
--- a/drivers/hid/usbhid/Kconfig
+++ b/drivers/hid/usbhid/Kconfig
@@ -1,13 +1,13 @@
-comment "USB Input Devices"
+menu "USB HID support"
depends on USB
config USB_HID
- tristate "USB Human Interface Device (full HID) support"
+ tristate "USB HID transport layer"
default y
depends on USB && INPUT
select HID
---help---
- Say Y here if you want full HID support to connect USB keyboards,
+ Say Y here if you want to connect USB keyboards,
mice, joysticks, graphic tablets, or any other HID based devices
to your computer via USB, as well as Uninterruptible Power Supply
(UPS) and monitor control devices.
@@ -81,4 +81,4 @@ config USB_MOUSE
endmenu
-
+endmenu
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index 5bf91dbad59..482f936fc29 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -28,6 +28,7 @@
#include <linux/input.h>
#include <linux/wait.h>
#include <linux/workqueue.h>
+#include <linux/string.h>
#include <linux/usb.h>
@@ -86,8 +87,13 @@ static int hid_start_in(struct hid_device *hid)
!test_bit(HID_REPORTED_IDLE, &usbhid->iofl) &&
!test_and_set_bit(HID_IN_RUNNING, &usbhid->iofl)) {
rc = usb_submit_urb(usbhid->urbin, GFP_ATOMIC);
- if (rc != 0)
+ if (rc != 0) {
clear_bit(HID_IN_RUNNING, &usbhid->iofl);
+ if (rc == -ENOSPC)
+ set_bit(HID_NO_BANDWIDTH, &usbhid->iofl);
+ } else {
+ clear_bit(HID_NO_BANDWIDTH, &usbhid->iofl);
+ }
}
spin_unlock_irqrestore(&usbhid->lock, flags);
return rc;
@@ -173,8 +179,10 @@ static void hid_io_error(struct hid_device *hid)
if (time_after(jiffies, usbhid->stop_retry)) {
- /* Retries failed, so do a port reset */
- if (!test_and_set_bit(HID_RESET_PENDING, &usbhid->iofl)) {
+ /* Retries failed, so do a port reset unless we lack bandwidth*/
+ if (test_bit(HID_NO_BANDWIDTH, &usbhid->iofl)
+ && !test_and_set_bit(HID_RESET_PENDING, &usbhid->iofl)) {
+
schedule_work(&usbhid->reset_work);
goto done;
}
@@ -203,7 +211,7 @@ static int usbhid_restart_out_queue(struct usbhid_device *usbhid)
return 0;
if ((kicked = (usbhid->outhead != usbhid->outtail))) {
- dbg("Kicking head %d tail %d", usbhid->outhead, usbhid->outtail);
+ hid_dbg(hid, "Kicking head %d tail %d", usbhid->outhead, usbhid->outtail);
r = usb_autopm_get_interface_async(usbhid->intf);
if (r < 0)
@@ -230,7 +238,7 @@ static int usbhid_restart_ctrl_queue(struct usbhid_device *usbhid)
return 0;
if ((kicked = (usbhid->ctrlhead != usbhid->ctrltail))) {
- dbg("Kicking head %d tail %d", usbhid->ctrlhead, usbhid->ctrltail);
+ hid_dbg(hid, "Kicking head %d tail %d", usbhid->ctrlhead, usbhid->ctrltail);
r = usb_autopm_get_interface_async(usbhid->intf);
if (r < 0)
@@ -399,6 +407,16 @@ static int hid_submit_ctrl(struct hid_device *hid)
* Output interrupt completion handler.
*/
+static int irq_out_pump_restart(struct hid_device *hid)
+{
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ if (usbhid->outhead != usbhid->outtail)
+ return hid_submit_out(hid);
+ else
+ return -1;
+}
+
static void hid_irq_out(struct urb *urb)
{
struct hid_device *hid = urb->context;
@@ -428,7 +446,7 @@ static void hid_irq_out(struct urb *urb)
else
usbhid->outtail = (usbhid->outtail + 1) & (HID_OUTPUT_FIFO_SIZE - 1);
- if (usbhid->outhead != usbhid->outtail && !hid_submit_out(hid)) {
+ if (!irq_out_pump_restart(hid)) {
/* Successfully submitted next urb in queue */
spin_unlock_irqrestore(&usbhid->lock, flags);
return;
@@ -443,6 +461,15 @@ static void hid_irq_out(struct urb *urb)
/*
* Control pipe completion handler.
*/
+static int ctrl_pump_restart(struct hid_device *hid)
+{
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ if (usbhid->ctrlhead != usbhid->ctrltail)
+ return hid_submit_ctrl(hid);
+ else
+ return -1;
+}
static void hid_ctrl(struct urb *urb)
{
@@ -476,7 +503,7 @@ static void hid_ctrl(struct urb *urb)
else
usbhid->ctrltail = (usbhid->ctrltail + 1) & (HID_CONTROL_FIFO_SIZE - 1);
- if (usbhid->ctrlhead != usbhid->ctrltail && !hid_submit_ctrl(hid)) {
+ if (!ctrl_pump_restart(hid)) {
/* Successfully submitted next urb in queue */
spin_unlock(&usbhid->lock);
return;
@@ -535,11 +562,27 @@ static void __usbhid_submit_report(struct hid_device *hid, struct hid_report *re
* the queue is known to run
* but an earlier request may be stuck
* we may need to time out
- * no race because this is called under
+ * no race because the URB is blocked under
* spinlock
*/
- if (time_after(jiffies, usbhid->last_out + HZ * 5))
+ if (time_after(jiffies, usbhid->last_out + HZ * 5)) {
+ usb_block_urb(usbhid->urbout);
+ /* drop lock to not deadlock if the callback is called */
+ spin_unlock(&usbhid->lock);
usb_unlink_urb(usbhid->urbout);
+ spin_lock(&usbhid->lock);
+ usb_unblock_urb(usbhid->urbout);
+ /*
+ * if the unlinking has already completed
+ * the pump will have been stopped
+ * it must be restarted now
+ */
+ if (!test_bit(HID_OUT_RUNNING, &usbhid->iofl))
+ if (!irq_out_pump_restart(hid))
+ set_bit(HID_OUT_RUNNING, &usbhid->iofl);
+
+
+ }
}
return;
}
@@ -583,11 +626,25 @@ static void __usbhid_submit_report(struct hid_device *hid, struct hid_report *re
* the queue is known to run
* but an earlier request may be stuck
* we may need to time out
- * no race because this is called under
+ * no race because the URB is blocked under
* spinlock
*/
- if (time_after(jiffies, usbhid->last_ctrl + HZ * 5))
+ if (time_after(jiffies, usbhid->last_ctrl + HZ * 5)) {
+ usb_block_urb(usbhid->urbctrl);
+ /* drop lock to not deadlock if the callback is called */
+ spin_unlock(&usbhid->lock);
usb_unlink_urb(usbhid->urbctrl);
+ spin_lock(&usbhid->lock);
+ usb_unblock_urb(usbhid->urbctrl);
+ /*
+ * if the unlinking has already completed
+ * the pump will have been stopped
+ * it must be restarted now
+ */
+ if (!test_bit(HID_CTRL_RUNNING, &usbhid->iofl))
+ if (!ctrl_pump_restart(hid))
+ set_bit(HID_CTRL_RUNNING, &usbhid->iofl);
+ }
}
}
@@ -700,7 +757,7 @@ static int hid_get_class_descriptor(struct usb_device *dev, int ifnum,
int usbhid_open(struct hid_device *hid)
{
struct usbhid_device *usbhid = hid->driver_data;
- int res;
+ int res = 0;
mutex_lock(&hid_open_mut);
if (!hid->open++) {
@@ -708,17 +765,27 @@ int usbhid_open(struct hid_device *hid)
/* the device must be awake to reliably request remote wakeup */
if (res < 0) {
hid->open--;
- mutex_unlock(&hid_open_mut);
- return -EIO;
+ res = -EIO;
+ goto done;
}
usbhid->intf->needs_remote_wakeup = 1;
- if (hid_start_in(hid))
- hid_io_error(hid);
-
+ res = hid_start_in(hid);
+ if (res) {
+ if (res != -ENOSPC) {
+ hid_io_error(hid);
+ res = 0;
+ } else {
+ /* no use opening if resources are insufficient */
+ hid->open--;
+ res = -EBUSY;
+ usbhid->intf->needs_remote_wakeup = 0;
+ }
+ }
usb_autopm_put_interface(usbhid->intf);
}
+done:
mutex_unlock(&hid_open_mut);
- return 0;
+ return res;
}
void usbhid_close(struct hid_device *hid)
@@ -1347,7 +1414,34 @@ static int hid_post_reset(struct usb_interface *intf)
struct usb_device *dev = interface_to_usbdev (intf);
struct hid_device *hid = usb_get_intfdata(intf);
struct usbhid_device *usbhid = hid->driver_data;
+ struct usb_host_interface *interface = intf->cur_altsetting;
int status;
+ char *rdesc;
+
+ /* Fetch and examine the HID report descriptor. If this
+ * has changed, then rebind. Since usbcore's check of the
+ * configuration descriptors passed, we already know that
+ * the size of the HID report descriptor has not changed.
+ */
+ rdesc = kmalloc(hid->rsize, GFP_KERNEL);
+ if (!rdesc) {
+ dbg_hid("couldn't allocate rdesc memory (post_reset)\n");
+ return 1;
+ }
+ status = hid_get_class_descriptor(dev,
+ interface->desc.bInterfaceNumber,
+ HID_DT_REPORT, rdesc, hid->rsize);
+ if (status < 0) {
+ dbg_hid("reading report descriptor failed (post_reset)\n");
+ kfree(rdesc);
+ return 1;
+ }
+ status = memcmp(rdesc, hid->rdesc, hid->rsize);
+ kfree(rdesc);
+ if (status != 0) {
+ dbg_hid("report descriptor changed\n");
+ return 1;
+ }
spin_lock_irq(&usbhid->lock);
clear_bit(HID_RESET_PENDING, &usbhid->iofl);
@@ -1504,28 +1598,15 @@ static struct usb_driver hid_driver = {
.supports_autosuspend = 1,
};
-static const struct hid_device_id hid_usb_table[] = {
- { HID_USB_DEVICE(HID_ANY_ID, HID_ANY_ID) },
- { }
-};
-
struct usb_interface *usbhid_find_interface(int minor)
{
return usb_find_interface(&hid_driver, minor);
}
-static struct hid_driver hid_usb_driver = {
- .name = "generic-usb",
- .id_table = hid_usb_table,
-};
-
static int __init hid_init(void)
{
int retval = -ENOMEM;
- retval = hid_register_driver(&hid_usb_driver);
- if (retval)
- goto hid_register_fail;
retval = usbhid_quirks_init(quirks_param);
if (retval)
goto usbhid_quirks_init_fail;
@@ -1538,8 +1619,6 @@ static int __init hid_init(void)
usb_register_fail:
usbhid_quirks_exit();
usbhid_quirks_init_fail:
- hid_unregister_driver(&hid_usb_driver);
-hid_register_fail:
return retval;
}
@@ -1547,7 +1626,6 @@ static void __exit hid_exit(void)
{
usb_deregister(&hid_driver);
usbhid_quirks_exit();
- hid_unregister_driver(&hid_usb_driver);
}
module_init(hid_init);
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 782c63955f2..0597ee604f6 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -88,6 +88,7 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH, HID_QUIRK_MULTI_INPUT },
+ { USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_QUAD_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_WISEGROUP_LTD2, USB_DEVICE_ID_SMARTJOY_DUAL_PLUS, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index b1ec0e2aeb5..14599e25679 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -34,6 +34,7 @@
#include <linux/hid.h>
#include <linux/hiddev.h>
#include <linux/compat.h>
+#include <linux/vmalloc.h>
#include "usbhid.h"
#ifdef CONFIG_USB_DYNAMIC_MINORS
@@ -250,13 +251,13 @@ static int hiddev_release(struct inode * inode, struct file * file)
} else {
mutex_unlock(&list->hiddev->existancelock);
kfree(list->hiddev);
- kfree(list);
+ vfree(list);
return 0;
}
}
mutex_unlock(&list->hiddev->existancelock);
- kfree(list);
+ vfree(list);
return 0;
}
@@ -278,7 +279,7 @@ static int hiddev_open(struct inode *inode, struct file *file)
hid = usb_get_intfdata(intf);
hiddev = hid->hiddev;
- if (!(list = kzalloc(sizeof(struct hiddev_list), GFP_KERNEL)))
+ if (!(list = vzalloc(sizeof(struct hiddev_list))))
return -ENOMEM;
mutex_init(&list->thread_lock);
list->hiddev = hiddev;
@@ -322,7 +323,7 @@ bail_unlock:
mutex_unlock(&hiddev->existancelock);
bail:
file->private_data = NULL;
- kfree(list);
+ vfree(list);
return res;
}
diff --git a/drivers/hid/usbhid/usbhid.h b/drivers/hid/usbhid/usbhid.h
index cb8f703efde..1883d7b9487 100644
--- a/drivers/hid/usbhid/usbhid.h
+++ b/drivers/hid/usbhid/usbhid.h
@@ -55,6 +55,7 @@ struct usb_interface *usbhid_find_interface(int minor);
#define HID_STARTED 8
#define HID_REPORTED_IDLE 9
#define HID_KEYS_PRESSED 10
+#define HID_NO_BANDWIDTH 11
/*
* USB-specific HID struct, to be pointed to
diff --git a/drivers/hid/usbhid/usbmouse.c b/drivers/hid/usbhid/usbmouse.c
index 0f6be45d43d..bf16d72dc37 100644
--- a/drivers/hid/usbhid/usbmouse.c
+++ b/drivers/hid/usbhid/usbmouse.c
@@ -92,9 +92,10 @@ static void usb_mouse_irq(struct urb *urb)
resubmit:
status = usb_submit_urb (urb, GFP_ATOMIC);
if (status)
- err ("can't resubmit intr, %s-%s/input0, status %d",
- mouse->usbdev->bus->bus_name,
- mouse->usbdev->devpath, status);
+ dev_err(&mouse->usbdev->dev,
+ "can't resubmit intr, %s-%s/input0, status %d\n",
+ mouse->usbdev->bus->bus_name,
+ mouse->usbdev->devpath, status);
}
static int usb_mouse_open(struct input_dev *dev)
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-21 06:23:33 +0000