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-rw-r--r--drivers/hid/Kconfig31
-rw-r--r--drivers/hid/Makefile10
-rw-r--r--drivers/hid/hid-core.c79
-rw-r--r--drivers/hid/hid-debug.c8
-rw-r--r--drivers/hid/hid-emsff.c2
-rw-r--r--drivers/hid/hid-hyperv.c586
-rw-r--r--drivers/hid/hid-ids.h41
-rw-r--r--drivers/hid/hid-input.c159
-rw-r--r--drivers/hid/hid-lg4ff.c2
-rw-r--r--drivers/hid/hid-multitouch.c213
-rw-r--r--drivers/hid/hid-picolcd.c4
-rw-r--r--drivers/hid/hid-quanta.c261
-rw-r--r--drivers/hid/hid-roccat-common.c4
-rw-r--r--drivers/hid/hid-roccat-kone.c4
-rw-r--r--drivers/hid/hid-wacom.c179
-rw-r--r--drivers/hid/hid-wiimote-core.c (renamed from drivers/hid/hid-wiimote.c)246
-rw-r--r--drivers/hid/hid-wiimote-debug.c227
-rw-r--r--drivers/hid/hid-wiimote-ext.c752
-rw-r--r--drivers/hid/hid-wiimote.h208
-rw-r--r--drivers/hid/usbhid/hid-core.c241
-rw-r--r--drivers/hid/usbhid/hid-quirks.c4
-rw-r--r--drivers/hid/usbhid/usbhid.h3
-rw-r--r--drivers/hid/usbhid/usbkbd.c64
23 files changed, 2704 insertions, 624 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 7f1190794290..a421abdd1ab7 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -31,6 +31,11 @@ config HID
If unsure, say Y.
+config HID_BATTERY_STRENGTH
+ bool
+ depends on HID && POWER_SUPPLY && HID = POWER_SUPPLY
+ default y
+
config HIDRAW
bool "/dev/hidraw raw HID device support"
depends on HID
@@ -335,6 +340,7 @@ config HID_MULTITOUCH
Say Y here if you have one of the following devices:
- 3M PCT touch screens
- ActionStar dual touch panels
+ - Atmel panels
- Cando dual touch panels
- Chunghwa panels
- CVTouch panels
@@ -349,12 +355,15 @@ config HID_MULTITOUCH
- Lumio CrystalTouch panels
- MosArt dual-touch panels
- PenMount dual touch panels
+ - PixArt optical touch screen
- Pixcir dual touch panels
+ - Quanta panels
- eGalax dual-touch panels, including the Joojoo and Wetab tablets
- Stantum multitouch panels
- Touch International Panels
- Unitec Panels
- XAT optical touch panels
+ - Xiroku optical touch panels
If unsure, say N.
@@ -466,12 +475,6 @@ config HID_PRIMAX
Support for Primax devices that are not fully compliant with the
HID standard.
-config HID_QUANTA
- tristate "Quanta Optical Touch panels"
- depends on USB_HID
- ---help---
- Support for Quanta Optical Touch dual-touch panels.
-
config HID_ROCCAT
tristate "Roccat special event support"
depends on USB_HID
@@ -567,6 +570,12 @@ config GREENASIA_FF
(like MANTA Warrior MM816 and SpeedLink Strike2 SL-6635) or adapter
and want to enable force feedback support for it.
+config HID_HYPERV_MOUSE
+ tristate "Microsoft Hyper-V mouse driver"
+ depends on HYPERV
+ ---help---
+ Select this option to enable the Hyper-V mouse driver.
+
config HID_SMARTJOYPLUS
tristate "SmartJoy PLUS PS2/USB adapter support"
depends on USB_HID
@@ -627,9 +636,19 @@ config HID_WIIMOTE
depends on BT_HIDP
depends on LEDS_CLASS
select POWER_SUPPLY
+ select INPUT_FF_MEMLESS
---help---
Support for the Nintendo Wii Remote bluetooth device.
+config HID_WIIMOTE_EXT
+ bool "Nintendo Wii Remote Extension support"
+ depends on HID_WIIMOTE
+ default HID_WIIMOTE
+ ---help---
+ Support for extension controllers of the Nintendo Wii Remote. Say yes
+ here if you want to use the Nintendo Motion+, Nunchuck or Classic
+ extension controllers with your Wii Remote.
+
config HID_ZEROPLUS
tristate "Zeroplus based game controller support"
depends on USB_HID
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index 88660f7f3a55..8aefdc963cce 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -25,6 +25,14 @@ ifdef CONFIG_LOGIWHEELS_FF
hid-logitech-y += hid-lg4ff.o
endif
+hid-wiimote-y := hid-wiimote-core.o
+ifdef CONFIG_HID_WIIMOTE_EXT
+ hid-wiimote-y += hid-wiimote-ext.o
+endif
+ifdef CONFIG_DEBUG_FS
+ hid-wiimote-y += hid-wiimote-debug.o
+endif
+
obj-$(CONFIG_HID_A4TECH) += hid-a4tech.o
obj-$(CONFIG_HID_ACRUX) += hid-axff.o
obj-$(CONFIG_HID_APPLE) += hid-apple.o
@@ -38,6 +46,7 @@ obj-$(CONFIG_HID_ELECOM) += hid-elecom.o
obj-$(CONFIG_HID_EZKEY) += hid-ezkey.o
obj-$(CONFIG_HID_GYRATION) += hid-gyration.o
obj-$(CONFIG_HID_HOLTEK) += hid-holtekff.o
+obj-$(CONFIG_HID_HYPERV_MOUSE) += hid-hyperv.o
obj-$(CONFIG_HID_KENSINGTON) += hid-kensington.o
obj-$(CONFIG_HID_KEYTOUCH) += hid-keytouch.o
obj-$(CONFIG_HID_KYE) += hid-kye.o
@@ -51,7 +60,6 @@ obj-$(CONFIG_HID_MULTITOUCH) += hid-multitouch.o
obj-$(CONFIG_HID_NTRIG) += hid-ntrig.o
obj-$(CONFIG_HID_ORTEK) += hid-ortek.o
obj-$(CONFIG_HID_PRODIKEYS) += hid-prodikeys.o
-obj-$(CONFIG_HID_QUANTA) += hid-quanta.o
obj-$(CONFIG_HID_PANTHERLORD) += hid-pl.o
obj-$(CONFIG_HID_PETALYNX) += hid-petalynx.o
obj-$(CONFIG_HID_PICOLCD) += hid-picolcd.o
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 2f1672a49d56..b88ae113d367 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -90,7 +90,7 @@ static struct hid_field *hid_register_field(struct hid_report *report, unsigned
struct hid_field *field;
if (report->maxfield == HID_MAX_FIELDS) {
- dbg_hid("too many fields in report\n");
+ hid_err(report->device, "too many fields in report\n");
return NULL;
}
@@ -121,7 +121,7 @@ static int open_collection(struct hid_parser *parser, unsigned type)
usage = parser->local.usage[0];
if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
- dbg_hid("collection stack overflow\n");
+ hid_err(parser->device, "collection stack overflow\n");
return -1;
}
@@ -129,7 +129,7 @@ static int open_collection(struct hid_parser *parser, unsigned type)
collection = kmalloc(sizeof(struct hid_collection) *
parser->device->collection_size * 2, GFP_KERNEL);
if (collection == NULL) {
- dbg_hid("failed to reallocate collection array\n");
+ hid_err(parser->device, "failed to reallocate collection array\n");
return -1;
}
memcpy(collection, parser->device->collection,
@@ -165,7 +165,7 @@ static int open_collection(struct hid_parser *parser, unsigned type)
static int close_collection(struct hid_parser *parser)
{
if (!parser->collection_stack_ptr) {
- dbg_hid("collection stack underflow\n");
+ hid_err(parser->device, "collection stack underflow\n");
return -1;
}
parser->collection_stack_ptr--;
@@ -197,7 +197,7 @@ static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
static int hid_add_usage(struct hid_parser *parser, unsigned usage)
{
if (parser->local.usage_index >= HID_MAX_USAGES) {
- dbg_hid("usage index exceeded\n");
+ hid_err(parser->device, "usage index exceeded\n");
return -1;
}
parser->local.usage[parser->local.usage_index] = usage;
@@ -222,12 +222,13 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign
report = hid_register_report(parser->device, report_type, parser->global.report_id);
if (!report) {
- dbg_hid("hid_register_report failed\n");
+ hid_err(parser->device, "hid_register_report failed\n");
return -1;
}
if (parser->global.logical_maximum < parser->global.logical_minimum) {
- dbg_hid("logical range invalid %d %d\n", parser->global.logical_minimum, parser->global.logical_maximum);
+ hid_err(parser->device, "logical range invalid %d %d\n",
+ parser->global.logical_minimum, parser->global.logical_maximum);
return -1;
}
@@ -307,7 +308,7 @@ static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
case HID_GLOBAL_ITEM_TAG_PUSH:
if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
- dbg_hid("global environment stack overflow\n");
+ hid_err(parser->device, "global environment stack overflow\n");
return -1;
}
@@ -318,7 +319,7 @@ static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
case HID_GLOBAL_ITEM_TAG_POP:
if (!parser->global_stack_ptr) {
- dbg_hid("global environment stack underflow\n");
+ hid_err(parser->device, "global environment stack underflow\n");
return -1;
}
@@ -362,8 +363,8 @@ static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
parser->global.report_size = item_udata(item);
- if (parser->global.report_size > 32) {
- dbg_hid("invalid report_size %d\n",
+ if (parser->global.report_size > 96) {
+ hid_err(parser->device, "invalid report_size %d\n",
parser->global.report_size);
return -1;
}
@@ -372,7 +373,7 @@ static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
parser->global.report_count = item_udata(item);
if (parser->global.report_count > HID_MAX_USAGES) {
- dbg_hid("invalid report_count %d\n",
+ hid_err(parser->device, "invalid report_count %d\n",
parser->global.report_count);
return -1;
}
@@ -381,13 +382,13 @@ static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
case HID_GLOBAL_ITEM_TAG_REPORT_ID:
parser->global.report_id = item_udata(item);
if (parser->global.report_id == 0) {
- dbg_hid("report_id 0 is invalid\n");
+ hid_err(parser->device, "report_id 0 is invalid\n");
return -1;
}
return 0;
default:
- dbg_hid("unknown global tag 0x%x\n", item->tag);
+ hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
return -1;
}
}
@@ -414,14 +415,14 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
* items and the first delimiter set.
*/
if (parser->local.delimiter_depth != 0) {
- dbg_hid("nested delimiters\n");
+ hid_err(parser->device, "nested delimiters\n");
return -1;
}
parser->local.delimiter_depth++;
parser->local.delimiter_branch++;
} else {
if (parser->local.delimiter_depth < 1) {
- dbg_hid("bogus close delimiter\n");
+ hid_err(parser->device, "bogus close delimiter\n");
return -1;
}
parser->local.delimiter_depth--;
@@ -506,7 +507,7 @@ static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
break;
default:
- dbg_hid("unknown main item tag 0x%x\n", item->tag);
+ hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
ret = 0;
}
@@ -678,12 +679,12 @@ int hid_parse_report(struct hid_device *device, __u8 *start,
while ((start = fetch_item(start, end, &item)) != NULL) {
if (item.format != HID_ITEM_FORMAT_SHORT) {
- dbg_hid("unexpected long global item\n");
+ hid_err(device, "unexpected long global item\n");
goto err;
}
if (dispatch_type[item.type](parser, &item)) {
- dbg_hid("item %u %u %u %u parsing failed\n",
+ hid_err(device, "item %u %u %u %u parsing failed\n",
item.format, (unsigned)item.size,
(unsigned)item.type, (unsigned)item.tag);
goto err;
@@ -691,11 +692,11 @@ int hid_parse_report(struct hid_device *device, __u8 *start,
if (start == end) {
if (parser->collection_stack_ptr) {
- dbg_hid("unbalanced collection at end of report description\n");
+ hid_err(device, "unbalanced collection at end of report description\n");
goto err;
}
if (parser->local.delimiter_depth) {
- dbg_hid("unbalanced delimiter at end of report description\n");
+ hid_err(device, "unbalanced delimiter at end of report description\n");
goto err;
}
vfree(parser);
@@ -703,7 +704,7 @@ int hid_parse_report(struct hid_device *device, __u8 *start,
}
}
- dbg_hid("item fetching failed at offset %d\n", (int)(end - start));
+ hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
err:
vfree(parser);
return ret;
@@ -873,7 +874,7 @@ static void hid_process_event(struct hid_device *hid, struct hid_field *field,
ret = hdrv->event(hid, field, usage, value);
if (ret != 0) {
if (ret < 0)
- dbg_hid("%s's event failed with %d\n",
+ hid_err(hid, "%s's event failed with %d\n",
hdrv->name, ret);
return;
}
@@ -995,12 +996,13 @@ int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
hid_dump_input(field->report->device, field->usage + offset, value);
if (offset >= field->report_count) {
- dbg_hid("offset (%d) exceeds report_count (%d)\n", offset, field->report_count);
+ hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
+ offset, field->report_count);
return -1;
}
if (field->logical_minimum < 0) {
if (value != snto32(s32ton(value, size), size)) {
- dbg_hid("value %d is out of range\n", value);
+ hid_err(field->report->device, "value %d is out of range\n", value);
return -1;
}
}
@@ -1404,11 +1406,13 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ 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) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH1) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH2) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH3) },
- { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH4) },
+ { 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_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) },
@@ -1423,6 +1427,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ 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) },
@@ -1498,6 +1503,9 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
{ 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) },
@@ -1545,11 +1553,21 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
{ 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_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
@@ -1769,6 +1787,7 @@ static const struct hid_device_id hid_ignore_list[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index ee80d733801d..01dd9a7daf7a 100644
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -114,6 +114,14 @@ static const struct hid_usage_entry hid_usage_table[] = {
{0, 0xbd, "FlareRelease"},
{0, 0xbe, "LandingGear"},
{0, 0xbf, "ToeBrake"},
+ { 6, 0, "GenericDeviceControls" },
+ {0, 0x20, "BatteryStrength" },
+ {0, 0x21, "WirelessChannel" },
+ {0, 0x22, "WirelessID" },
+ {0, 0x23, "DiscoverWirelessControl" },
+ {0, 0x24, "SecurityCodeCharacterEntered" },
+ {0, 0x25, "SecurityCodeCharactedErased" },
+ {0, 0x26, "SecurityCodeCleared" },
{ 7, 0, "Keyboard" },
{ 8, 0, "LED" },
{0, 0x01, "NumLock"},
diff --git a/drivers/hid/hid-emsff.c b/drivers/hid/hid-emsff.c
index 9bdde867a02f..2630d483d262 100644
--- a/drivers/hid/hid-emsff.c
+++ b/drivers/hid/hid-emsff.c
@@ -140,7 +140,7 @@ err:
}
static const struct hid_device_id ems_devices[] = {
- { HID_USB_DEVICE(USB_VENDOR_ID_EMS, 0x118) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
{ }
};
MODULE_DEVICE_TABLE(hid, ems_devices);
diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
new file mode 100644
index 000000000000..0c33ae9cf0f0
--- /dev/null
+++ b/drivers/hid/hid-hyperv.c
@@ -0,0 +1,586 @@
+/*
+ * Copyright (c) 2009, Citrix Systems, Inc.
+ * Copyright (c) 2010, Microsoft Corporation.
+ * Copyright (c) 2011, Novell Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ */
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/completion.h>
+#include <linux/input.h>
+#include <linux/hid.h>
+#include <linux/hiddev.h>
+#include <linux/hyperv.h>
+
+
+struct hv_input_dev_info {
+ unsigned int size;
+ unsigned short vendor;
+ unsigned short product;
+ unsigned short version;
+ unsigned short reserved[11];
+};
+
+/* The maximum size of a synthetic input message. */
+#define SYNTHHID_MAX_INPUT_REPORT_SIZE 16
+
+/*
+ * Current version
+ *
+ * History:
+ * Beta, RC < 2008/1/22 1,0
+ * RC > 2008/1/22 2,0
+ */
+#define SYNTHHID_INPUT_VERSION_MAJOR 2
+#define SYNTHHID_INPUT_VERSION_MINOR 0
+#define SYNTHHID_INPUT_VERSION (SYNTHHID_INPUT_VERSION_MINOR | \
+ (SYNTHHID_INPUT_VERSION_MAJOR << 16))
+
+
+#pragma pack(push, 1)
+/*
+ * Message types in the synthetic input protocol
+ */
+enum synthhid_msg_type {
+ SYNTH_HID_PROTOCOL_REQUEST,
+ SYNTH_HID_PROTOCOL_RESPONSE,
+ SYNTH_HID_INITIAL_DEVICE_INFO,
+ SYNTH_HID_INITIAL_DEVICE_INFO_ACK,
+ SYNTH_HID_INPUT_REPORT,
+ SYNTH_HID_MAX
+};
+
+/*
+ * Basic message structures.
+ */
+struct synthhid_msg_hdr {
+ enum synthhid_msg_type type;
+ u32 size;
+};
+
+struct synthhid_msg {
+ struct synthhid_msg_hdr header;
+ char data[1]; /* Enclosed message */
+};
+
+union synthhid_version {
+ struct {
+ u16 minor_version;
+ u16 major_version;
+ };
+ u32 version;
+};
+
+/*
+ * Protocol messages
+ */
+struct synthhid_protocol_request {
+ struct synthhid_msg_hdr header;
+ union synthhid_version version_requested;
+};
+
+struct synthhid_protocol_response {
+ struct synthhid_msg_hdr header;
+ union synthhid_version version_requested;
+ unsigned char approved;
+};
+
+struct synthhid_device_info {
+ struct synthhid_msg_hdr header;
+ struct hv_input_dev_info hid_dev_info;
+ struct hid_descriptor hid_descriptor;
+};
+
+struct synthhid_device_info_ack {
+ struct synthhid_msg_hdr header;
+ unsigned char reserved;
+};
+
+struct synthhid_input_report {
+ struct synthhid_msg_hdr header;
+ char buffer[1];
+};
+
+#pragma pack(pop)
+
+#define INPUTVSC_SEND_RING_BUFFER_SIZE (10*PAGE_SIZE)
+#define INPUTVSC_RECV_RING_BUFFER_SIZE (10*PAGE_SIZE)
+
+
+enum pipe_prot_msg_type {
+ PIPE_MESSAGE_INVALID,
+ PIPE_MESSAGE_DATA,
+ PIPE_MESSAGE_MAXIMUM
+};
+
+
+struct pipe_prt_msg {
+ enum pipe_prot_msg_type type;
+ u32 size;
+ char data[1];
+};
+
+struct mousevsc_prt_msg {
+ enum pipe_prot_msg_type type;
+ u32 size;
+ union {
+ struct synthhid_protocol_request request;
+ struct synthhid_protocol_response response;
+ struct synthhid_device_info_ack ack;
+ };
+};
+
+/*
+ * Represents an mousevsc device
+ */
+struct mousevsc_dev {
+ struct hv_device *device;
+ bool init_complete;
+ bool connected;
+ struct mousevsc_prt_msg protocol_req;
+ struct mousevsc_prt_msg protocol_resp;
+ /* Synchronize the request/response if needed */
+ struct completion wait_event;
+ int dev_info_status;
+
+ struct hid_descriptor *hid_desc;
+ unsigned char *report_desc;
+ u32 report_desc_size;
+ struct hv_input_dev_info hid_dev_info;
+ struct hid_device *hid_device;
+};
+
+
+static struct mousevsc_dev *mousevsc_alloc_device(struct hv_device *device)
+{
+ struct mousevsc_dev *input_dev;
+
+ input_dev = kzalloc(sizeof(struct mousevsc_dev), GFP_KERNEL);
+
+ if (!input_dev)
+ return NULL;
+
+ input_dev->device = device;
+ hv_set_drvdata(device, input_dev);
+ init_completion(&input_dev->wait_event);
+ input_dev->init_complete = false;
+
+ return input_dev;
+}
+
+static void mousevsc_free_device(struct mousevsc_dev *device)
+{
+ kfree(device->hid_desc);
+ kfree(device->report_desc);
+ hv_set_drvdata(device->device, NULL);
+ kfree(device);
+}
+
+static void mousevsc_on_receive_device_info(struct mousevsc_dev *input_device,
+ struct synthhid_device_info *device_info)
+{
+ int ret = 0;
+ struct hid_descriptor *desc;
+ struct mousevsc_prt_msg ack;
+
+ input_device->dev_info_status = -ENOMEM;
+
+ input_device->hid_dev_info = device_info->hid_dev_info;
+ desc = &device_info->hid_descriptor;
+ if (desc->bLength == 0)
+ goto cleanup;
+
+ input_device->hid_desc = kzalloc(desc->bLength, GFP_ATOMIC);
+
+ if (!input_device->hid_desc)
+ goto cleanup;
+
+ memcpy(input_device->hid_desc, desc, desc->bLength);
+
+ input_device->report_desc_size = desc->desc[0].wDescriptorLength;
+ if (input_device->report_desc_size == 0) {
+ input_device->dev_info_status = -EINVAL;
+ goto cleanup;
+ }
+
+ input_device->report_desc = kzalloc(input_device->report_desc_size,
+ GFP_ATOMIC);
+
+ if (!input_device->report_desc) {
+ input_device->dev_info_status = -ENOMEM;
+ goto cleanup;
+ }
+
+ memcpy(input_device->report_desc,
+ ((unsigned char *)desc) + desc->bLength,
+ desc->desc[0].wDescriptorLength);
+
+ /* Send the ack */
+ memset(&ack, 0, sizeof(struct mousevsc_prt_msg));
+
+ ack.type = PIPE_MESSAGE_DATA;
+ ack.size = sizeof(struct synthhid_device_info_ack);
+
+ ack.ack.header.type = SYNTH_HID_INITIAL_DEVICE_INFO_ACK;
+ ack.ack.header.size = 1;
+ ack.ack.reserved = 0;
+
+ ret = vmbus_sendpacket(input_device->device->channel,
+ &ack,
+ sizeof(struct pipe_prt_msg) - sizeof(unsigned char) +
+ sizeof(struct synthhid_device_info_ack),
+ (unsigned long)&ack,
+ VM_PKT_DATA_INBAND,
+ VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED);
+
+ if (!ret)
+ input_device->dev_info_status = 0;
+
+cleanup:
+ complete(&input_device->wait_event);
+
+ return;
+}
+
+static void mousevsc_on_receive(struct hv_device *device,
+ struct vmpacket_descriptor *packet)
+{
+ struct pipe_prt_msg *pipe_msg;
+ struct synthhid_msg *hid_msg;
+ struct mousevsc_dev *input_dev = hv_get_drvdata(device);
+ struct synthhid_input_report *input_report;
+
+ pipe_msg = (struct pipe_prt_msg *)((unsigned long)packet +
+ (packet->offset8 << 3));
+
+ if (pipe_msg->type != PIPE_MESSAGE_DATA)
+ return;
+
+ hid_msg = (struct synthhid_msg *)pipe_msg->data;
+
+ switch (hid_msg->header.type) {
+ case SYNTH_HID_PROTOCOL_RESPONSE:
+ /*
+ * While it will be impossible for us to protect against
+ * malicious/buggy hypervisor/host, add a check here to
+ * ensure we don't corrupt memory.
+ */
+ if ((pipe_msg->size + sizeof(struct pipe_prt_msg)
+ - sizeof(unsigned char))
+ > sizeof(struct mousevsc_prt_msg)) {
+ WARN_ON(1);
+ break;
+ }
+
+ memcpy(&input_dev->protocol_resp, pipe_msg,
+ pipe_msg->size + sizeof(struct pipe_prt_msg) -
+ sizeof(unsigned char));
+ complete(&input_dev->wait_event);
+ break;
+
+ case SYNTH_HID_INITIAL_DEVICE_INFO:
+ WARN_ON(pipe_msg->size < sizeof(struct hv_input_dev_info));
+
+ /*
+ * Parse out the device info into device attr,
+ * hid desc and report desc
+ */
+ mousevsc_on_receive_device_info(input_dev,
+ (struct synthhid_device_info *)pipe_msg->data);
+ break;
+ case SYNTH_HID_INPUT_REPORT:
+ input_report =
+ (struct synthhid_input_report *)pipe_msg->data;
+ if (!input_dev->init_complete)
+ break;
+ hid_input_report(input_dev->hid_device,
+ HID_INPUT_REPORT, input_report->buffer,
+ input_report->header.size, 1);
+ break;
+ default:
+ pr_err("unsupported hid msg type - type %d len %d",
+ hid_msg->header.type, hid_msg->header.size);
+ break;
+ }
+
+}
+
+static void mousevsc_on_channel_callback(void *context)
+{
+ const int packet_size = 0x100;
+ int ret;
+ struct hv_device *device = context;
+ u32 bytes_recvd;
+ u64 req_id;
+ struct vmpacket_descriptor *desc;
+ unsigned char *buffer;
+ int bufferlen = packet_size;
+
+ buffer = kmalloc(bufferlen, GFP_ATOMIC);
+ if (!buffer)
+ return;
+
+ do {
+ ret = vmbus_recvpacket_raw(device->channel, buffer,
+ bufferlen, &bytes_recvd, &req_id);
+
+ switch (ret) {
+ case 0:
+ if (bytes_recvd <= 0) {
+ kfree(buffer);
+ return;
+ }
+ desc = (struct vmpacket_descriptor *)buffer;
+
+ switch (desc->type) {
+ case VM_PKT_COMP:
+ break;
+
+ case VM_PKT_DATA_INBAND:
+ mousevsc_on_receive(device, desc);
+ break;
+
+ default:
+ pr_err("unhandled packet type %d, tid %llx len %d\n",
+ desc->type, req_id, bytes_recvd);
+ break;
+ }
+
+ break;
+
+ case -ENOBUFS:
+ kfree(buffer);
+ /* Handle large packet */
+ bufferlen = bytes_recvd;
+ buffer = kmalloc(bytes_recvd, GFP_ATOMIC);
+
+ if (!buffer)
+ return;
+
+ break;
+ }
+ } while (1);
+
+}
+
+static int mousevsc_connect_to_vsp(struct hv_device *device)
+{
+ int ret = 0;
+ int t;
+ struct mousevsc_dev *input_dev = hv_get_drvdata(device);
+ struct mousevsc_prt_msg *request;
+ struct mousevsc_prt_msg *response;
+
+ request = &input_dev->protocol_req;
+ memset(request, 0, sizeof(struct mousevsc_prt_msg));
+
+ request->type = PIPE_MESSAGE_DATA;
+ request->size = sizeof(struct synthhid_protocol_request);
+ request->request.header.type = SYNTH_HID_PROTOCOL_REQUEST;
+ request->request.header.size = sizeof(unsigned int);
+ request->request.version_requested.version = SYNTHHID_INPUT_VERSION;
+
+ ret = vmbus_sendpacket(device->channel, request,
+ sizeof(struct pipe_prt_msg) -
+ sizeof(unsigned char) +
+ sizeof(struct synthhid_protocol_request),
+ (unsigned long)request,
+ VM_PKT_DATA_INBAND,
+ VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED);
+ if (ret)
+ goto cleanup;
+
+ t = wait_for_completion_timeout(&input_dev->wait_event, 5*HZ);
+ if (!t) {
+ ret = -ETIMEDOUT;
+ goto cleanup;
+ }
+
+ response = &input_dev->protocol_resp;
+
+ if (!response->response.approved) {
+ pr_err("synthhid protocol request failed (version %d)\n",
+ SYNTHHID_INPUT_VERSION);
+ ret = -ENODEV;
+ goto cleanup;
+ }
+
+ t = wait_for_completion_timeout(&input_dev->wait_event, 5*HZ);
+ if (!t) {
+ ret = -ETIMEDOUT;
+ goto cleanup;
+ }
+
+ /*
+ * We should have gotten the device attr, hid desc and report
+ * desc at this point
+ */
+ ret = input_dev->dev_info_status;
+
+cleanup:
+ return ret;
+}
+
+static int mousevsc_hid_open(struct hid_device *hid)
+{
+ return 0;
+}
+
+static int mousevsc_hid_start(struct hid_device *hid)
+{
+ return 0;
+}
+
+static void mousevsc_hid_close(struct hid_device *hid)
+{
+}
+
+static void mousevsc_hid_stop(struct hid_device *hid)
+{
+}
+
+static struct hid_ll_driver mousevsc_ll_driver = {
+ .open = mousevsc_hid_open,
+ .close = mousevsc_hid_close,
+ .start = mousevsc_hid_start,
+ .stop = mousevsc_hid_stop,
+};
+
+static struct hid_driver mousevsc_hid_driver;
+
+static int mousevsc_probe(struct hv_device *device,
+ const struct hv_vmbus_device_id *dev_id)
+{
+ int ret;
+ struct mousevsc_dev *input_dev;
+ struct hid_device *hid_dev;
+
+ input_dev = mousevsc_alloc_device(device);
+
+ if (!input_dev)
+ return -ENOMEM;
+
+ ret = vmbus_open(device->channel,
+ INPUTVSC_SEND_RING_BUFFER_SIZE,
+ INPUTVSC_RECV_RING_BUFFER_SIZE,
+ NULL,
+ 0,
+ mousevsc_on_channel_callback,
+ device
+ );
+
+ if (ret)
+ goto probe_err0;
+
+ ret = mousevsc_connect_to_vsp(device);
+
+ if (ret)
+ goto probe_err1;
+
+ /* workaround SA-167 */
+ if (input_dev->report_desc[14] == 0x25)
+ input_dev->report_desc[14] = 0x29;
+
+ hid_dev = hid_allocate_device();
+ if (IS_ERR(hid_dev)) {
+ ret = PTR_ERR(hid_dev);
+ goto probe_err1;
+ }
+
+ hid_dev->ll_driver = &mousevsc_ll_driver;
+ hid_dev->driver = &mousevsc_hid_driver;
+ hid_dev->bus = BUS_VIRTUAL;
+ hid_dev->vendor = input_dev->hid_dev_info.vendor;
+ hid_dev->product = input_dev->hid_dev_info.product;
+ hid_dev->version = input_dev->hid_dev_info.version;
+ input_dev->hid_device = hid_dev;
+
+ sprintf(hid_dev->name, "%s", "Microsoft Vmbus HID-compliant Mouse");
+
+ 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);
+
+ if (ret) {
+ hid_err(hid_dev, "parse failed\n");
+ goto probe_err2;
+ }
+
+ ret = hid_hw_start(hid_dev, HID_CONNECT_HIDINPUT | HID_CONNECT_HIDDEV);
+
+ if (ret) {
+ hid_err(hid_dev, "hw start failed\n");
+ goto probe_err2;
+ }
+
+ input_dev->connected = true;
+ input_dev->init_complete = true;
+
+ return ret;
+
+probe_err2:
+ hid_destroy_device(hid_dev);
+
+probe_err1:
+ vmbus_close(device->channel);
+
+probe_err0:
+ mousevsc_free_device(input_dev);
+
+ return ret;
+}
+
+
+static int mousevsc_remove(struct hv_device *dev)
+{
+ struct mousevsc_dev *input_dev = hv_get_drvdata(dev);
+
+ vmbus_close(dev->channel);
+ hid_destroy_device(input_dev->hid_device);
+ mousevsc_free_device(input_dev);
+
+ return 0;
+}
+
+static const struct hv_vmbus_device_id id_table[] = {
+ /* Mouse guid */
+ { VMBUS_DEVICE(0x9E, 0xB6, 0xA8, 0xCF, 0x4A, 0x5B, 0xc0, 0x4c,
+ 0xB9, 0x8B, 0x8B, 0xA1, 0xA1, 0xF3, 0xF9, 0x5A) },
+ { },
+};
+
+MODULE_DEVICE_TABLE(vmbus, id_table);
+
+static struct hv_driver mousevsc_drv = {
+ .name = KBUILD_MODNAME,
+ .id_table = id_table,
+ .probe = mousevsc_probe,
+ .remove = mousevsc_remove,
+};
+
+static int __init mousevsc_init(void)
+{
+ return vmbus_driver_register(&mousevsc_drv);
+}
+
+static void __exit mousevsc_exit(void)
+{
+ vmbus_driver_unregister(&mousevsc_drv);
+}
+
+MODULE_LICENSE("GPL");
+MODULE_VERSION(HV_DRV_VERSION);
+module_init(mousevsc_init);
+module_exit(mousevsc_exit);
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 7d2fae1ebe50..448e9d89f8d0 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -21,6 +21,7 @@
#define USB_VENDOR_ID_3M 0x0596
#define USB_DEVICE_ID_3M1968 0x0500
#define USB_DEVICE_ID_3M2256 0x0502
+#define USB_DEVICE_ID_3M3266 0x0506
#define USB_VENDOR_ID_A4TECH 0x09da
#define USB_DEVICE_ID_A4TECH_WCP32PU 0x0006
@@ -145,6 +146,9 @@
#define USB_DEVICE_ID_ATEN_4PORTKVM 0x2205
#define USB_DEVICE_ID_ATEN_4PORTKVMC 0x2208
+#define USB_VENDOR_ID_ATMEL 0x03eb
+#define USB_DEVICE_ID_ATMEL_MULTITOUCH 0x211c
+
#define USB_VENDOR_ID_AVERMEDIA 0x07ca
#define USB_DEVICE_ID_AVER_FM_MR800 0xb800
@@ -230,11 +234,14 @@
#define USB_VENDOR_ID_DWAV 0x0eef
#define USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER 0x0001
-#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH 0x480d
-#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH1 0x720c
-#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH2 0x72a1
-#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH3 0x480e
-#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH4 0x726b
+#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D 0x480d
+#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E 0x480e
+#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C 0x720c
+#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B 0x726b
+#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1 0x72a1
+#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA 0x72fa
+#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302 0x7302
+#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001 0xa001
#define USB_VENDOR_ID_ELECOM 0x056e
#define USB_DEVICE_ID_ELECOM_BM084 0x0061
@@ -356,6 +363,9 @@
#define USB_VENDOR_ID_HANVON 0x20b3
#define USB_DEVICE_ID_HANVON_MULTITOUCH 0x0a18
+#define USB_VENDOR_ID_HANVON_ALT 0x22ed
+#define USB_DEVICE_ID_HANVON_ALT_MULTITOUCH 0x1010
+
#define USB_VENDOR_ID_HAPP 0x078b
#define USB_DEVICE_ID_UGCI_DRIVING 0x0010
#define USB_DEVICE_ID_UGCI_FLYING 0x0020
@@ -571,6 +581,11 @@
#define USB_VENDOR_ID_PI_ENGINEERING 0x05f3
#define USB_DEVICE_ID_PI_ENGINEERING_VEC_USB_FOOTPEDAL 0xff
+#define USB_VENDOR_ID_PIXART 0x093a
+#define USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN 0x8001
+#define USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1 0x8002
+#define USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2 0x8003
+
#define USB_VENDOR_ID_PLAYDOTCOM 0x0b43
#define USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII 0x0003
@@ -581,7 +596,9 @@
#define USB_DEVICE_ID_PRODIGE_CORDLESS 0x3062
#define USB_VENDOR_ID_QUANTA 0x0408
-#define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH 0x3000
+#define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH 0x3000
+#define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001 0x3001
+#define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008 0x3008
#define USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN 0x3001
#define USB_VENDOR_ID_ROCCAT 0x1e7d
@@ -680,6 +697,7 @@
#define USB_VENDOR_ID_WACOM 0x056a
#define USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH 0x81
+#define USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH 0x00BD
#define USB_VENDOR_ID_WALTOP 0x172f
#define USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH 0x0032
@@ -708,6 +726,17 @@
#define USB_VENDOR_ID_XAT 0x2505
#define USB_DEVICE_ID_XAT_CSR 0x0220
+#define USB_VENDOR_ID_XIROKU 0x1477
+#define USB_DEVICE_ID_XIROKU_SPX 0x1006
+#define USB_DEVICE_ID_XIROKU_MPX 0x1007
+#define USB_DEVICE_ID_XIROKU_CSR 0x100e
+#define USB_DEVICE_ID_XIROKU_SPX1 0x1021
+#define USB_DEVICE_ID_XIROKU_CSR1 0x1022
+#define USB_DEVICE_ID_XIROKU_MPX1 0x1023
+#define USB_DEVICE_ID_XIROKU_SPX2 0x1024
+#define USB_DEVICE_ID_XIROKU_CSR2 0x1025
+#define USB_DEVICE_ID_XIROKU_MPX2 0x1026
+
#define USB_VENDOR_ID_YEALINK 0x6993
#define USB_DEVICE_ID_YEALINK_P1K_P4K_B2K 0xb001
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index f333139d1a48..c6ee632bfd68 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -271,6 +271,97 @@ static __s32 hidinput_calc_abs_res(const struct hid_field *field, __u16 code)
return logical_extents / physical_extents;
}
+#ifdef CONFIG_HID_BATTERY_STRENGTH
+static enum power_supply_property hidinput_battery_props[] = {
+ POWER_SUPPLY_PROP_PRESENT,
+ POWER_SUPPLY_PROP_ONLINE,
+ POWER_SUPPLY_PROP_CAPACITY,
+ POWER_SUPPLY_PROP_MODEL_NAME,
+};
+
+static int hidinput_get_battery_property(struct power_supply *psy,
+ enum power_supply_property prop,
+ union power_supply_propval *val)
+{
+ struct hid_device *dev = container_of(psy, struct hid_device, battery);
+ int ret = 0;
+
+ switch (prop) {
+ case POWER_SUPPLY_PROP_PRESENT:
+ case POWER_SUPPLY_PROP_ONLINE:
+ val->intval = 1;
+ break;
+
+ case POWER_SUPPLY_PROP_CAPACITY:
+ if (dev->battery_min < dev->battery_max &&
+ dev->battery_val >= dev->battery_min &&
+ dev->battery_val <= dev->battery_max)
+ val->intval = (100 * (dev->battery_val - dev->battery_min)) /
+ (dev->battery_max - dev->battery_min);
+ else
+ ret = -EINVAL;
+ break;
+
+ case POWER_SUPPLY_PROP_MODEL_NAME:
+ val->strval = dev->name;
+ break;
+
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static void hidinput_setup_battery(struct hid_device *dev, s32 min, s32 max)
+{
+ struct power_supply *battery = &dev->battery;
+ int ret;
+
+ if (battery->name != NULL)
+ return; /* already initialized? */
+
+ battery->name = kasprintf(GFP_KERNEL, "hid-%s-battery", dev->uniq);
+ if (battery->name == NULL)
+ return;
+
+ battery->type = POWER_SUPPLY_TYPE_BATTERY;
+ battery->properties = hidinput_battery_props;
+ battery->num_properties = ARRAY_SIZE(hidinput_battery_props);
+ battery->use_for_apm = 0;
+ battery->get_property = hidinput_get_battery_property;
+
+ dev->battery_min = min;
+ dev->battery_max = max;
+
+ ret = power_supply_register(&dev->dev, battery);
+ if (ret != 0) {
+ hid_warn(dev, "can't register power supply: %d\n", ret);
+ kfree(battery->name);
+ battery->name = NULL;
+ }
+}
+
+static void hidinput_cleanup_battery(struct hid_device *dev)
+{
+ if (!dev->battery.name)
+ return;
+
+ power_supply_unregister(&dev->battery);
+ kfree(dev->battery.name);
+ dev->battery.name = NULL;
+}
+#else /* !CONFIG_HID_BATTERY_STRENGTH */
+static void hidinput_setup_battery(struct hid_device *dev, s32 min, s32 max)
+{
+}
+
+static void hidinput_cleanup_battery(struct hid_device *dev)
+{
+}
+#endif /* CONFIG_HID_BATTERY_STRENGTH */
+
static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field,
struct hid_usage *usage)
{
@@ -629,6 +720,16 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
}
break;
+ case HID_UP_GENDEVCTRLS:
+ if ((usage->hid & HID_USAGE) == 0x20) { /* Battery Strength */
+ hidinput_setup_battery(device,
+ field->logical_minimum,
+ field->logical_maximum);
+ goto ignore;
+ } else
+ goto unknown;
+ break;
+
case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */
set_bit(EV_REP, input->evbit);
switch (usage->hid & HID_USAGE) {
@@ -760,6 +861,14 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
input = field->hidinput->input;
+#ifdef CONFIG_HID_BATTERY_STRENGTH
+ if (usage->hid == HID_DC_BATTERYSTRENGTH) {
+ hid->battery_val = value;
+ hid_dbg(hid, "battery value is %d (range %d-%d)\n",
+ value, hid->battery_min, hid->battery_max);
+ return;
+ }
+#endif
if (!usage->type)
return;
@@ -822,6 +931,12 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
return;
}
+ /* Ignore out-of-range values as per HID specification, section 5.10 */
+ if (value < field->logical_minimum || value > field->logical_maximum) {
+ dbg_hid("Ignoring out-of-range value %x\n", value);
+ return;
+ }
+
/* report the usage code as scancode if the key status has changed */
if (usage->type == EV_KEY && !!test_bit(usage->code, input->key) != value)
input_event(input, EV_MSC, MSC_SCAN, usage->hid);
@@ -861,6 +976,48 @@ int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int
}
EXPORT_SYMBOL_GPL(hidinput_find_field);
+struct hid_field *hidinput_get_led_field(struct hid_device *hid)
+{
+ struct hid_report *report;
+ struct hid_field *field;
+ int i, j;
+
+ list_for_each_entry(report,
+ &hid->report_enum[HID_OUTPUT_REPORT].report_list,
+ list) {
+ for (i = 0; i < report->maxfield; i++) {
+ field = report->field[i];
+ for (j = 0; j < field->maxusage; j++)
+ if (field->usage[j].type == EV_LED)
+ return field;
+ }
+ }
+ return NULL;
+}
+EXPORT_SYMBOL_GPL(hidinput_get_led_field);
+
+unsigned int hidinput_count_leds(struct hid_device *hid)
+{
+ struct hid_report *report;
+ struct hid_field *field;
+ int i, j;
+ unsigned int count = 0;
+
+ list_for_each_entry(report,
+ &hid->report_enum[HID_OUTPUT_REPORT].report_list,
+ list) {
+ for (i = 0; i < report->maxfield; i++) {
+ field = report->field[i];
+ for (j = 0; j < field->maxusage; j++)
+ if (field->usage[j].type == EV_LED &&
+ field->value[j])
+ count += 1;
+ }
+ }
+ return count;
+}
+EXPORT_SYMBOL_GPL(hidinput_count_leds);
+
static int hidinput_open(struct input_dev *dev)
{
struct hid_device *hid = input_get_drvdata(dev);
@@ -1010,6 +1167,8 @@ void hidinput_disconnect(struct hid_device *hid)
{
struct hid_input *hidinput, *next;
+ hidinput_cleanup_battery(hid);
+
list_for_each_entry_safe(hidinput, next, &hid->inputs, list) {
list_del(&hidinput->list);
input_unregister_device(hidinput->input);
diff --git a/drivers/hid/hid-lg4ff.c b/drivers/hid/hid-lg4ff.c
index 103f30d93f76..6ecc9e220440 100644
--- a/drivers/hid/hid-lg4ff.c
+++ b/drivers/hid/hid-lg4ff.c
@@ -430,7 +430,7 @@ int lg4ff_init(struct hid_device *hid)
}
/* Add the device to device_list */
- entry = (struct lg4ff_device_entry *)kzalloc(sizeof(struct lg4ff_device_entry), GFP_KERNEL);
+ entry = kzalloc(sizeof(struct lg4ff_device_entry), GFP_KERNEL);
if (!entry) {
hid_err(hid, "Cannot add device, insufficient memory.\n");
return -ENOMEM;
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index f1c909f1b239..24fc4423b937 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -50,7 +50,6 @@ MODULE_LICENSE("GPL");
#define MT_QUIRK_ALWAYS_VALID (1 << 4)
#define MT_QUIRK_VALID_IS_INRANGE (1 << 5)
#define MT_QUIRK_VALID_IS_CONFIDENCE (1 << 6)
-#define MT_QUIRK_EGALAX_XYZ_FIXUP (1 << 7)
#define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE (1 << 8)
struct mt_slot {
@@ -60,9 +59,19 @@ struct mt_slot {
bool seen_in_this_frame;/* has this slot been updated */
};
+struct mt_class {
+ __s32 name; /* MT_CLS */
+ __s32 quirks;
+ __s32 sn_move; /* Signal/noise ratio for move events */
+ __s32 sn_width; /* Signal/noise ratio for width events */
+ __s32 sn_height; /* Signal/noise ratio for height events */
+ __s32 sn_pressure; /* Signal/noise ratio for pressure events */
+ __u8 maxcontacts;
+};
+
struct mt_device {
struct mt_slot curdata; /* placeholder of incoming data */
- struct mt_class *mtclass; /* our mt device class */
+ struct mt_class mtclass; /* our mt device class */
unsigned last_field_index; /* last field index of the report */
unsigned last_slot_field; /* the last field of a slot */
int last_mt_collection; /* last known mt-related collection */
@@ -74,30 +83,23 @@ struct mt_device {
struct mt_slot *slots;
};
-struct mt_class {
- __s32 name; /* MT_CLS */
- __s32 quirks;
- __s32 sn_move; /* Signal/noise ratio for move events */
- __s32 sn_width; /* Signal/noise ratio for width events */
- __s32 sn_height; /* Signal/noise ratio for height events */
- __s32 sn_pressure; /* Signal/noise ratio for pressure events */
- __u8 maxcontacts;
-};
-
/* classes of device behavior */
#define MT_CLS_DEFAULT 0x0001
#define MT_CLS_SERIAL 0x0002
#define MT_CLS_CONFIDENCE 0x0003
-#define MT_CLS_CONFIDENCE_MINUS_ONE 0x0004
-#define MT_CLS_DUAL_INRANGE_CONTACTID 0x0005
-#define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0006
-#define MT_CLS_DUAL_NSMU_CONTACTID 0x0007
+#define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004
+#define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005
+#define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006
+#define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007
+#define MT_CLS_DUAL_NSMU_CONTACTID 0x0008
+#define MT_CLS_INRANGE_CONTACTNUMBER 0x0009
/* vendor specific classes */
#define MT_CLS_3M 0x0101
#define MT_CLS_CYPRESS 0x0102
#define MT_CLS_EGALAX 0x0103
+#define MT_CLS_EGALAX_SERIAL 0x0104
#define MT_DEFAULT_MAXCONTACT 10
@@ -133,13 +135,16 @@ static int find_slot_from_contactid(struct mt_device *td)
return -1;
}
-struct mt_class mt_classes[] = {
+static struct mt_class mt_classes[] = {
{ .name = MT_CLS_DEFAULT,
.quirks = MT_QUIRK_NOT_SEEN_MEANS_UP },
{ .name = MT_CLS_SERIAL,
.quirks = MT_QUIRK_ALWAYS_VALID},
{ .name = MT_CLS_CONFIDENCE,
.quirks = MT_QUIRK_VALID_IS_CONFIDENCE },
+ { .name = MT_CLS_CONFIDENCE_CONTACT_ID,
+ .quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
+ MT_QUIRK_SLOT_IS_CONTACTID },
{ .name = MT_CLS_CONFIDENCE_MINUS_ONE,
.quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE },
@@ -155,6 +160,9 @@ struct mt_class mt_classes[] = {
.quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
MT_QUIRK_SLOT_IS_CONTACTID,
.maxcontacts = 2 },
+ { .name = MT_CLS_INRANGE_CONTACTNUMBER,
+ .quirks = MT_QUIRK_VALID_IS_INRANGE |
+ MT_QUIRK_SLOT_IS_CONTACTNUMBER },
/*
* vendor specific classes
@@ -171,9 +179,13 @@ struct mt_class mt_classes[] = {
.maxcontacts = 10 },
{ .name = MT_CLS_EGALAX,
.quirks = MT_QUIRK_SLOT_IS_CONTACTID |
- MT_QUIRK_VALID_IS_INRANGE |
- MT_QUIRK_EGALAX_XYZ_FIXUP,
- .maxcontacts = 2,
+ MT_QUIRK_VALID_IS_INRANGE,
+ .sn_move = 4096,
+ .sn_pressure = 32,
+ },
+ { .name = MT_CLS_EGALAX_SERIAL,
+ .quirks = MT_QUIRK_SLOT_IS_CONTACTID |
+ MT_QUIRK_ALWAYS_VALID,
.sn_move = 4096,
.sn_pressure = 32,
},
@@ -181,6 +193,44 @@ struct mt_class mt_classes[] = {
{ }
};
+static ssize_t mt_show_quirks(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct mt_device *td = hid_get_drvdata(hdev);
+
+ return sprintf(buf, "%u\n", td->mtclass.quirks);
+}
+
+static ssize_t mt_set_quirks(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct mt_device *td = hid_get_drvdata(hdev);
+
+ unsigned long val;
+
+ if (kstrtoul(buf, 0, &val))
+ return -EINVAL;
+
+ td->mtclass.quirks = val;
+
+ return count;
+}
+
+static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks);
+
+static struct attribute *sysfs_attrs[] = {
+ &dev_attr_quirks.attr,
+ NULL
+};
+
+static struct attribute_group mt_attribute_group = {
+ .attrs = sysfs_attrs
+};
+
static void mt_feature_mapping(struct hid_device *hdev,
struct hid_field *field, struct hid_usage *usage)
{
@@ -192,9 +242,9 @@ static void mt_feature_mapping(struct hid_device *hdev,
break;
case HID_DG_CONTACTMAX:
td->maxcontacts = field->value[0];
- if (td->mtclass->maxcontacts)
+ if (td->mtclass.maxcontacts)
/* check if the maxcontacts is given by the class */
- td->maxcontacts = td->mtclass->maxcontacts;
+ td->maxcontacts = td->mtclass.maxcontacts;
break;
}
@@ -214,8 +264,7 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
unsigned long **bit, int *max)
{
struct mt_device *td = hid_get_drvdata(hdev);
- struct mt_class *cls = td->mtclass;
- __s32 quirks = cls->quirks;
+ struct mt_class *cls = &td->mtclass;
/* Only map fields from TouchScreen or TouchPad collections.
* We need to ignore fields that belong to other collections
@@ -227,13 +276,17 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
else
return 0;
+ /* eGalax devices provide a Digitizer.Stylus input which overrides
+ * the correct Digitizers.Finger X/Y ranges.
+ * Let's just ignore this input. */
+ if (field->physical == HID_DG_STYLUS)
+ return -1;
+
switch (usage->hid & HID_USAGE_PAGE) {
case HID_UP_GENDESK:
switch (usage->hid) {
case HID_GD_X:
- if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP)
- field->logical_maximum = 32760;
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_POSITION_X);
set_abs(hi->input, ABS_MT_POSITION_X, field,
@@ -246,8 +299,6 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
}
return 1;
case HID_GD_Y:
- if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP)
- field->logical_maximum = 32760;
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_POSITION_Y);
set_abs(hi->input, ABS_MT_POSITION_Y, field,
@@ -315,8 +366,6 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
}
return 1;
case HID_DG_TIPPRESSURE:
- if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP)
- field->logical_minimum = 0;
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_PRESSURE);
set_abs(hi->input, ABS_MT_PRESSURE, field,
@@ -363,7 +412,7 @@ static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi,
static int mt_compute_slot(struct mt_device *td)
{
- __s32 quirks = td->mtclass->quirks;
+ __s32 quirks = td->mtclass.quirks;
if (quirks & MT_QUIRK_SLOT_IS_CONTACTID)
return td->curdata.contactid;
@@ -407,7 +456,7 @@ static void mt_emit_event(struct mt_device *td, struct input_dev *input)
for (i = 0; i < td->maxcontacts; ++i) {
struct mt_slot *s = &(td->slots[i]);
- if ((td->mtclass->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) &&
+ if ((td->mtclass.quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) &&
!s->seen_in_this_frame) {
s->touch_state = false;
}
@@ -444,7 +493,7 @@ static int mt_event(struct hid_device *hid, struct hid_field *field,
struct hid_usage *usage, __s32 value)
{
struct mt_device *td = hid_get_drvdata(hid);
- __s32 quirks = td->mtclass->quirks;
+ __s32 quirks = td->mtclass.quirks;
if (hid->claimed & HID_CLAIMED_INPUT && td->slots) {
switch (usage->hid) {
@@ -552,7 +601,7 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
dev_err(&hdev->dev, "cannot allocate multitouch data\n");
return -ENOMEM;
}
- td->mtclass = mtclass;
+ td->mtclass = *mtclass;
td->inputmode = -1;
td->last_mt_collection = -1;
hid_set_drvdata(hdev, td);
@@ -574,6 +623,8 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
goto fail;
}
+ ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group);
+
mt_set_input_mode(hdev);
return 0;
@@ -594,6 +645,7 @@ static int mt_reset_resume(struct hid_device *hdev)
static void mt_remove(struct hid_device *hdev)
{
struct mt_device *td = hid_get_drvdata(hdev);
+ sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group);
hid_hw_stop(hdev);
kfree(td->slots);
kfree(td);
@@ -609,12 +661,20 @@ static const struct hid_device_id mt_devices[] = {
{ .driver_data = MT_CLS_3M,
HID_USB_DEVICE(USB_VENDOR_ID_3M,
USB_DEVICE_ID_3M2256) },
+ { .driver_data = MT_CLS_3M,
+ HID_USB_DEVICE(USB_VENDOR_ID_3M,
+ USB_DEVICE_ID_3M3266) },
/* ActionStar panels */
{ .driver_data = MT_CLS_DEFAULT,
HID_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,
+ USB_DEVICE_ID_ATMEL_MULTITOUCH) },
+
/* Cando panels */
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
@@ -645,23 +705,32 @@ static const struct hid_device_id mt_devices[] = {
USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
/* eGalax devices (resistive) */
- { .driver_data = MT_CLS_EGALAX,
+ { .driver_data = MT_CLS_EGALAX,
HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
- USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH) },
- { .driver_data = MT_CLS_EGALAX,
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
+ { .driver_data = MT_CLS_EGALAX,
HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
- USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH3) },
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
/* eGalax devices (capacitive) */
- { .driver_data = MT_CLS_EGALAX,
+ { .driver_data = MT_CLS_EGALAX,
HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
- USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH1) },
- { .driver_data = MT_CLS_EGALAX,
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
+ { .driver_data = MT_CLS_EGALAX,
HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
- USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH2) },
- { .driver_data = MT_CLS_EGALAX,
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
+ { .driver_data = MT_CLS_EGALAX,
HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
- USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH4) },
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
+ { .driver_data = MT_CLS_EGALAX,
+ HID_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,
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
+ { .driver_data = MT_CLS_EGALAX_SERIAL,
+ HID_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,
@@ -678,6 +747,11 @@ static const struct hid_device_id mt_devices[] = {
HID_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,
+ USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
+
/* Ideacom panel */
{ .driver_data = MT_CLS_SERIAL,
HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM,
@@ -722,6 +796,17 @@ static const struct hid_device_id mt_devices[] = {
HID_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,
+ USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
+ { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
+ HID_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,
+ USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
+
/* PixCir-based panels */
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
HID_USB_DEVICE(USB_VENDOR_ID_HANVON,
@@ -730,6 +815,17 @@ static const struct hid_device_id mt_devices[] = {
HID_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,
+ USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
+ { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID,
+ HID_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,
+ USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008) },
+
/* Stantum panels */
{ .driver_data = MT_CLS_CONFIDENCE,
HID_USB_DEVICE(USB_VENDOR_ID_STANTUM,
@@ -758,6 +854,35 @@ static const struct hid_device_id mt_devices[] = {
HID_USB_DEVICE(USB_VENDOR_ID_XAT,
USB_DEVICE_ID_XAT_CSR) },
+ /* Xiroku */
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ USB_DEVICE_ID_XIROKU_SPX) },
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ USB_DEVICE_ID_XIROKU_MPX) },
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ USB_DEVICE_ID_XIROKU_CSR) },
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ USB_DEVICE_ID_XIROKU_SPX1) },
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ USB_DEVICE_ID_XIROKU_MPX1) },
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ USB_DEVICE_ID_XIROKU_CSR1) },
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ USB_DEVICE_ID_XIROKU_SPX2) },
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ USB_DEVICE_ID_XIROKU_MPX2) },
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
+ USB_DEVICE_ID_XIROKU_CSR2) },
+
{ }
};
MODULE_DEVICE_TABLE(hid, mt_devices);
diff --git a/drivers/hid/hid-picolcd.c b/drivers/hid/hid-picolcd.c
index 01e7d2cd7c26..12f9777c385d 100644
--- a/drivers/hid/hid-picolcd.c
+++ b/drivers/hid/hid-picolcd.c
@@ -633,7 +633,7 @@ struct picolcd_fb_cleanup_item {
struct picolcd_fb_cleanup_item *next;
};
static struct picolcd_fb_cleanup_item *fb_pending;
-DEFINE_SPINLOCK(fb_pending_lock);
+static DEFINE_SPINLOCK(fb_pending_lock);
static void picolcd_fb_do_cleanup(struct work_struct *data)
{
@@ -658,7 +658,7 @@ static void picolcd_fb_do_cleanup(struct work_struct *data)
} while (item);
}
-DECLARE_WORK(picolcd_fb_cleanup, picolcd_fb_do_cleanup);
+static DECLARE_WORK(picolcd_fb_cleanup, picolcd_fb_do_cleanup);
static int picolcd_fb_open(struct fb_info *info, int u)
{
diff --git a/drivers/hid/hid-quanta.c b/drivers/hid/hid-quanta.c
deleted file mode 100644
index 87a54df4d4ac..000000000000
--- a/drivers/hid/hid-quanta.c
+++ /dev/null
@@ -1,261 +0,0 @@
-/*
- * HID driver for Quanta Optical Touch dual-touch panels
- *
- * Copyright (c) 2009-2010 Stephane Chatty <chatty@enac.fr>
- *
- */
-
-/*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- */
-
-#include <linux/device.h>
-#include <linux/hid.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-
-MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>");
-MODULE_DESCRIPTION("Quanta dual-touch panel");
-MODULE_LICENSE("GPL");
-
-#include "hid-ids.h"
-
-struct quanta_data {
- __u16 x, y;
- __u8 id;
- bool valid; /* valid finger data, or just placeholder? */
- bool first; /* is this the first finger in this frame? */
- bool activity_now; /* at least one active finger in this frame? */
- bool activity; /* at least one active finger previously? */
-};
-
-static int quanta_input_mapping(struct hid_device *hdev, struct hid_input *hi,
- struct hid_field *field, struct hid_usage *usage,
- unsigned long **bit, int *max)
-{
- switch (usage->hid & HID_USAGE_PAGE) {
-
- case HID_UP_GENDESK:
- switch (usage->hid) {
- case HID_GD_X:
- hid_map_usage(hi, usage, bit, max,
- EV_ABS, ABS_MT_POSITION_X);
- /* touchscreen emulation */
- input_set_abs_params(hi->input, ABS_X,
- field->logical_minimum,
- field->logical_maximum, 0, 0);
- return 1;
- case HID_GD_Y:
- hid_map_usage(hi, usage, bit, max,
- EV_ABS, ABS_MT_POSITION_Y);
- /* touchscreen emulation */
- input_set_abs_params(hi->input, ABS_Y,
- field->logical_minimum,
- field->logical_maximum, 0, 0);
- return 1;
- }
- return 0;
-
- case HID_UP_DIGITIZER:
- switch (usage->hid) {
- case HID_DG_CONFIDENCE:
- case HID_DG_TIPSWITCH:
- case HID_DG_INPUTMODE:
- case HID_DG_DEVICEINDEX:
- case HID_DG_CONTACTCOUNT:
- case HID_DG_CONTACTMAX:
- case HID_DG_TIPPRESSURE:
- case HID_DG_WIDTH:
- case HID_DG_HEIGHT:
- return -1;
- case HID_DG_INRANGE:
- /* touchscreen emulation */
- hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH);
- return 1;
- case HID_DG_CONTACTID:
- hid_map_usage(hi, usage, bit, max,
- EV_ABS, ABS_MT_TRACKING_ID);
- return 1;
- }
- return 0;
-
- case 0xff000000:
- /* ignore vendor-specific features */
- return -1;
- }
-
- return 0;
-}
-
-static int quanta_input_mapped(struct hid_device *hdev, struct hid_input *hi,
- struct hid_field *field, struct hid_usage *usage,
- unsigned long **bit, int *max)
-{
- if (usage->type == EV_KEY || usage->type == EV_ABS)
- clear_bit(usage->code, *bit);
-
- return 0;
-}
-
-/*
- * this function is called when a whole finger has been parsed,
- * so that it can decide what to send to the input layer.
- */
-static void quanta_filter_event(struct quanta_data *td, struct input_dev *input)
-{
-
- td->first = !td->first; /* touchscreen emulation */
-
- if (!td->valid) {
- /*
- * touchscreen emulation: if no finger in this frame is valid
- * and there previously was finger activity, this is a release
- */
- if (!td->first && !td->activity_now && td->activity) {
- input_event(input, EV_KEY, BTN_TOUCH, 0);
- td->activity = false;
- }
- return;
- }
-
- input_event(input, EV_ABS, ABS_MT_TRACKING_ID, td->id);
- input_event(input, EV_ABS, ABS_MT_POSITION_X, td->x);
- input_event(input, EV_ABS, ABS_MT_POSITION_Y, td->y);
-
- input_mt_sync(input);
- td->valid = false;
-
- /* touchscreen emulation: if first active finger in this frame... */
- if (!td->activity_now) {
- /* if there was no previous activity, emit touch event */
- if (!td->activity) {
- input_event(input, EV_KEY, BTN_TOUCH, 1);
- td->activity = true;
- }
- td->activity_now = true;
- /* and in any case this is our preferred finger */
- input_event(input, EV_ABS, ABS_X, td->x);
- input_event(input, EV_ABS, ABS_Y, td->y);
- }
-}
-
-
-static int quanta_event(struct hid_device *hid, struct hid_field *field,
- struct hid_usage *usage, __s32 value)
-{
- struct quanta_data *td = hid_get_drvdata(hid);
-
- if (hid->claimed & HID_CLAIMED_INPUT) {
- struct input_dev *input = field->hidinput->input;
-
- switch (usage->hid) {
- case HID_DG_INRANGE:
- td->valid = !!value;
- break;
- case HID_GD_X:
- td->x = value;
- break;
- case HID_GD_Y:
- td->y = value;
- quanta_filter_event(td, input);
- break;
- case HID_DG_CONTACTID:
- td->id = value;
- break;
- case HID_DG_CONTACTCOUNT:
- /* touch emulation: this is the last field in a frame */
- td->first = false;
- td->activity_now = false;
- break;
- case HID_DG_CONFIDENCE:
- case HID_DG_TIPSWITCH:
- /* avoid interference from generic hidinput handling */
- break;
-
- default:
- /* fallback to the generic hidinput handling */
- return 0;
- }
- }
-
- /* we have handled the hidinput part, now remains hiddev */
- if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event)
- hid->hiddev_hid_event(hid, field, usage, value);
-
- return 1;
-}
-
-static int quanta_probe(struct hid_device *hdev, const struct hid_device_id *id)
-{
- int ret;
- struct quanta_data *td;
-
- td = kmalloc(sizeof(struct quanta_data), GFP_KERNEL);
- if (!td) {
- hid_err(hdev, "cannot allocate Quanta Touch data\n");
- return -ENOMEM;
- }
- td->valid = false;
- td->activity = false;
- td->activity_now = false;
- td->first = false;
- hid_set_drvdata(hdev, td);
-
- ret = hid_parse(hdev);
- if (!ret)
- ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
-
- if (ret)
- kfree(td);
-
- return ret;
-}
-
-static void quanta_remove(struct hid_device *hdev)
-{
- hid_hw_stop(hdev);
- kfree(hid_get_drvdata(hdev));
- hid_set_drvdata(hdev, NULL);
-}
-
-static const struct hid_device_id quanta_devices[] = {
- { 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) },
- { }
-};
-MODULE_DEVICE_TABLE(hid, quanta_devices);
-
-static const struct hid_usage_id quanta_grabbed_usages[] = {
- { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID },
- { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1}
-};
-
-static struct hid_driver quanta_driver = {
- .name = "quanta-touch",
- .id_table = quanta_devices,
- .probe = quanta_probe,
- .remove = quanta_remove,
- .input_mapping = quanta_input_mapping,
- .input_mapped = quanta_input_mapped,
- .usage_table = quanta_grabbed_usages,
- .event = quanta_event,
-};
-
-static int __init quanta_init(void)
-{
- return hid_register_driver(&quanta_driver);
-}
-
-static void __exit quanta_exit(void)
-{
- hid_unregister_driver(&quanta_driver);
-}
-
-module_init(quanta_init);
-module_exit(quanta_exit);
-
diff --git a/drivers/hid/hid-roccat-common.c b/drivers/hid/hid-roccat-common.c
index b07e7f96a358..a6d93992c75a 100644
--- a/drivers/hid/hid-roccat-common.c
+++ b/drivers/hid/hid-roccat-common.c
@@ -49,12 +49,10 @@ int roccat_common_send(struct usb_device *usb_dev, uint report_id,
char *buf;
int len;
- buf = kmalloc(size, GFP_KERNEL);
+ buf = kmemdup(data, size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
- memcpy(buf, data, size);
-
len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
HID_REQ_SET_REPORT,
USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
diff --git a/drivers/hid/hid-roccat-kone.c b/drivers/hid/hid-roccat-kone.c
index e2072afb34bb..40090d602158 100644
--- a/drivers/hid/hid-roccat-kone.c
+++ b/drivers/hid/hid-roccat-kone.c
@@ -78,12 +78,10 @@ static int kone_send(struct usb_device *usb_dev, uint usb_command,
char *buf;
int len;
- buf = kmalloc(size, GFP_KERNEL);
+ buf = kmemdup(data, size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
- memcpy(buf, data, size);
-
len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
HID_REQ_SET_REPORT,
USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
index 17bb88f782b6..f2183486a9b6 100644
--- a/drivers/hid/hid-wacom.c
+++ b/drivers/hid/hid-wacom.c
@@ -9,6 +9,7 @@
* Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com>
* Copyright (c) 2006 Andrew Zabolotny <zap@homelink.ru>
* Copyright (c) 2009 Bastien Nocera <hadess@hadess.net>
+ * Copyright (c) 2011 Przemysław Firszt <przemo@firszt.eu>
*/
/*
@@ -33,6 +34,7 @@
struct wacom_data {
__u16 tool;
unsigned char butstate;
+ __u8 features;
unsigned char high_speed;
#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
int battery_capacity;
@@ -107,6 +109,19 @@ static int wacom_ac_get_property(struct power_supply *psy,
}
#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)
{
struct wacom_data *wdata = hid_get_drvdata(hdev);
@@ -177,26 +192,13 @@ static ssize_t wacom_store_speed(struct device *dev,
static DEVICE_ATTR(speed, S_IRUGO | S_IWUSR | S_IWGRP,
wacom_show_speed, wacom_store_speed);
-static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
- u8 *raw_data, int size)
+static int wacom_gr_parse_report(struct hid_device *hdev,
+ struct wacom_data *wdata,
+ struct input_dev *input, unsigned char *data)
{
- struct wacom_data *wdata = hid_get_drvdata(hdev);
- struct hid_input *hidinput;
- struct input_dev *input;
- unsigned char *data = (unsigned char *) raw_data;
int tool, x, y, rw;
- if (!(hdev->claimed & HID_CLAIMED_INPUT))
- return 0;
-
tool = 0;
- 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;
-
/* Get X & Y positions */
x = le16_to_cpu(*(__le16 *) &data[2]);
y = le16_to_cpu(*(__le16 *) &data[4]);
@@ -304,6 +306,121 @@ static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
return 1;
}
+static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
+ struct input_dev *input, unsigned char *data)
+{
+ __u16 x, y, pressure;
+ __u32 id;
+
+ switch (data[1]) {
+ case 0x80: /* Out of proximity report */
+ wdata->tool = 0;
+ input_report_key(input, BTN_TOUCH, 0);
+ input_report_abs(input, ABS_PRESSURE, 0);
+ input_report_key(input, wdata->tool, 0);
+ input_sync(input);
+ break;
+ case 0xC2: /* Tool report */
+ id = ((data[2] << 4) | (data[3] >> 4) |
+ ((data[7] & 0x0f) << 20) |
+ ((data[8] & 0xf0) << 12)) & 0xfffff;
+
+ switch (id) {
+ case 0x802:
+ wdata->tool = BTN_TOOL_PEN;
+ break;
+ case 0x80A:
+ wdata->tool = BTN_TOOL_RUBBER;
+ break;
+ }
+ break;
+ default: /* Position/pressure report */
+ x = data[2] << 9 | data[3] << 1 | ((data[9] & 0x02) >> 1);
+ y = data[4] << 9 | data[5] << 1 | (data[9] & 0x01);
+ pressure = (data[6] << 3) | ((data[7] & 0xC0) >> 5)
+ | (data[1] & 0x01);
+
+ input_report_key(input, BTN_TOUCH, pressure > 1);
+
+ input_report_key(input, BTN_STYLUS, data[1] & 0x02);
+ input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
+ input_report_key(input, wdata->tool, 1);
+ input_report_abs(input, ABS_X, x);
+ input_report_abs(input, ABS_Y, y);
+ input_report_abs(input, ABS_PRESSURE, pressure);
+ input_sync(input);
+ break;
+ }
+
+ return;
+}
+
+static void wacom_i4_parse_report(struct hid_device *hdev,
+ struct wacom_data *wdata,
+ struct input_dev *input, unsigned char *data)
+{
+ switch (data[0]) {
+ case 0x00: /* Empty report */
+ break;
+ case 0x02: /* Pen report */
+ wacom_i4_parse_pen_report(wdata, input, data);
+ break;
+ case 0x03: /* Features Report */
+ wdata->features = data[2];
+ break;
+ case 0x0C: /* Button report */
+ break;
+ default:
+ hid_err(hdev, "Unknown report: %d,%d\n", data[0], data[1]);
+ break;
+ }
+}
+
+static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
+ u8 *raw_data, int size)
+{
+ struct wacom_data *wdata = hid_get_drvdata(hdev);
+ struct hid_input *hidinput;
+ struct input_dev *input;
+ unsigned char *data = (unsigned char *) raw_data;
+ int i;
+
+ if (!(hdev->claimed & HID_CLAIMED_INPUT))
+ return 0;
+
+ 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);
+ break;
+ case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
+ i = 1;
+
+ switch (data[0]) {
+ case 0x04:
+ wacom_i4_parse_report(hdev, wdata, input, data + i);
+ i += 10;
+ /* fall through */
+ case 0x03:
+ wacom_i4_parse_report(hdev, wdata, input, data + i);
+ i += 10;
+ wacom_i4_parse_report(hdev, wdata, input, data + i);
+ break;
+ default:
+ hid_err(hdev, "Unknown report: %d,%d size:%d\n",
+ data[0], data[1], size);
+ return 0;
+ }
+ }
+ return 1;
+}
+
static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
struct hid_field *field, struct hid_usage *usage, unsigned long **bit,
int *max)
@@ -338,10 +455,19 @@ static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
__set_bit(BTN_TOOL_RUBBER, input->keybit);
__set_bit(BTN_TOOL_MOUSE, input->keybit);
- input_set_abs_params(input, ABS_X, 0, 16704, 4, 0);
- input_set_abs_params(input, ABS_Y, 0, 12064, 4, 0);
- input_set_abs_params(input, ABS_PRESSURE, 0, 511, 0, 0);
- input_set_abs_params(input, ABS_DISTANCE, 0, 32, 0, 0);
+ switch (hdev->product) {
+ case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
+ input_set_abs_params(input, ABS_X, 0, 16704, 4, 0);
+ input_set_abs_params(input, ABS_Y, 0, 12064, 4, 0);
+ input_set_abs_params(input, ABS_PRESSURE, 0, 511, 0, 0);
+ input_set_abs_params(input, ABS_DISTANCE, 0, 32, 0, 0);
+ break;
+ case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
+ input_set_abs_params(input, ABS_X, 0, 40640, 4, 0);
+ input_set_abs_params(input, ABS_Y, 0, 25400, 4, 0);
+ input_set_abs_params(input, ABS_PRESSURE, 0, 2047, 0, 0);
+ break;
+ }
return 0;
}
@@ -378,8 +504,16 @@ static int wacom_probe(struct hid_device *hdev,
hid_warn(hdev,
"can't create sysfs speed attribute err: %d\n", ret);
- /* Set Wacom mode 2 with high reporting speed */
- wacom_poke(hdev, 1);
+ 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);
+ break;
+ }
#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
wdata->battery.properties = wacom_battery_props;
@@ -441,6 +575,7 @@ static void wacom_remove(struct hid_device *hdev)
static const struct hid_device_id wacom_devices[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
{ }
};
diff --git a/drivers/hid/hid-wiimote.c b/drivers/hid/hid-wiimote-core.c
index 76739c07fa3c..61881b35c670 100644
--- a/drivers/hid/hid-wiimote.c
+++ b/drivers/hid/hid-wiimote-core.c
@@ -20,91 +20,7 @@
#include <linux/power_supply.h>
#include <linux/spinlock.h>
#include "hid-ids.h"
-
-#define WIIMOTE_VERSION "0.2"
-#define WIIMOTE_NAME "Nintendo Wii Remote"
-#define WIIMOTE_BUFSIZE 32
-
-struct wiimote_buf {
- __u8 data[HID_MAX_BUFFER_SIZE];
- size_t size;
-};
-
-struct wiimote_state {
- spinlock_t lock;
- __u8 flags;
- __u8 accel_split[2];
-
- /* synchronous cmd requests */
- struct mutex sync;
- struct completion ready;
- int cmd;
- __u32 opt;
-
- /* results of synchronous requests */
- __u8 cmd_battery;
- __u8 cmd_err;
-};
-
-struct wiimote_data {
- struct hid_device *hdev;
- struct input_dev *input;
- struct led_classdev *leds[4];
- struct input_dev *accel;
- struct input_dev *ir;
- struct power_supply battery;
-
- spinlock_t qlock;
- __u8 head;
- __u8 tail;
- struct wiimote_buf outq[WIIMOTE_BUFSIZE];
- struct work_struct worker;
-
- struct wiimote_state state;
-};
-
-#define WIIPROTO_FLAG_LED1 0x01
-#define WIIPROTO_FLAG_LED2 0x02
-#define WIIPROTO_FLAG_LED3 0x04
-#define WIIPROTO_FLAG_LED4 0x08
-#define WIIPROTO_FLAG_RUMBLE 0x10
-#define WIIPROTO_FLAG_ACCEL 0x20
-#define WIIPROTO_FLAG_IR_BASIC 0x40
-#define WIIPROTO_FLAG_IR_EXT 0x80
-#define WIIPROTO_FLAG_IR_FULL 0xc0 /* IR_BASIC | IR_EXT */
-#define WIIPROTO_FLAGS_LEDS (WIIPROTO_FLAG_LED1 | WIIPROTO_FLAG_LED2 | \
- WIIPROTO_FLAG_LED3 | WIIPROTO_FLAG_LED4)
-#define WIIPROTO_FLAGS_IR (WIIPROTO_FLAG_IR_BASIC | WIIPROTO_FLAG_IR_EXT | \
- WIIPROTO_FLAG_IR_FULL)
-
-/* return flag for led \num */
-#define WIIPROTO_FLAG_LED(num) (WIIPROTO_FLAG_LED1 << (num - 1))
-
-enum wiiproto_reqs {
- WIIPROTO_REQ_NULL = 0x0,
- WIIPROTO_REQ_RUMBLE = 0x10,
- WIIPROTO_REQ_LED = 0x11,
- WIIPROTO_REQ_DRM = 0x12,
- WIIPROTO_REQ_IR1 = 0x13,
- WIIPROTO_REQ_SREQ = 0x15,
- WIIPROTO_REQ_WMEM = 0x16,
- WIIPROTO_REQ_RMEM = 0x17,
- WIIPROTO_REQ_IR2 = 0x1a,
- WIIPROTO_REQ_STATUS = 0x20,
- WIIPROTO_REQ_DATA = 0x21,
- WIIPROTO_REQ_RETURN = 0x22,
- WIIPROTO_REQ_DRM_K = 0x30,
- WIIPROTO_REQ_DRM_KA = 0x31,
- WIIPROTO_REQ_DRM_KE = 0x32,
- WIIPROTO_REQ_DRM_KAI = 0x33,
- WIIPROTO_REQ_DRM_KEE = 0x34,
- WIIPROTO_REQ_DRM_KAE = 0x35,
- WIIPROTO_REQ_DRM_KIE = 0x36,
- WIIPROTO_REQ_DRM_KAIE = 0x37,
- WIIPROTO_REQ_DRM_E = 0x3d,
- WIIPROTO_REQ_DRM_SKAI1 = 0x3e,
- WIIPROTO_REQ_DRM_SKAI2 = 0x3f,
-};
+#include "hid-wiimote.h"
enum wiiproto_keys {
WIIPROTO_KEY_LEFT,
@@ -139,52 +55,6 @@ static enum power_supply_property wiimote_battery_props[] = {
POWER_SUPPLY_PROP_CAPACITY
};
-/* requires the state.lock spinlock to be held */
-static inline bool wiimote_cmd_pending(struct wiimote_data *wdata, int cmd,
- __u32 opt)
-{
- return wdata->state.cmd == cmd && wdata->state.opt == opt;
-}
-
-/* requires the state.lock spinlock to be held */
-static inline void wiimote_cmd_complete(struct wiimote_data *wdata)
-{
- wdata->state.cmd = WIIPROTO_REQ_NULL;
- complete(&wdata->state.ready);
-}
-
-static inline int wiimote_cmd_acquire(struct wiimote_data *wdata)
-{
- return mutex_lock_interruptible(&wdata->state.sync) ? -ERESTARTSYS : 0;
-}
-
-/* requires the state.lock spinlock to be held */
-static inline void wiimote_cmd_set(struct wiimote_data *wdata, int cmd,
- __u32 opt)
-{
- INIT_COMPLETION(wdata->state.ready);
- wdata->state.cmd = cmd;
- wdata->state.opt = opt;
-}
-
-static inline void wiimote_cmd_release(struct wiimote_data *wdata)
-{
- mutex_unlock(&wdata->state.sync);
-}
-
-static inline int wiimote_cmd_wait(struct wiimote_data *wdata)
-{
- int ret;
-
- ret = wait_for_completion_interruptible_timeout(&wdata->state.ready, HZ);
- if (ret < 0)
- return -ERESTARTSYS;
- else if (ret == 0)
- return -EIO;
- else
- return 0;
-}
-
static ssize_t wiimote_hid_send(struct hid_device *hdev, __u8 *buffer,
size_t count)
{
@@ -329,6 +199,7 @@ static void wiiproto_req_leds(struct wiimote_data *wdata, int leds)
static __u8 select_drm(struct wiimote_data *wdata)
{
__u8 ir = wdata->state.flags & WIIPROTO_FLAGS_IR;
+ bool ext = wiiext_active(wdata);
if (ir == WIIPROTO_FLAG_IR_BASIC) {
if (wdata->state.flags & WIIPROTO_FLAG_ACCEL)
@@ -340,14 +211,21 @@ static __u8 select_drm(struct wiimote_data *wdata)
} else if (ir == WIIPROTO_FLAG_IR_FULL) {
return WIIPROTO_REQ_DRM_SKAI1;
} else {
- if (wdata->state.flags & WIIPROTO_FLAG_ACCEL)
- return WIIPROTO_REQ_DRM_KA;
- else
- return WIIPROTO_REQ_DRM_K;
+ if (wdata->state.flags & WIIPROTO_FLAG_ACCEL) {
+ if (ext)
+ return WIIPROTO_REQ_DRM_KAE;
+ else
+ return WIIPROTO_REQ_DRM_KA;
+ } else {
+ if (ext)
+ return WIIPROTO_REQ_DRM_KE;
+ else
+ return WIIPROTO_REQ_DRM_K;
+ }
}
}
-static void wiiproto_req_drm(struct wiimote_data *wdata, __u8 drm)
+void wiiproto_req_drm(struct wiimote_data *wdata, __u8 drm)
{
__u8 cmd[3];
@@ -358,6 +236,7 @@ static void wiiproto_req_drm(struct wiimote_data *wdata, __u8 drm)
cmd[1] = 0;
cmd[2] = drm;
+ wdata->state.drm = drm;
wiiproto_keep_rumble(wdata, &cmd[1]);
wiimote_queue(wdata, cmd, sizeof(cmd));
}
@@ -440,8 +319,33 @@ static void wiiproto_req_wmem(struct wiimote_data *wdata, bool eeprom,
wiimote_queue(wdata, cmd, sizeof(cmd));
}
+void wiiproto_req_rmem(struct wiimote_data *wdata, bool eeprom, __u32 offset,
+ __u16 size)
+{
+ __u8 cmd[7];
+
+ if (size == 0) {
+ hid_warn(wdata->hdev, "Invalid length %d rmem request\n", size);
+ return;
+ }
+
+ cmd[0] = WIIPROTO_REQ_RMEM;
+ cmd[1] = 0;
+ cmd[2] = (offset >> 16) & 0xff;
+ cmd[3] = (offset >> 8) & 0xff;
+ cmd[4] = offset & 0xff;
+ cmd[5] = (size >> 8) & 0xff;
+ cmd[6] = size & 0xff;
+
+ if (!eeprom)
+ cmd[1] |= 0x04;
+
+ wiiproto_keep_rumble(wdata, &cmd[1]);
+ wiimote_queue(wdata, cmd, sizeof(cmd));
+}
+
/* requries the cmd-mutex to be held */
-static int wiimote_cmd_write(struct wiimote_data *wdata, __u32 offset,
+int wiimote_cmd_write(struct wiimote_data *wdata, __u32 offset,
const __u8 *wmem, __u8 size)
{
unsigned long flags;
@@ -459,6 +363,36 @@ static int wiimote_cmd_write(struct wiimote_data *wdata, __u32 offset,
return ret;
}
+/* requries the cmd-mutex to be held */
+ssize_t wiimote_cmd_read(struct wiimote_data *wdata, __u32 offset, __u8 *rmem,
+ __u8 size)
+{
+ unsigned long flags;
+ ssize_t ret;
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->state.cmd_read_size = size;
+ wdata->state.cmd_read_buf = rmem;
+ wiimote_cmd_set(wdata, WIIPROTO_REQ_RMEM, offset & 0xffff);
+ wiiproto_req_rreg(wdata, offset, size);
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ ret = wiimote_cmd_wait(wdata);
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->state.cmd_read_buf = NULL;
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ if (!ret) {
+ if (wdata->state.cmd_read_size == 0)
+ ret = -EIO;
+ else
+ ret = wdata->state.cmd_read_size;
+ }
+
+ return ret;
+}
+
static int wiimote_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
@@ -862,6 +796,8 @@ static void handler_status(struct wiimote_data *wdata, const __u8 *payload)
/* on status reports the drm is reset so we need to resend the drm */
wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL);
+ wiiext_event(wdata, payload[2] & 0x02);
+
if (wiimote_cmd_pending(wdata, WIIPROTO_REQ_SREQ, 0)) {
wdata->state.cmd_battery = payload[5];
wiimote_cmd_complete(wdata);
@@ -870,7 +806,23 @@ static void handler_status(struct wiimote_data *wdata, const __u8 *payload)
static void handler_data(struct wiimote_data *wdata, const __u8 *payload)
{
+ __u16 offset = payload[3] << 8 | payload[4];
+ __u8 size = (payload[2] >> 4) + 1;
+ __u8 err = payload[2] & 0x0f;
+
handler_keys(wdata, payload);
+
+ if (wiimote_cmd_pending(wdata, WIIPROTO_REQ_RMEM, offset)) {
+ if (err)
+ size = 0;
+ else if (size > wdata->state.cmd_read_size)
+ size = wdata->state.cmd_read_size;
+
+ wdata->state.cmd_read_size = size;
+ if (wdata->state.cmd_read_buf)
+ memcpy(wdata->state.cmd_read_buf, &payload[5], size);
+ wiimote_cmd_complete(wdata);
+ }
}
static void handler_return(struct wiimote_data *wdata, const __u8 *payload)
@@ -898,6 +850,7 @@ static void handler_drm_KA(struct wiimote_data *wdata, const __u8 *payload)
static void handler_drm_KE(struct wiimote_data *wdata, const __u8 *payload)
{
handler_keys(wdata, payload);
+ wiiext_handle(wdata, &payload[2]);
}
static void handler_drm_KAI(struct wiimote_data *wdata, const __u8 *payload)
@@ -914,6 +867,7 @@ static void handler_drm_KAI(struct wiimote_data *wdata, const __u8 *payload)
static void handler_drm_KEE(struct wiimote_data *wdata, const __u8 *payload)
{
handler_keys(wdata, payload);
+ wiiext_handle(wdata, &payload[2]);
}
static void handler_drm_KIE(struct wiimote_data *wdata, const __u8 *payload)
@@ -924,12 +878,14 @@ static void handler_drm_KIE(struct wiimote_data *wdata, const __u8 *payload)
ir_to_input2(wdata, &payload[7], false);
ir_to_input3(wdata, &payload[9], true);
input_sync(wdata->ir);
+ wiiext_handle(wdata, &payload[12]);
}
static void handler_drm_KAE(struct wiimote_data *wdata, const __u8 *payload)
{
handler_keys(wdata, payload);
handler_accel(wdata, payload);
+ wiiext_handle(wdata, &payload[5]);
}
static void handler_drm_KAIE(struct wiimote_data *wdata, const __u8 *payload)
@@ -941,10 +897,12 @@ static void handler_drm_KAIE(struct wiimote_data *wdata, const __u8 *payload)
ir_to_input2(wdata, &payload[10], false);
ir_to_input3(wdata, &payload[12], true);
input_sync(wdata->ir);
+ wiiext_handle(wdata, &payload[15]);
}
static void handler_drm_E(struct wiimote_data *wdata, const __u8 *payload)
{
+ wiiext_handle(wdata, payload);
}
static void handler_drm_SKAI1(struct wiimote_data *wdata, const __u8 *payload)
@@ -1182,6 +1140,7 @@ static struct wiimote_data *wiimote_create(struct hid_device *hdev)
spin_lock_init(&wdata->state.lock);
init_completion(&wdata->state.ready);
mutex_init(&wdata->state.sync);
+ wdata->state.drm = WIIPROTO_REQ_DRM_K;
return wdata;
@@ -1196,6 +1155,8 @@ err:
static void wiimote_destroy(struct wiimote_data *wdata)
{
+ wiidebug_deinit(wdata);
+ wiiext_deinit(wdata);
wiimote_leds_destroy(wdata);
power_supply_unregister(&wdata->battery);
@@ -1214,6 +1175,8 @@ static int wiimote_hid_probe(struct hid_device *hdev,
struct wiimote_data *wdata;
int ret;
+ hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS;
+
wdata = wiimote_create(hdev);
if (!wdata) {
hid_err(hdev, "Can't alloc device\n");
@@ -1267,6 +1230,14 @@ static int wiimote_hid_probe(struct hid_device *hdev,
if (ret)
goto err_free;
+ ret = wiiext_init(wdata);
+ if (ret)
+ goto err_free;
+
+ ret = wiidebug_init(wdata);
+ if (ret)
+ goto err_free;
+
hid_info(hdev, "New device registered\n");
/* by default set led1 after device initialization */
@@ -1343,4 +1314,3 @@ module_exit(wiimote_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("David Herrmann <dh.herrmann@gmail.com>");
MODULE_DESCRIPTION(WIIMOTE_NAME " Device Driver");
-MODULE_VERSION(WIIMOTE_VERSION);
diff --git a/drivers/hid/hid-wiimote-debug.c b/drivers/hid/hid-wiimote-debug.c
new file mode 100644
index 000000000000..17dabc1f339e
--- /dev/null
+++ b/drivers/hid/hid-wiimote-debug.c
@@ -0,0 +1,227 @@
+/*
+ * Debug support for HID Nintendo Wiimote devices
+ * Copyright (c) 2011 David Herrmann
+ */
+
+/*
+ * 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/debugfs.h>
+#include <linux/module.h>
+#include <linux/seq_file.h>
+#include <linux/spinlock.h>
+#include <linux/uaccess.h>
+#include "hid-wiimote.h"
+
+struct wiimote_debug {
+ struct wiimote_data *wdata;
+ struct dentry *eeprom;
+ struct dentry *drm;
+};
+
+static int wiidebug_eeprom_open(struct inode *i, struct file *f)
+{
+ f->private_data = i->i_private;
+ return 0;
+}
+
+static ssize_t wiidebug_eeprom_read(struct file *f, char __user *u, size_t s,
+ loff_t *off)
+{
+ struct wiimote_debug *dbg = f->private_data;
+ struct wiimote_data *wdata = dbg->wdata;
+ unsigned long flags;
+ ssize_t ret;
+ char buf[16];
+ __u16 size;
+
+ if (s == 0)
+ return -EINVAL;
+ if (*off > 0xffffff)
+ return 0;
+ if (s > 16)
+ s = 16;
+
+ ret = wiimote_cmd_acquire(wdata);
+ if (ret)
+ return ret;
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->state.cmd_read_size = s;
+ wdata->state.cmd_read_buf = buf;
+ wiimote_cmd_set(wdata, WIIPROTO_REQ_RMEM, *off & 0xffff);
+ wiiproto_req_reeprom(wdata, *off, s);
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ ret = wiimote_cmd_wait(wdata);
+ if (!ret)
+ size = wdata->state.cmd_read_size;
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->state.cmd_read_buf = NULL;
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ wiimote_cmd_release(wdata);
+
+ if (ret)
+ return ret;
+ else if (size == 0)
+ return -EIO;
+
+ if (copy_to_user(u, buf, size))
+ return -EFAULT;
+
+ *off += size;
+ ret = size;
+
+ return ret;
+}
+
+static const struct file_operations wiidebug_eeprom_fops = {
+ .owner = THIS_MODULE,
+ .open = wiidebug_eeprom_open,
+ .read = wiidebug_eeprom_read,
+ .llseek = generic_file_llseek,
+};
+
+static const char *wiidebug_drmmap[] = {
+ [WIIPROTO_REQ_NULL] = "NULL",
+ [WIIPROTO_REQ_DRM_K] = "K",
+ [WIIPROTO_REQ_DRM_KA] = "KA",
+ [WIIPROTO_REQ_DRM_KE] = "KE",
+ [WIIPROTO_REQ_DRM_KAI] = "KAI",
+ [WIIPROTO_REQ_DRM_KEE] = "KEE",
+ [WIIPROTO_REQ_DRM_KAE] = "KAE",
+ [WIIPROTO_REQ_DRM_KIE] = "KIE",
+ [WIIPROTO_REQ_DRM_KAIE] = "KAIE",
+ [WIIPROTO_REQ_DRM_E] = "E",
+ [WIIPROTO_REQ_DRM_SKAI1] = "SKAI1",
+ [WIIPROTO_REQ_DRM_SKAI2] = "SKAI2",
+ [WIIPROTO_REQ_MAX] = NULL
+};
+
+static int wiidebug_drm_show(struct seq_file *f, void *p)
+{
+ struct wiimote_debug *dbg = f->private;
+ const char *str = NULL;
+ unsigned long flags;
+ __u8 drm;
+
+ spin_lock_irqsave(&dbg->wdata->state.lock, flags);
+ drm = dbg->wdata->state.drm;
+ spin_unlock_irqrestore(&dbg->wdata->state.lock, flags);
+
+ if (drm < WIIPROTO_REQ_MAX)
+ str = wiidebug_drmmap[drm];
+ if (!str)
+ str = "unknown";
+
+ seq_printf(f, "%s\n", str);
+
+ return 0;
+}
+
+static int wiidebug_drm_open(struct inode *i, struct file *f)
+{
+ return single_open(f, wiidebug_drm_show, i->i_private);
+}
+
+static ssize_t wiidebug_drm_write(struct file *f, const char __user *u,
+ size_t s, loff_t *off)
+{
+ struct wiimote_debug *dbg = f->private_data;
+ unsigned long flags;
+ char buf[16];
+ ssize_t len;
+ int i;
+
+ if (s == 0)
+ return -EINVAL;
+
+ len = min((size_t) 15, s);
+ if (copy_from_user(buf, u, len))
+ return -EFAULT;
+
+ buf[15] = 0;
+
+ for (i = 0; i < WIIPROTO_REQ_MAX; ++i) {
+ if (!wiidebug_drmmap[i])
+ continue;
+ if (!strcasecmp(buf, wiidebug_drmmap[i]))
+ break;
+ }
+
+ if (i == WIIPROTO_REQ_MAX)
+ i = simple_strtoul(buf, NULL, 10);
+
+ spin_lock_irqsave(&dbg->wdata->state.lock, flags);
+ wiiproto_req_drm(dbg->wdata, (__u8) i);
+ spin_unlock_irqrestore(&dbg->wdata->state.lock, flags);
+
+ return len;
+}
+
+static const struct file_operations wiidebug_drm_fops = {
+ .owner = THIS_MODULE,
+ .open = wiidebug_drm_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .write = wiidebug_drm_write,
+ .release = single_release,
+};
+
+int wiidebug_init(struct wiimote_data *wdata)
+{
+ struct wiimote_debug *dbg;
+ unsigned long flags;
+ int ret = -ENOMEM;
+
+ dbg = kzalloc(sizeof(*dbg), GFP_KERNEL);
+ if (!dbg)
+ return -ENOMEM;
+
+ dbg->wdata = wdata;
+
+ dbg->eeprom = debugfs_create_file("eeprom", S_IRUSR,
+ dbg->wdata->hdev->debug_dir, dbg, &wiidebug_eeprom_fops);
+ if (!dbg->eeprom)
+ goto err;
+
+ dbg->drm = debugfs_create_file("drm", S_IRUSR,
+ dbg->wdata->hdev->debug_dir, dbg, &wiidebug_drm_fops);
+ if (!dbg->drm)
+ goto err_drm;
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->debug = dbg;
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ return 0;
+
+err_drm:
+ debugfs_remove(dbg->eeprom);
+err:
+ kfree(dbg);
+ return ret;
+}
+
+void wiidebug_deinit(struct wiimote_data *wdata)
+{
+ struct wiimote_debug *dbg = wdata->debug;
+ unsigned long flags;
+
+ if (!dbg)
+ return;
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->debug = NULL;
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ debugfs_remove(dbg->drm);
+ debugfs_remove(dbg->eeprom);
+ kfree(dbg);
+}
diff --git a/drivers/hid/hid-wiimote-ext.c b/drivers/hid/hid-wiimote-ext.c
new file mode 100644
index 000000000000..aa958706c0e5
--- /dev/null
+++ b/drivers/hid/hid-wiimote-ext.c
@@ -0,0 +1,752 @@
+/*
+ * HID driver for Nintendo Wiimote extension devices
+ * Copyright (c) 2011 David Herrmann
+ */
+
+/*
+ * 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/atomic.h>
+#include <linux/module.h>
+#include <linux/spinlock.h>
+#include <linux/workqueue.h>
+#include "hid-wiimote.h"
+
+struct wiimote_ext {
+ struct wiimote_data *wdata;
+ struct work_struct worker;
+ struct input_dev *input;
+ struct input_dev *mp_input;
+
+ atomic_t opened;
+ atomic_t mp_opened;
+ bool plugged;
+ bool mp_plugged;
+ bool motionp;
+ __u8 ext_type;
+};
+
+enum wiiext_type {
+ WIIEXT_NONE, /* placeholder */
+ WIIEXT_CLASSIC, /* Nintendo classic controller */
+ WIIEXT_NUNCHUCK, /* Nintendo nunchuck controller */
+};
+
+enum wiiext_keys {
+ WIIEXT_KEY_C,
+ WIIEXT_KEY_Z,
+ WIIEXT_KEY_A,
+ WIIEXT_KEY_B,
+ WIIEXT_KEY_X,
+ WIIEXT_KEY_Y,
+ WIIEXT_KEY_ZL,
+ WIIEXT_KEY_ZR,
+ WIIEXT_KEY_PLUS,
+ WIIEXT_KEY_MINUS,
+ WIIEXT_KEY_HOME,
+ WIIEXT_KEY_LEFT,
+ WIIEXT_KEY_RIGHT,
+ WIIEXT_KEY_UP,
+ WIIEXT_KEY_DOWN,
+ WIIEXT_KEY_LT,
+ WIIEXT_KEY_RT,
+ WIIEXT_KEY_COUNT
+};
+
+static __u16 wiiext_keymap[] = {
+ BTN_C, /* WIIEXT_KEY_C */
+ BTN_Z, /* WIIEXT_KEY_Z */
+ BTN_A, /* WIIEXT_KEY_A */
+ BTN_B, /* WIIEXT_KEY_B */
+ BTN_X, /* WIIEXT_KEY_X */
+ BTN_Y, /* WIIEXT_KEY_Y */
+ BTN_TL2, /* WIIEXT_KEY_ZL */
+ BTN_TR2, /* WIIEXT_KEY_ZR */
+ KEY_NEXT, /* WIIEXT_KEY_PLUS */
+ KEY_PREVIOUS, /* WIIEXT_KEY_MINUS */
+ BTN_MODE, /* WIIEXT_KEY_HOME */
+ KEY_LEFT, /* WIIEXT_KEY_LEFT */
+ KEY_RIGHT, /* WIIEXT_KEY_RIGHT */
+ KEY_UP, /* WIIEXT_KEY_UP */
+ KEY_DOWN, /* WIIEXT_KEY_DOWN */
+ BTN_TL, /* WIIEXT_KEY_LT */
+ BTN_TR, /* WIIEXT_KEY_RT */
+};
+
+/* diable all extensions */
+static void ext_disable(struct wiimote_ext *ext)
+{
+ unsigned long flags;
+ __u8 wmem = 0x55;
+
+ if (!wiimote_cmd_acquire(ext->wdata)) {
+ wiimote_cmd_write(ext->wdata, 0xa400f0, &wmem, sizeof(wmem));
+ wiimote_cmd_release(ext->wdata);
+ }
+
+ spin_lock_irqsave(&ext->wdata->state.lock, flags);
+ ext->motionp = false;
+ ext->ext_type = WIIEXT_NONE;
+ wiiproto_req_drm(ext->wdata, WIIPROTO_REQ_NULL);
+ spin_unlock_irqrestore(&ext->wdata->state.lock, flags);
+}
+
+static bool motionp_read(struct wiimote_ext *ext)
+{
+ __u8 rmem[2], wmem;
+ ssize_t ret;
+ bool avail = false;
+
+ if (!atomic_read(&ext->mp_opened))
+ return false;
+
+ if (wiimote_cmd_acquire(ext->wdata))
+ return false;
+
+ /* initialize motion plus */
+ wmem = 0x55;
+ ret = wiimote_cmd_write(ext->wdata, 0xa600f0, &wmem, sizeof(wmem));
+ if (ret)
+ goto error;
+
+ /* read motion plus ID */
+ ret = wiimote_cmd_read(ext->wdata, 0xa600fe, rmem, 2);
+ if (ret == 2 || rmem[1] == 0x5)
+ avail = true;
+
+error:
+ wiimote_cmd_release(ext->wdata);
+ return avail;
+}
+
+static __u8 ext_read(struct wiimote_ext *ext)
+{
+ ssize_t ret;
+ __u8 rmem[2], wmem;
+ __u8 type = WIIEXT_NONE;
+
+ if (!ext->plugged || !atomic_read(&ext->opened))
+ return WIIEXT_NONE;
+
+ if (wiimote_cmd_acquire(ext->wdata))
+ return WIIEXT_NONE;
+
+ /* initialize extension */
+ wmem = 0x55;
+ ret = wiimote_cmd_write(ext->wdata, 0xa400f0, &wmem, sizeof(wmem));
+ if (!ret) {
+ /* disable encryption */
+ wmem = 0x0;
+ wiimote_cmd_write(ext->wdata, 0xa400fb, &wmem, sizeof(wmem));
+ }
+
+ /* read extension ID */
+ ret = wiimote_cmd_read(ext->wdata, 0xa400fe, rmem, 2);
+ if (ret == 2) {
+ if (rmem[0] == 0 && rmem[1] == 0)
+ type = WIIEXT_NUNCHUCK;
+ else if (rmem[0] == 0x01 && rmem[1] == 0x01)
+ type = WIIEXT_CLASSIC;
+ }
+
+ wiimote_cmd_release(ext->wdata);
+
+ return type;
+}
+
+static void ext_enable(struct wiimote_ext *ext, bool motionp, __u8 ext_type)
+{
+ unsigned long flags;
+ __u8 wmem;
+ int ret;
+
+ if (motionp) {
+ if (wiimote_cmd_acquire(ext->wdata))
+ return;
+
+ if (ext_type == WIIEXT_CLASSIC)
+ wmem = 0x07;
+ else if (ext_type == WIIEXT_NUNCHUCK)
+ wmem = 0x05;
+ else
+ wmem = 0x04;
+
+ ret = wiimote_cmd_write(ext->wdata, 0xa600fe, &wmem, sizeof(wmem));
+ wiimote_cmd_release(ext->wdata);
+ if (ret)
+ return;
+ }
+
+ spin_lock_irqsave(&ext->wdata->state.lock, flags);
+ ext->motionp = motionp;
+ ext->ext_type = ext_type;
+ wiiproto_req_drm(ext->wdata, WIIPROTO_REQ_NULL);
+ spin_unlock_irqrestore(&ext->wdata->state.lock, flags);
+}
+
+static void wiiext_worker(struct work_struct *work)
+{
+ struct wiimote_ext *ext = container_of(work, struct wiimote_ext,
+ worker);
+ bool motionp;
+ __u8 ext_type;
+
+ ext_disable(ext);
+ motionp = motionp_read(ext);
+ ext_type = ext_read(ext);
+ ext_enable(ext, motionp, ext_type);
+}
+
+/* schedule work only once, otherwise mark for reschedule */
+static void wiiext_schedule(struct wiimote_ext *ext)
+{
+ queue_work(system_nrt_wq, &ext->worker);
+}
+
+/*
+ * Reacts on extension port events
+ * Whenever the driver gets an event from the wiimote that an extension has been
+ * plugged or unplugged, this funtion shall be called. It checks what extensions
+ * are connected and initializes and activates them.
+ * This can be called in atomic context. The initialization is done in a
+ * separate worker thread. The state.lock spinlock must be held by the caller.
+ */
+void wiiext_event(struct wiimote_data *wdata, bool plugged)
+{
+ if (!wdata->ext)
+ return;
+
+ if (wdata->ext->plugged == plugged)
+ return;
+
+ wdata->ext->plugged = plugged;
+
+ if (!plugged)
+ wdata->ext->mp_plugged = false;
+
+ /*
+ * We need to call wiiext_schedule(wdata->ext) here, however, the
+ * extension initialization logic is not fully understood and so
+ * automatic initialization is not supported, yet.
+ */
+}
+
+/*
+ * Returns true if the current DRM mode should contain extension data and false
+ * if there is no interest in extension data.
+ * All supported extensions send 6 byte extension data so any DRM that contains
+ * extension bytes is fine.
+ * The caller must hold the state.lock spinlock.
+ */
+bool wiiext_active(struct wiimote_data *wdata)
+{
+ if (!wdata->ext)
+ return false;
+
+ return wdata->ext->motionp || wdata->ext->ext_type;
+}
+
+static void handler_motionp(struct wiimote_ext *ext, const __u8 *payload)
+{
+ __s32 x, y, z;
+ bool plugged;
+
+ /* | 8 7 6 5 4 3 | 2 | 1 |
+ * -----+------------------------------+-----+-----+
+ * 1 | Yaw Speed <7:0> |
+ * 2 | Roll Speed <7:0> |
+ * 3 | Pitch Speed <7:0> |
+ * -----+------------------------------+-----+-----+
+ * 4 | Yaw Speed <13:8> | Yaw |Pitch|
+ * -----+------------------------------+-----+-----+
+ * 5 | Roll Speed <13:8> |Roll | Ext |
+ * -----+------------------------------+-----+-----+
+ * 6 | Pitch Speed <13:8> | 1 | 0 |
+ * -----+------------------------------+-----+-----+
+ * The single bits Yaw, Roll, Pitch in the lower right corner specify
+ * whether the wiimote is rotating fast (0) or slow (1). Speed for slow
+ * roation is 440 deg/s and for fast rotation 2000 deg/s. To get a
+ * linear scale we multiply by 2000/440 = ~4.5454 which is 18 for fast
+ * and 9 for slow.
+ * If the wiimote is not rotating the sensor reports 2^13 = 8192.
+ * Ext specifies whether an extension is connected to the motionp.
+ */
+
+ x = payload[0];
+ y = payload[1];
+ z = payload[2];
+
+ x |= (((__u16)payload[3]) << 6) & 0xff00;
+ y |= (((__u16)payload[4]) << 6) & 0xff00;
+ z |= (((__u16)payload[5]) << 6) & 0xff00;
+
+ x -= 8192;
+ y -= 8192;
+ z -= 8192;
+
+ if (!(payload[3] & 0x02))
+ x *= 18;
+ else
+ x *= 9;
+ if (!(payload[4] & 0x02))
+ y *= 18;
+ else
+ y *= 9;
+ if (!(payload[3] & 0x01))
+ z *= 18;
+ else
+ z *= 9;
+
+ input_report_abs(ext->mp_input, ABS_RX, x);
+ input_report_abs(ext->mp_input, ABS_RY, y);
+ input_report_abs(ext->mp_input, ABS_RZ, z);
+ input_sync(ext->mp_input);
+
+ plugged = payload[5] & 0x01;
+ if (plugged != ext->mp_plugged)
+ ext->mp_plugged = plugged;
+}
+
+static void handler_nunchuck(struct wiimote_ext *ext, const __u8 *payload)
+{
+ __s16 x, y, z, bx, by;
+
+ /* Byte | 8 7 | 6 5 | 4 3 | 2 | 1 |
+ * -----+----------+---------+---------+----+-----+
+ * 1 | Button X <7:0> |
+ * 2 | Button Y <7:0> |
+ * -----+----------+---------+---------+----+-----+
+ * 3 | Speed X <9:2> |
+ * 4 | Speed Y <9:2> |
+ * 5 | Speed Z <9:2> |
+ * -----+----------+---------+---------+----+-----+
+ * 6 | Z <1:0> | Y <1:0> | X <1:0> | BC | BZ |
+ * -----+----------+---------+---------+----+-----+
+ * Button X/Y is the analog stick. Speed X, Y and Z are the
+ * accelerometer data in the same format as the wiimote's accelerometer.
+ * The 6th byte contains the LSBs of the accelerometer data.
+ * BC and BZ are the C and Z buttons: 0 means pressed
+ *
+ * If reported interleaved with motionp, then the layout changes. The
+ * 5th and 6th byte changes to:
+ * -----+-----------------------------------+-----+
+ * 5 | Speed Z <9:3> | EXT |
+ * -----+--------+-----+-----+----+----+----+-----+
+ * 6 |Z <2:1> |Y <1>|X <1>| BC | BZ | 0 | 0 |
+ * -----+--------+-----+-----+----+----+----+-----+
+ * All three accelerometer values lose their LSB. The other data is
+ * still available but slightly moved.
+ *
+ * Center data for button values is 128. Center value for accelerometer
+ * values it 512 / 0x200
+ */
+
+ bx = payload[0];
+ by = payload[1];
+ bx -= 128;
+ by -= 128;
+
+ x = payload[2] << 2;
+ y = payload[3] << 2;
+ z = payload[4] << 2;
+
+ if (ext->motionp) {
+ x |= (payload[5] >> 3) & 0x02;
+ y |= (payload[5] >> 4) & 0x02;
+ z &= ~0x4;
+ z |= (payload[5] >> 5) & 0x06;
+ } else {
+ x |= (payload[5] >> 2) & 0x03;
+ y |= (payload[5] >> 4) & 0x03;
+ z |= (payload[5] >> 6) & 0x03;
+ }
+
+ x -= 0x200;
+ y -= 0x200;
+ z -= 0x200;
+
+ input_report_abs(ext->input, ABS_HAT0X, bx);
+ input_report_abs(ext->input, ABS_HAT0Y, by);
+
+ input_report_abs(ext->input, ABS_RX, x);
+ input_report_abs(ext->input, ABS_RY, y);
+ input_report_abs(ext->input, ABS_RZ, z);
+
+ if (ext->motionp) {
+ input_report_key(ext->input,
+ wiiext_keymap[WIIEXT_KEY_Z], !!(payload[5] & 0x04));
+ input_report_key(ext->input,
+ wiiext_keymap[WIIEXT_KEY_C], !!(payload[5] & 0x08));
+ } else {
+ input_report_key(ext->input,
+ wiiext_keymap[WIIEXT_KEY_Z], !!(payload[5] & 0x01));
+ input_report_key(ext->input,
+ wiiext_keymap[WIIEXT_KEY_C], !!(payload[5] & 0x02));
+ }
+
+ input_sync(ext->input);
+}
+
+static void handler_classic(struct wiimote_ext *ext, const __u8 *payload)
+{
+ __s8 rx, ry, lx, ly, lt, rt;
+
+ /* Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 1 | RX <5:4> | LX <5:0> |
+ * 2 | RX <3:2> | LY <5:0> |
+ * -----+-----+-----+-----+-----------------------------+
+ * 3 |RX<1>| LT <5:4> | RY <5:1> |
+ * -----+-----+-----------+-----------------------------+
+ * 4 | LT <3:1> | RT <5:1> |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 5 | BDR | BDD | BLT | B- | BH | B+ | BRT | 1 |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 6 | BZL | BB | BY | BA | BX | BZR | BDL | BDU |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * All buttons are 0 if pressed
+ * RX and RY are right analog stick
+ * LX and LY are left analog stick
+ * LT is left trigger, RT is right trigger
+ * BLT is 0 if left trigger is fully pressed
+ * BRT is 0 if right trigger is fully pressed
+ * BDR, BDD, BDL, BDU form the D-Pad with right, down, left, up buttons
+ * BZL is left Z button and BZR is right Z button
+ * B-, BH, B+ are +, HOME and - buttons
+ * BB, BY, BA, BX are A, B, X, Y buttons
+ * LSB of RX, RY, LT, and RT are not transmitted and always 0.
+ *
+ * With motionp enabled it changes slightly to this:
+ * Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 1 | RX <4:3> | LX <5:1> | BDU |
+ * 2 | RX <2:1> | LY <5:1> | BDL |
+ * -----+-----+-----+-----+-----------------------+-----+
+ * 3 |RX<0>| LT <4:3> | RY <4:0> |
+ * -----+-----+-----------+-----------------------------+
+ * 4 | LT <2:0> | RT <4:0> |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 5 | BDR | BDD | BLT | B- | BH | B+ | BRT | EXT |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 6 | BZL | BB | BY | BA | BX | BZR | 0 | 0 |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * Only the LSBs of LX and LY are lost. BDU and BDL are moved, the rest
+ * is the same as before.
+ */
+
+ if (ext->motionp) {
+ lx = payload[0] & 0x3e;
+ ly = payload[0] & 0x3e;
+ } else {
+ lx = payload[0] & 0x3f;
+ ly = payload[0] & 0x3f;
+ }
+
+ rx = (payload[0] >> 3) & 0x14;
+ rx |= (payload[1] >> 5) & 0x06;
+ rx |= (payload[2] >> 7) & 0x01;
+ ry = payload[2] & 0x1f;
+
+ rt = payload[3] & 0x1f;
+ lt = (payload[2] >> 2) & 0x18;
+ lt |= (payload[3] >> 5) & 0x07;
+
+ rx <<= 1;
+ ry <<= 1;
+ rt <<= 1;
+ lt <<= 1;
+
+ input_report_abs(ext->input, ABS_HAT1X, lx - 0x20);
+ input_report_abs(ext->input, ABS_HAT1Y, ly - 0x20);
+ input_report_abs(ext->input, ABS_HAT2X, rx - 0x20);
+ input_report_abs(ext->input, ABS_HAT2Y, ry - 0x20);
+ input_report_abs(ext->input, ABS_HAT3X, rt - 0x20);
+ input_report_abs(ext->input, ABS_HAT3Y, lt - 0x20);
+
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_RIGHT],
+ !!(payload[4] & 0x80));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_DOWN],
+ !!(payload[4] & 0x40));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_LT],
+ !!(payload[4] & 0x20));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_MINUS],
+ !!(payload[4] & 0x10));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_HOME],
+ !!(payload[4] & 0x08));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_PLUS],
+ !!(payload[4] & 0x04));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_RT],
+ !!(payload[4] & 0x02));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_ZL],
+ !!(payload[5] & 0x80));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_B],
+ !!(payload[5] & 0x40));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_Y],
+ !!(payload[5] & 0x20));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_A],
+ !!(payload[5] & 0x10));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_X],
+ !!(payload[5] & 0x08));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_ZR],
+ !!(payload[5] & 0x04));
+
+ if (ext->motionp) {
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_UP],
+ !!(payload[0] & 0x01));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_LEFT],
+ !!(payload[1] & 0x01));
+ } else {
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_UP],
+ !!(payload[5] & 0x01));
+ input_report_key(ext->input, wiiext_keymap[WIIEXT_KEY_LEFT],
+ !!(payload[5] & 0x02));
+ }
+
+ input_sync(ext->input);
+}
+
+/* call this with state.lock spinlock held */
+void wiiext_handle(struct wiimote_data *wdata, const __u8 *payload)
+{
+ struct wiimote_ext *ext = wdata->ext;
+
+ if (!ext)
+ return;
+
+ if (ext->motionp && (payload[5] & 0x02)) {
+ handler_motionp(ext, payload);
+ } else if (ext->ext_type == WIIEXT_NUNCHUCK) {
+ handler_nunchuck(ext, payload);
+ } else if (ext->ext_type == WIIEXT_CLASSIC) {
+ handler_classic(ext, payload);
+ }
+}
+
+static ssize_t wiiext_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct wiimote_data *wdata = dev_to_wii(dev);
+ __u8 type = WIIEXT_NONE;
+ bool motionp = false;
+ unsigned long flags;
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ if (wdata->ext) {
+ motionp = wdata->ext->motionp;
+ type = wdata->ext->ext_type;
+ }
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ if (type == WIIEXT_NUNCHUCK) {
+ if (motionp)
+ return sprintf(buf, "motionp+nunchuck\n");
+ else
+ return sprintf(buf, "nunchuck\n");
+ } else if (type == WIIEXT_CLASSIC) {
+ if (motionp)
+ return sprintf(buf, "motionp+classic\n");
+ else
+ return sprintf(buf, "classic\n");
+ } else {
+ if (motionp)
+ return sprintf(buf, "motionp\n");
+ else
+ return sprintf(buf, "none\n");
+ }
+}
+
+static DEVICE_ATTR(extension, S_IRUGO, wiiext_show, NULL);
+
+static int wiiext_input_open(struct input_dev *dev)
+{
+ struct wiimote_ext *ext = input_get_drvdata(dev);
+ int ret;
+
+ ret = hid_hw_open(ext->wdata->hdev);
+ if (ret)
+ return ret;
+
+ atomic_inc(&ext->opened);
+ wiiext_schedule(ext);
+
+ return 0;
+}
+
+static void wiiext_input_close(struct input_dev *dev)
+{
+ struct wiimote_ext *ext = input_get_drvdata(dev);
+
+ atomic_dec(&ext->opened);
+ wiiext_schedule(ext);
+ hid_hw_close(ext->wdata->hdev);
+}
+
+static int wiiext_mp_open(struct input_dev *dev)
+{
+ struct wiimote_ext *ext = input_get_drvdata(dev);
+ int ret;
+
+ ret = hid_hw_open(ext->wdata->hdev);
+ if (ret)
+ return ret;
+
+ atomic_inc(&ext->mp_opened);
+ wiiext_schedule(ext);
+
+ return 0;
+}
+
+static void wiiext_mp_close(struct input_dev *dev)
+{
+ struct wiimote_ext *ext = input_get_drvdata(dev);
+
+ atomic_dec(&ext->mp_opened);
+ wiiext_schedule(ext);
+ hid_hw_close(ext->wdata->hdev);
+}
+
+/* Initializes the extension driver of a wiimote */
+int wiiext_init(struct wiimote_data *wdata)
+{
+ struct wiimote_ext *ext;
+ unsigned long flags;
+ int ret, i;
+
+ ext = kzalloc(sizeof(*ext), GFP_KERNEL);
+ if (!ext)
+ return -ENOMEM;
+
+ ext->wdata = wdata;
+ INIT_WORK(&ext->worker, wiiext_worker);
+
+ ext->input = input_allocate_device();
+ if (!ext->input) {
+ ret = -ENOMEM;
+ goto err_input;
+ }
+
+ input_set_drvdata(ext->input, ext);
+ ext->input->open = wiiext_input_open;
+ ext->input->close = wiiext_input_close;
+ ext->input->dev.parent = &wdata->hdev->dev;
+ ext->input->id.bustype = wdata->hdev->bus;
+ ext->input->id.vendor = wdata->hdev->vendor;
+ ext->input->id.product = wdata->hdev->product;
+ ext->input->id.version = wdata->hdev->version;
+ ext->input->name = WIIMOTE_NAME " Extension";
+
+ set_bit(EV_KEY, ext->input->evbit);
+ for (i = 0; i < WIIEXT_KEY_COUNT; ++i)
+ set_bit(wiiext_keymap[i], ext->input->keybit);
+
+ set_bit(EV_ABS, ext->input->evbit);
+ set_bit(ABS_HAT0X, ext->input->absbit);
+ set_bit(ABS_HAT0Y, ext->input->absbit);
+ set_bit(ABS_HAT1X, ext->input->absbit);
+ set_bit(ABS_HAT1Y, ext->input->absbit);
+ set_bit(ABS_HAT2X, ext->input->absbit);
+ set_bit(ABS_HAT2Y, ext->input->absbit);
+ set_bit(ABS_HAT3X, ext->input->absbit);
+ set_bit(ABS_HAT3Y, ext->input->absbit);
+ input_set_abs_params(ext->input, ABS_HAT0X, -120, 120, 2, 4);
+ input_set_abs_params(ext->input, ABS_HAT0Y, -120, 120, 2, 4);
+ input_set_abs_params(ext->input, ABS_HAT1X, -30, 30, 1, 1);
+ input_set_abs_params(ext->input, ABS_HAT1Y, -30, 30, 1, 1);
+ input_set_abs_params(ext->input, ABS_HAT2X, -30, 30, 1, 1);
+ input_set_abs_params(ext->input, ABS_HAT2Y, -30, 30, 1, 1);
+ input_set_abs_params(ext->input, ABS_HAT3X, -30, 30, 1, 1);
+ input_set_abs_params(ext->input, ABS_HAT3Y, -30, 30, 1, 1);
+ set_bit(ABS_RX, ext->input->absbit);
+ set_bit(ABS_RY, ext->input->absbit);
+ set_bit(ABS_RZ, ext->input->absbit);
+ input_set_abs_params(ext->input, ABS_RX, -500, 500, 2, 4);
+ input_set_abs_params(ext->input, ABS_RY, -500, 500, 2, 4);
+ input_set_abs_params(ext->input, ABS_RZ, -500, 500, 2, 4);
+
+ ret = input_register_device(ext->input);
+ if (ret) {
+ input_free_device(ext->input);
+ goto err_input;
+ }
+
+ ext->mp_input = input_allocate_device();
+ if (!ext->mp_input) {
+ ret = -ENOMEM;
+ goto err_mp;
+ }
+
+ input_set_drvdata(ext->mp_input, ext);
+ ext->mp_input->open = wiiext_mp_open;
+ ext->mp_input->close = wiiext_mp_close;
+ ext->mp_input->dev.parent = &wdata->hdev->dev;
+ ext->mp_input->id.bustype = wdata->hdev->bus;
+ ext->mp_input->id.vendor = wdata->hdev->vendor;
+ ext->mp_input->id.product = wdata->hdev->product;
+ ext->mp_input->id.version = wdata->hdev->version;
+ ext->mp_input->name = WIIMOTE_NAME " Motion+";
+
+ set_bit(EV_ABS, ext->mp_input->evbit);
+ set_bit(ABS_RX, ext->mp_input->absbit);
+ set_bit(ABS_RY, ext->mp_input->absbit);
+ set_bit(ABS_RZ, ext->mp_input->absbit);
+ input_set_abs_params(ext->mp_input, ABS_RX, -160000, 160000, 4, 8);
+ input_set_abs_params(ext->mp_input, ABS_RY, -160000, 160000, 4, 8);
+ input_set_abs_params(ext->mp_input, ABS_RZ, -160000, 160000, 4, 8);
+
+ ret = input_register_device(ext->mp_input);
+ if (ret) {
+ input_free_device(ext->mp_input);
+ goto err_mp;
+ }
+
+ ret = device_create_file(&wdata->hdev->dev, &dev_attr_extension);
+ if (ret)
+ goto err_dev;
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->ext = ext;
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ return 0;
+
+err_dev:
+ input_unregister_device(ext->mp_input);
+err_mp:
+ input_unregister_device(ext->input);
+err_input:
+ kfree(ext);
+ return ret;
+}
+
+/* Deinitializes the extension driver of a wiimote */
+void wiiext_deinit(struct wiimote_data *wdata)
+{
+ struct wiimote_ext *ext = wdata->ext;
+ unsigned long flags;
+
+ if (!ext)
+ return;
+
+ /*
+ * We first unset wdata->ext to avoid further input from the wiimote
+ * core. The worker thread does not access this pointer so it is not
+ * affected by this.
+ * We kill the worker after this so it does not get respawned during
+ * deinitialization.
+ */
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->ext = NULL;
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ device_remove_file(&wdata->hdev->dev, &dev_attr_extension);
+ input_unregister_device(ext->mp_input);
+ input_unregister_device(ext->input);
+
+ cancel_work_sync(&ext->worker);
+ kfree(ext);
+}
diff --git a/drivers/hid/hid-wiimote.h b/drivers/hid/hid-wiimote.h
new file mode 100644
index 000000000000..c81dbeb086c5
--- /dev/null
+++ b/drivers/hid/hid-wiimote.h
@@ -0,0 +1,208 @@
+#ifndef __HID_WIIMOTE_H
+#define __HID_WIIMOTE_H
+
+/*
+ * HID driver for Nintendo Wiimote devices
+ * Copyright (c) 2011 David Herrmann
+ */
+
+/*
+ * 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/completion.h>
+#include <linux/device.h>
+#include <linux/hid.h>
+#include <linux/input.h>
+#include <linux/leds.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/power_supply.h>
+#include <linux/spinlock.h>
+
+#define WIIMOTE_NAME "Nintendo Wii Remote"
+#define WIIMOTE_BUFSIZE 32
+
+#define WIIPROTO_FLAG_LED1 0x01
+#define WIIPROTO_FLAG_LED2 0x02
+#define WIIPROTO_FLAG_LED3 0x04
+#define WIIPROTO_FLAG_LED4 0x08
+#define WIIPROTO_FLAG_RUMBLE 0x10
+#define WIIPROTO_FLAG_ACCEL 0x20
+#define WIIPROTO_FLAG_IR_BASIC 0x40
+#define WIIPROTO_FLAG_IR_EXT 0x80
+#define WIIPROTO_FLAG_IR_FULL 0xc0 /* IR_BASIC | IR_EXT */
+#define WIIPROTO_FLAGS_LEDS (WIIPROTO_FLAG_LED1 | WIIPROTO_FLAG_LED2 | \
+ WIIPROTO_FLAG_LED3 | WIIPROTO_FLAG_LED4)
+#define WIIPROTO_FLAGS_IR (WIIPROTO_FLAG_IR_BASIC | WIIPROTO_FLAG_IR_EXT | \
+ WIIPROTO_FLAG_IR_FULL)
+
+/* return flag for led \num */
+#define WIIPROTO_FLAG_LED(num) (WIIPROTO_FLAG_LED1 << (num - 1))
+
+struct wiimote_buf {
+ __u8 data[HID_MAX_BUFFER_SIZE];
+ size_t size;
+};
+
+struct wiimote_state {
+ spinlock_t lock;
+ __u8 flags;
+ __u8 accel_split[2];
+ __u8 drm;
+
+ /* synchronous cmd requests */
+ struct mutex sync;
+ struct completion ready;
+ int cmd;
+ __u32 opt;
+
+ /* results of synchronous requests */
+ __u8 cmd_battery;
+ __u8 cmd_err;
+ __u8 *cmd_read_buf;
+ __u8 cmd_read_size;
+};
+
+struct wiimote_data {
+ struct hid_device *hdev;
+ struct input_dev *input;
+ struct led_classdev *leds[4];
+ struct input_dev *accel;
+ struct input_dev *ir;
+ struct power_supply battery;
+ struct wiimote_ext *ext;
+ struct wiimote_debug *debug;
+
+ spinlock_t qlock;
+ __u8 head;
+ __u8 tail;
+ struct wiimote_buf outq[WIIMOTE_BUFSIZE];
+ struct work_struct worker;
+
+ struct wiimote_state state;
+};
+
+enum wiiproto_reqs {
+ WIIPROTO_REQ_NULL = 0x0,
+ WIIPROTO_REQ_RUMBLE = 0x10,
+ WIIPROTO_REQ_LED = 0x11,
+ WIIPROTO_REQ_DRM = 0x12,
+ WIIPROTO_REQ_IR1 = 0x13,
+ WIIPROTO_REQ_SREQ = 0x15,
+ WIIPROTO_REQ_WMEM = 0x16,
+ WIIPROTO_REQ_RMEM = 0x17,
+ WIIPROTO_REQ_IR2 = 0x1a,
+ WIIPROTO_REQ_STATUS = 0x20,
+ WIIPROTO_REQ_DATA = 0x21,
+ WIIPROTO_REQ_RETURN = 0x22,
+ WIIPROTO_REQ_DRM_K = 0x30,
+ WIIPROTO_REQ_DRM_KA = 0x31,
+ WIIPROTO_REQ_DRM_KE = 0x32,
+ WIIPROTO_REQ_DRM_KAI = 0x33,
+ WIIPROTO_REQ_DRM_KEE = 0x34,
+ WIIPROTO_REQ_DRM_KAE = 0x35,
+ WIIPROTO_REQ_DRM_KIE = 0x36,
+ WIIPROTO_REQ_DRM_KAIE = 0x37,
+ WIIPROTO_REQ_DRM_E = 0x3d,
+ WIIPROTO_REQ_DRM_SKAI1 = 0x3e,
+ WIIPROTO_REQ_DRM_SKAI2 = 0x3f,
+ WIIPROTO_REQ_MAX
+};
+
+#define dev_to_wii(pdev) hid_get_drvdata(container_of(pdev, struct hid_device, \
+ dev))
+
+extern void wiiproto_req_drm(struct wiimote_data *wdata, __u8 drm);
+extern int wiimote_cmd_write(struct wiimote_data *wdata, __u32 offset,
+ const __u8 *wmem, __u8 size);
+extern ssize_t wiimote_cmd_read(struct wiimote_data *wdata, __u32 offset,
+ __u8 *rmem, __u8 size);
+
+#define wiiproto_req_rreg(wdata, os, sz) \
+ wiiproto_req_rmem((wdata), false, (os), (sz))
+#define wiiproto_req_reeprom(wdata, os, sz) \
+ wiiproto_req_rmem((wdata), true, (os), (sz))
+extern void wiiproto_req_rmem(struct wiimote_data *wdata, bool eeprom,
+ __u32 offset, __u16 size);
+
+#ifdef CONFIG_HID_WIIMOTE_EXT
+
+extern int wiiext_init(struct wiimote_data *wdata);
+extern void wiiext_deinit(struct wiimote_data *wdata);
+extern void wiiext_event(struct wiimote_data *wdata, bool plugged);
+extern bool wiiext_active(struct wiimote_data *wdata);
+extern void wiiext_handle(struct wiimote_data *wdata, const __u8 *payload);
+
+#else
+
+static inline int wiiext_init(void *u) { return 0; }
+static inline void wiiext_deinit(void *u) { }
+static inline void wiiext_event(void *u, bool p) { }
+static inline bool wiiext_active(void *u) { return false; }
+static inline void wiiext_handle(void *u, const __u8 *p) { }
+
+#endif
+
+#ifdef CONFIG_DEBUG_FS
+
+extern int wiidebug_init(struct wiimote_data *wdata);
+extern void wiidebug_deinit(struct wiimote_data *wdata);
+
+#else
+
+static inline int wiidebug_init(void *u) { return 0; }
+static inline void wiidebug_deinit(void *u) { }
+
+#endif
+
+/* requires the state.lock spinlock to be held */
+static inline bool wiimote_cmd_pending(struct wiimote_data *wdata, int cmd,
+ __u32 opt)
+{
+ return wdata->state.cmd == cmd && wdata->state.opt == opt;
+}
+
+/* requires the state.lock spinlock to be held */
+static inline void wiimote_cmd_complete(struct wiimote_data *wdata)
+{
+ wdata->state.cmd = WIIPROTO_REQ_NULL;
+ complete(&wdata->state.ready);
+}
+
+static inline int wiimote_cmd_acquire(struct wiimote_data *wdata)
+{
+ return mutex_lock_interruptible(&wdata->state.sync) ? -ERESTARTSYS : 0;
+}
+
+/* requires the state.lock spinlock to be held */
+static inline void wiimote_cmd_set(struct wiimote_data *wdata, int cmd,
+ __u32 opt)
+{
+ INIT_COMPLETION(wdata->state.ready);
+ wdata->state.cmd = cmd;
+ wdata->state.opt = opt;
+}
+
+static inline void wiimote_cmd_release(struct wiimote_data *wdata)
+{
+ mutex_unlock(&wdata->state.sync);
+}
+
+static inline int wiimote_cmd_wait(struct wiimote_data *wdata)
+{
+ int ret;
+
+ ret = wait_for_completion_interruptible_timeout(&wdata->state.ready, HZ);
+ if (ret < 0)
+ return -ERESTARTSYS;
+ else if (ret == 0)
+ return -EIO;
+ else
+ return 0;
+}
+
+#endif
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index b403fcef0b86..5bf91dbad59d 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -197,16 +197,24 @@ static int usbhid_restart_out_queue(struct usbhid_device *usbhid)
{
struct hid_device *hid = usb_get_intfdata(usbhid->intf);
int kicked;
+ int r;
if (!hid)
return 0;
if ((kicked = (usbhid->outhead != usbhid->outtail))) {
dbg("Kicking head %d tail %d", usbhid->outhead, usbhid->outtail);
+
+ r = usb_autopm_get_interface_async(usbhid->intf);
+ if (r < 0)
+ return r;
+ /* Asynchronously flush queue. */
+ set_bit(HID_OUT_RUNNING, &usbhid->iofl);
if (hid_submit_out(hid)) {
clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
- wake_up(&usbhid->wait);
+ usb_autopm_put_interface_async(usbhid->intf);
}
+ wake_up(&usbhid->wait);
}
return kicked;
}
@@ -215,6 +223,7 @@ static int usbhid_restart_ctrl_queue(struct usbhid_device *usbhid)
{
struct hid_device *hid = usb_get_intfdata(usbhid->intf);
int kicked;
+ int r;
WARN_ON(hid == NULL);
if (!hid)
@@ -222,10 +231,17 @@ static int usbhid_restart_ctrl_queue(struct usbhid_device *usbhid)
if ((kicked = (usbhid->ctrlhead != usbhid->ctrltail))) {
dbg("Kicking head %d tail %d", usbhid->ctrlhead, usbhid->ctrltail);
+
+ r = usb_autopm_get_interface_async(usbhid->intf);
+ if (r < 0)
+ return r;
+ /* Asynchronously flush queue. */
+ set_bit(HID_CTRL_RUNNING, &usbhid->iofl);
if (hid_submit_ctrl(hid)) {
clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
- wake_up(&usbhid->wait);
+ usb_autopm_put_interface_async(usbhid->intf);
}
+ wake_up(&usbhid->wait);
}
return kicked;
}
@@ -304,30 +320,21 @@ static int hid_submit_out(struct hid_device *hid)
report = usbhid->out[usbhid->outtail].report;
raw_report = usbhid->out[usbhid->outtail].raw_report;
- r = usb_autopm_get_interface_async(usbhid->intf);
- if (r < 0)
- return -1;
-
- /*
- * if the device hasn't been woken, we leave the output
- * to resume()
- */
- if (!test_bit(HID_REPORTED_IDLE, &usbhid->iofl)) {
- usbhid->urbout->transfer_buffer_length = ((report->size - 1) >> 3) + 1 + (report->id > 0);
- usbhid->urbout->dev = hid_to_usb_dev(hid);
- memcpy(usbhid->outbuf, raw_report, usbhid->urbout->transfer_buffer_length);
- kfree(raw_report);
+ usbhid->urbout->transfer_buffer_length = ((report->size - 1) >> 3) +
+ 1 + (report->id > 0);
+ usbhid->urbout->dev = hid_to_usb_dev(hid);
+ memcpy(usbhid->outbuf, raw_report,
+ usbhid->urbout->transfer_buffer_length);
+ kfree(raw_report);
- dbg_hid("submitting out urb\n");
+ dbg_hid("submitting out urb\n");
- if (usb_submit_urb(usbhid->urbout, GFP_ATOMIC)) {
- hid_err(hid, "usb_submit_urb(out) failed\n");
- usb_autopm_put_interface_async(usbhid->intf);
- return -1;
- }
- usbhid->last_out = jiffies;
+ r = usb_submit_urb(usbhid->urbout, GFP_ATOMIC);
+ if (r < 0) {
+ hid_err(hid, "usb_submit_urb(out) failed: %d\n", r);
+ return r;
}
-
+ usbhid->last_out = jiffies;
return 0;
}
@@ -343,50 +350,48 @@ static int hid_submit_ctrl(struct hid_device *hid)
raw_report = usbhid->ctrl[usbhid->ctrltail].raw_report;
dir = usbhid->ctrl[usbhid->ctrltail].dir;
- r = usb_autopm_get_interface_async(usbhid->intf);
- if (r < 0)
- return -1;
- if (!test_bit(HID_REPORTED_IDLE, &usbhid->iofl)) {
- len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
- if (dir == USB_DIR_OUT) {
- usbhid->urbctrl->pipe = usb_sndctrlpipe(hid_to_usb_dev(hid), 0);
- usbhid->urbctrl->transfer_buffer_length = len;
- memcpy(usbhid->ctrlbuf, raw_report, len);
- kfree(raw_report);
- } else {
- int maxpacket, padlen;
-
- usbhid->urbctrl->pipe = usb_rcvctrlpipe(hid_to_usb_dev(hid), 0);
- maxpacket = usb_maxpacket(hid_to_usb_dev(hid), usbhid->urbctrl->pipe, 0);
- if (maxpacket > 0) {
- padlen = DIV_ROUND_UP(len, maxpacket);
- padlen *= maxpacket;
- if (padlen > usbhid->bufsize)
- padlen = usbhid->bufsize;
- } else
- padlen = 0;
- usbhid->urbctrl->transfer_buffer_length = padlen;
- }
- usbhid->urbctrl->dev = hid_to_usb_dev(hid);
-
- usbhid->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE | dir;
- usbhid->cr->bRequest = (dir == USB_DIR_OUT) ? HID_REQ_SET_REPORT : HID_REQ_GET_REPORT;
- usbhid->cr->wValue = cpu_to_le16(((report->type + 1) << 8) | report->id);
- usbhid->cr->wIndex = cpu_to_le16(usbhid->ifnum);
- usbhid->cr->wLength = cpu_to_le16(len);
-
- dbg_hid("submitting ctrl urb: %s wValue=0x%04x wIndex=0x%04x wLength=%u\n",
- usbhid->cr->bRequest == HID_REQ_SET_REPORT ? "Set_Report" : "Get_Report",
- usbhid->cr->wValue, usbhid->cr->wIndex, usbhid->cr->wLength);
-
- if (usb_submit_urb(usbhid->urbctrl, GFP_ATOMIC)) {
- usb_autopm_put_interface_async(usbhid->intf);
- hid_err(hid, "usb_submit_urb(ctrl) failed\n");
- return -1;
- }
- usbhid->last_ctrl = jiffies;
+ len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
+ if (dir == USB_DIR_OUT) {
+ usbhid->urbctrl->pipe = usb_sndctrlpipe(hid_to_usb_dev(hid), 0);
+ usbhid->urbctrl->transfer_buffer_length = len;
+ memcpy(usbhid->ctrlbuf, raw_report, len);
+ kfree(raw_report);
+ } else {
+ int maxpacket, padlen;
+
+ usbhid->urbctrl->pipe = usb_rcvctrlpipe(hid_to_usb_dev(hid), 0);
+ maxpacket = usb_maxpacket(hid_to_usb_dev(hid),
+ usbhid->urbctrl->pipe, 0);
+ if (maxpacket > 0) {
+ padlen = DIV_ROUND_UP(len, maxpacket);
+ padlen *= maxpacket;
+ if (padlen > usbhid->bufsize)
+ padlen = usbhid->bufsize;
+ } else
+ padlen = 0;
+ usbhid->urbctrl->transfer_buffer_length = padlen;
}
-
+ usbhid->urbctrl->dev = hid_to_usb_dev(hid);
+
+ usbhid->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE | dir;
+ usbhid->cr->bRequest = (dir == USB_DIR_OUT) ? HID_REQ_SET_REPORT :
+ HID_REQ_GET_REPORT;
+ usbhid->cr->wValue = cpu_to_le16(((report->type + 1) << 8) |
+ report->id);
+ usbhid->cr->wIndex = cpu_to_le16(usbhid->ifnum);
+ usbhid->cr->wLength = cpu_to_le16(len);
+
+ dbg_hid("submitting ctrl urb: %s wValue=0x%04x wIndex=0x%04x wLength=%u\n",
+ usbhid->cr->bRequest == HID_REQ_SET_REPORT ? "Set_Report" :
+ "Get_Report",
+ usbhid->cr->wValue, usbhid->cr->wIndex, usbhid->cr->wLength);
+
+ r = usb_submit_urb(usbhid->urbctrl, GFP_ATOMIC);
+ if (r < 0) {
+ hid_err(hid, "usb_submit_urb(ctrl) failed: %d\n", r);
+ return r;
+ }
+ usbhid->last_ctrl = jiffies;
return 0;
}
@@ -423,11 +428,8 @@ static void hid_irq_out(struct urb *urb)
else
usbhid->outtail = (usbhid->outtail + 1) & (HID_OUTPUT_FIFO_SIZE - 1);
- if (usbhid->outhead != usbhid->outtail) {
- if (hid_submit_out(hid)) {
- clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
- wake_up(&usbhid->wait);
- }
+ if (usbhid->outhead != usbhid->outtail && !hid_submit_out(hid)) {
+ /* Successfully submitted next urb in queue */
spin_unlock_irqrestore(&usbhid->lock, flags);
return;
}
@@ -474,13 +476,9 @@ static void hid_ctrl(struct urb *urb)
else
usbhid->ctrltail = (usbhid->ctrltail + 1) & (HID_CONTROL_FIFO_SIZE - 1);
- if (usbhid->ctrlhead != usbhid->ctrltail) {
- if (hid_submit_ctrl(hid)) {
- clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
- wake_up(&usbhid->wait);
- }
+ if (usbhid->ctrlhead != usbhid->ctrltail && !hid_submit_ctrl(hid)) {
+ /* Successfully submitted next urb in queue */
spin_unlock(&usbhid->lock);
- usb_autopm_put_interface_async(usbhid->intf);
return;
}
@@ -515,9 +513,23 @@ static void __usbhid_submit_report(struct hid_device *hid, struct hid_report *re
usbhid->out[usbhid->outhead].report = report;
usbhid->outhead = head;
+ /* Try to awake from autosuspend... */
+ if (usb_autopm_get_interface_async(usbhid->intf) < 0)
+ return;
+
+ /*
+ * But if still suspended, leave urb enqueued, don't submit.
+ * Submission will occur if/when resume() drains the queue.
+ */
+ if (test_bit(HID_REPORTED_IDLE, &usbhid->iofl))
+ return;
+
if (!test_and_set_bit(HID_OUT_RUNNING, &usbhid->iofl)) {
- if (hid_submit_out(hid))
+ if (hid_submit_out(hid)) {
clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
+ usb_autopm_put_interface_async(usbhid->intf);
+ }
+ wake_up(&usbhid->wait);
} else {
/*
* the queue is known to run
@@ -549,9 +561,23 @@ static void __usbhid_submit_report(struct hid_device *hid, struct hid_report *re
usbhid->ctrl[usbhid->ctrlhead].dir = dir;
usbhid->ctrlhead = head;
+ /* Try to awake from autosuspend... */
+ if (usb_autopm_get_interface_async(usbhid->intf) < 0)
+ return;
+
+ /*
+ * If already suspended, leave urb enqueued, but don't submit.
+ * Submission will occur if/when resume() drains the queue.
+ */
+ if (test_bit(HID_REPORTED_IDLE, &usbhid->iofl))
+ return;
+
if (!test_and_set_bit(HID_CTRL_RUNNING, &usbhid->iofl)) {
- if (hid_submit_ctrl(hid))
+ if (hid_submit_ctrl(hid)) {
clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
+ usb_autopm_put_interface_async(usbhid->intf);
+ }
+ wake_up(&usbhid->wait);
} else {
/*
* the queue is known to run
@@ -576,6 +602,30 @@ void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, uns
}
EXPORT_SYMBOL_GPL(usbhid_submit_report);
+/* Workqueue routine to send requests to change LEDs */
+static void hid_led(struct work_struct *work)
+{
+ struct usbhid_device *usbhid =
+ container_of(work, struct usbhid_device, led_work);
+ struct hid_device *hid = usbhid->hid;
+ struct hid_field *field;
+ unsigned long flags;
+
+ field = hidinput_get_led_field(hid);
+ if (!field) {
+ hid_warn(hid, "LED event field not found\n");
+ return;
+ }
+
+ spin_lock_irqsave(&usbhid->lock, flags);
+ if (!test_bit(HID_DISCONNECTED, &usbhid->iofl)) {
+ usbhid->ledcount = hidinput_count_leds(hid);
+ hid_dbg(usbhid->hid, "New ledcount = %u\n", usbhid->ledcount);
+ __usbhid_submit_report(hid, field->report, USB_DIR_OUT);
+ }
+ spin_unlock_irqrestore(&usbhid->lock, flags);
+}
+
static int usb_hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
{
struct hid_device *hid = input_get_drvdata(dev);
@@ -595,17 +645,15 @@ static int usb_hidinput_input_event(struct input_dev *dev, unsigned int type, un
return -1;
}
+ spin_lock_irqsave(&usbhid->lock, flags);
hid_set_field(field, offset, value);
- if (value) {
- spin_lock_irqsave(&usbhid->lock, flags);
- usbhid->ledcount++;
- spin_unlock_irqrestore(&usbhid->lock, flags);
- } else {
- spin_lock_irqsave(&usbhid->lock, flags);
- usbhid->ledcount--;
- spin_unlock_irqrestore(&usbhid->lock, flags);
- }
- usbhid_submit_report(hid, field->report, USB_DIR_OUT);
+ spin_unlock_irqrestore(&usbhid->lock, flags);
+
+ /*
+ * Defer performing requested LED action.
+ * This is more likely gather all LED changes into a single URB.
+ */
+ schedule_work(&usbhid->led_work);
return 0;
}
@@ -1100,7 +1148,7 @@ static void usbhid_stop(struct hid_device *hid)
return;
clear_bit(HID_STARTED, &usbhid->iofl);
- spin_lock_irq(&usbhid->lock); /* Sync with error handler */
+ spin_lock_irq(&usbhid->lock); /* Sync with error and led handlers */
set_bit(HID_DISCONNECTED, &usbhid->iofl);
spin_unlock_irq(&usbhid->lock);
usb_kill_urb(usbhid->urbin);
@@ -1234,6 +1282,8 @@ static int usbhid_probe(struct usb_interface *intf, const struct usb_device_id *
setup_timer(&usbhid->io_retry, hid_retry_timeout, (unsigned long) hid);
spin_lock_init(&usbhid->lock);
+ INIT_WORK(&usbhid->led_work, hid_led);
+
ret = hid_add_device(hid);
if (ret) {
if (ret != -ENODEV)
@@ -1266,6 +1316,7 @@ static void hid_cancel_delayed_stuff(struct usbhid_device *usbhid)
{
del_timer_sync(&usbhid->io_retry);
cancel_work_sync(&usbhid->reset_work);
+ cancel_work_sync(&usbhid->led_work);
}
static void hid_cease_io(struct usbhid_device *usbhid)
@@ -1367,16 +1418,6 @@ static int hid_suspend(struct usb_interface *intf, pm_message_t message)
return -EIO;
}
- if (!ignoreled && PMSG_IS_AUTO(message)) {
- spin_lock_irq(&usbhid->lock);
- if (test_bit(HID_LED_ON, &usbhid->iofl)) {
- spin_unlock_irq(&usbhid->lock);
- usbhid_mark_busy(usbhid);
- return -EBUSY;
- }
- spin_unlock_irq(&usbhid->lock);
- }
-
hid_cancel_delayed_stuff(usbhid);
hid_cease_io(usbhid);
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 5028d60a22a1..c831af937481 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -47,6 +47,7 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_AFATECH, USB_DEVICE_ID_AFATECH_AF9016, HID_QUIRK_FULLSPEED_INTERVAL },
+ { USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_ETURBOTOUCH, USB_DEVICE_ID_ETURBOTOUCH, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_GREENASIA, USB_DEVICE_ID_GREENASIA_DUAL_USB_JOYPAD, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_PANTHERLORD, USB_DEVICE_ID_PANTHERLORD_TWIN_USB_JOYSTICK, HID_QUIRK_MULTI_INPUT | HID_QUIRK_SKIP_OUTPUT_REPORTS },
@@ -67,6 +68,9 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_AXIS_295, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2700, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN, HID_QUIRK_NO_INIT_REPORTS },
+ { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1, HID_QUIRK_NO_INIT_REPORTS },
+ { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_PRODIGE, USB_DEVICE_ID_PRODIGE_CORDLESS, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET },
diff --git a/drivers/hid/usbhid/usbhid.h b/drivers/hid/usbhid/usbhid.h
index 1673cac93d77..cb8f703efde5 100644
--- a/drivers/hid/usbhid/usbhid.h
+++ b/drivers/hid/usbhid/usbhid.h
@@ -55,7 +55,6 @@ struct usb_interface *usbhid_find_interface(int minor);
#define HID_STARTED 8
#define HID_REPORTED_IDLE 9
#define HID_KEYS_PRESSED 10
-#define HID_LED_ON 11
/*
* USB-specific HID struct, to be pointed to
@@ -97,6 +96,8 @@ struct usbhid_device {
struct work_struct reset_work; /* Task context for resets */
wait_queue_head_t wait; /* For sleeping */
int ledcount; /* counting the number of active leds */
+
+ struct work_struct led_work; /* Task context for setting LEDs */
};
#define hid_to_usb_dev(hid_dev) \
diff --git a/drivers/hid/usbhid/usbkbd.c b/drivers/hid/usbhid/usbkbd.c
index 065817329f03..a7b925aeaf2e 100644
--- a/drivers/hid/usbhid/usbkbd.c
+++ b/drivers/hid/usbhid/usbkbd.c
@@ -64,6 +64,32 @@ static const unsigned char usb_kbd_keycode[256] = {
150,158,159,128,136,177,178,176,142,152,173,140
};
+
+/**
+ * struct usb_kbd - state of each attached keyboard
+ * @dev: input device associated with this keyboard
+ * @usbdev: usb device associated with this keyboard
+ * @old: data received in the past from the @irq URB representing which
+ * keys were pressed. By comparing with the current list of keys
+ * that are pressed, we are able to see key releases.
+ * @irq: URB for receiving a list of keys that are pressed when a
+ * new key is pressed or a key that was pressed is released.
+ * @led: URB for sending LEDs (e.g. numlock, ...)
+ * @newleds: data that will be sent with the @led URB representing which LEDs
+ should be on
+ * @name: Name of the keyboard. @dev's name field points to this buffer
+ * @phys: Physical path of the keyboard. @dev's phys field points to this
+ * buffer
+ * @new: Buffer for the @irq URB
+ * @cr: Control request for @led URB
+ * @leds: Buffer for the @led URB
+ * @new_dma: DMA address for @irq URB
+ * @leds_dma: DMA address for @led URB
+ * @leds_lock: spinlock that protects @leds, @newleds, and @led_urb_submitted
+ * @led_urb_submitted: indicates whether @led is in progress, i.e. it has been
+ * submitted and its completion handler has not returned yet
+ * without resubmitting @led
+ */
struct usb_kbd {
struct input_dev *dev;
struct usb_device *usbdev;
@@ -78,6 +104,10 @@ struct usb_kbd {
unsigned char *leds;
dma_addr_t new_dma;
dma_addr_t leds_dma;
+
+ spinlock_t leds_lock;
+ bool led_urb_submitted;
+
};
static void usb_kbd_irq(struct urb *urb)
@@ -136,44 +166,66 @@ resubmit:
static int usb_kbd_event(struct input_dev *dev, unsigned int type,
unsigned int code, int value)
{
+ unsigned long flags;
struct usb_kbd *kbd = input_get_drvdata(dev);
if (type != EV_LED)
return -1;
+ spin_lock_irqsave(&kbd->leds_lock, flags);
kbd->newleds = (!!test_bit(LED_KANA, dev->led) << 3) | (!!test_bit(LED_COMPOSE, dev->led) << 3) |
(!!test_bit(LED_SCROLLL, dev->led) << 2) | (!!test_bit(LED_CAPSL, dev->led) << 1) |
(!!test_bit(LED_NUML, dev->led));
- if (kbd->led->status == -EINPROGRESS)
+ if (kbd->led_urb_submitted){
+ spin_unlock_irqrestore(&kbd->leds_lock, flags);
return 0;
+ }
- if (*(kbd->leds) == kbd->newleds)
+ if (*(kbd->leds) == kbd->newleds){
+ spin_unlock_irqrestore(&kbd->leds_lock, flags);
return 0;
+ }
*(kbd->leds) = kbd->newleds;
+
kbd->led->dev = kbd->usbdev;
if (usb_submit_urb(kbd->led, GFP_ATOMIC))
pr_err("usb_submit_urb(leds) failed\n");
-
+ else
+ kbd->led_urb_submitted = true;
+
+ spin_unlock_irqrestore(&kbd->leds_lock, flags);
+
return 0;
}
static void usb_kbd_led(struct urb *urb)
{
+ unsigned long flags;
struct usb_kbd *kbd = urb->context;
if (urb->status)
hid_warn(urb->dev, "led urb status %d received\n",
urb->status);
- if (*(kbd->leds) == kbd->newleds)
+ spin_lock_irqsave(&kbd->leds_lock, flags);
+
+ if (*(kbd->leds) == kbd->newleds){
+ kbd->led_urb_submitted = false;
+ spin_unlock_irqrestore(&kbd->leds_lock, flags);
return;
+ }
*(kbd->leds) = kbd->newleds;
+
kbd->led->dev = kbd->usbdev;
- if (usb_submit_urb(kbd->led, GFP_ATOMIC))
+ if (usb_submit_urb(kbd->led, GFP_ATOMIC)){
hid_err(urb->dev, "usb_submit_urb(leds) failed\n");
+ kbd->led_urb_submitted = false;
+ }
+ spin_unlock_irqrestore(&kbd->leds_lock, flags);
+
}
static int usb_kbd_open(struct input_dev *dev)
@@ -252,6 +304,7 @@ static int usb_kbd_probe(struct usb_interface *iface,
kbd->usbdev = dev;
kbd->dev = input_dev;
+ spin_lock_init(&kbd->leds_lock);
if (dev->manufacturer)
strlcpy(kbd->name, dev->manufacturer, sizeof(kbd->name));
@@ -334,6 +387,7 @@ static void usb_kbd_disconnect(struct usb_interface *intf)
if (kbd) {
usb_kill_urb(kbd->irq);
input_unregister_device(kbd->dev);
+ usb_kill_urb(kbd->led);
usb_kbd_free_mem(interface_to_usbdev(intf), kbd);
kfree(kbd);
}
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