diff --git a/Documentation/input/multi-touch-protocol.txt b/Documentation/input/multi-touch-protocol.txt index 8490480ce432..c0fc1c75fd88 100644 --- a/Documentation/input/multi-touch-protocol.txt +++ b/Documentation/input/multi-touch-protocol.txt @@ -68,6 +68,22 @@ like: SYN_MT_REPORT SYN_REPORT +Here is the sequence after lifting one of the fingers: + + ABS_MT_POSITION_X + ABS_MT_POSITION_Y + SYN_MT_REPORT + SYN_REPORT + +And here is the sequence after lifting the remaining finger: + + SYN_MT_REPORT + SYN_REPORT + +If the driver reports one of BTN_TOUCH or ABS_PRESSURE in addition to the +ABS_MT events, the last SYN_MT_REPORT event may be omitted. Otherwise, the +last SYN_REPORT will be dropped by the input core, resulting in no +zero-finger event reaching userland. Event Semantics --------------- @@ -217,11 +233,6 @@ where examples can be found. difference between the contact position and the approaching tool position could be used to derive tilt. [2] The list can of course be extended. -[3] The multi-touch X driver is currently in the prototyping stage. At the -time of writing (April 2009), the MT protocol is not yet merged, and the -prototype implements finger matching, basic mouse support and two-finger -scrolling. The project aims at improving the quality of current multi-touch -functionality available in the Synaptics X driver, and in addition -implement more advanced gestures. +[3] Multitouch X driver project: http://bitmath.org/code/multitouch/. [4] See the section on event computation. [5] See the section on finger tracking. diff --git a/drivers/input/input.c b/drivers/input/input.c index afd4e2b7658c..9c79bd56b51a 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -660,7 +660,14 @@ static int input_default_setkeycode(struct input_dev *dev, int input_get_keycode(struct input_dev *dev, unsigned int scancode, unsigned int *keycode) { - return dev->getkeycode(dev, scancode, keycode); + unsigned long flags; + int retval; + + spin_lock_irqsave(&dev->event_lock, flags); + retval = dev->getkeycode(dev, scancode, keycode); + spin_unlock_irqrestore(&dev->event_lock, flags); + + return retval; } EXPORT_SYMBOL(input_get_keycode); diff --git a/drivers/input/keyboard/matrix_keypad.c b/drivers/input/keyboard/matrix_keypad.c index ffc25cfcef7a..b443e088fd3c 100644 --- a/drivers/input/keyboard/matrix_keypad.c +++ b/drivers/input/keyboard/matrix_keypad.c @@ -374,7 +374,9 @@ static int __devinit matrix_keypad_probe(struct platform_device *pdev) input_dev->name = pdev->name; input_dev->id.bustype = BUS_HOST; input_dev->dev.parent = &pdev->dev; - input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); + input_dev->evbit[0] = BIT_MASK(EV_KEY); + if (!pdata->no_autorepeat) + input_dev->evbit[0] |= BIT_MASK(EV_REP); input_dev->open = matrix_keypad_start; input_dev->close = matrix_keypad_stop; diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index 99d58764ef03..0d22cb9ce42e 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -64,6 +64,7 @@ static const struct alps_model_info alps_model_data[] = { { { 0x62, 0x02, 0x14 }, 0xcf, 0xcf, ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED }, { { 0x73, 0x02, 0x50 }, 0xcf, 0xcf, ALPS_FOUR_BUTTONS }, /* Dell Vostro 1400 */ + { { 0x73, 0x02, 0x64 }, 0xf8, 0xf8, 0 }, /* HP Pavilion dm3 */ { { 0x52, 0x01, 0x14 }, 0xff, 0xff, ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED }, /* Toshiba Tecra A11-11L */ }; diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c index 4f8fe0886b2a..b89879bd860f 100644 --- a/drivers/input/mouse/bcm5974.c +++ b/drivers/input/mouse/bcm5974.c @@ -803,7 +803,6 @@ static struct usb_driver bcm5974_driver = { .disconnect = bcm5974_disconnect, .suspend = bcm5974_suspend, .resume = bcm5974_resume, - .reset_resume = bcm5974_resume, .id_table = bcm5974_table, .supports_autosuspend = 1, }; diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index 577688b5b951..6440a8f55686 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -39,7 +39,7 @@ MODULE_PARM_DESC(noaux, "Do not probe or use AUX (mouse) port."); static bool i8042_nomux; module_param_named(nomux, i8042_nomux, bool, 0); -MODULE_PARM_DESC(nomux, "Do not check whether an active multiplexing conrtoller is present."); +MODULE_PARM_DESC(nomux, "Do not check whether an active multiplexing controller is present."); static bool i8042_unlock; module_param_named(unlock, i8042_unlock, bool, 0); diff --git a/drivers/input/sparse-keymap.c b/drivers/input/sparse-keymap.c index 82ae18d29685..014248344763 100644 --- a/drivers/input/sparse-keymap.c +++ b/drivers/input/sparse-keymap.c @@ -68,12 +68,14 @@ static int sparse_keymap_getkeycode(struct input_dev *dev, unsigned int scancode, unsigned int *keycode) { - const struct key_entry *key = - sparse_keymap_entry_from_scancode(dev, scancode); + const struct key_entry *key; - if (key && key->type == KE_KEY) { - *keycode = key->keycode; - return 0; + if (dev->keycode) { + key = sparse_keymap_entry_from_scancode(dev, scancode); + if (key && key->type == KE_KEY) { + *keycode = key->keycode; + return 0; + } } return -EINVAL; @@ -86,17 +88,16 @@ static int sparse_keymap_setkeycode(struct input_dev *dev, struct key_entry *key; int old_keycode; - if (keycode < 0 || keycode > KEY_MAX) - return -EINVAL; - - key = sparse_keymap_entry_from_scancode(dev, scancode); - if (key && key->type == KE_KEY) { - old_keycode = key->keycode; - key->keycode = keycode; - set_bit(keycode, dev->keybit); - if (!sparse_keymap_entry_from_keycode(dev, old_keycode)) - clear_bit(old_keycode, dev->keybit); - return 0; + if (dev->keycode) { + key = sparse_keymap_entry_from_scancode(dev, scancode); + if (key && key->type == KE_KEY) { + old_keycode = key->keycode; + key->keycode = keycode; + set_bit(keycode, dev->keybit); + if (!sparse_keymap_entry_from_keycode(dev, old_keycode)) + clear_bit(old_keycode, dev->keybit); + return 0; + } } return -EINVAL; @@ -164,7 +165,7 @@ int sparse_keymap_setup(struct input_dev *dev, return 0; err_out: - kfree(keymap); + kfree(map); return error; } @@ -176,14 +177,27 @@ EXPORT_SYMBOL(sparse_keymap_setup); * * This function is used to free memory allocated by sparse keymap * in an input device that was set up by sparse_keymap_setup(). + * NOTE: It is safe to cal this function while input device is + * still registered (however the drivers should care not to try to + * use freed keymap and thus have to shut off interrups/polling + * before freeing the keymap). */ void sparse_keymap_free(struct input_dev *dev) { + unsigned long flags; + + /* + * Take event lock to prevent racing with input_get_keycode() + * and input_set_keycode() if we are called while input device + * is still registered. + */ + spin_lock_irqsave(&dev->event_lock, flags); + kfree(dev->keycode); dev->keycode = NULL; dev->keycodemax = 0; - dev->getkeycode = NULL; - dev->setkeycode = NULL; + + spin_unlock_irqrestore(&dev->event_lock, flags); } EXPORT_SYMBOL(sparse_keymap_free); diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index 8b5d2873f0c4..f46502589e4e 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -673,13 +673,15 @@ static int wacom_resume(struct usb_interface *intf) int rv; mutex_lock(&wacom->lock); - if (wacom->open) { + + /* switch to wacom mode first */ + wacom_query_tablet_data(intf, features); + + if (wacom->open) rv = usb_submit_urb(wacom->irq, GFP_NOIO); - /* switch to wacom mode if needed */ - if (!wacom_retrieve_hid_descriptor(intf, features)) - wacom_query_tablet_data(intf, features); - } else + else rv = 0; + mutex_unlock(&wacom->lock); return rv; diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index b3ba3437a2eb..4a852d815c68 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -155,19 +155,19 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo) { struct wacom_features *features = &wacom->features; unsigned char *data = wacom->data; - int x, y, prox; - int rw = 0; - int retval = 0; + int x, y, rw; + static int penData = 0; if (data[0] != WACOM_REPORT_PENABLED) { dbg("wacom_graphire_irq: received unknown report #%d", data[0]); - goto exit; + return 0; } - prox = data[1] & 0x80; - if (prox || wacom->id[0]) { - if (prox) { - switch ((data[1] >> 5) & 3) { + if (data[1] & 0x80) { + /* in prox and not a pad data */ + penData = 1; + + switch ((data[1] >> 5) & 3) { case 0: /* Pen */ wacom->tool[0] = BTN_TOOL_PEN; @@ -181,13 +181,23 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo) case 2: /* Mouse with wheel */ wacom_report_key(wcombo, BTN_MIDDLE, data[1] & 0x04); + if (features->type == WACOM_G4 || features->type == WACOM_MO) { + rw = data[7] & 0x04 ? (data[7] & 0x03)-4 : (data[7] & 0x03); + wacom_report_rel(wcombo, REL_WHEEL, -rw); + } else + wacom_report_rel(wcombo, REL_WHEEL, -(signed char) data[6]); /* fall through */ case 3: /* Mouse without wheel */ wacom->tool[0] = BTN_TOOL_MOUSE; wacom->id[0] = CURSOR_DEVICE_ID; + wacom_report_key(wcombo, BTN_LEFT, data[1] & 0x01); + wacom_report_key(wcombo, BTN_RIGHT, data[1] & 0x02); + if (features->type == WACOM_G4 || features->type == WACOM_MO) + wacom_report_abs(wcombo, ABS_DISTANCE, data[6] & 0x3f); + else + wacom_report_abs(wcombo, ABS_DISTANCE, data[7] & 0x3f); break; - } } x = wacom_le16_to_cpu(&data[2]); y = wacom_le16_to_cpu(&data[4]); @@ -198,32 +208,36 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo) wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x01); wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02); wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x04); - } else { - wacom_report_key(wcombo, BTN_LEFT, data[1] & 0x01); - wacom_report_key(wcombo, BTN_RIGHT, data[1] & 0x02); - if (features->type == WACOM_G4 || - features->type == WACOM_MO) { - wacom_report_abs(wcombo, ABS_DISTANCE, data[6] & 0x3f); - rw = (signed)(data[7] & 0x04) - (data[7] & 0x03); - } else { - wacom_report_abs(wcombo, ABS_DISTANCE, data[7] & 0x3f); - rw = -(signed)data[6]; - } - wacom_report_rel(wcombo, REL_WHEEL, rw); } - - if (!prox) - wacom->id[0] = 0; wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */ - wacom_report_key(wcombo, wacom->tool[0], prox); - wacom_input_sync(wcombo); /* sync last event */ + wacom_report_key(wcombo, wacom->tool[0], 1); + } else if (wacom->id[0]) { + wacom_report_abs(wcombo, ABS_X, 0); + wacom_report_abs(wcombo, ABS_Y, 0); + if (wacom->tool[0] == BTN_TOOL_MOUSE) { + wacom_report_key(wcombo, BTN_LEFT, 0); + wacom_report_key(wcombo, BTN_RIGHT, 0); + wacom_report_abs(wcombo, ABS_DISTANCE, 0); + } else { + wacom_report_abs(wcombo, ABS_PRESSURE, 0); + wacom_report_key(wcombo, BTN_TOUCH, 0); + wacom_report_key(wcombo, BTN_STYLUS, 0); + wacom_report_key(wcombo, BTN_STYLUS2, 0); + } + wacom->id[0] = 0; + wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */ + wacom_report_key(wcombo, wacom->tool[0], 0); } /* send pad data */ switch (features->type) { case WACOM_G4: - prox = data[7] & 0xf8; - if (prox || wacom->id[1]) { + if (data[7] & 0xf8) { + if (penData) { + wacom_input_sync(wcombo); /* sync last event */ + if (!wacom->id[0]) + penData = 0; + } wacom->id[1] = PAD_DEVICE_ID; wacom_report_key(wcombo, BTN_0, (data[7] & 0x40)); wacom_report_key(wcombo, BTN_4, (data[7] & 0x80)); @@ -231,16 +245,29 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo) wacom_report_rel(wcombo, REL_WHEEL, rw); wacom_report_key(wcombo, BTN_TOOL_FINGER, 0xf0); wacom_report_abs(wcombo, ABS_MISC, wacom->id[1]); - if (!prox) - wacom->id[1] = 0; - wacom_report_abs(wcombo, ABS_MISC, wacom->id[1]); + wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); + } else if (wacom->id[1]) { + if (penData) { + wacom_input_sync(wcombo); /* sync last event */ + if (!wacom->id[0]) + penData = 0; + } + wacom->id[1] = 0; + wacom_report_key(wcombo, BTN_0, (data[7] & 0x40)); + wacom_report_key(wcombo, BTN_4, (data[7] & 0x80)); + wacom_report_rel(wcombo, REL_WHEEL, 0); + wacom_report_key(wcombo, BTN_TOOL_FINGER, 0); + wacom_report_abs(wcombo, ABS_MISC, 0); wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); } - retval = 1; break; case WACOM_MO: - prox = (data[7] & 0xf8) || data[8]; - if (prox || wacom->id[1]) { + if ((data[7] & 0xf8) || (data[8] & 0xff)) { + if (penData) { + wacom_input_sync(wcombo); /* sync last event */ + if (!wacom->id[0]) + penData = 0; + } wacom->id[1] = PAD_DEVICE_ID; wacom_report_key(wcombo, BTN_0, (data[7] & 0x08)); wacom_report_key(wcombo, BTN_1, (data[7] & 0x20)); @@ -248,16 +275,27 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo) wacom_report_key(wcombo, BTN_5, (data[7] & 0x40)); wacom_report_abs(wcombo, ABS_WHEEL, (data[8] & 0x7f)); wacom_report_key(wcombo, BTN_TOOL_FINGER, 0xf0); - if (!prox) - wacom->id[1] = 0; wacom_report_abs(wcombo, ABS_MISC, wacom->id[1]); wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); + } else if (wacom->id[1]) { + if (penData) { + wacom_input_sync(wcombo); /* sync last event */ + if (!wacom->id[0]) + penData = 0; + } + wacom->id[1] = 0; + wacom_report_key(wcombo, BTN_0, (data[7] & 0x08)); + wacom_report_key(wcombo, BTN_1, (data[7] & 0x20)); + wacom_report_key(wcombo, BTN_4, (data[7] & 0x10)); + wacom_report_key(wcombo, BTN_5, (data[7] & 0x40)); + wacom_report_abs(wcombo, ABS_WHEEL, (data[8] & 0x7f)); + wacom_report_key(wcombo, BTN_TOOL_FINGER, 0); + wacom_report_abs(wcombo, ABS_MISC, 0); + wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0); } - retval = 1; break; } -exit: - return retval; + return 1; } static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo) @@ -598,9 +636,9 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo) static void wacom_tpc_finger_in(struct wacom_wac *wacom, void *wcombo, char *data, int idx) { wacom_report_abs(wcombo, ABS_X, - data[2 + idx * 2] | ((data[3 + idx * 2] & 0x7f) << 8)); + (data[2 + idx * 2] & 0xff) | ((data[3 + idx * 2] & 0x7f) << 8)); wacom_report_abs(wcombo, ABS_Y, - data[6 + idx * 2] | ((data[7 + idx * 2] & 0x7f) << 8)); + (data[6 + idx * 2] & 0xff) | ((data[7 + idx * 2] & 0x7f) << 8)); wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); wacom_report_key(wcombo, wacom->tool[idx], 1); if (idx) @@ -744,24 +782,31 @@ static int wacom_tpc_irq(struct wacom_wac *wacom, void *wcombo) touchInProx = 0; - if (!wacom->id[0]) { /* first in prox */ - /* Going into proximity select tool */ - wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; - if (wacom->tool[0] == BTN_TOOL_PEN) - wacom->id[0] = STYLUS_DEVICE_ID; - else - wacom->id[0] = ERASER_DEVICE_ID; - } - wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02); - wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x10); - wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2])); - wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4])); - pressure = ((data[7] & 0x01) << 8) | data[6]; - if (pressure < 0) - pressure = features->pressure_max + pressure + 1; - wacom_report_abs(wcombo, ABS_PRESSURE, pressure); - wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x05); - if (!prox) { /* out-prox */ + if (prox) { /* in prox */ + if (!wacom->id[0]) { + /* Going into proximity select tool */ + wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; + if (wacom->tool[0] == BTN_TOOL_PEN) + wacom->id[0] = STYLUS_DEVICE_ID; + else + wacom->id[0] = ERASER_DEVICE_ID; + } + wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02); + wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x10); + wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2])); + wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4])); + pressure = ((data[7] & 0x01) << 8) | data[6]; + if (pressure < 0) + pressure = features->pressure_max + pressure + 1; + wacom_report_abs(wcombo, ABS_PRESSURE, pressure); + wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x05); + } else { + wacom_report_abs(wcombo, ABS_X, 0); + wacom_report_abs(wcombo, ABS_Y, 0); + wacom_report_abs(wcombo, ABS_PRESSURE, 0); + wacom_report_key(wcombo, BTN_STYLUS, 0); + wacom_report_key(wcombo, BTN_STYLUS2, 0); + wacom_report_key(wcombo, BTN_TOUCH, 0); wacom->id[0] = 0; /* pen is out so touch can be enabled now */ touchInProx = 1; diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h index 3bd018baae20..c964cd7f436a 100644 --- a/include/linux/input/matrix_keypad.h +++ b/include/linux/input/matrix_keypad.h @@ -44,6 +44,7 @@ struct matrix_keymap_data { * @active_low: gpio polarity * @wakeup: controls whether the device should be set up as wakeup * source + * @no_autorepeat: disable key autorepeat * * This structure represents platform-specific data that use used by * matrix_keypad driver to perform proper initialization. @@ -64,6 +65,7 @@ struct matrix_keypad_platform_data { bool active_low; bool wakeup; + bool no_autorepeat; }; /**