diff options
Diffstat (limited to 'drivers/input')
64 files changed, 3451 insertions, 1974 deletions
diff --git a/drivers/input/Kconfig b/drivers/input/Kconfig index 1903c0f5b925..23e82e46656d 100644 --- a/drivers/input/Kconfig +++ b/drivers/input/Kconfig @@ -161,16 +161,6 @@ config INPUT_APMPOWER To compile this driver as a module, choose M here: the module will be called apm-power. -config XEN_KBDDEV_FRONTEND - tristate "Xen virtual keyboard and mouse support" - depends on XEN_FBDEV_FRONTEND - default y - select XEN_XENBUS_FRONTEND - help - This driver implements the front-end of the Xen virtual - keyboard and mouse device driver. It communicates with a back-end - in another domain. - comment "Input Device Drivers" source "drivers/input/keyboard/Kconfig" diff --git a/drivers/input/Makefile b/drivers/input/Makefile index 09614ce74961..0c789490e0b3 100644 --- a/drivers/input/Makefile +++ b/drivers/input/Makefile @@ -24,5 +24,3 @@ obj-$(CONFIG_INPUT_TOUCHSCREEN) += touchscreen/ obj-$(CONFIG_INPUT_MISC) += misc/ obj-$(CONFIG_INPUT_APMPOWER) += apm-power.o - -obj-$(CONFIG_XEN_KBDDEV_FRONTEND) += xen-kbdfront.o diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index c8471a2552e7..88d8e4cb419a 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -39,13 +39,13 @@ struct evdev { }; struct evdev_client { - int head; - int tail; + unsigned int head; + unsigned int tail; spinlock_t buffer_lock; /* protects access to buffer, head and tail */ struct fasync_struct *fasync; struct evdev *evdev; struct list_head node; - int bufsize; + unsigned int bufsize; struct input_event buffer[]; }; @@ -55,16 +55,25 @@ static DEFINE_MUTEX(evdev_table_mutex); static void evdev_pass_event(struct evdev_client *client, struct input_event *event) { - /* - * Interrupts are disabled, just acquire the lock. - * Make sure we don't leave with the client buffer - * "empty" by having client->head == client->tail. - */ + /* Interrupts are disabled, just acquire the lock. */ spin_lock(&client->buffer_lock); - do { - client->buffer[client->head++] = *event; - client->head &= client->bufsize - 1; - } while (client->head == client->tail); + + client->buffer[client->head++] = *event; + client->head &= client->bufsize - 1; + + if (unlikely(client->head == client->tail)) { + /* + * This effectively "drops" all unconsumed events, leaving + * EV_SYN/SYN_DROPPED plus the newest event in the queue. + */ + client->tail = (client->head - 2) & (client->bufsize - 1); + + client->buffer[client->tail].time = event->time; + client->buffer[client->tail].type = EV_SYN; + client->buffer[client->tail].code = SYN_DROPPED; + client->buffer[client->tail].value = 0; + } + spin_unlock(&client->buffer_lock); if (event->type == EV_SYN) @@ -321,6 +330,9 @@ static ssize_t evdev_write(struct file *file, const char __user *buffer, struct input_event event; int retval; + if (count < input_event_size()) + return -EINVAL; + retval = mutex_lock_interruptible(&evdev->mutex); if (retval) return retval; @@ -330,17 +342,16 @@ static ssize_t evdev_write(struct file *file, const char __user *buffer, goto out; } - while (retval < count) { - + do { if (input_event_from_user(buffer + retval, &event)) { retval = -EFAULT; goto out; } + retval += input_event_size(); input_inject_event(&evdev->handle, event.type, event.code, event.value); - retval += input_event_size(); - } + } while (retval + input_event_size() <= count); out: mutex_unlock(&evdev->mutex); diff --git a/drivers/input/input-polldev.c b/drivers/input/input-polldev.c index 0559e309bac9..3037842a60d8 100644 --- a/drivers/input/input-polldev.c +++ b/drivers/input/input-polldev.c @@ -192,7 +192,7 @@ static struct attribute_group input_polldev_attribute_group = { }; /** - * input_allocate_polled_device - allocated memory polled device + * input_allocate_polled_device - allocate memory for polled device * * The function allocates memory for a polled device and also * for an input device associated with this polled device. @@ -239,7 +239,7 @@ EXPORT_SYMBOL(input_free_polled_device); * with input layer. The device should be allocated with call to * input_allocate_polled_device(). Callers should also set up poll() * method and set up capabilities (id, name, phys, bits) of the - * corresponing input_dev structure. + * corresponding input_dev structure. */ int input_register_polled_device(struct input_polled_dev *dev) { diff --git a/drivers/input/input.c b/drivers/input/input.c index 11905b6a3023..ebbceedc92f4 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -791,22 +791,9 @@ int input_get_keycode(struct input_dev *dev, struct input_keymap_entry *ke) int retval; spin_lock_irqsave(&dev->event_lock, flags); - - if (dev->getkeycode) { - /* - * Support for legacy drivers, that don't implement the new - * ioctls - */ - u32 scancode = ke->index; - - memcpy(ke->scancode, &scancode, sizeof(scancode)); - ke->len = sizeof(scancode); - retval = dev->getkeycode(dev, scancode, &ke->keycode); - } else { - retval = dev->getkeycode_new(dev, ke); - } - + retval = dev->getkeycode(dev, ke); spin_unlock_irqrestore(&dev->event_lock, flags); + return retval; } EXPORT_SYMBOL(input_get_keycode); @@ -831,35 +818,7 @@ int input_set_keycode(struct input_dev *dev, spin_lock_irqsave(&dev->event_lock, flags); - if (dev->setkeycode) { - /* - * Support for legacy drivers, that don't implement the new - * ioctls - */ - unsigned int scancode; - - retval = input_scancode_to_scalar(ke, &scancode); - if (retval) - goto out; - - /* - * We need to know the old scancode, in order to generate a - * keyup effect, if the set operation happens successfully - */ - if (!dev->getkeycode) { - retval = -EINVAL; - goto out; - } - - retval = dev->getkeycode(dev, scancode, &old_keycode); - if (retval) - goto out; - - retval = dev->setkeycode(dev, scancode, ke->keycode); - } else { - retval = dev->setkeycode_new(dev, ke, &old_keycode); - } - + retval = dev->setkeycode(dev, ke, &old_keycode); if (retval) goto out; @@ -1787,6 +1746,42 @@ void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int } EXPORT_SYMBOL(input_set_capability); +static unsigned int input_estimate_events_per_packet(struct input_dev *dev) +{ + int mt_slots; + int i; + unsigned int events; + + if (dev->mtsize) { + mt_slots = dev->mtsize; + } else if (test_bit(ABS_MT_TRACKING_ID, dev->absbit)) { + mt_slots = dev->absinfo[ABS_MT_TRACKING_ID].maximum - + dev->absinfo[ABS_MT_TRACKING_ID].minimum + 1, + clamp(mt_slots, 2, 32); + } else if (test_bit(ABS_MT_POSITION_X, dev->absbit)) { + mt_slots = 2; + } else { + mt_slots = 0; + } + + events = mt_slots + 1; /* count SYN_MT_REPORT and SYN_REPORT */ + + for (i = 0; i < ABS_CNT; i++) { + if (test_bit(i, dev->absbit)) { + if (input_is_mt_axis(i)) + events += mt_slots; + else + events++; + } + } + + for (i = 0; i < REL_CNT; i++) + if (test_bit(i, dev->relbit)) + events++; + + return events; +} + #define INPUT_CLEANSE_BITMASK(dev, type, bits) \ do { \ if (!test_bit(EV_##type, dev->evbit)) \ @@ -1834,6 +1829,10 @@ int input_register_device(struct input_dev *dev) /* Make sure that bitmasks not mentioned in dev->evbit are clean. */ input_cleanse_bitmasks(dev); + if (!dev->hint_events_per_packet) + dev->hint_events_per_packet = + input_estimate_events_per_packet(dev); + /* * If delay and period are pre-set by the driver, then autorepeating * is handled by the driver itself and we don't do it in input.c. @@ -1846,11 +1845,11 @@ int input_register_device(struct input_dev *dev) dev->rep[REP_PERIOD] = 33; } - if (!dev->getkeycode && !dev->getkeycode_new) - dev->getkeycode_new = input_default_getkeycode; + if (!dev->getkeycode) + dev->getkeycode = input_default_getkeycode; - if (!dev->setkeycode && !dev->setkeycode_new) - dev->setkeycode_new = input_default_setkeycode; + if (!dev->setkeycode) + dev->setkeycode = input_default_setkeycode; dev_set_name(&dev->dev, "input%ld", (unsigned long) atomic_inc_return(&input_no) - 1); diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index 3182c9cd1b0e..5688b5c88f24 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -758,7 +758,7 @@ static void joydev_remove_chrdev(struct joydev *joydev) } /* - * Mark device non-existant. This disables writes, ioctls and + * Mark device non-existent. This disables writes, ioctls and * prevents new users from opening the device. Already posted * blocking reads will stay, however new ones will fail. */ @@ -777,7 +777,7 @@ static void joydev_cleanup(struct joydev *joydev) joydev_hangup(joydev); joydev_remove_chrdev(joydev); - /* joydev is marked dead so noone else accesses joydev->open */ + /* joydev is marked dead so no one else accesses joydev->open */ if (joydev->open) input_close_device(handle); } diff --git a/drivers/input/joystick/a3d.c b/drivers/input/joystick/a3d.c index d259b41354b8..1639ab2b94b7 100644 --- a/drivers/input/joystick/a3d.c +++ b/drivers/input/joystick/a3d.c @@ -3,7 +3,7 @@ */ /* - * FP-Gaming Assasin 3D joystick driver for Linux + * FP-Gaming Assassin 3D joystick driver for Linux */ /* @@ -34,7 +34,7 @@ #include <linux/input.h> #include <linux/jiffies.h> -#define DRIVER_DESC "FP-Gaming Assasin 3D joystick driver" +#define DRIVER_DESC "FP-Gaming Assassin 3D joystick driver" MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); MODULE_DESCRIPTION(DRIVER_DESC); diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index c7a92028f450..b16bed038f72 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -112,6 +112,16 @@ config KEYBOARD_ATKBD_RDI_KEYCODES right-hand column will be interpreted as the key shown in the left-hand column. +config KEYBOARD_QT1070 + tristate "Atmel AT42QT1070 Touch Sensor Chip" + depends on I2C + help + Say Y here if you want to use Atmel AT42QT1070 QTouch + Sensor chip as input device. + + To compile this driver as a module, choose M here: + the module will be called qt1070 + config KEYBOARD_QT2160 tristate "Atmel AT42QT2160 Touch Sensor Chip" depends on I2C && EXPERIMENTAL diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile index 468c627a2844..878e6c20deb0 100644 --- a/drivers/input/keyboard/Makefile +++ b/drivers/input/keyboard/Makefile @@ -34,6 +34,7 @@ obj-$(CONFIG_KEYBOARD_OMAP4) += omap4-keypad.o obj-$(CONFIG_KEYBOARD_OPENCORES) += opencores-kbd.o obj-$(CONFIG_KEYBOARD_PXA27x) += pxa27x_keypad.o obj-$(CONFIG_KEYBOARD_PXA930_ROTARY) += pxa930_rotary.o +obj-$(CONFIG_KEYBOARD_QT1070) += qt1070.o obj-$(CONFIG_KEYBOARD_QT2160) += qt2160.o obj-$(CONFIG_KEYBOARD_SAMSUNG) += samsung-keypad.o obj-$(CONFIG_KEYBOARD_SH_KEYSC) += sh_keysc.o diff --git a/drivers/input/keyboard/davinci_keyscan.c b/drivers/input/keyboard/davinci_keyscan.c index a91ee941b5c1..cd89d17162a3 100644 --- a/drivers/input/keyboard/davinci_keyscan.c +++ b/drivers/input/keyboard/davinci_keyscan.c @@ -5,7 +5,7 @@ * * Author: Miguel Aguilar <miguel.aguilar@ridgerun.com> * - * Intial Code: Sandeep Paulraj <s-paulraj@ti.com> + * Initial Code: Sandeep Paulraj <s-paulraj@ti.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/drivers/input/keyboard/lm8323.c b/drivers/input/keyboard/lm8323.c index f7c2a166576b..71f744a8e686 100644 --- a/drivers/input/keyboard/lm8323.c +++ b/drivers/input/keyboard/lm8323.c @@ -30,6 +30,7 @@ #include <linux/delay.h> #include <linux/input.h> #include <linux/leds.h> +#include <linux/pm.h> #include <linux/i2c/lm8323.h> #include <linux/slab.h> @@ -802,12 +803,13 @@ static int __devexit lm8323_remove(struct i2c_client *client) * We don't need to explicitly suspend the chip, as it already switches off * when there's no activity. */ -static int lm8323_suspend(struct i2c_client *client, pm_message_t mesg) +static int lm8323_suspend(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct lm8323_chip *lm = i2c_get_clientdata(client); int i; - set_irq_wake(client->irq, 0); + irq_set_irq_wake(client->irq, 0); disable_irq(client->irq); mutex_lock(&lm->lock); @@ -821,8 +823,9 @@ static int lm8323_suspend(struct i2c_client *client, pm_message_t mesg) return 0; } -static int lm8323_resume(struct i2c_client *client) +static int lm8323_resume(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct lm8323_chip *lm = i2c_get_clientdata(client); int i; @@ -835,15 +838,14 @@ static int lm8323_resume(struct i2c_client *client) led_classdev_resume(&lm->pwm[i].cdev); enable_irq(client->irq); - set_irq_wake(client->irq, 1); + irq_set_irq_wake(client->irq, 1); return 0; } -#else -#define lm8323_suspend NULL -#define lm8323_resume NULL #endif +static SIMPLE_DEV_PM_OPS(lm8323_pm_ops, lm8323_suspend, lm8323_resume); + static const struct i2c_device_id lm8323_id[] = { { "lm8323", 0 }, { } @@ -852,11 +854,10 @@ static const struct i2c_device_id lm8323_id[] = { static struct i2c_driver lm8323_i2c_driver = { .driver = { .name = "lm8323", + .pm = &lm8323_pm_ops, }, .probe = lm8323_probe, .remove = __devexit_p(lm8323_remove), - .suspend = lm8323_suspend, - .resume = lm8323_resume, .id_table = lm8323_id, }; MODULE_DEVICE_TABLE(i2c, lm8323_id); diff --git a/drivers/input/keyboard/max7359_keypad.c b/drivers/input/keyboard/max7359_keypad.c index 9091ff5ea808..5afe35ad24d3 100644 --- a/drivers/input/keyboard/max7359_keypad.c +++ b/drivers/input/keyboard/max7359_keypad.c @@ -17,6 +17,7 @@ #include <linux/i2c.h> #include <linux/slab.h> #include <linux/interrupt.h> +#include <linux/pm.h> #include <linux/input.h> #include <linux/input/matrix_keypad.h> @@ -271,8 +272,10 @@ static int __devexit max7359_remove(struct i2c_client *client) } #ifdef CONFIG_PM -static int max7359_suspend(struct i2c_client *client, pm_message_t mesg) +static int max7359_suspend(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); + max7359_fall_deepsleep(client); if (device_may_wakeup(&client->dev)) @@ -281,8 +284,10 @@ static int max7359_suspend(struct i2c_client *client, pm_message_t mesg) return 0; } -static int max7359_resume(struct i2c_client *client) +static int max7359_resume(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); + if (device_may_wakeup(&client->dev)) disable_irq_wake(client->irq); @@ -291,11 +296,10 @@ static int max7359_resume(struct i2c_client *client) return 0; } -#else -#define max7359_suspend NULL -#define max7359_resume NULL #endif +static SIMPLE_DEV_PM_OPS(max7359_pm, max7359_suspend, max7359_resume); + static const struct i2c_device_id max7359_ids[] = { { "max7359", 0 }, { } @@ -305,11 +309,10 @@ MODULE_DEVICE_TABLE(i2c, max7359_ids); static struct i2c_driver max7359_i2c_driver = { .driver = { .name = "max7359", + .pm = &max7359_pm, }, .probe = max7359_probe, .remove = __devexit_p(max7359_remove), - .suspend = max7359_suspend, - .resume = max7359_resume, .id_table = max7359_ids, }; diff --git a/drivers/input/keyboard/mcs_touchkey.c b/drivers/input/keyboard/mcs_touchkey.c index 63b849d7e90b..af1aab324a4c 100644 --- a/drivers/input/keyboard/mcs_touchkey.c +++ b/drivers/input/keyboard/mcs_touchkey.c @@ -1,5 +1,5 @@ /* - * mcs_touchkey.c - Touchkey driver for MELFAS MCS5000/5080 controller + * Touchkey driver for MELFAS MCS5000/5080 controller * * Copyright (C) 2010 Samsung Electronics Co.Ltd * Author: HeungJun Kim <riverful.kim@samsung.com> @@ -19,6 +19,7 @@ #include <linux/input.h> #include <linux/irq.h> #include <linux/slab.h> +#include <linux/pm.h> /* MCS5000 Touchkey */ #define MCS5000_TOUCHKEY_STATUS 0x04 @@ -45,6 +46,8 @@ struct mcs_touchkey_chip { }; struct mcs_touchkey_data { + void (*poweron)(bool); + struct i2c_client *client; struct input_dev *input_dev; struct mcs_touchkey_chip chip; @@ -169,6 +172,11 @@ static int __devinit mcs_touchkey_probe(struct i2c_client *client, if (pdata->cfg_pin) pdata->cfg_pin(); + if (pdata->poweron) { + data->poweron = pdata->poweron; + data->poweron(true); + } + error = request_threaded_irq(client->irq, NULL, mcs_touchkey_interrupt, IRQF_TRIGGER_FALLING, client->dev.driver->name, data); if (error) { @@ -196,12 +204,57 @@ static int __devexit mcs_touchkey_remove(struct i2c_client *client) struct mcs_touchkey_data *data = i2c_get_clientdata(client); free_irq(client->irq, data); + if (data->poweron) + data->poweron(false); input_unregister_device(data->input_dev); kfree(data); return 0; } +static void mcs_touchkey_shutdown(struct i2c_client *client) +{ + struct mcs_touchkey_data *data = i2c_get_clientdata(client); + + if (data->poweron) + data->poweron(false); +} + +#ifdef CONFIG_PM_SLEEP +static int mcs_touchkey_suspend(struct device *dev) +{ + struct mcs_touchkey_data *data = dev_get_drvdata(dev); + struct i2c_client *client = data->client; + + /* Disable the work */ + disable_irq(client->irq); + + /* Finally turn off the power */ + if (data->poweron) + data->poweron(false); + + return 0; +} + +static int mcs_touchkey_resume(struct device *dev) +{ + struct mcs_touchkey_data *data = dev_get_drvdata(dev); + struct i2c_client *client = data->client; + + /* Enable the device first */ + if (data->poweron) + data->poweron(true); + + /* Enable irq again */ + enable_irq(client->irq); + + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(mcs_touchkey_pm_ops, + mcs_touchkey_suspend, mcs_touchkey_resume); + static const struct i2c_device_id mcs_touchkey_id[] = { { "mcs5000_touchkey", MCS5000_TOUCHKEY }, { "mcs5080_touchkey", MCS5080_TOUCHKEY }, @@ -213,9 +266,11 @@ static struct i2c_driver mcs_touchkey_driver = { .driver = { .name = "mcs_touchkey", .owner = THIS_MODULE, + .pm = &mcs_touchkey_pm_ops, }, .probe = mcs_touchkey_probe, .remove = __devexit_p(mcs_touchkey_remove), + .shutdown = mcs_touchkey_shutdown, .id_table = mcs_touchkey_id, }; diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c index 45bd0977d006..c51a3c4a7feb 100644 --- a/drivers/input/keyboard/omap4-keypad.c +++ b/drivers/input/keyboard/omap4-keypad.c @@ -29,6 +29,7 @@ #include <linux/io.h> #include <linux/input.h> #include <linux/slab.h> +#include <linux/pm_runtime.h> #include <plat/omap4-keypad.h> @@ -80,20 +81,6 @@ struct omap4_keypad { unsigned short keymap[]; }; -static void __devinit omap4_keypad_config(struct omap4_keypad *keypad_data) -{ - __raw_writel(OMAP4_VAL_FUNCTIONALCFG, - keypad_data->base + OMAP4_KBD_CTRL); - __raw_writel(OMAP4_VAL_DEBOUNCINGTIME, - keypad_data->base + OMAP4_KBD_DEBOUNCINGTIME); - __raw_writel(OMAP4_VAL_IRQDISABLE, - keypad_data->base + OMAP4_KBD_IRQSTATUS); - __raw_writel(OMAP4_DEF_IRQENABLE_EVENTEN | OMAP4_DEF_IRQENABLE_LONGKEY, - keypad_data->base + OMAP4_KBD_IRQENABLE); - __raw_writel(OMAP4_DEF_WUP_EVENT_ENA | OMAP4_DEF_WUP_LONG_KEY_ENA, - keypad_data->base + OMAP4_KBD_WAKEUPENABLE); -} - /* Interrupt handler */ static irqreturn_t omap4_keypad_interrupt(int irq, void *dev_id) { @@ -144,6 +131,49 @@ static irqreturn_t omap4_keypad_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } +static int omap4_keypad_open(struct input_dev *input) +{ + struct omap4_keypad *keypad_data = input_get_drvdata(input); + + pm_runtime_get_sync(input->dev.parent); + + disable_irq(keypad_data->irq); + + __raw_writel(OMAP4_VAL_FUNCTIONALCFG, + keypad_data->base + OMAP4_KBD_CTRL); + __raw_writel(OMAP4_VAL_DEBOUNCINGTIME, + keypad_data->base + OMAP4_KBD_DEBOUNCINGTIME); + __raw_writel(OMAP4_VAL_IRQDISABLE, + keypad_data->base + OMAP4_KBD_IRQSTATUS); + __raw_writel(OMAP4_DEF_IRQENABLE_EVENTEN | OMAP4_DEF_IRQENABLE_LONGKEY, + keypad_data->base + OMAP4_KBD_IRQENABLE); + __raw_writel(OMAP4_DEF_WUP_EVENT_ENA | OMAP4_DEF_WUP_LONG_KEY_ENA, + keypad_data->base + OMAP4_KBD_WAKEUPENABLE); + + enable_irq(keypad_data->irq); + + return 0; +} + +static void omap4_keypad_close(struct input_dev *input) +{ + struct omap4_keypad *keypad_data = input_get_drvdata(input); + + disable_irq(keypad_data->irq); + + /* Disable interrupts */ + __raw_writel(OMAP4_VAL_IRQDISABLE, + keypad_data->base + OMAP4_KBD_IRQENABLE); + + /* clear pending interrupts */ + __raw_writel(__raw_readl(keypad_data->base + OMAP4_KBD_IRQSTATUS), + keypad_data->base + OMAP4_KBD_IRQSTATUS); + + enable_irq(keypad_data->irq); + + pm_runtime_put_sync(input->dev.parent); +} + static int __devinit omap4_keypad_probe(struct platform_device *pdev) { const struct omap4_keypad_platform_data *pdata; @@ -225,6 +255,9 @@ static int __devinit omap4_keypad_probe(struct platform_device *pdev) input_dev->id.product = 0x0001; input_dev->id.version = 0x0001; + input_dev->open = omap4_keypad_open; + input_dev->close = omap4_keypad_close; + input_dev->keycode = keypad_data->keymap; input_dev->keycodesize = sizeof(keypad_data->keymap[0]); input_dev->keycodemax = max_keys; @@ -239,8 +272,6 @@ static int __devinit omap4_keypad_probe(struct platform_device *pdev) matrix_keypad_build_keymap(pdata->keymap_data, row_shift, input_dev->keycode, input_dev->keybit); - omap4_keypad_config(keypad_data); - error = request_irq(keypad_data->irq, omap4_keypad_interrupt, IRQF_TRIGGER_RISING, "omap4-keypad", keypad_data); @@ -249,17 +280,19 @@ static int __devinit omap4_keypad_probe(struct platform_device *pdev) goto err_free_input; } + pm_runtime_enable(&pdev->dev); + error = input_register_device(keypad_data->input); if (error < 0) { dev_err(&pdev->dev, "failed to register input device\n"); - goto err_free_irq; + goto err_pm_disable; } - platform_set_drvdata(pdev, keypad_data); return 0; -err_free_irq: +err_pm_disable: + pm_runtime_disable(&pdev->dev); free_irq(keypad_data->irq, keypad_data); err_free_input: input_free_device(input_dev); @@ -278,6 +311,9 @@ static int __devexit omap4_keypad_remove(struct platform_device *pdev) struct resource *res; free_irq(keypad_data->irq, keypad_data); + + pm_runtime_disable(&pdev->dev); + input_unregister_device(keypad_data->input); iounmap(keypad_data->base); diff --git a/drivers/input/keyboard/qt1070.c b/drivers/input/keyboard/qt1070.c new file mode 100644 index 000000000000..fba8404c7297 --- /dev/null +++ b/drivers/input/keyboard/qt1070.c @@ -0,0 +1,276 @@ +/* + * Atmel AT42QT1070 QTouch Sensor Controller + * + * Copyright (C) 2011 Atmel + * + * Authors: Bo Shen <voice.shen@atmel.com> + * + * Base on AT42QT2160 driver by: + * Raphael Derosso Pereira <raphaelpereira@gmail.com> + * Copyright (C) 2009 + * + * 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. + * + * This program is distributed in the hope that 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/slab.h> +#include <linux/irq.h> +#include <linux/interrupt.h> +#include <linux/jiffies.h> +#include <linux/delay.h> + +/* Address for each register */ +#define CHIP_ID 0x00 +#define QT1070_CHIP_ID 0x2E + +#define FW_VERSION 0x01 +#define QT1070_FW_VERSION 0x15 + +#define DET_STATUS 0x02 + +#define KEY_STATUS 0x03 + +/* Calibrate */ +#define CALIBRATE_CMD 0x38 +#define QT1070_CAL_TIME 200 + +/* Reset */ +#define RESET 0x39 +#define QT1070_RESET_TIME 255 + +/* AT42QT1070 support up to 7 keys */ +static const unsigned short qt1070_key2code[] = { + KEY_0, KEY_1, KEY_2, KEY_3, + KEY_4, KEY_5, KEY_6, +}; + +struct qt1070_data { + struct i2c_client *client; + struct input_dev *input; + unsigned int irq; + unsigned short keycodes[ARRAY_SIZE(qt1070_key2code)]; + u8 last_keys; +}; + +static int qt1070_read(struct i2c_client *client, u8 reg) +{ + int ret; + + ret = i2c_smbus_read_byte_data(client, reg); + if (ret < 0) + dev_err(&client->dev, + "can not read register, returned %d\n", ret); + + return ret; +} + +static int qt1070_write(struct i2c_client *client, u8 reg, u8 data) +{ + int ret; + + ret = i2c_smbus_write_byte_data(client, reg, data); + if (ret < 0) + dev_err(&client->dev, + "can not write register, returned %d\n", ret); + + return ret; +} + +static bool __devinit qt1070_identify(struct i2c_client *client) +{ + int id, ver; + + /* Read Chip ID */ + id = qt1070_read(client, CHIP_ID); + if (id != QT1070_CHIP_ID) { + dev_err(&client->dev, "ID %d not supported\n", id); + return false; + } + + /* Read firmware version */ + ver = qt1070_read(client, FW_VERSION); + if (ver < 0) { + dev_err(&client->dev, "could not read the firmware version\n"); + return false; + } + + dev_info(&client->dev, "AT42QT1070 firmware version %x\n", ver); + + return true; +} + +static irqreturn_t qt1070_interrupt(int irq, void *dev_id) +{ + struct qt1070_data *data = dev_id; + struct i2c_client *client = data->client; + struct input_dev *input = data->input; + int i; + u8 new_keys, keyval, mask = 0x01; + + /* Read the detected status register, thus clearing interrupt */ + qt1070_read(client, DET_STATUS); + + /* Read which key changed */ + new_keys = qt1070_read(client, KEY_STATUS); + + for (i = 0; i < ARRAY_SIZE(qt1070_key2code); i++) { + keyval = new_keys & mask; + if ((data->last_keys & mask) != keyval) + input_report_key(input, data->keycodes[i], keyval); + mask <<= 1; + } + input_sync(input); + + data->last_keys = new_keys; + return IRQ_HANDLED; +} + +static int __devinit qt1070_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct qt1070_data *data; + struct input_dev *input; + int i; + int err; + + err = i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE); + if (!err) { + dev_err(&client->dev, "%s adapter not supported\n", + dev_driver_string(&client->adapter->dev)); + return -ENODEV; + } + + if (!client->irq) { + dev_err(&client->dev, "please assign the irq to this device\n"); + return -EINVAL; + } + + /* Identify the qt1070 chip */ + if (!qt1070_identify(client)) + return -ENODEV; + + data = kzalloc(sizeof(struct qt1070_data), GFP_KERNEL); + input = input_allocate_device(); + if (!data || !input) { + dev_err(&client->dev, "insufficient memory\n"); + err = -ENOMEM; + goto err_free_mem; + } + + data->client = client; + data->input = input; + data->irq = client->irq; + + input->name = "AT42QT1070 QTouch Sensor"; + input->dev.parent = &client->dev; + input->id.bustype = BUS_I2C; + + /* Add the keycode */ + input->keycode = data->keycodes; + input->keycodesize = sizeof(data->keycodes[0]); + input->keycodemax = ARRAY_SIZE(qt1070_key2code); + + __set_bit(EV_KEY, input->evbit); + + for (i = 0; i < ARRAY_SIZE(qt1070_key2code); i++) { + data->keycodes[i] = qt1070_key2code[i]; + __set_bit(qt1070_key2code[i], input->keybit); + } + + /* Calibrate device */ + qt1070_write(client, CALIBRATE_CMD, 1); + msleep(QT1070_CAL_TIME); + + /* Soft reset */ + qt1070_write(client, RESET, 1); + msleep(QT1070_RESET_TIME); + + err = request_threaded_irq(client->irq, NULL, qt1070_interrupt, + IRQF_TRIGGER_NONE, client->dev.driver->name, data); + if (err) { + dev_err(&client->dev, "fail to request irq\n"); + goto err_free_mem; + } + + /* Register the input device */ + err = input_register_device(data->input); + if (err) { + dev_err(&client->dev, "Failed to register input device\n"); + goto err_free_irq; + } + + i2c_set_clientdata(client, data); + + /* Read to clear the chang line */ + qt1070_read(client, DET_STATUS); + + return 0; + +err_free_irq: + free_irq(client->irq, data); +err_free_mem: + input_free_device(input); + kfree(data); + return err; +} + +static int __devexit qt1070_remove(struct i2c_client *client) +{ + struct qt1070_data *data = i2c_get_clientdata(client); + + /* Release IRQ */ + free_irq(client->irq, data); + + input_unregister_device(data->input); + kfree(data); + + i2c_set_clientdata(client, NULL); + + return 0; +} + +static const struct i2c_device_id qt1070_id[] = { + { "qt1070", 0 }, + { }, +}; + +static struct i2c_driver qt1070_driver = { + .driver = { + .name = "qt1070", + .owner = THIS_MODULE, + }, + .id_table = qt1070_id, + .probe = qt1070_probe, + .remove = __devexit_p(qt1070_remove), +}; + +static int __init qt1070_init(void) +{ + return i2c_add_driver(&qt1070_driver); +} +module_init(qt1070_init); + +static void __exit qt1070_exit(void) +{ + i2c_del_driver(&qt1070_driver); +} +module_exit(qt1070_exit); + +MODULE_AUTHOR("Bo Shen <voice.shen@atmel.com>"); +MODULE_DESCRIPTION("Driver for AT42QT1070 QTouch sensor"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/keyboard/spear-keyboard.c b/drivers/input/keyboard/spear-keyboard.c index bee03d64c453..d712dffd2157 100644 --- a/drivers/input/keyboard/spear-keyboard.c +++ b/drivers/input/keyboard/spear-keyboard.c @@ -69,7 +69,7 @@ static irqreturn_t spear_kbd_interrupt(int irq, void *dev_id) u8 sts, val; sts = readb(kbd->io_base + STATUS_REG); - if (sts & DATA_AVAIL) + if (!(sts & DATA_AVAIL)) return IRQ_NONE; if (kbd->last_key != KEY_RESERVED) { diff --git a/drivers/input/keyboard/tc3589x-keypad.c b/drivers/input/keyboard/tc3589x-keypad.c index dbbe761778d2..99122f59e988 100644 --- a/drivers/input/keyboard/tc3589x-keypad.c +++ b/drivers/input/keyboard/tc3589x-keypad.c @@ -402,7 +402,7 @@ static int __devexit tc3589x_keypad_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int tc3589x_keypad_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); @@ -439,19 +439,19 @@ static int tc3589x_keypad_resume(struct device *dev) return 0; } - -static const SIMPLE_DEV_PM_OPS(tc3589x_keypad_dev_pm_ops, - tc3589x_keypad_suspend, tc3589x_keypad_resume); #endif +static SIMPLE_DEV_PM_OPS(tc3589x_keypad_dev_pm_ops, + tc3589x_keypad_suspend, tc3589x_keypad_resume); + static struct platform_driver tc3589x_keypad_driver = { - .driver.name = "tc3589x-keypad", - .driver.owner = THIS_MODULE, -#ifdef CONFIG_PM - .driver.pm = &tc3589x_keypad_dev_pm_ops, -#endif - .probe = tc3589x_keypad_probe, - .remove = __devexit_p(tc3589x_keypad_remove), + .driver = { + .name = "tc3589x-keypad", + .owner = THIS_MODULE, + .pm = &tc3589x_keypad_dev_pm_ops, + }, + .probe = tc3589x_keypad_probe, + .remove = __devexit_p(tc3589x_keypad_remove), }; static int __init tc3589x_keypad_init(void) diff --git a/drivers/input/keyboard/tca6416-keypad.c b/drivers/input/keyboard/tca6416-keypad.c index 800fbccf1f0f..3afea3f89718 100644 --- a/drivers/input/keyboard/tca6416-keypad.c +++ b/drivers/input/keyboard/tca6416-keypad.c @@ -297,6 +297,7 @@ static int __devinit tca6416_keypad_probe(struct i2c_client *client, } i2c_set_clientdata(client, chip); + device_init_wakeup(&client->dev, 1); return 0; @@ -326,10 +327,37 @@ static int __devexit tca6416_keypad_remove(struct i2c_client *client) return 0; } +#ifdef CONFIG_PM_SLEEP +static int tca6416_keypad_suspend(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct tca6416_keypad_chip *chip = i2c_get_clientdata(client); + + if (device_may_wakeup(dev)) + enable_irq_wake(chip->irqnum); + + return 0; +} + +static int tca6416_keypad_resume(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct tca6416_keypad_chip *chip = i2c_get_clientdata(client); + + if (device_may_wakeup(dev)) + disable_irq_wake(chip->irqnum); + + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(tca6416_keypad_dev_pm_ops, + tca6416_keypad_suspend, tca6416_keypad_resume); static struct i2c_driver tca6416_keypad_driver = { .driver = { .name = "tca6416-keypad", + .pm = &tca6416_keypad_dev_pm_ops, }, .probe = tca6416_keypad_probe, .remove = __devexit_p(tca6416_keypad_remove), diff --git a/drivers/input/keyboard/twl4030_keypad.c b/drivers/input/keyboard/twl4030_keypad.c index 09bef79d9da1..a26922cf0e84 100644 --- a/drivers/input/keyboard/twl4030_keypad.c +++ b/drivers/input/keyboard/twl4030_keypad.c @@ -332,18 +332,20 @@ static int __devinit twl4030_kp_program(struct twl4030_keypad *kp) static int __devinit twl4030_kp_probe(struct platform_device *pdev) { struct twl4030_keypad_data *pdata = pdev->dev.platform_data; - const struct matrix_keymap_data *keymap_data = pdata->keymap_data; + const struct matrix_keymap_data *keymap_data; struct twl4030_keypad *kp; struct input_dev *input; u8 reg; int error; - if (!pdata || !pdata->rows || !pdata->cols || + if (!pdata || !pdata->rows || !pdata->cols || !pdata->keymap_data || pdata->rows > TWL4030_MAX_ROWS || pdata->cols > TWL4030_MAX_COLS) { dev_err(&pdev->dev, "Invalid platform_data\n"); return -EINVAL; } + keymap_data = pdata->keymap_data; + kp = kzalloc(sizeof(*kp), GFP_KERNEL); input = input_allocate_device(); if (!kp || !input) { diff --git a/drivers/input/misc/88pm860x_onkey.c b/drivers/input/misc/88pm860x_onkey.c index 4cc82826ea6b..3dca3c14510e 100644 --- a/drivers/input/misc/88pm860x_onkey.c +++ b/drivers/input/misc/88pm860x_onkey.c @@ -74,7 +74,7 @@ static int __devinit pm860x_onkey_probe(struct platform_device *pdev) info->chip = chip; info->i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion; info->dev = &pdev->dev; - info->irq = irq + chip->irq_base; + info->irq = irq; info->idev = input_allocate_device(); if (!info->idev) { diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index b0c6772851a9..f9cf0881b0e3 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -454,4 +454,17 @@ config INPUT_CMA3000_I2C To compile this driver as a module, choose M here: the module will be called cma3000_d0x_i2c. +config INPUT_XEN_KBDDEV_FRONTEND + tristate "Xen virtual keyboard and mouse support" + depends on XEN_FBDEV_FRONTEND + default y + select XEN_XENBUS_FRONTEND + help + This driver implements the front-end of the Xen virtual + keyboard and mouse device driver. It communicates with a back-end + in another domain. + + To compile this driver as a module, choose M here: the + module will be called xen-kbdfront. + endif diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index 9b4797112c9a..e3f7984e6274 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile @@ -42,5 +42,6 @@ obj-$(CONFIG_INPUT_TWL4030_VIBRA) += twl4030-vibra.o obj-$(CONFIG_INPUT_UINPUT) += uinput.o obj-$(CONFIG_INPUT_WISTRON_BTNS) += wistron_btns.o obj-$(CONFIG_INPUT_WM831X_ON) += wm831x-on.o +obj-$(CONFIG_INPUT_XEN_KBDDEV_FRONTEND) += xen-kbdfront.o obj-$(CONFIG_INPUT_YEALINK) += yealink.o diff --git a/drivers/input/misc/ad714x-i2c.c b/drivers/input/misc/ad714x-i2c.c index 2bef8fa56c94..e21deb1baa8a 100644 --- a/drivers/input/misc/ad714x-i2c.c +++ b/drivers/input/misc/ad714x-i2c.c @@ -10,23 +10,23 @@ #include <linux/i2c.h> #include <linux/module.h> #include <linux/types.h> +#include <linux/pm.h> #include "ad714x.h" #ifdef CONFIG_PM -static int ad714x_i2c_suspend(struct i2c_client *client, pm_message_t message) +static int ad714x_i2c_suspend(struct device *dev) { - return ad714x_disable(i2c_get_clientdata(client)); + return ad714x_disable(i2c_get_clientdata(to_i2c_client(dev))); } -static int ad714x_i2c_resume(struct i2c_client *client) +static int ad714x_i2c_resume(struct device *dev) { - return ad714x_enable(i2c_get_clientdata(client)); + return ad714x_enable(i2c_get_clientdata(to_i2c_client(dev))); } -#else -# define ad714x_i2c_suspend NULL -# define ad714x_i2c_resume NULL #endif +static SIMPLE_DEV_PM_OPS(ad714x_i2c_pm, ad714x_i2c_suspend, ad714x_i2c_resume); + static int ad714x_i2c_write(struct device *dev, unsigned short reg, unsigned short data) { @@ -114,11 +114,10 @@ MODULE_DEVICE_TABLE(i2c, ad714x_id); static struct i2c_driver ad714x_i2c_driver = { .driver = { .name = "ad714x_captouch", + .pm = &ad714x_i2c_pm, }, .probe = ad714x_i2c_probe, .remove = __devexit_p(ad714x_i2c_remove), - .suspend = ad714x_i2c_suspend, - .resume = ad714x_i2c_resume, .id_table = ad714x_id, }; diff --git a/drivers/input/misc/ad714x-spi.c b/drivers/input/misc/ad714x-spi.c index 7f8dedfd1bfe..4120dd549305 100644 --- a/drivers/input/misc/ad714x-spi.c +++ b/drivers/input/misc/ad714x-spi.c @@ -9,6 +9,7 @@ #include <linux/input.h> /* BUS_I2C */ #include <linux/module.h> #include <linux/spi/spi.h> +#include <linux/pm.h> #include <linux/types.h> #include "ad714x.h" @@ -16,20 +17,19 @@ #define AD714x_SPI_READ BIT(10) #ifdef CONFIG_PM -static int ad714x_spi_suspend(struct spi_device *spi, pm_message_t message) +static int ad714x_spi_suspend(struct device *dev) { - return ad714x_disable(spi_get_drvdata(spi)); + return ad714x_disable(spi_get_drvdata(to_spi_device(dev))); } -static int ad714x_spi_resume(struct spi_device *spi) +static int ad714x_spi_resume(struct device *dev) { - return ad714x_enable(spi_get_drvdata(spi)); + return ad714x_enable(spi_get_drvdata(to_spi_device(dev))); } -#else -# define ad714x_spi_suspend NULL -# define ad714x_spi_resume NULL #endif +static SIMPLE_DEV_PM_OPS(ad714x_spi_pm, ad714x_spi_suspend, ad714x_spi_resume); + static int ad714x_spi_read(struct device *dev, unsigned short reg, unsigned short *data) { @@ -79,11 +79,10 @@ static struct spi_driver ad714x_spi_driver = { .driver = { .name = "ad714x_captouch", .owner = THIS_MODULE, + .pm = &ad714x_spi_pm, }, .probe = ad714x_spi_probe, .remove = __devexit_p(ad714x_spi_remove), - .suspend = ad714x_spi_suspend, - .resume = ad714x_spi_resume, }; static __init int ad714x_spi_init(void) diff --git a/drivers/input/misc/adxl34x-i2c.c b/drivers/input/misc/adxl34x-i2c.c index 0779724af7e7..ccacf2bb06a4 100644 --- a/drivers/input/misc/adxl34x-i2c.c +++ b/drivers/input/misc/adxl34x-i2c.c @@ -11,6 +11,7 @@ #include <linux/i2c.h> #include <linux/module.h> #include <linux/types.h> +#include <linux/pm.h> #include "adxl34x.h" static int adxl34x_smbus_read(struct device *dev, unsigned char reg) @@ -105,8 +106,9 @@ static int __devexit adxl34x_i2c_remove(struct i2c_client *client) } #ifdef CONFIG_PM -static int adxl34x_i2c_suspend(struct i2c_client *client, pm_message_t message) +static int adxl34x_i2c_suspend(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct adxl34x *ac = i2c_get_clientdata(client); adxl34x_suspend(ac); @@ -114,19 +116,20 @@ static int adxl34x_i2c_suspend(struct i2c_client *client, pm_message_t message) return 0; } -static int adxl34x_i2c_resume(struct i2c_client *client) +static int adxl34x_i2c_resume(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct adxl34x *ac = i2c_get_clientdata(client); adxl34x_resume(ac); return 0; } -#else -# define adxl34x_i2c_suspend NULL -# define adxl34x_i2c_resume NULL #endif +static SIMPLE_DEV_PM_OPS(adxl34x_i2c_pm, adxl34x_i2c_suspend, + adxl34x_i2c_resume); + static const struct i2c_device_id adxl34x_id[] = { { "adxl34x", 0 }, { } @@ -138,11 +141,10 @@ static struct i2c_driver adxl34x_driver = { .driver = { .name = "adxl34x", .owner = THIS_MODULE, + .pm = &adxl34x_i2c_pm, }, .probe = adxl34x_i2c_probe, .remove = __devexit_p(adxl34x_i2c_remove), - .suspend = adxl34x_i2c_suspend, - .resume = adxl34x_i2c_resume, .id_table = adxl34x_id, }; diff --git a/drivers/input/misc/adxl34x-spi.c b/drivers/input/misc/adxl34x-spi.c index 782de9e89828..f29de22fdda0 100644 --- a/drivers/input/misc/adxl34x-spi.c +++ b/drivers/input/misc/adxl34x-spi.c @@ -10,6 +10,7 @@ #include <linux/input.h> /* BUS_SPI */ #include <linux/module.h> #include <linux/spi/spi.h> +#include <linux/pm.h> #include <linux/types.h> #include "adxl34x.h" @@ -57,7 +58,7 @@ static int adxl34x_spi_read_block(struct device *dev, return (status < 0) ? status : 0; } -static const struct adxl34x_bus_ops adx134x_spi_bops = { +static const struct adxl34x_bus_ops adxl34x_spi_bops = { .bustype = BUS_SPI, .write = adxl34x_spi_write, .read = adxl34x_spi_read, @@ -76,7 +77,7 @@ static int __devinit adxl34x_spi_probe(struct spi_device *spi) ac = adxl34x_probe(&spi->dev, spi->irq, spi->max_speed_hz > MAX_FREQ_NO_FIFODELAY, - &adx134x_spi_bops); + &adxl34x_spi_bops); if (IS_ERR(ac)) return PTR_ERR(ac); @@ -94,8 +95,9 @@ static int __devexit adxl34x_spi_remove(struct spi_device *spi) } #ifdef CONFIG_PM -static int adxl34x_spi_suspend(struct spi_device *spi, pm_message_t message) +static int adxl34x_spi_suspend(struct device *dev) { + struct spi_device *spi = to_spi_device(dev); struct adxl34x *ac = dev_get_drvdata(&spi->dev); adxl34x_suspend(ac); @@ -103,29 +105,29 @@ static int adxl34x_spi_suspend(struct spi_device *spi, pm_message_t message) return 0; } -static int adxl34x_spi_resume(struct spi_device *spi) +static int adxl34x_spi_resume(struct device *dev) { + struct spi_device *spi = to_spi_device(dev); struct adxl34x *ac = dev_get_drvdata(&spi->dev); adxl34x_resume(ac); return 0; } -#else -# define adxl34x_spi_suspend NULL -# define adxl34x_spi_resume NULL #endif +static SIMPLE_DEV_PM_OPS(adxl34x_spi_pm, adxl34x_spi_suspend, + adxl34x_spi_resume); + static struct spi_driver adxl34x_driver = { .driver = { .name = "adxl34x", .bus = &spi_bus_type, .owner = THIS_MODULE, + .pm = &adxl34x_spi_pm, }, .probe = adxl34x_spi_probe, .remove = __devexit_p(adxl34x_spi_remove), - .suspend = adxl34x_spi_suspend, - .resume = adxl34x_spi_resume, }; static int __init adxl34x_spi_init(void) diff --git a/drivers/input/misc/adxl34x.c b/drivers/input/misc/adxl34x.c index de5900d50788..144ddbdeb9b3 100644 --- a/drivers/input/misc/adxl34x.c +++ b/drivers/input/misc/adxl34x.c @@ -716,7 +716,7 @@ struct adxl34x *adxl34x_probe(struct device *dev, int irq, pdata = dev->platform_data; if (!pdata) { dev_dbg(dev, - "No platfrom data: Using default initialization\n"); + "No platform data: Using default initialization\n"); pdata = &adxl34x_default_init; } diff --git a/drivers/input/misc/ati_remote2.c b/drivers/input/misc/ati_remote2.c index 0b0e9be63542..9ccdb82d869a 100644 --- a/drivers/input/misc/ati_remote2.c +++ b/drivers/input/misc/ati_remote2.c @@ -612,8 +612,8 @@ static int ati_remote2_input_init(struct ati_remote2 *ar2) idev->open = ati_remote2_open; idev->close = ati_remote2_close; - idev->getkeycode_new = ati_remote2_getkeycode; - idev->setkeycode_new = ati_remote2_setkeycode; + idev->getkeycode = ati_remote2_getkeycode; + idev->setkeycode = ati_remote2_setkeycode; idev->name = ar2->name; idev->phys = ar2->phys; diff --git a/drivers/input/misc/keyspan_remote.c b/drivers/input/misc/keyspan_remote.c index a93c525475c6..fc62256c963f 100644 --- a/drivers/input/misc/keyspan_remote.c +++ b/drivers/input/misc/keyspan_remote.c @@ -312,7 +312,7 @@ static void keyspan_check_data(struct usb_keyspan *remote) remote->data.tester = remote->data.tester >> 5; remote->data.bits_left -= 5; } else { - err("Bad message recieved, no stop bit found.\n"); + err("Bad message received, no stop bit found.\n"); } dev_dbg(&remote->udev->dev, diff --git a/drivers/input/misc/twl4030-vibra.c b/drivers/input/misc/twl4030-vibra.c index 014dd4ad0d4f..6a11694e3fc7 100644 --- a/drivers/input/misc/twl4030-vibra.c +++ b/drivers/input/misc/twl4030-vibra.c @@ -29,6 +29,7 @@ #include <linux/workqueue.h> #include <linux/i2c/twl.h> #include <linux/mfd/twl4030-codec.h> +#include <linux/mfd/core.h> #include <linux/input.h> #include <linux/slab.h> @@ -196,7 +197,7 @@ static SIMPLE_DEV_PM_OPS(twl4030_vibra_pm_ops, static int __devinit twl4030_vibra_probe(struct platform_device *pdev) { - struct twl4030_codec_vibra_data *pdata = pdev->dev.platform_data; + struct twl4030_codec_vibra_data *pdata = mfd_get_data(pdev); struct vibra_info *info; int ret; diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c index 82542a1c1098..736056897e50 100644 --- a/drivers/input/misc/uinput.c +++ b/drivers/input/misc/uinput.c @@ -302,10 +302,14 @@ static int uinput_validate_absbits(struct input_dev *dev) int retval = 0; for (cnt = 0; cnt < ABS_CNT; cnt++) { + int min, max; if (!test_bit(cnt, dev->absbit)) continue; - if (input_abs_get_max(dev, cnt) <= input_abs_get_min(dev, cnt)) { + min = input_abs_get_min(dev, cnt); + max = input_abs_get_max(dev, cnt); + + if ((min != 0 || max != 0) && max <= min) { printk(KERN_DEBUG "%s: invalid abs[%02x] min:%d max:%d\n", UINPUT_NAME, cnt, @@ -347,8 +351,7 @@ static int uinput_setup_device(struct uinput_device *udev, const char __user *bu { struct uinput_user_dev *user_dev; struct input_dev *dev; - char *name; - int i, size; + int i; int retval; if (count != sizeof(struct uinput_user_dev)) @@ -362,30 +365,25 @@ static int uinput_setup_device(struct uinput_device *udev, const char __user *bu dev = udev->dev; - user_dev = kmalloc(sizeof(struct uinput_user_dev), GFP_KERNEL); - if (!user_dev) - return -ENOMEM; - - if (copy_from_user(user_dev, buffer, sizeof(struct uinput_user_dev))) { - retval = -EFAULT; - goto exit; - } + user_dev = memdup_user(buffer, sizeof(struct uinput_user_dev)); + if (IS_ERR(user_dev)) + return PTR_ERR(user_dev); udev->ff_effects_max = user_dev->ff_effects_max; - size = strnlen(user_dev->name, UINPUT_MAX_NAME_SIZE) + 1; - if (!size) { + /* Ensure name is filled in */ + if (!user_dev->name[0]) { retval = -EINVAL; goto exit; } kfree(dev->name); - dev->name = name = kmalloc(size, GFP_KERNEL); - if (!name) { + dev->name = kstrndup(user_dev->name, UINPUT_MAX_NAME_SIZE, + GFP_KERNEL); + if (!dev->name) { retval = -ENOMEM; goto exit; } - strlcpy(name, user_dev->name, size); dev->id.bustype = user_dev->id.bustype; dev->id.vendor = user_dev->id.vendor; @@ -622,7 +620,6 @@ static long uinput_ioctl_handler(struct file *file, unsigned int cmd, struct uinput_ff_upload ff_up; struct uinput_ff_erase ff_erase; struct uinput_request *req; - int length; char *phys; retval = mutex_lock_interruptible(&udev->mutex); @@ -689,24 +686,15 @@ static long uinput_ioctl_handler(struct file *file, unsigned int cmd, retval = -EINVAL; goto out; } - length = strnlen_user(p, 1024); - if (length <= 0) { - retval = -EFAULT; - break; + + phys = strndup_user(p, 1024); + if (IS_ERR(phys)) { + retval = PTR_ERR(phys); + goto out; } + kfree(udev->dev->phys); - udev->dev->phys = phys = kmalloc(length, GFP_KERNEL); - if (!phys) { - retval = -ENOMEM; - break; - } - if (copy_from_user(phys, p, length)) { - udev->dev->phys = NULL; - kfree(phys); - retval = -EFAULT; - break; - } - phys[length - 1] = '\0'; + udev->dev->phys = phys; break; case UI_BEGIN_FF_UPLOAD: diff --git a/drivers/input/misc/wistron_btns.c b/drivers/input/misc/wistron_btns.c index 12501de0c5cd..52b419348983 100644 --- a/drivers/input/misc/wistron_btns.c +++ b/drivers/input/misc/wistron_btns.c @@ -274,7 +274,7 @@ static struct key_entry keymap_fs_amilo_pro_v3505[] __initdata = { { KE_BLUETOOTH, 0x30 }, /* Fn+F10 */ { KE_KEY, 0x31, {KEY_MAIL} }, /* mail button */ { KE_KEY, 0x36, {KEY_WWW} }, /* www button */ - { KE_WIFI, 0x78 }, /* satelite dish button */ + { KE_WIFI, 0x78 }, /* satellite dish button */ { KE_END, 0 } }; diff --git a/drivers/input/xen-kbdfront.c b/drivers/input/misc/xen-kbdfront.c index 7f85a862ad11..62bae99424e6 100644 --- a/drivers/input/xen-kbdfront.c +++ b/drivers/input/misc/xen-kbdfront.c @@ -11,12 +11,6 @@ * more details. */ -/* - * TODO: - * - * Switch to grant tables together with xen-fbfront.c. - */ - #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/kernel.h> @@ -30,6 +24,8 @@ #include <xen/xen.h> #include <xen/events.h> #include <xen/page.h> +#include <xen/grant_table.h> +#include <xen/interface/grant_table.h> #include <xen/interface/io/fbif.h> #include <xen/interface/io/kbdif.h> #include <xen/xenbus.h> @@ -38,6 +34,7 @@ struct xenkbd_info { struct input_dev *kbd; struct input_dev *ptr; struct xenkbd_page *page; + int gref; int irq; struct xenbus_device *xbdev; char phys[32]; @@ -110,7 +107,7 @@ static irqreturn_t input_handler(int rq, void *dev_id) static int __devinit xenkbd_probe(struct xenbus_device *dev, const struct xenbus_device_id *id) { - int ret, i; + int ret, i, abs; struct xenkbd_info *info; struct input_dev *kbd, *ptr; @@ -122,12 +119,18 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev, dev_set_drvdata(&dev->dev, info); info->xbdev = dev; info->irq = -1; + info->gref = -1; snprintf(info->phys, sizeof(info->phys), "xenbus/%s", dev->nodename); info->page = (void *)__get_free_page(GFP_KERNEL | __GFP_ZERO); if (!info->page) goto error_nomem; + if (xenbus_scanf(XBT_NIL, dev->otherend, "feature-abs-pointer", "%d", &abs) < 0) + abs = 0; + if (abs) + xenbus_printf(XBT_NIL, dev->nodename, "request-abs-pointer", "1"); + /* keyboard */ kbd = input_allocate_device(); if (!kbd) @@ -137,11 +140,12 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev, kbd->id.bustype = BUS_PCI; kbd->id.vendor = 0x5853; kbd->id.product = 0xffff; - kbd->evbit[0] = BIT(EV_KEY); + + __set_bit(EV_KEY, kbd->evbit); for (i = KEY_ESC; i < KEY_UNKNOWN; i++) - set_bit(i, kbd->keybit); + __set_bit(i, kbd->keybit); for (i = KEY_OK; i < KEY_MAX; i++) - set_bit(i, kbd->keybit); + __set_bit(i, kbd->keybit); ret = input_register_device(kbd); if (ret) { @@ -160,12 +164,20 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev, ptr->id.bustype = BUS_PCI; ptr->id.vendor = 0x5853; ptr->id.product = 0xfffe; - ptr->evbit[0] = BIT(EV_KEY) | BIT(EV_REL) | BIT(EV_ABS); + + if (abs) { + __set_bit(EV_ABS, ptr->evbit); + input_set_abs_params(ptr, ABS_X, 0, XENFB_WIDTH, 0, 0); + input_set_abs_params(ptr, ABS_Y, 0, XENFB_HEIGHT, 0, 0); + } else { + input_set_capability(ptr, EV_REL, REL_X); + input_set_capability(ptr, EV_REL, REL_Y); + } + input_set_capability(ptr, EV_REL, REL_WHEEL); + + __set_bit(EV_KEY, ptr->evbit); for (i = BTN_LEFT; i <= BTN_TASK; i++) - set_bit(i, ptr->keybit); - ptr->relbit[0] = BIT(REL_X) | BIT(REL_Y) | BIT(REL_WHEEL); - input_set_abs_params(ptr, ABS_X, 0, XENFB_WIDTH, 0, 0); - input_set_abs_params(ptr, ABS_Y, 0, XENFB_HEIGHT, 0, 0); + __set_bit(i, ptr->keybit); ret = input_register_device(ptr); if (ret) { @@ -218,15 +230,20 @@ static int xenkbd_connect_backend(struct xenbus_device *dev, int ret, evtchn; struct xenbus_transaction xbt; + ret = gnttab_grant_foreign_access(dev->otherend_id, + virt_to_mfn(info->page), 0); + if (ret < 0) + return ret; + info->gref = ret; + ret = xenbus_alloc_evtchn(dev, &evtchn); if (ret) - return ret; + goto error_grant; ret = bind_evtchn_to_irqhandler(evtchn, input_handler, 0, dev->devicetype, info); if (ret < 0) { - xenbus_free_evtchn(dev, evtchn); xenbus_dev_fatal(dev, ret, "bind_evtchn_to_irqhandler"); - return ret; + goto error_evtchan; } info->irq = ret; @@ -234,12 +251,15 @@ static int xenkbd_connect_backend(struct xenbus_device *dev, ret = xenbus_transaction_start(&xbt); if (ret) { xenbus_dev_fatal(dev, ret, "starting transaction"); - return ret; + goto error_irqh; } ret = xenbus_printf(xbt, dev->nodename, "page-ref", "%lu", virt_to_mfn(info->page)); if (ret) goto error_xenbus; + ret = xenbus_printf(xbt, dev->nodename, "page-gref", "%u", info->gref); + if (ret) + goto error_xenbus; ret = xenbus_printf(xbt, dev->nodename, "event-channel", "%u", evtchn); if (ret) @@ -249,7 +269,7 @@ static int xenkbd_connect_backend(struct xenbus_device *dev, if (ret == -EAGAIN) goto again; xenbus_dev_fatal(dev, ret, "completing transaction"); - return ret; + goto error_irqh; } xenbus_switch_state(dev, XenbusStateInitialised); @@ -258,6 +278,14 @@ static int xenkbd_connect_backend(struct xenbus_device *dev, error_xenbus: xenbus_transaction_end(xbt, 1); xenbus_dev_fatal(dev, ret, "writing xenstore"); + error_irqh: + unbind_from_irqhandler(info->irq, info); + info->irq = -1; + error_evtchan: + xenbus_free_evtchn(dev, evtchn); + error_grant: + gnttab_end_foreign_access_ref(info->gref, 0); + info->gref = -1; return ret; } @@ -266,6 +294,9 @@ static void xenkbd_disconnect_backend(struct xenkbd_info *info) if (info->irq >= 0) unbind_from_irqhandler(info->irq, info); info->irq = -1; + if (info->gref >= 0) + gnttab_end_foreign_access_ref(info->gref, 0); + info->gref = -1; } static void xenkbd_backend_changed(struct xenbus_device *dev, @@ -293,8 +324,9 @@ InitWait: ret = xenbus_printf(XBT_NIL, info->xbdev->nodename, "request-abs-pointer", "1"); if (ret) - pr_warning("can't request abs-pointer\n"); + pr_warning("xenkbd: can't request abs-pointer"); } + xenbus_switch_state(dev, XenbusStateConnected); break; diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c index ee82851afe3e..3126983c004a 100644 --- a/drivers/input/mouse/bcm5974.c +++ b/drivers/input/mouse/bcm5974.c @@ -63,6 +63,10 @@ #define USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI 0x0242 #define USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO 0x0243 #define USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS 0x0244 +/* Macbook8 (unibody, March 2011) */ +#define USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI 0x0245 +#define USB_DEVICE_ID_APPLE_WELLSPRING5_ISO 0x0246 +#define USB_DEVICE_ID_APPLE_WELLSPRING5_JIS 0x0247 #define BCM5974_DEVICE(prod) { \ .match_flags = (USB_DEVICE_ID_MATCH_DEVICE | \ @@ -96,6 +100,10 @@ static const struct usb_device_id bcm5974_table[] = { BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI), BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO), BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS), + /* MacbookPro8 */ + BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI), + BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING5_ISO), + BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING5_JIS), /* Terminating entry */ {} }; @@ -274,6 +282,18 @@ static const struct bcm5974_config bcm5974_config_table[] = { { DIM_X, DIM_X / SN_COORD, -4616, 5112 }, { DIM_Y, DIM_Y / SN_COORD, -142, 5234 } }, + { + USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI, + USB_DEVICE_ID_APPLE_WELLSPRING5_ISO, + USB_DEVICE_ID_APPLE_WELLSPRING5_JIS, + HAS_INTEGRATED_BUTTON, + 0x84, sizeof(struct bt_data), + 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS, + { DIM_PRESSURE, DIM_PRESSURE / SN_PRESSURE, 0, 300 }, + { DIM_WIDTH, DIM_WIDTH / SN_WIDTH, 0, 2048 }, + { DIM_X, DIM_X / SN_COORD, -4415, 5050 }, + { DIM_Y, DIM_Y / SN_COORD, -55, 6680 } + }, {} }; @@ -430,10 +450,6 @@ static int report_tp_state(struct bcm5974 *dev, int size) ptest = int2bound(&c->p, raw_p); origin = raw2int(f->origin); - /* set the integrated button if applicable */ - if (c->tp_type == TYPE2) - ibt = raw2int(dev->tp_data[BUTTON_TYPE2]); - /* while tracking finger still valid, count all fingers */ if (ptest > PRESSURE_LOW && origin) { abs_p = ptest; @@ -452,6 +468,10 @@ static int report_tp_state(struct bcm5974 *dev, int size) } } + /* set the integrated button if applicable */ + if (c->tp_type == TYPE2) + ibt = raw2int(dev->tp_data[BUTTON_TYPE2]); + if (dev->fingers < nmin) dev->fingers = nmin; if (dev->fingers > nmax) @@ -619,7 +639,7 @@ exit: * device, resulting in trackpad malfunction under certain * circumstances. To get around this problem, there is at least one * example that utilizes the USB_QUIRK_RESET_RESUME quirk in order to - * recieve a reset_resume request rather than the normal resume. + * receive a reset_resume request rather than the normal resume. * Since the implementation of reset_resume is equal to mode switch * plus start_traffic, it seems easier to always do the switch when * starting traffic on the device. diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index aa186cf6c514..e06e045bf907 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -836,8 +836,8 @@ static const struct dmi_system_id __initconst toshiba_dmi_table[] = { }, }, - { } #endif + { } }; static bool broken_olpc_ec; @@ -851,8 +851,8 @@ static const struct dmi_system_id __initconst olpc_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "XO"), }, }, - { } #endif + { } }; void __init synaptics_module_init(void) diff --git a/drivers/input/mouse/synaptics_i2c.c b/drivers/input/mouse/synaptics_i2c.c index 0ae62f0bcb32..cba3c84d2f21 100644 --- a/drivers/input/mouse/synaptics_i2c.c +++ b/drivers/input/mouse/synaptics_i2c.c @@ -18,6 +18,7 @@ #include <linux/delay.h> #include <linux/workqueue.h> #include <linux/slab.h> +#include <linux/pm.h> #define DRIVER_NAME "synaptics_i2c" /* maximum product id is 15 characters */ @@ -461,7 +462,7 @@ static void synaptics_i2c_work_handler(struct work_struct *work) * While interrupt driven, there is no real need to poll the device. * But touchpads are very sensitive, so there could be errors * related to physical environment and the attention line isn't - * neccesarily asserted. In such case we can lose the touchpad. + * necessarily asserted. In such case we can lose the touchpad. * We poll the device once in THREAD_IRQ_SLEEP_SECS and * if error is detected, we try to reset and reconfigure the touchpad. */ @@ -619,8 +620,9 @@ static int __devexit synaptics_i2c_remove(struct i2c_client *client) } #ifdef CONFIG_PM -static int synaptics_i2c_suspend(struct i2c_client *client, pm_message_t mesg) +static int synaptics_i2c_suspend(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct synaptics_i2c *touch = i2c_get_clientdata(client); cancel_delayed_work_sync(&touch->dwork); @@ -631,9 +633,10 @@ static int synaptics_i2c_suspend(struct i2c_client *client, pm_message_t mesg) return 0; } -static int synaptics_i2c_resume(struct i2c_client *client) +static int synaptics_i2c_resume(struct device *dev) { int ret; + struct i2c_client *client = to_i2c_client(dev); struct synaptics_i2c *touch = i2c_get_clientdata(client); ret = synaptics_i2c_reset_config(client); @@ -645,11 +648,11 @@ static int synaptics_i2c_resume(struct i2c_client *client) return 0; } -#else -#define synaptics_i2c_suspend NULL -#define synaptics_i2c_resume NULL #endif +static SIMPLE_DEV_PM_OPS(synaptics_i2c_pm, synaptics_i2c_suspend, + synaptics_i2c_resume); + static const struct i2c_device_id synaptics_i2c_id_table[] = { { "synaptics_i2c", 0 }, { }, @@ -660,13 +663,12 @@ static struct i2c_driver synaptics_i2c_driver = { .driver = { .name = DRIVER_NAME, .owner = THIS_MODULE, + .pm = &synaptics_i2c_pm, }, .probe = synaptics_i2c_probe, .remove = __devexit_p(synaptics_i2c_remove), - .suspend = synaptics_i2c_suspend, - .resume = synaptics_i2c_resume, .id_table = synaptics_i2c_id_table, }; diff --git a/drivers/input/mouse/vsxxxaa.c b/drivers/input/mouse/vsxxxaa.c index bf2c0c80d6cc..eb9a3cfbeefa 100644 --- a/drivers/input/mouse/vsxxxaa.c +++ b/drivers/input/mouse/vsxxxaa.c @@ -334,7 +334,7 @@ static void vsxxxaa_handle_POR_packet(struct vsxxxaa *mouse) * M: manufacturer location code * R: revision code * E: Error code. If it's in the range of 0x00..0x1f, only some - * minor problem occured. Errors >= 0x20 are considered bad + * minor problem occurred. Errors >= 0x20 are considered bad * and the device may not work properly... * D: <0010> == mouse, <0100> == tablet */ diff --git a/drivers/input/serio/ams_delta_serio.c b/drivers/input/serio/ams_delta_serio.c index ebe955325677..4b2a42f9f0bb 100644 --- a/drivers/input/serio/ams_delta_serio.c +++ b/drivers/input/serio/ams_delta_serio.c @@ -149,7 +149,7 @@ static int __init ams_delta_serio_init(void) * at FIQ level, switch back from edge to simple interrupt handler * to avoid bad interaction. */ - set_irq_handler(gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK), + irq_set_handler(gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK), handle_simple_irq); serio_register_port(ams_delta_serio); diff --git a/drivers/input/serio/hp_sdc.c b/drivers/input/serio/hp_sdc.c index 8c0b51c31424..42206205e4f5 100644 --- a/drivers/input/serio/hp_sdc.c +++ b/drivers/input/serio/hp_sdc.c @@ -955,7 +955,7 @@ static int __init hp_sdc_init_hppa(struct parisc_device *d) INIT_DELAYED_WORK(&moduleloader_work, request_module_delayed); ret = hp_sdc_init(); - /* after successfull initialization give SDC some time to settle + /* after successful initialization give SDC some time to settle * and then load the hp_sdc_mlc upper layer driver */ if (!ret) schedule_delayed_work(&moduleloader_work, diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index ac4c93689ab9..d37a48e099d0 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -869,15 +869,15 @@ static int i8042_controller_selftest(void) do { if (i8042_command(¶m, I8042_CMD_CTL_TEST)) { - pr_err("i8042 controller self test timeout\n"); + pr_err("i8042 controller selftest timeout\n"); return -ENODEV; } if (param == I8042_RET_CTL_TEST) return 0; - pr_err("i8042 controller selftest failed. (%#x != %#x)\n", - param, I8042_RET_CTL_TEST); + dbg("i8042 controller selftest: %#x != %#x\n", + param, I8042_RET_CTL_TEST); msleep(50); } while (i++ < 5); @@ -891,6 +891,7 @@ static int i8042_controller_selftest(void) pr_info("giving up on controller selftest, continuing anyway...\n"); return 0; #else + pr_err("i8042 controller selftest failed\n"); return -EIO; #endif } diff --git a/drivers/input/serio/rpckbd.c b/drivers/input/serio/rpckbd.c index 9da6fbcaaa7e..7ec3c97dc1b9 100644 --- a/drivers/input/serio/rpckbd.c +++ b/drivers/input/serio/rpckbd.c @@ -90,7 +90,7 @@ static int rpckbd_open(struct serio *port) if (request_irq(IRQ_KEYBOARDTX, rpckbd_tx, 0, "rpckbd", port) != 0) { printk(KERN_ERR "rpckbd.c: Could not allocate keyboard transmit IRQ\n"); - free_irq(IRQ_KEYBOARDRX, NULL); + free_irq(IRQ_KEYBOARDRX, port); return -EBUSY; } diff --git a/drivers/input/serio/xilinx_ps2.c b/drivers/input/serio/xilinx_ps2.c index 7540bafc95cf..80baa53da5b1 100644 --- a/drivers/input/serio/xilinx_ps2.c +++ b/drivers/input/serio/xilinx_ps2.c @@ -225,7 +225,7 @@ static void sxps2_close(struct serio *pserio) /** * xps2_of_probe - probe method for the PS/2 device. * @of_dev: pointer to OF device structure - * @match: pointer to the stucture used for matching a device + * @match: pointer to the structure used for matching a device * * This function probes the PS/2 device in the device tree. * It initializes the driver data structure and the hardware. diff --git a/drivers/input/sparse-keymap.c b/drivers/input/sparse-keymap.c index 7729e547ba65..fdb6a3976f94 100644 --- a/drivers/input/sparse-keymap.c +++ b/drivers/input/sparse-keymap.c @@ -208,10 +208,16 @@ int sparse_keymap_setup(struct input_dev *dev, } } + if (test_bit(EV_KEY, dev->evbit)) { + __set_bit(KEY_UNKNOWN, dev->keybit); + __set_bit(EV_MSC, dev->evbit); + __set_bit(MSC_SCAN, dev->mscbit); + } + dev->keycode = map; dev->keycodemax = map_size; - dev->getkeycode_new = sparse_keymap_getkeycode; - dev->setkeycode_new = sparse_keymap_setkeycode; + dev->getkeycode = sparse_keymap_getkeycode; + dev->setkeycode = sparse_keymap_setkeycode; return 0; @@ -268,6 +274,7 @@ void sparse_keymap_report_entry(struct input_dev *dev, const struct key_entry *k { switch (ke->type) { case KE_KEY: + input_event(dev, EV_MSC, MSC_SCAN, ke->code); input_report_key(dev, ke->keycode, value); input_sync(dev); if (value && autorelease) { @@ -305,12 +312,19 @@ bool sparse_keymap_report_event(struct input_dev *dev, unsigned int code, { const struct key_entry *ke = sparse_keymap_entry_from_scancode(dev, code); + struct key_entry unknown_ke; if (ke) { sparse_keymap_report_entry(dev, ke, value, autorelease); return true; } + /* Report an unknown key event as a debugging aid */ + unknown_ke.type = KE_KEY; + unknown_ke.code = code; + unknown_ke.keycode = KEY_UNKNOWN; + sparse_keymap_report_entry(dev, &unknown_ke, value, true); + return false; } EXPORT_SYMBOL(sparse_keymap_report_event); diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index cf8fb9f5d4a8..449c0a46dbac 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -193,16 +193,16 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi case HID_USAGE_X: if (usage == WCM_DESKTOP) { if (finger) { - features->device_type = BTN_TOOL_DOUBLETAP; + features->device_type = BTN_TOOL_FINGER; if (features->type == TABLETPC2FG) { /* need to reset back */ features->pktlen = WACOM_PKGLEN_TPC2FG; - features->device_type = BTN_TOOL_TRIPLETAP; + features->device_type = BTN_TOOL_DOUBLETAP; } if (features->type == BAMBOO_PT) { /* need to reset back */ features->pktlen = WACOM_PKGLEN_BBTOUCH; - features->device_type = BTN_TOOL_TRIPLETAP; + features->device_type = BTN_TOOL_DOUBLETAP; features->x_phy = get_unaligned_le16(&report[i + 5]); features->x_max = @@ -241,11 +241,11 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi case HID_USAGE_Y: if (usage == WCM_DESKTOP) { if (finger) { - features->device_type = BTN_TOOL_DOUBLETAP; + features->device_type = BTN_TOOL_FINGER; if (features->type == TABLETPC2FG) { /* need to reset back */ features->pktlen = WACOM_PKGLEN_TPC2FG; - features->device_type = BTN_TOOL_TRIPLETAP; + features->device_type = BTN_TOOL_DOUBLETAP; features->y_max = get_unaligned_le16(&report[i + 3]); features->y_phy = @@ -254,7 +254,7 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi } else if (features->type == BAMBOO_PT) { /* need to reset back */ features->pktlen = WACOM_PKGLEN_BBTOUCH; - features->device_type = BTN_TOOL_TRIPLETAP; + features->device_type = BTN_TOOL_DOUBLETAP; features->y_phy = get_unaligned_le16(&report[i + 3]); features->y_max = diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 367fa82a607e..08ba5ad9c9be 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -16,6 +16,14 @@ #include "wacom.h" #include <linux/input/mt.h> +/* resolution for penabled devices */ +#define WACOM_PL_RES 20 +#define WACOM_PENPRTN_RES 40 +#define WACOM_VOLITO_RES 50 +#define WACOM_GRAPHIRE_RES 80 +#define WACOM_INTUOS_RES 100 +#define WACOM_INTUOS3_RES 200 + static int wacom_penpartner_irq(struct wacom_wac *wacom) { unsigned char *data = wacom->data; @@ -675,169 +683,87 @@ static int wacom_intuos_irq(struct wacom_wac *wacom) return 1; } - -static void wacom_tpc_finger_in(struct wacom_wac *wacom, char *data, int idx) +static int wacom_tpc_mt_touch(struct wacom_wac *wacom) { struct input_dev *input = wacom->input; - int finger = idx + 1; - int x = le16_to_cpup((__le16 *)&data[finger * 2]) & 0x7fff; - int y = le16_to_cpup((__le16 *)&data[4 + finger * 2]) & 0x7fff; + unsigned char *data = wacom->data; + int contact_with_no_pen_down_count = 0; + int i; - /* - * Work around input core suppressing "duplicate" events since - * we are abusing ABS_X/ABS_Y to transmit multi-finger data. - * This should go away once we switch to true multitouch - * protocol. - */ - if (wacom->last_finger != finger) { - if (x == input_abs_get_val(input, ABS_X)) - x++; + for (i = 0; i < 2; i++) { + int p = data[1] & (1 << i); + bool touch = p && !wacom->shared->stylus_in_proximity; + + input_mt_slot(input, i); + input_mt_report_slot_state(input, MT_TOOL_FINGER, touch); + if (touch) { + int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff; + int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff; - if (y == input_abs_get_val(input, ABS_Y)) - y++; + input_report_abs(input, ABS_MT_POSITION_X, x); + input_report_abs(input, ABS_MT_POSITION_Y, y); + contact_with_no_pen_down_count++; + } } - input_report_abs(input, ABS_X, x); - input_report_abs(input, ABS_Y, y); - input_report_abs(input, ABS_MISC, wacom->id[0]); - input_report_key(input, wacom->tool[finger], 1); - if (!idx) - input_report_key(input, BTN_TOUCH, 1); - input_event(input, EV_MSC, MSC_SERIAL, finger); - input_sync(input); + /* keep touch state for pen event */ + wacom->shared->touch_down = (contact_with_no_pen_down_count > 0); - wacom->last_finger = finger; -} + input_mt_report_pointer_emulation(input, true); -static void wacom_tpc_touch_out(struct wacom_wac *wacom, int idx) -{ - struct input_dev *input = wacom->input; - int finger = idx + 1; - - input_report_abs(input, ABS_X, 0); - input_report_abs(input, ABS_Y, 0); - input_report_abs(input, ABS_MISC, 0); - input_report_key(input, wacom->tool[finger], 0); - if (!idx) - input_report_key(input, BTN_TOUCH, 0); - input_event(input, EV_MSC, MSC_SERIAL, finger); - input_sync(input); + return 1; } -static void wacom_tpc_touch_in(struct wacom_wac *wacom, size_t len) +static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len) { char *data = wacom->data; struct input_dev *input = wacom->input; + bool prox; + int x = 0, y = 0; - wacom->tool[1] = BTN_TOOL_DOUBLETAP; - wacom->id[0] = TOUCH_DEVICE_ID; - wacom->tool[2] = BTN_TOOL_TRIPLETAP; - - if (len != WACOM_PKGLEN_TPC1FG) { - - switch (data[0]) { + if (!wacom->shared->stylus_in_proximity) { + if (len == WACOM_PKGLEN_TPC1FG) { + prox = data[0] & 0x01; + x = get_unaligned_le16(&data[1]); + y = get_unaligned_le16(&data[3]); + } else { /* with capacity */ + prox = data[1] & 0x01; + x = le16_to_cpup((__le16 *)&data[2]); + y = le16_to_cpup((__le16 *)&data[4]); + } + } else + /* force touch out when pen is in prox */ + prox = 0; - case WACOM_REPORT_TPC1FG: - input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); - input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4])); - input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6])); - input_report_key(input, BTN_TOUCH, le16_to_cpup((__le16 *)&data[6])); - input_report_abs(input, ABS_MISC, wacom->id[0]); - input_report_key(input, wacom->tool[1], 1); - input_sync(input); - break; + if (prox) { + input_report_abs(input, ABS_X, x); + input_report_abs(input, ABS_Y, y); + } + input_report_key(input, BTN_TOUCH, prox); - case WACOM_REPORT_TPC2FG: - if (data[1] & 0x01) - wacom_tpc_finger_in(wacom, data, 0); - else if (wacom->id[1] & 0x01) - wacom_tpc_touch_out(wacom, 0); + /* keep touch state for pen events */ + wacom->shared->touch_down = prox; - if (data[1] & 0x02) - wacom_tpc_finger_in(wacom, data, 1); - else if (wacom->id[1] & 0x02) - wacom_tpc_touch_out(wacom, 1); - break; - } - } else { - input_report_abs(input, ABS_X, get_unaligned_le16(&data[1])); - input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3])); - input_report_key(input, BTN_TOUCH, 1); - input_report_abs(input, ABS_MISC, wacom->id[1]); - input_report_key(input, wacom->tool[1], 1); - input_sync(input); - } + return 1; } -static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len) +static int wacom_tpc_pen(struct wacom_wac *wacom) { struct wacom_features *features = &wacom->features; char *data = wacom->data; struct input_dev *input = wacom->input; - int prox = 0, pressure; - int retval = 0; - - dbg("wacom_tpc_irq: received report #%d", data[0]); - - if (len == WACOM_PKGLEN_TPC1FG || /* single touch */ - data[0] == WACOM_REPORT_TPC1FG || /* single touch */ - data[0] == WACOM_REPORT_TPC2FG) { /* 2FG touch */ - - if (wacom->shared->stylus_in_proximity) { - if (wacom->id[1] & 0x01) - wacom_tpc_touch_out(wacom, 0); - - if (wacom->id[1] & 0x02) - wacom_tpc_touch_out(wacom, 1); + int pressure; + bool prox = data[1] & 0x20; - wacom->id[1] = 0; - return 0; - } - - if (len == WACOM_PKGLEN_TPC1FG) { /* with touch */ - prox = data[0] & 0x01; - } else { /* with capacity */ - if (data[0] == WACOM_REPORT_TPC1FG) - /* single touch */ - prox = data[1] & 0x01; - else - /* 2FG touch data */ - prox = data[1] & 0x03; - } - - if (prox) { - if (!wacom->id[1]) - wacom->last_finger = 1; - wacom_tpc_touch_in(wacom, len); - } else { - if (data[0] == WACOM_REPORT_TPC2FG) { - /* 2FGT out-prox */ - if (wacom->id[1] & 0x01) - wacom_tpc_touch_out(wacom, 0); + if (!wacom->shared->stylus_in_proximity) /* first in prox */ + /* Going into proximity select tool */ + wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; - if (wacom->id[1] & 0x02) - wacom_tpc_touch_out(wacom, 1); - } else - /* one finger touch */ - wacom_tpc_touch_out(wacom, 0); + /* keep pen state for touch events */ + wacom->shared->stylus_in_proximity = prox; - wacom->id[0] = 0; - } - /* keep prox bit to send proper out-prox event */ - wacom->id[1] = prox; - } else if (data[0] == WACOM_REPORT_PENABLED) { /* Penabled */ - prox = data[1] & 0x20; - - if (!wacom->shared->stylus_in_proximity) { /* 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->shared->stylus_in_proximity = true; - } + /* send pen events only when touch is up or forced out */ + if (!wacom->shared->touch_down) { input_report_key(input, BTN_STYLUS, data[1] & 0x02); input_report_key(input, BTN_STYLUS2, data[1] & 0x10); input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); @@ -847,15 +773,27 @@ static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len) pressure = features->pressure_max + pressure + 1; input_report_abs(input, ABS_PRESSURE, pressure); input_report_key(input, BTN_TOUCH, data[1] & 0x05); - if (!prox) { /* out-prox */ - wacom->id[0] = 0; - wacom->shared->stylus_in_proximity = false; - } input_report_key(input, wacom->tool[0], prox); - input_report_abs(input, ABS_MISC, wacom->id[0]); - retval = 1; + return 1; } - return retval; + + return 0; +} + +static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len) +{ + char *data = wacom->data; + + dbg("wacom_tpc_irq: received report #%d", data[0]); + + if (len == WACOM_PKGLEN_TPC1FG || data[0] == WACOM_REPORT_TPC1FG) + return wacom_tpc_single_touch(wacom, len); + else if (data[0] == WACOM_REPORT_TPC2FG) + return wacom_tpc_mt_touch(wacom); + else if (data[0] == WACOM_REPORT_PENABLED) + return wacom_tpc_pen(wacom); + + return 0; } static int wacom_bpt_touch(struct wacom_wac *wacom) @@ -1078,7 +1016,7 @@ void wacom_setup_device_quirks(struct wacom_features *features) { /* touch device found but size is not defined. use default */ - if (features->device_type == BTN_TOOL_DOUBLETAP && !features->x_max) { + if (features->device_type == BTN_TOOL_FINGER && !features->x_max) { features->x_max = 1023; features->y_max = 1023; } @@ -1090,7 +1028,7 @@ void wacom_setup_device_quirks(struct wacom_features *features) /* quirks for bamboo touch */ if (features->type == BAMBOO_PT && - features->device_type == BTN_TOOL_TRIPLETAP) { + features->device_type == BTN_TOOL_DOUBLETAP) { features->x_max <<= 5; features->y_max <<= 5; features->x_fuzz <<= 5; @@ -1125,6 +1063,19 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev, input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max, features->pressure_fuzz, 0); + if (features->device_type == BTN_TOOL_PEN) { + /* penabled devices have fixed resolution for each model */ + input_abs_set_res(input_dev, ABS_X, features->x_resolution); + input_abs_set_res(input_dev, ABS_Y, features->y_resolution); + } else { + input_abs_set_res(input_dev, ABS_X, + wacom_calculate_touch_res(features->x_max, + features->x_phy)); + input_abs_set_res(input_dev, ABS_Y, + wacom_calculate_touch_res(features->y_max, + features->y_phy)); + } + __set_bit(ABS_MISC, input_dev->absbit); switch (wacom_wac->features.type) { @@ -1226,23 +1177,20 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev, break; case TABLETPC2FG: - if (features->device_type == BTN_TOOL_TRIPLETAP) { - __set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit); - input_set_capability(input_dev, EV_MSC, MSC_SERIAL); + if (features->device_type == BTN_TOOL_DOUBLETAP) { + + input_mt_init_slots(input_dev, 2); + input_set_abs_params(input_dev, ABS_MT_TOOL_TYPE, + 0, MT_TOOL_MAX, 0, 0); + input_set_abs_params(input_dev, ABS_MT_POSITION_X, + 0, features->x_max, 0, 0); + input_set_abs_params(input_dev, ABS_MT_POSITION_Y, + 0, features->y_max, 0, 0); } /* fall through */ case TABLETPC: - if (features->device_type == BTN_TOOL_DOUBLETAP || - features->device_type == BTN_TOOL_TRIPLETAP) { - input_abs_set_res(input_dev, ABS_X, - wacom_calculate_touch_res(features->x_max, - features->x_phy)); - input_abs_set_res(input_dev, ABS_Y, - wacom_calculate_touch_res(features->y_max, - features->y_phy)); - __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit); - } + __clear_bit(ABS_MISC, input_dev->absbit); if (features->device_type != BTN_TOOL_PEN) break; /* no need to process stylus stuff */ @@ -1264,7 +1212,7 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev, case BAMBOO_PT: __clear_bit(ABS_MISC, input_dev->absbit); - if (features->device_type == BTN_TOOL_TRIPLETAP) { + if (features->device_type == BTN_TOOL_DOUBLETAP) { __set_bit(BTN_LEFT, input_dev->keybit); __set_bit(BTN_FORWARD, input_dev->keybit); __set_bit(BTN_BACK, input_dev->keybit); @@ -1283,12 +1231,6 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev, input_set_abs_params(input_dev, ABS_MT_PRESSURE, 0, features->pressure_max, features->pressure_fuzz, 0); - input_abs_set_res(input_dev, ABS_X, - wacom_calculate_touch_res(features->x_max, - features->x_phy)); - input_abs_set_res(input_dev, ABS_Y, - wacom_calculate_touch_res(features->y_max, - features->y_phy)); } else if (features->device_type == BTN_TOOL_PEN) { __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); __set_bit(BTN_TOOL_PEN, input_dev->keybit); @@ -1300,161 +1242,242 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev, } static const struct wacom_features wacom_features_0x00 = - { "Wacom Penpartner", WACOM_PKGLEN_PENPRTN, 5040, 3780, 255, 0, PENPARTNER }; + { "Wacom Penpartner", WACOM_PKGLEN_PENPRTN, 5040, 3780, 255, + 0, PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES }; static const struct wacom_features wacom_features_0x10 = - { "Wacom Graphire", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511, 63, GRAPHIRE }; + { "Wacom Graphire", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511, + 63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES }; static const struct wacom_features wacom_features_0x11 = - { "Wacom Graphire2 4x5", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511, 63, GRAPHIRE }; + { "Wacom Graphire2 4x5", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511, + 63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES }; static const struct wacom_features wacom_features_0x12 = - { "Wacom Graphire2 5x7", WACOM_PKGLEN_GRAPHIRE, 13918, 10206, 511, 63, GRAPHIRE }; + { "Wacom Graphire2 5x7", WACOM_PKGLEN_GRAPHIRE, 13918, 10206, 511, + 63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES }; static const struct wacom_features wacom_features_0x13 = - { "Wacom Graphire3", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511, 63, GRAPHIRE }; + { "Wacom Graphire3", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511, + 63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES }; static const struct wacom_features wacom_features_0x14 = - { "Wacom Graphire3 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, 63, GRAPHIRE }; + { "Wacom Graphire3 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, + 63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES }; static const struct wacom_features wacom_features_0x15 = - { "Wacom Graphire4 4x5", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511, 63, WACOM_G4 }; + { "Wacom Graphire4 4x5", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511, + 63, WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES }; static const struct wacom_features wacom_features_0x16 = - { "Wacom Graphire4 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, 63, WACOM_G4 }; + { "Wacom Graphire4 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, + 63, WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES }; static const struct wacom_features wacom_features_0x17 = - { "Wacom BambooFun 4x5", WACOM_PKGLEN_BBFUN, 14760, 9225, 511, 63, WACOM_MO }; + { "Wacom BambooFun 4x5", WACOM_PKGLEN_BBFUN, 14760, 9225, 511, + 63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x18 = - { "Wacom BambooFun 6x8", WACOM_PKGLEN_BBFUN, 21648, 13530, 511, 63, WACOM_MO }; + { "Wacom BambooFun 6x8", WACOM_PKGLEN_BBFUN, 21648, 13530, 511, + 63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x19 = - { "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, 63, GRAPHIRE }; + { "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511, + 63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES }; static const struct wacom_features wacom_features_0x60 = - { "Wacom Volito", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, 63, GRAPHIRE }; + { "Wacom Volito", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, + 63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES }; static const struct wacom_features wacom_features_0x61 = - { "Wacom PenStation2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 255, 63, GRAPHIRE }; + { "Wacom PenStation2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 255, + 63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES }; static const struct wacom_features wacom_features_0x62 = - { "Wacom Volito2 4x5", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, 63, GRAPHIRE }; + { "Wacom Volito2 4x5", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, + 63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES }; static const struct wacom_features wacom_features_0x63 = - { "Wacom Volito2 2x3", WACOM_PKGLEN_GRAPHIRE, 3248, 2320, 511, 63, GRAPHIRE }; + { "Wacom Volito2 2x3", WACOM_PKGLEN_GRAPHIRE, 3248, 2320, 511, + 63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES }; static const struct wacom_features wacom_features_0x64 = - { "Wacom PenPartner2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 511, 63, GRAPHIRE }; + { "Wacom PenPartner2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 511, + 63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES }; static const struct wacom_features wacom_features_0x65 = - { "Wacom Bamboo", WACOM_PKGLEN_BBFUN, 14760, 9225, 511, 63, WACOM_MO }; + { "Wacom Bamboo", WACOM_PKGLEN_BBFUN, 14760, 9225, 511, + 63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x69 = - { "Wacom Bamboo1", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, 63, GRAPHIRE }; + { "Wacom Bamboo1", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511, + 63, GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES }; static const struct wacom_features wacom_features_0x20 = - { "Wacom Intuos 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023, 31, INTUOS }; + { "Wacom Intuos 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x21 = - { "Wacom Intuos 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }; + { "Wacom Intuos 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x22 = - { "Wacom Intuos 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023, 31, INTUOS }; + { "Wacom Intuos 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x23 = - { "Wacom Intuos 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023, 31, INTUOS }; + { "Wacom Intuos 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x24 = - { "Wacom Intuos 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023, 31, INTUOS }; + { "Wacom Intuos 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x30 = - { "Wacom PL400", WACOM_PKGLEN_GRAPHIRE, 5408, 4056, 255, 0, PL }; + { "Wacom PL400", WACOM_PKGLEN_GRAPHIRE, 5408, 4056, 255, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x31 = - { "Wacom PL500", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 255, 0, PL }; + { "Wacom PL500", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 255, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x32 = - { "Wacom PL600", WACOM_PKGLEN_GRAPHIRE, 6126, 4604, 255, 0, PL }; + { "Wacom PL600", WACOM_PKGLEN_GRAPHIRE, 6126, 4604, 255, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x33 = - { "Wacom PL600SX", WACOM_PKGLEN_GRAPHIRE, 6260, 5016, 255, 0, PL }; + { "Wacom PL600SX", WACOM_PKGLEN_GRAPHIRE, 6260, 5016, 255, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x34 = - { "Wacom PL550", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 511, 0, PL }; + { "Wacom PL550", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 511, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x35 = - { "Wacom PL800", WACOM_PKGLEN_GRAPHIRE, 7220, 5780, 511, 0, PL }; + { "Wacom PL800", WACOM_PKGLEN_GRAPHIRE, 7220, 5780, 511, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x37 = - { "Wacom PL700", WACOM_PKGLEN_GRAPHIRE, 6758, 5406, 511, 0, PL }; + { "Wacom PL700", WACOM_PKGLEN_GRAPHIRE, 6758, 5406, 511, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x38 = - { "Wacom PL510", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511, 0, PL }; + { "Wacom PL510", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x39 = - { "Wacom DTU710", WACOM_PKGLEN_GRAPHIRE, 34080, 27660, 511, 0, PL }; + { "Wacom DTU710", WACOM_PKGLEN_GRAPHIRE, 34080, 27660, 511, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0xC4 = - { "Wacom DTF521", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511, 0, PL }; + { "Wacom DTF521", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0xC0 = - { "Wacom DTF720", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511, 0, PL }; + { "Wacom DTF720", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0xC2 = - { "Wacom DTF720a", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511, 0, PL }; + { "Wacom DTF720a", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511, + 0, PL, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x03 = - { "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE, 20480, 15360, 511, 0, PTU }; + { "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE, 20480, 15360, 511, + 0, PTU, WACOM_PL_RES, WACOM_PL_RES }; static const struct wacom_features wacom_features_0x41 = - { "Wacom Intuos2 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023, 31, INTUOS }; + { "Wacom Intuos2 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x42 = - { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }; + { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x43 = - { "Wacom Intuos2 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023, 31, INTUOS }; + { "Wacom Intuos2 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x44 = - { "Wacom Intuos2 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023, 31, INTUOS }; + { "Wacom Intuos2 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x45 = - { "Wacom Intuos2 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023, 31, INTUOS }; + { "Wacom Intuos2 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0xB0 = - { "Wacom Intuos3 4x5", WACOM_PKGLEN_INTUOS, 25400, 20320, 1023, 63, INTUOS3S }; + { "Wacom Intuos3 4x5", WACOM_PKGLEN_INTUOS, 25400, 20320, 1023, + 63, INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xB1 = - { "Wacom Intuos3 6x8", WACOM_PKGLEN_INTUOS, 40640, 30480, 1023, 63, INTUOS3 }; + { "Wacom Intuos3 6x8", WACOM_PKGLEN_INTUOS, 40640, 30480, 1023, + 63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xB2 = - { "Wacom Intuos3 9x12", WACOM_PKGLEN_INTUOS, 60960, 45720, 1023, 63, INTUOS3 }; + { "Wacom Intuos3 9x12", WACOM_PKGLEN_INTUOS, 60960, 45720, 1023, + 63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xB3 = - { "Wacom Intuos3 12x12", WACOM_PKGLEN_INTUOS, 60960, 60960, 1023, 63, INTUOS3L }; + { "Wacom Intuos3 12x12", WACOM_PKGLEN_INTUOS, 60960, 60960, 1023, + 63, INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xB4 = - { "Wacom Intuos3 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 1023, 63, INTUOS3L }; + { "Wacom Intuos3 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 1023, + 63, INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xB5 = - { "Wacom Intuos3 6x11", WACOM_PKGLEN_INTUOS, 54204, 31750, 1023, 63, INTUOS3 }; + { "Wacom Intuos3 6x11", WACOM_PKGLEN_INTUOS, 54204, 31750, 1023, + 63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xB7 = - { "Wacom Intuos3 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 1023, 63, INTUOS3S }; + { "Wacom Intuos3 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 1023, + 63, INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xB8 = - { "Wacom Intuos4 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047, 63, INTUOS4S }; + { "Wacom Intuos4 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047, + 63, INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xB9 = - { "Wacom Intuos4 6x9", WACOM_PKGLEN_INTUOS, 44704, 27940, 2047, 63, INTUOS4 }; + { "Wacom Intuos4 6x9", WACOM_PKGLEN_INTUOS, 44704, 27940, 2047, + 63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xBA = - { "Wacom Intuos4 8x13", WACOM_PKGLEN_INTUOS, 65024, 40640, 2047, 63, INTUOS4L }; + { "Wacom Intuos4 8x13", WACOM_PKGLEN_INTUOS, 65024, 40640, 2047, + 63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xBB = - { "Wacom Intuos4 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 2047, 63, INTUOS4L }; + { "Wacom Intuos4 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 2047, + 63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xBC = - { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40840, 25400, 2047, 63, INTUOS4 }; + { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40840, 25400, 2047, + 63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0x3F = - { "Wacom Cintiq 21UX", WACOM_PKGLEN_INTUOS, 87200, 65600, 1023, 63, CINTIQ }; + { "Wacom Cintiq 21UX", WACOM_PKGLEN_INTUOS, 87200, 65600, 1023, + 63, CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xC5 = - { "Wacom Cintiq 20WSX", WACOM_PKGLEN_INTUOS, 86680, 54180, 1023, 63, WACOM_BEE }; + { "Wacom Cintiq 20WSX", WACOM_PKGLEN_INTUOS, 86680, 54180, 1023, + 63, WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xC6 = - { "Wacom Cintiq 12WX", WACOM_PKGLEN_INTUOS, 53020, 33440, 1023, 63, WACOM_BEE }; + { "Wacom Cintiq 12WX", WACOM_PKGLEN_INTUOS, 53020, 33440, 1023, + 63, WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xC7 = - { "Wacom DTU1931", WACOM_PKGLEN_GRAPHIRE, 37832, 30305, 511, 0, PL }; + { "Wacom DTU1931", WACOM_PKGLEN_GRAPHIRE, 37832, 30305, 511, + 0, PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0xCE = - { "Wacom DTU2231", WACOM_PKGLEN_GRAPHIRE, 47864, 27011, 511, 0, DTU }; + { "Wacom DTU2231", WACOM_PKGLEN_GRAPHIRE, 47864, 27011, 511, + 0, DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0xF0 = - { "Wacom DTU1631", WACOM_PKGLEN_GRAPHIRE, 34623, 19553, 511, 0, DTU }; + { "Wacom DTU1631", WACOM_PKGLEN_GRAPHIRE, 34623, 19553, 511, + 0, DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0xCC = - { "Wacom Cintiq 21UX2", WACOM_PKGLEN_INTUOS, 87200, 65600, 2047, 63, WACOM_21UX2 }; + { "Wacom Cintiq 21UX2", WACOM_PKGLEN_INTUOS, 87200, 65600, 2047, + 63, WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0x90 = - { "Wacom ISDv4 90", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }; + { "Wacom ISDv4 90", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, + 0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x93 = - { "Wacom ISDv4 93", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }; + { "Wacom ISDv4 93", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, + 0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x9A = - { "Wacom ISDv4 9A", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }; + { "Wacom ISDv4 9A", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, + 0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x9F = - { "Wacom ISDv4 9F", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, 0, TABLETPC }; + { "Wacom ISDv4 9F", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255, + 0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0xE2 = - { "Wacom ISDv4 E2", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, 0, TABLETPC2FG }; + { "Wacom ISDv4 E2", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, + 0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0xE3 = - { "Wacom ISDv4 E3", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, 0, TABLETPC2FG }; + { "Wacom ISDv4 E3", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255, + 0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xE6 = + { "Wacom ISDv4 E6", WACOM_PKGLEN_TPC2FG, 27760, 15694, 255, + 0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x47 = - { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS }; -static struct wacom_features wacom_features_0xD0 = - { "Wacom Bamboo 2FG", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT }; -static struct wacom_features wacom_features_0xD1 = - { "Wacom Bamboo 2FG 4x5", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT }; -static struct wacom_features wacom_features_0xD2 = - { "Wacom Bamboo Craft", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT }; -static struct wacom_features wacom_features_0xD3 = - { "Wacom Bamboo 2FG 6x8", WACOM_PKGLEN_BBFUN, 21648, 13530, 1023, 63, BAMBOO_PT }; + { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, + 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xD0 = + { "Wacom Bamboo 2FG", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xD1 = + { "Wacom Bamboo 2FG 4x5", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xD2 = + { "Wacom Bamboo Craft", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xD3 = + { "Wacom Bamboo 2FG 6x8", WACOM_PKGLEN_BBFUN, 21648, 13530, 1023, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0xD4 = - { "Wacom Bamboo Pen", WACOM_PKGLEN_BBFUN, 14720, 9200, 255, 63, BAMBOO_PT }; -static struct wacom_features wacom_features_0xD6 = - { "Wacom BambooPT 2FG 4x5", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT }; -static struct wacom_features wacom_features_0xD7 = - { "Wacom BambooPT 2FG Small", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT }; -static struct wacom_features wacom_features_0xD8 = - { "Wacom Bamboo Comic 2FG", WACOM_PKGLEN_BBFUN, 21648, 13530, 1023, 63, BAMBOO_PT }; -static struct wacom_features wacom_features_0xDA = - { "Wacom Bamboo 2FG 4x5 SE", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, 63, BAMBOO_PT }; + { "Wacom Bamboo Pen", WACOM_PKGLEN_BBFUN, 14720, 9200, 255, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xD6 = + { "Wacom BambooPT 2FG 4x5", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xD7 = + { "Wacom BambooPT 2FG Small", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xD8 = + { "Wacom Bamboo Comic 2FG", WACOM_PKGLEN_BBFUN, 21648, 13530, 1023, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xDA = + { "Wacom Bamboo 2FG 4x5 SE", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static struct wacom_features wacom_features_0xDB = - { "Wacom Bamboo 2FG 6x8 SE", WACOM_PKGLEN_BBFUN, 21648, 13530, 1023, 63, BAMBOO_PT }; + { "Wacom Bamboo 2FG 6x8 SE", WACOM_PKGLEN_BBFUN, 21648, 13530, 1023, + 63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x6004 = - { "ISD-V4", WACOM_PKGLEN_GRAPHIRE, 12800, 8000, 255, 0, TABLETPC }; + { "ISD-V4", WACOM_PKGLEN_GRAPHIRE, 12800, 8000, 255, + 0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; #define USB_DEVICE_WACOM(prod) \ USB_DEVICE(USB_VENDOR_ID_WACOM, prod), \ @@ -1541,6 +1564,7 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0x9F) }, { USB_DEVICE_WACOM(0xE2) }, { USB_DEVICE_WACOM(0xE3) }, + { USB_DEVICE_WACOM(0xE6) }, { USB_DEVICE_WACOM(0x47) }, { USB_DEVICE_LENOVO(0x6004) }, { } diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h index b1310ec9720c..53eb71b68330 100644 --- a/drivers/input/tablet/wacom_wac.h +++ b/drivers/input/tablet/wacom_wac.h @@ -74,6 +74,8 @@ struct wacom_features { int pressure_max; int distance_max; int type; + int x_resolution; + int y_resolution; int device_type; int x_phy; int y_phy; @@ -88,15 +90,15 @@ struct wacom_features { struct wacom_shared { bool stylus_in_proximity; + bool touch_down; }; struct wacom_wac { char name[64]; unsigned char *data; - int tool[3]; - int id[3]; + int tool[2]; + int id[2]; __u32 serial[2]; - int last_finger; struct wacom_features features; struct wacom_shared *shared; struct input_dev *input; diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index 61834ae282e1..434fd800cd24 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -86,6 +86,18 @@ config TOUCHSCREEN_AD7879_SPI To compile this driver as a module, choose M here: the module will be called ad7879-spi. +config TOUCHSCREEN_ATMEL_MXT + tristate "Atmel mXT I2C Touchscreen" + depends on I2C + help + Say Y here if you have Atmel mXT series I2C touchscreen, + such as AT42QT602240/ATMXT224, connected to your system. + + If unsure, say N. + + To compile this driver as a module, choose M here: the + module will be called atmel_mxt_ts. + config TOUCHSCREEN_BITSY tristate "Compaq iPAQ H3600 (Bitsy) touchscreen" depends on SA1100_BITSY @@ -339,18 +351,6 @@ config TOUCHSCREEN_PENMOUNT To compile this driver as a module, choose M here: the module will be called penmount. -config TOUCHSCREEN_QT602240 - tristate "QT602240 I2C Touchscreen" - depends on I2C - help - Say Y here if you have the AT42QT602240/ATMXT224 I2C touchscreen - connected to your system. - - If unsure, say N. - - To compile this driver as a module, choose M here: the - module will be called qt602240_ts. - config TOUCHSCREEN_MIGOR tristate "Renesas MIGO-R touchscreen" depends on SH_MIGOR && I2C @@ -423,6 +423,16 @@ config TOUCHSCREEN_UCB1400 To compile this driver as a module, choose M here: the module will be called ucb1400_ts. +config TOUCHSCREEN_WM831X + tristate "Support for WM831x touchscreen controllers" + depends on MFD_WM831X + help + This enables support for the touchscreen controller on the WM831x + series of PMICs. + + To compile this driver as a module, choose M here: the + module will be called wm831x-ts. + config TOUCHSCREEN_WM97XX tristate "Support for WM97xx AC97 touchscreen controllers" depends on AC97_BUS @@ -629,6 +639,17 @@ config TOUCHSCREEN_TOUCHIT213 To compile this driver as a module, choose M here: the module will be called touchit213. +config TOUCHSCREEN_TSC2005 + tristate "TSC2005 based touchscreens" + depends on SPI_MASTER && GENERIC_HARDIRQS + help + Say Y here if you have a TSC2005 based touchscreen. + + If unsure, say N. + + To compile this driver as a module, choose M here: the + module will be called tsc2005. + config TOUCHSCREEN_TSC2007 tristate "TSC2007 based touchscreens" depends on I2C diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile index 718bcc814952..ca94098d4c92 100644 --- a/drivers/input/touchscreen/Makefile +++ b/drivers/input/touchscreen/Makefile @@ -12,6 +12,7 @@ obj-$(CONFIG_TOUCHSCREEN_AD7879) += ad7879.o obj-$(CONFIG_TOUCHSCREEN_AD7879_I2C) += ad7879-i2c.o obj-$(CONFIG_TOUCHSCREEN_AD7879_SPI) += ad7879-spi.o obj-$(CONFIG_TOUCHSCREEN_ADS7846) += ads7846.o +obj-$(CONFIG_TOUCHSCREEN_ATMEL_MXT) += atmel_mxt_ts.o obj-$(CONFIG_TOUCHSCREEN_ATMEL_TSADCC) += atmel_tsadcc.o obj-$(CONFIG_TOUCHSCREEN_BITSY) += h3600_ts_input.o obj-$(CONFIG_TOUCHSCREEN_BU21013) += bu21013_ts.o @@ -37,7 +38,6 @@ obj-$(CONFIG_TOUCHSCREEN_HTCPEN) += htcpen.o obj-$(CONFIG_TOUCHSCREEN_USB_COMPOSITE) += usbtouchscreen.o obj-$(CONFIG_TOUCHSCREEN_PCAP) += pcap_ts.o obj-$(CONFIG_TOUCHSCREEN_PENMOUNT) += penmount.o -obj-$(CONFIG_TOUCHSCREEN_QT602240) += qt602240_ts.o obj-$(CONFIG_TOUCHSCREEN_S3C2410) += s3c2410_ts.o obj-$(CONFIG_TOUCHSCREEN_ST1232) += st1232.o obj-$(CONFIG_TOUCHSCREEN_STMPE) += stmpe-ts.o @@ -45,9 +45,11 @@ obj-$(CONFIG_TOUCHSCREEN_TNETV107X) += tnetv107x-ts.o obj-$(CONFIG_TOUCHSCREEN_TOUCHIT213) += touchit213.o obj-$(CONFIG_TOUCHSCREEN_TOUCHRIGHT) += touchright.o obj-$(CONFIG_TOUCHSCREEN_TOUCHWIN) += touchwin.o +obj-$(CONFIG_TOUCHSCREEN_TSC2005) += tsc2005.o obj-$(CONFIG_TOUCHSCREEN_TSC2007) += tsc2007.o obj-$(CONFIG_TOUCHSCREEN_UCB1400) += ucb1400_ts.o obj-$(CONFIG_TOUCHSCREEN_WACOM_W8001) += wacom_w8001.o +obj-$(CONFIG_TOUCHSCREEN_WM831X) += wm831x-ts.o obj-$(CONFIG_TOUCHSCREEN_WM97XX) += wm97xx-ts.o wm97xx-ts-$(CONFIG_TOUCHSCREEN_WM9705) += wm9705.o wm97xx-ts-$(CONFIG_TOUCHSCREEN_WM9712) += wm9712.o diff --git a/drivers/input/touchscreen/ad7877.c b/drivers/input/touchscreen/ad7877.c index a1952fcc083e..714d4e0f9f95 100644 --- a/drivers/input/touchscreen/ad7877.c +++ b/drivers/input/touchscreen/ad7877.c @@ -41,6 +41,7 @@ #include <linux/delay.h> #include <linux/input.h> #include <linux/interrupt.h> +#include <linux/pm.h> #include <linux/slab.h> #include <linux/spi/spi.h> #include <linux/spi/ad7877.h> @@ -826,39 +827,37 @@ static int __devexit ad7877_remove(struct spi_device *spi) return 0; } -#ifdef CONFIG_PM -static int ad7877_suspend(struct spi_device *spi, pm_message_t message) +#ifdef CONFIG_PM_SLEEP +static int ad7877_suspend(struct device *dev) { - struct ad7877 *ts = dev_get_drvdata(&spi->dev); + struct ad7877 *ts = dev_get_drvdata(dev); ad7877_disable(ts); return 0; } -static int ad7877_resume(struct spi_device *spi) +static int ad7877_resume(struct device *dev) { - struct ad7877 *ts = dev_get_drvdata(&spi->dev); + struct ad7877 *ts = dev_get_drvdata(dev); ad7877_enable(ts); return 0; } -#else -#define ad7877_suspend NULL -#define ad7877_resume NULL #endif +static SIMPLE_DEV_PM_OPS(ad7877_pm, ad7877_suspend, ad7877_resume); + static struct spi_driver ad7877_driver = { .driver = { .name = "ad7877", .bus = &spi_bus_type, .owner = THIS_MODULE, + .pm = &ad7877_pm, }, .probe = ad7877_probe, .remove = __devexit_p(ad7877_remove), - .suspend = ad7877_suspend, - .resume = ad7877_resume, }; static int __init ad7877_init(void) diff --git a/drivers/input/touchscreen/ad7879-spi.c b/drivers/input/touchscreen/ad7879-spi.c index 59c6e68c4325..ddf732f3cafc 100644 --- a/drivers/input/touchscreen/ad7879-spi.c +++ b/drivers/input/touchscreen/ad7879-spi.c @@ -7,6 +7,7 @@ */ #include <linux/input.h> /* BUS_SPI */ +#include <linux/pm.h> #include <linux/spi/spi.h> #include "ad7879.h" @@ -20,9 +21,10 @@ #define AD7879_WRITECMD(reg) (AD7879_CMD(reg)) #define AD7879_READCMD(reg) (AD7879_CMD(reg) | AD7879_CMD_READ) -#ifdef CONFIG_PM -static int ad7879_spi_suspend(struct spi_device *spi, pm_message_t message) +#ifdef CONFIG_PM_SLEEP +static int ad7879_spi_suspend(struct device *dev) { + struct spi_device *spi = to_spi_device(dev); struct ad7879 *ts = spi_get_drvdata(spi); ad7879_suspend(ts); @@ -30,19 +32,19 @@ static int ad7879_spi_suspend(struct spi_device *spi, pm_message_t message) return 0; } -static int ad7879_spi_resume(struct spi_device *spi) +static int ad7879_spi_resume(struct device *dev) { + struct spi_device *spi = to_spi_device(dev); struct ad7879 *ts = spi_get_drvdata(spi); ad7879_resume(ts); return 0; } -#else -# define ad7879_spi_suspend NULL -# define ad7879_spi_resume NULL #endif +static SIMPLE_DEV_PM_OPS(ad7879_spi_pm, ad7879_spi_suspend, ad7879_spi_resume); + /* * ad7879_read/write are only used for initial setup and for sysfs controls. * The main traffic is done in ad7879_collect(). @@ -173,11 +175,10 @@ static struct spi_driver ad7879_spi_driver = { .name = "ad7879", .bus = &spi_bus_type, .owner = THIS_MODULE, + .pm = &ad7879_spi_pm, }, .probe = ad7879_spi_probe, .remove = __devexit_p(ad7879_spi_remove), - .suspend = ad7879_spi_suspend, - .resume = ad7879_spi_resume, }; static int __init ad7879_spi_init(void) diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 4bf2316e3284..c24946f51256 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -26,6 +26,7 @@ #include <linux/input.h> #include <linux/interrupt.h> #include <linux/slab.h> +#include <linux/pm.h> #include <linux/gpio.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> @@ -892,9 +893,10 @@ static irqreturn_t ads7846_irq(int irq, void *handle) return IRQ_HANDLED; } -static int ads7846_suspend(struct spi_device *spi, pm_message_t message) +#ifdef CONFIG_PM_SLEEP +static int ads7846_suspend(struct device *dev) { - struct ads7846 *ts = dev_get_drvdata(&spi->dev); + struct ads7846 *ts = dev_get_drvdata(dev); mutex_lock(&ts->lock); @@ -914,9 +916,9 @@ static int ads7846_suspend(struct spi_device *spi, pm_message_t message) return 0; } -static int ads7846_resume(struct spi_device *spi) +static int ads7846_resume(struct device *dev) { - struct ads7846 *ts = dev_get_drvdata(&spi->dev); + struct ads7846 *ts = dev_get_drvdata(dev); mutex_lock(&ts->lock); @@ -935,6 +937,9 @@ static int ads7846_resume(struct spi_device *spi) return 0; } +#endif + +static SIMPLE_DEV_PM_OPS(ads7846_pm, ads7846_suspend, ads7846_resume); static int __devinit ads7846_setup_pendown(struct spi_device *spi, struct ads7846 *ts) { @@ -1408,11 +1413,10 @@ static struct spi_driver ads7846_driver = { .name = "ads7846", .bus = &spi_bus_type, .owner = THIS_MODULE, + .pm = &ads7846_pm, }, .probe = ads7846_probe, .remove = __devexit_p(ads7846_remove), - .suspend = ads7846_suspend, - .resume = ads7846_resume, }; static int __init ads7846_init(void) diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c new file mode 100644 index 000000000000..4012436633b1 --- /dev/null +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -0,0 +1,1211 @@ +/* + * Atmel maXTouch Touchscreen driver + * + * Copyright (C) 2010 Samsung Electronics Co.Ltd + * Author: Joonyoung Shim <jy0922.shim@samsung.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/firmware.h> +#include <linux/i2c.h> +#include <linux/i2c/atmel_mxt_ts.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/slab.h> + +/* Version */ +#define MXT_VER_20 20 +#define MXT_VER_21 21 +#define MXT_VER_22 22 + +/* Slave addresses */ +#define MXT_APP_LOW 0x4a +#define MXT_APP_HIGH 0x4b +#define MXT_BOOT_LOW 0x24 +#define MXT_BOOT_HIGH 0x25 + +/* Firmware */ +#define MXT_FW_NAME "maxtouch.fw" + +/* Registers */ +#define MXT_FAMILY_ID 0x00 +#define MXT_VARIANT_ID 0x01 +#define MXT_VERSION 0x02 +#define MXT_BUILD 0x03 +#define MXT_MATRIX_X_SIZE 0x04 +#define MXT_MATRIX_Y_SIZE 0x05 +#define MXT_OBJECT_NUM 0x06 +#define MXT_OBJECT_START 0x07 + +#define MXT_OBJECT_SIZE 6 + +/* Object types */ +#define MXT_DEBUG_DIAGNOSTIC 37 +#define MXT_GEN_MESSAGE 5 +#define MXT_GEN_COMMAND 6 +#define MXT_GEN_POWER 7 +#define MXT_GEN_ACQUIRE 8 +#define MXT_TOUCH_MULTI 9 +#define MXT_TOUCH_KEYARRAY 15 +#define MXT_TOUCH_PROXIMITY 23 +#define MXT_PROCI_GRIPFACE 20 +#define MXT_PROCG_NOISE 22 +#define MXT_PROCI_ONETOUCH 24 +#define MXT_PROCI_TWOTOUCH 27 +#define MXT_PROCI_GRIP 40 +#define MXT_PROCI_PALM 41 +#define MXT_SPT_COMMSCONFIG 18 +#define MXT_SPT_GPIOPWM 19 +#define MXT_SPT_SELFTEST 25 +#define MXT_SPT_CTECONFIG 28 +#define MXT_SPT_USERDATA 38 +#define MXT_SPT_DIGITIZER 43 +#define MXT_SPT_MESSAGECOUNT 44 + +/* MXT_GEN_COMMAND field */ +#define MXT_COMMAND_RESET 0 +#define MXT_COMMAND_BACKUPNV 1 +#define MXT_COMMAND_CALIBRATE 2 +#define MXT_COMMAND_REPORTALL 3 +#define MXT_COMMAND_DIAGNOSTIC 5 + +/* MXT_GEN_POWER field */ +#define MXT_POWER_IDLEACQINT 0 +#define MXT_POWER_ACTVACQINT 1 +#define MXT_POWER_ACTV2IDLETO 2 + +/* MXT_GEN_ACQUIRE field */ +#define MXT_ACQUIRE_CHRGTIME 0 +#define MXT_ACQUIRE_TCHDRIFT 2 +#define MXT_ACQUIRE_DRIFTST 3 +#define MXT_ACQUIRE_TCHAUTOCAL 4 +#define MXT_ACQUIRE_SYNC 5 +#define MXT_ACQUIRE_ATCHCALST 6 +#define MXT_ACQUIRE_ATCHCALSTHR 7 + +/* MXT_TOUCH_MULTI field */ +#define MXT_TOUCH_CTRL 0 +#define MXT_TOUCH_XORIGIN 1 +#define MXT_TOUCH_YORIGIN 2 +#define MXT_TOUCH_XSIZE 3 +#define MXT_TOUCH_YSIZE 4 +#define MXT_TOUCH_BLEN 6 +#define MXT_TOUCH_TCHTHR 7 +#define MXT_TOUCH_TCHDI 8 +#define MXT_TOUCH_ORIENT 9 +#define MXT_TOUCH_MOVHYSTI 11 +#define MXT_TOUCH_MOVHYSTN 12 +#define MXT_TOUCH_NUMTOUCH 14 +#define MXT_TOUCH_MRGHYST 15 +#define MXT_TOUCH_MRGTHR 16 +#define MXT_TOUCH_AMPHYST 17 +#define MXT_TOUCH_XRANGE_LSB 18 +#define MXT_TOUCH_XRANGE_MSB 19 +#define MXT_TOUCH_YRANGE_LSB 20 +#define MXT_TOUCH_YRANGE_MSB 21 +#define MXT_TOUCH_XLOCLIP 22 +#define MXT_TOUCH_XHICLIP 23 +#define MXT_TOUCH_YLOCLIP 24 +#define MXT_TOUCH_YHICLIP 25 +#define MXT_TOUCH_XEDGECTRL 26 +#define MXT_TOUCH_XEDGEDIST 27 +#define MXT_TOUCH_YEDGECTRL 28 +#define MXT_TOUCH_YEDGEDIST 29 +#define MXT_TOUCH_JUMPLIMIT 30 + +/* MXT_PROCI_GRIPFACE field */ +#define MXT_GRIPFACE_CTRL 0 +#define MXT_GRIPFACE_XLOGRIP 1 +#define MXT_GRIPFACE_XHIGRIP 2 +#define MXT_GRIPFACE_YLOGRIP 3 +#define MXT_GRIPFACE_YHIGRIP 4 +#define MXT_GRIPFACE_MAXTCHS 5 +#define MXT_GRIPFACE_SZTHR1 7 +#define MXT_GRIPFACE_SZTHR2 8 +#define MXT_GRIPFACE_SHPTHR1 9 +#define MXT_GRIPFACE_SHPTHR2 10 +#define MXT_GRIPFACE_SUPEXTTO 11 + +/* MXT_PROCI_NOISE field */ +#define MXT_NOISE_CTRL 0 +#define MXT_NOISE_OUTFLEN 1 +#define MXT_NOISE_GCAFUL_LSB 3 +#define MXT_NOISE_GCAFUL_MSB 4 +#define MXT_NOISE_GCAFLL_LSB 5 +#define MXT_NOISE_GCAFLL_MSB 6 +#define MXT_NOISE_ACTVGCAFVALID 7 +#define MXT_NOISE_NOISETHR 8 +#define MXT_NOISE_FREQHOPSCALE 10 +#define MXT_NOISE_FREQ0 11 +#define MXT_NOISE_FREQ1 12 +#define MXT_NOISE_FREQ2 13 +#define MXT_NOISE_FREQ3 14 +#define MXT_NOISE_FREQ4 15 +#define MXT_NOISE_IDLEGCAFVALID 16 + +/* MXT_SPT_COMMSCONFIG */ +#define MXT_COMMS_CTRL 0 +#define MXT_COMMS_CMD 1 + +/* MXT_SPT_CTECONFIG field */ +#define MXT_CTE_CTRL 0 +#define MXT_CTE_CMD 1 +#define MXT_CTE_MODE 2 +#define MXT_CTE_IDLEGCAFDEPTH 3 +#define MXT_CTE_ACTVGCAFDEPTH 4 +#define MXT_CTE_VOLTAGE 5 + +#define MXT_VOLTAGE_DEFAULT 2700000 +#define MXT_VOLTAGE_STEP 10000 + +/* Define for MXT_GEN_COMMAND */ +#define MXT_BOOT_VALUE 0xa5 +#define MXT_BACKUP_VALUE 0x55 +#define MXT_BACKUP_TIME 25 /* msec */ +#define MXT_RESET_TIME 65 /* msec */ + +#define MXT_FWRESET_TIME 175 /* msec */ + +/* Command to unlock bootloader */ +#define MXT_UNLOCK_CMD_MSB 0xaa +#define MXT_UNLOCK_CMD_LSB 0xdc + +/* Bootloader mode status */ +#define MXT_WAITING_BOOTLOAD_CMD 0xc0 /* valid 7 6 bit only */ +#define MXT_WAITING_FRAME_DATA 0x80 /* valid 7 6 bit only */ +#define MXT_FRAME_CRC_CHECK 0x02 +#define MXT_FRAME_CRC_FAIL 0x03 +#define MXT_FRAME_CRC_PASS 0x04 +#define MXT_APP_CRC_FAIL 0x40 /* valid 7 8 bit only */ +#define MXT_BOOT_STATUS_MASK 0x3f + +/* Touch status */ +#define MXT_SUPPRESS (1 << 1) +#define MXT_AMP (1 << 2) +#define MXT_VECTOR (1 << 3) +#define MXT_MOVE (1 << 4) +#define MXT_RELEASE (1 << 5) +#define MXT_PRESS (1 << 6) +#define MXT_DETECT (1 << 7) + +/* Touchscreen absolute values */ +#define MXT_MAX_XC 0x3ff +#define MXT_MAX_YC 0x3ff +#define MXT_MAX_AREA 0xff + +#define MXT_MAX_FINGER 10 + +struct mxt_info { + u8 family_id; + u8 variant_id; + u8 version; + u8 build; + u8 matrix_xsize; + u8 matrix_ysize; + u8 object_num; +}; + +struct mxt_object { + u8 type; + u16 start_address; + u8 size; + u8 instances; + u8 num_report_ids; + + /* to map object and message */ + u8 max_reportid; +}; + +struct mxt_message { + u8 reportid; + u8 message[7]; + u8 checksum; +}; + +struct mxt_finger { + int status; + int x; + int y; + int area; +}; + +/* Each client has this additional data */ +struct mxt_data { + struct i2c_client *client; + struct input_dev *input_dev; + const struct mxt_platform_data *pdata; + struct mxt_object *object_table; + struct mxt_info info; + struct mxt_finger finger[MXT_MAX_FINGER]; + unsigned int irq; +}; + +static bool mxt_object_readable(unsigned int type) +{ + switch (type) { + case MXT_GEN_MESSAGE: + case MXT_GEN_COMMAND: + case MXT_GEN_POWER: + case MXT_GEN_ACQUIRE: + case MXT_TOUCH_MULTI: + case MXT_TOUCH_KEYARRAY: + case MXT_TOUCH_PROXIMITY: + case MXT_PROCI_GRIPFACE: + case MXT_PROCG_NOISE: + case MXT_PROCI_ONETOUCH: + case MXT_PROCI_TWOTOUCH: + case MXT_PROCI_GRIP: + case MXT_PROCI_PALM: + case MXT_SPT_COMMSCONFIG: + case MXT_SPT_GPIOPWM: + case MXT_SPT_SELFTEST: + case MXT_SPT_CTECONFIG: + case MXT_SPT_USERDATA: + return true; + default: + return false; + } +} + +static bool mxt_object_writable(unsigned int type) +{ + switch (type) { + case MXT_GEN_COMMAND: + case MXT_GEN_POWER: + case MXT_GEN_ACQUIRE: + case MXT_TOUCH_MULTI: + case MXT_TOUCH_KEYARRAY: + case MXT_TOUCH_PROXIMITY: + case MXT_PROCI_GRIPFACE: + case MXT_PROCG_NOISE: + case MXT_PROCI_ONETOUCH: + case MXT_PROCI_TWOTOUCH: + case MXT_PROCI_GRIP: + case MXT_PROCI_PALM: + case MXT_SPT_GPIOPWM: + case MXT_SPT_SELFTEST: + case MXT_SPT_CTECONFIG: + return true; + default: + return false; + } +} + +static void mxt_dump_message(struct device *dev, + struct mxt_message *message) +{ + dev_dbg(dev, "reportid:\t0x%x\n", message->reportid); + dev_dbg(dev, "message1:\t0x%x\n", message->message[0]); + dev_dbg(dev, "message2:\t0x%x\n", message->message[1]); + dev_dbg(dev, "message3:\t0x%x\n", message->message[2]); + dev_dbg(dev, "message4:\t0x%x\n", message->message[3]); + dev_dbg(dev, "message5:\t0x%x\n", message->message[4]); + dev_dbg(dev, "message6:\t0x%x\n", message->message[5]); + dev_dbg(dev, "message7:\t0x%x\n", message->message[6]); + dev_dbg(dev, "checksum:\t0x%x\n", message->checksum); +} + +static int mxt_check_bootloader(struct i2c_client *client, + unsigned int state) +{ + u8 val; + +recheck: + if (i2c_master_recv(client, &val, 1) != 1) { + dev_err(&client->dev, "%s: i2c recv failed\n", __func__); + return -EIO; + } + + switch (state) { + case MXT_WAITING_BOOTLOAD_CMD: + case MXT_WAITING_FRAME_DATA: + val &= ~MXT_BOOT_STATUS_MASK; + break; + case MXT_FRAME_CRC_PASS: + if (val == MXT_FRAME_CRC_CHECK) + goto recheck; + break; + default: + return -EINVAL; + } + + if (val != state) { + dev_err(&client->dev, "Unvalid bootloader mode state\n"); + return -EINVAL; + } + + return 0; +} + +static int mxt_unlock_bootloader(struct i2c_client *client) +{ + u8 buf[2]; + + buf[0] = MXT_UNLOCK_CMD_LSB; + buf[1] = MXT_UNLOCK_CMD_MSB; + + if (i2c_master_send(client, buf, 2) != 2) { + dev_err(&client->dev, "%s: i2c send failed\n", __func__); + return -EIO; + } + + return 0; +} + +static int mxt_fw_write(struct i2c_client *client, + const u8 *data, unsigned int frame_size) +{ + if (i2c_master_send(client, data, frame_size) != frame_size) { + dev_err(&client->dev, "%s: i2c send failed\n", __func__); + return -EIO; + } + + return 0; +} + +static int __mxt_read_reg(struct i2c_client *client, + u16 reg, u16 len, void *val) +{ + struct i2c_msg xfer[2]; + u8 buf[2]; + + buf[0] = reg & 0xff; + buf[1] = (reg >> 8) & 0xff; + + /* Write register */ + xfer[0].addr = client->addr; + xfer[0].flags = 0; + xfer[0].len = 2; + xfer[0].buf = buf; + + /* Read data */ + xfer[1].addr = client->addr; + xfer[1].flags = I2C_M_RD; + xfer[1].len = len; + xfer[1].buf = val; + + if (i2c_transfer(client->adapter, xfer, 2) != 2) { + dev_err(&client->dev, "%s: i2c transfer failed\n", __func__); + return -EIO; + } + + return 0; +} + +static int mxt_read_reg(struct i2c_client *client, u16 reg, u8 *val) +{ + return __mxt_read_reg(client, reg, 1, val); +} + +static int mxt_write_reg(struct i2c_client *client, u16 reg, u8 val) +{ + u8 buf[3]; + + buf[0] = reg & 0xff; + buf[1] = (reg >> 8) & 0xff; + buf[2] = val; + + if (i2c_master_send(client, buf, 3) != 3) { + dev_err(&client->dev, "%s: i2c send failed\n", __func__); + return -EIO; + } + + return 0; +} + +static int mxt_read_object_table(struct i2c_client *client, + u16 reg, u8 *object_buf) +{ + return __mxt_read_reg(client, reg, MXT_OBJECT_SIZE, + object_buf); +} + +static struct mxt_object * +mxt_get_object(struct mxt_data *data, u8 type) +{ + struct mxt_object *object; + int i; + + for (i = 0; i < data->info.object_num; i++) { + object = data->object_table + i; + if (object->type == type) + return object; + } + + dev_err(&data->client->dev, "Invalid object type\n"); + return NULL; +} + +static int mxt_read_message(struct mxt_data *data, + struct mxt_message *message) +{ + struct mxt_object *object; + u16 reg; + + object = mxt_get_object(data, MXT_GEN_MESSAGE); + if (!object) + return -EINVAL; + + reg = object->start_address; + return __mxt_read_reg(data->client, reg, + sizeof(struct mxt_message), message); +} + +static int mxt_read_object(struct mxt_data *data, + u8 type, u8 offset, u8 *val) +{ + struct mxt_object *object; + u16 reg; + + object = mxt_get_object(data, type); + if (!object) + return -EINVAL; + + reg = object->start_address; + return __mxt_read_reg(data->client, reg + offset, 1, val); +} + +static int mxt_write_object(struct mxt_data *data, + u8 type, u8 offset, u8 val) +{ + struct mxt_object *object; + u16 reg; + + object = mxt_get_object(data, type); + if (!object) + return -EINVAL; + + reg = object->start_address; + return mxt_write_reg(data->client, reg + offset, val); +} + +static void mxt_input_report(struct mxt_data *data, int single_id) +{ + struct mxt_finger *finger = data->finger; + struct input_dev *input_dev = data->input_dev; + int status = finger[single_id].status; + int finger_num = 0; + int id; + + for (id = 0; id < MXT_MAX_FINGER; id++) { + if (!finger[id].status) + continue; + + input_report_abs(input_dev, ABS_MT_TOUCH_MAJOR, + finger[id].status != MXT_RELEASE ? + finger[id].area : 0); + input_report_abs(input_dev, ABS_MT_POSITION_X, + finger[id].x); + input_report_abs(input_dev, ABS_MT_POSITION_Y, + finger[id].y); + input_mt_sync(input_dev); + + if (finger[id].status == MXT_RELEASE) + finger[id].status = 0; + else + finger_num++; + } + + input_report_key(input_dev, BTN_TOUCH, finger_num > 0); + + if (status != MXT_RELEASE) { + input_report_abs(input_dev, ABS_X, finger[single_id].x); + input_report_abs(input_dev, ABS_Y, finger[single_id].y); + } + + input_sync(input_dev); +} + +static void mxt_input_touchevent(struct mxt_data *data, + struct mxt_message *message, int id) +{ + struct mxt_finger *finger = data->finger; + struct device *dev = &data->client->dev; + u8 status = message->message[0]; + int x; + int y; + int area; + + /* Check the touch is present on the screen */ + if (!(status & MXT_DETECT)) { + if (status & MXT_RELEASE) { + dev_dbg(dev, "[%d] released\n", id); + + finger[id].status = MXT_RELEASE; + mxt_input_report(data, id); + } + return; + } + + /* Check only AMP detection */ + if (!(status & (MXT_PRESS | MXT_MOVE))) + return; + + x = (message->message[1] << 2) | ((message->message[3] & ~0x3f) >> 6); + y = (message->message[2] << 2) | ((message->message[3] & ~0xf3) >> 2); + area = message->message[4]; + + dev_dbg(dev, "[%d] %s x: %d, y: %d, area: %d\n", id, + status & MXT_MOVE ? "moved" : "pressed", + x, y, area); + + finger[id].status = status & MXT_MOVE ? + MXT_MOVE : MXT_PRESS; + finger[id].x = x; + finger[id].y = y; + finger[id].area = area; + + mxt_input_report(data, id); +} + +static irqreturn_t mxt_interrupt(int irq, void *dev_id) +{ + struct mxt_data *data = dev_id; + struct mxt_message message; + struct mxt_object *object; + struct device *dev = &data->client->dev; + int id; + u8 reportid; + u8 max_reportid; + u8 min_reportid; + + do { + if (mxt_read_message(data, &message)) { + dev_err(dev, "Failed to read message\n"); + goto end; + } + + reportid = message.reportid; + + /* whether reportid is thing of MXT_TOUCH_MULTI */ + object = mxt_get_object(data, MXT_TOUCH_MULTI); + if (!object) + goto end; + + max_reportid = object->max_reportid; + min_reportid = max_reportid - object->num_report_ids + 1; + id = reportid - min_reportid; + + if (reportid >= min_reportid && reportid <= max_reportid) + mxt_input_touchevent(data, &message, id); + else + mxt_dump_message(dev, &message); + } while (reportid != 0xff); + +end: + return IRQ_HANDLED; +} + +static int mxt_check_reg_init(struct mxt_data *data) +{ + const struct mxt_platform_data *pdata = data->pdata; + struct mxt_object *object; + struct device *dev = &data->client->dev; + int index = 0; + int i, j, config_offset; + + if (!pdata->config) { + dev_dbg(dev, "No cfg data defined, skipping reg init\n"); + return 0; + } + + for (i = 0; i < data->info.object_num; i++) { + object = data->object_table + i; + + if (!mxt_object_writable(object->type)) + continue; + + for (j = 0; j < object->size + 1; j++) { + config_offset = index + j; + if (config_offset > pdata->config_length) { + dev_err(dev, "Not enough config data!\n"); + return -EINVAL; + } + mxt_write_object(data, object->type, j, + pdata->config[config_offset]); + } + index += object->size + 1; + } + + return 0; +} + +static int mxt_make_highchg(struct mxt_data *data) +{ + struct device *dev = &data->client->dev; + struct mxt_message message; + int count = 10; + int error; + + /* Read dummy message to make high CHG pin */ + do { + error = mxt_read_message(data, &message); + if (error) + return error; + } while (message.reportid != 0xff && --count); + + if (!count) { + dev_err(dev, "CHG pin isn't cleared\n"); + return -EBUSY; + } + + return 0; +} + +static void mxt_handle_pdata(struct mxt_data *data) +{ + const struct mxt_platform_data *pdata = data->pdata; + u8 voltage; + + /* Set touchscreen lines */ + mxt_write_object(data, MXT_TOUCH_MULTI, MXT_TOUCH_XSIZE, + pdata->x_line); + mxt_write_object(data, MXT_TOUCH_MULTI, MXT_TOUCH_YSIZE, + pdata->y_line); + + /* Set touchscreen orient */ + mxt_write_object(data, MXT_TOUCH_MULTI, MXT_TOUCH_ORIENT, + pdata->orient); + + /* Set touchscreen burst length */ + mxt_write_object(data, MXT_TOUCH_MULTI, + MXT_TOUCH_BLEN, pdata->blen); + + /* Set touchscreen threshold */ + mxt_write_object(data, MXT_TOUCH_MULTI, + MXT_TOUCH_TCHTHR, pdata->threshold); + + /* Set touchscreen resolution */ + mxt_write_object(data, MXT_TOUCH_MULTI, + MXT_TOUCH_XRANGE_LSB, (pdata->x_size - 1) & 0xff); + mxt_write_object(data, MXT_TOUCH_MULTI, + MXT_TOUCH_XRANGE_MSB, (pdata->x_size - 1) >> 8); + mxt_write_object(data, MXT_TOUCH_MULTI, + MXT_TOUCH_YRANGE_LSB, (pdata->y_size - 1) & 0xff); + mxt_write_object(data, MXT_TOUCH_MULTI, + MXT_TOUCH_YRANGE_MSB, (pdata->y_size - 1) >> 8); + + /* Set touchscreen voltage */ + if (pdata->voltage) { + if (pdata->voltage < MXT_VOLTAGE_DEFAULT) { + voltage = (MXT_VOLTAGE_DEFAULT - pdata->voltage) / + MXT_VOLTAGE_STEP; + voltage = 0xff - voltage + 1; + } else + voltage = (pdata->voltage - MXT_VOLTAGE_DEFAULT) / + MXT_VOLTAGE_STEP; + + mxt_write_object(data, MXT_SPT_CTECONFIG, + MXT_CTE_VOLTAGE, voltage); + } +} + +static int mxt_get_info(struct mxt_data *data) +{ + struct i2c_client *client = data->client; + struct mxt_info *info = &data->info; + int error; + u8 val; + + error = mxt_read_reg(client, MXT_FAMILY_ID, &val); + if (error) + return error; + info->family_id = val; + + error = mxt_read_reg(client, MXT_VARIANT_ID, &val); + if (error) + return error; + info->variant_id = val; + + error = mxt_read_reg(client, MXT_VERSION, &val); + if (error) + return error; + info->version = val; + + error = mxt_read_reg(client, MXT_BUILD, &val); + if (error) + return error; + info->build = val; + + error = mxt_read_reg(client, MXT_OBJECT_NUM, &val); + if (error) + return error; + info->object_num = val; + + return 0; +} + +static int mxt_get_object_table(struct mxt_data *data) +{ + int error; + int i; + u16 reg; + u8 reportid = 0; + u8 buf[MXT_OBJECT_SIZE]; + + for (i = 0; i < data->info.object_num; i++) { + struct mxt_object *object = data->object_table + i; + + reg = MXT_OBJECT_START + MXT_OBJECT_SIZE * i; + error = mxt_read_object_table(data->client, reg, buf); + if (error) + return error; + + object->type = buf[0]; + object->start_address = (buf[2] << 8) | buf[1]; + object->size = buf[3]; + object->instances = buf[4]; + object->num_report_ids = buf[5]; + + if (object->num_report_ids) { + reportid += object->num_report_ids * + (object->instances + 1); + object->max_reportid = reportid; + } + } + + return 0; +} + +static int mxt_initialize(struct mxt_data *data) +{ + struct i2c_client *client = data->client; + struct mxt_info *info = &data->info; + int error; + u8 val; + + error = mxt_get_info(data); + if (error) + return error; + + data->object_table = kcalloc(info->object_num, + sizeof(struct mxt_object), + GFP_KERNEL); + if (!data->object_table) { + dev_err(&client->dev, "Failed to allocate memory\n"); + return -ENOMEM; + } + + /* Get object table information */ + error = mxt_get_object_table(data); + if (error) + return error; + + /* Check register init values */ + error = mxt_check_reg_init(data); + if (error) + return error; + + error = mxt_make_highchg(data); + if (error) + return error; + + mxt_handle_pdata(data); + + /* Backup to memory */ + mxt_write_object(data, MXT_GEN_COMMAND, + MXT_COMMAND_BACKUPNV, + MXT_BACKUP_VALUE); + msleep(MXT_BACKUP_TIME); + + /* Soft reset */ + mxt_write_object(data, MXT_GEN_COMMAND, + MXT_COMMAND_RESET, 1); + msleep(MXT_RESET_TIME); + + /* Update matrix size at info struct */ + error = mxt_read_reg(client, MXT_MATRIX_X_SIZE, &val); + if (error) + return error; + info->matrix_xsize = val; + + error = mxt_read_reg(client, MXT_MATRIX_Y_SIZE, &val); + if (error) + return error; + info->matrix_ysize = val; + + dev_info(&client->dev, + "Family ID: %d Variant ID: %d Version: %d Build: %d\n", + info->family_id, info->variant_id, info->version, + info->build); + + dev_info(&client->dev, + "Matrix X Size: %d Matrix Y Size: %d Object Num: %d\n", + info->matrix_xsize, info->matrix_ysize, + info->object_num); + + return 0; +} + +static ssize_t mxt_object_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct mxt_data *data = dev_get_drvdata(dev); + struct mxt_object *object; + int count = 0; + int i, j; + int error; + u8 val; + + for (i = 0; i < data->info.object_num; i++) { + object = data->object_table + i; + + count += sprintf(buf + count, + "Object Table Element %d(Type %d)\n", + i + 1, object->type); + + if (!mxt_object_readable(object->type)) { + count += sprintf(buf + count, "\n"); + continue; + } + + for (j = 0; j < object->size + 1; j++) { + error = mxt_read_object(data, + object->type, j, &val); + if (error) + return error; + + count += sprintf(buf + count, + " Byte %d: 0x%x (%d)\n", j, val, val); + } + + count += sprintf(buf + count, "\n"); + } + + return count; +} + +static int mxt_load_fw(struct device *dev, const char *fn) +{ + struct mxt_data *data = dev_get_drvdata(dev); + struct i2c_client *client = data->client; + const struct firmware *fw = NULL; + unsigned int frame_size; + unsigned int pos = 0; + int ret; + + ret = request_firmware(&fw, fn, dev); + if (ret) { + dev_err(dev, "Unable to open firmware %s\n", fn); + return ret; + } + + /* Change to the bootloader mode */ + mxt_write_object(data, MXT_GEN_COMMAND, + MXT_COMMAND_RESET, MXT_BOOT_VALUE); + msleep(MXT_RESET_TIME); + + /* Change to slave address of bootloader */ + if (client->addr == MXT_APP_LOW) + client->addr = MXT_BOOT_LOW; + else + client->addr = MXT_BOOT_HIGH; + + ret = mxt_check_bootloader(client, MXT_WAITING_BOOTLOAD_CMD); + if (ret) + goto out; + + /* Unlock bootloader */ + mxt_unlock_bootloader(client); + + while (pos < fw->size) { + ret = mxt_check_bootloader(client, + MXT_WAITING_FRAME_DATA); + if (ret) + goto out; + + frame_size = ((*(fw->data + pos) << 8) | *(fw->data + pos + 1)); + + /* We should add 2 at frame size as the the firmware data is not + * included the CRC bytes. + */ + frame_size += 2; + + /* Write one frame to device */ + mxt_fw_write(client, fw->data + pos, frame_size); + + ret = mxt_check_bootloader(client, + MXT_FRAME_CRC_PASS); + if (ret) + goto out; + + pos += frame_size; + + dev_dbg(dev, "Updated %d bytes / %zd bytes\n", pos, fw->size); + } + +out: + release_firmware(fw); + + /* Change to slave address of application */ + if (client->addr == MXT_BOOT_LOW) + client->addr = MXT_APP_LOW; + else + client->addr = MXT_APP_HIGH; + + return ret; +} + +static ssize_t mxt_update_fw_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct mxt_data *data = dev_get_drvdata(dev); + int error; + + disable_irq(data->irq); + + error = mxt_load_fw(dev, MXT_FW_NAME); + if (error) { + dev_err(dev, "The firmware update failed(%d)\n", error); + count = error; + } else { + dev_dbg(dev, "The firmware update succeeded\n"); + + /* Wait for reset */ + msleep(MXT_FWRESET_TIME); + + kfree(data->object_table); + data->object_table = NULL; + + mxt_initialize(data); + } + + enable_irq(data->irq); + + return count; +} + +static DEVICE_ATTR(object, 0444, mxt_object_show, NULL); +static DEVICE_ATTR(update_fw, 0664, NULL, mxt_update_fw_store); + +static struct attribute *mxt_attrs[] = { + &dev_attr_object.attr, + &dev_attr_update_fw.attr, + NULL +}; + +static const struct attribute_group mxt_attr_group = { + .attrs = mxt_attrs, +}; + +static void mxt_start(struct mxt_data *data) +{ + /* Touch enable */ + mxt_write_object(data, + MXT_TOUCH_MULTI, MXT_TOUCH_CTRL, 0x83); +} + +static void mxt_stop(struct mxt_data *data) +{ + /* Touch disable */ + mxt_write_object(data, + MXT_TOUCH_MULTI, MXT_TOUCH_CTRL, 0); +} + +static int mxt_input_open(struct input_dev *dev) +{ + struct mxt_data *data = input_get_drvdata(dev); + + mxt_start(data); + + return 0; +} + +static void mxt_input_close(struct input_dev *dev) +{ + struct mxt_data *data = input_get_drvdata(dev); + + mxt_stop(data); +} + +static int __devinit mxt_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + const struct mxt_platform_data *pdata = client->dev.platform_data; + struct mxt_data *data; + struct input_dev *input_dev; + int error; + + if (!pdata) + return -EINVAL; + + data = kzalloc(sizeof(struct mxt_data), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!data || !input_dev) { + dev_err(&client->dev, "Failed to allocate memory\n"); + error = -ENOMEM; + goto err_free_mem; + } + + input_dev->name = "Atmel maXTouch Touchscreen"; + input_dev->id.bustype = BUS_I2C; + input_dev->dev.parent = &client->dev; + input_dev->open = mxt_input_open; + input_dev->close = mxt_input_close; + + __set_bit(EV_ABS, input_dev->evbit); + __set_bit(EV_KEY, input_dev->evbit); + __set_bit(BTN_TOUCH, input_dev->keybit); + + /* For single touch */ + input_set_abs_params(input_dev, ABS_X, + 0, MXT_MAX_XC, 0, 0); + input_set_abs_params(input_dev, ABS_Y, + 0, MXT_MAX_YC, 0, 0); + + /* For multi touch */ + input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, + 0, MXT_MAX_AREA, 0, 0); + input_set_abs_params(input_dev, ABS_MT_POSITION_X, + 0, MXT_MAX_XC, 0, 0); + input_set_abs_params(input_dev, ABS_MT_POSITION_Y, + 0, MXT_MAX_YC, 0, 0); + + input_set_drvdata(input_dev, data); + + data->client = client; + data->input_dev = input_dev; + data->pdata = pdata; + data->irq = client->irq; + + i2c_set_clientdata(client, data); + + error = mxt_initialize(data); + if (error) + goto err_free_object; + + error = request_threaded_irq(client->irq, NULL, mxt_interrupt, + pdata->irqflags, client->dev.driver->name, data); + if (error) { + dev_err(&client->dev, "Failed to register interrupt\n"); + goto err_free_object; + } + + error = input_register_device(input_dev); + if (error) + goto err_free_irq; + + error = sysfs_create_group(&client->dev.kobj, &mxt_attr_group); + if (error) + goto err_unregister_device; + + return 0; + +err_unregister_device: + input_unregister_device(input_dev); + input_dev = NULL; +err_free_irq: + free_irq(client->irq, data); +err_free_object: + kfree(data->object_table); +err_free_mem: + input_free_device(input_dev); + kfree(data); + return error; +} + +static int __devexit mxt_remove(struct i2c_client *client) +{ + struct mxt_data *data = i2c_get_clientdata(client); + + sysfs_remove_group(&client->dev.kobj, &mxt_attr_group); + free_irq(data->irq, data); + input_unregister_device(data->input_dev); + kfree(data->object_table); + kfree(data); + + return 0; +} + +#ifdef CONFIG_PM +static int mxt_suspend(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct mxt_data *data = i2c_get_clientdata(client); + struct input_dev *input_dev = data->input_dev; + + mutex_lock(&input_dev->mutex); + + if (input_dev->users) + mxt_stop(data); + + mutex_unlock(&input_dev->mutex); + + return 0; +} + +static int mxt_resume(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct mxt_data *data = i2c_get_clientdata(client); + struct input_dev *input_dev = data->input_dev; + + /* Soft reset */ + mxt_write_object(data, MXT_GEN_COMMAND, + MXT_COMMAND_RESET, 1); + + msleep(MXT_RESET_TIME); + + mutex_lock(&input_dev->mutex); + + if (input_dev->users) + mxt_start(data); + + mutex_unlock(&input_dev->mutex); + + return 0; +} + +static const struct dev_pm_ops mxt_pm_ops = { + .suspend = mxt_suspend, + .resume = mxt_resume, +}; +#endif + +static const struct i2c_device_id mxt_id[] = { + { "qt602240_ts", 0 }, + { "atmel_mxt_ts", 0 }, + { "mXT224", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, mxt_id); + +static struct i2c_driver mxt_driver = { + .driver = { + .name = "atmel_mxt_ts", + .owner = THIS_MODULE, +#ifdef CONFIG_PM + .pm = &mxt_pm_ops, +#endif + }, + .probe = mxt_probe, + .remove = __devexit_p(mxt_remove), + .id_table = mxt_id, +}; + +static int __init mxt_init(void) +{ + return i2c_add_driver(&mxt_driver); +} + +static void __exit mxt_exit(void) +{ + i2c_del_driver(&mxt_driver); +} + +module_init(mxt_init); +module_exit(mxt_exit); + +/* Module information */ +MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>"); +MODULE_DESCRIPTION("Atmel maXTouch Touchscreen driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/touchscreen/h3600_ts_input.c b/drivers/input/touchscreen/h3600_ts_input.c index b4d7f63deff1..45f93d0f5592 100644 --- a/drivers/input/touchscreen/h3600_ts_input.c +++ b/drivers/input/touchscreen/h3600_ts_input.c @@ -62,7 +62,7 @@ MODULE_LICENSE("GPL"); Programmer has no control over these numbers. TODO there are holes - specifically 1,7,0x0a */ -#define VERSION_ID 0 /* Get Version (request/respose) */ +#define VERSION_ID 0 /* Get Version (request/response) */ #define KEYBD_ID 2 /* Keyboard (event) */ #define TOUCHS_ID 3 /* Touch Screen (event)*/ #define EEPROM_READ_ID 4 /* (request/response) */ @@ -399,31 +399,34 @@ static int h3600ts_connect(struct serio *serio, struct serio_driver *drv) IRQF_SHARED | IRQF_DISABLED, "h3600_action", &ts->dev)) { printk(KERN_ERR "h3600ts.c: Could not allocate Action Button IRQ!\n"); err = -EBUSY; - goto fail2; + goto fail1; } if (request_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, npower_button_handler, IRQF_SHARED | IRQF_DISABLED, "h3600_suspend", &ts->dev)) { printk(KERN_ERR "h3600ts.c: Could not allocate Power Button IRQ!\n"); err = -EBUSY; - goto fail3; + goto fail2; } serio_set_drvdata(serio, ts); err = serio_open(serio, drv); if (err) - return err; + goto fail3; //h3600_flite_control(1, 25); /* default brightness */ - input_register_device(ts->dev); + err = input_register_device(ts->dev); + if (err) + goto fail4; return 0; -fail3: free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, ts->dev); +fail4: serio_close(serio); +fail3: serio_set_drvdata(serio, NULL); + free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, ts->dev); fail2: free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, ts->dev); -fail1: serio_set_drvdata(serio, NULL); - input_free_device(input_dev); +fail1: input_free_device(input_dev); kfree(ts); return err; } diff --git a/drivers/input/touchscreen/intel-mid-touch.c b/drivers/input/touchscreen/intel-mid-touch.c index c0307b22d86f..66c96bfc5522 100644 --- a/drivers/input/touchscreen/intel-mid-touch.c +++ b/drivers/input/touchscreen/intel-mid-touch.c @@ -542,7 +542,7 @@ static int __devinit mrstouch_adc_init(struct mrstouch_dev *tsdev) * ADC power on, start, enable PENDET and set loop delay * ADC loop delay is set to 4.5 ms approximately * Loop delay more than this results in jitter in adc readings - * Setting loop delay to 0 (continous loop) in MAXIM stops PENDET + * Setting loop delay to 0 (continuous loop) in MAXIM stops PENDET * interrupt generation sometimes. */ diff --git a/drivers/input/touchscreen/mainstone-wm97xx.c b/drivers/input/touchscreen/mainstone-wm97xx.c index b6b8b1c7ecea..3242e7076258 100644 --- a/drivers/input/touchscreen/mainstone-wm97xx.c +++ b/drivers/input/touchscreen/mainstone-wm97xx.c @@ -219,7 +219,7 @@ static int wm97xx_acc_startup(struct wm97xx *wm) } wm->pen_irq = gpio_to_irq(irq); - set_irq_type(wm->pen_irq, IRQ_TYPE_EDGE_BOTH); + irq_set_irq_type(wm->pen_irq, IRQ_TYPE_EDGE_BOTH); } else /* pen irq not supported */ pen_int = 0; diff --git a/drivers/input/touchscreen/qt602240_ts.c b/drivers/input/touchscreen/qt602240_ts.c deleted file mode 100644 index 4dcb0e872f6a..000000000000 --- a/drivers/input/touchscreen/qt602240_ts.c +++ /dev/null @@ -1,1406 +0,0 @@ -/* - * AT42QT602240/ATMXT224 Touchscreen driver - * - * Copyright (C) 2010 Samsung Electronics Co.Ltd - * Author: Joonyoung Shim <jy0922.shim@samsung.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/firmware.h> -#include <linux/i2c.h> -#include <linux/i2c/qt602240_ts.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/slab.h> - -/* Version */ -#define QT602240_VER_20 20 -#define QT602240_VER_21 21 -#define QT602240_VER_22 22 - -/* Slave addresses */ -#define QT602240_APP_LOW 0x4a -#define QT602240_APP_HIGH 0x4b -#define QT602240_BOOT_LOW 0x24 -#define QT602240_BOOT_HIGH 0x25 - -/* Firmware */ -#define QT602240_FW_NAME "qt602240.fw" - -/* Registers */ -#define QT602240_FAMILY_ID 0x00 -#define QT602240_VARIANT_ID 0x01 -#define QT602240_VERSION 0x02 -#define QT602240_BUILD 0x03 -#define QT602240_MATRIX_X_SIZE 0x04 -#define QT602240_MATRIX_Y_SIZE 0x05 -#define QT602240_OBJECT_NUM 0x06 -#define QT602240_OBJECT_START 0x07 - -#define QT602240_OBJECT_SIZE 6 - -/* Object types */ -#define QT602240_DEBUG_DIAGNOSTIC 37 -#define QT602240_GEN_MESSAGE 5 -#define QT602240_GEN_COMMAND 6 -#define QT602240_GEN_POWER 7 -#define QT602240_GEN_ACQUIRE 8 -#define QT602240_TOUCH_MULTI 9 -#define QT602240_TOUCH_KEYARRAY 15 -#define QT602240_TOUCH_PROXIMITY 23 -#define QT602240_PROCI_GRIPFACE 20 -#define QT602240_PROCG_NOISE 22 -#define QT602240_PROCI_ONETOUCH 24 -#define QT602240_PROCI_TWOTOUCH 27 -#define QT602240_SPT_COMMSCONFIG 18 /* firmware ver 21 over */ -#define QT602240_SPT_GPIOPWM 19 -#define QT602240_SPT_SELFTEST 25 -#define QT602240_SPT_CTECONFIG 28 -#define QT602240_SPT_USERDATA 38 /* firmware ver 21 over */ - -/* QT602240_GEN_COMMAND field */ -#define QT602240_COMMAND_RESET 0 -#define QT602240_COMMAND_BACKUPNV 1 -#define QT602240_COMMAND_CALIBRATE 2 -#define QT602240_COMMAND_REPORTALL 3 -#define QT602240_COMMAND_DIAGNOSTIC 5 - -/* QT602240_GEN_POWER field */ -#define QT602240_POWER_IDLEACQINT 0 -#define QT602240_POWER_ACTVACQINT 1 -#define QT602240_POWER_ACTV2IDLETO 2 - -/* QT602240_GEN_ACQUIRE field */ -#define QT602240_ACQUIRE_CHRGTIME 0 -#define QT602240_ACQUIRE_TCHDRIFT 2 -#define QT602240_ACQUIRE_DRIFTST 3 -#define QT602240_ACQUIRE_TCHAUTOCAL 4 -#define QT602240_ACQUIRE_SYNC 5 -#define QT602240_ACQUIRE_ATCHCALST 6 -#define QT602240_ACQUIRE_ATCHCALSTHR 7 - -/* QT602240_TOUCH_MULTI field */ -#define QT602240_TOUCH_CTRL 0 -#define QT602240_TOUCH_XORIGIN 1 -#define QT602240_TOUCH_YORIGIN 2 -#define QT602240_TOUCH_XSIZE 3 -#define QT602240_TOUCH_YSIZE 4 -#define QT602240_TOUCH_BLEN 6 -#define QT602240_TOUCH_TCHTHR 7 -#define QT602240_TOUCH_TCHDI 8 -#define QT602240_TOUCH_ORIENT 9 -#define QT602240_TOUCH_MOVHYSTI 11 -#define QT602240_TOUCH_MOVHYSTN 12 -#define QT602240_TOUCH_NUMTOUCH 14 -#define QT602240_TOUCH_MRGHYST 15 -#define QT602240_TOUCH_MRGTHR 16 -#define QT602240_TOUCH_AMPHYST 17 -#define QT602240_TOUCH_XRANGE_LSB 18 -#define QT602240_TOUCH_XRANGE_MSB 19 -#define QT602240_TOUCH_YRANGE_LSB 20 -#define QT602240_TOUCH_YRANGE_MSB 21 -#define QT602240_TOUCH_XLOCLIP 22 -#define QT602240_TOUCH_XHICLIP 23 -#define QT602240_TOUCH_YLOCLIP 24 -#define QT602240_TOUCH_YHICLIP 25 -#define QT602240_TOUCH_XEDGECTRL 26 -#define QT602240_TOUCH_XEDGEDIST 27 -#define QT602240_TOUCH_YEDGECTRL 28 -#define QT602240_TOUCH_YEDGEDIST 29 -#define QT602240_TOUCH_JUMPLIMIT 30 /* firmware ver 22 over */ - -/* QT602240_PROCI_GRIPFACE field */ -#define QT602240_GRIPFACE_CTRL 0 -#define QT602240_GRIPFACE_XLOGRIP 1 -#define QT602240_GRIPFACE_XHIGRIP 2 -#define QT602240_GRIPFACE_YLOGRIP 3 -#define QT602240_GRIPFACE_YHIGRIP 4 -#define QT602240_GRIPFACE_MAXTCHS 5 -#define QT602240_GRIPFACE_SZTHR1 7 -#define QT602240_GRIPFACE_SZTHR2 8 -#define QT602240_GRIPFACE_SHPTHR1 9 -#define QT602240_GRIPFACE_SHPTHR2 10 -#define QT602240_GRIPFACE_SUPEXTTO 11 - -/* QT602240_PROCI_NOISE field */ -#define QT602240_NOISE_CTRL 0 -#define QT602240_NOISE_OUTFLEN 1 -#define QT602240_NOISE_GCAFUL_LSB 3 -#define QT602240_NOISE_GCAFUL_MSB 4 -#define QT602240_NOISE_GCAFLL_LSB 5 -#define QT602240_NOISE_GCAFLL_MSB 6 -#define QT602240_NOISE_ACTVGCAFVALID 7 -#define QT602240_NOISE_NOISETHR 8 -#define QT602240_NOISE_FREQHOPSCALE 10 -#define QT602240_NOISE_FREQ0 11 -#define QT602240_NOISE_FREQ1 12 -#define QT602240_NOISE_FREQ2 13 -#define QT602240_NOISE_FREQ3 14 -#define QT602240_NOISE_FREQ4 15 -#define QT602240_NOISE_IDLEGCAFVALID 16 - -/* QT602240_SPT_COMMSCONFIG */ -#define QT602240_COMMS_CTRL 0 -#define QT602240_COMMS_CMD 1 - -/* QT602240_SPT_CTECONFIG field */ -#define QT602240_CTE_CTRL 0 -#define QT602240_CTE_CMD 1 -#define QT602240_CTE_MODE 2 -#define QT602240_CTE_IDLEGCAFDEPTH 3 -#define QT602240_CTE_ACTVGCAFDEPTH 4 -#define QT602240_CTE_VOLTAGE 5 /* firmware ver 21 over */ - -#define QT602240_VOLTAGE_DEFAULT 2700000 -#define QT602240_VOLTAGE_STEP 10000 - -/* Define for QT602240_GEN_COMMAND */ -#define QT602240_BOOT_VALUE 0xa5 -#define QT602240_BACKUP_VALUE 0x55 -#define QT602240_BACKUP_TIME 25 /* msec */ -#define QT602240_RESET_TIME 65 /* msec */ - -#define QT602240_FWRESET_TIME 175 /* msec */ - -/* Command to unlock bootloader */ -#define QT602240_UNLOCK_CMD_MSB 0xaa -#define QT602240_UNLOCK_CMD_LSB 0xdc - -/* Bootloader mode status */ -#define QT602240_WAITING_BOOTLOAD_CMD 0xc0 /* valid 7 6 bit only */ -#define QT602240_WAITING_FRAME_DATA 0x80 /* valid 7 6 bit only */ -#define QT602240_FRAME_CRC_CHECK 0x02 -#define QT602240_FRAME_CRC_FAIL 0x03 -#define QT602240_FRAME_CRC_PASS 0x04 -#define QT602240_APP_CRC_FAIL 0x40 /* valid 7 8 bit only */ -#define QT602240_BOOT_STATUS_MASK 0x3f - -/* Touch status */ -#define QT602240_SUPPRESS (1 << 1) -#define QT602240_AMP (1 << 2) -#define QT602240_VECTOR (1 << 3) -#define QT602240_MOVE (1 << 4) -#define QT602240_RELEASE (1 << 5) -#define QT602240_PRESS (1 << 6) -#define QT602240_DETECT (1 << 7) - -/* Touchscreen absolute values */ -#define QT602240_MAX_XC 0x3ff -#define QT602240_MAX_YC 0x3ff -#define QT602240_MAX_AREA 0xff - -#define QT602240_MAX_FINGER 10 - -/* Initial register values recommended from chip vendor */ -static const u8 init_vals_ver_20[] = { - /* QT602240_GEN_COMMAND(6) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_GEN_POWER(7) */ - 0x20, 0xff, 0x32, - /* QT602240_GEN_ACQUIRE(8) */ - 0x08, 0x05, 0x05, 0x00, 0x00, 0x00, 0x05, 0x14, - /* QT602240_TOUCH_MULTI(9) */ - 0x00, 0x00, 0x00, 0x11, 0x0a, 0x00, 0x00, 0x00, 0x02, 0x00, - 0x00, 0x01, 0x01, 0x0e, 0x0a, 0x0a, 0x0a, 0x0a, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x64, - /* QT602240_TOUCH_KEYARRAY(15) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, - /* QT602240_SPT_GPIOPWM(19) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, - /* QT602240_PROCI_GRIPFACE(20) */ - 0x00, 0x64, 0x64, 0x64, 0x64, 0x00, 0x00, 0x1e, 0x14, 0x04, - 0x1e, 0x00, - /* QT602240_PROCG_NOISE(22) */ - 0x05, 0x00, 0x00, 0x19, 0x00, 0xe7, 0xff, 0x04, 0x32, 0x00, - 0x01, 0x0a, 0x0f, 0x14, 0x00, 0x00, 0xe8, - /* QT602240_TOUCH_PROXIMITY(23) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, - /* QT602240_PROCI_ONETOUCH(24) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_SPT_SELFTEST(25) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - /* QT602240_PROCI_TWOTOUCH(27) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_SPT_CTECONFIG(28) */ - 0x00, 0x00, 0x00, 0x04, 0x08, -}; - -static const u8 init_vals_ver_21[] = { - /* QT602240_GEN_COMMAND(6) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_GEN_POWER(7) */ - 0x20, 0xff, 0x32, - /* QT602240_GEN_ACQUIRE(8) */ - 0x0a, 0x00, 0x05, 0x00, 0x00, 0x00, 0x09, 0x23, - /* QT602240_TOUCH_MULTI(9) */ - 0x00, 0x00, 0x00, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x02, 0x00, - 0x00, 0x01, 0x01, 0x0e, 0x0a, 0x0a, 0x0a, 0x0a, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_TOUCH_KEYARRAY(15) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, - /* QT602240_SPT_GPIOPWM(19) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_PROCI_GRIPFACE(20) */ - 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x28, 0x04, - 0x0f, 0x0a, - /* QT602240_PROCG_NOISE(22) */ - 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x23, 0x00, - 0x00, 0x05, 0x0f, 0x19, 0x23, 0x2d, 0x03, - /* QT602240_TOUCH_PROXIMITY(23) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, - /* QT602240_PROCI_ONETOUCH(24) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_SPT_SELFTEST(25) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - /* QT602240_PROCI_TWOTOUCH(27) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_SPT_CTECONFIG(28) */ - 0x00, 0x00, 0x00, 0x08, 0x10, 0x00, -}; - -static const u8 init_vals_ver_22[] = { - /* QT602240_GEN_COMMAND(6) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_GEN_POWER(7) */ - 0x20, 0xff, 0x32, - /* QT602240_GEN_ACQUIRE(8) */ - 0x0a, 0x00, 0x05, 0x00, 0x00, 0x00, 0x09, 0x23, - /* QT602240_TOUCH_MULTI(9) */ - 0x00, 0x00, 0x00, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x02, 0x00, - 0x00, 0x01, 0x01, 0x0e, 0x0a, 0x0a, 0x0a, 0x0a, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, - /* QT602240_TOUCH_KEYARRAY(15) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, - /* QT602240_SPT_GPIOPWM(19) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_PROCI_GRIPFACE(20) */ - 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x28, 0x04, - 0x0f, 0x0a, - /* QT602240_PROCG_NOISE(22) */ - 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x23, 0x00, - 0x00, 0x05, 0x0f, 0x19, 0x23, 0x2d, 0x03, - /* QT602240_TOUCH_PROXIMITY(23) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_PROCI_ONETOUCH(24) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_SPT_SELFTEST(25) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - /* QT602240_PROCI_TWOTOUCH(27) */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* QT602240_SPT_CTECONFIG(28) */ - 0x00, 0x00, 0x00, 0x08, 0x10, 0x00, -}; - -struct qt602240_info { - u8 family_id; - u8 variant_id; - u8 version; - u8 build; - u8 matrix_xsize; - u8 matrix_ysize; - u8 object_num; -}; - -struct qt602240_object { - u8 type; - u16 start_address; - u8 size; - u8 instances; - u8 num_report_ids; - - /* to map object and message */ - u8 max_reportid; -}; - -struct qt602240_message { - u8 reportid; - u8 message[7]; - u8 checksum; -}; - -struct qt602240_finger { - int status; - int x; - int y; - int area; -}; - -/* Each client has this additional data */ -struct qt602240_data { - struct i2c_client *client; - struct input_dev *input_dev; - const struct qt602240_platform_data *pdata; - struct qt602240_object *object_table; - struct qt602240_info info; - struct qt602240_finger finger[QT602240_MAX_FINGER]; - unsigned int irq; -}; - -static bool qt602240_object_readable(unsigned int type) -{ - switch (type) { - case QT602240_GEN_MESSAGE: - case QT602240_GEN_COMMAND: - case QT602240_GEN_POWER: - case QT602240_GEN_ACQUIRE: - case QT602240_TOUCH_MULTI: - case QT602240_TOUCH_KEYARRAY: - case QT602240_TOUCH_PROXIMITY: - case QT602240_PROCI_GRIPFACE: - case QT602240_PROCG_NOISE: - case QT602240_PROCI_ONETOUCH: - case QT602240_PROCI_TWOTOUCH: - case QT602240_SPT_COMMSCONFIG: - case QT602240_SPT_GPIOPWM: - case QT602240_SPT_SELFTEST: - case QT602240_SPT_CTECONFIG: - case QT602240_SPT_USERDATA: - return true; - default: - return false; - } -} - -static bool qt602240_object_writable(unsigned int type) -{ - switch (type) { - case QT602240_GEN_COMMAND: - case QT602240_GEN_POWER: - case QT602240_GEN_ACQUIRE: - case QT602240_TOUCH_MULTI: - case QT602240_TOUCH_KEYARRAY: - case QT602240_TOUCH_PROXIMITY: - case QT602240_PROCI_GRIPFACE: - case QT602240_PROCG_NOISE: - case QT602240_PROCI_ONETOUCH: - case QT602240_PROCI_TWOTOUCH: - case QT602240_SPT_GPIOPWM: - case QT602240_SPT_SELFTEST: - case QT602240_SPT_CTECONFIG: - return true; - default: - return false; - } -} - -static void qt602240_dump_message(struct device *dev, - struct qt602240_message *message) -{ - dev_dbg(dev, "reportid:\t0x%x\n", message->reportid); - dev_dbg(dev, "message1:\t0x%x\n", message->message[0]); - dev_dbg(dev, "message2:\t0x%x\n", message->message[1]); - dev_dbg(dev, "message3:\t0x%x\n", message->message[2]); - dev_dbg(dev, "message4:\t0x%x\n", message->message[3]); - dev_dbg(dev, "message5:\t0x%x\n", message->message[4]); - dev_dbg(dev, "message6:\t0x%x\n", message->message[5]); - dev_dbg(dev, "message7:\t0x%x\n", message->message[6]); - dev_dbg(dev, "checksum:\t0x%x\n", message->checksum); -} - -static int qt602240_check_bootloader(struct i2c_client *client, - unsigned int state) -{ - u8 val; - -recheck: - if (i2c_master_recv(client, &val, 1) != 1) { - dev_err(&client->dev, "%s: i2c recv failed\n", __func__); - return -EIO; - } - - switch (state) { - case QT602240_WAITING_BOOTLOAD_CMD: - case QT602240_WAITING_FRAME_DATA: - val &= ~QT602240_BOOT_STATUS_MASK; - break; - case QT602240_FRAME_CRC_PASS: - if (val == QT602240_FRAME_CRC_CHECK) - goto recheck; - break; - default: - return -EINVAL; - } - - if (val != state) { - dev_err(&client->dev, "Unvalid bootloader mode state\n"); - return -EINVAL; - } - - return 0; -} - -static int qt602240_unlock_bootloader(struct i2c_client *client) -{ - u8 buf[2]; - - buf[0] = QT602240_UNLOCK_CMD_LSB; - buf[1] = QT602240_UNLOCK_CMD_MSB; - - if (i2c_master_send(client, buf, 2) != 2) { - dev_err(&client->dev, "%s: i2c send failed\n", __func__); - return -EIO; - } - - return 0; -} - -static int qt602240_fw_write(struct i2c_client *client, - const u8 *data, unsigned int frame_size) -{ - if (i2c_master_send(client, data, frame_size) != frame_size) { - dev_err(&client->dev, "%s: i2c send failed\n", __func__); - return -EIO; - } - - return 0; -} - -static int __qt602240_read_reg(struct i2c_client *client, - u16 reg, u16 len, void *val) -{ - struct i2c_msg xfer[2]; - u8 buf[2]; - - buf[0] = reg & 0xff; - buf[1] = (reg >> 8) & 0xff; - - /* Write register */ - xfer[0].addr = client->addr; - xfer[0].flags = 0; - xfer[0].len = 2; - xfer[0].buf = buf; - - /* Read data */ - xfer[1].addr = client->addr; - xfer[1].flags = I2C_M_RD; - xfer[1].len = len; - xfer[1].buf = val; - - if (i2c_transfer(client->adapter, xfer, 2) != 2) { - dev_err(&client->dev, "%s: i2c transfer failed\n", __func__); - return -EIO; - } - - return 0; -} - -static int qt602240_read_reg(struct i2c_client *client, u16 reg, u8 *val) -{ - return __qt602240_read_reg(client, reg, 1, val); -} - -static int qt602240_write_reg(struct i2c_client *client, u16 reg, u8 val) -{ - u8 buf[3]; - - buf[0] = reg & 0xff; - buf[1] = (reg >> 8) & 0xff; - buf[2] = val; - - if (i2c_master_send(client, buf, 3) != 3) { - dev_err(&client->dev, "%s: i2c send failed\n", __func__); - return -EIO; - } - - return 0; -} - -static int qt602240_read_object_table(struct i2c_client *client, - u16 reg, u8 *object_buf) -{ - return __qt602240_read_reg(client, reg, QT602240_OBJECT_SIZE, - object_buf); -} - -static struct qt602240_object * -qt602240_get_object(struct qt602240_data *data, u8 type) -{ - struct qt602240_object *object; - int i; - - for (i = 0; i < data->info.object_num; i++) { - object = data->object_table + i; - if (object->type == type) - return object; - } - - dev_err(&data->client->dev, "Invalid object type\n"); - return NULL; -} - -static int qt602240_read_message(struct qt602240_data *data, - struct qt602240_message *message) -{ - struct qt602240_object *object; - u16 reg; - - object = qt602240_get_object(data, QT602240_GEN_MESSAGE); - if (!object) - return -EINVAL; - - reg = object->start_address; - return __qt602240_read_reg(data->client, reg, - sizeof(struct qt602240_message), message); -} - -static int qt602240_read_object(struct qt602240_data *data, - u8 type, u8 offset, u8 *val) -{ - struct qt602240_object *object; - u16 reg; - - object = qt602240_get_object(data, type); - if (!object) - return -EINVAL; - - reg = object->start_address; - return __qt602240_read_reg(data->client, reg + offset, 1, val); -} - -static int qt602240_write_object(struct qt602240_data *data, - u8 type, u8 offset, u8 val) -{ - struct qt602240_object *object; - u16 reg; - - object = qt602240_get_object(data, type); - if (!object) - return -EINVAL; - - reg = object->start_address; - return qt602240_write_reg(data->client, reg + offset, val); -} - -static void qt602240_input_report(struct qt602240_data *data, int single_id) -{ - struct qt602240_finger *finger = data->finger; - struct input_dev *input_dev = data->input_dev; - int status = finger[single_id].status; - int finger_num = 0; - int id; - - for (id = 0; id < QT602240_MAX_FINGER; id++) { - if (!finger[id].status) - continue; - - input_report_abs(input_dev, ABS_MT_TOUCH_MAJOR, - finger[id].status != QT602240_RELEASE ? - finger[id].area : 0); - input_report_abs(input_dev, ABS_MT_POSITION_X, - finger[id].x); - input_report_abs(input_dev, ABS_MT_POSITION_Y, - finger[id].y); - input_mt_sync(input_dev); - - if (finger[id].status == QT602240_RELEASE) - finger[id].status = 0; - else - finger_num++; - } - - input_report_key(input_dev, BTN_TOUCH, finger_num > 0); - - if (status != QT602240_RELEASE) { - input_report_abs(input_dev, ABS_X, finger[single_id].x); - input_report_abs(input_dev, ABS_Y, finger[single_id].y); - } - - input_sync(input_dev); -} - -static void qt602240_input_touchevent(struct qt602240_data *data, - struct qt602240_message *message, int id) -{ - struct qt602240_finger *finger = data->finger; - struct device *dev = &data->client->dev; - u8 status = message->message[0]; - int x; - int y; - int area; - - /* Check the touch is present on the screen */ - if (!(status & QT602240_DETECT)) { - if (status & QT602240_RELEASE) { - dev_dbg(dev, "[%d] released\n", id); - - finger[id].status = QT602240_RELEASE; - qt602240_input_report(data, id); - } - return; - } - - /* Check only AMP detection */ - if (!(status & (QT602240_PRESS | QT602240_MOVE))) - return; - - x = (message->message[1] << 2) | ((message->message[3] & ~0x3f) >> 6); - y = (message->message[2] << 2) | ((message->message[3] & ~0xf3) >> 2); - area = message->message[4]; - - dev_dbg(dev, "[%d] %s x: %d, y: %d, area: %d\n", id, - status & QT602240_MOVE ? "moved" : "pressed", - x, y, area); - - finger[id].status = status & QT602240_MOVE ? - QT602240_MOVE : QT602240_PRESS; - finger[id].x = x; - finger[id].y = y; - finger[id].area = area; - - qt602240_input_report(data, id); -} - -static irqreturn_t qt602240_interrupt(int irq, void *dev_id) -{ - struct qt602240_data *data = dev_id; - struct qt602240_message message; - struct qt602240_object *object; - struct device *dev = &data->client->dev; - int id; - u8 reportid; - u8 max_reportid; - u8 min_reportid; - - do { - if (qt602240_read_message(data, &message)) { - dev_err(dev, "Failed to read message\n"); - goto end; - } - - reportid = message.reportid; - - /* whether reportid is thing of QT602240_TOUCH_MULTI */ - object = qt602240_get_object(data, QT602240_TOUCH_MULTI); - if (!object) - goto end; - - max_reportid = object->max_reportid; - min_reportid = max_reportid - object->num_report_ids + 1; - id = reportid - min_reportid; - - if (reportid >= min_reportid && reportid <= max_reportid) - qt602240_input_touchevent(data, &message, id); - else - qt602240_dump_message(dev, &message); - } while (reportid != 0xff); - -end: - return IRQ_HANDLED; -} - -static int qt602240_check_reg_init(struct qt602240_data *data) -{ - struct qt602240_object *object; - struct device *dev = &data->client->dev; - int index = 0; - int i, j; - u8 version = data->info.version; - u8 *init_vals; - - switch (version) { - case QT602240_VER_20: - init_vals = (u8 *)init_vals_ver_20; - break; - case QT602240_VER_21: - init_vals = (u8 *)init_vals_ver_21; - break; - case QT602240_VER_22: - init_vals = (u8 *)init_vals_ver_22; - break; - default: - dev_err(dev, "Firmware version %d doesn't support\n", version); - return -EINVAL; - } - - for (i = 0; i < data->info.object_num; i++) { - object = data->object_table + i; - - if (!qt602240_object_writable(object->type)) - continue; - - for (j = 0; j < object->size + 1; j++) - qt602240_write_object(data, object->type, j, - init_vals[index + j]); - - index += object->size + 1; - } - - return 0; -} - -static int qt602240_check_matrix_size(struct qt602240_data *data) -{ - const struct qt602240_platform_data *pdata = data->pdata; - struct device *dev = &data->client->dev; - int mode = -1; - int error; - u8 val; - - dev_dbg(dev, "Number of X lines: %d\n", pdata->x_line); - dev_dbg(dev, "Number of Y lines: %d\n", pdata->y_line); - - switch (pdata->x_line) { - case 0 ... 15: - if (pdata->y_line <= 14) - mode = 0; - break; - case 16: - if (pdata->y_line <= 12) - mode = 1; - if (pdata->y_line == 13 || pdata->y_line == 14) - mode = 0; - break; - case 17: - if (pdata->y_line <= 11) - mode = 2; - if (pdata->y_line == 12 || pdata->y_line == 13) - mode = 1; - break; - case 18: - if (pdata->y_line <= 10) - mode = 3; - if (pdata->y_line == 11 || pdata->y_line == 12) - mode = 2; - break; - case 19: - if (pdata->y_line <= 9) - mode = 4; - if (pdata->y_line == 10 || pdata->y_line == 11) - mode = 3; - break; - case 20: - mode = 4; - } - - if (mode < 0) { - dev_err(dev, "Invalid X/Y lines\n"); - return -EINVAL; - } - - error = qt602240_read_object(data, QT602240_SPT_CTECONFIG, - QT602240_CTE_MODE, &val); - if (error) - return error; - - if (mode == val) - return 0; - - /* Change the CTE configuration */ - qt602240_write_object(data, QT602240_SPT_CTECONFIG, - QT602240_CTE_CTRL, 1); - qt602240_write_object(data, QT602240_SPT_CTECONFIG, - QT602240_CTE_MODE, mode); - qt602240_write_object(data, QT602240_SPT_CTECONFIG, - QT602240_CTE_CTRL, 0); - - return 0; -} - -static int qt602240_make_highchg(struct qt602240_data *data) -{ - struct device *dev = &data->client->dev; - int count = 10; - int error; - u8 val; - - /* Read dummy message to make high CHG pin */ - do { - error = qt602240_read_object(data, QT602240_GEN_MESSAGE, 0, &val); - if (error) - return error; - } while ((val != 0xff) && --count); - - if (!count) { - dev_err(dev, "CHG pin isn't cleared\n"); - return -EBUSY; - } - - return 0; -} - -static void qt602240_handle_pdata(struct qt602240_data *data) -{ - const struct qt602240_platform_data *pdata = data->pdata; - u8 voltage; - - /* Set touchscreen lines */ - qt602240_write_object(data, QT602240_TOUCH_MULTI, QT602240_TOUCH_XSIZE, - pdata->x_line); - qt602240_write_object(data, QT602240_TOUCH_MULTI, QT602240_TOUCH_YSIZE, - pdata->y_line); - - /* Set touchscreen orient */ - qt602240_write_object(data, QT602240_TOUCH_MULTI, QT602240_TOUCH_ORIENT, - pdata->orient); - - /* Set touchscreen burst length */ - qt602240_write_object(data, QT602240_TOUCH_MULTI, - QT602240_TOUCH_BLEN, pdata->blen); - - /* Set touchscreen threshold */ - qt602240_write_object(data, QT602240_TOUCH_MULTI, - QT602240_TOUCH_TCHTHR, pdata->threshold); - - /* Set touchscreen resolution */ - qt602240_write_object(data, QT602240_TOUCH_MULTI, - QT602240_TOUCH_XRANGE_LSB, (pdata->x_size - 1) & 0xff); - qt602240_write_object(data, QT602240_TOUCH_MULTI, - QT602240_TOUCH_XRANGE_MSB, (pdata->x_size - 1) >> 8); - qt602240_write_object(data, QT602240_TOUCH_MULTI, - QT602240_TOUCH_YRANGE_LSB, (pdata->y_size - 1) & 0xff); - qt602240_write_object(data, QT602240_TOUCH_MULTI, - QT602240_TOUCH_YRANGE_MSB, (pdata->y_size - 1) >> 8); - - /* Set touchscreen voltage */ - if (data->info.version >= QT602240_VER_21 && pdata->voltage) { - if (pdata->voltage < QT602240_VOLTAGE_DEFAULT) { - voltage = (QT602240_VOLTAGE_DEFAULT - pdata->voltage) / - QT602240_VOLTAGE_STEP; - voltage = 0xff - voltage + 1; - } else - voltage = (pdata->voltage - QT602240_VOLTAGE_DEFAULT) / - QT602240_VOLTAGE_STEP; - - qt602240_write_object(data, QT602240_SPT_CTECONFIG, - QT602240_CTE_VOLTAGE, voltage); - } -} - -static int qt602240_get_info(struct qt602240_data *data) -{ - struct i2c_client *client = data->client; - struct qt602240_info *info = &data->info; - int error; - u8 val; - - error = qt602240_read_reg(client, QT602240_FAMILY_ID, &val); - if (error) - return error; - info->family_id = val; - - error = qt602240_read_reg(client, QT602240_VARIANT_ID, &val); - if (error) - return error; - info->variant_id = val; - - error = qt602240_read_reg(client, QT602240_VERSION, &val); - if (error) - return error; - info->version = val; - - error = qt602240_read_reg(client, QT602240_BUILD, &val); - if (error) - return error; - info->build = val; - - error = qt602240_read_reg(client, QT602240_OBJECT_NUM, &val); - if (error) - return error; - info->object_num = val; - - return 0; -} - -static int qt602240_get_object_table(struct qt602240_data *data) -{ - int error; - int i; - u16 reg; - u8 reportid = 0; - u8 buf[QT602240_OBJECT_SIZE]; - - for (i = 0; i < data->info.object_num; i++) { - struct qt602240_object *object = data->object_table + i; - - reg = QT602240_OBJECT_START + QT602240_OBJECT_SIZE * i; - error = qt602240_read_object_table(data->client, reg, buf); - if (error) - return error; - - object->type = buf[0]; - object->start_address = (buf[2] << 8) | buf[1]; - object->size = buf[3]; - object->instances = buf[4]; - object->num_report_ids = buf[5]; - - if (object->num_report_ids) { - reportid += object->num_report_ids * - (object->instances + 1); - object->max_reportid = reportid; - } - } - - return 0; -} - -static int qt602240_initialize(struct qt602240_data *data) -{ - struct i2c_client *client = data->client; - struct qt602240_info *info = &data->info; - int error; - u8 val; - - error = qt602240_get_info(data); - if (error) - return error; - - data->object_table = kcalloc(info->object_num, - sizeof(struct qt602240_object), - GFP_KERNEL); - if (!data->object_table) { - dev_err(&client->dev, "Failed to allocate memory\n"); - return -ENOMEM; - } - - /* Get object table information */ - error = qt602240_get_object_table(data); - if (error) - return error; - - /* Check register init values */ - error = qt602240_check_reg_init(data); - if (error) - return error; - - /* Check X/Y matrix size */ - error = qt602240_check_matrix_size(data); - if (error) - return error; - - error = qt602240_make_highchg(data); - if (error) - return error; - - qt602240_handle_pdata(data); - - /* Backup to memory */ - qt602240_write_object(data, QT602240_GEN_COMMAND, - QT602240_COMMAND_BACKUPNV, - QT602240_BACKUP_VALUE); - msleep(QT602240_BACKUP_TIME); - - /* Soft reset */ - qt602240_write_object(data, QT602240_GEN_COMMAND, - QT602240_COMMAND_RESET, 1); - msleep(QT602240_RESET_TIME); - - /* Update matrix size at info struct */ - error = qt602240_read_reg(client, QT602240_MATRIX_X_SIZE, &val); - if (error) - return error; - info->matrix_xsize = val; - - error = qt602240_read_reg(client, QT602240_MATRIX_Y_SIZE, &val); - if (error) - return error; - info->matrix_ysize = val; - - dev_info(&client->dev, - "Family ID: %d Variant ID: %d Version: %d Build: %d\n", - info->family_id, info->variant_id, info->version, - info->build); - - dev_info(&client->dev, - "Matrix X Size: %d Matrix Y Size: %d Object Num: %d\n", - info->matrix_xsize, info->matrix_ysize, - info->object_num); - - return 0; -} - -static ssize_t qt602240_object_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct qt602240_data *data = dev_get_drvdata(dev); - struct qt602240_object *object; - int count = 0; - int i, j; - int error; - u8 val; - - for (i = 0; i < data->info.object_num; i++) { - object = data->object_table + i; - - count += sprintf(buf + count, - "Object Table Element %d(Type %d)\n", - i + 1, object->type); - - if (!qt602240_object_readable(object->type)) { - count += sprintf(buf + count, "\n"); - continue; - } - - for (j = 0; j < object->size + 1; j++) { - error = qt602240_read_object(data, - object->type, j, &val); - if (error) - return error; - - count += sprintf(buf + count, - " Byte %d: 0x%x (%d)\n", j, val, val); - } - - count += sprintf(buf + count, "\n"); - } - - return count; -} - -static int qt602240_load_fw(struct device *dev, const char *fn) -{ - struct qt602240_data *data = dev_get_drvdata(dev); - struct i2c_client *client = data->client; - const struct firmware *fw = NULL; - unsigned int frame_size; - unsigned int pos = 0; - int ret; - - ret = request_firmware(&fw, fn, dev); - if (ret) { - dev_err(dev, "Unable to open firmware %s\n", fn); - return ret; - } - - /* Change to the bootloader mode */ - qt602240_write_object(data, QT602240_GEN_COMMAND, - QT602240_COMMAND_RESET, QT602240_BOOT_VALUE); - msleep(QT602240_RESET_TIME); - - /* Change to slave address of bootloader */ - if (client->addr == QT602240_APP_LOW) - client->addr = QT602240_BOOT_LOW; - else - client->addr = QT602240_BOOT_HIGH; - - ret = qt602240_check_bootloader(client, QT602240_WAITING_BOOTLOAD_CMD); - if (ret) - goto out; - - /* Unlock bootloader */ - qt602240_unlock_bootloader(client); - - while (pos < fw->size) { - ret = qt602240_check_bootloader(client, - QT602240_WAITING_FRAME_DATA); - if (ret) - goto out; - - frame_size = ((*(fw->data + pos) << 8) | *(fw->data + pos + 1)); - - /* We should add 2 at frame size as the the firmware data is not - * included the CRC bytes. - */ - frame_size += 2; - - /* Write one frame to device */ - qt602240_fw_write(client, fw->data + pos, frame_size); - - ret = qt602240_check_bootloader(client, - QT602240_FRAME_CRC_PASS); - if (ret) - goto out; - - pos += frame_size; - - dev_dbg(dev, "Updated %d bytes / %zd bytes\n", pos, fw->size); - } - -out: - release_firmware(fw); - - /* Change to slave address of application */ - if (client->addr == QT602240_BOOT_LOW) - client->addr = QT602240_APP_LOW; - else - client->addr = QT602240_APP_HIGH; - - return ret; -} - -static ssize_t qt602240_update_fw_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct qt602240_data *data = dev_get_drvdata(dev); - unsigned int version; - int error; - - if (sscanf(buf, "%u", &version) != 1) { - dev_err(dev, "Invalid values\n"); - return -EINVAL; - } - - if (data->info.version < QT602240_VER_21 || version < QT602240_VER_21) { - dev_err(dev, "FW update supported starting with version 21\n"); - return -EINVAL; - } - - disable_irq(data->irq); - - error = qt602240_load_fw(dev, QT602240_FW_NAME); - if (error) { - dev_err(dev, "The firmware update failed(%d)\n", error); - count = error; - } else { - dev_dbg(dev, "The firmware update succeeded\n"); - - /* Wait for reset */ - msleep(QT602240_FWRESET_TIME); - - kfree(data->object_table); - data->object_table = NULL; - - qt602240_initialize(data); - } - - enable_irq(data->irq); - - return count; -} - -static DEVICE_ATTR(object, 0444, qt602240_object_show, NULL); -static DEVICE_ATTR(update_fw, 0664, NULL, qt602240_update_fw_store); - -static struct attribute *qt602240_attrs[] = { - &dev_attr_object.attr, - &dev_attr_update_fw.attr, - NULL -}; - -static const struct attribute_group qt602240_attr_group = { - .attrs = qt602240_attrs, -}; - -static void qt602240_start(struct qt602240_data *data) -{ - /* Touch enable */ - qt602240_write_object(data, - QT602240_TOUCH_MULTI, QT602240_TOUCH_CTRL, 0x83); -} - -static void qt602240_stop(struct qt602240_data *data) -{ - /* Touch disable */ - qt602240_write_object(data, - QT602240_TOUCH_MULTI, QT602240_TOUCH_CTRL, 0); -} - -static int qt602240_input_open(struct input_dev *dev) -{ - struct qt602240_data *data = input_get_drvdata(dev); - - qt602240_start(data); - - return 0; -} - -static void qt602240_input_close(struct input_dev *dev) -{ - struct qt602240_data *data = input_get_drvdata(dev); - - qt602240_stop(data); -} - -static int __devinit qt602240_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - struct qt602240_data *data; - struct input_dev *input_dev; - int error; - - if (!client->dev.platform_data) - return -EINVAL; - - data = kzalloc(sizeof(struct qt602240_data), GFP_KERNEL); - input_dev = input_allocate_device(); - if (!data || !input_dev) { - dev_err(&client->dev, "Failed to allocate memory\n"); - error = -ENOMEM; - goto err_free_mem; - } - - input_dev->name = "AT42QT602240/ATMXT224 Touchscreen"; - input_dev->id.bustype = BUS_I2C; - input_dev->dev.parent = &client->dev; - input_dev->open = qt602240_input_open; - input_dev->close = qt602240_input_close; - - __set_bit(EV_ABS, input_dev->evbit); - __set_bit(EV_KEY, input_dev->evbit); - __set_bit(BTN_TOUCH, input_dev->keybit); - - /* For single touch */ - input_set_abs_params(input_dev, ABS_X, - 0, QT602240_MAX_XC, 0, 0); - input_set_abs_params(input_dev, ABS_Y, - 0, QT602240_MAX_YC, 0, 0); - - /* For multi touch */ - input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, - 0, QT602240_MAX_AREA, 0, 0); - input_set_abs_params(input_dev, ABS_MT_POSITION_X, - 0, QT602240_MAX_XC, 0, 0); - input_set_abs_params(input_dev, ABS_MT_POSITION_Y, - 0, QT602240_MAX_YC, 0, 0); - - input_set_drvdata(input_dev, data); - - data->client = client; - data->input_dev = input_dev; - data->pdata = client->dev.platform_data; - data->irq = client->irq; - - i2c_set_clientdata(client, data); - - error = qt602240_initialize(data); - if (error) - goto err_free_object; - - error = request_threaded_irq(client->irq, NULL, qt602240_interrupt, - IRQF_TRIGGER_FALLING, client->dev.driver->name, data); - if (error) { - dev_err(&client->dev, "Failed to register interrupt\n"); - goto err_free_object; - } - - error = input_register_device(input_dev); - if (error) - goto err_free_irq; - - error = sysfs_create_group(&client->dev.kobj, &qt602240_attr_group); - if (error) - goto err_unregister_device; - - return 0; - -err_unregister_device: - input_unregister_device(input_dev); - input_dev = NULL; -err_free_irq: - free_irq(client->irq, data); -err_free_object: - kfree(data->object_table); -err_free_mem: - input_free_device(input_dev); - kfree(data); - return error; -} - -static int __devexit qt602240_remove(struct i2c_client *client) -{ - struct qt602240_data *data = i2c_get_clientdata(client); - - sysfs_remove_group(&client->dev.kobj, &qt602240_attr_group); - free_irq(data->irq, data); - input_unregister_device(data->input_dev); - kfree(data->object_table); - kfree(data); - - return 0; -} - -#ifdef CONFIG_PM -static int qt602240_suspend(struct device *dev) -{ - struct i2c_client *client = to_i2c_client(dev); - struct qt602240_data *data = i2c_get_clientdata(client); - struct input_dev *input_dev = data->input_dev; - - mutex_lock(&input_dev->mutex); - - if (input_dev->users) - qt602240_stop(data); - - mutex_unlock(&input_dev->mutex); - - return 0; -} - -static int qt602240_resume(struct device *dev) -{ - struct i2c_client *client = to_i2c_client(dev); - struct qt602240_data *data = i2c_get_clientdata(client); - struct input_dev *input_dev = data->input_dev; - - /* Soft reset */ - qt602240_write_object(data, QT602240_GEN_COMMAND, - QT602240_COMMAND_RESET, 1); - - msleep(QT602240_RESET_TIME); - - mutex_lock(&input_dev->mutex); - - if (input_dev->users) - qt602240_start(data); - - mutex_unlock(&input_dev->mutex); - - return 0; -} - -static const struct dev_pm_ops qt602240_pm_ops = { - .suspend = qt602240_suspend, - .resume = qt602240_resume, -}; -#endif - -static const struct i2c_device_id qt602240_id[] = { - { "qt602240_ts", 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, qt602240_id); - -static struct i2c_driver qt602240_driver = { - .driver = { - .name = "qt602240_ts", - .owner = THIS_MODULE, -#ifdef CONFIG_PM - .pm = &qt602240_pm_ops, -#endif - }, - .probe = qt602240_probe, - .remove = __devexit_p(qt602240_remove), - .id_table = qt602240_id, -}; - -static int __init qt602240_init(void) -{ - return i2c_add_driver(&qt602240_driver); -} - -static void __exit qt602240_exit(void) -{ - i2c_del_driver(&qt602240_driver); -} - -module_init(qt602240_init); -module_exit(qt602240_exit); - -/* Module information */ -MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>"); -MODULE_DESCRIPTION("AT42QT602240/ATMXT224 Touchscreen driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/input/touchscreen/tsc2005.c b/drivers/input/touchscreen/tsc2005.c new file mode 100644 index 000000000000..cbf0ff322676 --- /dev/null +++ b/drivers/input/touchscreen/tsc2005.c @@ -0,0 +1,764 @@ +/* + * TSC2005 touchscreen driver + * + * Copyright (C) 2006-2010 Nokia Corporation + * + * Author: Lauri Leukkunen <lauri.leukkunen@nokia.com> + * based on TSC2301 driver by Klaus K. Pedersen <klaus.k.pedersen@nokia.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +#include <linux/pm.h> +#include <linux/spi/spi.h> +#include <linux/spi/tsc2005.h> + +/* + * The touchscreen interface operates as follows: + * + * 1) Pen is pressed against the touchscreen. + * 2) TSC2005 performs AD conversion. + * 3) After the conversion is done TSC2005 drives DAV line down. + * 4) GPIO IRQ is received and tsc2005_irq_thread() is scheduled. + * 5) tsc2005_irq_thread() queues up an spi transfer to fetch the x, y, z1, z2 + * values. + * 6) tsc2005_irq_thread() reports coordinates to input layer and sets up + * tsc2005_penup_timer() to be called after TSC2005_PENUP_TIME_MS (40ms). + * 7) When the penup timer expires, there have not been touch or DAV interrupts + * during the last 40ms which means the pen has been lifted. + * + * ESD recovery via a hardware reset is done if the TSC2005 doesn't respond + * after a configurable period (in ms) of activity. If esd_timeout is 0, the + * watchdog is disabled. + */ + +/* control byte 1 */ +#define TSC2005_CMD 0x80 +#define TSC2005_CMD_NORMAL 0x00 +#define TSC2005_CMD_STOP 0x01 +#define TSC2005_CMD_12BIT 0x04 + +/* control byte 0 */ +#define TSC2005_REG_READ 0x0001 +#define TSC2005_REG_PND0 0x0002 +#define TSC2005_REG_X 0x0000 +#define TSC2005_REG_Y 0x0008 +#define TSC2005_REG_Z1 0x0010 +#define TSC2005_REG_Z2 0x0018 +#define TSC2005_REG_TEMP_HIGH 0x0050 +#define TSC2005_REG_CFR0 0x0060 +#define TSC2005_REG_CFR1 0x0068 +#define TSC2005_REG_CFR2 0x0070 + +/* configuration register 0 */ +#define TSC2005_CFR0_PRECHARGE_276US 0x0040 +#define TSC2005_CFR0_STABTIME_1MS 0x0300 +#define TSC2005_CFR0_CLOCK_1MHZ 0x1000 +#define TSC2005_CFR0_RESOLUTION12 0x2000 +#define TSC2005_CFR0_PENMODE 0x8000 +#define TSC2005_CFR0_INITVALUE (TSC2005_CFR0_STABTIME_1MS | \ + TSC2005_CFR0_CLOCK_1MHZ | \ + TSC2005_CFR0_RESOLUTION12 | \ + TSC2005_CFR0_PRECHARGE_276US | \ + TSC2005_CFR0_PENMODE) + +/* bits common to both read and write of configuration register 0 */ +#define TSC2005_CFR0_RW_MASK 0x3fff + +/* configuration register 1 */ +#define TSC2005_CFR1_BATCHDELAY_4MS 0x0003 +#define TSC2005_CFR1_INITVALUE TSC2005_CFR1_BATCHDELAY_4MS + +/* configuration register 2 */ +#define TSC2005_CFR2_MAVE_Z 0x0004 +#define TSC2005_CFR2_MAVE_Y 0x0008 +#define TSC2005_CFR2_MAVE_X 0x0010 +#define TSC2005_CFR2_AVG_7 0x0800 +#define TSC2005_CFR2_MEDIUM_15 0x3000 +#define TSC2005_CFR2_INITVALUE (TSC2005_CFR2_MAVE_X | \ + TSC2005_CFR2_MAVE_Y | \ + TSC2005_CFR2_MAVE_Z | \ + TSC2005_CFR2_MEDIUM_15 | \ + TSC2005_CFR2_AVG_7) + +#define MAX_12BIT 0xfff +#define TSC2005_SPI_MAX_SPEED_HZ 10000000 +#define TSC2005_PENUP_TIME_MS 40 + +struct tsc2005_spi_rd { + struct spi_transfer spi_xfer; + u32 spi_tx; + u32 spi_rx; +}; + +struct tsc2005 { + struct spi_device *spi; + + struct spi_message spi_read_msg; + struct tsc2005_spi_rd spi_x; + struct tsc2005_spi_rd spi_y; + struct tsc2005_spi_rd spi_z1; + struct tsc2005_spi_rd spi_z2; + + struct input_dev *idev; + char phys[32]; + + struct mutex mutex; + + /* raw copy of previous x,y,z */ + int in_x; + int in_y; + int in_z1; + int in_z2; + + spinlock_t lock; + struct timer_list penup_timer; + + unsigned int esd_timeout; + struct delayed_work esd_work; + unsigned long last_valid_interrupt; + + unsigned int x_plate_ohm; + + bool opened; + bool suspended; + + bool pen_down; + + void (*set_reset)(bool enable); +}; + +static int tsc2005_cmd(struct tsc2005 *ts, u8 cmd) +{ + u8 tx = TSC2005_CMD | TSC2005_CMD_12BIT | cmd; + struct spi_transfer xfer = { + .tx_buf = &tx, + .len = 1, + .bits_per_word = 8, + }; + struct spi_message msg; + int error; + + spi_message_init(&msg); + spi_message_add_tail(&xfer, &msg); + + error = spi_sync(ts->spi, &msg); + if (error) { + dev_err(&ts->spi->dev, "%s: failed, command: %x, error: %d\n", + __func__, cmd, error); + return error; + } + + return 0; +} + +static int tsc2005_write(struct tsc2005 *ts, u8 reg, u16 value) +{ + u32 tx = ((reg | TSC2005_REG_PND0) << 16) | value; + struct spi_transfer xfer = { + .tx_buf = &tx, + .len = 4, + .bits_per_word = 24, + }; + struct spi_message msg; + int error; + + spi_message_init(&msg); + spi_message_add_tail(&xfer, &msg); + + error = spi_sync(ts->spi, &msg); + if (error) { + dev_err(&ts->spi->dev, + "%s: failed, register: %x, value: %x, error: %d\n", + __func__, reg, value, error); + return error; + } + + return 0; +} + +static void tsc2005_setup_read(struct tsc2005_spi_rd *rd, u8 reg, bool last) +{ + memset(rd, 0, sizeof(*rd)); + + rd->spi_tx = (reg | TSC2005_REG_READ) << 16; + rd->spi_xfer.tx_buf = &rd->spi_tx; + rd->spi_xfer.rx_buf = &rd->spi_rx; + rd->spi_xfer.len = 4; + rd->spi_xfer.bits_per_word = 24; + rd->spi_xfer.cs_change = !last; +} + +static int tsc2005_read(struct tsc2005 *ts, u8 reg, u16 *value) +{ + struct tsc2005_spi_rd spi_rd; + struct spi_message msg; + int error; + + tsc2005_setup_read(&spi_rd, reg, true); + + spi_message_init(&msg); + spi_message_add_tail(&spi_rd.spi_xfer, &msg); + + error = spi_sync(ts->spi, &msg); + if (error) + return error; + + *value = spi_rd.spi_rx; + return 0; +} + +static void tsc2005_update_pen_state(struct tsc2005 *ts, + int x, int y, int pressure) +{ + if (pressure) { + input_report_abs(ts->idev, ABS_X, x); + input_report_abs(ts->idev, ABS_Y, y); + input_report_abs(ts->idev, ABS_PRESSURE, pressure); + if (!ts->pen_down) { + input_report_key(ts->idev, BTN_TOUCH, !!pressure); + ts->pen_down = true; + } + } else { + input_report_abs(ts->idev, ABS_PRESSURE, 0); + if (ts->pen_down) { + input_report_key(ts->idev, BTN_TOUCH, 0); + ts->pen_down = false; + } + } + input_sync(ts->idev); + dev_dbg(&ts->spi->dev, "point(%4d,%4d), pressure (%4d)\n", x, y, + pressure); +} + +static irqreturn_t tsc2005_irq_thread(int irq, void *_ts) +{ + struct tsc2005 *ts = _ts; + unsigned long flags; + unsigned int pressure; + u32 x, y; + u32 z1, z2; + int error; + + /* read the coordinates */ + error = spi_sync(ts->spi, &ts->spi_read_msg); + if (unlikely(error)) + goto out; + + x = ts->spi_x.spi_rx; + y = ts->spi_y.spi_rx; + z1 = ts->spi_z1.spi_rx; + z2 = ts->spi_z2.spi_rx; + + /* validate position */ + if (unlikely(x > MAX_12BIT || y > MAX_12BIT)) + goto out; + + /* Skip reading if the pressure components are out of range */ + if (unlikely(z1 == 0 || z2 > MAX_12BIT || z1 >= z2)) + goto out; + + /* + * Skip point if this is a pen down with the exact same values as + * the value before pen-up - that implies SPI fed us stale data + */ + if (!ts->pen_down && + ts->in_x == x && ts->in_y == y && + ts->in_z1 == z1 && ts->in_z2 == z2) { + goto out; + } + + /* + * At this point we are happy we have a valid and useful reading. + * Remember it for later comparisons. We may now begin downsampling. + */ + ts->in_x = x; + ts->in_y = y; + ts->in_z1 = z1; + ts->in_z2 = z2; + + /* Compute touch pressure resistance using equation #1 */ + pressure = x * (z2 - z1) / z1; + pressure = pressure * ts->x_plate_ohm / 4096; + if (unlikely(pressure > MAX_12BIT)) + goto out; + + spin_lock_irqsave(&ts->lock, flags); + + tsc2005_update_pen_state(ts, x, y, pressure); + mod_timer(&ts->penup_timer, + jiffies + msecs_to_jiffies(TSC2005_PENUP_TIME_MS)); + + spin_unlock_irqrestore(&ts->lock, flags); + + ts->last_valid_interrupt = jiffies; +out: + return IRQ_HANDLED; +} + +static void tsc2005_penup_timer(unsigned long data) +{ + struct tsc2005 *ts = (struct tsc2005 *)data; + unsigned long flags; + + spin_lock_irqsave(&ts->lock, flags); + tsc2005_update_pen_state(ts, 0, 0, 0); + spin_unlock_irqrestore(&ts->lock, flags); +} + +static void tsc2005_start_scan(struct tsc2005 *ts) +{ + tsc2005_write(ts, TSC2005_REG_CFR0, TSC2005_CFR0_INITVALUE); + tsc2005_write(ts, TSC2005_REG_CFR1, TSC2005_CFR1_INITVALUE); + tsc2005_write(ts, TSC2005_REG_CFR2, TSC2005_CFR2_INITVALUE); + tsc2005_cmd(ts, TSC2005_CMD_NORMAL); +} + +static void tsc2005_stop_scan(struct tsc2005 *ts) +{ + tsc2005_cmd(ts, TSC2005_CMD_STOP); +} + +/* must be called with ts->mutex held */ +static void __tsc2005_disable(struct tsc2005 *ts) +{ + tsc2005_stop_scan(ts); + + disable_irq(ts->spi->irq); + del_timer_sync(&ts->penup_timer); + + cancel_delayed_work_sync(&ts->esd_work); + + enable_irq(ts->spi->irq); +} + +/* must be called with ts->mutex held */ +static void __tsc2005_enable(struct tsc2005 *ts) +{ + tsc2005_start_scan(ts); + + if (ts->esd_timeout && ts->set_reset) { + ts->last_valid_interrupt = jiffies; + schedule_delayed_work(&ts->esd_work, + round_jiffies_relative( + msecs_to_jiffies(ts->esd_timeout))); + } + +} + +static ssize_t tsc2005_selftest_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct spi_device *spi = to_spi_device(dev); + struct tsc2005 *ts = spi_get_drvdata(spi); + u16 temp_high; + u16 temp_high_orig; + u16 temp_high_test; + bool success = true; + int error; + + mutex_lock(&ts->mutex); + + /* + * Test TSC2005 communications via temp high register. + */ + __tsc2005_disable(ts); + + error = tsc2005_read(ts, TSC2005_REG_TEMP_HIGH, &temp_high_orig); + if (error) { + dev_warn(dev, "selftest failed: read error %d\n", error); + success = false; + goto out; + } + + temp_high_test = (temp_high_orig - 1) & MAX_12BIT; + + error = tsc2005_write(ts, TSC2005_REG_TEMP_HIGH, temp_high_test); + if (error) { + dev_warn(dev, "selftest failed: write error %d\n", error); + success = false; + goto out; + } + + error = tsc2005_read(ts, TSC2005_REG_TEMP_HIGH, &temp_high); + if (error) { + dev_warn(dev, "selftest failed: read error %d after write\n", + error); + success = false; + goto out; + } + + if (temp_high != temp_high_test) { + dev_warn(dev, "selftest failed: %d != %d\n", + temp_high, temp_high_test); + success = false; + } + + /* hardware reset */ + ts->set_reset(false); + usleep_range(100, 500); /* only 10us required */ + ts->set_reset(true); + + if (!success) + goto out; + + /* test that the reset really happened */ + error = tsc2005_read(ts, TSC2005_REG_TEMP_HIGH, &temp_high); + if (error) { + dev_warn(dev, "selftest failed: read error %d after reset\n", + error); + success = false; + goto out; + } + + if (temp_high != temp_high_orig) { + dev_warn(dev, "selftest failed after reset: %d != %d\n", + temp_high, temp_high_orig); + success = false; + } + +out: + __tsc2005_enable(ts); + mutex_unlock(&ts->mutex); + + return sprintf(buf, "%d\n", success); +} + +static DEVICE_ATTR(selftest, S_IRUGO, tsc2005_selftest_show, NULL); + +static struct attribute *tsc2005_attrs[] = { + &dev_attr_selftest.attr, + NULL +}; + +static mode_t tsc2005_attr_is_visible(struct kobject *kobj, + struct attribute *attr, int n) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct spi_device *spi = to_spi_device(dev); + struct tsc2005 *ts = spi_get_drvdata(spi); + mode_t mode = attr->mode; + + if (attr == &dev_attr_selftest.attr) { + if (!ts->set_reset) + mode = 0; + } + + return mode; +} + +static const struct attribute_group tsc2005_attr_group = { + .is_visible = tsc2005_attr_is_visible, + .attrs = tsc2005_attrs, +}; + +static void tsc2005_esd_work(struct work_struct *work) +{ + struct tsc2005 *ts = container_of(work, struct tsc2005, esd_work.work); + int error; + u16 r; + + if (!mutex_trylock(&ts->mutex)) { + /* + * If the mutex is taken, it means that disable or enable is in + * progress. In that case just reschedule the work. If the work + * is not needed, it will be canceled by disable. + */ + goto reschedule; + } + + if (time_is_after_jiffies(ts->last_valid_interrupt + + msecs_to_jiffies(ts->esd_timeout))) + goto out; + + /* We should be able to read register without disabling interrupts. */ + error = tsc2005_read(ts, TSC2005_REG_CFR0, &r); + if (!error && + !((r ^ TSC2005_CFR0_INITVALUE) & TSC2005_CFR0_RW_MASK)) { + goto out; + } + + /* + * If we could not read our known value from configuration register 0 + * then we should reset the controller as if from power-up and start + * scanning again. + */ + dev_info(&ts->spi->dev, "TSC2005 not responding - resetting\n"); + + disable_irq(ts->spi->irq); + del_timer_sync(&ts->penup_timer); + + tsc2005_update_pen_state(ts, 0, 0, 0); + + ts->set_reset(false); + usleep_range(100, 500); /* only 10us required */ + ts->set_reset(true); + + enable_irq(ts->spi->irq); + tsc2005_start_scan(ts); + +out: + mutex_unlock(&ts->mutex); +reschedule: + /* re-arm the watchdog */ + schedule_delayed_work(&ts->esd_work, + round_jiffies_relative( + msecs_to_jiffies(ts->esd_timeout))); +} + +static int tsc2005_open(struct input_dev *input) +{ + struct tsc2005 *ts = input_get_drvdata(input); + + mutex_lock(&ts->mutex); + + if (!ts->suspended) + __tsc2005_enable(ts); + + ts->opened = true; + + mutex_unlock(&ts->mutex); + + return 0; +} + +static void tsc2005_close(struct input_dev *input) +{ + struct tsc2005 *ts = input_get_drvdata(input); + + mutex_lock(&ts->mutex); + + if (!ts->suspended) + __tsc2005_disable(ts); + + ts->opened = false; + + mutex_unlock(&ts->mutex); +} + +static void __devinit tsc2005_setup_spi_xfer(struct tsc2005 *ts) +{ + tsc2005_setup_read(&ts->spi_x, TSC2005_REG_X, false); + tsc2005_setup_read(&ts->spi_y, TSC2005_REG_Y, false); + tsc2005_setup_read(&ts->spi_z1, TSC2005_REG_Z1, false); + tsc2005_setup_read(&ts->spi_z2, TSC2005_REG_Z2, true); + + spi_message_init(&ts->spi_read_msg); + spi_message_add_tail(&ts->spi_x.spi_xfer, &ts->spi_read_msg); + spi_message_add_tail(&ts->spi_y.spi_xfer, &ts->spi_read_msg); + spi_message_add_tail(&ts->spi_z1.spi_xfer, &ts->spi_read_msg); + spi_message_add_tail(&ts->spi_z2.spi_xfer, &ts->spi_read_msg); +} + +static int __devinit tsc2005_probe(struct spi_device *spi) +{ + const struct tsc2005_platform_data *pdata = spi->dev.platform_data; + struct tsc2005 *ts; + struct input_dev *input_dev; + unsigned int max_x, max_y, max_p; + unsigned int fudge_x, fudge_y, fudge_p; + int error; + + if (!pdata) { + dev_dbg(&spi->dev, "no platform data\n"); + return -ENODEV; + } + + fudge_x = pdata->ts_x_fudge ? : 4; + fudge_y = pdata->ts_y_fudge ? : 8; + fudge_p = pdata->ts_pressure_fudge ? : 2; + max_x = pdata->ts_x_max ? : MAX_12BIT; + max_y = pdata->ts_y_max ? : MAX_12BIT; + max_p = pdata->ts_pressure_max ? : MAX_12BIT; + + if (spi->irq <= 0) { + dev_dbg(&spi->dev, "no irq\n"); + return -ENODEV; + } + + spi->mode = SPI_MODE_0; + spi->bits_per_word = 8; + if (!spi->max_speed_hz) + spi->max_speed_hz = TSC2005_SPI_MAX_SPEED_HZ; + + error = spi_setup(spi); + if (error) + return error; + + ts = kzalloc(sizeof(*ts), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!ts || !input_dev) { + error = -ENOMEM; + goto err_free_mem; + } + + ts->spi = spi; + ts->idev = input_dev; + + ts->x_plate_ohm = pdata->ts_x_plate_ohm ? : 280; + ts->esd_timeout = pdata->esd_timeout_ms; + ts->set_reset = pdata->set_reset; + + mutex_init(&ts->mutex); + + spin_lock_init(&ts->lock); + setup_timer(&ts->penup_timer, tsc2005_penup_timer, (unsigned long)ts); + + INIT_DELAYED_WORK(&ts->esd_work, tsc2005_esd_work); + + tsc2005_setup_spi_xfer(ts); + + snprintf(ts->phys, sizeof(ts->phys), + "%s/input-ts", dev_name(&spi->dev)); + + input_dev->name = "TSC2005 touchscreen"; + input_dev->phys = ts->phys; + input_dev->id.bustype = BUS_SPI; + input_dev->dev.parent = &spi->dev; + input_dev->evbit[0] = BIT(EV_ABS) | BIT(EV_KEY); + input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH); + + input_set_abs_params(input_dev, ABS_X, 0, max_x, fudge_x, 0); + input_set_abs_params(input_dev, ABS_Y, 0, max_y, fudge_y, 0); + input_set_abs_params(input_dev, ABS_PRESSURE, 0, max_p, fudge_p, 0); + + input_dev->open = tsc2005_open; + input_dev->close = tsc2005_close; + + input_set_drvdata(input_dev, ts); + + /* Ensure the touchscreen is off */ + tsc2005_stop_scan(ts); + + error = request_threaded_irq(spi->irq, NULL, tsc2005_irq_thread, + IRQF_TRIGGER_RISING, "tsc2005", ts); + if (error) { + dev_err(&spi->dev, "Failed to request irq, err: %d\n", error); + goto err_free_mem; + } + + spi_set_drvdata(spi, ts); + error = sysfs_create_group(&spi->dev.kobj, &tsc2005_attr_group); + if (error) { + dev_err(&spi->dev, + "Failed to create sysfs attributes, err: %d\n", error); + goto err_clear_drvdata; + } + + error = input_register_device(ts->idev); + if (error) { + dev_err(&spi->dev, + "Failed to register input device, err: %d\n", error); + goto err_remove_sysfs; + } + + irq_set_irq_wake(spi->irq, 1); + return 0; + +err_remove_sysfs: + sysfs_remove_group(&spi->dev.kobj, &tsc2005_attr_group); +err_clear_drvdata: + spi_set_drvdata(spi, NULL); + free_irq(spi->irq, ts); +err_free_mem: + input_free_device(input_dev); + kfree(ts); + return error; +} + +static int __devexit tsc2005_remove(struct spi_device *spi) +{ + struct tsc2005 *ts = spi_get_drvdata(spi); + + sysfs_remove_group(&ts->spi->dev.kobj, &tsc2005_attr_group); + + free_irq(ts->spi->irq, ts); + input_unregister_device(ts->idev); + kfree(ts); + + spi_set_drvdata(spi, NULL); + return 0; +} + +#ifdef CONFIG_PM_SLEEP +static int tsc2005_suspend(struct device *dev) +{ + struct spi_device *spi = to_spi_device(dev); + struct tsc2005 *ts = spi_get_drvdata(spi); + + mutex_lock(&ts->mutex); + + if (!ts->suspended && ts->opened) + __tsc2005_disable(ts); + + ts->suspended = true; + + mutex_unlock(&ts->mutex); + + return 0; +} + +static int tsc2005_resume(struct device *dev) +{ + struct spi_device *spi = to_spi_device(dev); + struct tsc2005 *ts = spi_get_drvdata(spi); + + mutex_lock(&ts->mutex); + + if (ts->suspended && ts->opened) + __tsc2005_enable(ts); + + ts->suspended = false; + + mutex_unlock(&ts->mutex); + + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(tsc2005_pm_ops, tsc2005_suspend, tsc2005_resume); + +static struct spi_driver tsc2005_driver = { + .driver = { + .name = "tsc2005", + .owner = THIS_MODULE, + .pm = &tsc2005_pm_ops, + }, + .probe = tsc2005_probe, + .remove = __devexit_p(tsc2005_remove), +}; + +static int __init tsc2005_init(void) +{ + return spi_register_driver(&tsc2005_driver); +} +module_init(tsc2005_init); + +static void __exit tsc2005_exit(void) +{ + spi_unregister_driver(&tsc2005_driver); +} +module_exit(tsc2005_exit); + +MODULE_AUTHOR("Lauri Leukkunen <lauri.leukkunen@nokia.com>"); +MODULE_DESCRIPTION("TSC2005 Touchscreen Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c index 028a5363eea1..3b5b5df04dd6 100644 --- a/drivers/input/touchscreen/ucb1400_ts.c +++ b/drivers/input/touchscreen/ucb1400_ts.c @@ -6,7 +6,7 @@ * Copyright: MontaVista Software, Inc. * * Spliting done by: Marek Vasut <marek.vasut@gmail.com> - * If something doesnt work and it worked before spliting, e-mail me, + * If something doesn't work and it worked before spliting, e-mail me, * dont bother Nicolas please ;-) * * This program is free software; you can redistribute it and/or modify diff --git a/drivers/input/touchscreen/wm831x-ts.c b/drivers/input/touchscreen/wm831x-ts.c new file mode 100644 index 000000000000..6ae054f8e0aa --- /dev/null +++ b/drivers/input/touchscreen/wm831x-ts.c @@ -0,0 +1,368 @@ +/* + * Touchscreen driver for WM831x PMICs + * + * Copyright 2011 Wolfson Microelectronics plc. + * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> +#include <linux/pm.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/mfd/wm831x/core.h> +#include <linux/mfd/wm831x/irq.h> +#include <linux/mfd/wm831x/pdata.h> +#include <linux/platform_device.h> +#include <linux/slab.h> +#include <linux/types.h> + +/* + * R16424 (0x4028) - Touch Control 1 + */ +#define WM831X_TCH_ENA 0x8000 /* TCH_ENA */ +#define WM831X_TCH_CVT_ENA 0x4000 /* TCH_CVT_ENA */ +#define WM831X_TCH_SLPENA 0x1000 /* TCH_SLPENA */ +#define WM831X_TCH_Z_ENA 0x0400 /* TCH_Z_ENA */ +#define WM831X_TCH_Y_ENA 0x0200 /* TCH_Y_ENA */ +#define WM831X_TCH_X_ENA 0x0100 /* TCH_X_ENA */ +#define WM831X_TCH_DELAY_MASK 0x00E0 /* TCH_DELAY - [7:5] */ +#define WM831X_TCH_DELAY_SHIFT 5 /* TCH_DELAY - [7:5] */ +#define WM831X_TCH_DELAY_WIDTH 3 /* TCH_DELAY - [7:5] */ +#define WM831X_TCH_RATE_MASK 0x001F /* TCH_RATE - [4:0] */ +#define WM831X_TCH_RATE_SHIFT 0 /* TCH_RATE - [4:0] */ +#define WM831X_TCH_RATE_WIDTH 5 /* TCH_RATE - [4:0] */ + +/* + * R16425 (0x4029) - Touch Control 2 + */ +#define WM831X_TCH_PD_WK 0x2000 /* TCH_PD_WK */ +#define WM831X_TCH_5WIRE 0x1000 /* TCH_5WIRE */ +#define WM831X_TCH_PDONLY 0x0800 /* TCH_PDONLY */ +#define WM831X_TCH_ISEL 0x0100 /* TCH_ISEL */ +#define WM831X_TCH_RPU_MASK 0x000F /* TCH_RPU - [3:0] */ +#define WM831X_TCH_RPU_SHIFT 0 /* TCH_RPU - [3:0] */ +#define WM831X_TCH_RPU_WIDTH 4 /* TCH_RPU - [3:0] */ + +/* + * R16426-8 (0x402A-C) - Touch Data X/Y/X + */ +#define WM831X_TCH_PD 0x8000 /* TCH_PD1 */ +#define WM831X_TCH_DATA_MASK 0x0FFF /* TCH_DATA - [11:0] */ +#define WM831X_TCH_DATA_SHIFT 0 /* TCH_DATA - [11:0] */ +#define WM831X_TCH_DATA_WIDTH 12 /* TCH_DATA - [11:0] */ + +struct wm831x_ts { + struct input_dev *input_dev; + struct wm831x *wm831x; + unsigned int data_irq; + unsigned int pd_irq; + bool pressure; + bool pen_down; +}; + +static irqreturn_t wm831x_ts_data_irq(int irq, void *irq_data) +{ + struct wm831x_ts *wm831x_ts = irq_data; + struct wm831x *wm831x = wm831x_ts->wm831x; + static int data_types[] = { ABS_X, ABS_Y, ABS_PRESSURE }; + u16 data[3]; + int count; + int i, ret; + + if (wm831x_ts->pressure) + count = 3; + else + count = 2; + + wm831x_set_bits(wm831x, WM831X_INTERRUPT_STATUS_1, + WM831X_TCHDATA_EINT, WM831X_TCHDATA_EINT); + + ret = wm831x_bulk_read(wm831x, WM831X_TOUCH_DATA_X, count, + data); + if (ret != 0) { + dev_err(wm831x->dev, "Failed to read touch data: %d\n", + ret); + return IRQ_NONE; + } + + /* + * We get a pen down reading on every reading, report pen up if any + * individual reading does so. + */ + wm831x_ts->pen_down = true; + for (i = 0; i < count; i++) { + if (!(data[i] & WM831X_TCH_PD)) { + wm831x_ts->pen_down = false; + continue; + } + input_report_abs(wm831x_ts->input_dev, data_types[i], + data[i] & WM831X_TCH_DATA_MASK); + } + + if (!wm831x_ts->pen_down) { + disable_irq_nosync(wm831x_ts->data_irq); + + /* Don't need data any more */ + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_1, + WM831X_TCH_X_ENA | WM831X_TCH_Y_ENA | + WM831X_TCH_Z_ENA, 0); + + /* Flush any final samples that arrived while reading */ + wm831x_set_bits(wm831x, WM831X_INTERRUPT_STATUS_1, + WM831X_TCHDATA_EINT, WM831X_TCHDATA_EINT); + + wm831x_bulk_read(wm831x, WM831X_TOUCH_DATA_X, count, data); + + if (wm831x_ts->pressure) + input_report_abs(wm831x_ts->input_dev, + ABS_PRESSURE, 0); + + input_report_key(wm831x_ts->input_dev, BTN_TOUCH, 0); + } + + input_sync(wm831x_ts->input_dev); + + return IRQ_HANDLED; +} + +static irqreturn_t wm831x_ts_pen_down_irq(int irq, void *irq_data) +{ + struct wm831x_ts *wm831x_ts = irq_data; + struct wm831x *wm831x = wm831x_ts->wm831x; + int ena = 0; + + /* Start collecting data */ + if (wm831x_ts->pressure) + ena |= WM831X_TCH_Z_ENA; + + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_1, + WM831X_TCH_X_ENA | WM831X_TCH_Y_ENA | WM831X_TCH_Z_ENA, + WM831X_TCH_X_ENA | WM831X_TCH_Y_ENA | ena); + + input_report_key(wm831x_ts->input_dev, BTN_TOUCH, 1); + input_sync(wm831x_ts->input_dev); + + wm831x_set_bits(wm831x, WM831X_INTERRUPT_STATUS_1, + WM831X_TCHPD_EINT, WM831X_TCHPD_EINT); + + wm831x_ts->pen_down = true; + enable_irq(wm831x_ts->data_irq); + + return IRQ_HANDLED; +} + +static int wm831x_ts_input_open(struct input_dev *idev) +{ + struct wm831x_ts *wm831x_ts = input_get_drvdata(idev); + struct wm831x *wm831x = wm831x_ts->wm831x; + + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_1, + WM831X_TCH_ENA | WM831X_TCH_CVT_ENA | + WM831X_TCH_X_ENA | WM831X_TCH_Y_ENA | + WM831X_TCH_Z_ENA, WM831X_TCH_ENA); + + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_1, + WM831X_TCH_CVT_ENA, WM831X_TCH_CVT_ENA); + + return 0; +} + +static void wm831x_ts_input_close(struct input_dev *idev) +{ + struct wm831x_ts *wm831x_ts = input_get_drvdata(idev); + struct wm831x *wm831x = wm831x_ts->wm831x; + + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_1, + WM831X_TCH_ENA | WM831X_TCH_CVT_ENA | + WM831X_TCH_X_ENA | WM831X_TCH_Y_ENA | + WM831X_TCH_Z_ENA, 0); + + if (wm831x_ts->pen_down) + disable_irq(wm831x_ts->data_irq); +} + +static __devinit int wm831x_ts_probe(struct platform_device *pdev) +{ + struct wm831x_ts *wm831x_ts; + struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent); + struct wm831x_pdata *core_pdata = dev_get_platdata(pdev->dev.parent); + struct wm831x_touch_pdata *pdata = NULL; + struct input_dev *input_dev; + int error; + + if (core_pdata) + pdata = core_pdata->touch; + + wm831x_ts = kzalloc(sizeof(struct wm831x_ts), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!wm831x_ts || !input_dev) { + error = -ENOMEM; + goto err_alloc; + } + + wm831x_ts->wm831x = wm831x; + wm831x_ts->input_dev = input_dev; + + /* + * If we have a direct IRQ use it, otherwise use the interrupt + * from the WM831x IRQ controller. + */ + if (pdata && pdata->data_irq) + wm831x_ts->data_irq = pdata->data_irq; + else + wm831x_ts->data_irq = platform_get_irq_byname(pdev, "TCHDATA"); + + if (pdata && pdata->pd_irq) + wm831x_ts->pd_irq = pdata->pd_irq; + else + wm831x_ts->pd_irq = platform_get_irq_byname(pdev, "TCHPD"); + + if (pdata) + wm831x_ts->pressure = pdata->pressure; + else + wm831x_ts->pressure = true; + + /* Five wire touchscreens can't report pressure */ + if (pdata && pdata->fivewire) { + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_2, + WM831X_TCH_5WIRE, WM831X_TCH_5WIRE); + + /* Pressure measurements are not possible for five wire mode */ + WARN_ON(pdata->pressure && pdata->fivewire); + wm831x_ts->pressure = false; + } else { + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_2, + WM831X_TCH_5WIRE, 0); + } + + if (pdata) { + switch (pdata->isel) { + default: + dev_err(&pdev->dev, "Unsupported ISEL setting: %d\n", + pdata->isel); + /* Fall through */ + case 200: + case 0: + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_2, + WM831X_TCH_ISEL, 0); + break; + case 400: + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_2, + WM831X_TCH_ISEL, WM831X_TCH_ISEL); + break; + } + } + + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_2, + WM831X_TCH_PDONLY, 0); + + /* Default to 96 samples/sec */ + wm831x_set_bits(wm831x, WM831X_TOUCH_CONTROL_1, + WM831X_TCH_RATE_MASK, 6); + + error = request_threaded_irq(wm831x_ts->data_irq, + NULL, wm831x_ts_data_irq, + IRQF_ONESHOT, + "Touchscreen data", wm831x_ts); + if (error) { + dev_err(&pdev->dev, "Failed to request data IRQ %d: %d\n", + wm831x_ts->data_irq, error); + goto err_alloc; + } + disable_irq(wm831x_ts->data_irq); + + error = request_threaded_irq(wm831x_ts->pd_irq, + NULL, wm831x_ts_pen_down_irq, + IRQF_ONESHOT, + "Touchscreen pen down", wm831x_ts); + if (error) { + dev_err(&pdev->dev, "Failed to request pen down IRQ %d: %d\n", + wm831x_ts->pd_irq, error); + goto err_data_irq; + } + + /* set up touch configuration */ + input_dev->name = "WM831x touchscreen"; + input_dev->phys = "wm831x"; + input_dev->open = wm831x_ts_input_open; + input_dev->close = wm831x_ts_input_close; + + __set_bit(EV_ABS, input_dev->evbit); + __set_bit(EV_KEY, input_dev->evbit); + __set_bit(BTN_TOUCH, input_dev->keybit); + + input_set_abs_params(input_dev, ABS_X, 0, 4095, 5, 0); + input_set_abs_params(input_dev, ABS_Y, 0, 4095, 5, 0); + if (wm831x_ts->pressure) + input_set_abs_params(input_dev, ABS_PRESSURE, 0, 4095, 5, 0); + + input_set_drvdata(input_dev, wm831x_ts); + input_dev->dev.parent = &pdev->dev; + + error = input_register_device(input_dev); + if (error) + goto err_pd_irq; + + platform_set_drvdata(pdev, wm831x_ts); + return 0; + +err_pd_irq: + free_irq(wm831x_ts->pd_irq, wm831x_ts); +err_data_irq: + free_irq(wm831x_ts->data_irq, wm831x_ts); +err_alloc: + input_free_device(input_dev); + kfree(wm831x_ts); + + return error; +} + +static __devexit int wm831x_ts_remove(struct platform_device *pdev) +{ + struct wm831x_ts *wm831x_ts = platform_get_drvdata(pdev); + + free_irq(wm831x_ts->pd_irq, wm831x_ts); + free_irq(wm831x_ts->data_irq, wm831x_ts); + input_unregister_device(wm831x_ts->input_dev); + kfree(wm831x_ts); + + platform_set_drvdata(pdev, NULL); + return 0; +} + +static struct platform_driver wm831x_ts_driver = { + .driver = { + .name = "wm831x-touch", + .owner = THIS_MODULE, + }, + .probe = wm831x_ts_probe, + .remove = __devexit_p(wm831x_ts_remove), +}; + +static int __init wm831x_ts_init(void) +{ + return platform_driver_register(&wm831x_ts_driver); +} +module_init(wm831x_ts_init); + +static void __exit wm831x_ts_exit(void) +{ + platform_driver_unregister(&wm831x_ts_driver); +} +module_exit(wm831x_ts_exit); + +/* Module information */ +MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); +MODULE_DESCRIPTION("WM831x PMIC touchscreen driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:wm831x-touch"); diff --git a/drivers/input/touchscreen/wm9705.c b/drivers/input/touchscreen/wm9705.c index 6b5be742c27d..98e61175d3f5 100644 --- a/drivers/input/touchscreen/wm9705.c +++ b/drivers/input/touchscreen/wm9705.c @@ -306,7 +306,7 @@ static int wm9705_acc_enable(struct wm97xx *wm, int enable) dig2 = wm->dig[2]; if (enable) { - /* continous mode */ + /* continuous mode */ if (wm->mach_ops->acc_startup && (ret = wm->mach_ops->acc_startup(wm)) < 0) return ret; diff --git a/drivers/input/touchscreen/wm9712.c b/drivers/input/touchscreen/wm9712.c index 7490b05c3566..2bc2fb801009 100644 --- a/drivers/input/touchscreen/wm9712.c +++ b/drivers/input/touchscreen/wm9712.c @@ -419,7 +419,7 @@ static int wm9712_acc_enable(struct wm97xx *wm, int enable) dig2 = wm->dig[2]; if (enable) { - /* continous mode */ + /* continuous mode */ if (wm->mach_ops->acc_startup) { ret = wm->mach_ops->acc_startup(wm); if (ret < 0) diff --git a/drivers/input/touchscreen/wm9713.c b/drivers/input/touchscreen/wm9713.c index 238b5132712e..73ec99568f12 100644 --- a/drivers/input/touchscreen/wm9713.c +++ b/drivers/input/touchscreen/wm9713.c @@ -431,7 +431,7 @@ static int wm9713_acc_enable(struct wm97xx *wm, int enable) dig3 = wm->dig[2]; if (enable) { - /* continous mode */ + /* continuous mode */ if (wm->mach_ops->acc_startup && (ret = wm->mach_ops->acc_startup(wm)) < 0) return ret; diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c index 6b75c9f660ae..5dbe73af2f8f 100644 --- a/drivers/input/touchscreen/wm97xx-core.c +++ b/drivers/input/touchscreen/wm97xx-core.c @@ -335,7 +335,7 @@ static void wm97xx_pen_irq_worker(struct work_struct *work) */ if (!wm->mach_ops->acc_enabled || wm->mach_ops->acc_pen_down) { if (wm->pen_is_down && !pen_was_down) { - /* Data is not availiable immediately on pen down */ + /* Data is not available immediately on pen down */ queue_delayed_work(wm->ts_workq, &wm->ts_reader, 1); } @@ -354,7 +354,7 @@ static void wm97xx_pen_irq_worker(struct work_struct *work) * Codec PENDOWN irq handler * * We have to disable the codec interrupt in the handler because it - * can take upto 1ms to clear the interrupt source. We schedule a task + * can take up to 1ms to clear the interrupt source. We schedule a task * in a work queue to do the actual interaction with the chip. The * interrupt is then enabled again in the slow handler when the source * has been cleared. diff --git a/drivers/input/touchscreen/zylonite-wm97xx.c b/drivers/input/touchscreen/zylonite-wm97xx.c index 048849867643..5b0f15ec874a 100644 --- a/drivers/input/touchscreen/zylonite-wm97xx.c +++ b/drivers/input/touchscreen/zylonite-wm97xx.c @@ -193,7 +193,7 @@ static int zylonite_wm97xx_probe(struct platform_device *pdev) gpio_touch_irq = mfp_to_gpio(MFP_PIN_GPIO26); wm->pen_irq = IRQ_GPIO(gpio_touch_irq); - set_irq_type(IRQ_GPIO(gpio_touch_irq), IRQ_TYPE_EDGE_BOTH); + irq_set_irq_type(IRQ_GPIO(gpio_touch_irq), IRQ_TYPE_EDGE_BOTH); wm97xx_config_gpio(wm, WM97XX_GPIO_13, WM97XX_GPIO_IN, WM97XX_GPIO_POL_HIGH, |