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-rw-r--r--drivers/input/gameport/gameport.c14
-rw-r--r--drivers/input/input.c1
-rw-r--r--drivers/input/keyboard/atkbd.c20
-rw-r--r--drivers/input/keyboard/bf54x-keys.c2
-rw-r--r--drivers/input/misc/Kconfig2
-rw-r--r--drivers/input/mouse/pc110pad.c1
-rw-r--r--drivers/input/serio/i8042-x86ia64io.h28
-rw-r--r--drivers/input/serio/i8042.c37
-rw-r--r--drivers/input/touchscreen/ad7877.c4
-rw-r--r--drivers/input/touchscreen/ad7879.c3
-rw-r--r--drivers/input/touchscreen/ads7846.c12
-rw-r--r--drivers/input/touchscreen/da9034-ts.c29
-rw-r--r--drivers/input/touchscreen/mainstone-wm97xx.c7
-rw-r--r--drivers/input/touchscreen/wm97xx-core.c3
-rw-r--r--include/linux/spi/ads7846.h1
15 files changed, 121 insertions, 43 deletions
diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c
index ebf4be5b7c4e..2d175b5928ff 100644
--- a/drivers/input/gameport/gameport.c
+++ b/drivers/input/gameport/gameport.c
@@ -50,9 +50,8 @@ static LIST_HEAD(gameport_list);
static struct bus_type gameport_bus;
-static void gameport_add_driver(struct gameport_driver *drv);
static void gameport_add_port(struct gameport *gameport);
-static void gameport_destroy_port(struct gameport *gameport);
+static void gameport_attach_driver(struct gameport_driver *drv);
static void gameport_reconnect_port(struct gameport *gameport);
static void gameport_disconnect_port(struct gameport *gameport);
@@ -230,7 +229,6 @@ static void gameport_find_driver(struct gameport *gameport)
enum gameport_event_type {
GAMEPORT_REGISTER_PORT,
- GAMEPORT_REGISTER_DRIVER,
GAMEPORT_ATTACH_DRIVER,
};
@@ -374,8 +372,8 @@ static void gameport_handle_event(void)
gameport_add_port(event->object);
break;
- case GAMEPORT_REGISTER_DRIVER:
- gameport_add_driver(event->object);
+ case GAMEPORT_ATTACH_DRIVER:
+ gameport_attach_driver(event->object);
break;
default:
@@ -706,14 +704,14 @@ static int gameport_driver_remove(struct device *dev)
return 0;
}
-static void gameport_add_driver(struct gameport_driver *drv)
+static void gameport_attach_driver(struct gameport_driver *drv)
{
int error;
- error = driver_register(&drv->driver);
+ error = driver_attach(&drv->driver);
if (error)
printk(KERN_ERR
- "gameport: driver_register() failed for %s, error: %d\n",
+ "gameport: driver_attach() failed for %s, error: %d\n",
drv->driver.name, error);
}
diff --git a/drivers/input/input.c b/drivers/input/input.c
index d44065d2e662..935a1835de2d 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -1549,7 +1549,6 @@ int input_register_handle(struct input_handle *handle)
return error;
list_add_tail_rcu(&handle->d_node, &dev->h_list);
mutex_unlock(&dev->mutex);
- synchronize_rcu();
/*
* Since we are supposed to be called from ->connect()
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index f999dc60c3b8..444dec07e5d8 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -880,7 +880,7 @@ static unsigned int atkbd_hp_zv6100_forced_release_keys[] = {
};
/*
- * Samsung NC10 with Fn+F? key release not working
+ * Samsung NC10,NC20 with Fn+F? key release not working
*/
static unsigned int atkbd_samsung_forced_release_keys[] = {
0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, -1U
@@ -1534,6 +1534,24 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
.driver_data = atkbd_samsung_forced_release_keys,
},
{
+ .ident = "Samsung NC20",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "NC20"),
+ },
+ .callback = atkbd_setup_forced_release,
+ .driver_data = atkbd_samsung_forced_release_keys,
+ },
+ {
+ .ident = "Samsung SQ45S70S",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "SQ45S70S"),
+ },
+ .callback = atkbd_setup_forced_release,
+ .driver_data = atkbd_samsung_forced_release_keys,
+ },
+ {
.ident = "Fujitsu Amilo PA 1510",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c
index e94b7d735aca..d427f322e207 100644
--- a/drivers/input/keyboard/bf54x-keys.c
+++ b/drivers/input/keyboard/bf54x-keys.c
@@ -252,7 +252,7 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev)
}
error = request_irq(bf54x_kpad->irq, bfin_kpad_isr,
- IRQF_SAMPLE_RANDOM, DRV_NAME, pdev);
+ 0, DRV_NAME, pdev);
if (error) {
printk(KERN_ERR DRV_NAME
": unable to claim irq %d; error %d\n",
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 203abac1e23e..5c0a631d1455 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -214,7 +214,7 @@ config INPUT_SGI_BTNS
config HP_SDC_RTC
tristate "HP SDC Real Time Clock"
- depends on GSC || HP300
+ depends on (GSC || HP300) && SERIO
select HP_SDC
help
Say Y here if you want to support the built-in real time clock
diff --git a/drivers/input/mouse/pc110pad.c b/drivers/input/mouse/pc110pad.c
index f63995f854ff..3941f97cfa60 100644
--- a/drivers/input/mouse/pc110pad.c
+++ b/drivers/input/mouse/pc110pad.c
@@ -108,7 +108,6 @@ static int pc110pad_open(struct input_dev *dev)
*/
static int __init pc110pad_init(void)
{
- struct pci_dev *dev;
int err;
if (!no_pci_devices())
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 83ed2d56b924..fb8a3cd3ffd0 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -377,6 +377,24 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
{ }
};
+static struct dmi_system_id __initdata i8042_dmi_reset_table[] = {
+ {
+ .ident = "MSI Wind U-100",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_NAME, "U-100"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
+ },
+ },
+ {
+ .ident = "LG Electronics X110",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_NAME, "X110"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
+ },
+ },
+ { }
+};
+
#ifdef CONFIG_PNP
static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
{
@@ -386,6 +404,13 @@ static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
},
},
+ {
+ .ident = "MSI Wind U-100",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_NAME, "U-100"),
+ DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
+ },
+ },
{ }
};
#endif
@@ -698,6 +723,9 @@ static int __init i8042_platform_init(void)
#endif
#ifdef CONFIG_X86
+ if (dmi_check_system(i8042_dmi_reset_table))
+ i8042_reset = 1;
+
if (dmi_check_system(i8042_dmi_noloop_table))
i8042_noloop = 1;
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 170f71ee5772..3cffb704e374 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -712,22 +712,43 @@ static int i8042_controller_check(void)
static int i8042_controller_selftest(void)
{
unsigned char param;
+ int i = 0;
if (!i8042_reset)
return 0;
- if (i8042_command(&param, I8042_CMD_CTL_TEST)) {
- printk(KERN_ERR "i8042.c: i8042 controller self test timeout.\n");
- return -ENODEV;
- }
+ /*
+ * We try this 5 times; on some really fragile systems this does not
+ * take the first time...
+ */
+ do {
+
+ if (i8042_command(&param, I8042_CMD_CTL_TEST)) {
+ printk(KERN_ERR "i8042.c: i8042 controller self test timeout.\n");
+ return -ENODEV;
+ }
+
+ if (param == I8042_RET_CTL_TEST)
+ return 0;
- if (param != I8042_RET_CTL_TEST) {
printk(KERN_ERR "i8042.c: i8042 controller selftest failed. (%#x != %#x)\n",
- param, I8042_RET_CTL_TEST);
- return -EIO;
- }
+ param, I8042_RET_CTL_TEST);
+ msleep(50);
+ } while (i++ < 5);
+#ifdef CONFIG_X86
+ /*
+ * On x86, we don't fail entire i8042 initialization if controller
+ * reset fails in hopes that keyboard port will still be functional
+ * and user will still get a working keyboard. This is especially
+ * important on netbooks. On other arches we trust hardware more.
+ */
+ printk(KERN_INFO
+ "i8042: giving up on controller selftest, continuing anyway...\n");
return 0;
+#else
+ return -EIO;
+#endif
}
/*
diff --git a/drivers/input/touchscreen/ad7877.c b/drivers/input/touchscreen/ad7877.c
index e4728a28f492..ecaeb7e8e75e 100644
--- a/drivers/input/touchscreen/ad7877.c
+++ b/drivers/input/touchscreen/ad7877.c
@@ -736,8 +736,8 @@ static int __devinit ad7877_probe(struct spi_device *spi)
/* Request AD7877 /DAV GPIO interrupt */
- err = request_irq(spi->irq, ad7877_irq, IRQF_TRIGGER_FALLING |
- IRQF_SAMPLE_RANDOM, spi->dev.driver->name, ts);
+ err = request_irq(spi->irq, ad7877_irq, IRQF_TRIGGER_FALLING,
+ spi->dev.driver->name, ts);
if (err) {
dev_dbg(&spi->dev, "irq %d busy?\n", spi->irq);
goto err_free_mem;
diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c
index ea4c61d68683..5d8a70398807 100644
--- a/drivers/input/touchscreen/ad7879.c
+++ b/drivers/input/touchscreen/ad7879.c
@@ -448,8 +448,7 @@ static int __devinit ad7879_construct(bus_device *bus, struct ad7879 *ts)
ad7879_setup(ts);
err = request_irq(bus->irq, ad7879_irq,
- IRQF_TRIGGER_FALLING | IRQF_SAMPLE_RANDOM,
- bus->dev.driver->name, ts);
+ IRQF_TRIGGER_FALLING, bus->dev.driver->name, ts);
if (err) {
dev_err(&bus->dev, "irq %d busy?\n", bus->irq);
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 056ac77e2cf0..2b01e56568f8 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -127,6 +127,8 @@ struct ads7846 {
void (*filter_cleanup)(void *data);
int (*get_pendown_state)(void);
int gpio_pendown;
+
+ void (*wait_for_sync)(void);
};
/* leave chip selected when we're done, for quicker re-select? */
@@ -511,6 +513,10 @@ static int get_pendown_state(struct ads7846 *ts)
return !gpio_get_value(ts->gpio_pendown);
}
+static void null_wait_for_sync(void)
+{
+}
+
/*
* PENIRQ only kicks the timer. The timer only reissues the SPI transfer,
* to retrieve touchscreen status.
@@ -686,6 +692,7 @@ static void ads7846_rx_val(void *ads)
default:
BUG();
}
+ ts->wait_for_sync();
status = spi_async(ts->spi, m);
if (status)
dev_err(&ts->spi->dev, "spi_async --> %d\n",
@@ -723,6 +730,7 @@ static enum hrtimer_restart ads7846_timer(struct hrtimer *handle)
} else {
/* pen is still down, continue with the measurement */
ts->msg_idx = 0;
+ ts->wait_for_sync();
status = spi_async(ts->spi, &ts->msg[0]);
if (status)
dev_err(&ts->spi->dev, "spi_async --> %d\n", status);
@@ -746,7 +754,7 @@ static irqreturn_t ads7846_irq(int irq, void *handle)
* that here. (The "generic irq" framework may help...)
*/
ts->irq_disabled = 1;
- disable_irq(ts->spi->irq);
+ disable_irq_nosync(ts->spi->irq);
ts->pending = 1;
hrtimer_start(&ts->timer, ktime_set(0, TS_POLL_DELAY),
HRTIMER_MODE_REL);
@@ -947,6 +955,8 @@ static int __devinit ads7846_probe(struct spi_device *spi)
ts->penirq_recheck_delay_usecs =
pdata->penirq_recheck_delay_usecs;
+ ts->wait_for_sync = pdata->wait_for_sync ? : null_wait_for_sync;
+
snprintf(ts->phys, sizeof(ts->phys), "%s/input0", dev_name(&spi->dev));
input_dev->name = "ADS784x Touchscreen";
diff --git a/drivers/input/touchscreen/da9034-ts.c b/drivers/input/touchscreen/da9034-ts.c
index fa67d782c3c3..3ffd4c4b170c 100644
--- a/drivers/input/touchscreen/da9034-ts.c
+++ b/drivers/input/touchscreen/da9034-ts.c
@@ -3,6 +3,7 @@
*
* Copyright (C) 2006-2008 Marvell International Ltd.
* Fengwei Yin <fengwei.yin@marvell.com>
+ * Bin Yang <bin.yang@marvell.com>
* Eric Miao <eric.miao@marvell.com>
*
* This program is free software; you can redistribute it and/or modify
@@ -175,6 +176,16 @@ static void da9034_event_handler(struct da9034_touch *touch, int event)
goto err_reset;
touch->state = STATE_STOP;
+
+ /* FIXME: PEN_{UP/DOWN} events are expected to be
+ * available by stopping TSI, but this is found not
+ * always true, delay and simulate such an event
+ * here is more reliable
+ */
+ mdelay(1);
+ da9034_event_handler(touch,
+ is_pen_down(touch) ? EVENT_PEN_DOWN :
+ EVENT_PEN_UP);
break;
case STATE_STOP:
@@ -189,8 +200,6 @@ static void da9034_event_handler(struct da9034_touch *touch, int event)
report_pen_up(touch);
touch->state = STATE_IDLE;
}
-
- input_sync(touch->input_dev);
break;
case STATE_WAIT:
@@ -200,8 +209,10 @@ static void da9034_event_handler(struct da9034_touch *touch, int event)
if (is_pen_down(touch)) {
start_tsi(touch);
touch->state = STATE_BUSY;
- } else
+ } else {
+ report_pen_up(touch);
touch->state = STATE_IDLE;
+ }
break;
}
return;
@@ -226,16 +237,12 @@ static int da9034_touch_notifier(struct notifier_block *nb,
struct da9034_touch *touch =
container_of(nb, struct da9034_touch, notifier);
- if (event & DA9034_EVENT_PEN_DOWN) {
- if (is_pen_down(touch))
- da9034_event_handler(touch, EVENT_PEN_DOWN);
- else
- da9034_event_handler(touch, EVENT_PEN_UP);
- }
-
if (event & DA9034_EVENT_TSI_READY)
da9034_event_handler(touch, EVENT_TSI_READY);
+ if ((event & DA9034_EVENT_PEN_DOWN) && touch->state == STATE_IDLE)
+ da9034_event_handler(touch, EVENT_PEN_DOWN);
+
return 0;
}
@@ -385,6 +392,6 @@ static void __exit da9034_touch_exit(void)
module_exit(da9034_touch_exit);
MODULE_DESCRIPTION("Touchscreen driver for Dialog Semiconductor DA9034");
-MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>");
+MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>, Bin Yang <bin.yang@marvell.com>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:da9034-touch");
diff --git a/drivers/input/touchscreen/mainstone-wm97xx.c b/drivers/input/touchscreen/mainstone-wm97xx.c
index dfa6a84ab50a..4cc047a5116e 100644
--- a/drivers/input/touchscreen/mainstone-wm97xx.c
+++ b/drivers/input/touchscreen/mainstone-wm97xx.c
@@ -111,13 +111,12 @@ static void wm97xx_acc_pen_up(struct wm97xx *wm)
#else
static void wm97xx_acc_pen_up(struct wm97xx *wm)
{
- int count = 16;
+ unsigned int count;
+
schedule_timeout_uninterruptible(1);
- while (count < 16) {
+ for (count = 0; count < 16; count++)
MODR;
- count--;
- }
}
#endif
diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c
index cec480bffe38..69af8385ab14 100644
--- a/drivers/input/touchscreen/wm97xx-core.c
+++ b/drivers/input/touchscreen/wm97xx-core.c
@@ -370,8 +370,7 @@ static int wm97xx_init_pen_irq(struct wm97xx *wm)
* provided. */
BUG_ON(!wm->mach_ops->irq_enable);
- if (request_irq(wm->pen_irq, wm97xx_pen_interrupt,
- IRQF_SHARED | IRQF_SAMPLE_RANDOM,
+ if (request_irq(wm->pen_irq, wm97xx_pen_interrupt, IRQF_SHARED,
"wm97xx-pen", wm)) {
dev_err(wm->dev,
"Failed to register pen down interrupt, polling");
diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h
index 05eab2f11e63..2ea20320c093 100644
--- a/include/linux/spi/ads7846.h
+++ b/include/linux/spi/ads7846.h
@@ -51,5 +51,6 @@ struct ads7846_platform_data {
void **filter_data);
int (*filter) (void *filter_data, int data_idx, int *val);
void (*filter_cleanup)(void *filter_data);
+ void (*wait_for_sync)(void);
};
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