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);
enum gameport_event_type {
GAMEPORT_REGISTER_PORT,
- GAMEPORT_REGISTER_DRIVER,
GAMEPORT_ATTACH_DRIVER,
};
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:
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);
}
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()
};
/*
- * 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
.callback = atkbd_setup_forced_release,
.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 = {
}
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",
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
*/
static int __init pc110pad_init(void)
{
- struct pci_dev *dev;
int err;
if (!no_pci_devices())
{ }
};
+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[] = {
{
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
#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;
static int i8042_controller_selftest(void)
{
unsigned char param;
+ int i = 0;
if (!i8042_reset)
return 0;
- if (i8042_command(¶m, 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(¶m, 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
}
/*
/* 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;
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);
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? */
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.
default:
BUG();
}
+ ts->wait_for_sync();
status = spi_async(ts->spi, m);
if (status)
dev_err(&ts->spi->dev, "spi_async --> %d\n",
} 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);
* 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);
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";
*
* 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
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:
report_pen_up(touch);
touch->state = STATE_IDLE;
}
-
- input_sync(touch->input_dev);
break;
case STATE_WAIT:
if (is_pen_down(touch)) {
start_tsi(touch);
touch->state = STATE_BUSY;
- } else
+ } else {
+ report_pen_up(touch);
touch->state = STATE_IDLE;
+ }
break;
}
return;
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;
}
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");
#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
* 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");
void **filter_data);
int (*filter) (void *filter_data, int data_idx, int *val);
void (*filter_cleanup)(void *filter_data);
+ void (*wait_for_sync)(void);
};
git.openpandora.org / pandora-kernel.git / commitdiff