diff options
Diffstat (limited to 'drivers/input/touchscreen')
-rw-r--r-- | drivers/input/touchscreen/ads7846.c | 30 | ||||
-rw-r--r-- | drivers/input/touchscreen/corgi_ts.c | 3 | ||||
-rw-r--r-- | drivers/input/touchscreen/elo.c | 3 | ||||
-rw-r--r-- | drivers/input/touchscreen/gunze.c | 2 | ||||
-rw-r--r-- | drivers/input/touchscreen/h3600_ts_input.c | 9 | ||||
-rw-r--r-- | drivers/input/touchscreen/mtouch.c | 2 | ||||
-rw-r--r-- | drivers/input/touchscreen/penmount.c | 3 | ||||
-rw-r--r-- | drivers/input/touchscreen/touchright.c | 2 | ||||
-rw-r--r-- | drivers/input/touchscreen/touchwin.c | 2 | ||||
-rw-r--r-- | drivers/input/touchscreen/ucb1400_ts.c | 26 |
10 files changed, 47 insertions, 35 deletions
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 0a26e066354..693e3b2a65a 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -39,7 +39,8 @@ /* * This code has been heavily tested on a Nokia 770, and lightly * tested on other ads7846 devices (OSK/Mistral, Lubbock). - * Support for ads7843 and ads7845 has only been stubbed in. + * Support for ads7843 tested on Atmel at91sam926x-EK. + * Support for ads7845 has only been stubbed in. * * IRQ handling needs a workaround because of a shortcoming in handling * edge triggered IRQs on some platforms like the OMAP1/2. These @@ -246,18 +247,16 @@ static int ads7846_read12_ser(struct device *dev, unsigned command) /* REVISIT: take a few more samples, and compare ... */ - /* maybe off internal vREF */ - if (use_internal) { - req->ref_off = REF_OFF; - req->xfer[4].tx_buf = &req->ref_off; - req->xfer[4].len = 1; - spi_message_add_tail(&req->xfer[4], &req->msg); - - req->xfer[5].rx_buf = &req->scratch; - req->xfer[5].len = 2; - CS_CHANGE(req->xfer[5]); - spi_message_add_tail(&req->xfer[5], &req->msg); - } + /* converter in low power mode & enable PENIRQ */ + req->ref_off = PWRDOWN; + req->xfer[4].tx_buf = &req->ref_off; + req->xfer[4].len = 1; + spi_message_add_tail(&req->xfer[4], &req->msg); + + req->xfer[5].rx_buf = &req->scratch; + req->xfer[5].len = 2; + CS_CHANGE(req->xfer[5]); + spi_message_add_tail(&req->xfer[5], &req->msg); ts->irq_disabled = 1; disable_irq(spi->irq); @@ -536,6 +535,9 @@ static void ads7846_rx(void *ads) } else Rt = 0; + if (ts->model == 7843) + Rt = ts->pressure_max / 2; + /* Sample found inconsistent by debouncing or pressure is beyond * the maximum. Don't report it to user space, repeat at least * once more the measurement @@ -897,7 +899,7 @@ static int __devinit ads7846_probe(struct spi_device *spi) input_dev->name = "ADS784x Touchscreen"; input_dev->phys = ts->phys; - input_dev->cdev.dev = &spi->dev; + input_dev->dev.parent = &spi->dev; input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); diff --git a/drivers/input/touchscreen/corgi_ts.c b/drivers/input/touchscreen/corgi_ts.c index e2945582828..e6a31d11878 100644 --- a/drivers/input/touchscreen/corgi_ts.c +++ b/drivers/input/touchscreen/corgi_ts.c @@ -300,8 +300,7 @@ static int __init corgits_probe(struct platform_device *pdev) input_dev->id.vendor = 0x0001; input_dev->id.product = 0x0002; input_dev->id.version = 0x0100; - input_dev->cdev.dev = &pdev->dev; - input_dev->private = corgi_ts; + input_dev->dev.parent = &pdev->dev; input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); diff --git a/drivers/input/touchscreen/elo.c b/drivers/input/touchscreen/elo.c index 9d61cd133d0..557d781719f 100644 --- a/drivers/input/touchscreen/elo.c +++ b/drivers/input/touchscreen/elo.c @@ -312,14 +312,13 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv) init_completion(&elo->cmd_done); snprintf(elo->phys, sizeof(elo->phys), "%s/input0", serio->phys); - input_dev->private = elo; input_dev->name = "Elo Serial TouchScreen"; input_dev->phys = elo->phys; input_dev->id.bustype = BUS_RS232; input_dev->id.vendor = SERIO_ELO; input_dev->id.product = elo->id; input_dev->id.version = 0x0100; - input_dev->cdev.dev = &serio->dev; + input_dev->dev.parent = &serio->dev; input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); diff --git a/drivers/input/touchscreen/gunze.c b/drivers/input/touchscreen/gunze.c index 9157eb148e8..39d602600d7 100644 --- a/drivers/input/touchscreen/gunze.c +++ b/drivers/input/touchscreen/gunze.c @@ -130,13 +130,13 @@ static int gunze_connect(struct serio *serio, struct serio_driver *drv) gunze->dev = input_dev; snprintf(gunze->phys, sizeof(serio->phys), "%s/input0", serio->phys); - input_dev->private = gunze; input_dev->name = "Gunze AHL-51S TouchScreen"; input_dev->phys = gunze->phys; input_dev->id.bustype = BUS_RS232; input_dev->id.vendor = SERIO_GUNZE; input_dev->id.product = 0x0051; input_dev->id.version = 0x0100; + input_dev->dev.parent = &serio->dev; input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); input_set_abs_params(input_dev, ABS_X, 24, 1000, 0, 0); diff --git a/drivers/input/touchscreen/h3600_ts_input.c b/drivers/input/touchscreen/h3600_ts_input.c index c4116d4f64e..09ed7803cb8 100644 --- a/drivers/input/touchscreen/h3600_ts_input.c +++ b/drivers/input/touchscreen/h3600_ts_input.c @@ -147,7 +147,7 @@ enum flite_pwr { unsigned int h3600_flite_power(struct input_dev *dev, enum flite_pwr pwr) { unsigned char brightness = (pwr == FLITE_PWR_OFF) ? 0 : flite_brightness; - struct h3600_dev *ts = dev->private; + struct h3600_dev *ts = input_get_drvdata(dev); /* Must be in this order */ ts->serio->write(ts->serio, 1); @@ -260,7 +260,7 @@ static int h3600ts_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) { #if 0 - struct h3600_dev *ts = dev->private; + struct h3600_dev *ts = input_get_drvdata(dev); switch (type) { case EV_LED: { @@ -367,8 +367,9 @@ static int h3600ts_connect(struct serio *serio, struct serio_driver *drv) input_dev->id.vendor = SERIO_H3600; input_dev->id.product = 0x0666; /* FIXME !!! We can ask the hardware */ input_dev->id.version = 0x0100; - input_dev->cdev.dev = &serio->dev; - input_dev->private = ts; + input_dev->dev.parent = &serio->dev; + + input_set_drvdata(input_dev, ts); input_dev->event = h3600ts_event; diff --git a/drivers/input/touchscreen/mtouch.c b/drivers/input/touchscreen/mtouch.c index c3c2d735d0e..4ec3b1f940c 100644 --- a/drivers/input/touchscreen/mtouch.c +++ b/drivers/input/touchscreen/mtouch.c @@ -144,13 +144,13 @@ static int mtouch_connect(struct serio *serio, struct serio_driver *drv) mtouch->dev = input_dev; snprintf(mtouch->phys, sizeof(mtouch->phys), "%s/input0", serio->phys); - input_dev->private = mtouch; input_dev->name = "MicroTouch Serial TouchScreen"; input_dev->phys = mtouch->phys; input_dev->id.bustype = BUS_RS232; input_dev->id.vendor = SERIO_MICROTOUCH; input_dev->id.product = 0; input_dev->id.version = 0x0100; + input_dev->dev.parent = &serio->dev; input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); input_set_abs_params(mtouch->dev, ABS_X, MTOUCH_MIN_XC, MTOUCH_MAX_XC, 0, 0); diff --git a/drivers/input/touchscreen/penmount.c b/drivers/input/touchscreen/penmount.c index bd2767991ae..f2c0d3c7149 100644 --- a/drivers/input/touchscreen/penmount.c +++ b/drivers/input/touchscreen/penmount.c @@ -105,14 +105,13 @@ static int pm_connect(struct serio *serio, struct serio_driver *drv) pm->dev = input_dev; snprintf(pm->phys, sizeof(pm->phys), "%s/input0", serio->phys); - input_dev->private = pm; input_dev->name = "Penmount Serial TouchScreen"; input_dev->phys = pm->phys; input_dev->id.bustype = BUS_RS232; input_dev->id.vendor = SERIO_PENMOUNT; input_dev->id.product = 0; input_dev->id.version = 0x0100; - input_dev->cdev.dev = &serio->dev; + input_dev->dev.parent = &serio->dev; input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); diff --git a/drivers/input/touchscreen/touchright.c b/drivers/input/touchscreen/touchright.c index 35ba46c6ad2..3def7bb1df4 100644 --- a/drivers/input/touchscreen/touchright.c +++ b/drivers/input/touchscreen/touchright.c @@ -118,13 +118,13 @@ static int tr_connect(struct serio *serio, struct serio_driver *drv) tr->dev = input_dev; snprintf(tr->phys, sizeof(tr->phys), "%s/input0", serio->phys); - input_dev->private = tr; input_dev->name = "Touchright Serial TouchScreen"; input_dev->phys = tr->phys; input_dev->id.bustype = BUS_RS232; input_dev->id.vendor = SERIO_TOUCHRIGHT; input_dev->id.product = 0; input_dev->id.version = 0x0100; + input_dev->dev.parent = &serio->dev; input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); input_set_abs_params(tr->dev, ABS_X, TR_MIN_XC, TR_MAX_XC, 0, 0); diff --git a/drivers/input/touchscreen/touchwin.c b/drivers/input/touchscreen/touchwin.c index 4dc073dacab..ac4bdcf1866 100644 --- a/drivers/input/touchscreen/touchwin.c +++ b/drivers/input/touchscreen/touchwin.c @@ -125,13 +125,13 @@ static int tw_connect(struct serio *serio, struct serio_driver *drv) tw->dev = input_dev; snprintf(tw->phys, sizeof(tw->phys), "%s/input0", serio->phys); - input_dev->private = tw; input_dev->name = "Touchwindow Serial TouchScreen"; input_dev->phys = tw->phys; input_dev->id.bustype = BUS_RS232; input_dev->id.vendor = SERIO_TOUCHWIN; input_dev->id.product = 0; input_dev->id.version = 0x0100; + input_dev->dev.parent = &serio->dev; input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); input_set_abs_params(tw->dev, ABS_X, TW_MIN_XC, TW_MAX_XC, 0, 0); diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c index e8606c48c9c..6582816a047 100644 --- a/drivers/input/touchscreen/ucb1400_ts.c +++ b/drivers/input/touchscreen/ucb1400_ts.c @@ -97,6 +97,8 @@ struct ucb1400 { }; static int adcsync; +static int ts_delay = 55; /* us */ +static int ts_delay_pressure; /* us */ static inline u16 ucb1400_reg_read(struct ucb1400 *ucb, u16 reg) { @@ -159,6 +161,7 @@ static inline unsigned int ucb1400_ts_read_pressure(struct ucb1400 *ucb) UCB_TS_CR_TSMX_POW | UCB_TS_CR_TSPX_POW | UCB_TS_CR_TSMY_GND | UCB_TS_CR_TSPY_GND | UCB_TS_CR_MODE_PRES | UCB_TS_CR_BIAS_ENA); + udelay(ts_delay_pressure); return ucb1400_adc_read(ucb, UCB_ADC_INP_TSPY); } @@ -180,7 +183,7 @@ static inline unsigned int ucb1400_ts_read_xpos(struct ucb1400 *ucb) UCB_TS_CR_TSMX_GND | UCB_TS_CR_TSPX_POW | UCB_TS_CR_MODE_POS | UCB_TS_CR_BIAS_ENA); - udelay(55); + udelay(ts_delay); return ucb1400_adc_read(ucb, UCB_ADC_INP_TSPY); } @@ -203,7 +206,7 @@ static inline unsigned int ucb1400_ts_read_ypos(struct ucb1400 *ucb) UCB_TS_CR_TSMY_GND | UCB_TS_CR_TSPY_POW | UCB_TS_CR_MODE_POS | UCB_TS_CR_BIAS_ENA); - udelay(55); + udelay(ts_delay); return ucb1400_adc_read(ucb, UCB_ADC_INP_TSPX); } @@ -369,7 +372,7 @@ static irqreturn_t ucb1400_hard_irq(int irqnr, void *devid) static int ucb1400_ts_open(struct input_dev *idev) { - struct ucb1400 *ucb = idev->private; + struct ucb1400 *ucb = input_get_drvdata(idev); int ret = 0; BUG_ON(ucb->ts_task); @@ -385,7 +388,7 @@ static int ucb1400_ts_open(struct input_dev *idev) static void ucb1400_ts_close(struct input_dev *idev) { - struct ucb1400 *ucb = idev->private; + struct ucb1400 *ucb = input_get_drvdata(idev); if (ucb->ts_task) kthread_stop(ucb->ts_task); @@ -507,8 +510,9 @@ static int ucb1400_ts_probe(struct device *dev) } printk(KERN_DEBUG "UCB1400: found IRQ %d\n", ucb->irq); - idev->private = ucb; - idev->cdev.dev = dev; + input_set_drvdata(idev, ucb); + + idev->dev.parent = dev; idev->name = "UCB1400 touchscreen interface"; idev->id.vendor = ucb1400_reg_read(ucb, AC97_VENDOR_ID1); idev->id.product = id; @@ -571,7 +575,15 @@ static void __exit ucb1400_ts_exit(void) driver_unregister(&ucb1400_ts_driver); } -module_param(adcsync, int, 0444); +module_param(adcsync, bool, 0444); +MODULE_PARM_DESC(adcsync, "Synchronize touch readings with ADCSYNC pin."); + +module_param(ts_delay, int, 0444); +MODULE_PARM_DESC(ts_delay, "Delay between panel setup and position read. Default = 55us."); + +module_param(ts_delay_pressure, int, 0444); +MODULE_PARM_DESC(ts_delay_pressure, + "delay between panel setup and pressure read. Default = 0us."); module_init(ucb1400_ts_init); module_exit(ucb1400_ts_exit); |