diff options
| author | Michael Roth <mroth@nessie.de> | 2009-05-18 16:04:44 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-05-19 19:24:54 -0700 |
| commit | 86579a4cccf18a2ddbf7de8fc5a0f5d9b94ed76d (patch) | |
| tree | b41377e0d2802dcf58f0ced3e895532fc01a7cca | |
| parent | 225c9886b9f873b219d1109148661b38da99a1ee (diff) | |
Input: ads7846 - support swapping x and y axes
Signed-off-by: Michael Roth <mroth@nessie.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
| -rw-r--r-- | drivers/input/touchscreen/ads7846.c | 7 | ||||
| -rw-r--r-- | include/linux/spi/ads7846.h | 1 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 2b01e56568f8..b5ad252f5cf1 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -97,6 +97,8 @@ struct ads7846 { u16 x_plate_ohms; u16 pressure_max; + bool swap_xy; + struct ads7846_packet *packet; struct spi_transfer xfer[18]; @@ -599,6 +601,10 @@ static void ads7846_rx(void *ads) dev_dbg(&ts->spi->dev, "DOWN\n"); #endif } + + if (ts->swap_xy) + swap(x, y); + input_report_abs(input, ABS_X, x); input_report_abs(input, ABS_Y, y); input_report_abs(input, ABS_PRESSURE, Rt); @@ -917,6 +923,7 @@ static int __devinit ads7846_probe(struct spi_device *spi) ts->spi = spi; ts->input = input_dev; ts->vref_mv = pdata->vref_mv; + ts->swap_xy = pdata->swap_xy; hrtimer_init(&ts->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); ts->timer.function = ads7846_timer; diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h index 2ea20320c093..51948eb6927a 100644 --- a/include/linux/spi/ads7846.h +++ b/include/linux/spi/ads7846.h @@ -17,6 +17,7 @@ struct ads7846_platform_data { u16 vref_mv; /* external vref value, milliVolts */ bool keep_vref_on; /* set to keep vref on for differential * measurements as well */ + bool swap_xy; /* swap x and y axes */ /* Settling time of the analog signals; a function of Vcc and the * capacitance on the X/Y drivers. If set to non-zero, two samples |