61 lines
2.5 KiB
Diff
61 lines
2.5 KiB
Diff
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author John Stultz <john.stultz@linaro.org> 2016-02-24 23:02:26 -0800
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committer John Stultz <john.stultz@linaro.org> 2017-05-12 14:09:25 -0700
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commit c347b88add07696addaf87d8ab8233331b02a393 (patch)
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tree 91c8279fbc692fb7d4bc9bd651948df47972a111
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parent 18a343b4eb643e0eaf203d812b32b4aff19df17b (diff)
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download flo-c347b88add07696addaf87d8ab8233331b02a393.tar.gz
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HACK: Get touchpanel working on flo
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Hack up the touchpanel to get the x/y coordinates rotated properly.
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Also provide proper x_max and y_max values.
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Signed-off-by: John Stultz <john.stultz@linaro.org>
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Diffstat
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-rw-r--r-- drivers/input/touchscreen/elants_i2c.c 12
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1 files changed, 7 insertions, 5 deletions
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diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
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index 6079857..6983302 100644
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--- a/drivers/input/touchscreen/elants_i2c.c
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+++ b/drivers/input/touchscreen/elants_i2c.c
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@@ -801,8 +801,8 @@ static void elants_i2c_mt_event(struct elants_data *ts, u8 *buf)
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u8 *pos;
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pos = &buf[FW_POS_XY + i * 3];
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- x = (((u16)pos[0] & 0xf0) << 4) | pos[1];
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- y = (((u16)pos[0] & 0x0f) << 8) | pos[2];
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+ y = 2240-((((u16)pos[0] & 0xf0) << 4) | pos[1]);
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+ x = ((((u16)pos[0] & 0x0f) << 8) | pos[2]);
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p = buf[FW_POS_PRESSURE + i];
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w = buf[FW_POS_WIDTH + i];
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@@ -1233,8 +1233,9 @@ static int elants_i2c_probe(struct i2c_client *client,
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ts->input->name = "Elan Touchscreen";
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ts->input->id.bustype = BUS_I2C;
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- __set_bit(BTN_TOUCH, ts->input->keybit);
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__set_bit(EV_ABS, ts->input->evbit);
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+#if 0
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+ __set_bit(BTN_TOUCH, ts->input->keybit);
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__set_bit(EV_KEY, ts->input->evbit);
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/* Single touch input params setup */
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@@ -1243,6 +1244,7 @@ static int elants_i2c_probe(struct i2c_client *client,
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input_set_abs_params(ts->input, ABS_PRESSURE, 0, 255, 0, 0);
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input_abs_set_res(ts->input, ABS_X, ts->x_res);
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input_abs_set_res(ts->input, ABS_Y, ts->y_res);
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+#endif
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/* Multitouch input params setup */
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error = input_mt_init_slots(ts->input, MAX_CONTACT_NUM,
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@@ -1253,8 +1255,8 @@ static int elants_i2c_probe(struct i2c_client *client,
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return error;
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}
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- input_set_abs_params(ts->input, ABS_MT_POSITION_X, 0, ts->x_max, 0, 0);
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- input_set_abs_params(ts->input, ABS_MT_POSITION_Y, 0, ts->y_max, 0, 0);
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+ input_set_abs_params(ts->input, ABS_MT_POSITION_X, 0, 1350, 0, 0);
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+ input_set_abs_params(ts->input, ABS_MT_POSITION_Y, 0, 2240, 0, 0);
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input_set_abs_params(ts->input, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);
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input_set_abs_params(ts->input, ABS_MT_PRESSURE, 0, 255, 0, 0);
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input_abs_set_res(ts->input, ABS_MT_POSITION_X, ts->x_res);
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