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Input: ili210x - add missing negation for touch indication on ili210x
This adds the negation needed for proper finger detection on Ilitek
ili2107/ili210x. This fixes polling issues (on Amazon Kindle Fire)
caused by returning false for the cooresponding finger on the touchscreen.
Signed-off-by: Hansem Ro <hansemro@outlook.com>
Fixes: e3559442af
("ili210x - rework the touchscreen sample processing")
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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@ -87,7 +87,7 @@ static bool ili210x_touchdata_to_coords(const u8 *touchdata,
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unsigned int *x, unsigned int *y,
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unsigned int *z)
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{
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if (touchdata[0] & BIT(finger))
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if (!(touchdata[0] & BIT(finger)))
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return false;
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*x = get_unaligned_be16(touchdata + 1 + (finger * 4) + 0);
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