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Input: bma150 - use sign_extend32() for sign extending
Despite it's name, sign_extend32() is used for 16 bit values aswell. Signed-off-by: Martin Kepplinger <martink@posteo.de> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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1 changed files with 3 additions and 4 deletions
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@ -333,10 +333,9 @@ static void bma150_report_xyz(struct bma150_data *bma150)
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y = ((0xc0 & data[2]) >> 6) | (data[3] << 2);
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z = ((0xc0 & data[4]) >> 6) | (data[5] << 2);
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/* sign extension */
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x = (s16) (x << 6) >> 6;
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y = (s16) (y << 6) >> 6;
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z = (s16) (z << 6) >> 6;
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x = sign_extend32(x, 9);
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y = sign_extend32(y, 9);
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z = sign_extend32(z, 9);
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input_report_abs(bma150->input, ABS_X, x);
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input_report_abs(bma150->input, ABS_Y, y);
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