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Input: gamecon - simplify coordinate calculation for PSX 

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2010-02-21 20:54:31 -08:00
parent d38fcb9690
commit 315543fd11
1 changed files with 8 additions and 4 deletions
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12
drivers/input/joystick/gamecon.c
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@ -630,8 +630,10 @@ static void gc_psx_report_one(struct gc *gc, struct input_dev *dev,
input_report_abs(dev, gc_psx_abs[i + 2], input_report_abs(dev, gc_psx_abs[i + 2],
data[i + 2]); data[i + 2]);
input_report_abs(dev, ABS_X, 128 + !(data[0] & 0x20) * 127 - !(data[0] & 0x80) * 128); input_report_abs(dev, ABS_X,
input_report_abs(dev, ABS_Y, 128 + !(data[0] & 0x40) * 127 - !(data[0] & 0x10) * 128); !!(data[0] & 0x80) * 128 + !(data[0] & 0x20) * 127);
input_report_abs(dev, ABS_Y,
!!(data[0] & 0x10) * 128 + !(data[0] & 0x40) * 127);
} }
for (i = 0; i < 8; i++) for (i = 0; i < 8; i++)
@ -650,8 +652,10 @@ static void gc_psx_report_one(struct gc *gc, struct input_dev *dev,
input_report_key(dev, gc_psx_ddr_btn[i], input_report_key(dev, gc_psx_ddr_btn[i],
~data[0] & (0x10 << i)); ~data[0] & (0x10 << i));
} else { } else {
input_report_abs(dev, ABS_X, 128 + !(data[0] & 0x20) * 127 - !(data[0] & 0x80) * 128); input_report_abs(dev, ABS_X,
input_report_abs(dev, ABS_Y, 128 + !(data[0] & 0x40) * 127 - !(data[0] & 0x10) * 128); !!(data[0] & 0x80) * 128 + !(data[0] & 0x20) * 127);
input_report_abs(dev, ABS_Y,
!!(data[0] & 0x10) * 128 + !(data[0] & 0x40) * 127);
/* /*
* For some reason if the extra axes are left unset * For some reason if the extra axes are left unset