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vioinput: Allow mouse wheels and other relative axes on tablets

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All relative axes including mouse wheels are ignored whenever REL_X and
REL_Y inputs are missing, such as for virtio-tablet-pci devices. This
patch restores support for all relative axes in tablet mode.

Signed-off-by: Justin Gatzen <[email protected]>
This commit is contained in:
Justin Gatzen authored and Yan Vugenfirer committed 2018-03-15 09:36:44 +02:00
1 parent cdfcf7fc95
commit 4c99427549
1 file changed
+6 -2
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vioinput/sys/HidMouse.c
+6 -2
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@@ -325,7 +325,11 @@ HIDMouseProbe(
DynamicArrayReserve(&AxisMap, AXIS_MAP_INITIAL_LENGTH * 2 * sizeof(ULONG));
// Windows won't drive a mouse without at least the X and Y relative axes
if (InputCfgDataHasBit(pRelAxes, REL_X) && InputCfgDataHasBit(pRelAxes, REL_Y))
if (InputCfgDataHasBit(pRelAxes, REL_X) && InputCfgDataHasBit(pRelAxes, REL_Y)
#ifdef EXPOSE_ABS_AXES_WITH_BUTTONS_AS_MOUSE
|| (pMouseDesc->uNumOfButtons > 0 && InputCfgDataHasBit(pAbsAxes, ABS_X) && InputCfgDataHasBit(pAbsAxes, ABS_Y))
#endif // EXPOSE_ABS_AXES_WITH_BUTTONS_AS_MOUSE
)
{
for (i = 0; i < pRelAxes->size; i++)
{
@@ -391,7 +395,7 @@ HIDMouseProbe(
}
#ifdef EXPOSE_ABS_AXES_WITH_BUTTONS_AS_MOUSE
if (uNumOfRelAxes == 0 &&
if ((!InputCfgDataHasBit(pRelAxes, REL_X) || !InputCfgDataHasBit(pRelAxes, REL_Y)) &&
pMouseDesc->uNumOfButtons > 0 &&
InputCfgDataHasBit(pAbsAxes, ABS_X) && InputCfgDataHasBit(pAbsAxes, ABS_Y))
{