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dix: populate motion history only if the mode matches the first axis.

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XI1 doesn't cater for mixed mode devices, so bail out on the first valuator
that has a different mode.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Chase Douglas <chase.douglas@canonical.com>
This commit is contained in:
Peter Hutterer 2010-10-22 14:01:11 +10:00
parent 4381b70f5a
commit ea567b675f
1 changed files with 2 additions and 4 deletions
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6
dix/getevents.c
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@ -378,8 +378,7 @@ AllocateMotionHistory(DeviceIntPtr pDev)
int numAxes;
/* XI1 doesn't understand mixed mode devices */
for (numAxes = 0; numAxes < v->numAxes; numAxes++)
if ((v->axes[numAxes].mode & DeviceMode) !=
(v->mode & DeviceMode))
if (valuator_get_mode(pDev, numAxes) != valuator_get_mode(pDev, 0))
break;
size = sizeof(INT32) * numAxes;
}
@ -564,8 +563,7 @@ updateMotionHistory(DeviceIntPtr pDev, CARD32 ms, ValuatorMask *mask,
for (i = 0; i < v->numAxes; i++)
{
/* XI1 doesn't support mixed mode devices */
if ((pDev->valuator->axes[i].mode & DeviceMode) !=
(pDev->valuator->mode & DeviceMode))
if (valuator_get_mode(pDev, i) != valuator_get_mode(pDev, 0))
break;
if (valuator_mask_size(mask) <= i || !valuator_mask_isset(mask, i))
{