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xf86: fix compat output selection for no output GPUs

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This should work properly with dynamic outputs.

Reviewed-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
(cherry picked from commit 37d956e3ac)
This commit is contained in:
Keith Packard 2012-09-10 11:14:20 +10:00 • committed by Dave Airlie
parent a2748aa6bd
commit 72ef659874
1 changed files with 2 additions and 1 deletions
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3
hw/xfree86/modes/xf86Crtc.c
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@ -66,6 +66,7 @@ xf86CrtcConfigInit(ScrnInfoPtr scrn, const xf86CrtcConfigFuncsRec * funcs)
config = xnfcalloc(1, sizeof(xf86CrtcConfigRec));
config->funcs = funcs;
config->compat_output = -1;
scrn->privates[xf86CrtcConfigPrivateIndex].ptr = config;
}
@ -1841,7 +1842,7 @@ SetCompatOutput(xf86CrtcConfigPtr config)
if (compat >= 0) {
config->compat_output = compat;
}
else {
else if (config->compat_output >= 0 && config->compat_output < config->num_output) {
/* Don't change the compat output when no valid outputs found */
output = config->output[config->compat_output];
}