KMS drivers use the set_mode_major function and shouldn't need any
prepare functions called, so check for that in xf86SetDesiredModes to
avoid any ugly flicker at EnterVT time.
Any thoughts on this?
--
Jesse Barnes, Intel Open Source Technology Center
diff --git a/hw/xfree86/modes/xf86Crtc.c b/hw/xfree86/modes/xf86Crtc.c
index c6eed33..1b241cd 100644
--- a/hw/xfree86/modes/xf86Crtc.c
+++ b/hw/xfree86/modes/xf86Crtc.c
@@ -2549,18 +2549,23 @@ Bool
xf86SetDesiredModes (ScrnInfoPtr scrn)
{
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn);
+ xf86CrtcPtr crtc = config->crtc[0];
int c;
- xf86PrepareOutputs(scrn);
- xf86PrepareCrtcs(scrn);
+ /* A driver with this hook will take care of this */
+ if (!crtc->funcs->set_mode_major) {
+ xf86PrepareOutputs(scrn);
+ xf86PrepareCrtcs(scrn);
+ }
for (c = 0; c < config->num_crtc; c++)
{
- xf86CrtcPtr crtc = config->crtc[c];
xf86OutputPtr output = NULL;
int o;
RRTransformPtr transform;
+ crtc = config->crtc[c];
+
/* Skip disabled CRTCs */
if (!crtc->enabled)
continue;
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