drm/i915: properly clear SSC1 bit in the pch refclock init code
Noticed by staring at intel_reg_dumper diffs. Unfortunately it does not seem to completely fix the bug. Still, it's good to get this right, and maybe it helps someplace else. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=47117 Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Родитель
1c7eaac737
Коммит
e77166b5a6
|
@ -5539,7 +5539,8 @@ void ironlake_init_pch_refclk(struct drm_device *dev)
|
|||
if (intel_panel_use_ssc(dev_priv) && can_ssc) {
|
||||
DRM_DEBUG_KMS("Using SSC on panel\n");
|
||||
temp |= DREF_SSC1_ENABLE;
|
||||
}
|
||||
} else
|
||||
temp &= ~DREF_SSC1_ENABLE;
|
||||
|
||||
/* Get SSC going before enabling the outputs */
|
||||
I915_WRITE(PCH_DREF_CONTROL, temp);
|
||||
|
|
Загрузка…
Ссылка в новой задаче