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intel_extreme: enable global interrupt bit also for Haswell. 

Fixes #13802.
This commit is contained in:
Adrien Destugues 2019-10-05 18:32:38 +02:00 committed by Adrien Destugues
parent 8af29cccf5
commit acc0180aac
1 changed files with 9 additions and 1 deletions
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10
src/add-ons/kernel/drivers/graphics/intel_extreme/intel_extreme.cpp
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@ -121,9 +121,17 @@ intel_get_interrupt_mask(intel_info& info, int pipes, bool enable)
mask |= INTERRUPT_VBLANK_PIPEB;
}
#if 0 // FIXME enable when we support the 3rd pipe
if ((pipes & INTEL_PIPE_C) != 0) {
if (hasPCH && !info.device_type.InGroup(INTEL_GROUP_SNB))
mask |= PCH_INTERRUPT_VBLANK_PIPEC;
}
#endif
// On SandyBridge, there is an extra "global enable" flag, which must also
// be set when enabling the interrupts (but not when testing for them).
if (enable && info.device_type.InGroup(INTEL_GROUP_SNB))
if (enable && (info.device_type.InGroup(INTEL_GROUP_SNB)
|| info.device_type.InGroup(INTEL_GROUP_HAS)))
mask |= PCH_INTERRUPT_GLOBAL_SNB;
return mask;