Date: Mon, 09 Feb 2015 09:49:31 -0500 From: Ian FREISLICH <ian.freislich@cloudforge.co.za> To: freebsd-current@freebsd.org Subject: r277959 breaks X display on IvyBridge mobile GT2 IG Message-ID: <E1YKpeV-0000IU-Vf@clue.co.za>
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Hi With this, my display blanks and never lights up when X starts. [zen] /usr/src # svn diff -r 277958:277959 Index: sys/dev/drm2/i915/intel_display.c =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --- sys/dev/drm2/i915/intel_display.c (revision 277958) +++ sys/dev/drm2/i915/intel_display.c (revision 277959) @@ -6995,7 +6995,7 @@ */ I915_WRITE(BLC_PWM_CPU_CTL2, PWM_ENABLE); I915_WRITE(BLC_PWM_CPU_CTL, 0); - I915_WRITE(BLC_PWM_PCH_CTL1, PWM_ENABLE | (1<<30)); + I915_WRITE(BLC_PWM_PCH_CTL1, PWM_ENABLE); } vgapci0@pci0:0:2:0: class=3D0x030000 card=3D0x15171043 chip=3D0x016680= 86 rev=3D0x09 = hdr=3D0x00 vendor =3D 'Intel Corporation' device =3D '3rd Gen Core processor Graphics Controller' class =3D display subclass =3D VGA cap 05[90] =3D MSI supports 1 message enabled with 1 message cap 01[d0] =3D powerspec 2 supports D0 D3 current D0 cap 13[a4] =3D PCI Advanced Features: FLR TP = void intel_modeset_init_hw(struct drm_device *dev) Ian -- = Ian Freislich
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