Author: adrian Date: Sat Jan 31 02:13:25 2015 New Revision: 277959 URL: https://svnweb.freebsd.org/changeset/base/277959
Log: Fix backlight for ivybridge based laptops (and whatever else comes through this codepath.) (1<<30) is documented as BLM_PCH_OVERRIDE_ENABLE, which the current i915 driver in Linux only sets for broadwell chips. This fixes the backlight control on the Lenovo X230. Approved by: kib Obtained from: Linux 7aa1e7f06d6ea1bce3b27630d50769d13da28b1a Modified: head/sys/dev/drm2/i915/intel_display.c Modified: head/sys/dev/drm2/i915/intel_display.c ============================================================================== --- head/sys/dev/drm2/i915/intel_display.c Sat Jan 31 02:12:57 2015 (r277958) +++ head/sys/dev/drm2/i915/intel_display.c Sat Jan 31 02:13:25 2015 (r277959) @@ -6995,7 +6995,7 @@ static void ivb_pch_pwm_override(struct */ 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); } void intel_modeset_init_hw(struct drm_device *dev) _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"