···<date: 2015-06-26, Friday>···<from: Jani Nikula>··· > On Thu, 25 Jun 2015, Philipp Gesang <phg@xxxxxxxxxxxxx> wrote: > > Nice tool. With a vanilla kernel I get a value of 0x80000000 > > before suspend and 0x00000000 after resume. With the patched > > kernel it’s 0x80000000 before and after. > > > > On the vanilla kernel, issuing ``intel_reg write 0x61260 0x80000000`` > > after resume turns the backlight back on. > > Please try this patch: > > From 018c3dab349b9ba82364ea6e7257d1bbad3df2ae Mon Sep 17 00:00:00 2001 > From: Jani Nikula <jani.nikula@xxxxxxxxx> > Date: Thu, 25 Jun 2015 23:55:06 +0300 > Subject: [PATCH] drm/i915: fix backlight on gen2 > Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo > Cc: Jani Nikula <jani.nikula@xxxxxxxxx> Tested based on kernel aefbef10e3…. Works great, thanks! Best, Philipp
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