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Message-ID: <562EDD15.8030205@daenzer.net> Date: Tue, 27 Oct 2015 11:10:29 +0900 From: Michel Dänzer <michel@...nzer.net> To: Luis Henriques <luis.henriques@...onical.com> Cc: linux-kernel@...r.kernel.org, stable@...r.kernel.org, kernel-team@...ts.ubuntu.com, Alex Deucher <alexander.deucher@....com> Subject: Re: [PATCH 3.16.y-ckt 072/104] drm/radeon: Restore LCD backlight level on resume (>= R5xx) On 26.10.2015 22:42, Luis Henriques wrote: > 3.16.7-ckt19 -stable review patch. If anyone has any objections, please let me know. > > ------------------ > > From: =TF-8?q?Michel Dänzer?= <michel.daenzer@....com> > > commit 4281f46ef839050d2ef60348f661eb463c21cc2e upstream. > > Instead of only enabling the backlight (which seems to set it to max > brightness), just re-set the current backlight level, which also takes > care of enabling the backlight if necessary. > > Only the radeon_atom_encoder_dpms_dig part tested on a Kaveri laptop, > the radeon_atom_encoder_dpms_avivo part is only compile tested. > > Signed-off-by: Michel Dänzer <michel.daenzer@....com> > Signed-off-by: Alex Deucher <alexander.deucher@....com> > Signed-off-by: Luis Henriques <luis.henriques@...onical.com> We're currently investigating a regression which was bisected to this change. Please hold off on backporting this change until we have a solution for that. -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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