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Date: Mon, 3 Oct 2011 12:10:20 +0200 From: Daniel Vetter <daniel@...ll.ch> To: Keith Packard <keithp@...thp.com> Cc: Dave Airlie <airlied@...hat.com>, intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org Subject: Re: [PATCH 14/21] drm/i915: Correct eDP panel power sequencing delay computations On Sat, Oct 1, 2011 at 21:01, Keith Packard <keithp@...thp.com> wrote: > On Sat, 1 Oct 2011 11:59:09 +0200, Daniel Vetter <daniel@...ll.ch> wrote: > >> So while you bang your head against this, can you add the backlight power >> sequencing delays for lvds panels, too? The lvds panel power sequencing >> should be imo safe - we just msleep-spin with wait_for until the power >> sequencer has completed the request. > > That should be a separate patch set, probably by someone with a > reasonable range of hardware to actually test it. Somehow I've managed > to get rid of all of my non-PCH hardware... Agreed, I've looked a bit at the lvds code and it's quite different, backlight-wise. Btw, I also see backlight-not-lighting-up issues on snb, so not only pre-pch-split. I'll look into this when your edp fixes have settled. -Daniel -- Daniel Vetter daniel.vetter@...ll.ch - +41 (0) 79 364 57 48 - http://blog.ffwll.ch -- 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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