From: Keith Packard <keithp@keithp.com>
To: Adam Jackson <ajax@redhat.com>
Cc: intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org
Subject: Re: [PATCH] drm/i915: Hook up Ivybridge eDP
Date: Thu, 17 Nov 2011 18:13:56 -0800 [thread overview]
Message-ID: <yun8vnech3v.fsf@aiko.keithp.com> (raw)
In-Reply-To: <1321569940.18123.7.camel@atropine>
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On Thu, 17 Nov 2011 17:45:40 -0500, Adam Jackson <ajax@redhat.com> wrote:
> Your silicon people worry me.
In any case, the changes are mostly to move bits around so that there
are two bits for pipe select
> I don't even. Unless you're looking at some other version of the DP
> spec than me, I was pretty sure those weren't legal voltage values. And
> 3.5dB preemph on 1000mV gives you 1500mV at the peak, which is
> definitely outside the spec.
I'm just writing down what's in the spec. I don't use these values, just
the useful ones above.
You don't happen to have any hardware to test this with, do you?
--
keith.packard@intel.com
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WARNING: multiple messages have this Message-ID (diff)
From: Keith Packard <keithp@keithp.com>
To: Adam Jackson <ajax@redhat.com>
Cc: intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH] drm/i915: Hook up Ivybridge eDP
Date: Thu, 17 Nov 2011 18:13:56 -0800 [thread overview]
Message-ID: <yun8vnech3v.fsf@aiko.keithp.com> (raw)
In-Reply-To: <1321569940.18123.7.camel@atropine>
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On Thu, 17 Nov 2011 17:45:40 -0500, Adam Jackson <ajax@redhat.com> wrote:
> Your silicon people worry me.
In any case, the changes are mostly to move bits around so that there
are two bits for pipe select
> I don't even. Unless you're looking at some other version of the DP
> spec than me, I was pretty sure those weren't legal voltage values. And
> 3.5dB preemph on 1000mV gives you 1500mV at the peak, which is
> definitely outside the spec.
I'm just writing down what's in the spec. I don't use these values, just
the useful ones above.
You don't happen to have any hardware to test this with, do you?
--
keith.packard@intel.com
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next prev parent reply other threads:[~2011-11-18 2:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-17 0:29 [PATCH] drm/i915: Hook up Ivybridge eDP Keith Packard
2011-11-17 22:45 ` [Intel-gfx] " Adam Jackson
2011-11-18 2:13 ` Keith Packard [this message]
2011-11-18 2:13 ` Keith Packard
2011-11-18 17:13 ` Adam Jackson
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