linux-kernel - Re: Linux 3.3-rc2

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Date:	Thu, 2 Feb 2012 11:35:24 +0800
From:	Wu Fengguang <fengguang.wu@...el.com>
To:	Nick Bowler <nbowler@...iptictech.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Keith Packard <keithp@...thp.com>
Subject: Re: Linux 3.3-rc2

Nick,

[snip]
> However, the _very next commit_:
> 
>   2deed761188d ("drm/i915: HDMI hot remove notification to audio driver")
> 
> reintroduces the log spam every mode change, with two additional lines
> printed each time (the lines prefixed with an asterisk are new):
> 
> * HDMI hot plug event: Codec=3 Pin=3 Presence_Detect=0 ELD_Valid=1
> * HDMI status: Codec=3 Pin=3 Presence_Detect=0 ELD_Valid=0
>   HDMI hot plug event: Codec=3 Pin=3 Presence_Detect=1 ELD_Valid=1
>   HDMI status: Codec=3 Pin=3 Presence_Detect=1 ELD_Valid=1
>   HDMI: detected monitor W2253 at connection type HDMI
>   HDMI: available speakers: FL/FR
>   HDMI: supports coding type LPCM: channels = 2, rates = 32000 44100 48000, bits = 16 20 24

Actually we have another patch to disable all the above printk lines:

alsa: hide HDMI/ELD printks unless in debug kernels
http://lists.freedesktop.org/archives/intel-gfx/2011-November/013322.html

And the plan is to merge it in the next release of all the ELD fixes,
which should be 3.4.

Thanks,
Fengguang
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