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From: Darren Hart <dvhart@infradead.org>
To: Lukas Wunner <lukas@wunner.de>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>,
	DRI Development <dri-devel@lists.freedesktop.org>
Subject: Re: [PATCH v4 2/6] apple-gmux: Add switch_ddc support
Date: Wed, 14 Oct 2015 21:51:13 -0700	[thread overview]
Message-ID: <20151015045113.GC2592@malice.jf.intel.com> (raw)
In-Reply-To: <20e71ed5f0dc852a152b26d9ca9711a8fab5488f.1444670070.git.lukas@wunner.de>

On Fri, Aug 14, 2015 at 06:18:55PM +0200, Lukas Wunner wrote:
> Originally by Seth Forshee <seth.forshee@canonical.com>, 2012-10-04:
>     The gmux allows muxing the DDC independently from the display, so
>     support this functionality. This will allow reading the EDID for the
>     inactive GPU, fixing issues with machines that either don't have a
>     VBT or have invalid mode data in the VBT.
> 
> Modified by Lukas Wunner <lukas@wunner.de>, 2015-10-07:
>     Advertise ->switch_ddc handler callback only on the pre-retina
>     Macbook Pro. The retina uses eDP and its mux is incapable of
>     switching the AUX channel separately from the main link.
>     It's an NXP CBTL06142 (alternate parts: TI HD3SS212,
>     Pericom PPI3VDP12412).
> 
>     Sources:
>     http://www.electronicproducts.com/-whatsinside_text-145.aspx
>     http://slideshare.net/jjwu6266/apple-2012-wwdc-apple-macbook-pro-with-retina-display
>     http://www.techrepublic.com/blog/cracking-open/teardown-shows-retina-macbook-pro-is-nearly-impossible-to-upgrade-difficult-to-work-on/
> 
>     Datasheets:
>     http://www.nxp.com/documents/data_sheet/CBTL06141.pdf
>     http://www.ti.com/lit/ds/symlink/hd3ss212.pdf
>     https://www.pericom.com/assets/Datasheets/PI3VDP12412.pdf
> 
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=88861
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=61115
> Tested-by: Lukas Wunner <lukas@wunner.de>
>     [MBP  9,1 2012  intel IVB + nvidia GK107  pre-retina  15"]
> 
> Cc: Seth Forshee <seth.forshee@canonical.com>
> Signed-off-by: Lukas Wunner <lukas@wunner.de>

For platform/drivers/x86:

Acked-by: Darren Hart <dvhart@linux.intel.com>

Daniel, I presume this will ultimately get pulled in by you with the rest of the
series?
-- 
Darren Hart
Intel Open Source Technology Center
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  parent reply	other threads:[~2015-10-15  4:51 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-04  9:52 [PATCH v3 0/6] Enable gpu switching on the MacBook Pro Lukas Wunner
2015-08-14 16:50 ` [PATCH v3 1/6] vga_switcheroo: Add support for switching only the DDC Lukas Wunner
2015-08-14 16:18   ` [PATCH v3 2/6] apple-gmux: Add switch_ddc support Lukas Wunner
2015-08-14 16:28     ` [PATCH v3 3/6] drm/edid: Switch DDC when reading the EDID Lukas Wunner
2015-09-11 10:40       ` [PATCH v3 4/6] drm/i915: " Lukas Wunner
2015-05-09 15:20         ` [PATCH v3 5/6] drm/nouveau: " Lukas Wunner
2015-09-12  7:44           ` [PATCH v3 6/6] drm/radeon: " Lukas Wunner
2015-10-08  3:14             ` Alex Deucher
2015-10-08 14:53               ` Lukas Wunner
2015-10-12 18:59                 ` Alex Deucher
2015-10-06  7:27   ` [PATCH v3 1/6] vga_switcheroo: Add support for switching only the DDC Daniel Vetter
2015-10-06 10:10     ` Lukas Wunner
2015-10-06 11:10       ` Daniel Vetter
2015-10-06 18:27         ` Lukas Wunner
2015-10-07  7:52           ` Daniel Vetter
2015-10-12 15:17             ` [PATCH 0/9] vga_switcheroo cleanup Lukas Wunner
2015-08-28  9:56               ` [PATCH 1/9] vga_switcheroo: Use enum vga_switcheroo_state instead of int Lukas Wunner
2015-10-12 16:09                 ` Alex Deucher
2015-08-28 10:54               ` [PATCH 3/9] vga_switcheroo: Use enum vga_switcheroo_client_id " Lukas Wunner
2015-10-12 16:10                 ` Alex Deucher
2015-08-28 11:30               ` [PATCH 2/9] vga_switcheroo: Use VGA_SWITCHEROO_UNKNOWN_ID instead of -1 Lukas Wunner
2015-10-12 16:09                 ` Alex Deucher
2015-10-13  7:28                   ` Daniel Vetter
2015-10-15 18:14                     ` Lukas Wunner
2015-10-16 14:25                       ` Daniel Vetter
2015-09-04 18:49               ` [PATCH 4/9] ALSA: hda - Spell vga_switcheroo consistently Lukas Wunner
2015-10-12  8:57               ` [PATCH 5/9] drm/i915: Drop unnecessary #include <linux/vga_switcheroo.h> Lukas Wunner
2015-10-13  7:25                 ` Daniel Vetter
2015-10-13  7:26                 ` Jani Nikula
2015-10-12  9:15               ` [PATCH 6/9] drm/radeon: " Lukas Wunner
2015-10-12  9:44               ` [PATCH 8/9] drm/radeon: Fix kernel-doc copy/paste snafu Lukas Wunner
2015-10-12 16:02                 ` Alex Deucher
2015-10-12 16:36                   ` Lukas Wunner
2015-10-12  9:54               ` [PATCH 7/9] drm/amdgpu: Drop unnecessary #include <linux/vga_switcheroo.h> Lukas Wunner
2015-10-12 16:27                 ` Alex Deucher
2015-10-12 10:00               ` [PATCH 9/9] drm/amdgpu: Fix kernel-doc copy/paste snafu Lukas Wunner
2015-10-12 16:03                 ` Alex Deucher
     [not found]           ` <20151006182744.GA15532-JFq808J9C/izQB+pC5nmwQ@public.gmane.org>
2015-10-12 17:14             ` [PATCH v4 0/6] Enable gpu switching on the MacBook Pro Lukas Wunner
     [not found]               ` <cover.1444670070.git.lukas-JFq808J9C/izQB+pC5nmwQ@public.gmane.org>
2015-05-09 15:20                 ` [PATCH v4 5/6] drm/nouveau: Switch DDC when reading the EDID Lukas Wunner
2015-08-14 16:18               ` [PATCH v4 2/6] apple-gmux: Add switch_ddc support Lukas Wunner
2015-10-12 21:07                 ` Alex Deucher
2015-10-12 21:10                   ` Alex Deucher
2015-10-13  7:32                     ` Daniel Vetter
2015-10-29 14:58                     ` Lukas Wunner
2015-10-15  4:51                 ` Darren Hart [this message]
2015-10-15  6:27                   ` Daniel Vetter
2015-08-14 16:28               ` [PATCH v4 3/6] drm/edid: Switch DDC when reading the EDID Lukas Wunner
2015-08-14 16:50               ` [PATCH v4 1/6] vga_switcheroo: Add support for switching only the DDC Lukas Wunner
2015-09-11 10:40               ` [PATCH v4 4/6] drm/i915: Switch DDC when reading the EDID Lukas Wunner
2015-09-12  7:44               ` [PATCH v4 6/6] drm/radeon: " Lukas Wunner
2015-10-05 13:23 ` [PATCH v3 0/6] Enable gpu switching on the MacBook Pro Lukas Wunner
     [not found]   ` <20151005132349.GA15130-JFq808J9C/izQB+pC5nmwQ@public.gmane.org>
2015-10-05 14:15     ` Evan Foss
2015-10-05 15:17       ` [Nouveau] " Lukas Wunner
     [not found]         ` <20151005151704.GA15177-JFq808J9C/izQB+pC5nmwQ@public.gmane.org>
2015-10-05 15:23           ` Evan Foss
2015-10-05 15:31             ` [Nouveau] " Lukas Wunner
     [not found]       ` <CAM2RGhT5x9GoNU4xPwzoEoiWKqVrC2pwp3ydFgaXFwtsYiBa7A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-10-05 15:20         ` Pierre Moreau

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