linux-kernel - Re: [i915] 2.6.37-rc1 G33 regression : no DVI output

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Message-ID: <AANLkTikfFL5v=+6Q6-QTTA1cp9u19R=Vkn8mwyA4Rqdh@mail.gmail.com>
Date:	Tue, 23 Nov 2010 22:36:10 +0100
From:	Vincent Vanackere <vincent.vanackere@...il.com>
To:	Chris Wilson <chris@...is-wilson.co.uk>
Cc:	linux kernel mailing list <linux-kernel@...r.kernel.org>
Subject: Re: [i915] 2.6.37-rc1 G33 regression : no DVI output

On Tue, Nov 23, 2010 at 10:08 AM, Chris Wilson <chris@...is-wilson.co.uk> wrote:
> On Sun, 21 Nov 2010 18:36:19 +0100, Vincent Vanackere <vincent.vanackere@...il.com> wrote:
>> [    8.740024] [drm:drm_crtc_helper_set_mode], [ENCODER:7:TMDS-7] set [MODE:13:1920x1200]
>> [    8.740027] [drm:intel_sdvo_debug_write], SDVOB: W: 07 01 00 00 00             (SDVO_CMD_SET_IN_OUT_MAP)
>> [    8.747826] [drm:intel_sdvo_write_cmd], command returns response Not supported [2]
>> [    8.747828] [drm:intel_sdvo_debug_write], SDVOB: W: 11 01 00                   (SDVO_CMD_SET_TARGET_OUTPUT)
>> [    8.753161] [drm:intel_sdvo_debug_write], SDVOB: W: 11 01 00                   (SDVO_CMD_SET_TARGET_OUTPUT)
>> [    8.758485] [drm:intel_sdvo_debug_write], SDVOB: W: 16 28 3C 80 A0 70 B0 23 40 (SDVO_CMD_SET_OUTPUT_TIMINGS_PART1)
>> [    8.771225] [drm:intel_sdvo_write_cmd], command returns response Not supported [2]
>> [    8.771227] [drm:intel_sdvo_debug_write], SDVOB: W: 10 00                      (SDVO_CMD_SET_TARGET_INPUT)
>> [    8.775340] [drm:intel_sdvo_debug_write], SDVOB: W: 93 01 00                   (SDVO_CMD_SET_HBUF_INDEX)
>> [    8.780688] [drm:intel_sdvo_write_cmd], command returns response Not supported [2]
>
> This was the bug. We aborted the modeset as we tried to perform an
> unsupported command. Should be fixed by:
>
> commit da79de97d254145dcb7c08c978b1093eac15ec9c
> Author: Chris Wilson <chris@...is-wilson.co.uk>
> Date:   Mon Nov 22 11:12:46 2010 +0000
>

Thanks ! This patch indeed fixes my bug.

Best regards,

Vincent
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