[Bug 70270] [Baytrail-M Regression ] machine boot up with Call Trace by plugging both VGA and eDP

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=70270

Paulo Zanoni <przanoni at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |przanoni at gmail.com

--- Comment #7 from Paulo Zanoni <przanoni at gmail.com> ---
(In reply to comment #1)
> [    1.748887] [drm:i9xx_update_plane], Writing base 00073000 00000000 0 0
> 7680
> [    1.748900] [drm:intel_edp_psr_match_conditions], PSR not supported on
> this platform
> [    1.748914] [drm:intel_crtc_mode_set], [ENCODER:10:DAC-10] set
> [MODE:0:1024x768]
> [    1.749578] [drm:valleyview_update_wm], Setting FIFO watermarks - A:
> plane=61, cursor=6, B: plane=150, cursor=6, SR: plane=0, cursor=0
> [    1.749585] ------------[ cut here ]------------
> [    1.749623] WARNING: CPU: 1 PID: 1151 at
> drivers/gpu/drm/i915/intel_display.c:1843
> intel_enable_primary_plane+0x49/0xb5 [i915]()
> [    1.749623] Primary plane already enabled
> [    1.749629] Modules linked in: i915(+) video button drm_kms_helper drm
> freq_table
> [    1.749633] CPU: 1 PID: 1151 Comm: udevd Not tainted
> 3.12.0-rc3_drm-intel-next-queued_7feaa9_20131008_+ #610
> [    1.749637]  0000000000000000 0000000000000009 ffffffff81704444
> ffff88006fde7478
> [    1.749639]  ffffffff8103319e 0000000200000007 ffffffffa00849e9
> ffff880004ca4000
> [    1.749642]  ffff880004ca4000 0000000000000001 0000000000000001
> ffff880004c3b000
> [    1.749643] Call Trace:
> [    1.749651]  [<ffffffff81704444>] ? dump_stack+0x41/0x51
> [    1.749656]  [<ffffffff8103319e>] ? warn_slowpath_common+0x73/0x8b
> [    1.749686]  [<ffffffffa00849e9>] ? intel_enable_primary_plane+0x49/0xb5
> [i915]
> [    1.749690]  [<ffffffff8103324e>] ? warn_slowpath_fmt+0x45/0x4a
> [    1.749720]  [<ffffffffa00843fc>] ? assert_pipe+0x61/0xc0 [i915]
> [    1.749750]  [<ffffffffa00849e9>] ? intel_enable_primary_plane+0x49/0xb5
> [i915]
> [    1.749780]  [<ffffffffa0088825>] ? valleyview_crtc_enable+0x308/0x395
> [i915]
> [    1.749811]  [<ffffffffa008b01e>] ? __intel_set_mode+0xfd4/0x10df [i915]


I also see "Primary plane already enabled" when I boot Haswell with eDP+DP.

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