[Intel-gfx] drm_kms_helper problems
Mark Hounschell
markh at compro.net
Mon Oct 22 19:40:35 CEST 2012
On 10/22/2012 07:42 AM, Mark Hounschell wrote:
> On 10/21/2012 03:18 PM, Bruno Prémont wrote:
>> Hi Mark,
>>
>> On Sun, 21 October 2012 Mark Hounschell <dmarkh at cfl.rr.com> wrote:
>>> On 10/21/2012 10:58 AM, Bruno Prémont wrote:
>>>> On Sun, 21 October 2012 Mark Hounschell <dmarkh at cfl.rr.com> wrote:
>>>>> I have a TV that appears to not provide proper EDID info to the
>>>>> HDMI or DVI
>>>>> ports of my Intel DH77DF motherboard. I received some pointers
>>>>> from this
>>>>> list that pointed me in the direction of creating my own EDID file
>>>>> and I
>>>>> now have a binary blob that matches what the service manual says
>>>>> is the
>>>>> proper EDID info.
>>>>>
>>>>> But I am unable to get the drm_kms_helper module to load and use
>>>>> this file.
>>>>> My relevant kernel config options are.
>>>>>
>>>>> CONFIG_DRM_KMS_HELPER=m
>>>>> CONFIG_DRM_LOAD_EDID_FIRMWARE=y
>>>>>
>>>>> my relevant kernel command line contains:
>>>>>
>>>>> video=card0-HDMI-A-1:e
>>>>> drm_kms_helper.edid_firmware=card0-HDMI-A-1:edid/lg42lb9df_hdmi1.edid
>>>>
>>>> The variant without card0- should be the right one.
>>>>
>>>
>>> OK. Changed it. What if I had more than one video card?
>>
>> Two connectors from two distinct card should not get the same suffix
>> number
>> even if they use same technology, so it should work. (unless
>> something was
>> changed recently)
>>
>>>>> The edid file:
>>>>> # ls -al /lib/firmware/edid/lg42lb9df_hdmi1.edid
>>>>> -rw-r--r-- 1 root root 256 Oct 16 05:46
>>>>> /lib/firmware/edid/lg42lb9df_hdmi1.edid
>>>>>
>>>>> connector info from /sys/class/drm/
>>>>>
>>>>> card0 card0-DP-1 card0-DP-2 card0-DP-3 card0-HDMI-A-1
>>>>> card0-HDMI-A-2
>>>>> card0-HDMI-A-3 card0-VGA-1 controlD64 version
>>>>>
>>>
>>> Which should I use? HDMI-A-1, HDMI-A-2, or HDMI-A-3? Why re there 3??
>>>
>>>>> And I don't really understand why I have 3 entries for the one
>>>>> hdmi port?
>>>>> Nor do I really understand _exactly_ how to define the connector
>>>>> in my
>>>>> kernel command line or which of the 3 connectors from /sys I
>>>>> should be
>>>>> using. I've tried different variants. Ie. card0-HDMI-A-1and HDMI-A-1.
>>>>>
>>>>> The results in the kernel log file remain:
>>>>>
>>>>> [ 1.879654] drm_kms_helper: Unknown parameter `edid'
>>>>
>>>> As your drm_kms_helper is built modular, did you try not putting that
>>>> parameter on kernel cmdline but rather put it in modprobe's
>>>> configuration
>>>> for that module? (may doing the whole loading manually).
>>>>
>>>
>>> I've created a /etc/modprobe.d/20-drm_kms_helper.conf with:
>>> options drm_kms_helper edid_firmware=HDMI-A-1:edid/lg42lb9df_hdmi1.edid
>>> and now I'm getting something different. It looks like it's trying.
>>> In fact
>>> I actually get a screen on the TV now. It's not 1920x1080 but
>>> 1024x768 at
>>> 60hz.
>>
>> As things get slightly better now, check what kernel detected:
>> - /sys/module/drm_kms_helper/parameters/edid_firmware
>> (should contain the path to firmware file)
>>
>> Make sure both the firmware and modprobe config get included in your
>> initrd
>> if you're using one.
>>
>>> [ 1.883124] load_module: Calling parse_args for module =
>>> drm_kms_helper
>>> args = edid_firmware=HDMI-A-1:edid/lg42lb9df_hdmi1.edid
>>> [ 1.883126]
>>> [ 1.883126] parse_args: (1) Entered for drm_kms_helper
>>> [ 1.883127]
>>> [ 1.883127] parse_args: (2) Entered for drm_kms_helper
>>> [ 1.883127] parse_args: doing = drm_kms_helper
>>> [ 1.883128] parse_args: args =
>>> edid_firmware=HDMI-A-1:edid/lg42lb9df_hdmi1.edid
>>> F\xffffffc9\xfffffff8h\xffffff89\xffffff86\xffffffc0\xffffff80\xffffffff\xffffffff\xffffffd4R\xffffffc9\xfffffff8TF\xffffffc9\xfffffff88\xffffff89\xffffff86\xffffffc0\xffffffa4\xffffffff\xffffffffdF\xffffffc9\xfffffff8
>>>
>>> [ 1.883129] parse_args: num = 2
>>> [ 1.883130] parse_args: min_level = -32768
>>> [ 1.883131] parse_args: max_level = 32767
>>> [ 1.883132]
>>> F\xffffffc9\xfffffff8h\xffffff89\xffffff86\xffffffc0\xffffff80\xffffffff\xffffffff\xffffffd4R\xffffffc9\xfffffff8TF\xffffffc9\xfffffff88\xffffff89\xffffff86\xffffffc0\xffffffa4\xffffffff\xffffffffdF\xffffffc9\xfffffff8,
>>>
>>> num=2, min_level=-32768, max_level=32767
>>> [ 1.886855]
>>> .
>>> .
>>> .
>>> [ 2.132749] [drm] forcing HDMI-A-1 connector ON
>>> [ 2.132752] [drm] forcing HDMI-A-2 connector ON
>>> [ 2.132753] [drm] forcing HDMI-A-3 connector ON
>>>
>>> [ 2.189769] [drm:edid_load] *ERROR* Requesting EDID firmware
>>> "edid/lg42lb9df_hdmi1.edid" failed (err=-2)
>>
>> Interesting, kernel/udev can't find the edid file but know what file
>> to look for... Is the edid file available at that time (initrd?)?
>>
>>> I get a couple of the above messages.
>>>
>>>
>>> [ 2.388623] [drm:drm_edid_block_valid] *ERROR* EDID checksum is
>>> invalid,
>>> remainder is 130
>>> [ 2.388631] Raw EDID:
>>> [ 2.388635] 00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff
>>
>> That's as ago with getting edid from hardware.
>>
>>>> # modprobe drm_kms_helper
>>>> edid_firmware=HDMI-A-1:edid/lg42lb9df_hdmi1.edid
>>>>
>>>
>>> I can't seem to rm the modules already loaded to try this.
>>
>> There are multiple steps needed to be able to rmmod those modules:
>> - stop DRM users (e.g. X)
>> - disable fbcon
>> echo 1 > /sys/class/vtcon0/bind
>> echo 0 > /sys/class/vtcon1/bind
>> (assuming vtcon1 is fbcon, vtcon0 is VGA console)
>> - rmmod i915
>> - rmmod drm_kms_helper
>>
>> Note that at time of modprobing i915 connectors will have different
>> names!
>> (probably HDMI-A-4, HDMI-A-5, HDMI-A-6)
>>
>> Alternatively you could blacklist all drm modules so they don't get
>> loaded
>> automatically and you can load them manually one at a time when
>> system has
>> booted.
>>
>
> It turns out the boot params "video=HDMI-A-1:e video=HDMI-A-2:e
> video=HDMI-A-3:e" are what actually turned the tv "on". They seem to
> default to "d". In any case I now have only that in my grub file
> except for the "video=1024x768" and I'm not really sure what that
> actually does.
>
> My /etc/modprobe.d/20-drm_kms_helper.conf contains:
> options drm_kms_helper edid_firmware=HDMI-A-1:edid/lg42lb9df_hdmi1.edid
>
> How can I add the other connector info to that file BTW?
>
> It now looks like it is finding the edid file.
> # cat /sys/module/drm_kms_helper/parameters/edid_firmware
> HDMI-A-1:edid/lg42lb9df_hdmi1.edid
>
> What I End up with is a 1024x768 on both the DVI and HDMI port outputs
> and then every 5-10 seconds the below gets spewed to the log file and
> the system is unresponsive while this occures. I don't understand why
> this messes up the DVI port. With no 20-drm_kms_helper.conf file the
> DVI port get 1600x1200
>
> geexbox:/home/markh # tail -f /var/log/messages
> Oct 22 03:25:12 geexbox kernel: [ 174.716622] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:12 geexbox kernel: [ 174.716623] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:12 geexbox kernel: [ 174.716625] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:12 geexbox kernel: [ 174.716626] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:12 geexbox kernel: [ 174.716628] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:12 geexbox kernel: [ 174.716629] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:12 geexbox kernel: [ 174.716639] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:12 geexbox kernel: [ 174.716640] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:12 geexbox kernel: [ 174.716642] i915 0000:00:02.0:
> HDMI-A-3: EDID block 0 invalid.
> Oct 22 03:25:13 geexbox su: (to root) markh on /dev/pts/0
> Oct 22 03:25:21 geexbox kernel: [ 183.760787]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:21 geexbox kernel: [ 183.760791] Raw EDID:
> Oct 22 03:25:21 geexbox kernel: [ 183.760794] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.760795] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.760797] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.760798] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.760800] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.760801] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.760802] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.760804] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.873788]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:21 geexbox kernel: [ 183.873791] Raw EDID:
> Oct 22 03:25:21 geexbox kernel: [ 183.873793] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.873795] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.873796] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.873798] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.873799] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.873800] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.873802] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:21 geexbox kernel: [ 183.873803] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 183.986796]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:22 geexbox kernel: [ 183.986799] Raw EDID:
> Oct 22 03:25:22 geexbox kernel: [ 183.986801] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 183.986802] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 183.986804] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 183.986805] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 183.986807] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 183.986808] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 183.986810] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 183.986811] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.099814]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:22 geexbox kernel: [ 184.099817] Raw EDID:
> Oct 22 03:25:22 geexbox kernel: [ 184.099819] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.099821] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.099822] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.099824] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.099825] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.099826] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.099828] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.099829] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.099841] i915 0000:00:02.0:
> HDMI-A-3: EDID block 0 invalid.
> Oct 22 03:25:22 geexbox kernel: [ 184.331124] [drm] Got external EDID
> base block and 1 extension from "edid/lg42lb9df_hdmi1.edid" for
> connector "HDMI-A-1"
> Oct 22 03:25:22 geexbox kernel: [ 184.462110]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:22 geexbox kernel: [ 184.462113] Raw EDID:
> Oct 22 03:25:22 geexbox kernel: [ 184.462115] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.462117] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.462118] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.462120] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.462121] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.462122] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.462124] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.462134] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.575122]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:22 geexbox kernel: [ 184.575125] Raw EDID:
> Oct 22 03:25:22 geexbox kernel: [ 184.575127] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.575128] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.575130] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.575131] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.575133] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.575142] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.575143] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.575143] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.688133]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:22 geexbox kernel: [ 184.688136] Raw EDID:
> Oct 22 03:25:22 geexbox kernel: [ 184.688138] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.688140] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.688141] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.688143] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.688144] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.688145] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.688147] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.688148] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.801139]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:22 geexbox kernel: [ 184.801142] Raw EDID:
> Oct 22 03:25:22 geexbox kernel: [ 184.801144] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.801145] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.801147] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.801148] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.801150] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.801151] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.801152] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.801162] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:22 geexbox kernel: [ 184.801164] i915 0000:00:02.0:
> HDMI-A-3: EDID block 0 invalid.
> Oct 22 03:25:23 geexbox kernel: [ 185.017189]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:23 geexbox kernel: [ 185.017192] Raw EDID:
> Oct 22 03:25:23 geexbox kernel: [ 185.017194] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.017196] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.017197] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.017199] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.017200] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.017202] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.017203] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.017204] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.130197]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:23 geexbox kernel: [ 185.130200] Raw EDID:
> Oct 22 03:25:23 geexbox kernel: [ 185.130202] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.130204] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.130205] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.130206] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.130208] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.130209] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.130211] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.130212] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.243209]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:23 geexbox kernel: [ 185.243212] Raw EDID:
> Oct 22 03:25:23 geexbox kernel: [ 185.243214] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.243216] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.243217] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.243218] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.243220] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.243221] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.243223] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.243224] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.356218]
> [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder
> is 130
> Oct 22 03:25:23 geexbox kernel: [ 185.356221] Raw EDID:
> Oct 22 03:25:23 geexbox kernel: [ 185.356223] 00 ff ff ff ff
> ff ff 00 ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.356224] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.356226] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.356227] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.356228] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.356230] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.356231] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.356233] ff ff ff ff ff
> ff ff ff ff ff ff ff ff ff ff ff
> Oct 22 03:25:23 geexbox kernel: [ 185.356245] i915 0000:00:02.0:
> HDMI-A-3: EDID block 0 invalid.
>
> Should I maybe add the info for the other connectrs to the modprobe
> file? If so what would be the syntax?
>
> dmesg attached
One thing I forgot to mention is that I do have the edid file built into
the kernel via:
CONFIG_EXTRA_FIRMWARE="edid/lg42lb9df_hdmi1.edid"
Mark
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