[Letux-kernel] AESS driver

H. Nikolaus Schaller hns at goldelico.com
Tue Jul 10 09:12:23 CEST 2018


Hi Marek,

> Am 10.07.2018 um 08:10 schrieb Belisko Marek <marek.belisko at gmail.com>:
> 
> Hi Nikolaus,
> On Tue, Jul 10, 2018 at 8:06 AM H. Nikolaus Schaller <hns at goldelico.com> wrote:
>> 
>> Hi Marek,
>> I merged letux-4.17.3 (and replaced the gab driver merge conflict by the new version).
>> Then I added the firmware ED had sent by mail and got this:
> cool thanks. I plan to do it today but you're faster than me ;).

Well, I did take a shortcut by merge+quick fix. Should better be a rebase so that we can
have all aess stuff at the tip of the branch.

>> 
>> root at letux:~# lsmod|fgrep aess
>> snd_soc_omap_aess      61440  2 snd_soc_omap_abe_twl6040,snd_soc_omap_mcpdm
>> root at letux:~# dmesg|fgrep aess
>> [    6.349644] aess 401f1000.aess: ASoC: invalid header size for type 0 at offset 0x0 size 0x1a5e8.
>> [    6.362569] aess 401f1000.aess: request for AESS FW failed -22
>> [    6.373974] aess 401f1000.aess: ASoC: failed to probe component -22
>> root at letux:~# aplay -l
>> **** List of PLAYBACK Hardware Devices ****
>> card 0: H58040000encode [HDMI 58040000.encoder], device 0: HDMI 58040000.encoder snd-soc-dummy-dai-0 []
>>  Subdevices: 1/1
>>  Subdevice #0: subdevice #0
>> root at letux:~# ls -l /lib/firmware/omap_aess-adfw.bin
>> -rw-r--r-- 1 root root 108008 Jul 10 05:57 /lib/firmware/omap_aess-adfw.bin
>> root at letux:~# file /lib/firmware/omap_aess-adfw.bin
>> /lib/firmware/omap_aess-adfw.bin: data
>> root at letux:~# xxd /lib/firmware/omap_aess-adfw.bin | head -10
>> 0000000: 436f 5341 0100 0000 0500 0000 0000 0000  CoSA............
>> 0000010: a032 0f00 4404 0000 0500 0000 444c 3120  .2..D.......DL1
>> 0000020: 4571 7561 6c69 7a65 7200 0000 0000 0000  Equalizer.......
>> 0000030: 0000 0000 0000 0000 0000 0000 0683 8300  ................
>> 0000040: 0300 0000 0000 0000 3b00 0000 0000 0000  ........;.......
>> 0000050: 0000 0000 0500 0000 ffff ffff 466c 6174  ............Flat
>> 0000060: 2052 6573 706f 6e73 6500 0000 0000 0000   Response.......
>> 0000070: 0000 0000 0000 0000 0000 0000 3830 3048  ............800H
>> 0000080: 7a20 4850 4620 3064 4200 0000 0000 0000  z HPF 0dB.......
>> 0000090: 0000 0000 0000 0000 0000 0000 3830 3048  ............800H
>> root at letux:~#
>> 
>> This seems to confirm that the firmware blob is not what the driver code expects...
> Hmm well then we need to get it somehow from TI guys. Do you have any
> contact? Thanks.

Peter should have best contacts and recommendations. So I put him on To: address.

BR,
Nikolaus

>> 
>> BR,
>> Nikolaus
>> 
> 
> BR,
> 
> marek
>> 
>>> Am 09.07.2018 um 21:56 schrieb H. Nikolaus Schaller <hns at goldelico.com>:
>>> 
>>> 
>>>> Am 09.07.2018 um 20:36 schrieb Belisko Marek <marek.belisko at gmail.com>:
>>>> 
>>>> Hi Nikolaus,
>>>> On Mon, Jul 9, 2018 at 8:08 PM H. Nikolaus Schaller <hns at goldelico.com> wrote:
>>>>> 
>>>>> Hi Marek,
>>>>> 
>>>>>> Am 05.07.2018 um 16:31 schrieb Belisko Marek <marek.belisko at gmail.com>:
>>>>>> 
>>>>>> Moving forward a bit:
>>>>>> dmesg | grep -i aess
>>>>>> [    6.698601] aess 401f1000.aess: ASoC: dai register 401f1000.aess #6
>>>>>> [    6.722268] aess 401f1000.aess: ASoC: invalid header size for type
>>>>>> 0 at offset 0x0 size 0x1a5e8.
>>>>>> [    6.778381] aess 401f1000.aess: request for AESS FW failed -22
>>>>>> [    6.784506] aess 401f1000.aess: ASoC: failed to probe component -22
>>>>>> 
>>>>>> looks like I need to grab some other FW. Everything (wip) pushed to:
>>>>>> work-aess-4.17.3
>>>>>> 
>>>>>> BR,
>>>>>> 
>>>>>> marek
>>>>>> On Thu, Jul 5, 2018 at 3:26 PM Belisko Marek <marek.belisko at gmail.com> wrote:
>>>>>>> 
>>>>>>> Hi Nikolaus,
>>>>>>> 
>>>>>>> yes it needs more patches from ti, working on it.
>>>>>>> 
>>>>>>> BR,
>>>>>>> 
>>>>>>> marek
>>>>>>> On Thu, Jul 5, 2018 at 3:22 PM H. Nikolaus Schaller <hns at goldelico.com> wrote:
>>>>>>>> 
>>>>>>>> 
>>>>>>>>> Am 05.07.2018 um 10:53 schrieb Belisko Marek <marek.belisko at gmail.com>:
>>>>>>>>> 
>>>>>>>>> Hi Nikouals,
>>>>>>>>> 
>>>>>>>>> on my aess branch when added compatible to dts I cannot boot kernel at all:
>>>>>>>>> [    0.000000] Booting Linux on physical CPU 0x0
>>>>>>>>> [    0.000000] Linux version 4.17.0-letux+ (marek at mbuntu) (gcc version
>>>>> 
>>>>> I have tried to compile, which went fine, and I was able to boot.
>>>>> But I did not have installed the firmware...
>>>>> 
>>>>> Some observations:
>>>>> 1. the kernel reports to be letux-4.17.0 and not 4.17.3
>>>> OK this is minor stuff I think.
>>> 
>>> Well, for example, letux-4.17.0 does not have our GAB out-of-bounds write fix.
>>> So this may trigger unexpected side-effects. And there were also other minor
>>> issues.
>>> 
>>>> My problem now is that during FW
>>>> loading I get an parse error. So IMO it looks like FW is not correct.
>>>> I need to dig to the code in soc-topology.c what it is parsing and try
>>>> to find such areas in actual firmware.
>>> 
>>> Ok, fine that you have a traceable symptom!
>>> 
>>> BR,
>>> Nikolaus
>>> 
>>> 
>>>>> 
>>>>> root at letux:~# uname -a
>>>>> Linux letux 4.17.0-letux+ #2535 SMP PREEMPT Mon Jul 9 17:32:57 CEST 2018 armv7l GNU/Linux
>>>>> root at letux:~#
>>>>> 
>>>>> I'd suggest to merge/rebase on top of letux-4.17.3
>>>>> (http://git.goldelico.com/?p=letux-kernel.git;a=shortlog;h=refs/heads/letux-4.17.3)
>>>>> because that version includes some significant fixes and this may be part of your trouble.
>>>>> 
>>>>> 2. aess driver is loaded (but not firmware)
>>>>> 
>>>>> root at letux:~# dmesg|fgrep aess
>>>>> [    6.044004] omap-abe-twl6040 sound: Direct firmware load for omap_aess-adfw.bin failed with error -2
>>>>> [    6.095322] omap-abe-twl6040 sound: Failed to load firmware omap_aess-adfw.bin: -2
>>>>> root at letux:~#
>>>>> 
>>>>> root at letux:~# lsmod|fgrep abe
>>>>> snd_soc_omap_abe_twl6040    20480  0
>>>>> snd_soc_twl6040        28672  1 snd_soc_omap_abe_twl6040
>>>>> snd_soc_omap_mcbsp     24576  1 snd_soc_omap_abe_twl6040
>>>>> snd_soc_omap_aess      61440  2 snd_soc_omap_abe_twl6040,snd_soc_omap_mcpdm
>>>>> root at letux:~#
>>>>> 
>>>>> 3. aplay does only report the HDMI encoder
>>>>> 
>>>>> root at letux:~# aplay -l
>>>>> **** List of PLAYBACK Hardware Devices ****
>>>>> card 0: H58040000encode [HDMI 58040000.encoder], device 0: HDMI 58040000.encoder snd-soc-dummy-dai-0 []
>>>>> Subdevices: 1/1
>>>>> Subdevice #0: subdevice #0
>>>>> root at letux:~#
>>>>> 
>>>>> I hope this helps to move forwards.
>>>>> 
>>>>> BR,
>>>>> Nikolaus
>>>>> 
>>>> 
>>>> BR,
>>>> 
>>>> marek
>>>> 
>>>> --
>>>> as simple and primitive as possible
>>>> -------------------------------------------------
>>>> Marek Belisko - OPEN-NANDRA
>>>> Freelance Developer
>>>> 
>>>> Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
>>>> Tel: +421 915 052 184
>>>> skype: marekwhite
>>>> twitter: #opennandra
>>>> web: http://open-nandra.com
>>> 
>>> _______________________________________________
>>> http://projects.goldelico.com/p/gta04-kernel/
>>> Letux-kernel mailing list
>>> Letux-kernel at openphoenux.org
>>> http://lists.goldelico.com/mailman/listinfo.cgi/letux-kernel
>> 
> 
> 
> -- 
> as simple and primitive as possible
> -------------------------------------------------
> Marek Belisko - OPEN-NANDRA
> Freelance Developer
> 
> Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
> Tel: +421 915 052 184
> skype: marekwhite
> twitter: #opennandra
> web: http://open-nandra.com



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