[Letux-kernel] AESS driver

Belisko Marek marek.belisko at gmail.com
Tue Jul 10 08:10:44 CEST 2018


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 ;).
>
> 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.
>
> 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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