Re: snd_hdsp missing on raspberrypi pi 5
David Kessler <[email protected]> Mon, 20 May 2024 10:39:25 +0200
| Newsgroups | gmane.linux.alsa.user |
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Adding dtoverlay=pcie-32bit-dma too /boot/firmware/config.txt is helping
a lot! The card is recognized in alsa! But yet no controls but says it
wants to update firmware! I can feel I am close!
Le 20.05.24 à 10:11, David Kessler a écrit :
>
> As of
>
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/sound/pci/rme9652/hdsp.c?h=v6.8.10
>
> on line 3768 in
>
> |
> static int snd_hdsp_initialize_memory(struct hdsp *hdsp)
> {
> struct snd_dma_buffer *capture_dma, *playback_dma;
>
> capture_dma = snd_hammerfall_get_buffer(hdsp->pci, HDSP_DMA_AREA_BYTES);
> playback_dma = snd_hammerfall_get_buffer(hdsp->pci, HDSP_DMA_AREA_BYTES);
> if (!capture_dma || !playback_dma) {
> dev_err(hdsp->card->dev,
> "%s: no buffers available\n", hdsp->card_name);
> return -ENOMEM;
> }|
>
> Who is responsible for this? We must have a talk! (:
>
> Le 20.05.24 à 09:07, David Kessler a écrit :
>> From what I can tell comparing to a working system is that I have all
>> needed kernel modules loaded. the oss are indeed no longer needed.
>> Thank's for pointing me out.
>>
>> Here a paste bin with the info I could gather.
>>
>> https://pastebin.com/dAfDDnkM
>>
>> The missing interrupt I wonder about and still the no available
>> buffer error which returns -12 but also the memory address is stated
>> beeing [virtual] on the PI. Is there something wrong with the bus not
>> beeing PCI standard compliant?
>>
>> What my intuition tells me is that the PI is handling the DMA of the
>> PCI bus in a different way than other architecture. I am not sure
>> what to do as to troubleshoot further /: Read code?
>>
>> Thank's
>>
>> Le 19.05.24 à 23:51, Robert M. Riches Jr. a écrit :
>>
>>> Are you sure those are current? "oss" usually refers to the
>>> open-source-sound that predated ALSA around 25 years ago.
>>>
>>> The modinfo description from kernel 5.10.0 for snd-pcm-oss
>>> seems to indicate it's for OSS emulation: "PCM OSS emulation
>>> for ALSA." For kernel 5.10.0-29-amd64 from Devuan Chimaera,
>>> snd-seq-oss is not even listed.
>>>
>>> HTH
>>>
>>
>>
>> _______________________________________________
>> Alsa-user mailing list
>> [email protected]
>> https://lists.sourceforge.net/lists/listinfo/alsa-user
>
>
> _______________________________________________
> Alsa-user mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/alsa-user
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<p>Adding dtoverlay=pcie-32bit-dma too /boot/firmware/config.txt is
helping a lot! The card is recognized in alsa! But yet no controls
but says it wants to update firmware! I can feel I am close!</p>
<div class="moz-cite-prefix">Le 20.05.24 à 10:11, David Kessler a
écrit :<br>
</div>
<blockquote type="cite"
cite="mid:[email protected]">
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<p>As of</p>
<p><a class="moz-txt-link-freetext"
href="https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/sound/pci/rme9652/hdsp.c?h=v6.8.10"
moz-do-not-send="true">https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/sound/pci/rme9652/hdsp.c?h=v6.8.10</a></p>
<p>on line 3768 in</p>
<pre><code><pre><span class="k">static</span> <span class="kt">int</span> <span
class="nf">snd_hdsp_initialize_memory</span><span class="p">(</span><span
class="k">struct</span> <span class="n">hdsp</span> <span
class="o">*</span><span class="n">hdsp</span><span class="p">)</span>
<span class="p">{</span>
<span class="k">struct</span> <span class="n">snd_dma_buffer</span> <span
class="o">*</span><span class="n">capture_dma</span><span
class="p">,</span> <span class="o">*</span><span class="n">playback_dma</span><span
class="p">;</span>
<span class="n">capture_dma</span> <span class="o">=</span> <span
class="n">snd_hammerfall_get_buffer</span><span class="p">(</span><span
class="n">hdsp</span><span class="o">-></span><span class="n">pci</span><span
class="p">,</span> <span class="n">HDSP_DMA_AREA_BYTES</span><span
class="p">);</span>
<span class="n">playback_dma</span> <span class="o">=</span> <span
class="n">snd_hammerfall_get_buffer</span><span class="p">(</span><span
class="n">hdsp</span><span class="o">-></span><span class="n">pci</span><span
class="p">,</span> <span class="n">HDSP_DMA_AREA_BYTES</span><span
class="p">);</span>
<span class="k">if</span> <span class="p">(</span><span class="o">!</span><span
class="n">capture_dma</span> <span class="o">||</span> <span
class="o">!</span><span class="n">playback_dma</span><span
class="p">)</span> <span class="p">{</span>
<span class="n">dev_err</span><span class="p">(</span><span class="n">hdsp</span><span
class="o">-></span><span class="n">card</span><span class="o">-></span><span
class="n">dev</span><span class="p">,</span>
<span class="s">"%s: no buffers available</span><span class="se">\n</span><span
class="s">"</span><span class="p">,</span> <span class="n">hdsp</span><span
class="o">-></span><span class="n">card_name</span><span
class="p">);</span>
<span class="k">return</span> <span class="o">-</span><span class="n">ENOMEM</span><span
class="p">;</span>
<span class="p">}</span></pre></code></pre>
<p>Who is responsible for this? We must have a talk! (:<br>
</p>
<div class="moz-cite-prefix">Le 20.05.24 à 09:07, David Kessler a
écrit :<br>
</div>
<blockquote type="cite"
cite="mid:[email protected]">From
what I can tell comparing to a working system is that I have all
needed kernel modules loaded. the oss are indeed no longer
needed. Thank's for pointing me out. <br>
<br>
Here a paste bin with the info I could gather. <br>
<br>
<a class="moz-txt-link-freetext"
href="https://pastebin.com/dAfDDnkM" moz-do-not-send="true">https://pastebin.com/dAfDDnkM</a>
<br>
<br>
The missing interrupt I wonder about and still the no available
buffer error which returns -12 but also the memory address is
stated beeing [virtual] on the PI. Is there something wrong with
the bus not beeing PCI standard compliant? <br>
<br>
What my intuition tells me is that the PI is handling the DMA of
the PCI bus in a different way than other architecture. I am not
sure what to do as to troubleshoot further /: Read code? <br>
<br>
Thank's <br>
<br>
Le 19.05.24 à 23:51, Robert M. Riches Jr. a écrit : <br>
<br>
<blockquote type="cite">Are you sure those are current? "oss"
usually refers to the <br>
open-source-sound that predated ALSA around 25 years ago. <br>
<br>
The modinfo description from kernel 5.10.0 for snd-pcm-oss <br>
seems to indicate it's for OSS emulation: "PCM OSS emulation <br>
for ALSA." For kernel 5.10.0-29-amd64 from Devuan Chimaera, <br>
snd-seq-oss is not even listed. <br>
<br>
HTH <br>
<br>
</blockquote>
<br>
<br>
_______________________________________________ <br>
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href="https://lists.sourceforge.net/lists/listinfo/alsa-user"
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<pre class="moz-quote-pre" wrap="">_______________________________________________
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