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ASoC: Intel: avs: Provide support for fallback topology

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HDA and HDMI devices are simple enough that in case of user not having
topology tailored to their device, they can use fallback topology.

Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Link: https://lore.kernel.org/r/20230905093147.1960675-1-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Amadeusz Sławiński 2023-09-05 11:31:47 +02:00 committed by Mark Brown
parent 5366a64033
commit 739c031110
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1 changed files with 22 additions and 0 deletions
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22
sound/soc/intel/avs/pcm.c
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@ -796,6 +796,28 @@ static int avs_component_probe(struct snd_soc_component *component)
ret = avs_load_topology(component, filename);
kfree(filename);
if (ret == -ENOENT && !strncmp(mach->tplg_filename, "hda-", 4)) {
unsigned int vendor_id;
if (sscanf(mach->tplg_filename, "hda-%08x-tplg.bin", &vendor_id) != 1)
return ret;
if (((vendor_id >> 16) & 0xFFFF) == 0x8086)
mach->tplg_filename = devm_kasprintf(adev->dev, GFP_KERNEL,
"hda-8086-generic-tplg.bin");
else
mach->tplg_filename = devm_kasprintf(adev->dev, GFP_KERNEL,
"hda-generic-tplg.bin");
filename = kasprintf(GFP_KERNEL, "%s/%s", component->driver->topology_name_prefix,
mach->tplg_filename);
if (!filename)
return -ENOMEM;
dev_info(card->dev, "trying to load fallback topology %s\n", mach->tplg_filename);
ret = avs_load_topology(component, filename);
kfree(filename);
}
if (ret < 0)
return ret;