From 739c031110da9ba966b0189fa25a2a1c0d42263c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Amadeusz=20S=C5=82awi=C5=84ski?= Date: Tue, 5 Sep 2023 11:31:47 +0200 Subject: [PATCH] ASoC: Intel: avs: Provide support for fallback topology MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Link: https://lore.kernel.org/r/20230905093147.1960675-1-amadeuszx.slawinski@linux.intel.com Signed-off-by: Mark Brown --- sound/soc/intel/avs/pcm.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/sound/soc/intel/avs/pcm.c b/sound/soc/intel/avs/pcm.c index 1fbb2c2fadb553..8565a530706d00 100644 --- a/sound/soc/intel/avs/pcm.c +++ b/sound/soc/intel/avs/pcm.c @@ -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;