diff options
author | Peter Ujfalusi <peter.ujfalusi@linux.intel.com> | 2022-10-20 15:12:30 +0300 |
---|---|---|
committer | Mark Brown <broonie@kernel.org> | 2022-10-21 15:05:03 +0300 |
commit | 25bbc0c59ee15cfc37acaaa831de447f2c2fbcb9 (patch) | |
tree | 1e588543c1ebbe7d8e4d047ac9e7a3182914537b /sound/soc/sof/sof-pci-dev.c | |
parent | c73f8b470855d3123ab4b443aa9c255412dc1a13 (diff) | |
download | linux-25bbc0c59ee15cfc37acaaa831de447f2c2fbcb9.tar.xz |
ASoC: SOF: Add path definition for external firmware libraries
IPC4 based firmware supports dynamically loaded external libraries.
The libraries will be not stored alongside of the firmware or tplg files.
For intel platforms the default path will be:
intel/avs-lib|sof-ipc4-lib/<platform>/ if a community key is used on the
given machine then the libraries will be under 'community' directory, like
it is done for the firmware itself.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Chao Song <chao.song@intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20221020121238.18339-12-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/sof-pci-dev.c')
-rw-r--r-- | sound/soc/sof/sof-pci-dev.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/sound/soc/sof/sof-pci-dev.c b/sound/soc/sof/sof-pci-dev.c index 643fd1036d60..f5ece43d0ec2 100644 --- a/sound/soc/sof/sof-pci-dev.c +++ b/sound/soc/sof/sof-pci-dev.c @@ -28,6 +28,10 @@ static char *fw_filename; module_param(fw_filename, charp, 0444); MODULE_PARM_DESC(fw_filename, "alternate filename for SOF firmware."); +static char *lib_path; +module_param(lib_path, charp, 0444); +MODULE_PARM_DESC(lib_path, "alternate path for SOF firmware libraries."); + static char *tplg_path; module_param(tplg_path, charp, 0444); MODULE_PARM_DESC(tplg_path, "alternate path for SOF topology."); @@ -272,6 +276,28 @@ int sof_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) sof_pdata->desc->default_fw_path[sof_pdata->ipc_type]; } + if (lib_path) { + sof_pdata->fw_lib_prefix = lib_path; + + dev_dbg(dev, "Module parameter used, changed fw_lib path to %s\n", + sof_pdata->fw_lib_prefix); + + } else if (sof_pdata->desc->default_lib_path[sof_pdata->ipc_type]) { + if (dmi_check_system(community_key_platforms) && sof_dmi_use_community_key) { + sof_pdata->fw_lib_prefix = + devm_kasprintf(dev, GFP_KERNEL, "%s/%s", + sof_pdata->desc->default_lib_path[sof_pdata->ipc_type], + "community"); + + dev_dbg(dev, + "Platform uses community key, changed fw_lib path to %s\n", + sof_pdata->fw_lib_prefix); + } else { + sof_pdata->fw_lib_prefix = + sof_pdata->desc->default_lib_path[sof_pdata->ipc_type]; + } + } + if (tplg_path) sof_pdata->tplg_filename_prefix = tplg_path; else |