From: Daniel Baluta daniel.baluta@nxp.com
This allows specifying an alternate path for SOF firmware or SOF topology.
This is particularly useful for i.MX when running Linux vs Android.
Signed-off-by: Daniel Baluta daniel.baluta@nxp.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com --- sound/soc/sof/sof-of-dev.c | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-)
diff --git a/sound/soc/sof/sof-of-dev.c b/sound/soc/sof/sof-of-dev.c index f0f819a46456..885430a42226 100644 --- a/sound/soc/sof/sof-of-dev.c +++ b/sound/soc/sof/sof-of-dev.c @@ -7,12 +7,21 @@
#include <linux/firmware.h> #include <linux/module.h> +#include <linux/moduleparam.h> #include <linux/pm_runtime.h> #include <sound/sof.h>
#include "ops.h" #include "imx/imx-ops.h"
+static char *fw_path; +module_param(fw_path, charp, 0444); +MODULE_PARM_DESC(fw_path, "alternate path for SOF firmware."); + +static char *tplg_path; +module_param(tplg_path, charp, 0444); +MODULE_PARM_DESC(tplg_path, "alternate path for SOF topology."); + /* platform specific devices */ #if IS_ENABLED(CONFIG_SND_SOC_SOF_IMX8) static struct sof_dev_desc sof_of_imx8qxp_desc = { @@ -87,9 +96,15 @@ static int sof_of_probe(struct platform_device *pdev) sof_pdata->dev = &pdev->dev; sof_pdata->fw_filename = desc->default_fw_filename;
- /* TODO: read alternate fw and tplg filenames from DT */ - sof_pdata->fw_filename_prefix = sof_pdata->desc->default_fw_path; - sof_pdata->tplg_filename_prefix = sof_pdata->desc->default_tplg_path; + if (fw_path) + sof_pdata->fw_filename_prefix = fw_path; + else + sof_pdata->fw_filename_prefix = sof_pdata->desc->default_fw_path; + + if (tplg_path) + sof_pdata->tplg_filename_prefix = tplg_path; + else + sof_pdata->tplg_filename_prefix = sof_pdata->desc->default_tplg_path;
/* set callback to be called on successful device probe to enable runtime_pm */ sof_pdata->sof_probe_complete = sof_of_probe_complete;