From: Daniel Baluta <daniel.baluta@xxxxxxx>
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@xxxxxxx>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@xxxxxxxxxxxxxxx>
---
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;
--
2.27.0
