ASoC: SOF: Drop the firmware and fw_offset from snd_sof_pdata

The SOF stack now uses the sdev->basefw to work with the SOF firmware, the
information from plat_data can be dropped.
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/20221020121238.18339-7-peter.ujfalusi@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

include/sound/sof.h

@@ -59,15 +59,11 @@ enum sof_ipc_type {
  * SOF Platform data.
  */
 struct snd_sof_pdata {
-	const struct firmware *fw;
 	const char *name;
 	const char *platform;
 
 	struct device *dev;
 
-	/* indicate how many first bytes shouldn't be loaded into DSP memory. */
-	size_t fw_offset;
-
 	/*
 	 * notification callback used if the hardware initialization
 	 * can take time or is handled in a workqueue. This callback

sound/soc/sof/loader.c

@@ -58,12 +58,6 @@ int snd_sof_load_firmware_raw(struct snd_sof_dev *sdev)
 			fw_filename, ret);
 	}
 
-	/*
-	 * Until the platform code is switched to use the new container the fw
-	 * and payload offset must be set in plat_data
-	 */
-	plat_data->fw = sdev->basefw.fw;
-	plat_data->fw_offset = sdev->basefw.payload_offset;
 err:
 	kfree(fw_filename);
 
@@ -73,7 +67,6 @@ EXPORT_SYMBOL(snd_sof_load_firmware_raw);
 
 int snd_sof_load_firmware_memcpy(struct snd_sof_dev *sdev)
 {
-	struct snd_sof_pdata *plat_data = sdev->pdata;
 	int ret;
 
 	ret = snd_sof_load_firmware_raw(sdev);
@@ -108,7 +101,6 @@ int snd_sof_load_firmware_memcpy(struct snd_sof_dev *sdev)
 error:
 	release_firmware(sdev->basefw.fw);
 	sdev->basefw.fw = NULL;
-	plat_data->fw = NULL;
 	return ret;
 
 }
@@ -194,6 +186,5 @@ void snd_sof_fw_unload(struct snd_sof_dev *sdev)
 	/* TODO: support module unloading at runtime */
 	release_firmware(sdev->basefw.fw);
 	sdev->basefw.fw = NULL;
-	sdev->pdata->fw = NULL;
 }
 EXPORT_SYMBOL(snd_sof_fw_unload);