ASoC: SOF: Add cont_update_posn to platform parameters

Add cont_update_posn to platform parameters to support
continue update position for platform.
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Chao Song <chao.song@intel.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: YC Hung <yc.hung@mediatek.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220725195343.145603-3-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/ipc3-pcm.c

@@ -115,6 +115,9 @@ static int sof_ipc3_pcm_hw_params(struct snd_soc_component *component,
 			pcm.params.no_stream_position = 1;
 	}
 
+	if (platform_params->cont_update_posn)
+		pcm.params.cont_update_posn = 1;
+
 	dev_dbg(component->dev, "stream_tag %d", pcm.params.stream_tag);
 
 	/* send hw_params IPC to the DSP */

sound/soc/sof/sof-priv.h

@@ -126,6 +126,7 @@ struct snd_sof_platform_stream_params {
 	bool use_phy_address;
 	u32 phy_addr;
 	bool no_ipc_position;
+	bool cont_update_posn;
 };
 
 /*