ASoC: Intel: glk_rt5682_max98357a: platform name fixup support

Add helper to override dailink platform name, if passed as parameter

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/glk_rt5682_max98357a.c

@@ -16,6 +16,7 @@
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
+#include <sound/soc-acpi.h>
 #include "../skylake/skl.h"
 #include "../../codecs/rt5682.h"
 #include "../../codecs/hdac_hdmi.h"
@@ -571,18 +572,30 @@ static struct snd_soc_card glk_audio_card_rt5682_m98357a = {
 static int geminilake_audio_probe(struct platform_device *pdev)
 {
 	struct glk_card_private *ctx;
+	struct snd_soc_acpi_mach *mach;
+	const char *platform_name;
+	struct snd_soc_card *card;
+	int ret;
 
 	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
 	if (!ctx)
 		return -ENOMEM;
 
 	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
 
-	glk_audio_card_rt5682_m98357a.dev = &pdev->dev;
-	snd_soc_card_set_drvdata(&glk_audio_card_rt5682_m98357a, ctx);
+	card = &glk_audio_card_rt5682_m98357a;
+	card->dev = &pdev->dev;
+	snd_soc_card_set_drvdata(card, ctx);
+
+	/* override plaform name, if required */
+	mach = (&pdev->dev)->platform_data;
+	platform_name = mach->mach_params.platform;
+
+	ret = snd_soc_fixup_dai_links_platform_name(card, platform_name);
+	if (ret)
+		return ret;
 
-	return devm_snd_soc_register_card(&pdev->dev,
-					&glk_audio_card_rt5682_m98357a);
+	return devm_snd_soc_register_card(&pdev->dev, card);
 }
 
 static const struct platform_device_id glk_board_ids[] = {