ASoC: Intel: mfld-pcm: Fix to Store device context in sst_data

Some debug prints use dev context in sst_data. Store the device context for
the same.
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/sst-mfld-platform-pcm.c

@@ -706,6 +706,7 @@ static int sst_platform_probe(struct platform_device *pdev)
 	pdata->pdev_strm_map = dpcm_strm_map;
 	pdata->strm_map_size = ARRAY_SIZE(dpcm_strm_map);
 	drv->pdata = pdata;
+	drv->pdev = pdev;
 	mutex_init(&drv->lock);
 	dev_set_drvdata(&pdev->dev, drv);