ASoC: Intel: sof_sdw: clean-up inclusion of header files

"struct snd_soc_dapm_widget" and "struct snd_kcontrol_new" are used in most
of these .c files. Adding the header files to prevent from depending on
<sound/soc.h>
Reported-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200821195603.215535-17-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/sof_sdw_dmic.c

@@ -7,6 +7,7 @@
 
 #include <sound/soc.h>
 #include <sound/soc-acpi.h>
+#include <sound/soc-dapm.h>
 #include "sof_sdw_common.h"
 
 static const struct snd_soc_dapm_widget dmic_widgets[] = {

sound/soc/intel/boards/sof_sdw_max98373.c

@@ -6,8 +6,10 @@
 
 #include <linux/device.h>
 #include <linux/errno.h>
+#include <sound/control.h>
 #include <sound/soc.h>
 #include <sound/soc-acpi.h>
+#include <sound/soc-dapm.h>
 #include "sof_sdw_common.h"
 #include "sof_maxim_common.h"
 

sound/soc/intel/boards/sof_sdw_rt1308.c

@@ -7,8 +7,10 @@
 
 #include <linux/device.h>
 #include <linux/errno.h>
+#include <sound/control.h>
 #include <sound/soc.h>
 #include <sound/soc-acpi.h>
+#include <sound/soc-dapm.h>
 #include "sof_sdw_common.h"
 #include "../../codecs/rt1308.h"
 

sound/soc/intel/boards/sof_sdw_rt5682.c

@@ -10,8 +10,10 @@
 #include <linux/input.h>
 #include <linux/soundwire/sdw.h>
 #include <linux/soundwire/sdw_type.h>
+#include <sound/control.h>
 #include <sound/soc.h>
 #include <sound/soc-acpi.h>
+#include <sound/soc-dapm.h>
 #include <sound/jack.h>
 #include "sof_sdw_common.h"
 

sound/soc/intel/boards/sof_sdw_rt700.c

@@ -8,8 +8,10 @@
 #include <linux/device.h>
 #include <linux/errno.h>
 #include <linux/input.h>
+#include <sound/control.h>
 #include <sound/soc.h>
 #include <sound/soc-acpi.h>
+#include <sound/soc-dapm.h>
 #include <sound/jack.h>
 #include "sof_sdw_common.h"
 

sound/soc/intel/boards/sof_sdw_rt711.c

@@ -10,8 +10,10 @@
 #include <linux/input.h>
 #include <linux/soundwire/sdw.h>
 #include <linux/soundwire/sdw_type.h>
+#include <sound/control.h>
 #include <sound/soc.h>
 #include <sound/soc-acpi.h>
+#include <sound/soc-dapm.h>
 #include <sound/jack.h>
 #include "sof_sdw_common.h"