diff -drupN a/sound/drivers/Kconfig b/sound/drivers/Kconfig
--- a/sound/drivers/Kconfig	2018-08-06 17:23:04.000000000 +0300
+++ b/sound/drivers/Kconfig	2022-06-12 05:28:14.000000000 +0300
@@ -29,7 +29,7 @@ menuconfig SND_DRIVERS
 	default y
 	help
 	  Support for generic sound devices.
-  
+
 if SND_DRIVERS
 
 config SND_PCSP
@@ -94,6 +94,29 @@ config SND_ALOOP
 	  To compile this driver as a module, choose M here: the module
 	  will be called snd-aloop.
 
+config SND_ALOOP_USE_HRTIMER
+	bool "Use hrtimer in PCM loopback driver"
+	depends on SND_ALOOP && HIGH_RES_TIMERS
+	help
+	  Say 'Y' to use hrtimer for PCM loopback device, otherwise use the
+	  system timer by default.
+
+config SND_ALOOP_RUN_SYNC_WITH_OTHER_CODEC
+	bool "Loopback driver running synchronously with other codecs"
+	depends on SND_ALOOP && SND_ALOOP_USE_HRTIMER
+	help
+	  Say 'Y' if you want the PCM loopback device running synchronously with
+	  other codecs.
+choice
+	prompt "Select synchronous codecs"
+	depends on SND_ALOOP_RUN_SYNC_WITH_OTHER_CODEC
+	help
+	  Select the codecs that the loopback device runs synchronously with
+	config SND_ALOOP_RUN_SYNC_WITH_SUN8IW8
+		bool "sun8iw8 audiocodec"
+		depends on ARCH_SUN8IW8 && SND_SUNXI_SOC_AUDIOCODEC
+endchoice
+
 config SND_VIRMIDI
 	tristate "Virtual MIDI soundcard"
 	depends on SND_SEQUENCER
@@ -125,12 +148,12 @@ config SND_MTS64
 	depends on PARPORT
 	select SND_RAWMIDI
 	help
-	  The ESI Miditerminal 4140 is a 4 In 4 Out MIDI Interface with 
+	  The ESI Miditerminal 4140 is a 4 In 4 Out MIDI Interface with
           additional SMPTE Timecode capabilities for the parallel port.
 
 	  Say 'Y' to include support for this device.
 
-	  To compile this driver as a module, chose 'M' here: the module 
+	  To compile this driver as a module, chose 'M' here: the module
           will be called snd-mts64.
 
 config SND_SERIAL_U16550