pvpanic: move pvpanic to misc as common driver

Move pvpanic.c from drivers/platform/x86 to drivers/misc.
Following patches will use pvpanic device in arm64.
Reviewed-by: NAndy Shevchenko <andy.shevchenko@gmail.com>
Acked-by: NMark Rutland <mark.rutland@arm.com>
Signed-off-by: NPeng Hao <peng.hao2@zte.com.cn>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/misc/Kconfig

@@ -513,6 +513,14 @@ config MISC_RTSX
 	tristate
 	default MISC_RTSX_PCI || MISC_RTSX_USB
 
+config PVPANIC
+	tristate "pvpanic device support"
+	depends on ACPI
+	help
+	  This driver provides support for the pvpanic device.  pvpanic is
+	  a paravirtualized device provided by QEMU; it lets a virtual machine
+	  (guest) communicate panic events to the host.
+
 source "drivers/misc/c2port/Kconfig"
 source "drivers/misc/eeprom/Kconfig"
 source "drivers/misc/cb710/Kconfig"

drivers/misc/Makefile

@@ -58,3 +58,4 @@ obj-$(CONFIG_ASPEED_LPC_SNOOP)	+= aspeed-lpc-snoop.o
 obj-$(CONFIG_PCI_ENDPOINT_TEST)	+= pci_endpoint_test.o
 obj-$(CONFIG_OCXL)		+= ocxl/
 obj-$(CONFIG_MISC_RTSX)		+= cardreader/
+obj-$(CONFIG_PVPANIC)   	+= pvpanic.o

drivers/platform/x86/Kconfig

@@ -1168,14 +1168,6 @@ config INTEL_SMARTCONNECT
 	  This driver checks to determine whether the device has Intel Smart
 	  Connect enabled, and if so disables it.
 
-config PVPANIC
-	tristate "pvpanic device support"
-	depends on ACPI
-	---help---
-	  This driver provides support for the pvpanic device.  pvpanic is
-	  a paravirtualized device provided by QEMU; it lets a virtual machine
-	  (guest) communicate panic events to the host.
-
 config INTEL_PMC_IPC
 	tristate "Intel PMC IPC Driver"
 	depends on ACPI

drivers/platform/x86/Makefile

@@ -78,7 +78,6 @@ obj-$(CONFIG_APPLE_GMUX)	+= apple-gmux.o
 obj-$(CONFIG_INTEL_RST)		+= intel-rst.o
 obj-$(CONFIG_INTEL_SMARTCONNECT)	+= intel-smartconnect.o
 
-obj-$(CONFIG_PVPANIC)           += pvpanic.o
 obj-$(CONFIG_ALIENWARE_WMI)	+= alienware-wmi.o
 obj-$(CONFIG_INTEL_PMC_IPC)	+= intel_pmc_ipc.o
 obj-$(CONFIG_TOUCHSCREEN_DMI)	+= touchscreen_dmi.o