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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-05 08:03:23 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-05 08:03:23 +0200
commita956f91247da3fe71e4d5f7da1f6dd8bae7c3c21 (patch)
treedcbfa79369938f1349af5b39a68dee698861a815 /arch/loongarch/kernel/reset.c
parentUSB: hcd-pci: Drop the unused id parameter from usb_hcd_pci_probe() (diff)
parentLinux 6.0-rc4 (diff)
downloadlinux-a956f91247da3fe71e4d5f7da1f6dd8bae7c3c21.tar.xz
linux-a956f91247da3fe71e4d5f7da1f6dd8bae7c3c21.zip
Merge 6.0-rc4 into usb-next
We need the USB fixes in here and this resolves the merge issue in: drivers/usb/dwc3/gadget.c Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/loongarch/kernel/reset.c')
-rw-r--r--arch/loongarch/kernel/reset.c69
1 files changed, 21 insertions, 48 deletions
diff --git a/arch/loongarch/kernel/reset.c b/arch/loongarch/kernel/reset.c
index 800c965a17ea..8c82021eb2f4 100644
--- a/arch/loongarch/kernel/reset.c
+++ b/arch/loongarch/kernel/reset.c
@@ -15,10 +15,16 @@
#include <acpi/reboot.h>
#include <asm/idle.h>
#include <asm/loongarch.h>
-#include <asm/reboot.h>
-static void default_halt(void)
+void (*pm_power_off)(void);
+EXPORT_SYMBOL(pm_power_off);
+
+void machine_halt(void)
{
+#ifdef CONFIG_SMP
+ preempt_disable();
+ smp_send_stop();
+#endif
local_irq_disable();
clear_csr_ecfg(ECFG0_IM);
@@ -30,18 +36,29 @@ static void default_halt(void)
}
}
-static void default_poweroff(void)
+void machine_power_off(void)
{
+#ifdef CONFIG_SMP
+ preempt_disable();
+ smp_send_stop();
+#endif
+ do_kernel_power_off();
#ifdef CONFIG_EFI
efi.reset_system(EFI_RESET_SHUTDOWN, EFI_SUCCESS, 0, NULL);
#endif
+
while (true) {
__arch_cpu_idle();
}
}
-static void default_restart(void)
+void machine_restart(char *command)
{
+#ifdef CONFIG_SMP
+ preempt_disable();
+ smp_send_stop();
+#endif
+ do_kernel_restart(command);
#ifdef CONFIG_EFI
if (efi_capsule_pending(NULL))
efi_reboot(REBOOT_WARM, NULL);
@@ -55,47 +72,3 @@ static void default_restart(void)
__arch_cpu_idle();
}
}
-
-void (*pm_restart)(void);
-EXPORT_SYMBOL(pm_restart);
-
-void (*pm_power_off)(void);
-EXPORT_SYMBOL(pm_power_off);
-
-void machine_halt(void)
-{
-#ifdef CONFIG_SMP
- preempt_disable();
- smp_send_stop();
-#endif
- default_halt();
-}
-
-void machine_power_off(void)
-{
-#ifdef CONFIG_SMP
- preempt_disable();
- smp_send_stop();
-#endif
- pm_power_off();
-}
-
-void machine_restart(char *command)
-{
-#ifdef CONFIG_SMP
- preempt_disable();
- smp_send_stop();
-#endif
- do_kernel_restart(command);
- pm_restart();
-}
-
-static int __init loongarch_reboot_setup(void)
-{
- pm_restart = default_restart;
- pm_power_off = default_poweroff;
-
- return 0;
-}
-
-arch_initcall(loongarch_reboot_setup);