firmware: arm_sdei: make 'sdei_api_event_disable/enable' public

euler inclusion
category: feature
Bugzilla: 5515
CVE: N/A

----------------------------------------

NMI Watchdog need to enable the event for each core individually. But the
existing public api 'sdei_event_enable' enable events for all cores when
the event type is private.
Signed-off-by: NXiongfeng Wang <wangxiongfeng2@huawei.com>
Reviewed-by: NKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/firmware/arm_sdei.c

@@ -389,7 +389,7 @@ static int sdei_platform_reset(void)
 	return err;
 }
 
-static int sdei_api_event_enable(u32 event_num)
+int sdei_api_event_enable(u32 event_num)
 {
 	return invoke_sdei_fn(SDEI_1_0_FN_SDEI_EVENT_ENABLE, event_num, 0, 0, 0,
 			      0, NULL);
@@ -434,7 +434,7 @@ int sdei_event_enable(u32 event_num)
 }
 EXPORT_SYMBOL(sdei_event_enable);
 
-static int sdei_api_event_disable(u32 event_num)
+int sdei_api_event_disable(u32 event_num)
 {
 	return invoke_sdei_fn(SDEI_1_0_FN_SDEI_EVENT_DISABLE, event_num, 0, 0,
 			      0, 0, NULL);

include/linux/arm_sdei.h

@@ -39,6 +39,8 @@ int sdei_event_unregister(u32 event_num);
 int sdei_event_enable(u32 event_num);
 int sdei_event_disable(u32 event_num);
 int sdei_api_event_interrupt_bind(int hwirq);
+int sdei_api_event_disable(u32 event_num);
+int sdei_api_event_enable(u32 event_num);
 
 #ifdef CONFIG_ARM_SDE_INTERFACE
 /* For use by arch code when CPU hotplug notifiers are not appropriate. */