From cfaccce945988392d70ad42924e76f330c25ab9a Mon Sep 17 00:00:00 2001 From: Xiongfeng Wang Date: Sat, 20 Feb 2021 11:00:56 +0800 Subject: [PATCH] firmware: arm_sdei: make 'sdei_api_event_disable/enable' public hulk inclusion category: feature bugzilla: 48046 CVE: NA ------------------------------------------------------------------------- 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: Xiongfeng Wang Reviewed-by: Kefeng Wang Signed-off-by: Yang Yingliang Signed-off-by: Xiongfeng Wang Reviewed-by: Hanjun Guo Signed-off-by: Zheng Zengkai --- drivers/firmware/arm_sdei.c | 4 ++-- include/linux/arm_sdei.h | 2 ++ 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/firmware/arm_sdei.c b/drivers/firmware/arm_sdei.c index 0dba8923cf20..2b69dd0da2e9 100644 --- a/drivers/firmware/arm_sdei.c +++ b/drivers/firmware/arm_sdei.c @@ -388,7 +388,7 @@ 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); @@ -437,7 +437,7 @@ int sdei_event_enable(u32 event_num) return err; } -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); diff --git a/include/linux/arm_sdei.h b/include/linux/arm_sdei.h index f809d0f703cf..099b9a4e6e4c 100644 --- a/include/linux/arm_sdei.h +++ b/include/linux/arm_sdei.h @@ -37,6 +37,8 @@ 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); /* GHES register/unregister helpers */ int sdei_register_ghes(struct ghes *ghes, sdei_event_callback *normal_cb, -- GitLab