hulk inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I7V1MG CVE: NA
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This patch add a interrupt binding api function which returns the binded event number.
Signed-off-by: Xiongfeng Wang wangxiongfeng2@huawei.com Reviewed-by: Kefeng Wang wangkefeng.wang@huawei.com Signed-off-by: Yang Yingliang yangyingliang@huawei.com Signed-off-by: Xiongfeng Wang wangxiongfeng2@huawei.com Reviewed-by: Hanjun Guo guohanjun@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Signed-off-by: Xiongfeng Wang wangxiongfeng2@huawei.com --- drivers/firmware/arm_sdei.c | 10 ++++++++++ include/linux/arm_sdei.h | 1 + 2 files changed, 11 insertions(+)
diff --git a/drivers/firmware/arm_sdei.c b/drivers/firmware/arm_sdei.c index 285fe7ad490d..9171a9d05140 100644 --- a/drivers/firmware/arm_sdei.c +++ b/drivers/firmware/arm_sdei.c @@ -188,6 +188,16 @@ int sdei_api_event_context(u32 query, u64 *result) } NOKPROBE_SYMBOL(sdei_api_event_context);
+int sdei_api_event_interrupt_bind(int hwirq) +{ + u64 event_number; + + invoke_sdei_fn(SDEI_1_0_FN_SDEI_INTERRUPT_BIND, hwirq, 0, 0, 0, 0, + &event_number); + + return (int)event_number; +} + static int sdei_api_event_get_info(u32 event, u32 info, u64 *result) { return invoke_sdei_fn(SDEI_1_0_FN_SDEI_EVENT_GET_INFO, event, info, 0, diff --git a/include/linux/arm_sdei.h b/include/linux/arm_sdei.h index 255701e1251b..bf92dc48fbea 100644 --- a/include/linux/arm_sdei.h +++ b/include/linux/arm_sdei.h @@ -36,6 +36,7 @@ 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);
/* GHES register/unregister helpers */ int sdei_register_ghes(struct ghes *ghes, sdei_event_callback *normal_cb,