Commit 860744b9 authored by Xiongfeng Wang's avatar Xiongfeng Wang Committed by Zheng Zengkai
Browse files

firmware: arm_sdei: add interrupt binding api 



hulk inclusion
category: feature
bugzilla: 48046
CVE: NA

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

This patch add a interrupt binding api function which returns the binded
event number.

Signed-off-by: default avatarXiongfeng Wang <wangxiongfeng2@huawei.com>
Reviewed-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: default avatarXiongfeng Wang <wangxiongfeng2@huawei.com>
Reviewed-by: default avatarHanjun Guo <guohanjun@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parent 4ffed7d5

drivers/firmware/arm_sdei.c

+10 −0
Original line number Diff line number Diff line
@@ -187,6 +187,16 @@ 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,

include/linux/arm_sdei.h

+1 −0
Original line number Diff line number Diff line
@@ -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,