[PATCH v2 16/17] drivers/firmware/sdei: Retrieve event signaled property on registration

[Gavin Shan]

This retrieves the event signaled property when it's created for the
first time. The property will be needed when SDEI virtualization is
supported.

Signed-off-by: Gavin Shan <gshan at redhat.com>
---
 drivers/firmware/arm_sdei.c | 6 ++++++
 include/linux/arm_sdei.h    | 1 +
 2 files changed, 7 insertions(+)

diff --git a/drivers/firmware/arm_sdei.c b/drivers/firmware/arm_sdei.c
index cf10fec57f2a..7518d3febf53 100644
--- a/drivers/firmware/arm_sdei.c
+++ b/drivers/firmware/arm_sdei.c
@@ -204,6 +204,12 @@ static struct sdei_event *sdei_event_create(u32 event_num,
 		goto fail;
 	event->type = result;
 
+	err = sdei_api_event_get_info(event_num, SDEI_EVENT_INFO_EV_SIGNALED,
+				      &result);
+	if (err)
+		goto fail;
+	event->signaled = result;
+
 	if (event->type == SDEI_EVENT_TYPE_SHARED) {
 		reg = kzalloc(sizeof(*reg), GFP_KERNEL);
 		if (!reg) {
diff --git a/include/linux/arm_sdei.h b/include/linux/arm_sdei.h
index 11af6410dd52..7f3ed7e4b680 100644
--- a/include/linux/arm_sdei.h
+++ b/include/linux/arm_sdei.h
@@ -51,6 +51,7 @@ struct sdei_event {
 	u32			event_num;
 	u8			type;
 	u8			priority;
+	u8			signaled;
 
 	/* This pointer is handed to firmware as the event argument. */
 	union {
-- 
2.23.0