drm: apple: epic: Pass full notfiy/report payload to handler

The payload is not necessarily epic_std_service_ap_call. The powerlog
service on the system endpoint passes serialized dictionaries as
payload.

Signed-off-by: Janne Grunau <[email protected]>

Author: jannau

drivers/gpu/drm/apple/afk.c

@@ -445,21 +445,9 @@ static void afk_recv_handle_std_service(struct apple_dcp_afkep *ep, u32 channel,
 	}
 
 	if (type == EPIC_TYPE_NOTIFY && eshdr->category == EPIC_CAT_REPORT) {
-		struct epic_std_service_ap_call *call = payload;
-		size_t call_size;
-
-		if (payload_size < sizeof(*call))
-			return;
-
-		call_size = le32_to_cpu(call->len);
-		if (payload_size < sizeof(*call) + call_size)
-			return;
-
-		if (!service->ops->report)
-			return;
-
-		service->ops->report(service, le32_to_cpu(call->type),
-				     payload + sizeof(*call), call_size);
+		if (service->ops->report)
+			service->ops->report(service, le16_to_cpu(eshdr->type),
+					     payload, payload_size);
 		return;
 	}
 

drivers/gpu/drm/apple/afk.h

@@ -49,6 +49,8 @@ struct apple_epic_service {
 	void *cookie;
 };
 
+enum epic_subtype;
+
 struct apple_epic_service_ops {
 	const char name[32];
 
@@ -57,7 +59,7 @@ struct apple_epic_service_ops {
 	int (*call)(struct apple_epic_service *service, u32 idx,
 		    const void *data, size_t data_size, void *reply,
 		    size_t reply_size);
-	int (*report)(struct apple_epic_service *service, u32 idx,
+	int (*report)(struct apple_epic_service *service, enum epic_subtype type,
 		      const void *data, size_t data_size);
 	void (*teardown)(struct apple_epic_service *service);
 };