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authorKristofer Jonsson <kristofer.jonsson@arm.com>2023-01-20 13:38:13 +0100
committerKristofer Jonsson <kristofer.jonsson@arm.com>2023-02-02 16:30:39 +0100
commitec47704ab3fd50a9ef8339f33139ddae4caa00b6 (patch)
tree87698ce04f75b460580dfbc637d453dbfc141c37 /kernel/ethosu_network.h
parentd779a08a0f7ca3cdde16941720ddc7af96e74520 (diff)
downloadethos-u-linux-driver-stack-ec47704ab3fd50a9ef8339f33139ddae4caa00b6.tar.gz
Break circulare dependency on struct ethosu_device
The 'struct ethosu_device' has been passed as argument to classes. This creates a circular dependency dependency and it gives all classes full visibility to all resources in the device struct. This patch removes the circular dependency. Using device_lock() and device_unlock() to for synchronization. Change-Id: I8322e6530c72d7bd67f48f411b4f14b612be2706
Diffstat (limited to 'kernel/ethosu_network.h')
-rw-r--r--kernel/ethosu_network.h17
1 files changed, 9 insertions, 8 deletions
diff --git a/kernel/ethosu_network.h b/kernel/ethosu_network.h
index 8ee6818..e0d41b1 100644
--- a/kernel/ethosu_network.h
+++ b/kernel/ethosu_network.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2020,2022 Arm Limited.
+ * Copyright 2020,2022-2023 Arm Limited and/or its affiliates
*
* This program is free software and is provided to you under the terms of the
* GNU General Public License version 2 as published by the Free Software
@@ -33,17 +33,17 @@
****************************************************************************/
struct ethosu_buffer;
-struct ethosu_device;
struct ethosu_uapi_network_create;
struct device;
struct file;
struct ethosu_network {
- struct ethosu_device *edev;
- struct file *file;
- struct kref kref;
- struct ethosu_buffer *buf;
- uint32_t index;
+ struct device *dev;
+ struct ethosu_mailbox *mailbox;
+ struct file *file;
+ struct kref kref;
+ struct ethosu_buffer *buf;
+ uint32_t index;
};
/****************************************************************************
@@ -57,7 +57,8 @@ struct ethosu_network {
*
* Return: fd on success, else error code.
*/
-int ethosu_network_create(struct ethosu_device *edev,
+int ethosu_network_create(struct device *dev,
+ struct ethosu_mailbox *mailbox,
struct ethosu_uapi_network_create *uapi);
/**