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-rw-r--r--drivers/net/mhi/mhi.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/net/mhi/mhi.h b/drivers/net/mhi/mhi.h
new file mode 100644
index 000000000000..12e7407d712a
--- /dev/null
+++ b/drivers/net/mhi/mhi.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* MHI Network driver - Network over MHI bus
+ *
+ * Copyright (C) 2021 Linaro Ltd <loic.poulain@linaro.org>
+ */
+
+struct mhi_net_stats {
+ u64_stats_t rx_packets;
+ u64_stats_t rx_bytes;
+ u64_stats_t rx_errors;
+ u64_stats_t rx_dropped;
+ u64_stats_t rx_length_errors;
+ u64_stats_t tx_packets;
+ u64_stats_t tx_bytes;
+ u64_stats_t tx_errors;
+ u64_stats_t tx_dropped;
+ struct u64_stats_sync tx_syncp;
+ struct u64_stats_sync rx_syncp;
+};
+
+struct mhi_net_dev {
+ struct mhi_device *mdev;
+ struct net_device *ndev;
+ struct sk_buff *skbagg_head;
+ struct sk_buff *skbagg_tail;
+ const struct mhi_net_proto *proto;
+ void *proto_data;
+ struct delayed_work rx_refill;
+ struct mhi_net_stats stats;
+ u32 rx_queue_sz;
+ int msg_enable;
+};
+
+struct mhi_net_proto {
+ int (*init)(struct mhi_net_dev *mhi_netdev);
+ struct sk_buff * (*tx_fixup)(struct mhi_net_dev *mhi_netdev, struct sk_buff *skb);
+ void (*rx)(struct mhi_net_dev *mhi_netdev, struct sk_buff *skb);
+};
+
+extern const struct mhi_net_proto proto_mbim;