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path: root/drivers/net/wireless/quantenna/qtnfmac/trans.h
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Diffstat (limited to 'drivers/net/wireless/quantenna/qtnfmac/trans.h')
-rw-r--r--drivers/net/wireless/quantenna/qtnfmac/trans.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/net/wireless/quantenna/qtnfmac/trans.h b/drivers/net/wireless/quantenna/qtnfmac/trans.h
new file mode 100644
index 0000000..9a473e0
--- /dev/null
+++ b/drivers/net/wireless/quantenna/qtnfmac/trans.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2015-2016 Quantenna Communications, Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef _QTN_FMAC_TRANS_H_
+#define _QTN_FMAC_TRANS_H_
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/skbuff.h>
+#include <linux/mutex.h>
+
+#include "qlink.h"
+
+#define QTNF_CMD_FLAG_RESP_REQ BIT(0)
+
+#define QTNF_MAX_CMD_BUF_SIZE 2048
+#define QTNF_DEF_CMD_HROOM 4
+
+struct qtnf_bus;
+
+struct qtnf_cmd_ctl_node {
+ struct completion cmd_resp_completion;
+ struct sk_buff *resp_skb;
+ u16 seq_num;
+ bool waiting_for_resp;
+ spinlock_t resp_lock; /* lock for resp_skb & waiting_for_resp changes */
+};
+
+struct qtnf_qlink_transport {
+ struct qtnf_cmd_ctl_node curr_cmd;
+ struct sk_buff_head event_queue;
+ size_t event_queue_max_len;
+};
+
+void qtnf_trans_init(struct qtnf_bus *bus);
+void qtnf_trans_free(struct qtnf_bus *bus);
+
+int qtnf_trans_send_next_cmd(struct qtnf_bus *bus);
+int qtnf_trans_handle_rx_ctl_packet(struct qtnf_bus *bus, struct sk_buff *skb);
+int qtnf_trans_send_cmd_with_resp(struct qtnf_bus *bus,
+ struct sk_buff *cmd_skb,
+ struct sk_buff **response_skb);
+
+#endif /* _QTN_FMAC_TRANS_H_ */