45 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			45 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0+ */
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| /* Copyright (c) 2015-2016 Quantenna Communications. All rights reserved. */
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| 
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| #ifndef _QTN_FMAC_TRANS_H_
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| #define _QTN_FMAC_TRANS_H_
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| 
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| #include <linux/kernel.h>
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| #include <linux/module.h>
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| #include <linux/skbuff.h>
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| #include <linux/mutex.h>
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| 
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| #include "qlink.h"
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| 
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| #define QTNF_CMD_FLAG_RESP_REQ		BIT(0)
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| 
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| #define QTNF_MAX_CMD_BUF_SIZE	2048
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| #define QTNF_DEF_CMD_HROOM	4
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| 
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| struct qtnf_bus;
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| 
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| struct qtnf_cmd_ctl_node {
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| 	struct completion cmd_resp_completion;
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| 	struct sk_buff *resp_skb;
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| 	u16 seq_num;
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| 	bool waiting_for_resp;
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| 	spinlock_t resp_lock; /* lock for resp_skb & waiting_for_resp changes */
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| };
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| 
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| struct qtnf_qlink_transport {
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| 	struct qtnf_cmd_ctl_node curr_cmd;
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| 	struct sk_buff_head event_queue;
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| 	size_t event_queue_max_len;
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| };
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| 
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| void qtnf_trans_init(struct qtnf_bus *bus);
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| void qtnf_trans_free(struct qtnf_bus *bus);
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| 
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| int qtnf_trans_send_next_cmd(struct qtnf_bus *bus);
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| int qtnf_trans_handle_rx_ctl_packet(struct qtnf_bus *bus, struct sk_buff *skb);
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| int qtnf_trans_send_cmd_with_resp(struct qtnf_bus *bus,
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| 				  struct sk_buff *cmd_skb,
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| 				  struct sk_buff **response_skb);
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| 
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| #endif /* _QTN_FMAC_TRANS_H_ */
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