[deliverable/linux.git] / drivers / net / wireless / ath / ath6kl / common.h

/*
 * Copyright (c) 2010-2011 Atheros Communications Inc.
 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef COMMON_H
#define COMMON_H

#include <linux/netdevice.h>

#define ATH6KL_MAX_IE			256

extern __printf(2, 3)
int ath6kl_printk(const char *level, const char *fmt, ...);

/*
 * Reflects the version of binary interface exposed by ATH6KL target
 * firmware. Needs to be incremented by 1 for any change in the firmware
 * that requires upgrade of the driver on the host side for the change to
 * work correctly
 */
#define ATH6KL_ABI_VERSION        1

#define SIGNAL_QUALITY_METRICS_NUM_MAX    2

enum {
	SIGNAL_QUALITY_METRICS_SNR = 0,
	SIGNAL_QUALITY_METRICS_RSSI,
	SIGNAL_QUALITY_METRICS_ALL,
};

/*
 * Data Path
 */

#define WMI_MAX_TX_DATA_FRAME_LENGTH	      \
	(1500 + sizeof(struct wmi_data_hdr) + \
	 sizeof(struct ethhdr) +      \
	 sizeof(struct ath6kl_llc_snap_hdr))

/* An AMSDU frame */ /* The MAX AMSDU length of AR6003 is 3839 */
#define WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH    \
	(3840 + sizeof(struct wmi_data_hdr) + \
	 sizeof(struct ethhdr) +      \
	 sizeof(struct ath6kl_llc_snap_hdr))

#define EPPING_ALIGNMENT_PAD			       \
	(((sizeof(struct htc_frame_hdr) + 3) & (~0x3)) \
	 - sizeof(struct htc_frame_hdr))

struct ath6kl_llc_snap_hdr {
	u8 dsap;
	u8 ssap;
	u8 cntl;
	u8 org_code[3];
	__be16 eth_type;
} __packed;

enum crypto_type {
	NONE_CRYPT          = 0x01,
	WEP_CRYPT           = 0x02,
	TKIP_CRYPT          = 0x04,
	AES_CRYPT           = 0x08,
	WAPI_CRYPT          = 0x10,
};

struct htc_endpoint_credit_dist;
struct ath6kl;
struct ath6kl_htcap;
enum htc_credit_dist_reason;
struct ath6kl_htc_credit_info;

struct sk_buff *ath6kl_buf_alloc(int size);
#endif /* COMMON_H */
Commit	Line	Data
bdcd8170 KV	1	/*
bdcd8170 KV	2	* Copyright (c) 2010-2011 Atheros Communications Inc.
1b2df407	3	* Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
bdcd8170 KV	4	*
	5	* Permission to use, copy, modify, and/or distribute this software for any
	6	* purpose with or without fee is hereby granted, provided that the above
	7	* copyright notice and this permission notice appear in all copies.
	8	*
	9	* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	10	* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	11	* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
	12	* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	13	* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
	14	* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
	15	* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	16	*/
	17
	18	#ifndef COMMON_H
	19	#define COMMON_H
	20
	21	#include <linux/netdevice.h>
	22
	23	#define ATH6KL_MAX_IE 256
	24
7084beea JP	25	extern __printf(2, 3)
7084beea JP	26	int ath6kl_printk(const char level, const char fmt, ...);
bdcd8170	27
bdcd8170 KV	28	/*
	29	* Reflects the version of binary interface exposed by ATH6KL target
	30	* firmware. Needs to be incremented by 1 for any change in the firmware
	31	* that requires upgrade of the driver on the host side for the change to
	32	* work correctly
	33	*/
	34	#define ATH6KL_ABI_VERSION 1
	35
	36	#define SIGNAL_QUALITY_METRICS_NUM_MAX 2
	37
	38	enum {
	39	SIGNAL_QUALITY_METRICS_SNR = 0,
	40	SIGNAL_QUALITY_METRICS_RSSI,
	41	SIGNAL_QUALITY_METRICS_ALL,
	42	};
	43
	44	/*
	45	* Data Path
	46	*/
	47
	48	#define WMI_MAX_TX_DATA_FRAME_LENGTH \
	49	(1500 + sizeof(struct wmi_data_hdr) + \
	50	sizeof(struct ethhdr) + \
	51	sizeof(struct ath6kl_llc_snap_hdr))
	52
	53	/* An AMSDU frame / / The MAX AMSDU length of AR6003 is 3839 */
	54	#define WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH \
	55	(3840 + sizeof(struct wmi_data_hdr) + \
	56	sizeof(struct ethhdr) + \
	57	sizeof(struct ath6kl_llc_snap_hdr))
	58
	59	#define EPPING_ALIGNMENT_PAD \
	60	(((sizeof(struct htc_frame_hdr) + 3) & (~0x3)) \
	61	- sizeof(struct htc_frame_hdr))
	62
	63	struct ath6kl_llc_snap_hdr {
	64	u8 dsap;
	65	u8 ssap;
	66	u8 cntl;
	67	u8 org_code[3];
	68	__be16 eth_type;
	69	} __packed;
	70
	71	enum crypto_type {
	72	NONE_CRYPT = 0x01,
	73	WEP_CRYPT = 0x02,
	74	TKIP_CRYPT = 0x04,
	75	AES_CRYPT = 0x08,
5e07021e	76	WAPI_CRYPT = 0x10,
bdcd8170 KV	77	};
bdcd8170 KV	78
bdcd8170 KV	79	struct htc_endpoint_credit_dist;
bdcd8170 KV	80	struct ath6kl;
df90b369	81	struct ath6kl_htcap;
bdcd8170	82	enum htc_credit_dist_reason;
3c370398	83	struct ath6kl_htc_credit_info;
bdcd8170	84
bdcd8170 KV	85	struct sk_buff *ath6kl_buf_alloc(int size);
bdcd8170 KV	86	#endif /* COMMON_H */