[mirror_ubuntu-artful-kernel.git] / drivers / net / wireless / ath / ath9k / mci.h

/*
 * Copyright (c) 2010-2011 Atheros Communications 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 MCI_H
#define MCI_H

#include "ar9003_mci.h"

#define ATH_MCI_SCHED_BUF_SIZE		(16 * 16) /* 16 entries, 4 dword each */
#define ATH_MCI_GPM_MAX_ENTRY		16
#define ATH_MCI_GPM_BUF_SIZE		(ATH_MCI_GPM_MAX_ENTRY * 16)
#define ATH_MCI_DEF_BT_PERIOD		40
#define ATH_MCI_BDR_DUTY_CYCLE		20
#define ATH_MCI_MAX_DUTY_CYCLE		90

#define ATH_MCI_DEF_AGGR_LIMIT		6 /* in 0.24 ms */
#define ATH_MCI_MAX_ACL_PROFILE		7
#define ATH_MCI_MAX_SCO_PROFILE		1
#define ATH_MCI_MAX_PROFILE		(ATH_MCI_MAX_ACL_PROFILE +\
					 ATH_MCI_MAX_SCO_PROFILE)

#define INC_PROF(_mci, _info) do {		 \
		switch (_info->type) {		 \
		case MCI_GPM_COEX_PROFILE_RFCOMM:\
			_mci->num_other_acl++;	 \
			break;			 \
		case MCI_GPM_COEX_PROFILE_A2DP:	 \
			_mci->num_a2dp++;	 \
			if (!_info->edr)	 \
				_mci->num_bdr++; \
			break;			 \
		case MCI_GPM_COEX_PROFILE_HID:	 \
			_mci->num_hid++;	 \
			break;			 \
		case MCI_GPM_COEX_PROFILE_BNEP:	 \
			_mci->num_pan++;	 \
			break;			 \
		case MCI_GPM_COEX_PROFILE_VOICE: \
			_mci->num_sco++;	 \
			break;			 \
		default:			 \
			break;			 \
		}				 \
	} while (0)

#define DEC_PROF(_mci, _info) do {		 \
		switch (_info->type) {		 \
		case MCI_GPM_COEX_PROFILE_RFCOMM:\
			_mci->num_other_acl--;	 \
			break;			 \
		case MCI_GPM_COEX_PROFILE_A2DP:	 \
			_mci->num_a2dp--;	 \
			if (!_info->edr)	 \
				_mci->num_bdr--; \
			break;			 \
		case MCI_GPM_COEX_PROFILE_HID:	 \
			_mci->num_hid--;	 \
			break;			 \
		case MCI_GPM_COEX_PROFILE_BNEP:	 \
			_mci->num_pan--;	 \
			break;			 \
		case MCI_GPM_COEX_PROFILE_VOICE: \
			_mci->num_sco--;	 \
			break;			 \
		default:			 \
			break;			 \
		}				 \
	} while (0)

#define NUM_PROF(_mci)	(_mci->num_other_acl + _mci->num_a2dp + \
			 _mci->num_hid + _mci->num_pan + _mci->num_sco)

struct ath_mci_profile_info {
	u8 type;
	u8 conn_handle;
	bool start;
	bool master;
	bool edr;
	u8 voice_type;
	u16 T;		/* Voice: Tvoice, HID: Tsniff,        in slots */
	u8 W;		/* Voice: Wvoice, HID: Sniff timeout, in slots */
	u8 A;		/*		  HID: Sniff attempt, in slots */
	struct list_head list;
};

struct ath_mci_profile_status {
	bool is_critical;
	bool is_link;
	u8 conn_handle;
};

struct ath_mci_profile {
	struct list_head info;
	DECLARE_BITMAP(status, ATH_MCI_MAX_PROFILE);
	u16 aggr_limit;
	u8 num_mgmt;
	u8 num_sco;
	u8 num_a2dp;
	u8 num_hid;
	u8 num_pan;
	u8 num_other_acl;
	u8 num_bdr;
};

struct ath_mci_buf {
	void *bf_addr;		/* virtual addr of desc */
	dma_addr_t bf_paddr;    /* physical addr of buffer */
	u32 bf_len;		/* len of data */
};

struct ath_mci_coex {
	struct ath_mci_buf sched_buf;
	struct ath_mci_buf gpm_buf;
};

void ath_mci_flush_profile(struct ath_mci_profile *mci);
int ath_mci_setup(struct ath_softc *sc);
void ath_mci_cleanup(struct ath_softc *sc);
void ath_mci_intr(struct ath_softc *sc);
#endif
Commit	Line	Data
7dc181c2 RM	1	/*
	2	* Copyright (c) 2010-2011 Atheros Communications Inc.
	3	*
	4	* Permission to use, copy, modify, and/or distribute this software for any
	5	* purpose with or without fee is hereby granted, provided that the above
	6	* copyright notice and this permission notice appear in all copies.
	7	*
	8	* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	9	* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	10	* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
	11	* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	12	* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
	13	* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
	14	* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	15	*/
	16
	17	#ifndef MCI_H
	18	#define MCI_H
	19
f4701b5a SM	20	#include "ar9003_mci.h"
f4701b5a SM	21
f2f21856 MSS	22	#define ATH_MCI_SCHED_BUF_SIZE (16 * 16) /* 16 entries, 4 dword each */
	23	#define ATH_MCI_GPM_MAX_ENTRY 16
	24	#define ATH_MCI_GPM_BUF_SIZE (ATH_MCI_GPM_MAX_ENTRY * 16)
7dc181c2 RM	25	#define ATH_MCI_DEF_BT_PERIOD 40
	26	#define ATH_MCI_BDR_DUTY_CYCLE 20
	27	#define ATH_MCI_MAX_DUTY_CYCLE 90
	28
	29	#define ATH_MCI_DEF_AGGR_LIMIT 6 /* in 0.24 ms */
	30	#define ATH_MCI_MAX_ACL_PROFILE 7
	31	#define ATH_MCI_MAX_SCO_PROFILE 1
	32	#define ATH_MCI_MAX_PROFILE (ATH_MCI_MAX_ACL_PROFILE +\
	33	ATH_MCI_MAX_SCO_PROFILE)
	34
	35	#define INC_PROF(_mci, _info) do { \
	36	switch (_info->type) { \
	37	case MCI_GPM_COEX_PROFILE_RFCOMM:\
	38	_mci->num_other_acl++; \
	39	break; \
	40	case MCI_GPM_COEX_PROFILE_A2DP: \
	41	_mci->num_a2dp++; \
	42	if (!_info->edr) \
	43	_mci->num_bdr++; \
	44	break; \
	45	case MCI_GPM_COEX_PROFILE_HID: \
	46	_mci->num_hid++; \
	47	break; \
	48	case MCI_GPM_COEX_PROFILE_BNEP: \
	49	_mci->num_pan++; \
	50	break; \
	51	case MCI_GPM_COEX_PROFILE_VOICE: \
	52	_mci->num_sco++; \
	53	break; \
	54	default: \
	55	break; \
	56	} \
	57	} while (0)
	58
	59	#define DEC_PROF(_mci, _info) do { \
	60	switch (_info->type) { \
	61	case MCI_GPM_COEX_PROFILE_RFCOMM:\
	62	_mci->num_other_acl--; \
	63	break; \
	64	case MCI_GPM_COEX_PROFILE_A2DP: \
	65	_mci->num_a2dp--; \
	66	if (!_info->edr) \
	67	_mci->num_bdr--; \
	68	break; \
	69	case MCI_GPM_COEX_PROFILE_HID: \
	70	_mci->num_hid--; \
	71	break; \
	72	case MCI_GPM_COEX_PROFILE_BNEP: \
	73	_mci->num_pan--; \
	74	break; \
	75	case MCI_GPM_COEX_PROFILE_VOICE: \
	76	_mci->num_sco--; \
	77	break; \
	78	default: \
	79	break; \
	80	} \
	81	} while (0)
	82
	83	#define NUM_PROF(_mci) (_mci->num_other_acl + _mci->num_a2dp + \
	84	_mci->num_hid + _mci->num_pan + _mci->num_sco)
	85
	86	struct ath_mci_profile_info {
	87	u8 type;
	88	u8 conn_handle;
89	bool start;
90	bool master;
91	bool edr;
92	u8 voice_type;
93	u16 T; /* Voice: Tvoice, HID: Tsniff, in slots */
94	u8 W; /* Voice: Wvoice, HID: Sniff timeout, in slots */
95	u8 A; /* HID: Sniff attempt, in slots */
96	struct list_head list;
97	};
98
99	struct ath_mci_profile_status {
100	bool is_critical;
101	bool is_link;
102	u8 conn_handle;
103	};
104
105	struct ath_mci_profile {
106	struct list_head info;
107	DECLARE_BITMAP(status, ATH_MCI_MAX_PROFILE);
108	u16 aggr_limit;
109	u8 num_mgmt;
110	u8 num_sco;
111	u8 num_a2dp;
112	u8 num_hid;
113	u8 num_pan;
114	u8 num_other_acl;
115	u8 num_bdr;
116	};
117
f2f21856 MSS	118	struct ath_mci_buf {
	119	void bf_addr; / virtual addr of desc */
	120	dma_addr_t bf_paddr; /* physical addr of buffer */
	121	u32 bf_len; /* len of data */
	122	};
	123
	124	struct ath_mci_coex {
f2f21856 MSS	125	struct ath_mci_buf sched_buf;
f2f21856 MSS	126	struct ath_mci_buf gpm_buf;
f2f21856 MSS	127	};
f2f21856 MSS	128
7dc181c2	129	void ath_mci_flush_profile(struct ath_mci_profile *mci);
9e25365f MSS	130	int ath_mci_setup(struct ath_softc *sc);
9e25365f MSS	131	void ath_mci_cleanup(struct ath_softc *sc);
19686ddf	132	void ath_mci_intr(struct ath_softc *sc);
7dc181c2	133	#endif