179 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			179 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2010-2011 Atheros Communications Inc.
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|  *
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|  * Permission to use, copy, modify, and/or distribute this software for any
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|  * purpose with or without fee is hereby granted, provided that the above
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|  * copyright notice and this permission notice appear in all copies.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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|  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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|  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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|  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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|  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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|  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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|  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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|  */
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| 
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| #ifndef MCI_H
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| #define MCI_H
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| 
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| #include "ar9003_mci.h"
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| 
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| #define ATH_MCI_SCHED_BUF_SIZE		(16 * 16) /* 16 entries, 4 dword each */
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| #define ATH_MCI_GPM_MAX_ENTRY		16
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| #define ATH_MCI_GPM_BUF_SIZE		(ATH_MCI_GPM_MAX_ENTRY * 16)
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| #define ATH_MCI_DEF_BT_PERIOD		40
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| #define ATH_MCI_BDR_DUTY_CYCLE		20
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| #define ATH_MCI_MAX_DUTY_CYCLE		90
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| 
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| #define ATH_MCI_DEF_AGGR_LIMIT		6 /* in 0.24 ms */
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| #define ATH_MCI_MAX_ACL_PROFILE		7
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| #define ATH_MCI_MAX_SCO_PROFILE		1
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| #define ATH_MCI_MAX_PROFILE		(ATH_MCI_MAX_ACL_PROFILE +\
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| 					 ATH_MCI_MAX_SCO_PROFILE)
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| 
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| #define ATH_MCI_INQUIRY_PRIO         62
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| #define ATH_MCI_HI_PRIO              60
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| #define ATH_MCI_NUM_BT_CHANNELS      79
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| #define ATH_MCI_CONCUR_TX_SWITCH      5
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| 
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| #define MCI_GPM_SET_CHANNEL_BIT(_p_gpm, _bt_chan)			  \
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| 	do {								  \
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| 		if (_bt_chan < ATH_MCI_NUM_BT_CHANNELS) {		  \
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| 			*(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_CHANNEL_MAP + \
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| 				(_bt_chan / 8)) |= (1 << (_bt_chan & 7)); \
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| 		}							  \
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| 	} while (0)
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| 
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| #define MCI_GPM_CLR_CHANNEL_BIT(_p_gpm, _bt_chan)			  \
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| 	do {								  \
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| 		if (_bt_chan < ATH_MCI_NUM_BT_CHANNELS) {		  \
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| 			*(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_CHANNEL_MAP + \
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| 				(_bt_chan / 8)) &= ~(1 << (_bt_chan & 7));\
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| 		}							  \
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| 	} while (0)
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| 
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| #define INC_PROF(_mci, _info) do {		 \
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| 		switch (_info->type) {		 \
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| 		case MCI_GPM_COEX_PROFILE_RFCOMM:\
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| 			_mci->num_other_acl++;	 \
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| 			break;			 \
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| 		case MCI_GPM_COEX_PROFILE_A2DP:	 \
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| 			_mci->num_a2dp++;	 \
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| 			if (!_info->edr)	 \
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| 				_mci->num_bdr++; \
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| 			break;			 \
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| 		case MCI_GPM_COEX_PROFILE_HID:	 \
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| 			_mci->num_hid++;	 \
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| 			break;			 \
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| 		case MCI_GPM_COEX_PROFILE_BNEP:	 \
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| 			_mci->num_pan++;	 \
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| 			break;			 \
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| 		case MCI_GPM_COEX_PROFILE_VOICE: \
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| 		case MCI_GPM_COEX_PROFILE_A2DPVO:\
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| 			_mci->num_sco++;	 \
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| 			break;			 \
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| 		default:			 \
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| 			break;			 \
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| 		}				 \
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| 	} while (0)
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| 
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| #define DEC_PROF(_mci, _info) do {		 \
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| 		switch (_info->type) {		 \
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| 		case MCI_GPM_COEX_PROFILE_RFCOMM:\
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| 			_mci->num_other_acl--;	 \
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| 			break;			 \
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| 		case MCI_GPM_COEX_PROFILE_A2DP:	 \
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| 			_mci->num_a2dp--;	 \
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| 			if (!_info->edr)	 \
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| 				_mci->num_bdr--; \
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| 			break;			 \
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| 		case MCI_GPM_COEX_PROFILE_HID:	 \
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| 			_mci->num_hid--;	 \
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| 			break;			 \
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| 		case MCI_GPM_COEX_PROFILE_BNEP:	 \
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| 			_mci->num_pan--;	 \
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| 			break;			 \
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| 		case MCI_GPM_COEX_PROFILE_VOICE: \
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| 		case MCI_GPM_COEX_PROFILE_A2DPVO:\
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| 			_mci->num_sco--;	 \
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| 			break;			 \
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| 		default:			 \
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| 			break;			 \
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| 		}				 \
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| 	} while (0)
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| 
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| #define NUM_PROF(_mci)	(_mci->num_other_acl + _mci->num_a2dp + \
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| 			 _mci->num_hid + _mci->num_pan + _mci->num_sco)
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| 
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| struct ath_mci_profile_info {
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| 	u8 type;
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| 	u8 conn_handle;
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| 	bool start;
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| 	bool master;
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| 	bool edr;
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| 	u8 voice_type;
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| 	u16 T;		/* Voice: Tvoice, HID: Tsniff,        in slots */
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| 	u8 W;		/* Voice: Wvoice, HID: Sniff timeout, in slots */
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| 	u8 A;		/*		  HID: Sniff attempt, in slots */
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| 	struct list_head list;
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| };
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| 
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| struct ath_mci_profile_status {
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| 	bool is_critical;
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| 	bool is_link;
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| 	u8 conn_handle;
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| };
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| 
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| struct ath_mci_profile {
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| 	struct list_head info;
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| 	DECLARE_BITMAP(status, ATH_MCI_MAX_PROFILE);
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| 	u16 aggr_limit;
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| 	u8 num_mgmt;
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| 	u8 num_sco;
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| 	u8 num_a2dp;
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| 	u8 num_hid;
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| 	u8 num_pan;
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| 	u8 num_other_acl;
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| 	u8 num_bdr;
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| 	u8 voice_priority;
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| };
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| 
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| struct ath_mci_buf {
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| 	void *bf_addr;		/* virtual addr of desc */
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| 	dma_addr_t bf_paddr;    /* physical addr of buffer */
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| 	u32 bf_len;		/* len of data */
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| };
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| 
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| struct ath_mci_coex {
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| 	struct ath_mci_buf sched_buf;
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| 	struct ath_mci_buf gpm_buf;
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| };
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| 
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| void ath_mci_flush_profile(struct ath_mci_profile *mci);
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| int ath_mci_setup(struct ath_softc *sc);
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| void ath_mci_cleanup(struct ath_softc *sc);
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| void ath_mci_intr(struct ath_softc *sc);
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| void ath9k_mci_update_rssi(struct ath_softc *sc);
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| 
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| #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
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| void ath_mci_enable(struct ath_softc *sc);
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| void ath9k_mci_update_wlan_channels(struct ath_softc *sc, bool allow_all);
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| void ath9k_mci_set_txpower(struct ath_softc *sc, bool setchannel,
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| 			   bool concur_tx);
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| #else
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| static inline void ath_mci_enable(struct ath_softc *sc)
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| {
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| }
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| static inline void ath9k_mci_update_wlan_channels(struct ath_softc *sc,
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| 						  bool allow_all)
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| {
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| }
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| static inline void ath9k_mci_set_txpower(struct ath_softc *sc, bool setchannel,
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| 					 bool concur_tx)
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| {
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| }
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| #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
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| 
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| #endif /* MCI_H*/
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