143 lines
3.7 KiB
C
143 lines
3.7 KiB
C
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/*
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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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#ifndef MCI_H
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#define MCI_H
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#include "ar9003_mci.h"
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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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#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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#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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_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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#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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_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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#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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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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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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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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};
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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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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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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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#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
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void ath_mci_enable(struct ath_softc *sc);
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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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#endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
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#endif /* MCI_H*/
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