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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/mci.h')
-rw-r--r--drivers/net/wireless/ath/ath9k/mci.h178
1 files changed, 178 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/mci.h b/drivers/net/wireless/ath/ath9k/mci.h
new file mode 100644
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--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/mci.h
@@ -0,0 +1,178 @@
+/*
+ * 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 ATH_MCI_INQUIRY_PRIO 62
+#define ATH_MCI_HI_PRIO 60
+#define ATH_MCI_NUM_BT_CHANNELS 79
+#define ATH_MCI_CONCUR_TX_SWITCH 5
+
+#define MCI_GPM_SET_CHANNEL_BIT(_p_gpm, _bt_chan) \
+ do { \
+ if (_bt_chan < ATH_MCI_NUM_BT_CHANNELS) { \
+ *(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_CHANNEL_MAP + \
+ (_bt_chan / 8)) |= (1 << (_bt_chan & 7)); \
+ } \
+ } while (0)
+
+#define MCI_GPM_CLR_CHANNEL_BIT(_p_gpm, _bt_chan) \
+ do { \
+ if (_bt_chan < ATH_MCI_NUM_BT_CHANNELS) { \
+ *(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_CHANNEL_MAP + \
+ (_bt_chan / 8)) &= ~(1 << (_bt_chan & 7));\
+ } \
+ } while (0)
+
+#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: \
+ case MCI_GPM_COEX_PROFILE_A2DPVO:\
+ _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: \
+ case MCI_GPM_COEX_PROFILE_A2DPVO:\
+ _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;
+ u8 voice_priority;
+};
+
+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);
+void ath9k_mci_update_rssi(struct ath_softc *sc);
+
+#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT
+void ath_mci_enable(struct ath_softc *sc);
+void ath9k_mci_update_wlan_channels(struct ath_softc *sc, bool allow_all);
+void ath9k_mci_set_txpower(struct ath_softc *sc, bool setchannel,
+ bool concur_tx);
+#else
+static inline void ath_mci_enable(struct ath_softc *sc)
+{
+}
+static inline void ath9k_mci_update_wlan_channels(struct ath_softc *sc,
+ bool allow_all)
+{
+}
+static inline void ath9k_mci_set_txpower(struct ath_softc *sc, bool setchannel,
+ bool concur_tx)
+{
+}
+#endif /* CPTCFG_ATH9K_BTCOEX_SUPPORT */
+
+#endif /* MCI_H*/