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author | adrian <adrian@FreeBSD.org> | 2013-06-14 08:18:17 +0000 |
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committer | adrian <adrian@FreeBSD.org> | 2013-06-14 08:18:17 +0000 |
commit | ca3bfcb001b460d9cdb101d7f4aee15a9a533028 (patch) | |
tree | 482aee1b85ed62fe9243ca8fed525ee4634f2b13 /sys/dev | |
parent | 9cc55e7bfe93a9901a05751a7778227ddc0a6b18 (diff) | |
download | FreeBSD-src-ca3bfcb001b460d9cdb101d7f4aee15a9a533028.zip FreeBSD-src-ca3bfcb001b460d9cdb101d7f4aee15a9a533028.tar.gz |
Add in an initial WB225 (AR9485 + AR3012 BT) combo profile.
This hasn't yet been tested as unfortunately the AR3012 I have doesn't
have the "real" firmware on it; it shipped with the cut down HCI firmware
that only understands enough to accept a new firmware image.
* Linux ath9k (GPIO constants)
Diffstat (limited to 'sys/dev')
-rw-r--r-- | sys/dev/ath/if_ath_btcoex.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/sys/dev/ath/if_ath_btcoex.c b/sys/dev/ath/if_ath_btcoex.c index 91435de..fff6f3b 100644 --- a/sys/dev/ath/if_ath_btcoex.c +++ b/sys/dev/ath/if_ath_btcoex.c @@ -129,6 +129,64 @@ ath_btcoex_cfg_wb195(struct ath_softc *sc) return (0); } +/* + * Initial AR9485 / (WB225) bluetooth coexistence settings, + * just for experimentation. + * + * Return 0 for OK; errno for error. + */ +static int +ath_btcoex_cfg_wb225(struct ath_softc *sc) +{ + HAL_BT_COEX_INFO btinfo; + HAL_BT_COEX_CONFIG btconfig; + struct ath_hal *ah = sc->sc_ah; + + if (! ath_hal_btcoex_supported(ah)) + return (EINVAL); + + bzero(&btinfo, sizeof(btinfo)); + bzero(&btconfig, sizeof(btconfig)); + + device_printf(sc->sc_dev, "Enabling WB225 BTCOEX\n"); + + btinfo.bt_module = HAL_BT_MODULE_JANUS; /* XXX not used? */ + btinfo.bt_coex_config = HAL_BT_COEX_CFG_3WIRE; + /* + * These are the three GPIO pins hooked up between the AR9485 and + * the bluetooth module. + */ + btinfo.bt_gpio_bt_active = 4; + btinfo.bt_gpio_bt_priority = 8; + btinfo.bt_gpio_wlan_active = 5; + + btinfo.bt_active_polarity = 1; /* XXX not used */ + btinfo.bt_single_ant = 1; /* 1 antenna on ar9285 ? */ + btinfo.bt_isolation = 0; /* in dB, not used */ + + ath_hal_btcoex_set_info(ah, &btinfo); + + btconfig.bt_time_extend = 0; + btconfig.bt_txstate_extend = 1; /* true */ + btconfig.bt_txframe_extend = 1; /* true */ + btconfig.bt_mode = HAL_BT_COEX_MODE_SLOTTED; + btconfig.bt_quiet_collision = 1; /* true */ + btconfig.bt_rxclear_polarity = 1; /* true */ + btconfig.bt_priority_time = 2; + btconfig.bt_first_slot_time = 5; + btconfig.bt_hold_rxclear = 1; /* true */ + + ath_hal_btcoex_set_config(ah, &btconfig); + + /* + * Enable antenna diversity. + */ + ath_hal_btcoex_set_parameter(ah, HAL_BT_COEX_ANTENNA_DIVERSITY, 1); + + return (0); +} + + #if 0 /* * When using bluetooth coexistence, ASPM needs to be disabled @@ -183,6 +241,8 @@ ath_btcoex_attach(struct ath_softc *sc) if (strncmp(profname, "wb195", 5) == 0) { ret = ath_btcoex_cfg_wb195(sc); + } else if (strncmp(profname, "wb225", 5) == 0) { + ret = ath_btcoex_cfg_wb225(sc); } else { return (0); } |