svn commit: r220891 - head/sys/dev/iwn
Bernhard Schmidt
bschmidt at FreeBSD.org
Wed Apr 20 16:59:28 UTC 2011
Author: bschmidt
Date: Wed Apr 20 16:59:27 2011
New Revision: 220891
URL: http://svn.freebsd.org/changeset/base/220891
Log:
Add basic support for advanced bluetooth coexistence required
for 6005 gen2b (1030/6030) adapters.
Modified:
head/sys/dev/iwn/if_iwn.c
head/sys/dev/iwn/if_iwnreg.h
head/sys/dev/iwn/if_iwnvar.h
Modified: head/sys/dev/iwn/if_iwn.c
==============================================================================
--- head/sys/dev/iwn/if_iwn.c Wed Apr 20 16:38:05 2011 (r220890)
+++ head/sys/dev/iwn/if_iwn.c Wed Apr 20 16:59:27 2011 (r220891)
@@ -253,6 +253,7 @@ static void iwn_tune_sensitivity(struct
static int iwn_send_sensitivity(struct iwn_softc *);
static int iwn_set_pslevel(struct iwn_softc *, int, int, int);
static int iwn_send_btcoex(struct iwn_softc *);
+static int iwn_send_advanced_btcoex(struct iwn_softc *);
static int iwn_config(struct iwn_softc *);
static uint8_t *ieee80211_add_ssid(uint8_t *, const uint8_t *, u_int);
static int iwn_scan(struct iwn_softc *);
@@ -816,6 +817,8 @@ iwn5000_attach(struct iwn_softc *sc, uin
case IWN_HW_REV_TYPE_6005:
sc->limits = &iwn6000_sensitivity_limits;
sc->fwname = "iwn6005fw";
+ if (pid != 0x0082 && pid != 0x0085)
+ sc->sc_flags |= IWN_FLAG_ADV_BTCOEX;
break;
default:
device_printf(sc->sc_dev, "adapter type %d not supported\n",
@@ -4721,6 +4724,63 @@ iwn_send_btcoex(struct iwn_softc *sc)
}
static int
+iwn_send_advanced_btcoex(struct iwn_softc *sc)
+{
+ static const uint32_t btcoex_3wire[12] = {
+ 0xaaaaaaaa, 0xaaaaaaaa, 0xaeaaaaaa, 0xaaaaaaaa,
+ 0xcc00ff28, 0x0000aaaa, 0xcc00aaaa, 0x0000aaaa,
+ 0xc0004000, 0x00004000, 0xf0005000, 0xf0005000,
+ };
+ struct iwn6000_btcoex_config btconfig;
+ struct iwn_btcoex_priotable btprio;
+ struct iwn_btcoex_prot btprot;
+ int error, i;
+
+ memset(&btconfig, 0, sizeof btconfig);
+ btconfig.flags = 145;
+ btconfig.max_kill = 5;
+ btconfig.bt3_t7_timer = 1;
+ btconfig.kill_ack = htole32(0xffff0000);
+ btconfig.kill_cts = htole32(0xffff0000);
+ btconfig.sample_time = 2;
+ btconfig.bt3_t2_timer = 0xc;
+ for (i = 0; i < 12; i++)
+ btconfig.lookup_table[i] = htole32(btcoex_3wire[i]);
+ btconfig.valid = htole16(0xff);
+ btconfig.prio_boost = 0xf0;
+ DPRINTF(sc, IWN_DEBUG_RESET,
+ "%s: configuring advanced bluetooth coexistence\n", __func__);
+ error = iwn_cmd(sc, IWN_CMD_BT_COEX, &btconfig, sizeof(btconfig), 1);
+ if (error != 0)
+ return error;
+
+ memset(&btprio, 0, sizeof btprio);
+ btprio.calib_init1 = 0x6;
+ btprio.calib_init2 = 0x7;
+ btprio.calib_periodic_low1 = 0x2;
+ btprio.calib_periodic_low2 = 0x3;
+ btprio.calib_periodic_high1 = 0x4;
+ btprio.calib_periodic_high2 = 0x5;
+ btprio.dtim = 0x6;
+ btprio.scan52 = 0x8;
+ btprio.scan24 = 0xa;
+ error = iwn_cmd(sc, IWN_CMD_BT_COEX_PRIOTABLE, &btprio, sizeof(btprio),
+ 1);
+ if (error != 0)
+ return error;
+
+ /* Force BT state machine change. */
+ memset(&btprot, 0, sizeof btprio);
+ btprot.open = 1;
+ btprot.type = 1;
+ error = iwn_cmd(sc, IWN_CMD_BT_COEX_PROT, &btprot, sizeof(btprot), 1);
+ if (error != 0)
+ return error;
+ btprot.open = 0;
+ return iwn_cmd(sc, IWN_CMD_BT_COEX_PROT, &btprot, sizeof(btprot), 1);
+}
+
+static int
iwn_config(struct iwn_softc *sc)
{
struct iwn_ops *ops = &sc->ops;
@@ -4756,7 +4816,10 @@ iwn_config(struct iwn_softc *sc)
}
/* Configure bluetooth coexistence. */
- error = iwn_send_btcoex(sc);
+ if (sc->sc_flags & IWN_FLAG_ADV_BTCOEX)
+ error = iwn_send_advanced_btcoex(sc);
+ else
+ error = iwn_send_btcoex(sc);
if (error != 0) {
device_printf(sc->sc_dev,
"%s: could not configure bluetooth coexistence, error %d\n",
Modified: head/sys/dev/iwn/if_iwnreg.h
==============================================================================
--- head/sys/dev/iwn/if_iwnreg.h Wed Apr 20 16:38:05 2011 (r220890)
+++ head/sys/dev/iwn/if_iwnreg.h Wed Apr 20 16:59:27 2011 (r220891)
@@ -434,6 +434,8 @@ struct iwn_tx_cmd {
#define IWN_CMD_SET_CRITICAL_TEMP 164
#define IWN_CMD_SET_SENSITIVITY 168
#define IWN_CMD_PHY_CALIB 176
+#define IWN_CMD_BT_COEX_PRIOTABLE 204
+#define IWN_CMD_BT_COEX_PROT 205
uint8_t flags;
uint8_t idx;
@@ -829,7 +831,7 @@ struct iwn5000_cmd_txpower {
uint8_t reserved;
} __packed;
-/* Structure for command IWN_CMD_BLUETOOTH. */
+/* Structures for command IWN_CMD_BLUETOOTH. */
struct iwn_bluetooth {
uint8_t flags;
#define IWN_BT_COEX_CHAN_ANN (1 << 0)
@@ -847,6 +849,43 @@ struct iwn_bluetooth {
uint32_t kill_cts;
} __packed;
+struct iwn6000_btcoex_config {
+ uint8_t flags;
+ uint8_t lead_time;
+ uint8_t max_kill;
+ uint8_t bt3_t7_timer;
+ uint32_t kill_ack;
+ uint32_t kill_cts;
+ uint8_t sample_time;
+ uint8_t bt3_t2_timer;
+ uint16_t bt4_reaction;
+ uint32_t lookup_table[12];
+ uint16_t bt4_decision;
+ uint16_t valid;
+ uint8_t prio_boost;
+ uint8_t tx_prio_boost;
+ uint16_t rx_prio_boost;
+} __packed;
+
+struct iwn_btcoex_priotable {
+ uint8_t calib_init1;
+ uint8_t calib_init2;
+ uint8_t calib_periodic_low1;
+ uint8_t calib_periodic_low2;
+ uint8_t calib_periodic_high1;
+ uint8_t calib_periodic_high2;
+ uint8_t dtim;
+ uint8_t scan52;
+ uint8_t scan24;
+ uint8_t reserved[7];
+} __packed;
+
+struct iwn_btcoex_prot {
+ uint8_t open;
+ uint8_t type;
+ uint8_t reserved[2];
+} __packed;
+
/* Structure for command IWN_CMD_SET_CRITICAL_TEMP. */
struct iwn_critical_temp {
uint32_t reserved;
Modified: head/sys/dev/iwn/if_iwnvar.h
==============================================================================
--- head/sys/dev/iwn/if_iwnvar.h Wed Apr 20 16:38:05 2011 (r220890)
+++ head/sys/dev/iwn/if_iwnvar.h Wed Apr 20 16:59:27 2011 (r220891)
@@ -206,6 +206,7 @@ struct iwn_softc {
#define IWN_FLAG_INTERNAL_PA (1 << 4)
#define IWN_FLAG_HAS_11N (1 << 6)
#define IWN_FLAG_ENH_SENS (1 << 7)
+#define IWN_FLAG_ADV_BTCOEX (1 << 8)
uint8_t hw_type;
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