static void ath9k_deinit_softc(struct ath_softc *sc)
{
int i = 0;
if (sc->sbands[IEEE80211_BAND_2GHZ].channels)
kfree(sc->sbands[IEEE80211_BAND_2GHZ].channels);
if (sc->sbands[IEEE80211_BAND_5GHZ].channels)
kfree(sc->sbands[IEEE80211_BAND_5GHZ].channels);
if ((sc->btcoex.no_stomp_timer) &&
sc->sc_ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE)
ath_gen_timer_free(sc->sc_ah, sc->btcoex.no_stomp_timer);
for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
if (ATH_TXQ_SETUP(sc, i))
ath_tx_cleanupq(sc, &sc->tx.txq[i]);
ath9k_exit_debug(sc->sc_ah);
ath9k_hw_deinit(sc->sc_ah);
tasklet_kill(&sc->intr_tq);
tasklet_kill(&sc->bcon_tasklet);
kfree(sc->sc_ah);
sc->sc_ah = NULL;
}
int ath9k_init_debug(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
if (!ath9k_debugfs_root)
return -ENOENT;
sc->debug.debugfs_phy = debugfs_create_dir(wiphy_name(sc->hw->wiphy),
ath9k_debugfs_root);
if (!sc->debug.debugfs_phy)
goto err;
#ifdef CONFIG_ATH_DEBUG
sc->debug.debugfs_debug = debugfs_create_file("debug",
S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc, &fops_debug);
if (!sc->debug.debugfs_debug)
goto err;
#endif
sc->debug.debugfs_dma = debugfs_create_file("dma", S_IRUSR,
sc->debug.debugfs_phy, sc, &fops_dma);
if (!sc->debug.debugfs_dma)
goto err;
sc->debug.debugfs_interrupt = debugfs_create_file("interrupt",
S_IRUSR,
sc->debug.debugfs_phy,
sc, &fops_interrupt);
if (!sc->debug.debugfs_interrupt)
goto err;
sc->debug.debugfs_rcstat = debugfs_create_file("rcstat",
S_IRUSR,
sc->debug.debugfs_phy,
sc, &fops_rcstat);
if (!sc->debug.debugfs_rcstat)
goto err;
sc->debug.debugfs_wiphy = debugfs_create_file(
"wiphy", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc,
&fops_wiphy);
if (!sc->debug.debugfs_wiphy)
goto err;
sc->debug.debugfs_xmit = debugfs_create_file("xmit",
S_IRUSR,
sc->debug.debugfs_phy,
sc, &fops_xmit);
if (!sc->debug.debugfs_xmit)
goto err;
return 0;
err:
ath9k_exit_debug(ah);
return -ENOMEM;
}
int ath9k_init_debug(struct ath_softc *sc)
{
sc->debug.debug_mask = ath9k_debug;
if (!ath9k_debugfs_root)
return -ENOENT;
sc->debug.debugfs_phy = debugfs_create_dir(wiphy_name(sc->hw->wiphy),
ath9k_debugfs_root);
if (!sc->debug.debugfs_phy)
goto err;
sc->debug.debugfs_debug = debugfs_create_file("debug",
S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc, &fops_debug);
if (!sc->debug.debugfs_debug)
goto err;
sc->debug.debugfs_dma = debugfs_create_file("dma", S_IRUSR,
sc->debug.debugfs_phy, sc, &fops_dma);
if (!sc->debug.debugfs_dma)
goto err;
sc->debug.debugfs_interrupt = debugfs_create_file("interrupt",
S_IRUSR,
sc->debug.debugfs_phy,
sc, &fops_interrupt);
if (!sc->debug.debugfs_interrupt)
goto err;
sc->debug.debugfs_rcstat = debugfs_create_file("rcstat",
S_IRUSR,
sc->debug.debugfs_phy,
sc, &fops_rcstat);
if (!sc->debug.debugfs_rcstat)
goto err;
sc->debug.debugfs_wiphy = debugfs_create_file(
"wiphy", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc,
&fops_wiphy);
if (!sc->debug.debugfs_wiphy)
goto err;
sc->debug.debugfs_xmit = debugfs_create_file("xmit",
S_IRUSR,
sc->debug.debugfs_phy,
sc, &fops_xmit);
if (!sc->debug.debugfs_xmit)
goto err;
return 0;
err:
ath9k_exit_debug(sc);
return -ENOMEM;
}
static int ath9k_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid,
const struct ath_bus_ops *bus_ops)
{
struct ath_hw *ah = NULL;
struct ath_common *common;
int ret = 0, i;
int csz = 0;
ah = kzalloc(sizeof(struct ath_hw), GFP_KERNEL);
if (!ah)
return -ENOMEM;
ah->hw_version.devid = devid;
ah->hw_version.subsysid = subsysid;
sc->sc_ah = ah;
common = ath9k_hw_common(ah);
common->ops = &ath9k_common_ops;
common->bus_ops = bus_ops;
common->ah = ah;
common->hw = sc->hw;
common->priv = sc;
common->debug_mask = ath9k_debug;
spin_lock_init(&sc->wiphy_lock);
spin_lock_init(&sc->sc_resetlock);
spin_lock_init(&sc->sc_serial_rw);
spin_lock_init(&sc->sc_pm_lock);
mutex_init(&sc->mutex);
tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet,
(unsigned long)sc);
/*
* Cache line size is used to size and align various
* structures used to communicate with the hardware.
*/
ath_read_cachesize(common, &csz);
common->cachelsz = csz << 2; /* convert to bytes */
ret = ath9k_hw_init(ah);
if (ret) {
ath_print(common, ATH_DBG_FATAL,
"Unable to initialize hardware; "
"initialization status: %d\n", ret);
goto err_hw;
}
ret = ath9k_init_debug(ah);
if (ret) {
ath_print(common, ATH_DBG_FATAL,
"Unable to create debugfs files\n");
goto err_debug;
}
ret = ath9k_init_queues(sc);
if (ret)
goto err_queues;
ret = ath9k_init_btcoex(sc);
if (ret)
goto err_btcoex;
ath9k_init_crypto(sc);
ath9k_init_channels_rates(sc);
ath9k_init_misc(sc);
return 0;
err_btcoex:
for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
if (ATH_TXQ_SETUP(sc, i))
ath_tx_cleanupq(sc, &sc->tx.txq[i]);
err_queues:
ath9k_exit_debug(ah);
err_debug:
ath9k_hw_deinit(ah);
err_hw:
tasklet_kill(&sc->intr_tq);
tasklet_kill(&sc->bcon_tasklet);
kfree(ah);
sc->sc_ah = NULL;
return ret;
}
int ath9k_init_debug(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
if (!ath9k_debugfs_root)
return -ENOENT;
sc->debug.debugfs_phy = debugfs_create_dir(wiphy_name(sc->hw->wiphy),
ath9k_debugfs_root);
if (!sc->debug.debugfs_phy)
return -ENOMEM;
#ifdef CONFIG_ATH_DEBUG
if (!debugfs_create_file("debug", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, sc, &fops_debug))
goto err;
#endif
if (!debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy,
sc, &fops_dma))
goto err;
if (!debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy,
sc, &fops_interrupt))
goto err;
if (!debugfs_create_file("rcstat", S_IRUSR, sc->debug.debugfs_phy,
sc, &fops_rcstat))
goto err;
if (!debugfs_create_file("wiphy", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, sc, &fops_wiphy))
goto err;
if (!debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy,
sc, &fops_xmit))
goto err;
if (!debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy,
sc, &fops_recv))
goto err;
if (!debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, sc, &fops_rx_chainmask))
goto err;
if (!debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, sc, &fops_tx_chainmask))
goto err;
if (!debugfs_create_file("regidx", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, sc, &fops_regidx))
goto err;
if (!debugfs_create_file("regval", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, sc, &fops_regval))
goto err;
sc->debug.regidx = 0;
return 0;
err:
ath9k_exit_debug(ah);
return -ENOMEM;
}
