Commit dd503040 authored by David S. Miller's avatar David S. Miller
parents 38a2f372 332704a5
......@@ -1040,7 +1040,7 @@ static int ath9k_hif_usb_probe(struct usb_interface *interface,
}
ret = ath9k_htc_hw_init(hif_dev->htc_handle,
&hif_dev->udev->dev, hif_dev->device_id,
&interface->dev, hif_dev->device_id,
hif_dev->udev->product, id->driver_info);
if (ret) {
ret = -EINVAL;
......@@ -1158,7 +1158,7 @@ static int ath9k_hif_usb_resume(struct usb_interface *interface)
#endif
static struct usb_driver ath9k_hif_usb_driver = {
.name = "ath9k_hif_usb",
.name = KBUILD_MODNAME,
.probe = ath9k_hif_usb_probe,
.disconnect = ath9k_hif_usb_disconnect,
#ifdef CONFIG_PM
......
......@@ -1254,15 +1254,6 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
ah->txchainmask = common->tx_chainmask;
ah->rxchainmask = common->rx_chainmask;
if ((common->bus_ops->ath_bus_type != ATH_USB) && !ah->chip_fullsleep) {
ath9k_hw_abortpcurecv(ah);
if (!ath9k_hw_stopdmarecv(ah)) {
ath_dbg(common, ATH_DBG_XMIT,
"Failed to stop receive dma\n");
bChannelChange = false;
}
}
if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
return -EIO;
......
......@@ -751,28 +751,47 @@ void ath9k_hw_abortpcurecv(struct ath_hw *ah)
}
EXPORT_SYMBOL(ath9k_hw_abortpcurecv);
bool ath9k_hw_stopdmarecv(struct ath_hw *ah)
bool ath9k_hw_stopdmarecv(struct ath_hw *ah, bool *reset)
{
#define AH_RX_STOP_DMA_TIMEOUT 10000 /* usec */
#define AH_RX_TIME_QUANTUM 100 /* usec */
struct ath_common *common = ath9k_hw_common(ah);
u32 mac_status, last_mac_status = 0;
int i;
/* Enable access to the DMA observation bus */
REG_WRITE(ah, AR_MACMISC,
((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
(AR_MACMISC_MISC_OBS_BUS_1 <<
AR_MACMISC_MISC_OBS_BUS_MSB_S)));
REG_WRITE(ah, AR_CR, AR_CR_RXD);
/* Wait for rx enable bit to go low */
for (i = AH_RX_STOP_DMA_TIMEOUT / AH_TIME_QUANTUM; i != 0; i--) {
if ((REG_READ(ah, AR_CR) & AR_CR_RXE) == 0)
break;
if (!AR_SREV_9300_20_OR_LATER(ah)) {
mac_status = REG_READ(ah, AR_DMADBG_7) & 0x7f0;
if (mac_status == 0x1c0 && mac_status == last_mac_status) {
*reset = true;
break;
}
last_mac_status = mac_status;
}
udelay(AH_TIME_QUANTUM);
}
if (i == 0) {
ath_err(common,
"DMA failed to stop in %d ms AR_CR=0x%08x AR_DIAG_SW=0x%08x\n",
"DMA failed to stop in %d ms AR_CR=0x%08x AR_DIAG_SW=0x%08x DMADBG_7=0x%08x\n",
AH_RX_STOP_DMA_TIMEOUT / 1000,
REG_READ(ah, AR_CR),
REG_READ(ah, AR_DIAG_SW));
REG_READ(ah, AR_DIAG_SW),
REG_READ(ah, AR_DMADBG_7));
return false;
} else {
return true;
......
......@@ -695,7 +695,7 @@ bool ath9k_hw_setrxabort(struct ath_hw *ah, bool set);
void ath9k_hw_putrxbuf(struct ath_hw *ah, u32 rxdp);
void ath9k_hw_startpcureceive(struct ath_hw *ah, bool is_scanning);
void ath9k_hw_abortpcurecv(struct ath_hw *ah);
bool ath9k_hw_stopdmarecv(struct ath_hw *ah);
bool ath9k_hw_stopdmarecv(struct ath_hw *ah, bool *reset);
int ath9k_hw_beaconq_setup(struct ath_hw *ah);
/* Interrupt Handling */
......
......@@ -486,12 +486,12 @@ int ath_startrecv(struct ath_softc *sc)
bool ath_stoprecv(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
bool stopped;
bool stopped, reset = false;
spin_lock_bh(&sc->rx.rxbuflock);
ath9k_hw_abortpcurecv(ah);
ath9k_hw_setrxfilter(ah, 0);
stopped = ath9k_hw_stopdmarecv(ah);
stopped = ath9k_hw_stopdmarecv(ah, &reset);
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
ath_edma_stop_recv(sc);
......@@ -506,7 +506,7 @@ bool ath_stoprecv(struct ath_softc *sc)
"confusing the DMA engine when we start RX up\n");
ATH_DBG_WARN_ON_ONCE(!stopped);
}
return stopped;
return stopped || reset;
}
void ath_flushrecv(struct ath_softc *sc)
......
......@@ -74,8 +74,6 @@
/* RSSI to dBm */
#define IWL39_RSSI_OFFSET 95
#define IWL_DEFAULT_TX_POWER 0x0F
/*
* EEPROM related constants, enums, and structures.
*/
......
......@@ -804,9 +804,6 @@ struct iwl4965_scd_bc_tbl {
#define IWL4965_DEFAULT_TX_RETRY 15
/* Limit range of txpower output target to be between these values */
#define IWL4965_TX_POWER_TARGET_POWER_MIN (0) /* 0 dBm: 1 milliwatt */
/* EEPROM */
#define IWL4965_FIRST_AMPDU_QUEUE 10
......
......@@ -160,6 +160,7 @@ int iwl_legacy_init_geos(struct iwl_priv *priv)
struct ieee80211_channel *geo_ch;
struct ieee80211_rate *rates;
int i = 0;
s8 max_tx_power = 0;
if (priv->bands[IEEE80211_BAND_2GHZ].n_bitrates ||
priv->bands[IEEE80211_BAND_5GHZ].n_bitrates) {
......@@ -235,8 +236,8 @@ int iwl_legacy_init_geos(struct iwl_priv *priv)
geo_ch->flags |= ch->ht40_extension_channel;
if (ch->max_power_avg > priv->tx_power_device_lmt)
priv->tx_power_device_lmt = ch->max_power_avg;
if (ch->max_power_avg > max_tx_power)
max_tx_power = ch->max_power_avg;
} else {
geo_ch->flags |= IEEE80211_CHAN_DISABLED;
}
......@@ -249,6 +250,10 @@ int iwl_legacy_init_geos(struct iwl_priv *priv)
geo_ch->flags);
}
priv->tx_power_device_lmt = max_tx_power;
priv->tx_power_user_lmt = max_tx_power;
priv->tx_power_next = max_tx_power;
if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) &&
priv->cfg->sku & IWL_SKU_A) {
IWL_INFO(priv, "Incorrectly detected BG card as ABG. "
......@@ -1124,11 +1129,11 @@ int iwl_legacy_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
if (!priv->cfg->ops->lib->send_tx_power)
return -EOPNOTSUPP;
if (tx_power < IWL4965_TX_POWER_TARGET_POWER_MIN) {
/* 0 dBm mean 1 milliwatt */
if (tx_power < 0) {
IWL_WARN(priv,
"Requested user TXPOWER %d below lower limit %d.\n",
tx_power,
IWL4965_TX_POWER_TARGET_POWER_MIN);
"Requested user TXPOWER %d below 1 mW.\n",
tx_power);
return -EINVAL;
}
......
......@@ -471,13 +471,6 @@ int iwl_legacy_init_channel_map(struct iwl_priv *priv)
flags & EEPROM_CHANNEL_RADAR))
? "" : "not ");
/* Set the tx_power_user_lmt to the highest power
* supported by any channel */
if (eeprom_ch_info[ch].max_power_avg >
priv->tx_power_user_lmt)
priv->tx_power_user_lmt =
eeprom_ch_info[ch].max_power_avg;
ch_info++;
}
}
......
......@@ -3825,10 +3825,6 @@ static int iwl3945_init_drv(struct iwl_priv *priv)
priv->force_reset[IWL_FW_RESET].reset_duration =
IWL_DELAY_NEXT_FORCE_FW_RELOAD;
priv->tx_power_user_lmt = IWL_DEFAULT_TX_POWER;
priv->tx_power_next = IWL_DEFAULT_TX_POWER;
if (eeprom->version < EEPROM_3945_EEPROM_VERSION) {
IWL_WARN(priv, "Unsupported EEPROM version: 0x%04X\n",
eeprom->version);
......
......@@ -3140,12 +3140,6 @@ static int iwl4965_init_drv(struct iwl_priv *priv)
iwl_legacy_init_scan_params(priv);
/* Set the tx_power_user_lmt to the lowest power level
* this value will get overwritten by channel max power avg
* from eeprom */
priv->tx_power_user_lmt = IWL4965_TX_POWER_TARGET_POWER_MIN;
priv->tx_power_next = IWL4965_TX_POWER_TARGET_POWER_MIN;
ret = iwl_legacy_init_channel_map(priv);
if (ret) {
IWL_ERR(priv, "initializing regulatory failed: %d\n", ret);
......
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