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path: root/drivers/net/wireless/ath/ath9k/htc_drv_init.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc_drv_init.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_init.c163
1 files changed, 122 insertions, 41 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index dc015077a8d9..148b43317fdb 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -34,6 +34,13 @@ MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption");
.max_power = 20, \
}
+#define CHAN5G(_freq, _idx) { \
+ .band = IEEE80211_BAND_5GHZ, \
+ .center_freq = (_freq), \
+ .hw_value = (_idx), \
+ .max_power = 20, \
+}
+
static struct ieee80211_channel ath9k_2ghz_channels[] = {
CHAN2G(2412, 0), /* Channel 1 */
CHAN2G(2417, 1), /* Channel 2 */
@@ -51,6 +58,37 @@ static struct ieee80211_channel ath9k_2ghz_channels[] = {
CHAN2G(2484, 13), /* Channel 14 */
};
+static struct ieee80211_channel ath9k_5ghz_channels[] = {
+ /* _We_ call this UNII 1 */
+ CHAN5G(5180, 14), /* Channel 36 */
+ CHAN5G(5200, 15), /* Channel 40 */
+ CHAN5G(5220, 16), /* Channel 44 */
+ CHAN5G(5240, 17), /* Channel 48 */
+ /* _We_ call this UNII 2 */
+ CHAN5G(5260, 18), /* Channel 52 */
+ CHAN5G(5280, 19), /* Channel 56 */
+ CHAN5G(5300, 20), /* Channel 60 */
+ CHAN5G(5320, 21), /* Channel 64 */
+ /* _We_ call this "Middle band" */
+ CHAN5G(5500, 22), /* Channel 100 */
+ CHAN5G(5520, 23), /* Channel 104 */
+ CHAN5G(5540, 24), /* Channel 108 */
+ CHAN5G(5560, 25), /* Channel 112 */
+ CHAN5G(5580, 26), /* Channel 116 */
+ CHAN5G(5600, 27), /* Channel 120 */
+ CHAN5G(5620, 28), /* Channel 124 */
+ CHAN5G(5640, 29), /* Channel 128 */
+ CHAN5G(5660, 30), /* Channel 132 */
+ CHAN5G(5680, 31), /* Channel 136 */
+ CHAN5G(5700, 32), /* Channel 140 */
+ /* _We_ call this UNII 3 */
+ CHAN5G(5745, 33), /* Channel 149 */
+ CHAN5G(5765, 34), /* Channel 153 */
+ CHAN5G(5785, 35), /* Channel 157 */
+ CHAN5G(5805, 36), /* Channel 161 */
+ CHAN5G(5825, 37), /* Channel 165 */
+};
+
/* Atheros hardware rate code addition for short premble */
#define SHPCHECK(__hw_rate, __flags) \
((__flags & IEEE80211_RATE_SHORT_PREAMBLE) ? (__hw_rate | 0x04) : 0)
@@ -141,7 +179,7 @@ static inline int ath9k_htc_connect_svc(struct ath9k_htc_priv *priv,
return htc_connect_service(priv->htc, &req, ep_id);
}
-static int ath9k_init_htc_services(struct ath9k_htc_priv *priv)
+static int ath9k_init_htc_services(struct ath9k_htc_priv *priv, u16 devid)
{
int ret;
@@ -199,10 +237,28 @@ static int ath9k_init_htc_services(struct ath9k_htc_priv *priv)
if (ret)
goto err;
+ /*
+ * Setup required credits before initializing HTC.
+ * This is a bit hacky, but, since queuing is done in
+ * the HIF layer, shouldn't matter much.
+ */
+
+ switch(devid) {
+ case 0x7010:
+ case 0x9018:
+ priv->htc->credits = 45;
+ break;
+ default:
+ priv->htc->credits = 33;
+ }
+
ret = htc_init(priv->htc);
if (ret)
goto err;
+ dev_info(priv->dev, "ath9k_htc: HTC initialized with %d credits\n",
+ priv->htc->credits);
+
return 0;
err:
@@ -398,17 +454,43 @@ static const struct ath_bus_ops ath9k_usb_bus_ops = {
static void setup_ht_cap(struct ath9k_htc_priv *priv,
struct ieee80211_sta_ht_cap *ht_info)
{
+ struct ath_common *common = ath9k_hw_common(priv->ah);
+ u8 tx_streams, rx_streams;
+ int i;
+
ht_info->ht_supported = true;
ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
IEEE80211_HT_CAP_SM_PS |
IEEE80211_HT_CAP_SGI_40 |
IEEE80211_HT_CAP_DSSSCCK40;
+ if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20)
+ ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
+
+ ht_info->cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
+
ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8;
memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
- ht_info->mcs.rx_mask[0] = 0xff;
+
+ /* ath9k_htc supports only 1 or 2 stream devices */
+ tx_streams = ath9k_cmn_count_streams(common->tx_chainmask, 2);
+ rx_streams = ath9k_cmn_count_streams(common->rx_chainmask, 2);
+
+ ath_print(common, ATH_DBG_CONFIG,
+ "TX streams %d, RX streams: %d\n",
+ tx_streams, rx_streams);
+
+ if (tx_streams != rx_streams) {
+ ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
+ ht_info->mcs.tx_params |= ((tx_streams - 1) <<
+ IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
+ }
+
+ for (i = 0; i < rx_streams; i++)
+ ht_info->mcs.rx_mask[i] = 0xff;
+
ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED;
}
@@ -420,23 +502,37 @@ static int ath9k_init_queues(struct ath9k_htc_priv *priv)
for (i = 0; i < ARRAY_SIZE(priv->hwq_map); i++)
priv->hwq_map[i] = -1;
- if (!ath9k_htc_txq_setup(priv, ATH9K_WME_AC_BE)) {
+ priv->beaconq = ath9k_hw_beaconq_setup(priv->ah);
+ if (priv->beaconq == -1) {
+ ath_print(common, ATH_DBG_FATAL,
+ "Unable to setup BEACON xmit queue\n");
+ goto err;
+ }
+
+ priv->cabq = ath9k_htc_cabq_setup(priv);
+ if (priv->cabq == -1) {
+ ath_print(common, ATH_DBG_FATAL,
+ "Unable to setup CAB xmit queue\n");
+ goto err;
+ }
+
+ if (!ath9k_htc_txq_setup(priv, WME_AC_BE)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for BE traffic\n");
goto err;
}
- if (!ath9k_htc_txq_setup(priv, ATH9K_WME_AC_BK)) {
+ if (!ath9k_htc_txq_setup(priv, WME_AC_BK)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for BK traffic\n");
goto err;
}
- if (!ath9k_htc_txq_setup(priv, ATH9K_WME_AC_VI)) {
+ if (!ath9k_htc_txq_setup(priv, WME_AC_VI)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for VI traffic\n");
goto err;
}
- if (!ath9k_htc_txq_setup(priv, ATH9K_WME_AC_VO)) {
+ if (!ath9k_htc_txq_setup(priv, WME_AC_VO)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for VO traffic\n");
goto err;
@@ -468,36 +564,6 @@ static void ath9k_init_crypto(struct ath9k_htc_priv *priv)
*/
for (i = 0; i < common->keymax; i++)
ath9k_hw_keyreset(priv->ah, (u16) i);
-
- if (ath9k_hw_getcapability(priv->ah, ATH9K_CAP_CIPHER,
- ATH9K_CIPHER_TKIP, NULL)) {
- /*
- * Whether we should enable h/w TKIP MIC.
- * XXX: if we don't support WME TKIP MIC, then we wouldn't
- * report WMM capable, so it's always safe to turn on
- * TKIP MIC in this case.
- */
- ath9k_hw_setcapability(priv->ah, ATH9K_CAP_TKIP_MIC, 0, 1, NULL);
- }
-
- /*
- * Check whether the separate key cache entries
- * are required to handle both tx+rx MIC keys.
- * With split mic keys the number of stations is limited
- * to 27 otherwise 59.
- */
- if (ath9k_hw_getcapability(priv->ah, ATH9K_CAP_CIPHER,
- ATH9K_CIPHER_TKIP, NULL)
- && ath9k_hw_getcapability(priv->ah, ATH9K_CAP_CIPHER,
- ATH9K_CIPHER_MIC, NULL)
- && ath9k_hw_getcapability(priv->ah, ATH9K_CAP_TKIP_SPLIT,
- 0, NULL))
- common->splitmic = 1;
-
- /* turn on mcast key search if possible */
- if (!ath9k_hw_getcapability(priv->ah, ATH9K_CAP_MCAST_KEYSRCH, 0, NULL))
- (void)ath9k_hw_setcapability(priv->ah, ATH9K_CAP_MCAST_KEYSRCH,
- 1, 1, NULL);
}
static void ath9k_init_channels_rates(struct ath9k_htc_priv *priv)
@@ -512,6 +578,17 @@ static void ath9k_init_channels_rates(struct ath9k_htc_priv *priv)
priv->sbands[IEEE80211_BAND_2GHZ].n_bitrates =
ARRAY_SIZE(ath9k_legacy_rates);
}
+
+ if (test_bit(ATH9K_MODE_11A, priv->ah->caps.wireless_modes)) {
+ priv->sbands[IEEE80211_BAND_5GHZ].channels = ath9k_5ghz_channels;
+ priv->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ;
+ priv->sbands[IEEE80211_BAND_5GHZ].n_channels =
+ ARRAY_SIZE(ath9k_5ghz_channels);
+ priv->sbands[IEEE80211_BAND_5GHZ].bitrates =
+ ath9k_legacy_rates + 4;
+ priv->sbands[IEEE80211_BAND_5GHZ].n_bitrates =
+ ARRAY_SIZE(ath9k_legacy_rates) - 4;
+ }
}
static void ath9k_init_misc(struct ath9k_htc_priv *priv)
@@ -524,7 +601,6 @@ static void ath9k_init_misc(struct ath9k_htc_priv *priv)
if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_BSSIDMASK)
memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN);
- priv->op_flags |= OP_TXAGGR;
priv->ah->opmode = NL80211_IFTYPE_STATION;
}
@@ -556,14 +632,12 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv, u16 devid)
spin_lock_init(&priv->beacon_lock);
spin_lock_init(&priv->tx_lock);
mutex_init(&priv->mutex);
- mutex_init(&priv->aggr_work.mutex);
mutex_init(&priv->htc_pm_lock);
tasklet_init(&priv->wmi_tasklet, ath9k_wmi_tasklet,
(unsigned long)priv);
tasklet_init(&priv->rx_tasklet, ath9k_rx_tasklet,
(unsigned long)priv);
tasklet_init(&priv->tx_tasklet, ath9k_tx_tasklet, (unsigned long)priv);
- INIT_DELAYED_WORK(&priv->ath9k_aggr_work, ath9k_htc_aggr_work);
INIT_DELAYED_WORK(&priv->ath9k_ani_work, ath9k_ani_work);
INIT_WORK(&priv->ps_work, ath9k_ps_work);
@@ -643,11 +717,17 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
if (test_bit(ATH9K_MODE_11G, priv->ah->caps.wireless_modes))
hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
&priv->sbands[IEEE80211_BAND_2GHZ];
+ if (test_bit(ATH9K_MODE_11A, priv->ah->caps.wireless_modes))
+ hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
+ &priv->sbands[IEEE80211_BAND_5GHZ];
if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
if (test_bit(ATH9K_MODE_11G, priv->ah->caps.wireless_modes))
setup_ht_cap(priv,
&priv->sbands[IEEE80211_BAND_2GHZ].ht_cap);
+ if (test_bit(ATH9K_MODE_11A, priv->ah->caps.wireless_modes))
+ setup_ht_cap(priv,
+ &priv->sbands[IEEE80211_BAND_5GHZ].ht_cap);
}
SET_IEEE80211_PERM_ADDR(hw, common->macaddr);
@@ -747,7 +827,7 @@ int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev,
goto err_free;
}
- ret = ath9k_init_htc_services(priv);
+ ret = ath9k_init_htc_services(priv, devid);
if (ret)
goto err_init;
@@ -790,7 +870,8 @@ int ath9k_htc_resume(struct htc_target *htc_handle)
if (ret)
return ret;
- ret = ath9k_init_htc_services(htc_handle->drv_priv);
+ ret = ath9k_init_htc_services(htc_handle->drv_priv,
+ htc_handle->drv_priv->ah->hw_version.devid);
return ret;
}
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 05:20:53 +0000