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-rw-r--r--drivers/net/wireless/ath5k/base.c95
-rw-r--r--drivers/net/wireless/ath5k/base.h4
-rw-r--r--drivers/net/wireless/ath5k/debug.c12
-rw-r--r--drivers/net/wireless/ath5k/desc.c16
-rw-r--r--drivers/net/wireless/ath5k/initvals.c2
-rw-r--r--drivers/net/wireless/ath5k/reset.c22
6 files changed, 90 insertions, 61 deletions
diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c
index 9b95c4049b3..2d14255eb10 100644
--- a/drivers/net/wireless/ath5k/base.c
+++ b/drivers/net/wireless/ath5k/base.c
@@ -240,6 +240,10 @@ static u64 ath5k_get_tsf(struct ieee80211_hw *hw);
static void ath5k_reset_tsf(struct ieee80211_hw *hw);
static int ath5k_beacon_update(struct ieee80211_hw *hw,
struct sk_buff *skb);
+static void ath5k_bss_info_changed(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_bss_conf *bss_conf,
+ u32 changes);
static struct ieee80211_ops ath5k_hw_ops = {
.tx = ath5k_tx,
@@ -256,6 +260,7 @@ static struct ieee80211_ops ath5k_hw_ops = {
.get_tx_stats = ath5k_get_tx_stats,
.get_tsf = ath5k_get_tsf,
.reset_tsf = ath5k_reset_tsf,
+ .bss_info_changed = ath5k_bss_info_changed,
};
/*
@@ -340,9 +345,9 @@ static inline u64 ath5k_extend_tsf(struct ath5k_hw *ah, u32 rstamp)
}
/* Interrupt handling */
-static int ath5k_init(struct ath5k_softc *sc);
+static int ath5k_init(struct ath5k_softc *sc, bool is_resume);
static int ath5k_stop_locked(struct ath5k_softc *sc);
-static int ath5k_stop_hw(struct ath5k_softc *sc);
+static int ath5k_stop_hw(struct ath5k_softc *sc, bool is_suspend);
static irqreturn_t ath5k_intr(int irq, void *dev_id);
static void ath5k_tasklet_reset(unsigned long data);
@@ -646,7 +651,7 @@ ath5k_pci_suspend(struct pci_dev *pdev, pm_message_t state)
ath5k_led_off(sc);
- ath5k_stop_hw(sc);
+ ath5k_stop_hw(sc, true);
free_irq(pdev->irq, sc);
pci_save_state(pdev);
@@ -661,8 +666,7 @@ ath5k_pci_resume(struct pci_dev *pdev)
{
struct ieee80211_hw *hw = pci_get_drvdata(pdev);
struct ath5k_softc *sc = hw->priv;
- struct ath5k_hw *ah = sc->ah;
- int i, err;
+ int err;
pci_restore_state(pdev);
@@ -683,21 +687,11 @@ ath5k_pci_resume(struct pci_dev *pdev)
goto err_no_irq;
}
- err = ath5k_init(sc);
+ err = ath5k_init(sc, true);
if (err)
goto err_irq;
ath5k_led_enable(sc);
- /*
- * Reset the key cache since some parts do not
- * reset the contents on initial power up or resume.
- *
- * FIXME: This may need to be revisited when mac80211 becomes
- * aware of suspend/resume.
- */
- for (i = 0; i < AR5K_KEYTABLE_SIZE; i++)
- ath5k_hw_reset_key(ah, i);
-
return 0;
err_irq:
free_irq(pdev->irq, sc);
@@ -718,7 +712,6 @@ ath5k_attach(struct pci_dev *pdev, struct ieee80211_hw *hw)
struct ath5k_softc *sc = hw->priv;
struct ath5k_hw *ah = sc->ah;
u8 mac[ETH_ALEN];
- unsigned int i;
int ret;
ATH5K_DBG(sc, ATH5K_DEBUG_ANY, "devid 0x%x\n", pdev->device);
@@ -737,13 +730,6 @@ ath5k_attach(struct pci_dev *pdev, struct ieee80211_hw *hw)
__set_bit(ATH_STAT_MRRETRY, sc->status);
/*
- * Reset the key cache since some parts do not
- * reset the contents on initial power up.
- */
- for (i = 0; i < AR5K_KEYTABLE_SIZE; i++)
- ath5k_hw_reset_key(ah, i);
-
- /*
* Collect the channel list. The 802.11 layer
* is resposible for filtering this list based
* on settings like the phy mode and regulatory
@@ -2200,12 +2186,18 @@ ath5k_beacon_config(struct ath5k_softc *sc)
\********************/
static int
-ath5k_init(struct ath5k_softc *sc)
+ath5k_init(struct ath5k_softc *sc, bool is_resume)
{
- int ret;
+ struct ath5k_hw *ah = sc->ah;
+ int ret, i;
mutex_lock(&sc->lock);
+ if (is_resume && !test_bit(ATH_STAT_STARTED, sc->status))
+ goto out_ok;
+
+ __clear_bit(ATH_STAT_STARTED, sc->status);
+
ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "mode %d\n", sc->opmode);
/*
@@ -2230,12 +2222,22 @@ ath5k_init(struct ath5k_softc *sc)
if (ret)
goto done;
+ /*
+ * Reset the key cache since some parts do not reset the
+ * contents on initial power up or resume from suspend.
+ */
+ for (i = 0; i < AR5K_KEYTABLE_SIZE; i++)
+ ath5k_hw_reset_key(ah, i);
+
+ __set_bit(ATH_STAT_STARTED, sc->status);
+
/* Set ack to be sent at low bit-rates */
- ath5k_hw_set_ack_bitrate_high(sc->ah, false);
+ ath5k_hw_set_ack_bitrate_high(ah, false);
mod_timer(&sc->calib_tim, round_jiffies(jiffies +
msecs_to_jiffies(ath5k_calinterval * 1000)));
+out_ok:
ret = 0;
done:
mmiowb();
@@ -2290,7 +2292,7 @@ ath5k_stop_locked(struct ath5k_softc *sc)
* stop is preempted).
*/
static int
-ath5k_stop_hw(struct ath5k_softc *sc)
+ath5k_stop_hw(struct ath5k_softc *sc, bool is_suspend)
{
int ret;
@@ -2321,6 +2323,9 @@ ath5k_stop_hw(struct ath5k_softc *sc)
}
}
ath5k_txbuf_free(sc, sc->bbuf);
+ if (!is_suspend)
+ __clear_bit(ATH_STAT_STARTED, sc->status);
+
mmiowb();
mutex_unlock(&sc->lock);
@@ -2718,12 +2723,12 @@ ath5k_reset_wake(struct ath5k_softc *sc)
static int ath5k_start(struct ieee80211_hw *hw)
{
- return ath5k_init(hw->priv);
+ return ath5k_init(hw->priv, false);
}
static void ath5k_stop(struct ieee80211_hw *hw)
{
- ath5k_stop_hw(hw->priv);
+ ath5k_stop_hw(hw->priv, false);
}
static int ath5k_add_interface(struct ieee80211_hw *hw,
@@ -2942,7 +2947,7 @@ static void ath5k_configure_filter(struct ieee80211_hw *hw,
sc->opmode != NL80211_IFTYPE_MESH_POINT &&
test_bit(ATH_STAT_PROMISC, sc->status))
rfilt |= AR5K_RX_FILTER_PROM;
- if (sc->opmode == NL80211_IFTYPE_STATION ||
+ if ((sc->opmode == NL80211_IFTYPE_STATION && sc->assoc) ||
sc->opmode == NL80211_IFTYPE_ADHOC) {
rfilt |= AR5K_RX_FILTER_BEACON;
}
@@ -3083,4 +3088,32 @@ ath5k_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
end:
return ret;
}
+static void
+set_beacon_filter(struct ieee80211_hw *hw, bool enable)
+{
+ struct ath5k_softc *sc = hw->priv;
+ struct ath5k_hw *ah = sc->ah;
+ u32 rfilt;
+ rfilt = ath5k_hw_get_rx_filter(ah);
+ if (enable)
+ rfilt |= AR5K_RX_FILTER_BEACON;
+ else
+ rfilt &= ~AR5K_RX_FILTER_BEACON;
+ ath5k_hw_set_rx_filter(ah, rfilt);
+ sc->filter_flags = rfilt;
+}
+static void ath5k_bss_info_changed(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_bss_conf *bss_conf,
+ u32 changes)
+{
+ struct ath5k_softc *sc = hw->priv;
+ if (changes & BSS_CHANGED_ASSOC) {
+ mutex_lock(&sc->lock);
+ sc->assoc = bss_conf->assoc;
+ if (sc->opmode == NL80211_IFTYPE_STATION)
+ set_beacon_filter(hw, sc->assoc);
+ mutex_unlock(&sc->lock);
+ }
+}
diff --git a/drivers/net/wireless/ath5k/base.h b/drivers/net/wireless/ath5k/base.h
index 9d0b728928e..facc60ddada 100644
--- a/drivers/net/wireless/ath5k/base.h
+++ b/drivers/net/wireless/ath5k/base.h
@@ -128,11 +128,12 @@ struct ath5k_softc {
size_t desc_len; /* size of TX/RX descriptors */
u16 cachelsz; /* cache line size */
- DECLARE_BITMAP(status, 4);
+ DECLARE_BITMAP(status, 5);
#define ATH_STAT_INVALID 0 /* disable hardware accesses */
#define ATH_STAT_MRRETRY 1 /* multi-rate retry support */
#define ATH_STAT_PROMISC 2
#define ATH_STAT_LEDSOFT 3 /* enable LED gpio status */
+#define ATH_STAT_STARTED 4 /* opened & irqs enabled */
unsigned int filter_flags; /* HW flags, AR5K_RX_FILTER_* */
unsigned int curmode; /* current phy mode */
@@ -178,6 +179,7 @@ struct ath5k_softc {
struct timer_list calib_tim; /* calibration timer */
int power_level; /* Requested tx power in dbm */
+ bool assoc; /* assocate state */
};
#define ath5k_hw_hasbssidmask(_ah) \
diff --git a/drivers/net/wireless/ath5k/debug.c b/drivers/net/wireless/ath5k/debug.c
index 8f92d670f61..ccaeb5c219d 100644
--- a/drivers/net/wireless/ath5k/debug.c
+++ b/drivers/net/wireless/ath5k/debug.c
@@ -339,7 +339,7 @@ static struct {
{ ATH5K_DEBUG_BEACON, "beacon", "beacon handling" },
{ ATH5K_DEBUG_CALIBRATE, "calib", "periodic calibration" },
{ ATH5K_DEBUG_TXPOWER, "txpower", "transmit power setting" },
- { ATH5K_DEBUG_LED, "led", "LED mamagement" },
+ { ATH5K_DEBUG_LED, "led", "LED management" },
{ ATH5K_DEBUG_DUMP_RX, "dumprx", "print received skb content" },
{ ATH5K_DEBUG_DUMP_TX, "dumptx", "print transmit skb content" },
{ ATH5K_DEBUG_DUMPBANDS, "dumpbands", "dump bands" },
@@ -417,19 +417,19 @@ ath5k_debug_init_device(struct ath5k_softc *sc)
sc->debug.debugfs_phydir = debugfs_create_dir(wiphy_name(sc->hw->wiphy),
ath5k_global_debugfs);
- sc->debug.debugfs_debug = debugfs_create_file("debug", 0666,
+ sc->debug.debugfs_debug = debugfs_create_file("debug", S_IWUSR | S_IRUGO,
sc->debug.debugfs_phydir, sc, &fops_debug);
- sc->debug.debugfs_registers = debugfs_create_file("registers", 0444,
+ sc->debug.debugfs_registers = debugfs_create_file("registers", S_IRUGO,
sc->debug.debugfs_phydir, sc, &fops_registers);
- sc->debug.debugfs_tsf = debugfs_create_file("tsf", 0666,
+ sc->debug.debugfs_tsf = debugfs_create_file("tsf", S_IWUSR | S_IRUGO,
sc->debug.debugfs_phydir, sc, &fops_tsf);
- sc->debug.debugfs_beacon = debugfs_create_file("beacon", 0666,
+ sc->debug.debugfs_beacon = debugfs_create_file("beacon", S_IWUSR | S_IRUGO,
sc->debug.debugfs_phydir, sc, &fops_beacon);
- sc->debug.debugfs_reset = debugfs_create_file("reset", 0222,
+ sc->debug.debugfs_reset = debugfs_create_file("reset", S_IWUSR,
sc->debug.debugfs_phydir, sc, &fops_reset);
}
diff --git a/drivers/net/wireless/ath5k/desc.c b/drivers/net/wireless/ath5k/desc.c
index dd1374052ba..5e362a7a362 100644
--- a/drivers/net/wireless/ath5k/desc.c
+++ b/drivers/net/wireless/ath5k/desc.c
@@ -531,10 +531,10 @@ static int ath5k_hw_proc_5210_rx_status(struct ath5k_hw *ah,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_SIGNAL);
rs->rs_rate = AR5K_REG_MS(rx_status->rx_status_0,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_RATE);
- rs->rs_antenna = rx_status->rx_status_0 &
- AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANTENNA;
- rs->rs_more = rx_status->rx_status_0 &
- AR5K_5210_RX_DESC_STATUS0_MORE;
+ rs->rs_antenna = AR5K_REG_MS(rx_status->rx_status_0,
+ AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANTENNA);
+ rs->rs_more = !!(rx_status->rx_status_0 &
+ AR5K_5210_RX_DESC_STATUS0_MORE);
/* TODO: this timestamp is 13 bit, later on we assume 15 bit */
rs->rs_tstamp = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5210_RX_DESC_STATUS1_RECEIVE_TIMESTAMP);
@@ -607,10 +607,10 @@ static int ath5k_hw_proc_5212_rx_status(struct ath5k_hw *ah,
AR5K_5212_RX_DESC_STATUS0_RECEIVE_SIGNAL);
rs->rs_rate = AR5K_REG_MS(rx_status->rx_status_0,
AR5K_5212_RX_DESC_STATUS0_RECEIVE_RATE);
- rs->rs_antenna = rx_status->rx_status_0 &
- AR5K_5212_RX_DESC_STATUS0_RECEIVE_ANTENNA;
- rs->rs_more = rx_status->rx_status_0 &
- AR5K_5212_RX_DESC_STATUS0_MORE;
+ rs->rs_antenna = AR5K_REG_MS(rx_status->rx_status_0,
+ AR5K_5212_RX_DESC_STATUS0_RECEIVE_ANTENNA);
+ rs->rs_more = !!(rx_status->rx_status_0 &
+ AR5K_5212_RX_DESC_STATUS0_MORE);
rs->rs_tstamp = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5212_RX_DESC_STATUS1_RECEIVE_TIMESTAMP);
rs->rs_status = 0;
diff --git a/drivers/net/wireless/ath5k/initvals.c b/drivers/net/wireless/ath5k/initvals.c
index ea2e1a20b49..ceaa6c475c0 100644
--- a/drivers/net/wireless/ath5k/initvals.c
+++ b/drivers/net/wireless/ath5k/initvals.c
@@ -806,6 +806,8 @@ static const struct ath5k_ini_mode ar5212_rf5111_ini_mode_end[] = {
{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
{ AR5K_PHY(642),
{ 0xd03e6788, 0xd03e6788, 0xd03e6788, 0xd03e6788, 0xd03e6788 } },
+ { 0xa228,
+ { 0x000001b5, 0x000001b5, 0x000001b5, 0x000001b5, 0x000001b5 } },
{ 0xa23c,
{ 0x13c889af, 0x13c889af, 0x13c889af, 0x13c889af, 0x13c889af } },
};
diff --git a/drivers/net/wireless/ath5k/reset.c b/drivers/net/wireless/ath5k/reset.c
index 8f1886834e6..1b6d45b6772 100644
--- a/drivers/net/wireless/ath5k/reset.c
+++ b/drivers/net/wireless/ath5k/reset.c
@@ -537,9 +537,10 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
mdelay(1);
/*
- * Write some more initial register settings
+ * Write some more initial register settings for revised chips
*/
- if (ah->ah_version == AR5K_AR5212) {
+ if (ah->ah_version == AR5K_AR5212 &&
+ ah->ah_phy_revision > 0x41) {
ath5k_hw_reg_write(ah, 0x0002a002, 0x982c);
if (channel->hw_value == CHANNEL_G)
@@ -558,19 +559,10 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
else
ath5k_hw_reg_write(ah, 0x00000000, 0x994c);
- /* Some bits are disabled here, we know nothing about
- * register 0xa228 yet, most of the times this ends up
- * with a value 0x9b5 -haven't seen any dump with
- * a different value- */
- /* Got this from decompiling binary HAL */
- data = ath5k_hw_reg_read(ah, 0xa228);
- data &= 0xfffffdff;
- ath5k_hw_reg_write(ah, data, 0xa228);
-
- data = ath5k_hw_reg_read(ah, 0xa228);
- data &= 0xfffe03ff;
- ath5k_hw_reg_write(ah, data, 0xa228);
- data = 0;
+ /* Got this from legacy-hal */
+ AR5K_REG_DISABLE_BITS(ah, 0xa228, 0x200);
+
+ AR5K_REG_MASKED_BITS(ah, 0xa228, 0x800, 0xfffe03ff);
/* Just write 0x9b5 ? */
/* ath5k_hw_reg_write(ah, 0x000009b5, 0xa228); */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-10-04 23:29:08 +0000