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ath9k: move sc_flags to ath_common

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we will need it for ath9k_htc, may be other drivers too

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Oleksij Rempel 2014-02-27 11:40:46 +01:00 committed by John W. Linville
parent 88a4f56ef0
commit eefa01ddd5
12 changed files with 73 additions and 60 deletions
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10
drivers/net/wireless/ath/ath.h
View File

@ -56,6 +56,15 @@ enum ath_device_state {
ATH_HW_INITIALIZED,
};
enum ath_op_flags {
ATH_OP_INVALID,
ATH_OP_BEACONS,
ATH_OP_ANI_RUN,
ATH_OP_PRIM_STA_VIF,
ATH_OP_HW_RESET,
ATH_OP_SCANNING,
};
enum ath_bus_type {
ATH_PCI,
ATH_AHB,
@ -130,6 +139,7 @@ struct ath_common {
struct ieee80211_hw *hw;
int debug_mask;
enum ath_device_state state;
unsigned long op_flags;
struct ath_ani ani;

7
drivers/net/wireless/ath/ath9k/ahb.c
View File

@ -82,6 +82,7 @@ static int ath_ahb_probe(struct platform_device *pdev)
int irq;
int ret = 0;
struct ath_hw *ah;
struct ath_common *common;
char hw_name[64];
if (!dev_get_platdata(&pdev->dev)) {
@ -124,9 +125,6 @@ static int ath_ahb_probe(struct platform_device *pdev)
sc->mem = mem;
sc->irq = irq;
/* Will be cleared in ath9k_start() */
set_bit(SC_OP_INVALID, &sc->sc_flags);
ret = request_irq(irq, ath_isr, IRQF_SHARED, "ath9k", sc);
if (ret) {
dev_err(&pdev->dev, "request_irq failed\n");
@ -144,6 +142,9 @@ static int ath_ahb_probe(struct platform_device *pdev)
wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n",
hw_name, (unsigned long)mem, irq);
common = ath9k_hw_common(sc->sc_ah);
/* Will be cleared in ath9k_start() */
set_bit(ATH_OP_INVALID, &common->op_flags);
return 0;
err_irq:

10
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -688,15 +688,6 @@ void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs);
#define ATH_TXPOWER_MAX 100 /* .5 dBm units */
#define MAX_GTT_CNT 5
enum sc_op_flags {
SC_OP_INVALID,
SC_OP_BEACONS,
SC_OP_ANI_RUN,
SC_OP_PRIM_STA_VIF,
SC_OP_HW_RESET,
SC_OP_SCANNING,
};
/* Powersave flags */
#define PS_WAIT_FOR_BEACON BIT(0)
#define PS_WAIT_FOR_CAB BIT(1)
@ -726,7 +717,6 @@ struct ath_softc {
struct completion paprd_complete;
wait_queue_head_t tx_wait;
unsigned long sc_flags;
unsigned long driver_data;
u8 gtt_cnt;

18
drivers/net/wireless/ath/ath9k/beacon.c
View File

@ -328,7 +328,7 @@ void ath9k_beacon_tasklet(unsigned long data)
bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
int slot;
if (test_bit(SC_OP_HW_RESET, &sc->sc_flags)) {
if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) {
ath_dbg(common, RESET,
"reset work is pending, skip beaconing now\n");
return;
@ -524,7 +524,7 @@ static void ath9k_beacon_config_sta(struct ath_softc *sc,
u64 tsf;
/* No need to configure beacon if we are not associated */
if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) {
if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) {
ath_dbg(common, BEACON,
"STA is not yet associated..skipping beacon config\n");
return;
@ -629,7 +629,7 @@ static void ath9k_beacon_config_adhoc(struct ath_softc *sc,
* joiner case in IBSS mode.
*/
if (!conf->ibss_creator && conf->enable_beacon)
set_bit(SC_OP_BEACONS, &sc->sc_flags);
set_bit(ATH_OP_BEACONS, &common->op_flags);
}
static bool ath9k_allow_beacon_config(struct ath_softc *sc,
@ -649,7 +649,7 @@ static bool ath9k_allow_beacon_config(struct ath_softc *sc,
if (sc->sc_ah->opmode == NL80211_IFTYPE_STATION) {
if ((vif->type == NL80211_IFTYPE_STATION) &&
test_bit(SC_OP_BEACONS, &sc->sc_flags) &&
test_bit(ATH_OP_BEACONS, &common->op_flags) &&
!avp->primary_sta_vif) {
ath_dbg(common, CONFIG,
"Beacon already configured for a station interface\n");
@ -700,6 +700,8 @@ void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif,
{
struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
unsigned long flags;
bool skip_beacon = false;
@ -712,7 +714,7 @@ void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif,
if (sc->sc_ah->opmode == NL80211_IFTYPE_STATION) {
ath9k_cache_beacon_config(sc, bss_conf);
ath9k_set_beacon(sc);
set_bit(SC_OP_BEACONS, &sc->sc_flags);
set_bit(ATH_OP_BEACONS, &common->op_flags);
return;
}
@ -751,13 +753,13 @@ void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif,
}
/*
* Do not set the SC_OP_BEACONS flag for IBSS joiner mode
* Do not set the ATH_OP_BEACONS flag for IBSS joiner mode
* here, it is done in ath9k_beacon_config_adhoc().
*/
if (cur_conf->enable_beacon && !skip_beacon)
set_bit(SC_OP_BEACONS, &sc->sc_flags);
set_bit(ATH_OP_BEACONS, &common->op_flags);
else
clear_bit(SC_OP_BEACONS, &sc->sc_flags);
clear_bit(ATH_OP_BEACONS, &common->op_flags);
}
}

2
drivers/net/wireless/ath/ath9k/debug.c
View File

@ -208,7 +208,7 @@ static ssize_t write_file_ani(struct file *file,
common->disable_ani = !ani;
if (common->disable_ani) {
clear_bit(SC_OP_ANI_RUN, &sc->sc_flags);
clear_bit(ATH_OP_ANI_RUN, &common->op_flags);
ath_stop_ani(sc);
} else {
ath_check_ani(sc);

16
drivers/net/wireless/ath/ath9k/link.c
View File

@ -115,13 +115,14 @@ void ath_hw_pll_work(struct work_struct *work)
u32 pll_sqsum;
struct ath_softc *sc = container_of(work, struct ath_softc,
hw_pll_work.work);
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
/*
* ensure that the PLL WAR is executed only
* after the STA is associated (or) if the
* beaconing had started in interfaces that
* uses beacons.
*/
if (!test_bit(SC_OP_BEACONS, &sc->sc_flags))
if (!test_bit(ATH_OP_BEACONS, &common->op_flags))
return;
if (sc->tx99_state)
@ -414,7 +415,7 @@ void ath_start_ani(struct ath_softc *sc)
unsigned long timestamp = jiffies_to_msecs(jiffies);
if (common->disable_ani ||
!test_bit(SC_OP_ANI_RUN, &sc->sc_flags) ||
!test_bit(ATH_OP_ANI_RUN, &common->op_flags) ||
(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL))
return;
@ -438,6 +439,7 @@ void ath_stop_ani(struct ath_softc *sc)
void ath_check_ani(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
/*
@ -453,23 +455,23 @@ void ath_check_ani(struct ath_softc *sc)
* Disable ANI only when there are no
* associated stations.
*/
if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags))
if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags))
goto stop_ani;
}
} else if (ah->opmode == NL80211_IFTYPE_STATION) {
if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags))
if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags))
goto stop_ani;
}
if (!test_bit(SC_OP_ANI_RUN, &sc->sc_flags)) {
set_bit(SC_OP_ANI_RUN, &sc->sc_flags);
if (!test_bit(ATH_OP_ANI_RUN, &common->op_flags)) {
set_bit(ATH_OP_ANI_RUN, &common->op_flags);
ath_start_ani(sc);
}
return;
stop_ani:
clear_bit(SC_OP_ANI_RUN, &sc->sc_flags);
clear_bit(ATH_OP_ANI_RUN, &common->op_flags);
ath_stop_ani(sc);
}

45
drivers/net/wireless/ath/ath9k/main.c
View File

@ -229,16 +229,16 @@ static bool ath_complete_reset(struct ath_softc *sc, bool start)
ath9k_cmn_update_txpow(ah, sc->curtxpow,
sc->config.txpowlimit, &sc->curtxpow);
clear_bit(SC_OP_HW_RESET, &sc->sc_flags);
clear_bit(ATH_OP_HW_RESET, &common->op_flags);
ath9k_hw_set_interrupts(ah);
ath9k_hw_enable_interrupts(ah);
if (!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) && start) {
if (!test_bit(SC_OP_BEACONS, &sc->sc_flags))
if (!test_bit(ATH_OP_BEACONS, &common->op_flags))
goto work;
if (ah->opmode == NL80211_IFTYPE_STATION &&
test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) {
test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) {
spin_lock_irqsave(&sc->sc_pm_lock, flags);
sc->ps_flags |= PS_BEACON_SYNC | PS_WAIT_FOR_BEACON;
spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
@ -336,7 +336,7 @@ static int ath_set_channel(struct ath_softc *sc, struct cfg80211_chan_def *chand
int old_pos = -1;
int r;
if (test_bit(SC_OP_INVALID, &sc->sc_flags))
if (test_bit(ATH_OP_INVALID, &common->op_flags))
return -EIO;
offchannel = !!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL);
@ -402,7 +402,7 @@ static int ath_set_channel(struct ath_softc *sc, struct cfg80211_chan_def *chand
chan->center_freq);
} else {
/* perform spectral scan if requested. */
if (test_bit(SC_OP_SCANNING, &sc->sc_flags) &&
if (test_bit(ATH_OP_SCANNING, &common->op_flags) &&
sc->spectral_mode == SPECTRAL_CHANSCAN)
ath9k_spectral_scan_trigger(hw);
}
@ -566,6 +566,7 @@ irqreturn_t ath_isr(int irq, void *dev)
struct ath_softc *sc = dev;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
enum ath9k_int status;
u32 sync_cause = 0;
bool sched = false;
@ -575,7 +576,7 @@ irqreturn_t ath_isr(int irq, void *dev)
* touch anything. Note this can happen early
* on if the IRQ is shared.
*/
if (test_bit(SC_OP_INVALID, &sc->sc_flags))
if (test_bit(ATH_OP_INVALID, &common->op_flags))
return IRQ_NONE;
/* shared irq, not for us */
@ -583,7 +584,7 @@ irqreturn_t ath_isr(int irq, void *dev)
if (!ath9k_hw_intrpend(ah))
return IRQ_NONE;
if (test_bit(SC_OP_HW_RESET, &sc->sc_flags)) {
if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) {
ath9k_hw_kill_interrupts(ah);
return IRQ_HANDLED;
}
@ -684,10 +685,11 @@ int ath_reset(struct ath_softc *sc)
void ath9k_queue_reset(struct ath_softc *sc, enum ath_reset_type type)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
#ifdef CONFIG_ATH9K_DEBUGFS
RESET_STAT_INC(sc, type);
#endif
set_bit(SC_OP_HW_RESET, &sc->sc_flags);
set_bit(ATH_OP_HW_RESET, &common->op_flags);
ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
}
@ -768,7 +770,7 @@ static int ath9k_start(struct ieee80211_hw *hw)
ath_mci_enable(sc);
clear_bit(SC_OP_INVALID, &sc->sc_flags);
clear_bit(ATH_OP_INVALID, &common->op_flags);
sc->sc_ah->is_monitoring = false;
if (!ath_complete_reset(sc, false))
@ -885,7 +887,7 @@ static void ath9k_stop(struct ieee80211_hw *hw)
ath_cancel_work(sc);
if (test_bit(SC_OP_INVALID, &sc->sc_flags)) {
if (test_bit(ATH_OP_INVALID, &common->op_flags)) {
ath_dbg(common, ANY, "Device not present\n");
mutex_unlock(&sc->mutex);
return;
@ -940,7 +942,7 @@ static void ath9k_stop(struct ieee80211_hw *hw)
ath9k_ps_restore(sc);
set_bit(SC_OP_INVALID, &sc->sc_flags);
set_bit(ATH_OP_INVALID, &common->op_flags);
sc->ps_idle = prev_idle;
mutex_unlock(&sc->mutex);
@ -1081,7 +1083,7 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw,
*/
if (ah->opmode == NL80211_IFTYPE_STATION &&
old_opmode == NL80211_IFTYPE_AP &&
test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) {
test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) {
ieee80211_iterate_active_interfaces_atomic(
sc->hw, IEEE80211_IFACE_ITER_RESUME_ALL,
ath9k_sta_vif_iter, sc);
@ -1590,7 +1592,7 @@ static void ath9k_set_assoc_state(struct ath_softc *sc,
struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
unsigned long flags;
set_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags);
set_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags);
avp->primary_sta_vif = true;
/*
@ -1625,8 +1627,9 @@ static void ath9k_bss_assoc_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
{
struct ath_softc *sc = data;
struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
if (test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags))
if (test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags))
return;
if (bss_conf->assoc)
@ -1657,18 +1660,18 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
bss_conf->bssid, bss_conf->assoc);
if (avp->primary_sta_vif && !bss_conf->assoc) {
clear_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags);
clear_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags);
avp->primary_sta_vif = false;
if (ah->opmode == NL80211_IFTYPE_STATION)
clear_bit(SC_OP_BEACONS, &sc->sc_flags);
clear_bit(ATH_OP_BEACONS, &common->op_flags);
}
ieee80211_iterate_active_interfaces_atomic(
sc->hw, IEEE80211_IFACE_ITER_RESUME_ALL,
ath9k_bss_assoc_iter, sc);
if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags) &&
if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags) &&
ah->opmode == NL80211_IFTYPE_STATION) {
memset(common->curbssid, 0, ETH_ALEN);
common->curaid = 0;
@ -1897,7 +1900,7 @@ static void ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop)
return;
}
if (test_bit(SC_OP_INVALID, &sc->sc_flags)) {
if (test_bit(ATH_OP_INVALID, &common->op_flags)) {
ath_dbg(common, ANY, "Device not present\n");
mutex_unlock(&sc->mutex);
return;
@ -2070,13 +2073,15 @@ static int ath9k_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant)
static void ath9k_sw_scan_start(struct ieee80211_hw *hw)
{
struct ath_softc *sc = hw->priv;
set_bit(SC_OP_SCANNING, &sc->sc_flags);
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
set_bit(ATH_OP_SCANNING, &common->op_flags);
}
static void ath9k_sw_scan_complete(struct ieee80211_hw *hw)
{
struct ath_softc *sc = hw->priv;
clear_bit(SC_OP_SCANNING, &sc->sc_flags);
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
clear_bit(ATH_OP_SCANNING, &common->op_flags);
}
static void ath9k_channel_switch_beacon(struct ieee80211_hw *hw,

2
drivers/net/wireless/ath/ath9k/mci.c
View File

@ -555,7 +555,7 @@ void ath_mci_intr(struct ath_softc *sc)
mci_int_rxmsg &= ~AR_MCI_INTERRUPT_RX_MSG_GPM;
while (more_data == MCI_GPM_MORE) {
if (test_bit(SC_OP_HW_RESET, &sc->sc_flags))
if (test_bit(ATH_OP_HW_RESET, &common->op_flags))
return;
pgpm = mci->gpm_buf.bf_addr;

8
drivers/net/wireless/ath/ath9k/pci.c
View File

@ -784,6 +784,7 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
struct ath_softc *sc;
struct ieee80211_hw *hw;
struct ath_common *common;
u8 csz;
u32 val;
int ret = 0;
@ -858,9 +859,6 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
sc->mem = pcim_iomap_table(pdev)[0];
sc->driver_data = id->driver_data;
/* Will be cleared in ath9k_start() */
set_bit(SC_OP_INVALID, &sc->sc_flags);
ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "ath9k", sc);
if (ret) {
dev_err(&pdev->dev, "request_irq failed\n");
@ -879,6 +877,10 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n",
hw_name, (unsigned long)sc->mem, pdev->irq);
/* Will be cleared in ath9k_start() */
common = ath9k_hw_common(sc->sc_ah);
set_bit(ATH_OP_INVALID, &common->op_flags);
return 0;
err_init:

2
drivers/net/wireless/ath/ath9k/tx99.c
View File

@ -108,7 +108,7 @@ static int ath9k_tx99_init(struct ath_softc *sc)
struct ath_tx_control txctl;
int r;
if (test_bit(SC_OP_INVALID, &sc->sc_flags)) {
if (test_bit(ATH_OP_INVALID, &common->op_flags)) {
ath_err(common,
"driver is in invalid state unable to use TX99");
return -EINVAL;

4
drivers/net/wireless/ath/ath9k/wow.c
View File

@ -198,7 +198,7 @@ int ath9k_suspend(struct ieee80211_hw *hw,
ath_cancel_work(sc);
ath_stop_ani(sc);
if (test_bit(SC_OP_INVALID, &sc->sc_flags)) {
if (test_bit(ATH_OP_INVALID, &common->op_flags)) {
ath_dbg(common, ANY, "Device not present\n");
ret = -EINVAL;
goto fail_wow;
@ -224,7 +224,7 @@ int ath9k_suspend(struct ieee80211_hw *hw,
* STA.
*/
if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) {
if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) {
ath_dbg(common, WOW, "None of the STA vifs are associated\n");
ret = 1;
goto fail_wow;

9
drivers/net/wireless/ath/ath9k/xmit.c
View File

@ -1769,7 +1769,7 @@ bool ath_drain_all_txq(struct ath_softc *sc)
int i;
u32 npend = 0;
if (test_bit(SC_OP_INVALID, &sc->sc_flags))
if (test_bit(ATH_OP_INVALID, &common->op_flags))
return true;
ath9k_hw_abort_tx_dma(ah);
@ -1817,11 +1817,12 @@ void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq)
*/
void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_atx_ac *ac, *last_ac;
struct ath_atx_tid *tid, *last_tid;
bool sent = false;
if (test_bit(SC_OP_HW_RESET, &sc->sc_flags) ||
if (test_bit(ATH_OP_HW_RESET, &common->op_flags) ||
list_empty(&txq->axq_acq))
return;
@ -2471,7 +2472,7 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
ath_txq_lock(sc, txq);
for (;;) {
if (test_bit(SC_OP_HW_RESET, &sc->sc_flags))
if (test_bit(ATH_OP_HW_RESET, &common->op_flags))
break;
if (list_empty(&txq->axq_q)) {
@ -2554,7 +2555,7 @@ void ath_tx_edma_tasklet(struct ath_softc *sc)
int status;
for (;;) {
if (test_bit(SC_OP_HW_RESET, &sc->sc_flags))
if (test_bit(ATH_OP_HW_RESET, &common->op_flags))
break;
status = ath9k_hw_txprocdesc(ah, NULL, (void *)&ts);