diff options
Diffstat (limited to 'drivers/net/wireless/ath')
47 files changed, 1647 insertions, 1746 deletions
diff --git a/drivers/net/wireless/ath/ath5k/ahb.c b/drivers/net/wireless/ath/ath5k/ahb.c index ba682a0b2dd8..9f69a4c9a3f3 100644 --- a/drivers/net/wireless/ath/ath5k/ahb.c +++ b/drivers/net/wireless/ath/ath5k/ahb.c @@ -35,8 +35,8 @@ static void ath5k_ahb_read_cachesize(struct ath_common *common, int *csz) static bool ath5k_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data) { - struct ath5k_softc *sc = common->priv; - struct platform_device *pdev = to_platform_device(sc->dev); + struct ath5k_hw *ah = common->priv; + struct platform_device *pdev = to_platform_device(ah->dev); struct ar231x_board_config *bcfg = pdev->dev.platform_data; u16 *eeprom, *eeprom_end; @@ -56,8 +56,7 @@ ath5k_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data) int ath5k_hw_read_srev(struct ath5k_hw *ah) { - struct ath5k_softc *sc = ah->ah_sc; - struct platform_device *pdev = to_platform_device(sc->dev); + struct platform_device *pdev = to_platform_device(ah->dev); struct ar231x_board_config *bcfg = pdev->dev.platform_data; ah->ah_mac_srev = bcfg->devid; return 0; @@ -65,12 +64,11 @@ int ath5k_hw_read_srev(struct ath5k_hw *ah) static int ath5k_ahb_eeprom_read_mac(struct ath5k_hw *ah, u8 *mac) { - struct ath5k_softc *sc = ah->ah_sc; - struct platform_device *pdev = to_platform_device(sc->dev); + struct platform_device *pdev = to_platform_device(ah->dev); struct ar231x_board_config *bcfg = pdev->dev.platform_data; u8 *cfg_mac; - if (to_platform_device(sc->dev)->id == 0) + if (to_platform_device(ah->dev)->id == 0) cfg_mac = bcfg->config->wlan0_mac; else cfg_mac = bcfg->config->wlan1_mac; @@ -90,7 +88,7 @@ static const struct ath_bus_ops ath_ahb_bus_ops = { static int ath_ahb_probe(struct platform_device *pdev) { struct ar231x_board_config *bcfg = pdev->dev.platform_data; - struct ath5k_softc *sc; + struct ath5k_hw *ah; struct ieee80211_hw *hw; struct resource *res; void __iomem *mem; @@ -127,19 +125,19 @@ static int ath_ahb_probe(struct platform_device *pdev) irq = res->start; - hw = ieee80211_alloc_hw(sizeof(struct ath5k_softc), &ath5k_hw_ops); + hw = ieee80211_alloc_hw(sizeof(struct ath5k_hw), &ath5k_hw_ops); if (hw == NULL) { dev_err(&pdev->dev, "no memory for ieee80211_hw\n"); ret = -ENOMEM; goto err_out; } - sc = hw->priv; - sc->hw = hw; - sc->dev = &pdev->dev; - sc->iobase = mem; - sc->irq = irq; - sc->devid = bcfg->devid; + ah = hw->priv; + ah->hw = hw; + ah->dev = &pdev->dev; + ah->iobase = mem; + ah->irq = irq; + ah->devid = bcfg->devid; if (bcfg->devid >= AR5K_SREV_AR2315_R6) { /* Enable WMAC AHB arbitration */ @@ -155,7 +153,7 @@ static int ath_ahb_probe(struct platform_device *pdev) /* Enable WMAC DMA access (assuming 5312 or 231x*/ /* TODO: check other platforms */ reg = __raw_readl((void __iomem *) AR5K_AR5312_ENABLE); - if (to_platform_device(sc->dev)->id == 0) + if (to_platform_device(ah->dev)->id == 0) reg |= AR5K_AR5312_ENABLE_WLAN0; else reg |= AR5K_AR5312_ENABLE_WLAN1; @@ -166,13 +164,13 @@ static int ath_ahb_probe(struct platform_device *pdev) * used as pass-through. Disable 2 GHz support in the * driver for it */ - if (to_platform_device(sc->dev)->id == 0 && + if (to_platform_device(ah->dev)->id == 0 && (bcfg->config->flags & (BD_WLAN0 | BD_WLAN1)) == (BD_WLAN1 | BD_WLAN0)) - __set_bit(ATH_STAT_2G_DISABLED, sc->status); + __set_bit(ATH_STAT_2G_DISABLED, ah->status); } - ret = ath5k_init_softc(sc, &ath_ahb_bus_ops); + ret = ath5k_init_softc(ah, &ath_ahb_bus_ops); if (ret != 0) { dev_err(&pdev->dev, "failed to attach device, err=%d\n", ret); ret = -ENODEV; @@ -194,13 +192,13 @@ static int ath_ahb_remove(struct platform_device *pdev) { struct ar231x_board_config *bcfg = pdev->dev.platform_data; struct ieee80211_hw *hw = platform_get_drvdata(pdev); - struct ath5k_softc *sc; + struct ath5k_hw *ah; u32 reg; if (!hw) return 0; - sc = hw->priv; + ah = hw->priv; if (bcfg->devid >= AR5K_SREV_AR2315_R6) { /* Disable WMAC AHB arbitration */ @@ -210,14 +208,14 @@ static int ath_ahb_remove(struct platform_device *pdev) } else { /*Stop DMA access */ reg = __raw_readl((void __iomem *) AR5K_AR5312_ENABLE); - if (to_platform_device(sc->dev)->id == 0) + if (to_platform_device(ah->dev)->id == 0) reg &= ~AR5K_AR5312_ENABLE_WLAN0; else reg &= ~AR5K_AR5312_ENABLE_WLAN1; __raw_writel(reg, (void __iomem *) AR5K_AR5312_ENABLE); } - ath5k_deinit_softc(sc); + ath5k_deinit_softc(ah); platform_set_drvdata(pdev, NULL); ieee80211_free_hw(hw); diff --git a/drivers/net/wireless/ath/ath5k/ani.c b/drivers/net/wireless/ath/ath5k/ani.c index 2f0b967a6d8e..603ae15f139b 100644 --- a/drivers/net/wireless/ath/ath5k/ani.c +++ b/drivers/net/wireless/ath/ath5k/ani.c @@ -74,7 +74,7 @@ ath5k_ani_set_noise_immunity_level(struct ath5k_hw *ah, int level) static const s8 fr[] = { -78, -80 }; #endif if (level < 0 || level >= ARRAY_SIZE(sz)) { - ATH5K_ERR(ah->ah_sc, "noise immunity level %d out of range", + ATH5K_ERR(ah, "noise immunity level %d out of range", level); return; } @@ -88,8 +88,8 @@ ath5k_ani_set_noise_immunity_level(struct ath5k_hw *ah, int level) AR5K_REG_WRITE_BITS(ah, AR5K_PHY_SIG, AR5K_PHY_SIG_FIRPWR, fr[level]); - ah->ah_sc->ani_state.noise_imm_level = level; - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, "new level %d", level); + ah->ani_state.noise_imm_level = level; + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "new level %d", level); } @@ -105,8 +105,8 @@ ath5k_ani_set_spur_immunity_level(struct ath5k_hw *ah, int level) static const int val[] = { 2, 4, 6, 8, 10, 12, 14, 16 }; if (level < 0 || level >= ARRAY_SIZE(val) || - level > ah->ah_sc->ani_state.max_spur_level) { - ATH5K_ERR(ah->ah_sc, "spur immunity level %d out of range", + level > ah->ani_state.max_spur_level) { + ATH5K_ERR(ah, "spur immunity level %d out of range", level); return; } @@ -114,8 +114,8 @@ ath5k_ani_set_spur_immunity_level(struct ath5k_hw *ah, int level) AR5K_REG_WRITE_BITS(ah, AR5K_PHY_OFDM_SELFCORR, AR5K_PHY_OFDM_SELFCORR_CYPWR_THR1, val[level]); - ah->ah_sc->ani_state.spur_level = level; - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, "new level %d", level); + ah->ani_state.spur_level = level; + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "new level %d", level); } @@ -130,15 +130,15 @@ ath5k_ani_set_firstep_level(struct ath5k_hw *ah, int level) static const int val[] = { 0, 4, 8 }; if (level < 0 || level >= ARRAY_SIZE(val)) { - ATH5K_ERR(ah->ah_sc, "firstep level %d out of range", level); + ATH5K_ERR(ah, "firstep level %d out of range", level); return; } AR5K_REG_WRITE_BITS(ah, AR5K_PHY_SIG, AR5K_PHY_SIG_FIRSTEP, val[level]); - ah->ah_sc->ani_state.firstep_level = level; - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, "new level %d", level); + ah->ani_state.firstep_level = level; + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "new level %d", level); } @@ -178,8 +178,8 @@ ath5k_ani_set_ofdm_weak_signal_detection(struct ath5k_hw *ah, bool on) AR5K_REG_DISABLE_BITS(ah, AR5K_PHY_WEAK_OFDM_LOW_THR, AR5K_PHY_WEAK_OFDM_LOW_THR_SELFCOR_EN); - ah->ah_sc->ani_state.ofdm_weak_sig = on; - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, "turned %s", + ah->ani_state.ofdm_weak_sig = on; + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "turned %s", on ? "on" : "off"); } @@ -195,8 +195,8 @@ ath5k_ani_set_cck_weak_signal_detection(struct ath5k_hw *ah, bool on) static const int val[] = { 8, 6 }; AR5K_REG_WRITE_BITS(ah, AR5K_PHY_CCK_CROSSCORR, AR5K_PHY_CCK_CROSSCORR_WEAK_SIG_THR, val[on]); - ah->ah_sc->ani_state.cck_weak_sig = on; - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, "turned %s", + ah->ani_state.cck_weak_sig = on; + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "turned %s", on ? "on" : "off"); } @@ -218,7 +218,7 @@ ath5k_ani_raise_immunity(struct ath5k_hw *ah, struct ath5k_ani_state *as, { int rssi = ewma_read(&ah->ah_beacon_rssi_avg); - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, "raise immunity (%s)", + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "raise immunity (%s)", ofdm_trigger ? "ODFM" : "CCK"); /* first: raise noise immunity */ @@ -229,13 +229,13 @@ ath5k_ani_raise_immunity(struct ath5k_hw *ah, struct ath5k_ani_state *as, /* only OFDM: raise spur immunity level */ if (ofdm_trigger && - as->spur_level < ah->ah_sc->ani_state.max_spur_level) { + as->spur_level < ah->ani_state.max_spur_level) { ath5k_ani_set_spur_immunity_level(ah, as->spur_level + 1); return; } /* AP mode */ - if (ah->ah_sc->opmode == NL80211_IFTYPE_AP) { + if (ah->opmode == NL80211_IFTYPE_AP) { if (as->firstep_level < ATH5K_ANI_MAX_FIRSTEP_LVL) ath5k_ani_set_firstep_level(ah, as->firstep_level + 1); return; @@ -248,7 +248,7 @@ ath5k_ani_raise_immunity(struct ath5k_hw *ah, struct ath5k_ani_state *as, * don't shut out a remote node by raising immunity too high. */ if (rssi > ATH5K_ANI_RSSI_THR_HIGH) { - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "beacon RSSI high"); /* only OFDM: beacon RSSI is high, we can disable ODFM weak * signal detection */ @@ -265,7 +265,7 @@ ath5k_ani_raise_immunity(struct ath5k_hw *ah, struct ath5k_ani_state *as, } else if (rssi > ATH5K_ANI_RSSI_THR_LOW) { /* beacon RSSI in mid range, we need OFDM weak signal detect, * but can raise firstep level */ - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "beacon RSSI mid"); if (ofdm_trigger && as->ofdm_weak_sig == false) ath5k_ani_set_ofdm_weak_signal_detection(ah, true); @@ -275,7 +275,7 @@ ath5k_ani_raise_immunity(struct ath5k_hw *ah, struct ath5k_ani_state *as, } else if (ah->ah_current_channel->band == IEEE80211_BAND_2GHZ) { /* beacon RSSI is low. in B/G mode turn of OFDM weak signal * detect and zero firstep level to maximize CCK sensitivity */ - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "beacon RSSI low, 2GHz"); if (ofdm_trigger && as->ofdm_weak_sig == true) ath5k_ani_set_ofdm_weak_signal_detection(ah, false); @@ -303,9 +303,9 @@ ath5k_ani_lower_immunity(struct ath5k_hw *ah, struct ath5k_ani_state *as) { int rssi = ewma_read(&ah->ah_beacon_rssi_avg); - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, "lower immunity"); + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "lower immunity"); - if (ah->ah_sc->opmode == NL80211_IFTYPE_AP) { + if (ah->opmode == NL80211_IFTYPE_AP) { /* AP mode */ if (as->firstep_level > 0) { ath5k_ani_set_firstep_level(ah, as->firstep_level - 1); @@ -464,7 +464,7 @@ ath5k_ani_period_restart(struct ath5k_hw *ah, struct ath5k_ani_state *as) void ath5k_ani_calibration(struct ath5k_hw *ah) { - struct ath5k_ani_state *as = &ah->ah_sc->ani_state; + struct ath5k_ani_state *as = &ah->ani_state; int listen, ofdm_high, ofdm_low, cck_high, cck_low; /* get listen time since last call and add it to the counter because we @@ -483,9 +483,9 @@ ath5k_ani_calibration(struct ath5k_hw *ah) ofdm_low = as->listen_time * ATH5K_ANI_OFDM_TRIG_LOW / 1000; cck_low = as->listen_time * ATH5K_ANI_CCK_TRIG_LOW / 1000; - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "listen %d (now %d)", as->listen_time, listen); - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "check high ofdm %d/%d cck %d/%d", as->ofdm_errors, ofdm_high, as->cck_errors, cck_high); @@ -498,7 +498,7 @@ ath5k_ani_calibration(struct ath5k_hw *ah) } else if (as->listen_time > 5 * ATH5K_ANI_LISTEN_PERIOD) { /* If more than 5 (TODO: why 5?) periods have passed and we got * relatively little errors we can try to lower immunity */ - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "check low ofdm %d/%d cck %d/%d", as->ofdm_errors, ofdm_low, as->cck_errors, cck_low); @@ -525,7 +525,7 @@ ath5k_ani_calibration(struct ath5k_hw *ah) void ath5k_ani_mib_intr(struct ath5k_hw *ah) { - struct ath5k_ani_state *as = &ah->ah_sc->ani_state; + struct ath5k_ani_state *as = &ah->ani_state; /* nothing to do here if HW does not have PHY error counters - they * can't be the reason for the MIB interrupt then */ @@ -536,7 +536,7 @@ ath5k_ani_mib_intr(struct ath5k_hw *ah) ath5k_hw_reg_write(ah, 0, AR5K_OFDM_FIL_CNT); ath5k_hw_reg_write(ah, 0, AR5K_CCK_FIL_CNT); - if (ah->ah_sc->ani_state.ani_mode != ATH5K_ANI_MODE_AUTO) + if (ah->ani_state.ani_mode != ATH5K_ANI_MODE_AUTO) return; /* If one of the errors triggered, we can get a superfluous second @@ -547,7 +547,7 @@ ath5k_ani_mib_intr(struct ath5k_hw *ah) if (as->ofdm_errors > ATH5K_ANI_OFDM_TRIG_HIGH || as->cck_errors > ATH5K_ANI_CCK_TRIG_HIGH) - tasklet_schedule(&ah->ah_sc->ani_tasklet); + tasklet_schedule(&ah->ani_tasklet); } @@ -561,16 +561,16 @@ void ath5k_ani_phy_error_report(struct ath5k_hw *ah, enum ath5k_phy_error_code phyerr) { - struct ath5k_ani_state *as = &ah->ah_sc->ani_state; + struct ath5k_ani_state *as = &ah->ani_state; if (phyerr == AR5K_RX_PHY_ERROR_OFDM_TIMING) { as->ofdm_errors++; if (as->ofdm_errors > ATH5K_ANI_OFDM_TRIG_HIGH) - tasklet_schedule(&ah->ah_sc->ani_tasklet); + tasklet_schedule(&ah->ani_tasklet); } else if (phyerr == AR5K_RX_PHY_ERROR_CCK_TIMING) { as->cck_errors++; if (as->cck_errors > ATH5K_ANI_CCK_TRIG_HIGH) - tasklet_schedule(&ah->ah_sc->ani_tasklet); + tasklet_schedule(&ah->ani_tasklet); } } @@ -631,24 +631,24 @@ ath5k_ani_init(struct ath5k_hw *ah, enum ath5k_ani_mode mode) return; if (mode < ATH5K_ANI_MODE_OFF || mode > ATH5K_ANI_MODE_AUTO) { - ATH5K_ERR(ah->ah_sc, "ANI mode %d out of range", mode); + ATH5K_ERR(ah, "ANI mode %d out of range", mode); return; } /* clear old state information */ - memset(&ah->ah_sc->ani_state, 0, sizeof(ah->ah_sc->ani_state)); + memset(&ah->ani_state, 0, sizeof(ah->ani_state)); /* older hardware has more spur levels than newer */ if (ah->ah_mac_srev < AR5K_SREV_AR2414) - ah->ah_sc->ani_state.max_spur_level = 7; + ah->ani_state.max_spur_level = 7; else - ah->ah_sc->ani_state.max_spur_level = 2; + ah->ani_state.max_spur_level = 2; /* initial values for our ani parameters */ if (mode == ATH5K_ANI_MODE_OFF) { - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, "ANI off\n"); + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "ANI off\n"); } else if (mode == ATH5K_ANI_MODE_MANUAL_LOW) { - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "ANI manual low -> high sensitivity\n"); ath5k_ani_set_noise_immunity_level(ah, 0); ath5k_ani_set_spur_immunity_level(ah, 0); @@ -656,17 +656,17 @@ ath5k_ani_init(struct ath5k_hw *ah, enum ath5k_ani_mode mode) ath5k_ani_set_ofdm_weak_signal_detection(ah, true); ath5k_ani_set_cck_weak_signal_detection(ah, true); } else if (mode == ATH5K_ANI_MODE_MANUAL_HIGH) { - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "ANI manual high -> low sensitivity\n"); ath5k_ani_set_noise_immunity_level(ah, ATH5K_ANI_MAX_NOISE_IMM_LVL); ath5k_ani_set_spur_immunity_level(ah, - ah->ah_sc->ani_state.max_spur_level); + ah->ani_state.max_spur_level); ath5k_ani_set_firstep_level(ah, ATH5K_ANI_MAX_FIRSTEP_LVL); ath5k_ani_set_ofdm_weak_signal_detection(ah, false); ath5k_ani_set_cck_weak_signal_detection(ah, false); } else if (mode == ATH5K_ANI_MODE_AUTO) { - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI, "ANI auto\n"); + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_ANI, "ANI auto\n"); ath5k_ani_set_noise_immunity_level(ah, 0); ath5k_ani_set_spur_immunity_level(ah, 0); ath5k_ani_set_firstep_level(ah, 0); @@ -692,7 +692,7 @@ ath5k_ani_init(struct ath5k_hw *ah, enum ath5k_ani_mode mode) ~AR5K_RX_FILTER_PHYERR); } - ah->ah_sc->ani_state.ani_mode = mode; + ah->ani_state.ani_mode = mode; } diff --git a/drivers/net/wireless/ath/ath5k/ath5k.h b/drivers/net/wireless/ath/ath5k/ath5k.h index 8ff17941bb28..277d5cbe0068 100644 --- a/drivers/net/wireless/ath/ath5k/ath5k.h +++ b/drivers/net/wireless/ath/ath5k/ath5k.h @@ -24,8 +24,10 @@ #define CHAN_DEBUG 0 #include <linux/io.h> +#include <linux/interrupt.h> #include <linux/types.h> #include <linux/average.h> +#include <linux/leds.h> #include <net/mac80211.h> /* RX/TX descriptor hw structs @@ -36,7 +38,9 @@ * TODO: Make a more generic struct (eg. add more stuff to ath5k_capabilities) * and clean up common bits, then introduce set/get functions in eeprom.c */ #include "eeprom.h" +#include "debug.h" #include "../ath.h" +#include "ani.h" /* PCI IDs */ #define PCI_DEVICE_ID_ATHEROS_AR5210 0x0007 /* AR5210 */ @@ -538,6 +542,27 @@ enum ath5k_tx_queue_id { #define AR5K_TXQ_FLAG_COMPRESSION_ENABLE 0x2000 /* Enable hw compression -not implemented-*/ /* + * Data transmit queue state. One of these exists for each + * hardware transmit queue. Packets sent to us from above + * are assigned to queues based on their priority. Not all + * devices support a complete set of hardware transmit queues. + * For those devices the array sc_ac2q will map multiple + * priorities to fewer hardware queues (typically all to one + * hardware queue). + */ +struct ath5k_txq { + unsigned int qnum; /* hardware q number */ + u32 *link; /* link ptr in last TX desc */ + struct list_head q; /* transmit queue */ + spinlock_t lock; /* lock on q and link */ + bool setup; + int txq_len; /* number of queued buffers */ + int txq_max; /* max allowed num of queued buffers */ + bool txq_poll_mark; + unsigned int txq_stuck; /* informational counter */ +}; + +/* * A struct to hold tx queue's parameters */ struct ath5k_txq_info { @@ -947,35 +972,6 @@ enum ath5k_power_mode { #define AR5K_SOFTLED_ON 0 #define AR5K_SOFTLED_OFF 1 -/* - * Chipset capabilities -see ath5k_hw_get_capability- - * get_capability function is not yet fully implemented - * in ath5k so most of these don't work yet... - * TODO: Implement these & merge with _TUNE_ stuff above - */ -enum ath5k_capability_type { - AR5K_CAP_REG_DMN = 0, /* Used to get current reg. domain id */ - AR5K_CAP_TKIP_MIC = 2, /* Can handle TKIP MIC in hardware */ - AR5K_CAP_TKIP_SPLIT = 3, /* TKIP uses split keys */ - AR5K_CAP_PHYCOUNTERS = 4, /* PHY error counters */ - AR5K_CAP_DIVERSITY = 5, /* Supports fast diversity */ - AR5K_CAP_NUM_TXQUEUES = 6, /* Used to get max number of hw txqueues */ - AR5K_CAP_VEOL = 7, /* Supports virtual EOL */ - AR5K_CAP_COMPRESSION = 8, /* Supports compression */ - AR5K_CAP_BURST = 9, /* Supports packet bursting */ - AR5K_CAP_FASTFRAME = 10, /* Supports fast frames */ - AR5K_CAP_TXPOW = 11, /* Used to get global tx power limit */ - AR5K_CAP_TPC = 12, /* Can do per-packet tx power control (needed for 802.11a) */ - AR5K_CAP_BSSIDMASK = 13, /* Supports bssid mask */ - AR5K_CAP_MCAST_KEYSRCH = 14, /* Supports multicast key search */ - AR5K_CAP_TSF_ADJUST = 15, /* Supports beacon tsf adjust */ - AR5K_CAP_XR = 16, /* Supports XR mode */ - AR5K_CAP_WME_TKIPMIC = 17, /* Supports TKIP MIC when using WMM */ - AR5K_CAP_CHAN_HALFRATE = 18, /* Supports half rate channels */ - AR5K_CAP_CHAN_QUARTERRATE = 19, /* Supports quarter rate channels */ - AR5K_CAP_RFSILENT = 20, /* Supports RFsilent */ -}; - /* XXX: we *may* move cap_range stuff to struct wiphy */ struct ath5k_capabilities { @@ -1027,9 +1023,66 @@ struct ath5k_avg_val { int avg_weight; }; -/***************************************\ - HARDWARE ABSTRACTION LAYER STRUCTURE -\***************************************/ +#define ATH5K_LED_MAX_NAME_LEN 31 + +/* + * State for LED triggers + */ +struct ath5k_led { + char name[ATH5K_LED_MAX_NAME_LEN + 1]; /* name of the LED in sysfs */ + struct ath5k_hw *ah; /* driver state */ + struct led_classdev led_dev; /* led classdev */ +}; + +/* Rfkill */ +struct ath5k_rfkill { + /* GPIO PIN for rfkill */ + u16 gpio; + /* polarity of rfkill GPIO PIN */ + bool polarity; + /* RFKILL toggle tasklet */ + struct tasklet_struct toggleq; +}; + +/* statistics */ +struct ath5k_statistics { + /* antenna use */ + unsigned int antenna_rx[5]; /* frames count per antenna RX */ + unsigned int antenna_tx[5]; /* frames count per antenna TX */ + + /* frame errors */ + unsigned int rx_all_count; /* all RX frames, including errors */ + unsigned int tx_all_count; /* all TX frames, including errors */ + unsigned int rx_bytes_count; /* all RX bytes, including errored pkts + * and the MAC headers for each packet + */ + unsigned int tx_bytes_count; /* all TX bytes, including errored pkts + * and the MAC headers and padding for + * each packet. + */ + unsigned int rxerr_crc; + unsigned int rxerr_phy; + unsigned int rxerr_phy_code[32]; + unsigned int rxerr_fifo; + unsigned int rxerr_decrypt; + unsigned int rxerr_mic; + unsigned int rxerr_proc; + unsigned int rxerr_jumbo; + unsigned int txerr_retry; + unsigned int txerr_fifo; + unsigned int txerr_filt; + + /* MIB counters */ + unsigned int ack_fail; + unsigned int rts_fail; + unsigned int rts_ok; + unsigned int fcs_error; + unsigned int beacons; + + unsigned int mib_intr; + unsigned int rxorn_intr; + unsigned int rxeol_intr; +}; /* * Misc defines @@ -1038,12 +1091,114 @@ struct ath5k_avg_val { #define AR5K_MAX_GPIO 10 #define AR5K_MAX_RF_BANKS 8 -/* TODO: Clean up and merge with ath5k_softc */ +#if CHAN_DEBUG +#define ATH_CHAN_MAX (26 + 26 + 26 + 200 + 200) +#else +#define ATH_CHAN_MAX (14 + 14 + 14 + 252 + 20) +#endif + +#define ATH_RXBUF 40 /* number of RX buffers */ +#define ATH_TXBUF 200 /* number of TX buffers */ +#define ATH_BCBUF 4 /* number of beacon buffers */ +#define ATH5K_TXQ_LEN_MAX (ATH_TXBUF / 4) /* bufs per queue */ +#define ATH5K_TXQ_LEN_LOW (ATH5K_TXQ_LEN_MAX / 2) /* low mark */ + +/* Driver state associated with an instance of a device */ struct ath5k_hw { struct ath_common common; - struct ath5k_softc *ah_sc; - void __iomem *ah_iobase; + struct pci_dev *pdev; + struct device *dev; /* for dma mapping */ + int irq; + u16 devid; + void __iomem *iobase; /* address of the device */ + struct mutex lock; /* dev-level lock */ + struct ieee80211_hw *hw; /* IEEE 802.11 common */ + struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; + struct ieee80211_channel channels[ATH_CHAN_MAX]; + struct ieee80211_rate rates[IEEE80211_NUM_BANDS][AR5K_MAX_RATES]; + s8 rate_idx[IEEE80211_NUM_BANDS][AR5K_MAX_RATES]; + enum nl80211_iftype opmode; + +#ifdef CONFIG_ATH5K_DEBUG + struct ath5k_dbg_info debug; /* debug info */ +#endif /* CONFIG_ATH5K_DEBUG */ + + struct ath5k_buf *bufptr; /* allocated buffer ptr */ + struct ath5k_desc *desc; /* TX/RX descriptors */ + dma_addr_t desc_daddr; /* DMA (physical) address */ + size_t desc_len; /* size of TX/RX descriptors */ + + DECLARE_BITMAP(status, 6); +#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 */ +#define ATH_STAT_2G_DISABLED 5 /* multiband radio without 2G */ + + unsigned int filter_flags; /* HW flags, AR5K_RX_FILTER_* */ + struct ieee80211_channel *curchan; /* current h/w channel */ + + u16 nvifs; + + enum ath5k_int imask; /* interrupt mask copy */ + + spinlock_t irqlock; + bool rx_pending; /* rx tasklet pending */ + bool tx_pending; /* tx tasklet pending */ + + u8 lladdr[ETH_ALEN]; + u8 bssidmask[ETH_ALEN]; + + unsigned int led_pin, /* GPIO pin for driving LED */ + led_on; /* pin setting for LED on */ + + struct work_struct reset_work; /* deferred chip reset */ + + unsigned int rxbufsize; /* rx size based on mtu */ + struct list_head rxbuf; /* receive buffer */ + spinlock_t rxbuflock; + u32 *rxlink; /* link ptr in last RX desc */ + struct tasklet_struct rxtq; /* rx intr tasklet */ + struct ath5k_led rx_led; /* rx led */ + + struct list_head txbuf; /* transmit buffer */ + spinlock_t txbuflock; + unsigned int txbuf_len; /* buf count in txbuf list */ + struct ath5k_txq txqs[AR5K_NUM_TX_QUEUES]; /* tx queues */ + struct tasklet_struct txtq; /* tx intr tasklet */ + struct ath5k_led tx_led; /* tx led */ + + struct ath5k_rfkill rf_kill; + + struct tasklet_struct calib; /* calibration tasklet */ + + spinlock_t block; /* protects beacon */ + struct tasklet_struct beacontq; /* beacon intr tasklet */ + struct list_head bcbuf; /* beacon buffer */ + struct ieee80211_vif *bslot[ATH_BCBUF]; + u16 num_ap_vifs; + u16 num_adhoc_vifs; + unsigned int bhalq, /* SW q for outgoing beacons */ + bmisscount, /* missed beacon transmits */ + bintval, /* beacon interval in TU */ + bsent; + unsigned int nexttbtt; /* next beacon time in TU */ + struct ath5k_txq *cabq; /* content after beacon */ + + int power_level; /* Requested tx power in dBm */ + bool assoc; /* associate state */ + bool enable_beacon; /* true if beacons are on */ + + struct ath5k_statistics stats; + + struct ath5k_ani_state ani_state; + struct tasklet_struct ani_tasklet; /* ANI calibration */ + + struct delayed_work tx_complete_work; + + struct survey_info survey; /* collected survey info */ enum ath5k_int ah_imr; @@ -1172,43 +1327,43 @@ struct ath_bus_ops { extern const struct ieee80211_ops ath5k_hw_ops; /* Initialization and detach functions */ -int ath5k_init_softc(struct ath5k_softc *sc, const struct ath_bus_ops *bus_ops); -void ath5k_deinit_softc(struct ath5k_softc *sc); -int ath5k_hw_init(struct ath5k_softc *sc); +int ath5k_init_softc(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops); +void ath5k_deinit_softc(struct ath5k_hw *ah); +int ath5k_hw_init(struct ath5k_hw *ah); void ath5k_hw_deinit(struct ath5k_hw *ah); -int ath5k_sysfs_register(struct ath5k_softc *sc); -void ath5k_sysfs_unregister(struct ath5k_softc *sc); +int ath5k_sysfs_register(struct ath5k_hw *ah); +void ath5k_sysfs_unregister(struct ath5k_hw *ah); /* base.c */ struct ath5k_buf; struct ath5k_txq; void ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable); -bool ath5k_any_vif_assoc(struct ath5k_softc *sc); +bool ath5k_any_vif_assoc(struct ath5k_hw *ah); void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, struct ath5k_txq *txq); -int ath5k_init_hw(struct ath5k_softc *sc); -int ath5k_stop_hw(struct ath5k_softc *sc); -void ath5k_mode_setup(struct ath5k_softc *sc, struct ieee80211_vif *vif); -void ath5k_update_bssid_mask_and_opmode(struct ath5k_softc *sc, +int ath5k_start(struct ieee80211_hw *hw); +void ath5k_stop(struct ieee80211_hw *hw); +void ath5k_mode_setup(struct ath5k_hw *ah, struct ieee80211_vif *vif); +void ath5k_update_bssid_mask_and_opmode(struct ath5k_hw *ah, struct ieee80211_vif *vif); -int ath5k_chan_set(struct ath5k_softc *sc, struct ieee80211_channel *chan); -void ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf); +int ath5k_chan_set(struct ath5k_hw *ah, struct ieee80211_channel *chan); +void ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf); int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif); -void ath5k_beacon_config(struct ath5k_softc *sc); -void ath5k_txbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf); -void ath5k_rxbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf); +void ath5k_beacon_config(struct ath5k_hw *ah); +void ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf); +void ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf); /*Chip id helper functions */ const char *ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val); int ath5k_hw_read_srev(struct ath5k_hw *ah); /* LED functions */ -int ath5k_init_leds(struct ath5k_softc *sc); -void ath5k_led_enable(struct ath5k_softc *sc); -void ath5k_led_off(struct ath5k_softc *sc); -void ath5k_unregister_leds(struct ath5k_softc *sc); +int ath5k_init_leds(struct ath5k_hw *ah); +void ath5k_led_enable(struct ath5k_hw *ah); +void ath5k_led_off(struct ath5k_hw *ah); +void ath5k_unregister_leds(struct ath5k_hw *ah); /* Reset Functions */ @@ -1322,9 +1477,6 @@ void ath5k_rfkill_hw_stop(struct ath5k_hw *ah); /* Misc functions TODO: Cleanup */ int ath5k_hw_set_capabilities(struct ath5k_hw *ah); -int ath5k_hw_get_capability(struct ath5k_hw *ah, - enum ath5k_capability_type cap_type, u32 capability, - u32 *result); int ath5k_hw_enable_pspoll(struct ath5k_hw *ah, u8 *bssid, u16 assoc_id); int ath5k_hw_disable_pspoll(struct ath5k_hw *ah); @@ -1384,7 +1536,7 @@ static inline void __iomem *ath5k_ahb_reg(struct ath5k_hw *ah, u16 reg) (ah->ah_mac_srev >= AR5K_SREV_AR2315_R6))) return AR5K_AR2315_PCI_BASE + reg; - return ah->ah_iobase + reg; + return ah->iobase + reg; } static inline u32 ath5k_hw_reg_read(struct ath5k_hw *ah, u16 reg) @@ -1401,12 +1553,12 @@ static inline void ath5k_hw_reg_write(struct ath5k_hw *ah, u32 val, u16 reg) static inline u32 ath5k_hw_reg_read(struct ath5k_hw *ah, u16 reg) { - return ioread32(ah->ah_iobase + reg); + return ioread32(ah->iobase + reg); } static inline void ath5k_hw_reg_write(struct ath5k_hw *ah, u32 val, u16 reg) { - iowrite32(val, ah->ah_iobase + reg); + iowrite32(val, ah->iobase + reg); } #endif diff --git a/drivers/net/wireless/ath/ath5k/attach.c b/drivers/net/wireless/ath/ath5k/attach.c index 14dc52e4b50a..f8a6b380d96d 100644 --- a/drivers/net/wireless/ath/ath5k/attach.c +++ b/drivers/net/wireless/ath/ath5k/attach.c @@ -59,7 +59,7 @@ static int ath5k_hw_post(struct ath5k_hw *ah) cur_val = ath5k_hw_reg_read(ah, cur_reg); if (cur_val != var_pattern) { - ATH5K_ERR(ah->ah_sc, "POST Failed !!!\n"); + ATH5K_ERR(ah, "POST Failed !!!\n"); return -EAGAIN; } @@ -74,7 +74,7 @@ static int ath5k_hw_post(struct ath5k_hw *ah) cur_val = ath5k_hw_reg_read(ah, cur_reg); if (cur_val != var_pattern) { - ATH5K_ERR(ah->ah_sc, "POST Failed !!!\n"); + ATH5K_ERR(ah, "POST Failed !!!\n"); return -EAGAIN; } @@ -95,19 +95,18 @@ static int ath5k_hw_post(struct ath5k_hw *ah) /** * ath5k_hw_init - Check if hw is supported and init the needed structs * - * @sc: The &struct ath5k_softc we got from the driver's init_softc function + * @ah: The &struct ath5k_hw we got from the driver's init_softc function * * Check if the device is supported, perform a POST and initialize the needed * structs. Returns -ENOMEM if we don't have memory for the needed structs, * -ENODEV if the device is not supported or prints an error msg if something * else went wrong. */ -int ath5k_hw_init(struct ath5k_softc *sc) +int ath5k_hw_init(struct ath5k_hw *ah) { static const u8 zero_mac[ETH_ALEN] = { }; - struct ath5k_hw *ah = sc->ah; struct ath_common *common = ath5k_hw_common(ah); - struct pci_dev *pdev = sc->pdev; + struct pci_dev *pdev = ah->pdev; struct ath5k_eeprom_info *ee; int ret; u32 srev; @@ -123,8 +122,8 @@ int ath5k_hw_init(struct ath5k_softc *sc) ah->ah_retry_long = AR5K_INIT_RETRY_LONG; ah->ah_ant_mode = AR5K_ANTMODE_DEFAULT; ah->ah_noise_floor = -95; /* until first NF calibration is run */ - sc->ani_state.ani_mode = ATH5K_ANI_MODE_AUTO; - ah->ah_current_channel = &sc->channels[0]; + ah->ani_state.ani_mode = ATH5K_ANI_MODE_AUTO; + ah->ah_current_channel = &ah->channels[0]; /* * Find the mac version @@ -237,7 +236,7 @@ int ath5k_hw_init(struct ath5k_softc *sc) ah->ah_single_chip = true; ah->ah_radio_5ghz_revision = AR5K_SREV_RAD_2413; } else { - ATH5K_ERR(sc, "Couldn't identify radio revision.\n"); + ATH5K_ERR(ah, "Couldn't identify radio revision.\n"); ret = -ENODEV; goto err; } @@ -246,7 +245,7 @@ int ath5k_hw_init(struct ath5k_softc *sc) /* Return on unsupported chips (unsupported eeprom etc) */ if ((srev >= AR5K_SREV_AR5416) && (srev < AR5K_SREV_AR2425)) { - ATH5K_ERR(sc, "Device not yet supported.\n"); + ATH5K_ERR(ah, "Device not yet supported.\n"); ret = -ENODEV; goto err; } @@ -268,7 +267,7 @@ int ath5k_hw_init(struct ath5k_softc *sc) */ ret = ath5k_eeprom_init(ah); if (ret) { - ATH5K_ERR(sc, "unable to init EEPROM\n"); + ATH5K_ERR(ah, "unable to init EEPROM\n"); goto err; } @@ -309,17 +308,17 @@ int ath5k_hw_init(struct ath5k_softc *sc) /* Get misc capabilities */ ret = ath5k_hw_set_capabilities(ah); if (ret) { - ATH5K_ERR(sc, "unable to get device capabilities\n"); + ATH5K_ERR(ah, "unable to get device capabilities\n"); goto err; } - if (test_bit(ATH_STAT_2G_DISABLED, sc->status)) { + if (test_bit(ATH_STAT_2G_DISABLED, ah->status)) { __clear_bit(AR5K_MODE_11B, ah->ah_capabilities.cap_mode); __clear_bit(AR5K_MODE_11G, ah->ah_capabilities.cap_mode); } /* Crypto settings */ - common->keymax = (sc->ah->ah_version == AR5K_AR5210 ? + common->keymax = (ah->ah_version == AR5K_AR5210 ? AR5K_KEYTABLE_SIZE_5210 : AR5K_KEYTABLE_SIZE_5211); if (srev >= AR5K_SREV_AR5212_V4 && @@ -339,7 +338,7 @@ int ath5k_hw_init(struct ath5k_softc *sc) /* Set BSSID to bcast address: ff:ff:ff:ff:ff:ff for now */ memcpy(common->curbssid, ath_bcast_mac, ETH_ALEN); ath5k_hw_set_bssid(ah); - ath5k_hw_set_opmode(ah, sc->opmode); + ath5k_hw_set_opmode(ah, ah->opmode); ath5k_hw_rfgain_opt_init(ah); @@ -360,7 +359,7 @@ err: */ void ath5k_hw_deinit(struct ath5k_hw *ah) { - __set_bit(ATH_STAT_INVALID, ah->ah_sc->status); + __set_bit(ATH_STAT_INVALID, ah->status); if (ah->ah_rf_banks != NULL) kfree(ah->ah_rf_banks); diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index dce848f76d7c..f54dff44ed50 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -86,7 +86,7 @@ MODULE_SUPPORTED_DEVICE("Atheros 5xxx WLAN cards"); MODULE_LICENSE("Dual BSD/GPL"); static int ath5k_init(struct ieee80211_hw *hw); -static int ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan, +static int ath5k_reset(struct ath5k_hw *ah, struct ieee80211_channel *chan, bool skip_pcu); /* Known SREVs */ @@ -238,8 +238,8 @@ static const struct ath_ops ath5k_common_ops = { static int ath5k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); - struct ath5k_softc *sc = hw->priv; - struct ath_regulatory *regulatory = ath5k_hw_regulatory(sc->ah); + struct ath5k_hw *ah = hw->priv; + struct ath_regulatory *regulatory = ath5k_hw_regulatory(ah); return ath_reg_notifier_apply(wiphy, request, regulatory); } @@ -289,7 +289,7 @@ ath5k_setup_channels(struct ath5k_hw *ah, struct ieee80211_channel *channels, band = IEEE80211_BAND_2GHZ; break; default: - ATH5K_WARN(ah->ah_sc, "bad mode, not copying channels\n"); + ATH5K_WARN(ah, "bad mode, not copying channels\n"); return 0; } @@ -327,51 +327,50 @@ ath5k_setup_channels(struct ath5k_hw *ah, struct ieee80211_channel *channels, } static void -ath5k_setup_rate_idx(struct ath5k_softc *sc, struct ieee80211_supported_band *b) +ath5k_setup_rate_idx(struct ath5k_hw *ah, struct ieee80211_supported_band *b) { u8 i; for (i = 0; i < AR5K_MAX_RATES; i++) - sc->rate_idx[b->band][i] = -1; + ah->rate_idx[b->band][i] = -1; for (i = 0; i < b->n_bitrates; i++) { - sc->rate_idx[b->band][b->bitrates[i].hw_value] = i; + ah->rate_idx[b->band][b->bitrates[i].hw_value] = i; if (b->bitrates[i].hw_value_short) - sc->rate_idx[b->band][b->bitrates[i].hw_value_short] = i; + ah->rate_idx[b->band][b->bitrates[i].hw_value_short] = i; } } static int ath5k_setup_bands(struct ieee80211_hw *hw) { - struct ath5k_softc *sc = hw->priv; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = hw->priv; struct ieee80211_supported_band *sband; int max_c, count_c = 0; int i; - BUILD_BUG_ON(ARRAY_SIZE(sc->sbands) < IEEE80211_NUM_BANDS); - max_c = ARRAY_SIZE(sc->channels); + BUILD_BUG_ON(ARRAY_SIZE(ah->sbands) < IEEE80211_NUM_BANDS); + max_c = ARRAY_SIZE(ah->channels); /* 2GHz band */ - sband = &sc->sbands[IEEE80211_BAND_2GHZ]; + sband = &ah->sbands[IEEE80211_BAND_2GHZ]; sband->band = IEEE80211_BAND_2GHZ; - sband->bitrates = &sc->rates[IEEE80211_BAND_2GHZ][0]; + sband->bitrates = &ah->rates[IEEE80211_BAND_2GHZ][0]; - if (test_bit(AR5K_MODE_11G, sc->ah->ah_capabilities.cap_mode)) { + if (test_bit(AR5K_MODE_11G, ah->ah_capabilities.cap_mode)) { /* G mode */ memcpy(sband->bitrates, &ath5k_rates[0], sizeof(struct ieee80211_rate) * 12); sband->n_bitrates = 12; - sband->channels = sc->channels; + sband->channels = ah->channels; sband->n_channels = ath5k_setup_channels(ah, sband->channels, AR5K_MODE_11G, max_c); hw->wiphy->bands[IEEE80211_BAND_2GHZ] = sband; count_c = sband->n_channels; max_c -= count_c; - } else if (test_bit(AR5K_MODE_11B, sc->ah->ah_capabilities.cap_mode)) { + } else if (test_bit(AR5K_MODE_11B, ah->ah_capabilities.cap_mode)) { /* B mode */ memcpy(sband->bitrates, &ath5k_rates[0], sizeof(struct ieee80211_rate) * 4); @@ -390,7 +389,7 @@ ath5k_setup_bands(struct ieee80211_hw *hw) } } - sband->channels = sc->channels; + sband->channels = ah->channels; sband->n_channels = ath5k_setup_channels(ah, sband->channels, AR5K_MODE_11B, max_c); @@ -398,27 +397,27 @@ ath5k_setup_bands(struct ieee80211_hw *hw) count_c = sband->n_channels; max_c -= count_c; } - ath5k_setup_rate_idx(sc, sband); + ath5k_setup_rate_idx(ah, sband); /* 5GHz band, A mode */ - if (test_bit(AR5K_MODE_11A, sc->ah->ah_capabilities.cap_mode)) { - sband = &sc->sbands[IEEE80211_BAND_5GHZ]; + if (test_bit(AR5K_MODE_11A, ah->ah_capabilities.cap_mode)) { + sband = &ah->sbands[IEEE80211_BAND_5GHZ]; sband->band = IEEE80211_BAND_5GHZ; - sband->bitrates = &sc->rates[IEEE80211_BAND_5GHZ][0]; + sband->bitrates = &ah->rates[IEEE80211_BAND_5GHZ][0]; memcpy(sband->bitrates, &ath5k_rates[4], sizeof(struct ieee80211_rate) * 8); sband->n_bitrates = 8; - sband->channels = &sc->channels[count_c]; + sband->channels = &ah->channels[count_c]; sband->n_channels = ath5k_setup_channels(ah, sband->channels, AR5K_MODE_11A, max_c); hw->wiphy->bands[IEEE80211_BAND_5GHZ] = sband; } - ath5k_setup_rate_idx(sc, sband); + ath5k_setup_rate_idx(ah, sband); - ath5k_debug_dump_bands(sc); + ath5k_debug_dump_bands(ah); return 0; } @@ -428,14 +427,14 @@ ath5k_setup_bands(struct ieee80211_hw *hw) * To accomplish this we must first cleanup any pending DMA, * then restart stuff after a la ath5k_init. * - * Called with sc->lock. + * Called with ah->lock. */ int -ath5k_chan_set(struct ath5k_softc *sc, struct ieee80211_channel *chan) +ath5k_chan_set(struct ath5k_hw *ah, struct ieee80211_channel *chan) { - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "channel set, resetting (%u -> %u MHz)\n", - sc->curchan->center_freq, chan->center_freq); + ah->curchan->center_freq, chan->center_freq); /* * To switch channels clear any pending DMA operations; @@ -443,7 +442,7 @@ ath5k_chan_set(struct ath5k_softc *sc, struct ieee80211_channel *chan) * hardware at the new frequency, and then re-enable * the relevant bits of the h/w. */ - return ath5k_reset(sc, chan, true); + return ath5k_reset(ah, chan, true); } void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) @@ -487,10 +486,10 @@ void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) } void -ath5k_update_bssid_mask_and_opmode(struct ath5k_softc *sc, +ath5k_update_bssid_mask_and_opmode(struct ath5k_hw *ah, struct ieee80211_vif *vif) { - struct ath_common *common = ath5k_hw_common(sc->ah); + struct ath_common *common = ath5k_hw_common(ah); struct ath5k_vif_iter_data iter_data; u32 rfilt; @@ -509,24 +508,24 @@ ath5k_update_bssid_mask_and_opmode(struct ath5k_softc *sc, ath5k_vif_iter(&iter_data, vif->addr, vif); /* Get list of all active MAC addresses */ - ieee80211_iterate_active_interfaces_atomic(sc->hw, ath5k_vif_iter, + ieee80211_iterate_active_interfaces_atomic(ah->hw, ath5k_vif_iter, &iter_data); - memcpy(sc->bssidmask, iter_data.mask, ETH_ALEN); + memcpy(ah->bssidmask, iter_data.mask, ETH_ALEN); - sc->opmode = iter_data.opmode; - if (sc->opmode == NL80211_IFTYPE_UNSPECIFIED) + ah->opmode = iter_data.opmode; + if (ah->opmode == NL80211_IFTYPE_UNSPECIFIED) /* Nothing active, default to station mode */ - sc->opmode = NL80211_IFTYPE_STATION; + ah->opmode = NL80211_IFTYPE_STATION; - ath5k_hw_set_opmode(sc->ah, sc->opmode); - ATH5K_DBG(sc, ATH5K_DEBUG_MODE, "mode setup opmode %d (%s)\n", - sc->opmode, ath_opmode_to_string(sc->opmode)); + ath5k_hw_set_opmode(ah, ah->opmode); + ATH5K_DBG(ah, ATH5K_DEBUG_MODE, "mode setup opmode %d (%s)\n", + ah->opmode, ath_opmode_to_string(ah->opmode)); if (iter_data.need_set_hw_addr && iter_data.found_active) - ath5k_hw_set_lladdr(sc->ah, iter_data.active_mac); + ath5k_hw_set_lladdr(ah, iter_data.active_mac); - if (ath5k_hw_hasbssidmask(sc->ah)) - ath5k_hw_set_bssid_mask(sc->ah, sc->bssidmask); + if (ath5k_hw_hasbssidmask(ah)) + ath5k_hw_set_bssid_mask(ah, ah->bssidmask); /* Set up RX Filter */ if (iter_data.n_stas > 1) { @@ -534,16 +533,16 @@ ath5k_update_bssid_mask_and_opmode(struct ath5k_softc *sc, * different APs, ARPs are not received (most of the time?) * Enabling PROMISC appears to fix that problem. */ - sc->filter_flags |= AR5K_RX_FILTER_PROM; + ah->filter_flags |= AR5K_RX_FILTER_PROM; } - rfilt = sc->filter_flags; - ath5k_hw_set_rx_filter(sc->ah, rfilt); - ATH5K_DBG(sc, ATH5K_DEBUG_MODE, "RX filter 0x%x\n", rfilt); + rfilt = ah->filter_flags; + ath5k_hw_set_rx_filter(ah, rfilt); + ATH5K_DBG(ah, ATH5K_DEBUG_MODE, "RX filter 0x%x\n", rfilt); } static inline int -ath5k_hw_to_driver_rix(struct ath5k_softc *sc, int hw_rix) +ath5k_hw_to_driver_rix(struct ath5k_hw *ah, int hw_rix) { int rix; @@ -552,7 +551,7 @@ ath5k_hw_to_driver_rix(struct ath5k_softc *sc, int hw_rix) "hw_rix out of bounds: %x\n", hw_rix)) return 0; - rix = sc->rate_idx[sc->curchan->band][hw_rix]; + rix = ah->rate_idx[ah->curchan->band][hw_rix]; if (WARN(rix < 0, "invalid hw_rix: %x\n", hw_rix)) rix = 0; @@ -564,9 +563,9 @@ ath5k_hw_to_driver_rix(struct ath5k_softc *sc, int hw_rix) \***************/ static -struct sk_buff *ath5k_rx_skb_alloc(struct ath5k_softc *sc, dma_addr_t *skb_addr) +struct sk_buff *ath5k_rx_skb_alloc(struct ath5k_hw *ah, dma_addr_t *skb_addr) { - struct ath_common *common = ath5k_hw_common(sc->ah); + struct ath_common *common = ath5k_hw_common(ah); struct sk_buff *skb; /* @@ -578,17 +577,17 @@ struct sk_buff *ath5k_rx_skb_alloc(struct ath5k_softc *sc, dma_addr_t *skb_addr) GFP_ATOMIC); if (!skb) { - ATH5K_ERR(sc, "can't alloc skbuff of size %u\n", + ATH5K_ERR(ah, "can't alloc skbuff of size %u\n", common->rx_bufsize); return NULL; } - *skb_addr = dma_map_single(sc->dev, + *skb_addr = dma_map_single(ah->dev, skb->data, common->rx_bufsize, DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(sc->dev, *skb_addr))) { - ATH5K_ERR(sc, "%s: DMA mapping failed\n", __func__); + if (unlikely(dma_mapping_error(ah->dev, *skb_addr))) { + ATH5K_ERR(ah, "%s: DMA mapping failed\n", __func__); dev_kfree_skb(skb); return NULL; } @@ -596,15 +595,14 @@ struct sk_buff *ath5k_rx_skb_alloc(struct ath5k_softc *sc, dma_addr_t *skb_addr) } static int -ath5k_rxbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) +ath5k_rxbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf) { - struct ath5k_hw *ah = sc->ah; struct sk_buff *skb = bf->skb; struct ath5k_desc *ds; int ret; if (!skb) { - skb = ath5k_rx_skb_alloc(sc, &bf->skbaddr); + skb = ath5k_rx_skb_alloc(ah, &bf->skbaddr); if (!skb) return -ENOMEM; bf->skb = skb; @@ -630,13 +628,13 @@ ath5k_rxbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) ds->ds_data = bf->skbaddr; ret = ath5k_hw_setup_rx_desc(ah, ds, ah->common.rx_bufsize, 0); if (ret) { - ATH5K_ERR(sc, "%s: could not setup RX desc\n", __func__); + ATH5K_ERR(ah, "%s: could not setup RX desc\n", __func__); return ret; } - if (sc->rxlink != NULL) - *sc->rxlink = bf->daddr; - sc->rxlink = &ds->ds_link; + if (ah->rxlink != NULL) + *ah->rxlink = bf->daddr; + ah->rxlink = &ds->ds_link; return 0; } @@ -664,10 +662,9 @@ static enum ath5k_pkt_type get_hw_packet_type(struct sk_buff *skb) } static int -ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf, +ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf, struct ath5k_txq *txq, int padsize) { - struct ath5k_hw *ah = sc->ah; struct ath5k_desc *ds = bf->desc; struct sk_buff *skb = bf->skb; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); @@ -683,10 +680,10 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf, flags = AR5K_TXDESC_INTREQ | AR5K_TXDESC_CLRDMASK; /* XXX endianness */ - bf->skbaddr = dma_map_single(sc->dev, skb->data, skb->len, + bf->skbaddr = dma_map_single(ah->dev, skb->data, skb->len, DMA_TO_DEVICE); - rate = ieee80211_get_tx_rate(sc->hw, info); + rate = ieee80211_get_tx_rate(ah->hw, info); if (!rate) { ret = -EINVAL; goto err_unmap; @@ -710,20 +707,20 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf, } if (rc_flags & IEEE80211_TX_RC_USE_RTS_CTS) { flags |= AR5K_TXDESC_RTSENA; - cts_rate = ieee80211_get_rts_cts_rate(sc->hw, info)->hw_value; - duration = le16_to_cpu(ieee80211_rts_duration(sc->hw, + cts_rate = ieee80211_get_rts_cts_rate(ah->hw, info)->hw_value; + duration = le16_to_cpu(ieee80211_rts_duration(ah->hw, info->control.vif, pktlen, info)); } if (rc_flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { flags |= AR5K_TXDESC_CTSENA; - cts_rate = ieee80211_get_rts_cts_rate(sc->hw, info)->hw_value; - duration = le16_to_cpu(ieee80211_ctstoself_duration(sc->hw, + cts_rate = ieee80211_get_rts_cts_rate(ah->hw, info)->hw_value; + duration = le16_to_cpu(ieee80211_ctstoself_duration(ah->hw, info->control.vif, pktlen, info)); } ret = ah->ah_setup_tx_desc(ah, ds, pktlen, ieee80211_get_hdrlen_from_skb(skb), padsize, get_hw_packet_type(skb), - (sc->power_level * 2), + (ah->power_level * 2), hw_rate, info->control.rates[0].count, keyidx, ah->ah_tx_ant, flags, cts_rate, duration); @@ -733,7 +730,7 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf, memset(mrr_rate, 0, sizeof(mrr_rate)); memset(mrr_tries, 0, sizeof(mrr_tries)); for (i = 0; i < 3; i++) { - rate = ieee80211_get_alt_retry_rate(sc->hw, info, i); + rate = ieee80211_get_alt_retry_rate(ah->hw, info, i); if (!rate) break; @@ -764,7 +761,7 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf, return 0; err_unmap: - dma_unmap_single(sc->dev, bf->skbaddr, skb->len, DMA_TO_DEVICE); + dma_unmap_single(ah->dev, bf->skbaddr, skb->len, DMA_TO_DEVICE); return ret; } @@ -773,7 +770,7 @@ err_unmap: \*******************/ static int -ath5k_desc_alloc(struct ath5k_softc *sc) +ath5k_desc_alloc(struct ath5k_hw *ah) { struct ath5k_desc *ds; struct ath5k_buf *bf; @@ -782,68 +779,68 @@ ath5k_desc_alloc(struct ath5k_softc *sc) int ret; /* allocate descriptors */ - sc->desc_len = sizeof(struct ath5k_desc) * + ah->desc_len = sizeof(struct ath5k_desc) * (ATH_TXBUF + ATH_RXBUF + ATH_BCBUF + 1); - sc->desc = dma_alloc_coherent(sc->dev, sc->desc_len, - &sc->desc_daddr, GFP_KERNEL); - if (sc->desc == NULL) { - ATH5K_ERR(sc, "can't allocate descriptors\n"); + ah->desc = dma_alloc_coherent(ah->dev, ah->desc_len, + &ah->desc_daddr, GFP_KERNEL); + if (ah->desc == NULL) { + ATH5K_ERR(ah, "can't allocate descriptors\n"); ret = -ENOMEM; goto err; } - ds = sc->desc; - da = sc->desc_daddr; - ATH5K_DBG(sc, ATH5K_DEBUG_ANY, "DMA map: %p (%zu) -> %llx\n", - ds, sc->desc_len, (unsigned long long)sc->desc_daddr); + ds = ah->desc; + da = ah->desc_daddr; + ATH5K_DBG(ah, ATH5K_DEBUG_ANY, "DMA map: %p (%zu) -> %llx\n", + ds, ah->desc_len, (unsigned long long)ah->desc_daddr); bf = kcalloc(1 + ATH_TXBUF + ATH_RXBUF + ATH_BCBUF, sizeof(struct ath5k_buf), GFP_KERNEL); if (bf == NULL) { - ATH5K_ERR(sc, "can't allocate bufptr\n"); + ATH5K_ERR(ah, "can't allocate bufptr\n"); ret = -ENOMEM; goto err_free; } - sc->bufptr = bf; + ah->bufptr = bf; - INIT_LIST_HEAD(&sc->rxbuf); + INIT_LIST_HEAD(&ah->rxbuf); for (i = 0; i < ATH_RXBUF; i++, bf++, ds++, da += sizeof(*ds)) { bf->desc = ds; bf->daddr = da; - list_add_tail(&bf->list, &sc->rxbuf); + list_add_tail(&bf->list, &ah->rxbuf); } - INIT_LIST_HEAD(&sc->txbuf); - sc->txbuf_len = ATH_TXBUF; + INIT_LIST_HEAD(&ah->txbuf); + ah->txbuf_len = ATH_TXBUF; for (i = 0; i < ATH_TXBUF; i++, bf++, ds++, da += sizeof(*ds)) { bf->desc = ds; bf->daddr = da; - list_add_tail(&bf->list, &sc->txbuf); + list_add_tail(&bf->list, &ah->txbuf); } /* beacon buffers */ - INIT_LIST_HEAD(&sc->bcbuf); + INIT_LIST_HEAD(&ah->bcbuf); for (i = 0; i < ATH_BCBUF; i++, bf++, ds++, da += sizeof(*ds)) { bf->desc = ds; bf->daddr = da; - list_add_tail(&bf->list, &sc->bcbuf); + list_add_tail(&bf->list, &ah->bcbuf); } return 0; err_free: - dma_free_coherent(sc->dev, sc->desc_len, sc->desc, sc->desc_daddr); + dma_free_coherent(ah->dev, ah->desc_len, ah->desc, ah->desc_daddr); err: - sc->desc = NULL; + ah->desc = NULL; return ret; } void -ath5k_txbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf) +ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf) { BUG_ON(!bf); if (!bf->skb) return; - dma_unmap_single(sc->dev, bf->skbaddr, bf->skb->len, + dma_unmap_single(ah->dev, bf->skbaddr, bf->skb->len, DMA_TO_DEVICE); dev_kfree_skb_any(bf->skb); bf->skb = NULL; @@ -852,15 +849,14 @@ ath5k_txbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf) } void -ath5k_rxbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf) +ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf) { - struct ath5k_hw *ah = sc->ah; struct ath_common *common = ath5k_hw_common(ah); BUG_ON(!bf); if (!bf->skb) return; - dma_unmap_single(sc->dev, bf->skbaddr, common->rx_bufsize, + dma_unmap_single(ah->dev, bf->skbaddr, common->rx_bufsize, DMA_FROM_DEVICE); dev_kfree_skb_any(bf->skb); bf->skb = NULL; @@ -869,24 +865,24 @@ ath5k_rxbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf) } static void -ath5k_desc_free(struct ath5k_softc *sc) +ath5k_desc_free(struct ath5k_hw *ah) { struct ath5k_buf *bf; - list_for_each_entry(bf, &sc->txbuf, list) - ath5k_txbuf_free_skb(sc, bf); - list_for_each_entry(bf, &sc->rxbuf, list) - ath5k_rxbuf_free_skb(sc, bf); - list_for_each_entry(bf, &sc->bcbuf, list) - ath5k_txbuf_free_skb(sc, bf); + list_for_each_entry(bf, &ah->txbuf, list) + ath5k_txbuf_free_skb(ah, bf); + list_for_each_entry(bf, &ah->rxbuf, list) + ath5k_rxbuf_free_skb(ah, bf); + list_for_each_entry(bf, &ah->bcbuf, list) + ath5k_txbuf_free_skb(ah, bf); /* Free memory associated with all descriptors */ - dma_free_coherent(sc->dev, sc->desc_len, sc->desc, sc->desc_daddr); - sc->desc = NULL; - sc->desc_daddr = 0; + dma_free_coherent(ah->dev, ah->desc_len, ah->desc, ah->desc_daddr); + ah->desc = NULL; + ah->desc_daddr = 0; - kfree(sc->bufptr); - sc->bufptr = NULL; + kfree(ah->bufptr); + ah->bufptr = NULL; } @@ -895,10 +891,9 @@ ath5k_desc_free(struct ath5k_softc *sc) \**************/ static struct ath5k_txq * -ath5k_txq_setup(struct ath5k_softc *sc, +ath5k_txq_setup(struct ath5k_hw *ah, int qtype, int subtype) { - struct ath5k_hw *ah = sc->ah; struct ath5k_txq *txq; struct ath5k_txq_info qi = { .tqi_subtype = subtype, @@ -932,13 +927,13 @@ ath5k_txq_setup(struct ath5k_softc *sc, */ return ERR_PTR(qnum); } - if (qnum >= ARRAY_SIZE(sc->txqs)) { - ATH5K_ERR(sc, "hw qnum %u out of range, max %tu!\n", - qnum, ARRAY_SIZE(sc->txqs)); + if (qnum >= ARRAY_SIZE(ah->txqs)) { + ATH5K_ERR(ah, "hw qnum %u out of range, max %tu!\n", + qnum, ARRAY_SIZE(ah->txqs)); ath5k_hw_release_tx_queue(ah, qnum); return ERR_PTR(-EINVAL); } - txq = &sc->txqs[qnum]; + txq = &ah->txqs[qnum]; if (!txq->setup) { txq->qnum = qnum; txq->link = NULL; @@ -950,7 +945,7 @@ ath5k_txq_setup(struct ath5k_softc *sc, txq->txq_poll_mark = false; txq->txq_stuck = 0; } - return &sc->txqs[qnum]; + return &ah->txqs[qnum]; } static int @@ -970,18 +965,17 @@ ath5k_beaconq_setup(struct ath5k_hw *ah) } static int -ath5k_beaconq_config(struct ath5k_softc *sc) +ath5k_beaconq_config(struct ath5k_hw *ah) { - struct ath5k_hw *ah = sc->ah; struct ath5k_txq_info qi; int ret; - ret = ath5k_hw_get_tx_queueprops(ah, sc->bhalq, &qi); + ret = ath5k_hw_get_tx_queueprops(ah, ah->bhalq, &qi); if (ret) goto err; - if (sc->opmode == NL80211_IFTYPE_AP || - sc->opmode == NL80211_IFTYPE_MESH_POINT) { + if (ah->opmode == NL80211_IFTYPE_AP || + ah->opmode == NL80211_IFTYPE_MESH_POINT) { /* * Always burst out beacon and CAB traffic * (aifs = cwmin = cwmax = 0) @@ -989,7 +983,7 @@ ath5k_beaconq_config(struct ath5k_softc *sc) qi.tqi_aifs = 0; qi.tqi_cw_min = 0; qi.tqi_cw_max = 0; - } else if (sc->opmode == NL80211_IFTYPE_ADHOC) { + } else if (ah->opmode == NL80211_IFTYPE_ADHOC) { /* * Adhoc mode; backoff between 0 and (2 * cw_min). */ @@ -998,17 +992,17 @@ ath5k_beaconq_config(struct ath5k_softc *sc) qi.tqi_cw_max = 2 * AR5K_TUNE_CWMIN; } - ATH5K_DBG(sc, ATH5K_DEBUG_BEACON, + ATH5K_DBG(ah, ATH5K_DEBUG_BEACON, "beacon queueprops tqi_aifs:%d tqi_cw_min:%d tqi_cw_max:%d\n", qi.tqi_aifs, qi.tqi_cw_min, qi.tqi_cw_max); - ret = ath5k_hw_set_tx_queueprops(ah, sc->bhalq, &qi); + ret = ath5k_hw_set_tx_queueprops(ah, ah->bhalq, &qi); if (ret) { - ATH5K_ERR(sc, "%s: unable to update parameters for beacon " + ATH5K_ERR(ah, "%s: unable to update parameters for beacon " "hardware queue!\n", __func__); goto err; } - ret = ath5k_hw_reset_tx_queue(ah, sc->bhalq); /* push to h/w */ + ret = ath5k_hw_reset_tx_queue(ah, ah->bhalq); /* push to h/w */ if (ret) goto err; @@ -1017,7 +1011,7 @@ ath5k_beaconq_config(struct ath5k_softc *sc) if (ret) goto err; - qi.tqi_ready_time = (sc->bintval * 80) / 100; + qi.tqi_ready_time = (ah->bintval * 80) / 100; ret = ath5k_hw_set_tx_queueprops(ah, AR5K_TX_QUEUE_ID_CAB, &qi); if (ret) goto err; @@ -1030,7 +1024,7 @@ err: /** * ath5k_drain_tx_buffs - Empty tx buffers * - * @sc The &struct ath5k_softc + * @ah The &struct ath5k_hw * * Empty tx buffers from all queues in preparation * of a reset or during shutdown. @@ -1039,26 +1033,26 @@ err: * we do not need to block ath5k_tx_tasklet */ static void -ath5k_drain_tx_buffs(struct ath5k_softc *sc) +ath5k_drain_tx_buffs(struct ath5k_hw *ah) { struct ath5k_txq *txq; struct ath5k_buf *bf, *bf0; int i; - for (i = 0; i < ARRAY_SIZE(sc->txqs); i++) { - if (sc->txqs[i].setup) { - txq = &sc->txqs[i]; + for (i = 0; i < ARRAY_SIZE(ah->txqs); i++) { + if (ah->txqs[i].setup) { + txq = &ah->txqs[i]; spin_lock_bh(&txq->lock); list_for_each_entry_safe(bf, bf0, &txq->q, list) { - ath5k_debug_printtxbuf(sc, bf); + ath5k_debug_printtxbuf(ah, bf); - ath5k_txbuf_free_skb(sc, bf); + ath5k_txbuf_free_skb(ah, bf); - spin_lock_bh(&sc->txbuflock); - list_move_tail(&bf->list, &sc->txbuf); - sc->txbuf_len++; + spin_lock_bh(&ah->txbuflock); + list_move_tail(&bf->list, &ah->txbuf); + ah->txbuf_len++; txq->txq_len--; - spin_unlock_bh(&sc->txbuflock); + spin_unlock_bh(&ah->txbuflock); } txq->link = NULL; txq->txq_poll_mark = false; @@ -1068,14 +1062,14 @@ ath5k_drain_tx_buffs(struct ath5k_softc *sc) } static void -ath5k_txq_release(struct ath5k_softc *sc) +ath5k_txq_release(struct ath5k_hw *ah) { - struct ath5k_txq *txq = sc->txqs; + struct ath5k_txq *txq = ah->txqs; unsigned int i; - for (i = 0; i < ARRAY_SIZE(sc->txqs); i++, txq++) + for (i = 0; i < ARRAY_SIZE(ah->txqs); i++, txq++) if (txq->setup) { - ath5k_hw_release_tx_queue(sc->ah, txq->qnum); + ath5k_hw_release_tx_queue(ah, txq->qnum); txq->setup = false; } } @@ -1089,33 +1083,32 @@ ath5k_txq_release(struct ath5k_softc *sc) * Enable the receive h/w following a reset. */ static int -ath5k_rx_start(struct ath5k_softc *sc) +ath5k_rx_start(struct ath5k_hw *ah) { - struct ath5k_hw *ah = sc->ah; struct ath_common *common = ath5k_hw_common(ah); struct ath5k_buf *bf; int ret; common->rx_bufsize = roundup(IEEE80211_MAX_FRAME_LEN, common->cachelsz); - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "cachelsz %u rx_bufsize %u\n", + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "cachelsz %u rx_bufsize %u\n", common->cachelsz, common->rx_bufsize); - spin_lock_bh(&sc->rxbuflock); - sc->rxlink = NULL; - list_for_each_entry(bf, &sc->rxbuf, list) { - ret = ath5k_rxbuf_setup(sc, bf); + spin_lock_bh(&ah->rxbuflock); + ah->rxlink = NULL; + list_for_each_entry(bf, &ah->rxbuf, list) { + ret = ath5k_rxbuf_setup(ah, bf); if (ret != 0) { - spin_unlock_bh(&sc->rxbuflock); + spin_unlock_bh(&ah->rxbuflock); goto err; } } - bf = list_first_entry(&sc->rxbuf, struct ath5k_buf, list); + bf = list_first_entry(&ah->rxbuf, struct ath5k_buf, list); ath5k_hw_set_rxdp(ah, bf->daddr); - spin_unlock_bh(&sc->rxbuflock); + spin_unlock_bh(&ah->rxbuflock); ath5k_hw_start_rx_dma(ah); /* enable recv descriptors */ - ath5k_update_bssid_mask_and_opmode(sc, NULL); /* set filters, etc. */ + ath5k_update_bssid_mask_and_opmode(ah, NULL); /* set filters, etc. */ ath5k_hw_start_rx_pcu(ah); /* re-enable PCU/DMA engine */ return 0; @@ -1131,21 +1124,19 @@ err: * does. */ static void -ath5k_rx_stop(struct ath5k_softc *sc) +ath5k_rx_stop(struct ath5k_hw *ah) { - struct ath5k_hw *ah = sc->ah; ath5k_hw_set_rx_filter(ah, 0); /* clear recv filter */ ath5k_hw_stop_rx_pcu(ah); /* disable PCU */ - ath5k_debug_printrxbuffs(sc, ah); + ath5k_debug_printrxbuffs(ah); } static unsigned int -ath5k_rx_decrypted(struct ath5k_softc *sc, struct sk_buff *skb, +ath5k_rx_decrypted(struct ath5k_hw *ah, struct sk_buff *skb, struct ath5k_rx_status *rs) { - struct ath5k_hw *ah = sc->ah; struct ath_common *common = ath5k_hw_common(ah); struct ieee80211_hdr *hdr = (void *)skb->data; unsigned int keyix, hlen; @@ -1172,10 +1163,10 @@ ath5k_rx_decrypted(struct ath5k_softc *sc, struct sk_buff *skb, static void -ath5k_check_ibss_tsf(struct ath5k_softc *sc, struct sk_buff *skb, +ath5k_check_ibss_tsf(struct ath5k_hw *ah, struct sk_buff *skb, struct ieee80211_rx_status *rxs) { - struct ath_common *common = ath5k_hw_common(sc->ah); + struct ath_common *common = ath5k_hw_common(ah); u64 tsf, bc_tstamp; u32 hw_tu; struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data; @@ -1188,11 +1179,11 @@ ath5k_check_ibss_tsf(struct ath5k_softc *sc, struct sk_buff *skb, * have updated the local TSF. We have to work around various * hardware bugs, though... */ - tsf = ath5k_hw_get_tsf64(sc->ah); + tsf = ath5k_hw_get_tsf64(ah); bc_tstamp = le64_to_cpu(mgmt->u.beacon.timestamp); hw_tu = TSF_TO_TU(tsf); - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "beacon %llx mactime %llx (diff %lld) tsf now %llx\n", (unsigned long long)bc_tstamp, (unsigned long long)rxs->mactime, @@ -1211,7 +1202,7 @@ ath5k_check_ibss_tsf(struct ath5k_softc *sc, struct sk_buff *skb, * received, not like mac80211 which defines it at the start. */ if (bc_tstamp > rxs->mactime) { - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "fixing mactime from %llx to %llx\n", (unsigned long long)rxs->mactime, (unsigned long long)tsf); @@ -1224,25 +1215,24 @@ ath5k_check_ibss_tsf(struct ath5k_softc *sc, struct sk_buff *skb, * beacons. This also takes care of synchronizing beacon sending * times with other stations. */ - if (hw_tu >= sc->nexttbtt) - ath5k_beacon_update_timers(sc, bc_tstamp); + if (hw_tu >= ah->nexttbtt) + ath5k_beacon_update_timers(ah, bc_tstamp); /* Check if the beacon timers are still correct, because a TSF * update might have created a window between them - for a * longer description see the comment of this function: */ - if (!ath5k_hw_check_beacon_timers(sc->ah, sc->bintval)) { - ath5k_beacon_update_timers(sc, bc_tstamp); - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, + if (!ath5k_hw_check_beacon_timers(ah, ah->bintval)) { + ath5k_beacon_update_timers(ah, bc_tstamp); + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "fixed beacon timers after beacon receive\n"); } } } static void -ath5k_update_beacon_rssi(struct ath5k_softc *sc, struct sk_buff *skb, int rssi) +ath5k_update_beacon_rssi(struct ath5k_hw *ah, struct sk_buff *skb, int rssi) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data; - struct ath5k_hw *ah = sc->ah; struct ath_common *common = ath5k_hw_common(ah); /* only beacons from our BSSID */ @@ -1324,7 +1314,7 @@ static int ath5k_remove_padding(struct sk_buff *skb) } static void -ath5k_receive_frame(struct ath5k_softc *sc, struct sk_buff *skb, +ath5k_receive_frame(struct ath5k_hw *ah, struct sk_buff *skb, struct ath5k_rx_status *rs) { struct ieee80211_rx_status *rxs; @@ -1357,37 +1347,37 @@ ath5k_receive_frame(struct ath5k_softc *sc, struct sk_buff *skb, * impossible to comply to that. This affects IBSS merge only * right now, so it's not too bad... */ - rxs->mactime = ath5k_extend_tsf(sc->ah, rs->rs_tstamp); + rxs->mactime = ath5k_extend_tsf(ah, rs->rs_tstamp); rxs->flag |= RX_FLAG_MACTIME_MPDU; - rxs->freq = sc->curchan->center_freq; - rxs->band = sc->curchan->band; + rxs->freq = ah->curchan->center_freq; + rxs->band = ah->curchan->band; - rxs->signal = sc->ah->ah_noise_floor + rs->rs_rssi; + rxs->signal = ah->ah_noise_floor + rs->rs_rssi; rxs->antenna = rs->rs_antenna; if (rs->rs_antenna > 0 && rs->rs_antenna < 5) - sc->stats.antenna_rx[rs->rs_antenna]++; + ah->stats.antenna_rx[rs->rs_antenna]++; else - sc->stats.antenna_rx[0]++; /* invalid */ + ah->stats.antenna_rx[0]++; /* invalid */ - rxs->rate_idx = ath5k_hw_to_driver_rix(sc, rs->rs_rate); - rxs->flag |= ath5k_rx_decrypted(sc, skb, rs); + rxs->rate_idx = ath5k_hw_to_driver_rix(ah, rs->rs_rate); + rxs->flag |= ath5k_rx_decrypted(ah, skb, rs); if (rxs->rate_idx >= 0 && rs->rs_rate == - sc->sbands[sc->curchan->band].bitrates[rxs->rate_idx].hw_value_short) + ah->sbands[ah->curchan->band].bitrates[rxs->rate_idx].hw_value_short) rxs->flag |= RX_FLAG_SHORTPRE; - trace_ath5k_rx(sc, skb); + trace_ath5k_rx(ah, skb); - ath5k_update_beacon_rssi(sc, skb, rs->rs_rssi); + ath5k_update_beacon_rssi(ah, skb, rs->rs_rssi); /* check beacons in IBSS mode */ - if (sc->opmode == NL80211_IFTYPE_ADHOC) - ath5k_check_ibss_tsf(sc, skb, rxs); + if (ah->opmode == NL80211_IFTYPE_ADHOC) + ath5k_check_ibss_tsf(ah, skb, rxs); - ieee80211_rx(sc->hw, skb); + ieee80211_rx(ah->hw, skb); } /** ath5k_frame_receive_ok() - Do we want to receive this frame or not? @@ -1396,20 +1386,20 @@ ath5k_receive_frame(struct ath5k_softc *sc, struct sk_buff *skb, * statistics. Return true if we want this frame, false if not. */ static bool -ath5k_receive_frame_ok(struct ath5k_softc *sc, struct ath5k_rx_status *rs) +ath5k_receive_frame_ok(struct ath5k_hw *ah, struct ath5k_rx_status *rs) { - sc->stats.rx_all_count++; - sc->stats.rx_bytes_count += rs->rs_datalen; + ah->stats.rx_all_count++; + ah->stats.rx_bytes_count += rs->rs_datalen; if (unlikely(rs->rs_status)) { if (rs->rs_status & AR5K_RXERR_CRC) - sc->stats.rxerr_crc++; + ah->stats.rxerr_crc++; if (rs->rs_status & AR5K_RXERR_FIFO) - sc->stats.rxerr_fifo++; + ah->stats.rxerr_fifo++; if (rs->rs_status & AR5K_RXERR_PHY) { - sc->stats.rxerr_phy++; + ah->stats.rxerr_phy++; if (rs->rs_phyerr > 0 && rs->rs_phyerr < 32) - sc->stats.rxerr_phy_code[rs->rs_phyerr]++; + ah->stats.rxerr_phy_code[rs->rs_phyerr]++; return false; } if (rs->rs_status & AR5K_RXERR_DECRYPT) { @@ -1423,13 +1413,13 @@ ath5k_receive_frame_ok(struct ath5k_softc *sc, struct ath5k_rx_status *rs) * * XXX do key cache faulting */ - sc->stats.rxerr_decrypt++; + ah->stats.rxerr_decrypt++; if (rs->rs_keyix == AR5K_RXKEYIX_INVALID && !(rs->rs_status & AR5K_RXERR_CRC)) return true; } if (rs->rs_status & AR5K_RXERR_MIC) { - sc->stats.rxerr_mic++; + ah->stats.rxerr_mic++; return true; } @@ -1439,26 +1429,26 @@ ath5k_receive_frame_ok(struct ath5k_softc *sc, struct ath5k_rx_status *rs) } if (unlikely(rs->rs_more)) { - sc->stats.rxerr_jumbo++; + ah->stats.rxerr_jumbo++; return false; } return true; } static void -ath5k_set_current_imask(struct ath5k_softc *sc) +ath5k_set_current_imask(struct ath5k_hw *ah) { enum ath5k_int imask; unsigned long flags; - spin_lock_irqsave(&sc->irqlock, flags); - imask = sc->imask; - if (sc->rx_pending) + spin_lock_irqsave(&ah->irqlock, flags); + imask = ah->imask; + if (ah->rx_pending) imask &= ~AR5K_INT_RX_ALL; - if (sc->tx_pending) + if (ah->tx_pending) imask &= ~AR5K_INT_TX_ALL; - ath5k_hw_set_imr(sc->ah, imask); - spin_unlock_irqrestore(&sc->irqlock, flags); + ath5k_hw_set_imr(ah, imask); + spin_unlock_irqrestore(&ah->irqlock, flags); } static void @@ -1467,39 +1457,38 @@ ath5k_tasklet_rx(unsigned long data) struct ath5k_rx_status rs = {}; struct sk_buff *skb, *next_skb; dma_addr_t next_skb_addr; - struct ath5k_softc *sc = (void *)data; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = (void *)data; struct ath_common *common = ath5k_hw_common(ah); struct ath5k_buf *bf; struct ath5k_desc *ds; int ret; - spin_lock(&sc->rxbuflock); - if (list_empty(&sc->rxbuf)) { - ATH5K_WARN(sc, "empty rx buf pool\n"); + spin_lock(&ah->rxbuflock); + if (list_empty(&ah->rxbuf)) { + ATH5K_WARN(ah, "empty rx buf pool\n"); goto unlock; } do { - bf = list_first_entry(&sc->rxbuf, struct ath5k_buf, list); + bf = list_first_entry(&ah->rxbuf, struct ath5k_buf, list); BUG_ON(bf->skb == NULL); skb = bf->skb; ds = bf->desc; /* bail if HW is still using self-linked descriptor */ - if (ath5k_hw_get_rxdp(sc->ah) == bf->daddr) + if (ath5k_hw_get_rxdp(ah) == bf->daddr) break; - ret = sc->ah->ah_proc_rx_desc(sc->ah, ds, &rs); + ret = ah->ah_proc_rx_desc(ah, ds, &rs); if (unlikely(ret == -EINPROGRESS)) break; else if (unlikely(ret)) { - ATH5K_ERR(sc, "error in processing rx descriptor\n"); - sc->stats.rxerr_proc++; + ATH5K_ERR(ah, "error in processing rx descriptor\n"); + ah->stats.rxerr_proc++; break; } - if (ath5k_receive_frame_ok(sc, &rs)) { - next_skb = ath5k_rx_skb_alloc(sc, &next_skb_addr); + if (ath5k_receive_frame_ok(ah, &rs)) { + next_skb = ath5k_rx_skb_alloc(ah, &next_skb_addr); /* * If we can't replace bf->skb with a new skb under @@ -1508,24 +1497,24 @@ ath5k_tasklet_rx(unsigned long data) if (!next_skb) goto next; - dma_unmap_single(sc->dev, bf->skbaddr, + dma_unmap_single(ah->dev, bf->skbaddr, common->rx_bufsize, DMA_FROM_DEVICE); skb_put(skb, rs.rs_datalen); - ath5k_receive_frame(sc, skb, &rs); + ath5k_receive_frame(ah, skb, &rs); bf->skb = next_skb; bf->skbaddr = next_skb_addr; } next: - list_move_tail(&bf->list, &sc->rxbuf); - } while (ath5k_rxbuf_setup(sc, bf) == 0); + list_move_tail(&bf->list, &ah->rxbuf); + } while (ath5k_rxbuf_setup(ah, bf) == 0); unlock: - spin_unlock(&sc->rxbuflock); - sc->rx_pending = false; - ath5k_set_current_imask(sc); + spin_unlock(&ah->rxbuflock); + ah->rx_pending = false; + ath5k_set_current_imask(ah); } @@ -1537,12 +1526,12 @@ void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, struct ath5k_txq *txq) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; struct ath5k_buf *bf; unsigned long flags; int padsize; - trace_ath5k_tx(sc, skb, txq); + trace_ath5k_tx(ah, skb, txq); /* * The hardware expects the header padded to 4 byte boundaries. @@ -1550,7 +1539,7 @@ ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, */ padsize = ath5k_add_padding(skb); if (padsize < 0) { - ATH5K_ERR(sc, "tx hdrlen not %%4: not enough" + ATH5K_ERR(ah, "tx hdrlen not %%4: not enough" " headroom to pad"); goto drop_packet; } @@ -1559,28 +1548,28 @@ ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, txq->qnum <= AR5K_TX_QUEUE_ID_DATA_MAX) ieee80211_stop_queue(hw, txq->qnum); - spin_lock_irqsave(&sc->txbuflock, flags); - if (list_empty(&sc->txbuf)) { - ATH5K_ERR(sc, "no further txbuf available, dropping packet\n"); - spin_unlock_irqrestore(&sc->txbuflock, flags); + spin_lock_irqsave(&ah->txbuflock, flags); + if (list_empty(&ah->txbuf)) { + ATH5K_ERR(ah, "no further txbuf available, dropping packet\n"); + spin_unlock_irqrestore(&ah->txbuflock, flags); ieee80211_stop_queues(hw); goto drop_packet; } - bf = list_first_entry(&sc->txbuf, struct ath5k_buf, list); + bf = list_first_entry(&ah->txbuf, struct ath5k_buf, list); list_del(&bf->list); - sc->txbuf_len--; - if (list_empty(&sc->txbuf)) + ah->txbuf_len--; + if (list_empty(&ah->txbuf)) ieee80211_stop_queues(hw); - spin_unlock_irqrestore(&sc->txbuflock, flags); + spin_unlock_irqrestore(&ah->txbuflock, flags); bf->skb = skb; - if (ath5k_txbuf_setup(sc, bf, txq, padsize)) { + if (ath5k_txbuf_setup(ah, bf, txq, padsize)) { bf->skb = NULL; - spin_lock_irqsave(&sc->txbuflock, flags); - list_add_tail(&bf->list, &sc->txbuf); - sc->txbuf_len++; - spin_unlock_irqrestore(&sc->txbuflock, flags); + spin_lock_irqsave(&ah->txbuflock, flags); + list_add_tail(&bf->list, &ah->txbuf); + ah->txbuf_len++; + spin_unlock_irqrestore(&ah->txbuflock, flags); goto drop_packet; } return; @@ -1590,15 +1579,15 @@ drop_packet: } static void -ath5k_tx_frame_completed(struct ath5k_softc *sc, struct sk_buff *skb, +ath5k_tx_frame_completed(struct ath5k_hw *ah, struct sk_buff *skb, struct ath5k_txq *txq, struct ath5k_tx_status *ts) { struct ieee80211_tx_info *info; u8 tries[3]; int i; - sc->stats.tx_all_count++; - sc->stats.tx_bytes_count += skb->len; + ah->stats.tx_all_count++; + ah->stats.tx_bytes_count += skb->len; info = IEEE80211_SKB_CB(skb); tries[0] = info->status.rates[0].count; @@ -1618,15 +1607,15 @@ ath5k_tx_frame_completed(struct ath5k_softc *sc, struct sk_buff *skb, info->status.rates[ts->ts_final_idx + 1].idx = -1; if (unlikely(ts->ts_status)) { - sc->stats.ack_fail++; + ah->stats.ack_fail++; if (ts->ts_status & AR5K_TXERR_FILT) { info->flags |= IEEE80211_TX_STAT_TX_FILTERED; - sc->stats.txerr_filt++; + ah->stats.txerr_filt++; } if (ts->ts_status & AR5K_TXERR_XRETRY) - sc->stats.txerr_retry++; + ah->stats.txerr_retry++; if (ts->ts_status & AR5K_TXERR_FIFO) - sc->stats.txerr_fifo++; + ah->stats.txerr_fifo++; } else { info->flags |= IEEE80211_TX_STAT_ACK; info->status.ack_signal = ts->ts_rssi; @@ -1642,16 +1631,16 @@ ath5k_tx_frame_completed(struct ath5k_softc *sc, struct sk_buff *skb, ath5k_remove_padding(skb); if (ts->ts_antenna > 0 && ts->ts_antenna < 5) - sc->stats.antenna_tx[ts->ts_antenna]++; + ah->stats.antenna_tx[ts->ts_antenna]++; else - sc->stats.antenna_tx[0]++; /* invalid */ + ah->stats.antenna_tx[0]++; /* invalid */ - trace_ath5k_tx_complete(sc, skb, txq, ts); - ieee80211_tx_status(sc->hw, skb); + trace_ath5k_tx_complete(ah, skb, txq, ts); + ieee80211_tx_status(ah->hw, skb); } static void -ath5k_tx_processq(struct ath5k_softc *sc, struct ath5k_txq *txq) +ath5k_tx_processq(struct ath5k_hw *ah, struct ath5k_txq *txq) { struct ath5k_tx_status ts = {}; struct ath5k_buf *bf, *bf0; @@ -1668,11 +1657,11 @@ ath5k_tx_processq(struct ath5k_softc *sc, struct ath5k_txq *txq) if (bf->skb != NULL) { ds = bf->desc; - ret = sc->ah->ah_proc_tx_desc(sc->ah, ds, &ts); + ret = ah->ah_proc_tx_desc(ah, ds, &ts); if (unlikely(ret == -EINPROGRESS)) break; else if (unlikely(ret)) { - ATH5K_ERR(sc, + ATH5K_ERR(ah, "error %d while processing " "queue %u\n", ret, txq->qnum); break; @@ -1681,9 +1670,9 @@ ath5k_tx_processq(struct ath5k_softc *sc, struct ath5k_txq *txq) skb = bf->skb; bf->skb = NULL; - dma_unmap_single(sc->dev, bf->skbaddr, skb->len, + dma_unmap_single(ah->dev, bf->skbaddr, skb->len, DMA_TO_DEVICE); - ath5k_tx_frame_completed(sc, skb, txq, &ts); + ath5k_tx_frame_completed(ah, skb, txq, &ts); } /* @@ -1692,31 +1681,31 @@ ath5k_tx_processq(struct ath5k_softc *sc, struct ath5k_txq *txq) * host memory and moved on. * Always keep the last descriptor to avoid HW races... */ - if (ath5k_hw_get_txdp(sc->ah, txq->qnum) != bf->daddr) { - spin_lock(&sc->txbuflock); - list_move_tail(&bf->list, &sc->txbuf); - sc->txbuf_len++; + if (ath5k_hw_get_txdp(ah, txq->qnum) != bf->daddr) { + spin_lock(&ah->txbuflock); + list_move_tail(&bf->list, &ah->txbuf); + ah->txbuf_len++; txq->txq_len--; - spin_unlock(&sc->txbuflock); + spin_unlock(&ah->txbuflock); } } spin_unlock(&txq->lock); if (txq->txq_len < ATH5K_TXQ_LEN_LOW && txq->qnum < 4) - ieee80211_wake_queue(sc->hw, txq->qnum); + ieee80211_wake_queue(ah->hw, txq->qnum); } static void ath5k_tasklet_tx(unsigned long data) { int i; - struct ath5k_softc *sc = (void *)data; + struct ath5k_hw *ah = (void *)data; for (i = 0; i < AR5K_NUM_TX_QUEUES; i++) - if (sc->txqs[i].setup && (sc->ah->ah_txq_isr & BIT(i))) - ath5k_tx_processq(sc, &sc->txqs[i]); + if (ah->txqs[i].setup && (ah->ah_txq_isr & BIT(i))) + ath5k_tx_processq(ah, &ah->txqs[i]); - sc->tx_pending = false; - ath5k_set_current_imask(sc); + ah->tx_pending = false; + ath5k_set_current_imask(ah); } @@ -1728,25 +1717,24 @@ ath5k_tasklet_tx(unsigned long data) * Setup the beacon frame for transmit. */ static int -ath5k_beacon_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) +ath5k_beacon_setup(struct ath5k_hw *ah, struct ath5k_buf *bf) { struct sk_buff *skb = bf->skb; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); - struct ath5k_hw *ah = sc->ah; struct ath5k_desc *ds; int ret = 0; u8 antenna; u32 flags; const int padsize = 0; - bf->skbaddr = dma_map_single(sc->dev, skb->data, skb->len, + bf->skbaddr = dma_map_single(ah->dev, skb->data, skb->len, DMA_TO_DEVICE); - ATH5K_DBG(sc, ATH5K_DEBUG_BEACON, "skb %p [data %p len %u] " + ATH5K_DBG(ah, ATH5K_DEBUG_BEACON, "skb %p [data %p len %u] " "skbaddr %llx\n", skb, skb->data, skb->len, (unsigned long long)bf->skbaddr); - if (dma_mapping_error(sc->dev, bf->skbaddr)) { - ATH5K_ERR(sc, "beacon DMA mapping failed\n"); + if (dma_mapping_error(ah->dev, bf->skbaddr)) { + ATH5K_ERR(ah, "beacon DMA mapping failed\n"); return -EIO; } @@ -1754,7 +1742,7 @@ ath5k_beacon_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) antenna = ah->ah_tx_ant; flags = AR5K_TXDESC_NOACK; - if (sc->opmode == NL80211_IFTYPE_ADHOC && ath5k_hw_hasveol(ah)) { + if (ah->opmode == NL80211_IFTYPE_ADHOC && ath5k_hw_hasveol(ah)) { ds->ds_link = bf->daddr; /* self-linked */ flags |= AR5K_TXDESC_VEOL; } else @@ -1779,7 +1767,7 @@ ath5k_beacon_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) * on all of them. */ if (ah->ah_ant_mode == AR5K_ANTMODE_SECTOR_AP) - antenna = sc->bsent & 4 ? 2 : 1; + antenna = ah->bsent & 4 ? 2 : 1; /* FIXME: If we are in g mode and rate is a CCK rate @@ -1788,8 +1776,8 @@ ath5k_beacon_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) ds->ds_data = bf->skbaddr; ret = ah->ah_setup_tx_desc(ah, ds, skb->len, ieee80211_get_hdrlen_from_skb(skb), padsize, - AR5K_PKT_TYPE_BEACON, (sc->power_level * 2), - ieee80211_get_tx_rate(sc->hw, info)->hw_value, + AR5K_PKT_TYPE_BEACON, (ah->power_level * 2), + ieee80211_get_tx_rate(ah->hw, info)->hw_value, 1, AR5K_TXKEYIX_INVALID, antenna, flags, 0, 0); if (ret) @@ -1797,7 +1785,7 @@ ath5k_beacon_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) return 0; err_unmap: - dma_unmap_single(sc->dev, bf->skbaddr, skb->len, DMA_TO_DEVICE); + dma_unmap_single(ah->dev, bf->skbaddr, skb->len, DMA_TO_DEVICE); return ret; } @@ -1812,7 +1800,7 @@ int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { int ret; - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; struct ath5k_vif *avf = (void *)vif->drv_priv; struct sk_buff *skb; @@ -1828,9 +1816,9 @@ ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif) goto out; } - ath5k_txbuf_free_skb(sc, avf->bbuf); + ath5k_txbuf_free_skb(ah, avf->bbuf); avf->bbuf->skb = skb; - ret = ath5k_beacon_setup(sc, avf->bbuf); + ret = ath5k_beacon_setup(ah, avf->bbuf); if (ret) avf->bbuf->skb = NULL; out: @@ -1846,15 +1834,14 @@ out: * or user context from ath5k_beacon_config. */ static void -ath5k_beacon_send(struct ath5k_softc *sc) +ath5k_beacon_send(struct ath5k_hw *ah) { - struct ath5k_hw *ah = sc->ah; struct ieee80211_vif *vif; struct ath5k_vif *avf; struct ath5k_buf *bf; struct sk_buff *skb; - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, "in beacon_send\n"); + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "in beacon_send\n"); /* * Check if the previous beacon has gone out. If @@ -1863,47 +1850,47 @@ ath5k_beacon_send(struct ath5k_softc *sc) * indicate a problem and should not occur. If we * miss too many consecutive beacons reset the device. */ - if (unlikely(ath5k_hw_num_tx_pending(ah, sc->bhalq) != 0)) { - sc->bmisscount++; - ATH5K_DBG(sc, ATH5K_DEBUG_BEACON, - "missed %u consecutive beacons\n", sc->bmisscount); - if (sc->bmisscount > 10) { /* NB: 10 is a guess */ - ATH5K_DBG(sc, ATH5K_DEBUG_BEACON, + if (unlikely(ath5k_hw_num_tx_pending(ah, ah->bhalq) != 0)) { + ah->bmisscount++; + ATH5K_DBG(ah, ATH5K_DEBUG_BEACON, + "missed %u consecutive beacons\n", ah->bmisscount); + if (ah->bmisscount > 10) { /* NB: 10 is a guess */ + ATH5K_DBG(ah, ATH5K_DEBUG_BEACON, "stuck beacon time (%u missed)\n", - sc->bmisscount); - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, + ah->bmisscount); + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "stuck beacon, resetting\n"); - ieee80211_queue_work(sc->hw, &sc->reset_work); + ieee80211_queue_work(ah->hw, &ah->reset_work); } return; } - if (unlikely(sc->bmisscount != 0)) { - ATH5K_DBG(sc, ATH5K_DEBUG_BEACON, + if (unlikely(ah->bmisscount != 0)) { + ATH5K_DBG(ah, ATH5K_DEBUG_BEACON, "resume beacon xmit after %u misses\n", - sc->bmisscount); - sc->bmisscount = 0; + ah->bmisscount); + ah->bmisscount = 0; } - if ((sc->opmode == NL80211_IFTYPE_AP && sc->num_ap_vifs > 1) || - sc->opmode == NL80211_IFTYPE_MESH_POINT) { + if ((ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs > 1) || + ah->opmode == NL80211_IFTYPE_MESH_POINT) { u64 tsf = ath5k_hw_get_tsf64(ah); u32 tsftu = TSF_TO_TU(tsf); - int slot = ((tsftu % sc->bintval) * ATH_BCBUF) / sc->bintval; - vif = sc->bslot[(slot + 1) % ATH_BCBUF]; - ATH5K_DBG(sc, ATH5K_DEBUG_BEACON, + int slot = ((tsftu % ah->bintval) * ATH_BCBUF) / ah->bintval; + vif = ah->bslot[(slot + 1) % ATH_BCBUF]; + ATH5K_DBG(ah, ATH5K_DEBUG_BEACON, "tsf %llx tsftu %x intval %u slot %u vif %p\n", - (unsigned long long)tsf, tsftu, sc->bintval, slot, vif); + (unsigned long long)tsf, tsftu, ah->bintval, slot, vif); } else /* only one interface */ - vif = sc->bslot[0]; + vif = ah->bslot[0]; if (!vif) return; avf = (void *)vif->drv_priv; bf = avf->bbuf; - if (unlikely(bf->skb == NULL || sc->opmode == NL80211_IFTYPE_STATION || - sc->opmode == NL80211_IFTYPE_MONITOR)) { - ATH5K_WARN(sc, "bf=%p bf_skb=%p\n", bf, bf ? bf->skb : NULL); + if (unlikely(bf->skb == NULL || ah->opmode == NL80211_IFTYPE_STATION || + ah->opmode == NL80211_IFTYPE_MONITOR)) { + ATH5K_WARN(ah, "bf=%p bf_skb=%p\n", bf, bf ? bf->skb : NULL); return; } @@ -1912,40 +1899,40 @@ ath5k_beacon_send(struct ath5k_softc *sc) * This should never fail since we check above that no frames * are still pending on the queue. */ - if (unlikely(ath5k_hw_stop_beacon_queue(ah, sc->bhalq))) { - ATH5K_WARN(sc, "beacon queue %u didn't start/stop ?\n", sc->bhalq); + if (unlikely(ath5k_hw_stop_beacon_queue(ah, ah->bhalq))) { + ATH5K_WARN(ah, "beacon queue %u didn't start/stop ?\n", ah->bhalq); /* NB: hw still stops DMA, so proceed */ } /* refresh the beacon for AP or MESH mode */ - if (sc->opmode == NL80211_IFTYPE_AP || - sc->opmode == NL80211_IFTYPE_MESH_POINT) - ath5k_beacon_update(sc->hw, vif); + if (ah->opmode == NL80211_IFTYPE_AP || + ah->opmode == NL80211_IFTYPE_MESH_POINT) + ath5k_beacon_update(ah->hw, vif); - trace_ath5k_tx(sc, bf->skb, &sc->txqs[sc->bhalq]); + trace_ath5k_tx(ah, bf->skb, &ah->txqs[ah->bhalq]); - ath5k_hw_set_txdp(ah, sc->bhalq, bf->daddr); - ath5k_hw_start_tx_dma(ah, sc->bhalq); - ATH5K_DBG(sc, ATH5K_DEBUG_BEACON, "TXDP[%u] = %llx (%p)\n", - sc->bhalq, (unsigned long long)bf->daddr, bf->desc); + ath5k_hw_set_txdp(ah, ah->bhalq, bf->daddr); + ath5k_hw_start_tx_dma(ah, ah->bhalq); + ATH5K_DBG(ah, ATH5K_DEBUG_BEACON, "TXDP[%u] = %llx (%p)\n", + ah->bhalq, (unsigned long long)bf->daddr, bf->desc); - skb = ieee80211_get_buffered_bc(sc->hw, vif); + skb = ieee80211_get_buffered_bc(ah->hw, vif); while (skb) { - ath5k_tx_queue(sc->hw, skb, sc->cabq); + ath5k_tx_queue(ah->hw, skb, ah->cabq); - if (sc->cabq->txq_len >= sc->cabq->txq_max) + if (ah->cabq->txq_len >= ah->cabq->txq_max) break; - skb = ieee80211_get_buffered_bc(sc->hw, vif); + skb = ieee80211_get_buffered_bc(ah->hw, vif); } - sc->bsent++; + ah->bsent++; } /** * ath5k_beacon_update_timers - update beacon timers * - * @sc: struct ath5k_softc pointer we are operating on + * @ah: struct ath5k_hw pointer we are operating on * @bc_tsf: the timestamp of the beacon. 0 to reset the TSF. -1 to perform a * beacon timer update based on the current HW TSF. * @@ -1959,17 +1946,16 @@ ath5k_beacon_send(struct ath5k_softc *sc) * function to have it all together in one place. */ void -ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf) +ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf) { - struct ath5k_hw *ah = sc->ah; u32 nexttbtt, intval, hw_tu, bc_tu; u64 hw_tsf; - intval = sc->bintval & AR5K_BEACON_PERIOD; - if (sc->opmode == NL80211_IFTYPE_AP && sc->num_ap_vifs > 1) { + intval = ah->bintval & AR5K_BEACON_PERIOD; + if (ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs > 1) { intval /= ATH_BCBUF; /* staggered multi-bss beacons */ if (intval < 15) - ATH5K_WARN(sc, "intval %u is too low, min 15\n", + ATH5K_WARN(ah, "intval %u is too low, min 15\n", intval); } if (WARN_ON(!intval)) @@ -2008,7 +1994,7 @@ ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf) * automatically update the TSF and then we need to reconfigure * the timers. */ - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "need to wait for HW TSF sync\n"); return; } else { @@ -2023,7 +2009,7 @@ ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf) } #undef FUDGE - sc->nexttbtt = nexttbtt; + ah->nexttbtt = nexttbtt; intval |= AR5K_BEACON_ENA; ath5k_hw_init_beacon(ah, nexttbtt, intval); @@ -2033,20 +2019,20 @@ ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf) * of this function */ if (bc_tsf == -1) - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "reconfigured timers based on HW TSF\n"); else if (bc_tsf == 0) - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "reset HW TSF and timers\n"); else - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "updated timers based on beacon TSF\n"); - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "bc_tsf %llx hw_tsf %llx bc_tu %u hw_tu %u nexttbtt %u\n", (unsigned long long) bc_tsf, (unsigned long long) hw_tsf, bc_tu, hw_tu, nexttbtt); - ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, "intval %u %s %s\n", + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_BEACON, "intval %u %s %s\n", intval & AR5K_BEACON_PERIOD, intval & AR5K_BEACON_ENA ? "AR5K_BEACON_ENA" : "", intval & AR5K_BEACON_RESET_TSF ? "AR5K_BEACON_RESET_TSF" : ""); @@ -2055,22 +2041,21 @@ ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf) /** * ath5k_beacon_config - Configure the beacon queues and interrupts * - * @sc: struct ath5k_softc pointer we are operating on + * @ah: struct ath5k_hw pointer we are operating on * * In IBSS mode we use a self-linked tx descriptor if possible. We enable SWBA * interrupts to detect TSF updates only. */ void -ath5k_beacon_config(struct ath5k_softc *sc) +ath5k_beacon_config(struct ath5k_hw *ah) { - struct ath5k_hw *ah = sc->ah; unsigned long flags; - spin_lock_irqsave(&sc->block, flags); - sc->bmisscount = 0; - sc->imask &= ~(AR5K_INT_BMISS | AR5K_INT_SWBA); + spin_lock_irqsave(&ah->block, flags); + ah->bmisscount = 0; + ah->imask &= ~(AR5K_INT_BMISS | AR5K_INT_SWBA); - if (sc->enable_beacon) { + if (ah->enable_beacon) { /* * In IBSS mode we use a self-linked tx descriptor and let the * hardware send the beacons automatically. We have to load it @@ -2078,27 +2063,27 @@ ath5k_beacon_config(struct ath5k_softc *sc) * We use the SWBA interrupt only to keep track of the beacon * timers in order to detect automatic TSF updates. */ - ath5k_beaconq_config(sc); + ath5k_beaconq_config(ah); - sc->imask |= AR5K_INT_SWBA; + ah->imask |= AR5K_INT_SWBA; - if (sc->opmode == NL80211_IFTYPE_ADHOC) { + if (ah->opmode == NL80211_IFTYPE_ADHOC) { if (ath5k_hw_hasveol(ah)) - ath5k_beacon_send(sc); + ath5k_beacon_send(ah); } else - ath5k_beacon_update_timers(sc, -1); + ath5k_beacon_update_timers(ah, -1); } else { - ath5k_hw_stop_beacon_queue(sc->ah, sc->bhalq); + ath5k_hw_stop_beacon_queue(ah, ah->bhalq); } - ath5k_hw_set_imr(ah, sc->imask); + ath5k_hw_set_imr(ah, ah->imask); mmiowb(); - spin_unlock_irqrestore(&sc->block, flags); + spin_unlock_irqrestore(&ah->block, flags); } static void ath5k_tasklet_beacon(unsigned long data) { - struct ath5k_softc *sc = (struct ath5k_softc *) data; + struct ath5k_hw *ah = (struct ath5k_hw *) data; /* * Software beacon alert--time to send a beacon. @@ -2108,20 +2093,20 @@ static void ath5k_tasklet_beacon(unsigned long data) * transmission time) in order to detect whether * automatic TSF updates happened. */ - if (sc->opmode == NL80211_IFTYPE_ADHOC) { + if (ah->opmode == NL80211_IFTYPE_ADHOC) { /* XXX: only if VEOL supported */ - u64 tsf = ath5k_hw_get_tsf64(sc->ah); - sc->nexttbtt += sc->bintval; - ATH5K_DBG(sc, ATH5K_DEBUG_BEACON, + u64 tsf = ath5k_hw_get_tsf64(ah); + ah->nexttbtt += ah->bintval; + ATH5K_DBG(ah, ATH5K_DEBUG_BEACON, "SWBA nexttbtt: %x hw_tu: %x " "TSF: %llx\n", - sc->nexttbtt, + ah->nexttbtt, TSF_TO_TU(tsf), (unsigned long long) tsf); } else { - spin_lock(&sc->block); - ath5k_beacon_send(sc); - spin_unlock(&sc->block); + spin_lock(&ah->block); + ath5k_beacon_send(ah); + spin_unlock(&ah->block); } } @@ -2138,12 +2123,12 @@ ath5k_intr_calibration_poll(struct ath5k_hw *ah) /* run ANI only when full calibration is not active */ ah->ah_cal_next_ani = jiffies + msecs_to_jiffies(ATH5K_TUNE_CALIBRATION_INTERVAL_ANI); - tasklet_schedule(&ah->ah_sc->ani_tasklet); + tasklet_schedule(&ah->ani_tasklet); } else if (time_is_before_eq_jiffies(ah->ah_cal_next_full)) { ah->ah_cal_next_full = jiffies + msecs_to_jiffies(ATH5K_TUNE_CALIBRATION_INTERVAL_FULL); - tasklet_schedule(&ah->ah_sc->calib); + tasklet_schedule(&ah->calib); } /* we could use SWI to generate enough interrupts to meet our * calibration interval requirements, if necessary: @@ -2151,44 +2136,43 @@ ath5k_intr_calibration_poll(struct ath5k_hw *ah) } static void -ath5k_schedule_rx(struct ath5k_softc *sc) +ath5k_schedule_rx(struct ath5k_hw *ah) { - sc->rx_pending = true; - tasklet_schedule(&sc->rxtq); + ah->rx_pending = true; + tasklet_schedule(&ah->rxtq); } static void -ath5k_schedule_tx(struct ath5k_softc *sc) +ath5k_schedule_tx(struct ath5k_hw *ah) { - sc->tx_pending = true; - tasklet_schedule(&sc->txtq); + ah->tx_pending = true; + tasklet_schedule(&ah->txtq); } static irqreturn_t ath5k_intr(int irq, void *dev_id) { - struct ath5k_softc *sc = dev_id; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = dev_id; enum ath5k_int status; unsigned int counter = 1000; - if (unlikely(test_bit(ATH_STAT_INVALID, sc->status) || + if (unlikely(test_bit(ATH_STAT_INVALID, ah->status) || ((ath5k_get_bus_type(ah) != ATH_AHB) && !ath5k_hw_is_intr_pending(ah)))) return IRQ_NONE; do { ath5k_hw_get_isr(ah, &status); /* NB: clears IRQ too */ - ATH5K_DBG(sc, ATH5K_DEBUG_INTR, "status 0x%x/0x%x\n", - status, sc->imask); + ATH5K_DBG(ah, ATH5K_DEBUG_INTR, "status 0x%x/0x%x\n", + status, ah->imask); if (unlikely(status & AR5K_INT_FATAL)) { /* * Fatal errors are unrecoverable. * Typically these are caused by DMA errors. */ - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "fatal int, resetting\n"); - ieee80211_queue_work(sc->hw, &sc->reset_work); + ieee80211_queue_work(ah->hw, &ah->reset_work); } else if (unlikely(status & AR5K_INT_RXORN)) { /* * Receive buffers are full. Either the bus is busy or @@ -2199,16 +2183,16 @@ ath5k_intr(int irq, void *dev_id) * We don't know exactly which versions need a reset - * this guess is copied from the HAL. */ - sc->stats.rxorn_intr++; + ah->stats.rxorn_intr++; if (ah->ah_mac_srev < AR5K_SREV_AR5212) { - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "rx overrun, resetting\n"); - ieee80211_queue_work(sc->hw, &sc->reset_work); + ieee80211_queue_work(ah->hw, &ah->reset_work); } else - ath5k_schedule_rx(sc); + ath5k_schedule_rx(ah); } else { if (status & AR5K_INT_SWBA) - tasklet_hi_schedule(&sc->beacontq); + tasklet_hi_schedule(&ah->beacontq); if (status & AR5K_INT_RXEOL) { /* @@ -2216,27 +2200,27 @@ ath5k_intr(int irq, void *dev_id) * RXE bit is written, but it doesn't work at * least on older hardware revs. */ - sc->stats.rxeol_intr++; + ah->stats.rxeol_intr++; } if (status & AR5K_INT_TXURN) { /* bump tx trigger level */ ath5k_hw_update_tx_triglevel(ah, true); } if (status & (AR5K_INT_RXOK | AR5K_INT_RXERR)) - ath5k_schedule_rx(sc); + ath5k_schedule_rx(ah); if (status & (AR5K_INT_TXOK | AR5K_INT_TXDESC | AR5K_INT_TXERR | AR5K_INT_TXEOL)) - ath5k_schedule_tx(sc); + ath5k_schedule_tx(ah); if (status & AR5K_INT_BMISS) { /* TODO */ } if (status & AR5K_INT_MIB) { - sc->stats.mib_intr++; + ah->stats.mib_intr++; ath5k_hw_update_mib_counters(ah); ath5k_ani_mib_intr(ah); } if (status & AR5K_INT_GPIO) - tasklet_schedule(&sc->rf_kill.toggleq); + tasklet_schedule(&ah->rf_kill.toggleq); } @@ -2245,11 +2229,11 @@ ath5k_intr(int irq, void *dev_id) } while (ath5k_hw_is_intr_pending(ah) && --counter > 0); - if (sc->rx_pending || sc->tx_pending) - ath5k_set_current_imask(sc); + if (ah->rx_pending || ah->tx_pending) + ath5k_set_current_imask(ah); if (unlikely(!counter)) - ATH5K_WARN(sc, "too many interrupts, giving up for now\n"); + ATH5K_WARN(ah, "too many interrupts, giving up for now\n"); ath5k_intr_calibration_poll(ah); @@ -2263,28 +2247,27 @@ ath5k_intr(int irq, void *dev_id) static void ath5k_tasklet_calibrate(unsigned long data) { - struct ath5k_softc *sc = (void *)data; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = (void *)data; /* Only full calibration for now */ ah->ah_cal_mask |= AR5K_CALIBRATION_FULL; - ATH5K_DBG(sc, ATH5K_DEBUG_CALIBRATE, "channel %u/%x\n", - ieee80211_frequency_to_channel(sc->curchan->center_freq), - sc->curchan->hw_value); + ATH5K_DBG(ah, ATH5K_DEBUG_CALIBRATE, "channel %u/%x\n", + ieee80211_frequency_to_channel(ah->curchan->center_freq), + ah->curchan->hw_value); if (ath5k_hw_gainf_calibrate(ah) == AR5K_RFGAIN_NEED_CHANGE) { /* * Rfgain is out of bounds, reset the chip * to load new gain values. */ - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "calibration, resetting\n"); - ieee80211_queue_work(sc->hw, &sc->reset_work); + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "calibration, resetting\n"); + ieee80211_queue_work(ah->hw, &ah->reset_work); } - if (ath5k_hw_phy_calibrate(ah, sc->curchan)) - ATH5K_ERR(sc, "calibration of channel %u failed\n", + if (ath5k_hw_phy_calibrate(ah, ah->curchan)) + ATH5K_ERR(ah, "calibration of channel %u failed\n", ieee80211_frequency_to_channel( - sc->curchan->center_freq)); + ah->curchan->center_freq)); /* Noise floor calibration interrupts rx/tx path while I/Q calibration * doesn't. @@ -2303,8 +2286,7 @@ ath5k_tasklet_calibrate(unsigned long data) static void ath5k_tasklet_ani(unsigned long data) { - struct ath5k_softc *sc = (void *)data; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = (void *)data; ah->ah_cal_mask |= AR5K_CALIBRATION_ANI; ath5k_ani_calibration(ah); @@ -2315,21 +2297,21 @@ ath5k_tasklet_ani(unsigned long data) static void ath5k_tx_complete_poll_work(struct work_struct *work) { - struct ath5k_softc *sc = container_of(work, struct ath5k_softc, + struct ath5k_hw *ah = container_of(work, struct ath5k_hw, tx_complete_work.work); struct ath5k_txq *txq; int i; bool needreset = false; - mutex_lock(&sc->lock); + mutex_lock(&ah->lock); - for (i = 0; i < ARRAY_SIZE(sc->txqs); i++) { - if (sc->txqs[i].setup) { - txq = &sc->txqs[i]; + for (i = 0; i < ARRAY_SIZE(ah->txqs); i++) { + if (ah->txqs[i].setup) { + txq = &ah->txqs[i]; spin_lock_bh(&txq->lock); if (txq->txq_len > 1) { if (txq->txq_poll_mark) { - ATH5K_DBG(sc, ATH5K_DEBUG_XMIT, + ATH5K_DBG(ah, ATH5K_DEBUG_XMIT, "TX queue stuck %d\n", txq->qnum); needreset = true; @@ -2345,14 +2327,14 @@ ath5k_tx_complete_poll_work(struct work_struct *work) } if (needreset) { - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "TX queues stuck, resetting\n"); - ath5k_reset(sc, NULL, true); + ath5k_reset(ah, NULL, true); } - mutex_unlock(&sc->lock); + mutex_unlock(&ah->lock); - ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, + ieee80211_queue_delayed_work(ah->hw, &ah->tx_complete_work, msecs_to_jiffies(ATH5K_TX_COMPLETE_POLL_INT)); } @@ -2362,15 +2344,15 @@ ath5k_tx_complete_poll_work(struct work_struct *work) \*************************/ int __devinit -ath5k_init_softc(struct ath5k_softc *sc, const struct ath_bus_ops *bus_ops) +ath5k_init_softc(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops) { - struct ieee80211_hw *hw = sc->hw; + struct ieee80211_hw *hw = ah->hw; struct ath_common *common; int ret; int csz; /* Initialize driver private data */ - SET_IEEE80211_DEV(hw, sc->dev); + SET_IEEE80211_DEV(hw, ah->dev); hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | IEEE80211_HW_SIGNAL_DBM | @@ -2393,39 +2375,29 @@ ath5k_init_softc(struct ath5k_softc *sc, const struct ath_bus_ops *bus_ops) * Mark the device as detached to avoid processing * interrupts until setup is complete. */ - __set_bit(ATH_STAT_INVALID, sc->status); + __set_bit(ATH_STAT_INVALID, ah->status); - sc->opmode = NL80211_IFTYPE_STATION; - sc->bintval = 1000; - mutex_init(&sc->lock); - spin_lock_init(&sc->rxbuflock); - spin_lock_init(&sc->txbuflock); - spin_lock_init(&sc->block); - spin_lock_init(&sc->irqlock); + ah->opmode = NL80211_IFTYPE_STATION; + ah->bintval = 1000; + mutex_init(&ah->lock); + spin_lock_init(&ah->rxbuflock); + spin_lock_init(&ah->txbuflock); + spin_lock_init(&ah->block); + spin_lock_init(&ah->irqlock); /* Setup interrupt handler */ - ret = request_irq(sc->irq, ath5k_intr, IRQF_SHARED, "ath", sc); + ret = request_irq(ah->irq, ath5k_intr, IRQF_SHARED, "ath", ah); if (ret) { - ATH5K_ERR(sc, "request_irq failed\n"); + ATH5K_ERR(ah, "request_irq failed\n"); goto err; } - /* If we passed the test, malloc an ath5k_hw struct */ - sc->ah = kzalloc(sizeof(struct ath5k_hw), GFP_KERNEL); - if (!sc->ah) { - ret = -ENOMEM; - ATH5K_ERR(sc, "out of memory\n"); - goto err_irq; - } - - sc->ah->ah_sc = sc; - sc->ah->ah_iobase = sc->iobase; - common = ath5k_hw_common(sc->ah); + common = ath5k_hw_common(ah); common->ops = &ath5k_common_ops; common->bus_ops = bus_ops; - common->ah = sc->ah; + common->ah = ah; common->hw = hw; - common->priv = sc; + common->priv = ah; common->clockrate = 40; /* @@ -2438,12 +2410,12 @@ ath5k_init_softc(struct ath5k_softc *sc, const struct ath_bus_ops *bus_ops) spin_lock_init(&common->cc_lock); /* Initialize device */ - ret = ath5k_hw_init(sc); + ret = ath5k_hw_init(ah); if (ret) - goto err_free_ah; + goto err_irq; /* set up multi-rate retry capabilities */ - if (sc->ah->ah_version == AR5K_AR5212) { + if (ah->ah_version == AR5K_AR5212) { hw->max_rates = 4; hw->max_rate_tries = max(AR5K_INIT_RETRY_SHORT, AR5K_INIT_RETRY_LONG); @@ -2456,77 +2428,74 @@ ath5k_init_softc(struct ath5k_softc *sc, const struct ath_bus_ops *bus_ops) if (ret) goto err_ah; - ATH5K_INFO(sc, "Atheros AR%s chip found (MAC: 0x%x, PHY: 0x%x)\n", - ath5k_chip_name(AR5K_VERSION_MAC, sc->ah->ah_mac_srev), - sc->ah->ah_mac_srev, - sc->ah->ah_phy_revision); + ATH5K_INFO(ah, "Atheros AR%s chip found (MAC: 0x%x, PHY: 0x%x)\n", + ath5k_chip_name(AR5K_VERSION_MAC, ah->ah_mac_srev), + ah->ah_mac_srev, + ah->ah_phy_revision); - if (!sc->ah->ah_single_chip) { + if (!ah->ah_single_chip) { /* Single chip radio (!RF5111) */ - if (sc->ah->ah_radio_5ghz_revision && - !sc->ah->ah_radio_2ghz_revision) { + if (ah->ah_radio_5ghz_revision && + !ah->ah_radio_2ghz_revision) { /* No 5GHz support -> report 2GHz radio */ if (!test_bit(AR5K_MODE_11A, - sc->ah->ah_capabilities.cap_mode)) { - ATH5K_INFO(sc, "RF%s 2GHz radio found (0x%x)\n", + ah->ah_capabilities.cap_mode)) { + ATH5K_INFO(ah, "RF%s 2GHz radio found (0x%x)\n", ath5k_chip_name(AR5K_VERSION_RAD, - sc->ah->ah_radio_5ghz_revision), - sc->ah->ah_radio_5ghz_revision); + ah->ah_radio_5ghz_revision), + ah->ah_radio_5ghz_revision); /* No 2GHz support (5110 and some * 5GHz only cards) -> report 5GHz radio */ } else if (!test_bit(AR5K_MODE_11B, - sc->ah->ah_capabilities.cap_mode)) { - ATH5K_INFO(sc, "RF%s 5GHz radio found (0x%x)\n", + ah->ah_capabilities.cap_mode)) { + ATH5K_INFO(ah, "RF%s 5GHz radio found (0x%x)\n", ath5k_chip_name(AR5K_VERSION_RAD, - sc->ah->ah_radio_5ghz_revision), - sc->ah->ah_radio_5ghz_revision); + ah->ah_radio_5ghz_revision), + ah->ah_radio_5ghz_revision); /* Multiband radio */ } else { - ATH5K_INFO(sc, "RF%s multiband radio found" + ATH5K_INFO(ah, "RF%s multiband radio found" " (0x%x)\n", ath5k_chip_name(AR5K_VERSION_RAD, - sc->ah->ah_radio_5ghz_revision), - sc->ah->ah_radio_5ghz_revision); + ah->ah_radio_5ghz_revision), + ah->ah_radio_5ghz_revision); } } /* Multi chip radio (RF5111 - RF2111) -> * report both 2GHz/5GHz radios */ - else if (sc->ah->ah_radio_5ghz_revision && - sc->ah->ah_radio_2ghz_revision) { - ATH5K_INFO(sc, "RF%s 5GHz radio found (0x%x)\n", + else if (ah->ah_radio_5ghz_revision && + ah->ah_radio_2ghz_revision) { + ATH5K_INFO(ah, "RF%s 5GHz radio found (0x%x)\n", ath5k_chip_name(AR5K_VERSION_RAD, - sc->ah->ah_radio_5ghz_revision), - sc->ah->ah_radio_5ghz_revision); - ATH5K_INFO(sc, "RF%s 2GHz radio found (0x%x)\n", + ah->ah_radio_5ghz_revision), + ah->ah_radio_5ghz_revision); + ATH5K_INFO(ah, "RF%s 2GHz radio found (0x%x)\n", ath5k_chip_name(AR5K_VERSION_RAD, - sc->ah->ah_radio_2ghz_revision), - sc->ah->ah_radio_2ghz_revision); + ah->ah_radio_2ghz_revision), + ah->ah_radio_2ghz_revision); } } - ath5k_debug_init_device(sc); + ath5k_debug_init_device(ah); /* ready to process interrupts */ - __clear_bit(ATH_STAT_INVALID, sc->status); + __clear_bit(ATH_STAT_INVALID, ah->status); return 0; err_ah: - ath5k_hw_deinit(sc->ah); -err_free_ah: - kfree(sc->ah); + ath5k_hw_deinit(ah); err_irq: - free_irq(sc->irq, sc); + free_irq(ah->irq, ah); err: return ret; } static int -ath5k_stop_locked(struct ath5k_softc *sc) +ath5k_stop_locked(struct ath5k_hw *ah) { - struct ath5k_hw *ah = sc->ah; - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "invalid %u\n", - test_bit(ATH_STAT_INVALID, sc->status)); + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "invalid %u\n", + test_bit(ATH_STAT_INVALID, ah->status)); /* * Shutdown the hardware and driver: @@ -2543,37 +2512,36 @@ ath5k_stop_locked(struct ath5k_softc *sc) * Note that some of this work is not possible if the * hardware is gone (invalid). */ - ieee80211_stop_queues(sc->hw); + ieee80211_stop_queues(ah->hw); - if (!test_bit(ATH_STAT_INVALID, sc->status)) { - ath5k_led_off(sc); + if (!test_bit(ATH_STAT_INVALID, ah->status)) { + ath5k_led_off(ah); ath5k_hw_set_imr(ah, 0); - synchronize_irq(sc->irq); - ath5k_rx_stop(sc); + synchronize_irq(ah->irq); + ath5k_rx_stop(ah); ath5k_hw_dma_stop(ah); - ath5k_drain_tx_buffs(sc); + ath5k_drain_tx_buffs(ah); ath5k_hw_phy_disable(ah); } return 0; } -int -ath5k_init_hw(struct ath5k_softc *sc) +int ath5k_start(struct ieee80211_hw *hw) { - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = hw->priv; struct ath_common *common = ath5k_hw_common(ah); int ret, i; - mutex_lock(&sc->lock); + mutex_lock(&ah->lock); - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "mode %d\n", sc->opmode); + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "mode %d\n", ah->opmode); /* * Stop anything previously setup. This is safe * no matter this is the first time through or not. */ - ath5k_stop_locked(sc); + ath5k_stop_locked(ah); /* * The basic interface to setting the hardware in a good @@ -2582,12 +2550,12 @@ ath5k_init_hw(struct ath5k_softc *sc) * be followed by initialization of the appropriate bits * and then setup of the interrupt mask. */ - sc->curchan = sc->hw->conf.channel; - sc->imask = AR5K_INT_RXOK | AR5K_INT_RXERR | AR5K_INT_RXEOL | + ah->curchan = ah->hw->conf.channel; + ah->imask = AR5K_INT_RXOK | AR5K_INT_RXERR | AR5K_INT_RXEOL | AR5K_INT_RXORN | AR5K_INT_TXDESC | AR5K_INT_TXEOL | AR5K_INT_FATAL | AR5K_INT_GLOBAL | AR5K_INT_MIB; - ret = ath5k_reset(sc, NULL, false); + ret = ath5k_reset(ah, NULL, false); if (ret) goto done; @@ -2604,29 +2572,29 @@ ath5k_init_hw(struct ath5k_softc *sc) * rate */ ah->ah_ack_bitrate_high = true; - for (i = 0; i < ARRAY_SIZE(sc->bslot); i++) - sc->bslot[i] = NULL; + for (i = 0; i < ARRAY_SIZE(ah->bslot); i++) + ah->bslot[i] = NULL; ret = 0; done: mmiowb(); - mutex_unlock(&sc->lock); + mutex_unlock(&ah->lock); - ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, + ieee80211_queue_delayed_work(ah->hw, &ah->tx_complete_work, msecs_to_jiffies(ATH5K_TX_COMPLETE_POLL_INT)); return ret; } -static void ath5k_stop_tasklets(struct ath5k_softc *sc) +static void ath5k_stop_tasklets(struct ath5k_hw *ah) { - sc->rx_pending = false; - sc->tx_pending = false; - tasklet_kill(&sc->rxtq); - tasklet_kill(&sc->txtq); - tasklet_kill(&sc->calib); - tasklet_kill(&sc->beacontq); - tasklet_kill(&sc->ani_tasklet); + ah->rx_pending = false; + ah->tx_pending = false; + tasklet_kill(&ah->rxtq); + tasklet_kill(&ah->txtq); + tasklet_kill(&ah->calib); + tasklet_kill(&ah->beacontq); + tasklet_kill(&ah->ani_tasklet); } /* @@ -2635,14 +2603,14 @@ static void ath5k_stop_tasklets(struct ath5k_softc *sc) * if another thread does a system call and the thread doing the * stop is preempted). */ -int -ath5k_stop_hw(struct ath5k_softc *sc) +void ath5k_stop(struct ieee80211_hw *hw) { + struct ath5k_hw *ah = hw->priv; int ret; - mutex_lock(&sc->lock); - ret = ath5k_stop_locked(sc); - if (ret == 0 && !test_bit(ATH_STAT_INVALID, sc->status)) { + mutex_lock(&ah->lock); + ret = ath5k_stop_locked(ah); + if (ret == 0 && !test_bit(ATH_STAT_INVALID, ah->status)) { /* * Don't set the card in full sleep mode! * @@ -2663,69 +2631,66 @@ ath5k_stop_hw(struct ath5k_softc *sc) * and Sam's HAL do anyway). Instead Perform a full reset * on the device (same as initial state after attach) and * leave it idle (keep MAC/BB on warm reset) */ - ret = ath5k_hw_on_hold(sc->ah); + ret = ath5k_hw_on_hold(ah); - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "putting device to sleep\n"); } mmiowb(); - mutex_unlock(&sc->lock); - - ath5k_stop_tasklets(sc); + mutex_unlock(&ah->lock); - cancel_delayed_work_sync(&sc->tx_complete_work); + ath5k_stop_tasklets(ah); - ath5k_rfkill_hw_stop(sc->ah); + cancel_delayed_work_sync(&ah->tx_complete_work); - return ret; + ath5k_rfkill_hw_stop(ah); } /* * Reset the hardware. If chan is not NULL, then also pause rx/tx * and change to the given channel. * - * This should be called with sc->lock. + * This should be called with ah->lock. */ static int -ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan, +ath5k_reset(struct ath5k_hw *ah, struct ieee80211_channel *chan, bool skip_pcu) { - struct ath5k_hw *ah = sc->ah; struct ath_common *common = ath5k_hw_common(ah); int ret, ani_mode; bool fast; - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "resetting\n"); + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "resetting\n"); ath5k_hw_set_imr(ah, 0); - synchronize_irq(sc->irq); - ath5k_stop_tasklets(sc); + synchronize_irq(ah->irq); + ath5k_stop_tasklets(ah); /* Save ani mode and disable ANI during * reset. If we don't we might get false * PHY error interrupts. */ - ani_mode = ah->ah_sc->ani_state.ani_mode; + ani_mode = ah->ani_state.ani_mode; ath5k_ani_init(ah, ATH5K_ANI_MODE_OFF); /* We are going to empty hw queues * so we should also free any remaining * tx buffers */ - ath5k_drain_tx_buffs(sc); + ath5k_drain_tx_buffs(ah); if (chan) - sc->curchan = chan; + ah->curchan = chan; fast = ((chan != NULL) && modparam_fastchanswitch) ? 1 : 0; - ret = ath5k_hw_reset(ah, sc->opmode, sc->curchan, fast, skip_pcu); + ret = ath5k_hw_reset(ah, ah->opmode, ah->curchan, fast, skip_pcu); if (ret) { - ATH5K_ERR(sc, "can't reset hardware (%d)\n", ret); + ATH5K_ERR(ah, "can't reset hardware (%d)\n", ret); goto err; } - ret = ath5k_rx_start(sc); + ret = ath5k_rx_start(ah); if (ret) { - ATH5K_ERR(sc, "can't start recv logic\n"); + ATH5K_ERR(ah, "can't start recv logic\n"); goto err; } @@ -2737,7 +2702,7 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan, ewma_init(&ah->ah_beacon_rssi_avg, 1024, 8); /* clear survey data and cycle counters */ - memset(&sc->survey, 0, sizeof(sc->survey)); + memset(&ah->survey, 0, sizeof(ah->survey)); spin_lock_bh(&common->cc_lock); ath_hw_cycle_counters_update(common); memset(&common->cc_survey, 0, sizeof(common->cc_survey)); @@ -2753,12 +2718,12 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan, * * XXX needed? */ -/* ath5k_chan_change(sc, c); */ +/* ath5k_chan_change(ah, c); */ - ath5k_beacon_config(sc); + ath5k_beacon_config(ah); /* intrs are enabled by ath5k_beacon_config */ - ieee80211_wake_queues(sc->hw); + ieee80211_wake_queues(ah->hw); return 0; err: @@ -2767,20 +2732,19 @@ err: static void ath5k_reset_work(struct work_struct *work) { - struct ath5k_softc *sc = container_of(work, struct ath5k_softc, + struct ath5k_hw *ah = container_of(work, struct ath5k_hw, reset_work); - mutex_lock(&sc->lock); - ath5k_reset(sc, NULL, true); - mutex_unlock(&sc->lock); + mutex_lock(&ah->lock); + ath5k_reset(ah, NULL, true); + mutex_unlock(&ah->lock); } static int __devinit ath5k_init(struct ieee80211_hw *hw) { - struct ath5k_softc *sc = hw->priv; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = hw->priv; struct ath_regulatory *regulatory = ath5k_hw_regulatory(ah); struct ath5k_txq *txq; u8 mac[ETH_ALEN] = {}; @@ -2799,7 +2763,7 @@ ath5k_init(struct ieee80211_hw *hw) if (ret < 0) goto err; if (ret > 0) - __set_bit(ATH_STAT_MRRETRY, sc->status); + __set_bit(ATH_STAT_MRRETRY, ah->status); /* * Collect the channel list. The 802.11 layer @@ -2809,16 +2773,16 @@ ath5k_init(struct ieee80211_hw *hw) */ ret = ath5k_setup_bands(hw); if (ret) { - ATH5K_ERR(sc, "can't get channels\n"); + ATH5K_ERR(ah, "can't get channels\n"); goto err; } /* * Allocate tx+rx descriptors and populate the lists. */ - ret = ath5k_desc_alloc(sc); + ret = ath5k_desc_alloc(ah); if (ret) { - ATH5K_ERR(sc, "can't allocate descriptors\n"); + ATH5K_ERR(ah, "can't allocate descriptors\n"); goto err; } @@ -2830,14 +2794,14 @@ ath5k_init(struct ieee80211_hw *hw) */ ret = ath5k_beaconq_setup(ah); if (ret < 0) { - ATH5K_ERR(sc, "can't setup a beacon xmit queue\n"); + ATH5K_ERR(ah, "can't setup a beacon xmit queue\n"); goto err_desc; } - sc->bhalq = ret; - sc->cabq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_CAB, 0); - if (IS_ERR(sc->cabq)) { - ATH5K_ERR(sc, "can't setup cab queue\n"); - ret = PTR_ERR(sc->cabq); + ah->bhalq = ret; + ah->cabq = ath5k_txq_setup(ah, AR5K_TX_QUEUE_CAB, 0); + if (IS_ERR(ah->cabq)) { + ATH5K_ERR(ah, "can't setup cab queue\n"); + ret = PTR_ERR(ah->cabq); goto err_bhal; } @@ -2846,97 +2810,97 @@ ath5k_init(struct ieee80211_hw *hw) if (ah->ah_capabilities.cap_queues.q_tx_num >= 6) { /* This order matches mac80211's queue priority, so we can * directly use the mac80211 queue number without any mapping */ - txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_VO); + txq = ath5k_txq_setup(ah, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_VO); if (IS_ERR(txq)) { - ATH5K_ERR(sc, "can't setup xmit queue\n"); + ATH5K_ERR(ah, "can't setup xmit queue\n"); ret = PTR_ERR(txq); goto err_queues; } - txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_VI); + txq = ath5k_txq_setup(ah, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_VI); if (IS_ERR(txq)) { - ATH5K_ERR(sc, "can't setup xmit queue\n"); + ATH5K_ERR(ah, "can't setup xmit queue\n"); ret = PTR_ERR(txq); goto err_queues; } - txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BE); + txq = ath5k_txq_setup(ah, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BE); if (IS_ERR(txq)) { - ATH5K_ERR(sc, "can't setup xmit queue\n"); + ATH5K_ERR(ah, "can't setup xmit queue\n"); ret = PTR_ERR(txq); goto err_queues; } - txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BK); + txq = ath5k_txq_setup(ah, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BK); if (IS_ERR(txq)) { - ATH5K_ERR(sc, "can't setup xmit queue\n"); + ATH5K_ERR(ah, "can't setup xmit queue\n"); ret = PTR_ERR(txq); goto err_queues; } hw->queues = 4; } else { /* older hardware (5210) can only support one data queue */ - txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BE); + txq = ath5k_txq_setup(ah, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BE); if (IS_ERR(txq)) { - ATH5K_ERR(sc, "can't setup xmit queue\n"); + ATH5K_ERR(ah, "can't setup xmit queue\n"); ret = PTR_ERR(txq); goto err_queues; } hw->queues = 1; } - tasklet_init(&sc->rxtq, ath5k_tasklet_rx, (unsigned long)sc); - tasklet_init(&sc->txtq, ath5k_tasklet_tx, (unsigned long)sc); - tasklet_init(&sc->calib, ath5k_tasklet_calibrate, (unsigned long)sc); - tasklet_init(&sc->beacontq, ath5k_tasklet_beacon, (unsigned long)sc); - tasklet_init(&sc->ani_tasklet, ath5k_tasklet_ani, (unsigned long)sc); + tasklet_init(&ah->rxtq, ath5k_tasklet_rx, (unsigned long)ah); + tasklet_init(&ah->txtq, ath5k_tasklet_tx, (unsigned long)ah); + tasklet_init(&ah->calib, ath5k_tasklet_calibrate, (unsigned long)ah); + tasklet_init(&ah->beacontq, ath5k_tasklet_beacon, (unsigned long)ah); + tasklet_init(&ah->ani_tasklet, ath5k_tasklet_ani, (unsigned long)ah); - INIT_WORK(&sc->reset_work, ath5k_reset_work); - INIT_DELAYED_WORK(&sc->tx_complete_work, ath5k_tx_complete_poll_work); + INIT_WORK(&ah->reset_work, ath5k_reset_work); + INIT_DELAYED_WORK(&ah->tx_complete_work, ath5k_tx_complete_poll_work); ret = ath5k_hw_common(ah)->bus_ops->eeprom_read_mac(ah, mac); if (ret) { - ATH5K_ERR(sc, "unable to read address from EEPROM\n"); + ATH5K_ERR(ah, "unable to read address from EEPROM\n"); goto err_queues; } SET_IEEE80211_PERM_ADDR(hw, mac); - memcpy(&sc->lladdr, mac, ETH_ALEN); + memcpy(&ah->lladdr, mac, ETH_ALEN); /* All MAC address bits matter for ACKs */ - ath5k_update_bssid_mask_and_opmode(sc, NULL); + ath5k_update_bssid_mask_and_opmode(ah, NULL); regulatory->current_rd = ah->ah_capabilities.cap_eeprom.ee_regdomain; ret = ath_regd_init(regulatory, hw->wiphy, ath5k_reg_notifier); if (ret) { - ATH5K_ERR(sc, "can't initialize regulatory system\n"); + ATH5K_ERR(ah, "can't initialize regulatory system\n"); goto err_queues; } ret = ieee80211_register_hw(hw); if (ret) { - ATH5K_ERR(sc, "can't register ieee80211 hw\n"); + ATH5K_ERR(ah, "can't register ieee80211 hw\n"); goto err_queues; } if (!ath_is_world_regd(regulatory)) regulatory_hint(hw->wiphy, regulatory->alpha2); - ath5k_init_leds(sc); + ath5k_init_leds(ah); - ath5k_sysfs_register(sc); + ath5k_sysfs_register(ah); return 0; err_queues: - ath5k_txq_release(sc); + ath5k_txq_release(ah); err_bhal: - ath5k_hw_release_tx_queue(ah, sc->bhalq); + ath5k_hw_release_tx_queue(ah, ah->bhalq); err_desc: - ath5k_desc_free(sc); + ath5k_desc_free(ah); err: return ret; } void -ath5k_deinit_softc(struct ath5k_softc *sc) +ath5k_deinit_softc(struct ath5k_hw *ah) { - struct ieee80211_hw *hw = sc->hw; + struct ieee80211_hw *hw = ah->hw; /* * NB: the order of these is important: @@ -2952,24 +2916,23 @@ ath5k_deinit_softc(struct ath5k_softc *sc) * Other than that, it's straightforward... */ ieee80211_unregister_hw(hw); - ath5k_desc_free(sc); - ath5k_txq_release(sc); - ath5k_hw_release_tx_queue(sc->ah, sc->bhalq); - ath5k_unregister_leds(sc); + ath5k_desc_free(ah); + ath5k_txq_release(ah); + ath5k_hw_release_tx_queue(ah, ah->bhalq); + ath5k_unregister_leds(ah); - ath5k_sysfs_unregister(sc); + ath5k_sysfs_unregister(ah); /* * NB: can't reclaim these until after ieee80211_ifdetach * returns because we'll get called back to reclaim node * state and potentially want to use them. */ - ath5k_hw_deinit(sc->ah); - kfree(sc->ah); - free_irq(sc->irq, sc); + ath5k_hw_deinit(ah); + free_irq(ah->irq, ah); } bool -ath5k_any_vif_assoc(struct ath5k_softc *sc) +ath5k_any_vif_assoc(struct ath5k_hw *ah) { struct ath5k_vif_iter_data iter_data; iter_data.hw_macaddr = NULL; @@ -2977,7 +2940,7 @@ ath5k_any_vif_assoc(struct ath5k_softc *sc) iter_data.need_set_hw_addr = false; iter_data.found_active = true; - ieee80211_iterate_active_interfaces_atomic(sc->hw, ath5k_vif_iter, + ieee80211_iterate_active_interfaces_atomic(ah->hw, ath5k_vif_iter, &iter_data); return iter_data.any_assoc; } @@ -2985,8 +2948,7 @@ ath5k_any_vif_assoc(struct ath5k_softc *sc) void ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable) { - struct ath5k_softc *sc = hw->priv; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = hw->priv; u32 rfilt; rfilt = ath5k_hw_get_rx_filter(ah); if (enable) @@ -2994,5 +2956,5 @@ ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable) else rfilt &= ~AR5K_RX_FILTER_BEACON; ath5k_hw_set_rx_filter(ah, rfilt); - sc->filter_flags = rfilt; + ah->filter_flags = rfilt; } diff --git a/drivers/net/wireless/ath/ath5k/base.h b/drivers/net/wireless/ath/ath5k/base.h index 0a98777b9373..a81f28d5bddc 100644 --- a/drivers/net/wireless/ath/ath5k/base.h +++ b/drivers/net/wireless/ath/ath5k/base.h @@ -45,23 +45,13 @@ #include <linux/list.h> #include <linux/wireless.h> #include <linux/if_ether.h> -#include <linux/leds.h> #include <linux/rfkill.h> #include <linux/workqueue.h> #include "ath5k.h" -#include "debug.h" -#include "ani.h" - #include "../regd.h" #include "../ath.h" -#define ATH_RXBUF 40 /* number of RX buffers */ -#define ATH_TXBUF 200 /* number of TX buffers */ -#define ATH_BCBUF 4 /* number of beacon buffers */ -#define ATH5K_TXQ_LEN_MAX (ATH_TXBUF / 4) /* bufs per queue */ -#define ATH5K_TXQ_LEN_LOW (ATH5K_TXQ_LEN_MAX / 2) /* low mark */ - struct ath5k_buf { struct list_head list; struct ath5k_desc *desc; /* virtual addr of desc */ @@ -70,94 +60,6 @@ struct ath5k_buf { dma_addr_t skbaddr;/* physical addr of skb data */ }; -/* - * Data transmit queue state. One of these exists for each - * hardware transmit queue. Packets sent to us from above - * are assigned to queues based on their priority. Not all - * devices support a complete set of hardware transmit queues. - * For those devices the array sc_ac2q will map multiple - * priorities to fewer hardware queues (typically all to one - * hardware queue). - */ -struct ath5k_txq { - unsigned int qnum; /* hardware q number */ - u32 *link; /* link ptr in last TX desc */ - struct list_head q; /* transmit queue */ - spinlock_t lock; /* lock on q and link */ - bool setup; - int txq_len; /* number of queued buffers */ - int txq_max; /* max allowed num of queued buffers */ - bool txq_poll_mark; - unsigned int txq_stuck; /* informational counter */ -}; - -#define ATH5K_LED_MAX_NAME_LEN 31 - -/* - * State for LED triggers - */ -struct ath5k_led { - char name[ATH5K_LED_MAX_NAME_LEN + 1]; /* name of the LED in sysfs */ - struct ath5k_softc *sc; /* driver state */ - struct led_classdev led_dev; /* led classdev */ -}; - -/* Rfkill */ -struct ath5k_rfkill { - /* GPIO PIN for rfkill */ - u16 gpio; - /* polarity of rfkill GPIO PIN */ - bool polarity; - /* RFKILL toggle tasklet */ - struct tasklet_struct toggleq; -}; - -/* statistics */ -struct ath5k_statistics { - /* antenna use */ - unsigned int antenna_rx[5]; /* frames count per antenna RX */ - unsigned int antenna_tx[5]; /* frames count per antenna TX */ - - /* frame errors */ - unsigned int rx_all_count; /* all RX frames, including errors */ - unsigned int tx_all_count; /* all TX frames, including errors */ - unsigned int rx_bytes_count; /* all RX bytes, including errored pkts - * and the MAC headers for each packet - */ - unsigned int tx_bytes_count; /* all TX bytes, including errored pkts - * and the MAC headers and padding for - * each packet. - */ - unsigned int rxerr_crc; - unsigned int rxerr_phy; - unsigned int rxerr_phy_code[32]; - unsigned int rxerr_fifo; - unsigned int rxerr_decrypt; - unsigned int rxerr_mic; - unsigned int rxerr_proc; - unsigned int rxerr_jumbo; - unsigned int txerr_retry; - unsigned int txerr_fifo; - unsigned int txerr_filt; - - /* MIB counters */ - unsigned int ack_fail; - unsigned int rts_fail; - unsigned int rts_ok; - unsigned int fcs_error; - unsigned int beacons; - - unsigned int mib_intr; - unsigned int rxorn_intr; - unsigned int rxeol_intr; -}; - -#if CHAN_DEBUG -#define ATH_CHAN_MAX (26 + 26 + 26 + 200 + 200) -#else -#define ATH_CHAN_MAX (14 + 14 + 14 + 252 + 20) -#endif - struct ath5k_vif { bool assoc; /* are we associated or not */ enum nl80211_iftype opmode; @@ -166,104 +68,6 @@ struct ath5k_vif { u8 lladdr[ETH_ALEN]; }; -/* Software Carrier, keeps track of the driver state - * associated with an instance of a device */ -struct ath5k_softc { - struct pci_dev *pdev; - struct device *dev; /* for dma mapping */ - int irq; - u16 devid; - void __iomem *iobase; /* address of the device */ - struct mutex lock; /* dev-level lock */ - struct ieee80211_hw *hw; /* IEEE 802.11 common */ - struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; - struct ieee80211_channel channels[ATH_CHAN_MAX]; - struct ieee80211_rate rates[IEEE80211_NUM_BANDS][AR5K_MAX_RATES]; - s8 rate_idx[IEEE80211_NUM_BANDS][AR5K_MAX_RATES]; - enum nl80211_iftype opmode; - struct ath5k_hw *ah; /* Atheros HW */ - -#ifdef CONFIG_ATH5K_DEBUG - struct ath5k_dbg_info debug; /* debug info */ -#endif /* CONFIG_ATH5K_DEBUG */ - - struct ath5k_buf *bufptr; /* allocated buffer ptr */ - struct ath5k_desc *desc; /* TX/RX descriptors */ - dma_addr_t desc_daddr; /* DMA (physical) address */ - size_t desc_len; /* size of TX/RX descriptors */ - - DECLARE_BITMAP(status, 6); -#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 */ -#define ATH_STAT_2G_DISABLED 5 /* multiband radio without 2G */ - - unsigned int filter_flags; /* HW flags, AR5K_RX_FILTER_* */ - struct ieee80211_channel *curchan; /* current h/w channel */ - - u16 nvifs; - - enum ath5k_int imask; /* interrupt mask copy */ - - spinlock_t irqlock; - bool rx_pending; /* rx tasklet pending */ - bool tx_pending; /* tx tasklet pending */ - - u8 lladdr[ETH_ALEN]; - u8 bssidmask[ETH_ALEN]; - - unsigned int led_pin, /* GPIO pin for driving LED */ - led_on; /* pin setting for LED on */ - - struct work_struct reset_work; /* deferred chip reset */ - - unsigned int rxbufsize; /* rx size based on mtu */ - struct list_head rxbuf; /* receive buffer */ - spinlock_t rxbuflock; - u32 *rxlink; /* link ptr in last RX desc */ - struct tasklet_struct rxtq; /* rx intr tasklet */ - struct ath5k_led rx_led; /* rx led */ - - struct list_head txbuf; /* transmit buffer */ - spinlock_t txbuflock; - unsigned int txbuf_len; /* buf count in txbuf list */ - struct ath5k_txq txqs[AR5K_NUM_TX_QUEUES]; /* tx queues */ - struct tasklet_struct txtq; /* tx intr tasklet */ - struct ath5k_led tx_led; /* tx led */ - - struct ath5k_rfkill rf_kill; - - struct tasklet_struct calib; /* calibration tasklet */ - - spinlock_t block; /* protects beacon */ - struct tasklet_struct beacontq; /* beacon intr tasklet */ - struct list_head bcbuf; /* beacon buffer */ - struct ieee80211_vif *bslot[ATH_BCBUF]; - u16 num_ap_vifs; - u16 num_adhoc_vifs; - unsigned int bhalq, /* SW q for outgoing beacons */ - bmisscount, /* missed beacon transmits */ - bintval, /* beacon interval in TU */ - bsent; - unsigned int nexttbtt; /* next beacon time in TU */ - struct ath5k_txq *cabq; /* content after beacon */ - - int power_level; /* Requested tx power in dBm */ - bool assoc; /* associate state */ - bool enable_beacon; /* true if beacons are on */ - - struct ath5k_statistics stats; - - struct ath5k_ani_state ani_state; - struct tasklet_struct ani_tasklet; /* ANI calibration */ - - struct delayed_work tx_complete_work; - - struct survey_info survey; /* collected survey info */ -}; - struct ath5k_vif_iter_data { const u8 *hw_macaddr; u8 mask[ETH_ALEN]; @@ -277,9 +81,10 @@ struct ath5k_vif_iter_data { void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif); -#define ath5k_hw_hasbssidmask(_ah) \ - (ath5k_hw_get_capability(_ah, AR5K_CAP_BSSIDMASK, 0, NULL) == 0) -#define ath5k_hw_hasveol(_ah) \ - (ath5k_hw_get_capability(_ah, AR5K_CAP_VEOL, 0, NULL) == 0) +/* Check whether BSSID mask is supported */ +#define ath5k_hw_hasbssidmask(_ah) (ah->ah_version == AR5K_AR5212) + +/* Check whether virtual EOL is supported */ +#define ath5k_hw_hasveol(_ah) (ah->ah_version != AR5K_AR5210) #endif diff --git a/drivers/net/wireless/ath/ath5k/caps.c b/drivers/net/wireless/ath/ath5k/caps.c index c752982aec05..eefe670e28a7 100644 --- a/drivers/net/wireless/ath/ath5k/caps.c +++ b/drivers/net/wireless/ath/ath5k/caps.c @@ -112,51 +112,6 @@ int ath5k_hw_set_capabilities(struct ath5k_hw *ah) return 0; } -/* Main function used by the driver part to check caps */ -int ath5k_hw_get_capability(struct ath5k_hw *ah, - enum ath5k_capability_type cap_type, - u32 capability, u32 *result) -{ - switch (cap_type) { - case AR5K_CAP_NUM_TXQUEUES: - if (result) { - if (ah->ah_version == AR5K_AR5210) - *result = AR5K_NUM_TX_QUEUES_NOQCU; - else - *result = AR5K_NUM_TX_QUEUES; - goto yes; - } - case AR5K_CAP_VEOL: - goto yes; - case AR5K_CAP_COMPRESSION: - if (ah->ah_version == AR5K_AR5212) - goto yes; - else - goto no; - case AR5K_CAP_BURST: - goto yes; - case AR5K_CAP_TPC: - goto yes; - case AR5K_CAP_BSSIDMASK: - if (ah->ah_version == AR5K_AR5212) - goto yes; - else - goto no; - case AR5K_CAP_XR: - if (ah->ah_version == AR5K_AR5212) - goto yes; - else - goto no; - default: - goto no; - } - -no: - return -EINVAL; -yes: - return 0; -} - /* * TODO: Following functions should be part of a new function * set_capability diff --git a/drivers/net/wireless/ath/ath5k/debug.c b/drivers/net/wireless/ath/ath5k/debug.c index 4edca7072d53..ccca724de173 100644 --- a/drivers/net/wireless/ath/ath5k/debug.c +++ b/drivers/net/wireless/ath/ath5k/debug.c @@ -157,10 +157,10 @@ static void *reg_next(struct seq_file *seq, void *p, loff_t *pos) static int reg_show(struct seq_file *seq, void *p) { - struct ath5k_softc *sc = seq->private; + struct ath5k_hw *ah = seq->private; struct reg *r = p; seq_printf(seq, "%-25s0x%08x\n", r->name, - ath5k_hw_reg_read(sc->ah, r->addr)); + ath5k_hw_reg_read(ah, r->addr)); return 0; } @@ -197,42 +197,41 @@ static const struct file_operations fops_registers = { static ssize_t read_file_beacon(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = file->private_data; char buf[500]; unsigned int len = 0; unsigned int v; u64 tsf; - v = ath5k_hw_reg_read(sc->ah, AR5K_BEACON); + v = ath5k_hw_reg_read(ah, AR5K_BEACON); len += snprintf(buf + len, sizeof(buf) - len, "%-24s0x%08x\tintval: %d\tTIM: 0x%x\n", "AR5K_BEACON", v, v & AR5K_BEACON_PERIOD, (v & AR5K_BEACON_TIM) >> AR5K_BEACON_TIM_S); len += snprintf(buf + len, sizeof(buf) - len, "%-24s0x%08x\n", - "AR5K_LAST_TSTP", ath5k_hw_reg_read(sc->ah, AR5K_LAST_TSTP)); + "AR5K_LAST_TSTP", ath5k_hw_reg_read(ah, AR5K_LAST_TSTP)); len += snprintf(buf + len, sizeof(buf) - len, "%-24s0x%08x\n\n", - "AR5K_BEACON_CNT", ath5k_hw_reg_read(sc->ah, AR5K_BEACON_CNT)); + "AR5K_BEACON_CNT", ath5k_hw_reg_read(ah, AR5K_BEACON_CNT)); - v = ath5k_hw_reg_read(sc->ah, AR5K_TIMER0); + v = ath5k_hw_reg_read(ah, AR5K_TIMER0); len += snprintf(buf + len, sizeof(buf) - len, "%-24s0x%08x\tTU: %08x\n", "AR5K_TIMER0 (TBTT)", v, v); - v = ath5k_hw_reg_read(sc->ah, AR5K_TIMER1); + v = ath5k_hw_reg_read(ah, AR5K_TIMER1); len += snprintf(buf + len, sizeof(buf) - len, "%-24s0x%08x\tTU: %08x\n", "AR5K_TIMER1 (DMA)", v, v >> 3); - v = ath5k_hw_reg_read(sc->ah, AR5K_TIMER2); + v = ath5k_hw_reg_read(ah, AR5K_TIMER2); len += snprintf(buf + len, sizeof(buf) - len, "%-24s0x%08x\tTU: %08x\n", "AR5K_TIMER2 (SWBA)", v, v >> 3); - v = ath5k_hw_reg_read(sc->ah, AR5K_TIMER3); + v = ath5k_hw_reg_read(ah, AR5K_TIMER3); len += snprintf(buf + len, sizeof(buf) - len, "%-24s0x%08x\tTU: %08x\n", "AR5K_TIMER3 (ATIM)", v, v); - tsf = ath5k_hw_get_tsf64(sc->ah); + tsf = ath5k_hw_get_tsf64(ah); len += snprintf(buf + len, sizeof(buf) - len, "TSF\t\t0x%016llx\tTU: %08x\n", (unsigned long long)tsf, TSF_TO_TU(tsf)); @@ -247,8 +246,7 @@ static ssize_t write_file_beacon(struct file *file, const char __user *userbuf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = file->private_data; char buf[20]; if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) @@ -279,9 +277,9 @@ static ssize_t write_file_reset(struct file *file, const char __user *userbuf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; - ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "debug file triggered reset\n"); - ieee80211_queue_work(sc->hw, &sc->reset_work); + struct ath5k_hw *ah = file->private_data; + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "debug file triggered reset\n"); + ieee80211_queue_work(ah->hw, &ah->reset_work); return count; } @@ -318,23 +316,23 @@ static const struct { static ssize_t read_file_debug(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; + struct ath5k_hw *ah = file->private_data; char buf[700]; unsigned int len = 0; unsigned int i; len += snprintf(buf + len, sizeof(buf) - len, - "DEBUG LEVEL: 0x%08x\n\n", sc->debug.level); + "DEBUG LEVEL: 0x%08x\n\n", ah->debug.level); for (i = 0; i < ARRAY_SIZE(dbg_info) - 1; i++) { len += snprintf(buf + len, sizeof(buf) - len, "%10s %c 0x%08x - %s\n", dbg_info[i].name, - sc->debug.level & dbg_info[i].level ? '+' : ' ', + ah->debug.level & dbg_info[i].level ? '+' : ' ', dbg_info[i].level, dbg_info[i].desc); } len += snprintf(buf + len, sizeof(buf) - len, "%10s %c 0x%08x - %s\n", dbg_info[i].name, - sc->debug.level == dbg_info[i].level ? '+' : ' ', + ah->debug.level == dbg_info[i].level ? '+' : ' ', dbg_info[i].level, dbg_info[i].desc); if (len > sizeof(buf)) @@ -347,7 +345,7 @@ static ssize_t write_file_debug(struct file *file, const char __user *userbuf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; + struct ath5k_hw *ah = file->private_data; unsigned int i; char buf[20]; @@ -357,7 +355,7 @@ static ssize_t write_file_debug(struct file *file, for (i = 0; i < ARRAY_SIZE(dbg_info); i++) { if (strncmp(buf, dbg_info[i].name, strlen(dbg_info[i].name)) == 0) { - sc->debug.level ^= dbg_info[i].level; /* toggle bit */ + ah->debug.level ^= dbg_info[i].level; /* toggle bit */ break; } } @@ -378,33 +376,33 @@ static const struct file_operations fops_debug = { static ssize_t read_file_antenna(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; + struct ath5k_hw *ah = file->private_data; char buf[700]; unsigned int len = 0; unsigned int i; unsigned int v; len += snprintf(buf + len, sizeof(buf) - len, "antenna mode\t%d\n", - sc->ah->ah_ant_mode); + ah->ah_ant_mode); len += snprintf(buf + len, sizeof(buf) - len, "default antenna\t%d\n", - sc->ah->ah_def_ant); + ah->ah_def_ant); len += snprintf(buf + len, sizeof(buf) - len, "tx antenna\t%d\n", - sc->ah->ah_tx_ant); + ah->ah_tx_ant); len += snprintf(buf + len, sizeof(buf) - len, "\nANTENNA\t\tRX\tTX\n"); - for (i = 1; i < ARRAY_SIZE(sc->stats.antenna_rx); i++) { + for (i = 1; i < ARRAY_SIZE(ah->stats.antenna_rx); i++) { len += snprintf(buf + len, sizeof(buf) - len, "[antenna %d]\t%d\t%d\n", - i, sc->stats.antenna_rx[i], sc->stats.antenna_tx[i]); + i, ah->stats.antenna_rx[i], ah->stats.antenna_tx[i]); } len += snprintf(buf + len, sizeof(buf) - len, "[invalid]\t%d\t%d\n", - sc->stats.antenna_rx[0], sc->stats.antenna_tx[0]); + ah->stats.antenna_rx[0], ah->stats.antenna_tx[0]); - v = ath5k_hw_reg_read(sc->ah, AR5K_DEFAULT_ANTENNA); + v = ath5k_hw_reg_read(ah, AR5K_DEFAULT_ANTENNA); len += snprintf(buf + len, sizeof(buf) - len, "\nAR5K_DEFAULT_ANTENNA\t0x%08x\n", v); - v = ath5k_hw_reg_read(sc->ah, AR5K_STA_ID1); + v = ath5k_hw_reg_read(ah, AR5K_STA_ID1); len += snprintf(buf + len, sizeof(buf) - len, "AR5K_STA_ID1_DEFAULT_ANTENNA\t%d\n", (v & AR5K_STA_ID1_DEFAULT_ANTENNA) != 0); @@ -418,25 +416,25 @@ static ssize_t read_file_antenna(struct file *file, char __user *user_buf, "AR5K_STA_ID1_SELFGEN_DEF_ANT\t%d\n", (v & AR5K_STA_ID1_SELFGEN_DEF_ANT) != 0); - v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_AGCCTL); + v = ath5k_hw_reg_read(ah, AR5K_PHY_AGCCTL); len += snprintf(buf + len, sizeof(buf) - len, "\nAR5K_PHY_AGCCTL_OFDM_DIV_DIS\t%d\n", (v & AR5K_PHY_AGCCTL_OFDM_DIV_DIS) != 0); - v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_RESTART); + v = ath5k_hw_reg_read(ah, AR5K_PHY_RESTART); len += snprintf(buf + len, sizeof(buf) - len, "AR5K_PHY_RESTART_DIV_GC\t\t%x\n", (v & AR5K_PHY_RESTART_DIV_GC) >> AR5K_PHY_RESTART_DIV_GC_S); - v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_FAST_ANT_DIV); + v = ath5k_hw_reg_read(ah, AR5K_PHY_FAST_ANT_DIV); len += snprintf(buf + len, sizeof(buf) - len, "AR5K_PHY_FAST_ANT_DIV_EN\t%d\n", (v & AR5K_PHY_FAST_ANT_DIV_EN) != 0); - v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_ANT_SWITCH_TABLE_0); + v = ath5k_hw_reg_read(ah, AR5K_PHY_ANT_SWITCH_TABLE_0); len += snprintf(buf + len, sizeof(buf) - len, "\nAR5K_PHY_ANT_SWITCH_TABLE_0\t0x%08x\n", v); - v = ath5k_hw_reg_read(sc->ah, AR5K_PHY_ANT_SWITCH_TABLE_1); + v = ath5k_hw_reg_read(ah, AR5K_PHY_ANT_SWITCH_TABLE_1); len += snprintf(buf + len, sizeof(buf) - len, "AR5K_PHY_ANT_SWITCH_TABLE_1\t0x%08x\n", v); @@ -450,7 +448,7 @@ static ssize_t write_file_antenna(struct file *file, const char __user *userbuf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; + struct ath5k_hw *ah = file->private_data; unsigned int i; char buf[20]; @@ -458,18 +456,18 @@ static ssize_t write_file_antenna(struct file *file, return -EFAULT; if (strncmp(buf, "diversity", 9) == 0) { - ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_DEFAULT); + ath5k_hw_set_antenna_mode(ah, AR5K_ANTMODE_DEFAULT); printk(KERN_INFO "ath5k debug: enable diversity\n"); } else if (strncmp(buf, "fixed-a", 7) == 0) { - ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_FIXED_A); + ath5k_hw_set_antenna_mode(ah, AR5K_ANTMODE_FIXED_A); printk(KERN_INFO "ath5k debugfs: fixed antenna A\n"); } else if (strncmp(buf, "fixed-b", 7) == 0) { - ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_FIXED_B); + ath5k_hw_set_antenna_mode(ah, AR5K_ANTMODE_FIXED_B); printk(KERN_INFO "ath5k debug: fixed antenna B\n"); } else if (strncmp(buf, "clear", 5) == 0) { - for (i = 0; i < ARRAY_SIZE(sc->stats.antenna_rx); i++) { - sc->stats.antenna_rx[i] = 0; - sc->stats.antenna_tx[i] = 0; + for (i = 0; i < ARRAY_SIZE(ah->stats.antenna_rx); i++) { + ah->stats.antenna_rx[i] = 0; + ah->stats.antenna_tx[i] = 0; } printk(KERN_INFO "ath5k debug: cleared antenna stats\n"); } @@ -489,13 +487,13 @@ static const struct file_operations fops_antenna = { static ssize_t read_file_misc(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; + struct ath5k_hw *ah = file->private_data; char buf[700]; unsigned int len = 0; - u32 filt = ath5k_hw_get_rx_filter(sc->ah); + u32 filt = ath5k_hw_get_rx_filter(ah); len += snprintf(buf + len, sizeof(buf) - len, "bssid-mask: %pM\n", - sc->bssidmask); + ah->bssidmask); len += snprintf(buf + len, sizeof(buf) - len, "filter-flags: 0x%x ", filt); if (filt & AR5K_RX_FILTER_UCAST) @@ -524,7 +522,7 @@ static ssize_t read_file_misc(struct file *file, char __user *user_buf, len += snprintf(buf + len, sizeof(buf) - len, " RADARERR-5211"); len += snprintf(buf + len, sizeof(buf) - len, "\nopmode: %s (%d)\n", - ath_opmode_to_string(sc->opmode), sc->opmode); + ath_opmode_to_string(ah->opmode), ah->opmode); if (len > sizeof(buf)) len = sizeof(buf); @@ -544,8 +542,8 @@ static const struct file_operations fops_misc = { static ssize_t read_file_frameerrors(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; - struct ath5k_statistics *st = &sc->stats; + struct ath5k_hw *ah = file->private_data; + struct ath5k_statistics *st = &ah->stats; char buf[700]; unsigned int len = 0; int i; @@ -621,8 +619,8 @@ static ssize_t write_file_frameerrors(struct file *file, const char __user *userbuf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; - struct ath5k_statistics *st = &sc->stats; + struct ath5k_hw *ah = file->private_data; + struct ath5k_statistics *st = &ah->stats; char buf[20]; if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) @@ -660,16 +658,16 @@ static const struct file_operations fops_frameerrors = { static ssize_t read_file_ani(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; - struct ath5k_statistics *st = &sc->stats; - struct ath5k_ani_state *as = &sc->ani_state; + struct ath5k_hw *ah = file->private_data; + struct ath5k_statistics *st = &ah->stats; + struct ath5k_ani_state *as = &ah->ani_state; char buf[700]; unsigned int len = 0; len += snprintf(buf + len, sizeof(buf) - len, "HW has PHY error counters:\t%s\n", - sc->ah->ah_capabilities.cap_has_phyerr_counters ? + ah->ah_capabilities.cap_has_phyerr_counters ? "yes" : "no"); len += snprintf(buf + len, sizeof(buf) - len, "HW max spur immunity level:\t%d\n", @@ -718,7 +716,7 @@ static ssize_t read_file_ani(struct file *file, char __user *user_buf, st->mib_intr); len += snprintf(buf + len, sizeof(buf) - len, "beacon RSSI average:\t%d\n", - (int)ewma_read(&sc->ah->ah_beacon_rssi_avg)); + (int)ewma_read(&ah->ah_beacon_rssi_avg)); #define CC_PRINT(_struct, _field) \ _struct._field, \ @@ -750,14 +748,14 @@ static ssize_t read_file_ani(struct file *file, char __user *user_buf, as->sum_cck_errors); len += snprintf(buf + len, sizeof(buf) - len, "AR5K_PHYERR_CNT1\t%x\t(=%d)\n", - ath5k_hw_reg_read(sc->ah, AR5K_PHYERR_CNT1), + ath5k_hw_reg_read(ah, AR5K_PHYERR_CNT1), ATH5K_ANI_OFDM_TRIG_HIGH - (ATH5K_PHYERR_CNT_MAX - - ath5k_hw_reg_read(sc->ah, AR5K_PHYERR_CNT1))); + ath5k_hw_reg_read(ah, AR5K_PHYERR_CNT1))); len += snprintf(buf + len, sizeof(buf) - len, "AR5K_PHYERR_CNT2\t%x\t(=%d)\n", - ath5k_hw_reg_read(sc->ah, AR5K_PHYERR_CNT2), + ath5k_hw_reg_read(ah, AR5K_PHYERR_CNT2), ATH5K_ANI_CCK_TRIG_HIGH - (ATH5K_PHYERR_CNT_MAX - - ath5k_hw_reg_read(sc->ah, AR5K_PHYERR_CNT2))); + ath5k_hw_reg_read(ah, AR5K_PHYERR_CNT2))); if (len > sizeof(buf)) len = sizeof(buf); @@ -769,42 +767,42 @@ static ssize_t write_file_ani(struct file *file, const char __user *userbuf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; + struct ath5k_hw *ah = file->private_data; char buf[20]; if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) return -EFAULT; if (strncmp(buf, "sens-low", 8) == 0) { - ath5k_ani_init(sc->ah, ATH5K_ANI_MODE_MANUAL_HIGH); + ath5k_ani_init(ah, ATH5K_ANI_MODE_MANUAL_HIGH); } else if (strncmp(buf, "sens-high", 9) == 0) { - ath5k_ani_init(sc->ah, ATH5K_ANI_MODE_MANUAL_LOW); + ath5k_ani_init(ah, ATH5K_ANI_MODE_MANUAL_LOW); } else if (strncmp(buf, "ani-off", 7) == 0) { - ath5k_ani_init(sc->ah, ATH5K_ANI_MODE_OFF); + ath5k_ani_init(ah, ATH5K_ANI_MODE_OFF); } else if (strncmp(buf, "ani-on", 6) == 0) { - ath5k_ani_init(sc->ah, ATH5K_ANI_MODE_AUTO); + ath5k_ani_init(ah, ATH5K_ANI_MODE_AUTO); } else if (strncmp(buf, "noise-low", 9) == 0) { - ath5k_ani_set_noise_immunity_level(sc->ah, 0); + ath5k_ani_set_noise_immunity_level(ah, 0); } else if (strncmp(buf, "noise-high", 10) == 0) { - ath5k_ani_set_noise_immunity_level(sc->ah, + ath5k_ani_set_noise_immunity_level(ah, ATH5K_ANI_MAX_NOISE_IMM_LVL); } else if (strncmp(buf, "spur-low", 8) == 0) { - ath5k_ani_set_spur_immunity_level(sc->ah, 0); + ath5k_ani_set_spur_immunity_level(ah, 0); } else if (strncmp(buf, "spur-high", 9) == 0) { - ath5k_ani_set_spur_immunity_level(sc->ah, - sc->ani_state.max_spur_level); + ath5k_ani_set_spur_immunity_level(ah, + ah->ani_state.max_spur_level); } else if (strncmp(buf, "fir-low", 7) == 0) { - ath5k_ani_set_firstep_level(sc->ah, 0); + ath5k_ani_set_firstep_level(ah, 0); } else if (strncmp(buf, "fir-high", 8) == 0) { - ath5k_ani_set_firstep_level(sc->ah, ATH5K_ANI_MAX_FIRSTEP_LVL); + ath5k_ani_set_firstep_level(ah, ATH5K_ANI_MAX_FIRSTEP_LVL); } else if (strncmp(buf, "ofdm-off", 8) == 0) { - ath5k_ani_set_ofdm_weak_signal_detection(sc->ah, false); + ath5k_ani_set_ofdm_weak_signal_detection(ah, false); } else if (strncmp(buf, "ofdm-on", 7) == 0) { - ath5k_ani_set_ofdm_weak_signal_detection(sc->ah, true); + ath5k_ani_set_ofdm_weak_signal_detection(ah, true); } else if (strncmp(buf, "cck-off", 7) == 0) { - ath5k_ani_set_cck_weak_signal_detection(sc->ah, false); + ath5k_ani_set_cck_weak_signal_detection(ah, false); } else if (strncmp(buf, "cck-on", 6) == 0) { - ath5k_ani_set_cck_weak_signal_detection(sc->ah, true); + ath5k_ani_set_cck_weak_signal_detection(ah, true); } return count; } @@ -823,7 +821,7 @@ static const struct file_operations fops_ani = { static ssize_t read_file_queue(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; + struct ath5k_hw *ah = file->private_data; char buf[700]; unsigned int len = 0; @@ -832,10 +830,10 @@ static ssize_t read_file_queue(struct file *file, char __user *user_buf, int i, n; len += snprintf(buf + len, sizeof(buf) - len, - "available txbuffers: %d\n", sc->txbuf_len); + "available txbuffers: %d\n", ah->txbuf_len); - for (i = 0; i < ARRAY_SIZE(sc->txqs); i++) { - txq = &sc->txqs[i]; + for (i = 0; i < ARRAY_SIZE(ah->txqs); i++) { + txq = &ah->txqs[i]; len += snprintf(buf + len, sizeof(buf) - len, "%02d: %ssetup\n", i, txq->setup ? "" : "not "); @@ -865,16 +863,16 @@ static ssize_t write_file_queue(struct file *file, const char __user *userbuf, size_t count, loff_t *ppos) { - struct ath5k_softc *sc = file->private_data; + struct ath5k_hw *ah = file->private_data; char buf[20]; if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) return -EFAULT; if (strncmp(buf, "start", 5) == 0) - ieee80211_wake_queues(sc->hw); + ieee80211_wake_queues(ah->hw); else if (strncmp(buf, "stop", 4) == 0) - ieee80211_stop_queues(sc->hw); + ieee80211_stop_queues(ah->hw); return count; } @@ -890,57 +888,57 @@ static const struct file_operations fops_queue = { void -ath5k_debug_init_device(struct ath5k_softc *sc) +ath5k_debug_init_device(struct ath5k_hw *ah) { struct dentry *phydir; - sc->debug.level = ath5k_debug; + ah->debug.level = ath5k_debug; - phydir = debugfs_create_dir("ath5k", sc->hw->wiphy->debugfsdir); + phydir = debugfs_create_dir("ath5k", ah->hw->wiphy->debugfsdir); if (!phydir) return; - debugfs_create_file("debug", S_IWUSR | S_IRUSR, phydir, sc, + debugfs_create_file("debug", S_IWUSR | S_IRUSR, phydir, ah, &fops_debug); - debugfs_create_file("registers", S_IRUSR, phydir, sc, &fops_registers); + debugfs_create_file("registers", S_IRUSR, phydir, ah, &fops_registers); - debugfs_create_file("beacon", S_IWUSR | S_IRUSR, phydir, sc, + debugfs_create_file("beacon", S_IWUSR | S_IRUSR, phydir, ah, &fops_beacon); - debugfs_create_file("reset", S_IWUSR, phydir, sc, &fops_reset); + debugfs_create_file("reset", S_IWUSR, phydir, ah, &fops_reset); - debugfs_create_file("antenna", S_IWUSR | S_IRUSR, phydir, sc, + debugfs_create_file("antenna", S_IWUSR | S_IRUSR, phydir, ah, &fops_antenna); - debugfs_create_file("misc", S_IRUSR, phydir, sc, &fops_misc); + debugfs_create_file("misc", S_IRUSR, phydir, ah, &fops_misc); - debugfs_create_file("frameerrors", S_IWUSR | S_IRUSR, phydir, sc, + debugfs_create_file("frameerrors", S_IWUSR | S_IRUSR, phydir, ah, &fops_frameerrors); - debugfs_create_file("ani", S_IWUSR | S_IRUSR, phydir, sc, &fops_ani); + debugfs_create_file("ani", S_IWUSR | S_IRUSR, phydir, ah, &fops_ani); - debugfs_create_file("queue", S_IWUSR | S_IRUSR, phydir, sc, + debugfs_create_file("queue", S_IWUSR | S_IRUSR, phydir, ah, &fops_queue); debugfs_create_bool("32khz_clock", S_IWUSR | S_IRUSR, phydir, - &sc->ah->ah_use_32khz_clock); + &ah->ah_use_32khz_clock); } /* functions used in other places */ void -ath5k_debug_dump_bands(struct ath5k_softc *sc) +ath5k_debug_dump_bands(struct ath5k_hw *ah) { unsigned int b, i; - if (likely(!(sc->debug.level & ATH5K_DEBUG_DUMPBANDS))) + if (likely(!(ah->debug.level & ATH5K_DEBUG_DUMPBANDS))) return; - BUG_ON(!sc->sbands); + BUG_ON(!ah->sbands); for (b = 0; b < IEEE80211_NUM_BANDS; b++) { - struct ieee80211_supported_band *band = &sc->sbands[b]; + struct ieee80211_supported_band *band = &ah->sbands[b]; char bname[6]; switch (band->band) { case IEEE80211_BAND_2GHZ: @@ -990,41 +988,41 @@ ath5k_debug_printrxbuf(struct ath5k_buf *bf, int done, } void -ath5k_debug_printrxbuffs(struct ath5k_softc *sc, struct ath5k_hw *ah) +ath5k_debug_printrxbuffs(struct ath5k_hw *ah) { struct ath5k_desc *ds; struct ath5k_buf *bf; struct ath5k_rx_status rs = {}; int status; - if (likely(!(sc->debug.level & ATH5K_DEBUG_DESC))) + if (likely(!(ah->debug.level & ATH5K_DEBUG_DESC))) return; printk(KERN_DEBUG "rxdp %x, rxlink %p\n", - ath5k_hw_get_rxdp(ah), sc->rxlink); + ath5k_hw_get_rxdp(ah), ah->rxlink); - spin_lock_bh(&sc->rxbuflock); - list_for_each_entry(bf, &sc->rxbuf, list) { + spin_lock_bh(&ah->rxbuflock); + list_for_each_entry(bf, &ah->rxbuf, list) { ds = bf->desc; status = ah->ah_proc_rx_desc(ah, ds, &rs); if (!status) ath5k_debug_printrxbuf(bf, status == 0, &rs); } - spin_unlock_bh(&sc->rxbuflock); + spin_unlock_bh(&ah->rxbuflock); } void -ath5k_debug_printtxbuf(struct ath5k_softc *sc, struct ath5k_buf *bf) +ath5k_debug_printtxbuf(struct ath5k_hw *ah, struct ath5k_buf *bf) { struct ath5k_desc *ds = bf->desc; struct ath5k_hw_5212_tx_desc *td = &ds->ud.ds_tx5212; struct ath5k_tx_status ts = {}; int done; - if (likely(!(sc->debug.level & ATH5K_DEBUG_DESC))) + if (likely(!(ah->debug.level & ATH5K_DEBUG_DESC))) return; - done = sc->ah->ah_proc_tx_desc(sc->ah, bf->desc, &ts); + done = ah->ah_proc_tx_desc(ah, bf->desc, &ts); printk(KERN_DEBUG "T (%p %llx) %08x %08x %08x %08x %08x %08x %08x " "%08x %c\n", ds, (unsigned long long)bf->daddr, ds->ds_link, diff --git a/drivers/net/wireless/ath/ath5k/debug.h b/drivers/net/wireless/ath/ath5k/debug.h index 193dd2d4ea3c..7f37df3125fd 100644 --- a/drivers/net/wireless/ath/ath5k/debug.h +++ b/drivers/net/wireless/ath/ath5k/debug.h @@ -61,7 +61,6 @@ #ifndef _ATH5K_DEBUG_H #define _ATH5K_DEBUG_H -struct ath5k_softc; struct ath5k_hw; struct sk_buff; struct ath5k_buf; @@ -127,39 +126,39 @@ enum ath5k_debug_level { } while (0) void -ath5k_debug_init_device(struct ath5k_softc *sc); +ath5k_debug_init_device(struct ath5k_hw *ah); void -ath5k_debug_printrxbuffs(struct ath5k_softc *sc, struct ath5k_hw *ah); +ath5k_debug_printrxbuffs(struct ath5k_hw *ah); void -ath5k_debug_dump_bands(struct ath5k_softc *sc); +ath5k_debug_dump_bands(struct ath5k_hw *ah); void -ath5k_debug_printtxbuf(struct ath5k_softc *sc, struct ath5k_buf *bf); +ath5k_debug_printtxbuf(struct ath5k_hw *ah, struct ath5k_buf *bf); #else /* no debugging */ #include <linux/compiler.h> static inline void __attribute__ ((format (printf, 3, 4))) -ATH5K_DBG(struct ath5k_softc *sc, unsigned int m, const char *fmt, ...) {} +ATH5K_DBG(struct ath5k_hw *ah, unsigned int m, const char *fmt, ...) {} static inline void __attribute__ ((format (printf, 3, 4))) -ATH5K_DBG_UNLIMIT(struct ath5k_softc *sc, unsigned int m, const char *fmt, ...) +ATH5K_DBG_UNLIMIT(struct ath5k_hw *ah, unsigned int m, const char *fmt, ...) {} static inline void -ath5k_debug_init_device(struct ath5k_softc *sc) {} +ath5k_debug_init_device(struct ath5k_hw *ah) {} static inline void -ath5k_debug_printrxbuffs(struct ath5k_softc *sc, struct ath5k_hw *ah) {} +ath5k_debug_printrxbuffs(struct ath5k_hw *ah) {} static inline void -ath5k_debug_dump_bands(struct ath5k_softc *sc) {} +ath5k_debug_dump_bands(struct ath5k_hw *ah) {} static inline void -ath5k_debug_printtxbuf(struct ath5k_softc *sc, struct ath5k_buf *bf) {} +ath5k_debug_printtxbuf(struct ath5k_hw *ah, struct ath5k_buf *bf) {} #endif /* ifdef CONFIG_ATH5K_DEBUG */ diff --git a/drivers/net/wireless/ath/ath5k/desc.c b/drivers/net/wireless/ath/ath5k/desc.c index f82383b3ed30..846535f59efc 100644 --- a/drivers/net/wireless/ath/ath5k/desc.c +++ b/drivers/net/wireless/ath/ath5k/desc.c @@ -55,12 +55,12 @@ ath5k_hw_setup_2word_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc, * noise on the channel, so it is important to avoid this. */ if (unlikely(tx_tries0 == 0)) { - ATH5K_ERR(ah->ah_sc, "zero retries\n"); + ATH5K_ERR(ah, "zero retries\n"); WARN_ON(1); return -EINVAL; } if (unlikely(tx_rate0 == 0)) { - ATH5K_ERR(ah->ah_sc, "zero rate\n"); + ATH5K_ERR(ah, "zero rate\n"); WARN_ON(1); return -EINVAL; } @@ -203,12 +203,12 @@ static int ath5k_hw_setup_4word_tx_desc(struct ath5k_hw *ah, * noise on the channel, so it is important to avoid this. */ if (unlikely(tx_tries0 == 0)) { - ATH5K_ERR(ah->ah_sc, "zero retries\n"); + ATH5K_ERR(ah, "zero retries\n"); WARN_ON(1); return -EINVAL; } if (unlikely(tx_rate0 == 0)) { - ATH5K_ERR(ah->ah_sc, "zero rate\n"); + ATH5K_ERR(ah, "zero rate\n"); WARN_ON(1); return -EINVAL; } @@ -316,7 +316,7 @@ ath5k_hw_setup_mrr_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc, if (unlikely((tx_rate1 == 0 && tx_tries1 != 0) || (tx_rate2 == 0 && tx_tries2 != 0) || (tx_rate3 == 0 && tx_tries3 != 0))) { - ATH5K_ERR(ah->ah_sc, "zero rate\n"); + ATH5K_ERR(ah, "zero rate\n"); WARN_ON(1); return -EINVAL; } diff --git a/drivers/net/wireless/ath/ath5k/dma.c b/drivers/net/wireless/ath/ath5k/dma.c index b788ecfbdaf6..0d5d4033f12a 100644 --- a/drivers/net/wireless/ath/ath5k/dma.c +++ b/drivers/net/wireless/ath/ath5k/dma.c @@ -73,7 +73,7 @@ static int ath5k_hw_stop_rx_dma(struct ath5k_hw *ah) udelay(100); if (!i) - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_DMA, + ATH5K_DBG(ah, ATH5K_DEBUG_DMA, "failed to stop RX DMA !\n"); return i ? 0 : -EBUSY; @@ -100,7 +100,7 @@ u32 ath5k_hw_get_rxdp(struct ath5k_hw *ah) int ath5k_hw_set_rxdp(struct ath5k_hw *ah, u32 phys_addr) { if (ath5k_hw_reg_read(ah, AR5K_CR) & AR5K_CR_RXE) { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_DMA, + ATH5K_DBG(ah, ATH5K_DEBUG_DMA, "tried to set RXDP while rx was active !\n"); return -EIO; } @@ -243,7 +243,7 @@ static int ath5k_hw_stop_tx_dma(struct ath5k_hw *ah, unsigned int queue) udelay(100); if (AR5K_REG_READ_Q(ah, AR5K_QCU_TXE, queue)) - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_DMA, + ATH5K_DBG(ah, ATH5K_DEBUG_DMA, "queue %i didn't stop !\n", queue); /* Check for pending frames */ @@ -295,7 +295,7 @@ static int ath5k_hw_stop_tx_dma(struct ath5k_hw *ah, unsigned int queue) AR5K_DIAG_SW_CHANNEL_IDLE_HIGH); if (pending) - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_DMA, + ATH5K_DBG(ah, ATH5K_DEBUG_DMA, "quiet mechanism didn't work q:%i !\n", queue); } @@ -309,7 +309,7 @@ static int ath5k_hw_stop_tx_dma(struct ath5k_hw *ah, unsigned int queue) /* Clear register */ ath5k_hw_reg_write(ah, 0, AR5K_QCU_TXD); if (pending) { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_DMA, + ATH5K_DBG(ah, ATH5K_DEBUG_DMA, "tx dma didn't stop (q:%i, frm:%i) !\n", queue, pending); return -EBUSY; @@ -333,7 +333,7 @@ int ath5k_hw_stop_beacon_queue(struct ath5k_hw *ah, unsigned int queue) int ret; ret = ath5k_hw_stop_tx_dma(ah, queue); if (ret) { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_DMA, + ATH5K_DBG(ah, ATH5K_DEBUG_DMA, "beacon queue didn't stop !\n"); return -EIO; } diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c index d9e605e37007..9068b9165265 100644 --- a/drivers/net/wireless/ath/ath5k/eeprom.c +++ b/drivers/net/wireless/ath/ath5k/eeprom.c @@ -105,7 +105,7 @@ ath5k_eeprom_init_header(struct ath5k_hw *ah) * big still, waiting on a better value. */ if (eep_max > (3 * AR5K_EEPROM_INFO_MAX)) { - ATH5K_ERR(ah->ah_sc, "Invalid max custom EEPROM size: " + ATH5K_ERR(ah, "Invalid max custom EEPROM size: " "%d (0x%04x) max expected: %d (0x%04x)\n", eep_max, eep_max, 3 * AR5K_EEPROM_INFO_MAX, @@ -119,7 +119,7 @@ ath5k_eeprom_init_header(struct ath5k_hw *ah) cksum ^= val; } if (cksum != AR5K_EEPROM_INFO_CKSUM) { - ATH5K_ERR(ah->ah_sc, "Invalid EEPROM " + ATH5K_ERR(ah, "Invalid EEPROM " "checksum: 0x%04x eep_max: 0x%04x (%s)\n", cksum, eep_max, eep_max == AR5K_EEPROM_INFO_MAX ? diff --git a/drivers/net/wireless/ath/ath5k/initvals.c b/drivers/net/wireless/ath/ath5k/initvals.c index 855d1af3e710..5ab607f40e0e 100644 --- a/drivers/net/wireless/ath/ath5k/initvals.c +++ b/drivers/net/wireless/ath/ath5k/initvals.c @@ -1542,7 +1542,7 @@ int ath5k_hw_write_initvals(struct ath5k_hw *ah, u8 mode, bool skip_pcu) /* AR5K_MODE_11B */ if (mode > 2) { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "unsupported channel mode: %d\n", mode); return -EINVAL; } diff --git a/drivers/net/wireless/ath/ath5k/led.c b/drivers/net/wireless/ath/ath5k/led.c index 127bfbd35172..8c17a00f7dad 100644 --- a/drivers/net/wireless/ath/ath5k/led.c +++ b/drivers/net/wireless/ath/ath5k/led.c @@ -86,26 +86,26 @@ static DEFINE_PCI_DEVICE_TABLE(ath5k_led_devices) = { { } }; -void ath5k_led_enable(struct ath5k_softc *sc) +void ath5k_led_enable(struct ath5k_hw *ah) { - if (test_bit(ATH_STAT_LEDSOFT, sc->status)) { - ath5k_hw_set_gpio_output(sc->ah, sc->led_pin); - ath5k_led_off(sc); + if (test_bit(ATH_STAT_LEDSOFT, ah->status)) { + ath5k_hw_set_gpio_output(ah, ah->led_pin); + ath5k_led_off(ah); } } -static void ath5k_led_on(struct ath5k_softc *sc) +static void ath5k_led_on(struct ath5k_hw *ah) { - if (!test_bit(ATH_STAT_LEDSOFT, sc->status)) + if (!test_bit(ATH_STAT_LEDSOFT, ah->status)) return; - ath5k_hw_set_gpio(sc->ah, sc->led_pin, sc->led_on); + ath5k_hw_set_gpio(ah, ah->led_pin, ah->led_on); } -void ath5k_led_off(struct ath5k_softc *sc) +void ath5k_led_off(struct ath5k_hw *ah) { - if (!test_bit(ATH_STAT_LEDSOFT, sc->status)) + if (!test_bit(ATH_STAT_LEDSOFT, ah->status)) return; - ath5k_hw_set_gpio(sc->ah, sc->led_pin, !sc->led_on); + ath5k_hw_set_gpio(ah, ah->led_pin, !ah->led_on); } static void @@ -116,27 +116,27 @@ ath5k_led_brightness_set(struct led_classdev *led_dev, led_dev); if (brightness == LED_OFF) - ath5k_led_off(led->sc); + ath5k_led_off(led->ah); else - ath5k_led_on(led->sc); + ath5k_led_on(led->ah); } static int -ath5k_register_led(struct ath5k_softc *sc, struct ath5k_led *led, +ath5k_register_led(struct ath5k_hw *ah, struct ath5k_led *led, const char *name, char *trigger) { int err; - led->sc = sc; + led->ah = ah; strncpy(led->name, name, sizeof(led->name)); led->led_dev.name = led->name; led->led_dev.default_trigger = trigger; led->led_dev.brightness_set = ath5k_led_brightness_set; - err = led_classdev_register(sc->dev, &led->led_dev); + err = led_classdev_register(ah->dev, &led->led_dev); if (err) { - ATH5K_WARN(sc, "could not register LED %s\n", name); - led->sc = NULL; + ATH5K_WARN(ah, "could not register LED %s\n", name); + led->ah = NULL; } return err; } @@ -144,30 +144,30 @@ ath5k_register_led(struct ath5k_softc *sc, struct ath5k_led *led, static void ath5k_unregister_led(struct ath5k_led *led) { - if (!led->sc) + if (!led->ah) return; led_classdev_unregister(&led->led_dev); - ath5k_led_off(led->sc); - led->sc = NULL; + ath5k_led_off(led->ah); + led->ah = NULL; } -void ath5k_unregister_leds(struct ath5k_softc *sc) +void ath5k_unregister_leds(struct ath5k_hw *ah) { - ath5k_unregister_led(&sc->rx_led); - ath5k_unregister_led(&sc->tx_led); + ath5k_unregister_led(&ah->rx_led); + ath5k_unregister_led(&ah->tx_led); } -int __devinit ath5k_init_leds(struct ath5k_softc *sc) +int __devinit ath5k_init_leds(struct ath5k_hw *ah) { int ret = 0; - struct ieee80211_hw *hw = sc->hw; + struct ieee80211_hw *hw = ah->hw; #ifndef CONFIG_ATHEROS_AR231X - struct pci_dev *pdev = sc->pdev; + struct pci_dev *pdev = ah->pdev; #endif char name[ATH5K_LED_MAX_NAME_LEN + 1]; const struct pci_device_id *match; - if (!sc->pdev) + if (!ah->pdev) return 0; #ifdef CONFIG_ATHEROS_AR231X @@ -176,24 +176,24 @@ int __devinit ath5k_init_leds(struct ath5k_softc *sc) match = pci_match_id(&ath5k_led_devices[0], pdev); #endif if (match) { - __set_bit(ATH_STAT_LEDSOFT, sc->status); - sc->led_pin = ATH_PIN(match->driver_data); - sc->led_on = ATH_POLARITY(match->driver_data); + __set_bit(ATH_STAT_LEDSOFT, ah->status); + ah->led_pin = ATH_PIN(match->driver_data); + ah->led_on = ATH_POLARITY(match->driver_data); } - if (!test_bit(ATH_STAT_LEDSOFT, sc->status)) + if (!test_bit(ATH_STAT_LEDSOFT, ah->status)) goto out; - ath5k_led_enable(sc); + ath5k_led_enable(ah); snprintf(name, sizeof(name), "ath5k-%s::rx", wiphy_name(hw->wiphy)); - ret = ath5k_register_led(sc, &sc->rx_led, name, + ret = ath5k_register_led(ah, &ah->rx_led, name, ieee80211_get_rx_led_name(hw)); if (ret) goto out; snprintf(name, sizeof(name), "ath5k-%s::tx", wiphy_name(hw->wiphy)); - ret = ath5k_register_led(sc, &sc->tx_led, name, + ret = ath5k_register_led(ah, &ah->tx_led, name, ieee80211_get_tx_led_name(hw)); out: return ret; diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c index 0d5ab3428be5..2a715ca0c5e4 100644 --- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c +++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c @@ -53,44 +53,30 @@ static void ath5k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; u16 qnum = skb_get_queue_mapping(skb); - if (WARN_ON(qnum >= sc->ah->ah_capabilities.cap_queues.q_tx_num)) { + if (WARN_ON(qnum >= ah->ah_capabilities.cap_queues.q_tx_num)) { dev_kfree_skb_any(skb); return; } - ath5k_tx_queue(hw, skb, &sc->txqs[qnum]); -} - - -static int -ath5k_start(struct ieee80211_hw *hw) -{ - return ath5k_init_hw(hw->priv); -} - - -static void -ath5k_stop(struct ieee80211_hw *hw) -{ - ath5k_stop_hw(hw->priv); + ath5k_tx_queue(hw, skb, &ah->txqs[qnum]); } static int ath5k_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; int ret; struct ath5k_vif *avf = (void *)vif->drv_priv; - mutex_lock(&sc->lock); + mutex_lock(&ah->lock); if ((vif->type == NL80211_IFTYPE_AP || vif->type == NL80211_IFTYPE_ADHOC) - && (sc->num_ap_vifs + sc->num_adhoc_vifs) >= ATH_BCBUF) { + && (ah->num_ap_vifs + ah->num_adhoc_vifs) >= ATH_BCBUF) { ret = -ELNRNG; goto end; } @@ -100,9 +86,9 @@ ath5k_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) * We would need to operate the HW in ad-hoc mode to allow TSF updates * for the IBSS, but this breaks with additional AP or STA interfaces * at the moment. */ - if (sc->num_adhoc_vifs || - (sc->nvifs && vif->type == NL80211_IFTYPE_ADHOC)) { - ATH5K_ERR(sc, "Only one single ad-hoc interface is allowed.\n"); + if (ah->num_adhoc_vifs || + (ah->nvifs && vif->type == NL80211_IFTYPE_ADHOC)) { + ATH5K_ERR(ah, "Only one single ad-hoc interface is allowed.\n"); ret = -ELNRNG; goto end; } @@ -119,8 +105,8 @@ ath5k_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) goto end; } - sc->nvifs++; - ATH5K_DBG(sc, ATH5K_DEBUG_MODE, "add interface mode %d\n", avf->opmode); + ah->nvifs++; + ATH5K_DBG(ah, ATH5K_DEBUG_MODE, "add interface mode %d\n", avf->opmode); /* Assign the vap/adhoc to a beacon xmit slot. */ if ((avf->opmode == NL80211_IFTYPE_AP) || @@ -128,38 +114,38 @@ ath5k_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) (avf->opmode == NL80211_IFTYPE_MESH_POINT)) { int slot; - WARN_ON(list_empty(&sc->bcbuf)); - avf->bbuf = list_first_entry(&sc->bcbuf, struct ath5k_buf, + WARN_ON(list_empty(&ah->bcbuf)); + avf->bbuf = list_first_entry(&ah->bcbuf, struct ath5k_buf, list); list_del(&avf->bbuf->list); avf->bslot = 0; for (slot = 0; slot < ATH_BCBUF; slot++) { - if (!sc->bslot[slot]) { + if (!ah->bslot[slot]) { avf->bslot = slot; break; } } - BUG_ON(sc->bslot[avf->bslot] != NULL); - sc->bslot[avf->bslot] = vif; + BUG_ON(ah->bslot[avf->bslot] != NULL); + ah->bslot[avf->bslot] = vif; if (avf->opmode == NL80211_IFTYPE_AP) - sc->num_ap_vifs++; + ah->num_ap_vifs++; else if (avf->opmode == NL80211_IFTYPE_ADHOC) - sc->num_adhoc_vifs++; + ah->num_adhoc_vifs++; } /* Any MAC address is fine, all others are included through the * filter. */ - memcpy(&sc->lladdr, vif->addr, ETH_ALEN); - ath5k_hw_set_lladdr(sc->ah, vif->addr); + memcpy(&ah->lladdr, vif->addr, ETH_ALEN); + ath5k_hw_set_lladdr(ah, vif->addr); memcpy(&avf->lladdr, vif->addr, ETH_ALEN); - ath5k_update_bssid_mask_and_opmode(sc, vif); + ath5k_update_bssid_mask_and_opmode(ah, vif); ret = 0; end: - mutex_unlock(&sc->lock); + mutex_unlock(&ah->lock); return ret; } @@ -168,31 +154,31 @@ static void ath5k_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; struct ath5k_vif *avf = (void *)vif->drv_priv; unsigned int i; - mutex_lock(&sc->lock); - sc->nvifs--; + mutex_lock(&ah->lock); + ah->nvifs--; if (avf->bbuf) { - ath5k_txbuf_free_skb(sc, avf->bbuf); - list_add_tail(&avf->bbuf->list, &sc->bcbuf); + ath5k_txbuf_free_skb(ah, avf->bbuf); + list_add_tail(&avf->bbuf->list, &ah->bcbuf); for (i = 0; i < ATH_BCBUF; i++) { - if (sc->bslot[i] == vif) { - sc->bslot[i] = NULL; + if (ah->bslot[i] == vif) { + ah->bslot[i] = NULL; break; } } avf->bbuf = NULL; } if (avf->opmode == NL80211_IFTYPE_AP) - sc->num_ap_vifs--; + ah->num_ap_vifs--; else if (avf->opmode == NL80211_IFTYPE_ADHOC) - sc->num_adhoc_vifs--; + ah->num_adhoc_vifs--; - ath5k_update_bssid_mask_and_opmode(sc, NULL); - mutex_unlock(&sc->lock); + ath5k_update_bssid_mask_and_opmode(ah, NULL); + mutex_unlock(&ah->lock); } @@ -202,23 +188,22 @@ ath5k_remove_interface(struct ieee80211_hw *hw, static int ath5k_config(struct ieee80211_hw *hw, u32 changed) { - struct ath5k_softc *sc = hw->priv; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = hw->priv; struct ieee80211_conf *conf = &hw->conf; int ret = 0; int i; - mutex_lock(&sc->lock); + mutex_lock(&ah->lock); if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { - ret = ath5k_chan_set(sc, conf->channel); + ret = ath5k_chan_set(ah, conf->channel); if (ret < 0) goto unlock; } if ((changed & IEEE80211_CONF_CHANGE_POWER) && - (sc->power_level != conf->power_level)) { - sc->power_level = conf->power_level; + (ah->power_level != conf->power_level)) { + ah->power_level = conf->power_level; /* Half dB steps */ ath5k_hw_set_txpower_limit(ah, (conf->power_level * 2)); @@ -252,7 +237,7 @@ ath5k_config(struct ieee80211_hw *hw, u32 changed) ath5k_hw_set_antenna_mode(ah, ah->ah_ant_mode); unlock: - mutex_unlock(&sc->lock); + mutex_unlock(&ah->lock); return ret; } @@ -262,12 +247,11 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u32 changes) { struct ath5k_vif *avf = (void *)vif->drv_priv; - struct ath5k_softc *sc = hw->priv; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = hw->priv; struct ath_common *common = ath5k_hw_common(ah); unsigned long flags; - mutex_lock(&sc->lock); + mutex_lock(&ah->lock); if (changes & BSS_CHANGED_BSSID) { /* Cache for later use during resets */ @@ -278,7 +262,7 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changes & BSS_CHANGED_BEACON_INT) - sc->bintval = bss_conf->beacon_int; + ah->bintval = bss_conf->beacon_int; if (changes & BSS_CHANGED_ERP_SLOT) { int slot_time; @@ -292,16 +276,16 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (changes & BSS_CHANGED_ASSOC) { avf->assoc = bss_conf->assoc; if (bss_conf->assoc) - sc->assoc = bss_conf->assoc; + ah->assoc = bss_conf->assoc; else - sc->assoc = ath5k_any_vif_assoc(sc); + ah->assoc = ath5k_any_vif_assoc(ah); - if (sc->opmode == NL80211_IFTYPE_STATION) - ath5k_set_beacon_filter(hw, sc->assoc); - ath5k_hw_set_ledstate(sc->ah, sc->assoc ? + if (ah->opmode == NL80211_IFTYPE_STATION) + ath5k_set_beacon_filter(hw, ah->assoc); + ath5k_hw_set_ledstate(ah, ah->assoc ? AR5K_LED_ASSOC : AR5K_LED_INIT); if (bss_conf->assoc) { - ATH5K_DBG(sc, ATH5K_DEBUG_ANY, + ATH5K_DBG(ah, ATH5K_DEBUG_ANY, "Bss Info ASSOC %d, bssid: %pM\n", bss_conf->aid, common->curbssid); common->curaid = bss_conf->aid; @@ -311,19 +295,19 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changes & BSS_CHANGED_BEACON) { - spin_lock_irqsave(&sc->block, flags); + spin_lock_irqsave(&ah->block, flags); ath5k_beacon_update(hw, vif); - spin_unlock_irqrestore(&sc->block, flags); + spin_unlock_irqrestore(&ah->block, flags); } if (changes & BSS_CHANGED_BEACON_ENABLED) - sc->enable_beacon = bss_conf->enable_beacon; + ah->enable_beacon = bss_conf->enable_beacon; if (changes & (BSS_CHANGED_BEACON | BSS_CHANGED_BEACON_ENABLED | BSS_CHANGED_BEACON_INT)) - ath5k_beacon_config(sc); + ath5k_beacon_config(ah); - mutex_unlock(&sc->lock); + mutex_unlock(&ah->lock); } @@ -384,12 +368,11 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, FIF_PLCPFAIL | FIF_CONTROL | FIF_OTHER_BSS | \ FIF_BCN_PRBRESP_PROMISC) - struct ath5k_softc *sc = hw->priv; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = hw->priv; u32 mfilt[2], rfilt; struct ath5k_vif_iter_data iter_data; /* to count STA interfaces */ - mutex_lock(&sc->lock); + mutex_lock(&ah->lock); mfilt[0] = multicast; mfilt[1] = multicast >> 32; @@ -407,12 +390,12 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, if (changed_flags & (FIF_PROMISC_IN_BSS | FIF_OTHER_BSS)) { if (*new_flags & FIF_PROMISC_IN_BSS) - __set_bit(ATH_STAT_PROMISC, sc->status); + __set_bit(ATH_STAT_PROMISC, ah->status); else - __clear_bit(ATH_STAT_PROMISC, sc->status); + __clear_bit(ATH_STAT_PROMISC, ah->status); } - if (test_bit(ATH_STAT_PROMISC, sc->status)) + if (test_bit(ATH_STAT_PROMISC, ah->status)) rfilt |= AR5K_RX_FILTER_PROM; /* Note, AR5K_RX_FILTER_MCAST is already enabled */ @@ -427,7 +410,7 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, /* FIF_BCN_PRBRESP_PROMISC really means to enable beacons * and probes for any BSSID */ - if ((*new_flags & FIF_BCN_PRBRESP_PROMISC) || (sc->nvifs > 1)) + if ((*new_flags & FIF_BCN_PRBRESP_PROMISC) || (ah->nvifs > 1)) rfilt |= AR5K_RX_FILTER_BEACON; /* FIF_CONTROL doc says that if FIF_PROMISC_IN_BSS is not @@ -442,7 +425,7 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, /* XXX move these to mac80211, and add a beacon IFF flag to mac80211 */ - switch (sc->opmode) { + switch (ah->opmode) { case NL80211_IFTYPE_MESH_POINT: rfilt |= AR5K_RX_FILTER_CONTROL | AR5K_RX_FILTER_BEACON | @@ -455,7 +438,7 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, AR5K_RX_FILTER_BEACON; break; case NL80211_IFTYPE_STATION: - if (sc->assoc) + if (ah->assoc) rfilt |= AR5K_RX_FILTER_BEACON; default: break; @@ -464,7 +447,7 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, iter_data.hw_macaddr = NULL; iter_data.n_stas = 0; iter_data.need_set_hw_addr = false; - ieee80211_iterate_active_interfaces_atomic(sc->hw, ath5k_vif_iter, + ieee80211_iterate_active_interfaces_atomic(ah->hw, ath5k_vif_iter, &iter_data); /* Set up RX Filter */ @@ -483,9 +466,9 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, ath5k_hw_set_mcast_filter(ah, mfilt[0], mfilt[1]); /* Set the cached hw filter flags, this will later actually * be set in HW */ - sc->filter_flags = rfilt; + ah->filter_flags = rfilt; - mutex_unlock(&sc->lock); + mutex_unlock(&ah->lock); } @@ -494,8 +477,7 @@ ath5k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *key) { - struct ath5k_softc *sc = hw->priv; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = hw->priv; struct ath_common *common = ath5k_hw_common(ah); int ret = 0; @@ -516,7 +498,7 @@ ath5k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, return -EINVAL; } - mutex_lock(&sc->lock); + mutex_lock(&ah->lock); switch (cmd) { case SET_KEY: @@ -540,7 +522,7 @@ ath5k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, } mmiowb(); - mutex_unlock(&sc->lock); + mutex_unlock(&ah->lock); return ret; } @@ -548,17 +530,17 @@ ath5k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, static void ath5k_sw_scan_start(struct ieee80211_hw *hw) { - struct ath5k_softc *sc = hw->priv; - if (!sc->assoc) - ath5k_hw_set_ledstate(sc->ah, AR5K_LED_SCAN); + struct ath5k_hw *ah = hw->priv; + if (!ah->assoc) + ath5k_hw_set_ledstate(ah, AR5K_LED_SCAN); } static void ath5k_sw_scan_complete(struct ieee80211_hw *hw) { - struct ath5k_softc *sc = hw->priv; - ath5k_hw_set_ledstate(sc->ah, sc->assoc ? + struct ath5k_hw *ah = hw->priv; + ath5k_hw_set_ledstate(ah, ah->assoc ? AR5K_LED_ASSOC : AR5K_LED_INIT); } @@ -567,15 +549,15 @@ static int ath5k_get_stats(struct ieee80211_hw *hw, struct ieee80211_low_level_stats *stats) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; /* Force update */ - ath5k_hw_update_mib_counters(sc->ah); + ath5k_hw_update_mib_counters(ah); - stats->dot11ACKFailureCount = sc->stats.ack_fail; - stats->dot11RTSFailureCount = sc->stats.rts_fail; - stats->dot11RTSSuccessCount = sc->stats.rts_ok; - stats->dot11FCSErrorCount = sc->stats.fcs_error; + stats->dot11ACKFailureCount = ah->stats.ack_fail; + stats->dot11RTSFailureCount = ah->stats.rts_fail; + stats->dot11RTSSuccessCount = ah->stats.rts_ok; + stats->dot11FCSErrorCount = ah->stats.fcs_error; return 0; } @@ -585,15 +567,14 @@ static int ath5k_conf_tx(struct ieee80211_hw *hw, u16 queue, const struct ieee80211_tx_queue_params *params) { - struct ath5k_softc *sc = hw->priv; - struct ath5k_hw *ah = sc->ah; + struct ath5k_hw *ah = hw->priv; struct ath5k_txq_info qi; int ret = 0; if (queue >= ah->ah_capabilities.cap_queues.q_tx_num) return 0; - mutex_lock(&sc->lock); + mutex_lock(&ah->lock); ath5k_hw_get_tx_queueprops(ah, queue, &qi); @@ -602,20 +583,20 @@ ath5k_conf_tx(struct ieee80211_hw *hw, u16 queue, qi.tqi_cw_max = params->cw_max; qi.tqi_burst_time = params->txop; - ATH5K_DBG(sc, ATH5K_DEBUG_ANY, + ATH5K_DBG(ah, ATH5K_DEBUG_ANY, "Configure tx [queue %d], " "aifs: %d, cw_min: %d, cw_max: %d, txop: %d\n", queue, params->aifs, params->cw_min, params->cw_max, params->txop); if (ath5k_hw_set_tx_queueprops(ah, queue, &qi)) { - ATH5K_ERR(sc, + ATH5K_ERR(ah, "Unable to update hardware queue %u!\n", queue); ret = -EIO; } else ath5k_hw_reset_tx_queue(ah, queue); - mutex_unlock(&sc->lock); + mutex_unlock(&ah->lock); return ret; } @@ -624,43 +605,43 @@ ath5k_conf_tx(struct ieee80211_hw *hw, u16 queue, static u64 ath5k_get_tsf(struct ieee80211_hw *hw) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; - return ath5k_hw_get_tsf64(sc->ah); + return ath5k_hw_get_tsf64(ah); } static void ath5k_set_tsf(struct ieee80211_hw *hw, u64 tsf) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; - ath5k_hw_set_tsf64(sc->ah, tsf); + ath5k_hw_set_tsf64(ah, tsf); } static void ath5k_reset_tsf(struct ieee80211_hw *hw) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; /* * in IBSS mode we need to update the beacon timers too. * this will also reset the TSF if we call it with 0 */ - if (sc->opmode == NL80211_IFTYPE_ADHOC) - ath5k_beacon_update_timers(sc, 0); + if (ah->opmode == NL80211_IFTYPE_ADHOC) + ath5k_beacon_update_timers(ah, 0); else - ath5k_hw_reset_tsf(sc->ah); + ath5k_hw_reset_tsf(ah); } static int ath5k_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; struct ieee80211_conf *conf = &hw->conf; - struct ath_common *common = ath5k_hw_common(sc->ah); + struct ath_common *common = ath5k_hw_common(ah); struct ath_cycle_counters *cc = &common->cc_survey; unsigned int div = common->clockrate * 1000; @@ -670,18 +651,18 @@ ath5k_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey) spin_lock_bh(&common->cc_lock); ath_hw_cycle_counters_update(common); if (cc->cycles > 0) { - sc->survey.channel_time += cc->cycles / div; - sc->survey.channel_time_busy += cc->rx_busy / div; - sc->survey.channel_time_rx += cc->rx_frame / div; - sc->survey.channel_time_tx += cc->tx_frame / div; + ah->survey.channel_time += cc->cycles / div; + ah->survey.channel_time_busy += cc->rx_busy / div; + ah->survey.channel_time_rx += cc->rx_frame / div; + ah->survey.channel_time_tx += cc->tx_frame / div; } memset(cc, 0, sizeof(*cc)); spin_unlock_bh(&common->cc_lock); - memcpy(survey, &sc->survey, sizeof(*survey)); + memcpy(survey, &ah->survey, sizeof(*survey)); survey->channel = conf->channel; - survey->noise = sc->ah->ah_noise_floor; + survey->noise = ah->ah_noise_floor; survey->filled = SURVEY_INFO_NOISE_DBM | SURVEY_INFO_CHANNEL_TIME | SURVEY_INFO_CHANNEL_TIME_BUSY | @@ -705,25 +686,25 @@ ath5k_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey) static void ath5k_set_coverage_class(struct ieee80211_hw *hw, u8 coverage_class) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; - mutex_lock(&sc->lock); - ath5k_hw_set_coverage_class(sc->ah, coverage_class); - mutex_unlock(&sc->lock); + mutex_lock(&ah->lock); + ath5k_hw_set_coverage_class(ah, coverage_class); + mutex_unlock(&ah->lock); } static int ath5k_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; if (tx_ant == 1 && rx_ant == 1) - ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_FIXED_A); + ath5k_hw_set_antenna_mode(ah, AR5K_ANTMODE_FIXED_A); else if (tx_ant == 2 && rx_ant == 2) - ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_FIXED_B); + ath5k_hw_set_antenna_mode(ah, AR5K_ANTMODE_FIXED_B); else if ((tx_ant & 3) == 3 && (rx_ant & 3) == 3) - ath5k_hw_set_antenna_mode(sc->ah, AR5K_ANTMODE_DEFAULT); + ath5k_hw_set_antenna_mode(ah, AR5K_ANTMODE_DEFAULT); else return -EINVAL; return 0; @@ -733,9 +714,9 @@ ath5k_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) static int ath5k_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; - switch (sc->ah->ah_ant_mode) { + switch (ah->ah_ant_mode) { case AR5K_ANTMODE_FIXED_A: *tx_ant = 1; *rx_ant = 1; break; case AR5K_ANTMODE_FIXED_B: @@ -750,9 +731,9 @@ ath5k_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) static void ath5k_get_ringparam(struct ieee80211_hw *hw, u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; - *tx = sc->txqs[AR5K_TX_QUEUE_ID_DATA_MIN].txq_max; + *tx = ah->txqs[AR5K_TX_QUEUE_ID_DATA_MIN].txq_max; *tx_max = ATH5K_TXQ_LEN_MAX; *rx = *rx_max = ATH_RXBUF; @@ -761,7 +742,7 @@ static void ath5k_get_ringparam(struct ieee80211_hw *hw, static int ath5k_set_ringparam(struct ieee80211_hw *hw, u32 tx, u32 rx) { - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; u16 qnum; /* only support setting tx ring size for now */ @@ -772,16 +753,16 @@ static int ath5k_set_ringparam(struct ieee80211_hw *hw, u32 tx, u32 rx) if (!tx || tx > ATH5K_TXQ_LEN_MAX) return -EINVAL; - for (qnum = 0; qnum < ARRAY_SIZE(sc->txqs); qnum++) { - if (!sc->txqs[qnum].setup) + for (qnum = 0; qnum < ARRAY_SIZE(ah->txqs); qnum++) { + if (!ah->txqs[qnum].setup) continue; - if (sc->txqs[qnum].qnum < AR5K_TX_QUEUE_ID_DATA_MIN || - sc->txqs[qnum].qnum > AR5K_TX_QUEUE_ID_DATA_MAX) + if (ah->txqs[qnum].qnum < AR5K_TX_QUEUE_ID_DATA_MIN || + ah->txqs[qnum].qnum > AR5K_TX_QUEUE_ID_DATA_MAX) continue; - sc->txqs[qnum].txq_max = tx; - if (sc->txqs[qnum].txq_len >= sc->txqs[qnum].txq_max) - ieee80211_stop_queue(hw, sc->txqs[qnum].qnum); + ah->txqs[qnum].txq_max = tx; + if (ah->txqs[qnum].txq_len >= ah->txqs[qnum].txq_max) + ieee80211_stop_queue(hw, ah->txqs[qnum].qnum); } return 0; diff --git a/drivers/net/wireless/ath/ath5k/pci.c b/drivers/net/wireless/ath/ath5k/pci.c index aac5b7831948..eaf79b49341e 100644 --- a/drivers/net/wireless/ath/ath5k/pci.c +++ b/drivers/net/wireless/ath/ath5k/pci.c @@ -51,10 +51,10 @@ MODULE_DEVICE_TABLE(pci, ath5k_pci_id_table); /* return bus cachesize in 4B word units */ static void ath5k_pci_read_cachesize(struct ath_common *common, int *csz) { - struct ath5k_softc *sc = (struct ath5k_softc *) common->priv; + struct ath5k_hw *ah = (struct ath5k_hw *) common->priv; u8 u8tmp; - pci_read_config_byte(sc->pdev, PCI_CACHE_LINE_SIZE, &u8tmp); + pci_read_config_byte(ah->pdev, PCI_CACHE_LINE_SIZE, &u8tmp); *csz = (int)u8tmp; /* @@ -156,7 +156,7 @@ ath5k_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { void __iomem *mem; - struct ath5k_softc *sc; + struct ath5k_hw *ah; struct ieee80211_hw *hw; int ret; u8 csz; @@ -243,7 +243,7 @@ ath5k_pci_probe(struct pci_dev *pdev, * Allocate hw (mac80211 main struct) * and hw->priv (driver private data) */ - hw = ieee80211_alloc_hw(sizeof(*sc), &ath5k_hw_ops); + hw = ieee80211_alloc_hw(sizeof(*ah), &ath5k_hw_ops); if (hw == NULL) { dev_err(&pdev->dev, "cannot allocate ieee80211_hw\n"); ret = -ENOMEM; @@ -252,16 +252,16 @@ ath5k_pci_probe(struct pci_dev *pdev, dev_info(&pdev->dev, "registered as '%s'\n", wiphy_name(hw->wiphy)); - sc = hw->priv; - sc->hw = hw; - sc->pdev = pdev; - sc->dev = &pdev->dev; - sc->irq = pdev->irq; - sc->devid = id->device; - sc->iobase = mem; /* So we can unmap it on detach */ + ah = hw->priv; + ah->hw = hw; + ah->pdev = pdev; + ah->dev = &pdev->dev; + ah->irq = pdev->irq; + ah->devid = id->device; + ah->iobase = mem; /* So we can unmap it on detach */ /* Initialize */ - ret = ath5k_init_softc(sc, &ath_pci_bus_ops); + ret = ath5k_init_softc(ah, &ath_pci_bus_ops); if (ret) goto err_free; @@ -285,10 +285,10 @@ static void __devexit ath5k_pci_remove(struct pci_dev *pdev) { struct ieee80211_hw *hw = pci_get_drvdata(pdev); - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; - ath5k_deinit_softc(sc); - pci_iounmap(pdev, sc->iobase); + ath5k_deinit_softc(ah); + pci_iounmap(pdev, ah->iobase); pci_release_region(pdev, 0); pci_disable_device(pdev); ieee80211_free_hw(hw); @@ -299,9 +299,9 @@ static int ath5k_pci_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct ieee80211_hw *hw = pci_get_drvdata(pdev); - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; - ath5k_led_off(sc); + ath5k_led_off(ah); return 0; } @@ -309,7 +309,7 @@ static int ath5k_pci_resume(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct ieee80211_hw *hw = pci_get_drvdata(pdev); - struct ath5k_softc *sc = hw->priv; + struct ath5k_hw *ah = hw->priv; /* * Suspend/Resume resets the PCI configuration space, so we have to @@ -318,7 +318,7 @@ static int ath5k_pci_resume(struct device *dev) */ pci_write_config_byte(pdev, 0x41, 0); - ath5k_led_enable(sc); + ath5k_led_enable(ah); return 0; } diff --git a/drivers/net/wireless/ath/ath5k/pcu.c b/drivers/net/wireless/ath/ath5k/pcu.c index 618ee54d5fe5..067313845060 100644 --- a/drivers/net/wireless/ath/ath5k/pcu.c +++ b/drivers/net/wireless/ath/ath5k/pcu.c @@ -77,14 +77,13 @@ static const unsigned int ack_rates_high[] = int ath5k_hw_get_frame_duration(struct ath5k_hw *ah, int len, struct ieee80211_rate *rate, bool shortpre) { - struct ath5k_softc *sc = ah->ah_sc; int sifs, preamble, plcp_bits, sym_time; int bitrate, bits, symbols, symbol_bits; int dur; /* Fallback */ if (!ah->ah_bwmode) { - __le16 raw_dur = ieee80211_generic_frame_duration(sc->hw, + __le16 raw_dur = ieee80211_generic_frame_duration(ah->hw, NULL, len, rate); /* subtract difference between long and short preamble */ @@ -205,7 +204,7 @@ unsigned int ath5k_hw_get_default_sifs(struct ath5k_hw *ah) */ void ath5k_hw_update_mib_counters(struct ath5k_hw *ah) { - struct ath5k_statistics *stats = &ah->ah_sc->stats; + struct ath5k_statistics *stats = &ah->stats; /* Read-And-Clear */ stats->ack_fail += ath5k_hw_reg_read(ah, AR5K_ACK_FAIL); @@ -240,25 +239,24 @@ void ath5k_hw_update_mib_counters(struct ath5k_hw *ah) */ static inline void ath5k_hw_write_rate_duration(struct ath5k_hw *ah) { - struct ath5k_softc *sc = ah->ah_sc; struct ieee80211_rate *rate; unsigned int i; /* 802.11g covers both OFDM and CCK */ u8 band = IEEE80211_BAND_2GHZ; /* Write rate duration table */ - for (i = 0; i < sc->sbands[band].n_bitrates; i++) { + for (i = 0; i < ah->sbands[band].n_bitrates; i++) { u32 reg; u16 tx_time; if (ah->ah_ack_bitrate_high) - rate = &sc->sbands[band].bitrates[ack_rates_high[i]]; + rate = &ah->sbands[band].bitrates[ack_rates_high[i]]; /* CCK -> 1Mb */ else if (i < 4) - rate = &sc->sbands[band].bitrates[0]; + rate = &ah->sbands[band].bitrates[0]; /* OFDM -> 6Mb */ else - rate = &sc->sbands[band].bitrates[4]; + rate = &ah->sbands[band].bitrates[4]; /* Set ACK timeout */ reg = AR5K_RATE_DUR(rate->hw_value); @@ -586,7 +584,7 @@ void ath5k_hw_init_beacon(struct ath5k_hw *ah, u32 next_beacon, u32 interval) /* * Set the additional timers by mode */ - switch (ah->ah_sc->opmode) { + switch (ah->opmode) { case NL80211_IFTYPE_MONITOR: case NL80211_IFTYPE_STATION: /* In STA mode timer1 is used as next wakeup @@ -623,8 +621,8 @@ void ath5k_hw_init_beacon(struct ath5k_hw *ah, u32 next_beacon, u32 interval) * Set the beacon register and enable all timers. */ /* When in AP or Mesh Point mode zero timer0 to start TSF */ - if (ah->ah_sc->opmode == NL80211_IFTYPE_AP || - ah->ah_sc->opmode == NL80211_IFTYPE_MESH_POINT) + if (ah->opmode == NL80211_IFTYPE_AP || + ah->opmode == NL80211_IFTYPE_MESH_POINT) ath5k_hw_reg_write(ah, 0, AR5K_TIMER0); ath5k_hw_reg_write(ah, next_beacon, AR5K_TIMER0); @@ -814,7 +812,7 @@ int ath5k_hw_set_opmode(struct ath5k_hw *ah, enum nl80211_iftype op_mode) struct ath_common *common = ath5k_hw_common(ah); u32 pcu_reg, beacon_reg, low_id, high_id; - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_MODE, "mode %d\n", op_mode); + ATH5K_DBG(ah, ATH5K_DEBUG_MODE, "mode %d\n", op_mode); /* Preserve rest settings */ pcu_reg = ath5k_hw_reg_read(ah, AR5K_STA_ID1) & 0xffff0000; @@ -890,7 +888,7 @@ void ath5k_hw_pcu_init(struct ath5k_hw *ah, enum nl80211_iftype op_mode, * XXX: rethink this after new mode changes to * mac80211 are integrated */ if (ah->ah_version == AR5K_AR5212 && - ah->ah_sc->nvifs) + ah->nvifs) ath5k_hw_write_rate_duration(ah); /* Set RSSI/BRSSI thresholds diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c index dd2b417729ba..81e465e70175 100644 --- a/drivers/net/wireless/ath/ath5k/phy.c +++ b/drivers/net/wireless/ath/ath5k/phy.c @@ -22,6 +22,7 @@ #include <linux/delay.h> #include <linux/slab.h> +#include <asm/unaligned.h> #include "ath5k.h" #include "reg.h" @@ -561,7 +562,7 @@ static s8 ath5k_hw_rf_gainf_adjust(struct ath5k_hw *ah) } done: - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_CALIBRATE, + ATH5K_DBG(ah, ATH5K_DEBUG_CALIBRATE, "ret %d, gain step %u, current gain %u, target gain %u\n", ret, ah->ah_gain.g_step_idx, ah->ah_gain.g_current, ah->ah_gain.g_target); @@ -773,7 +774,7 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah, ah->ah_rf_banks = kmalloc(sizeof(u32) * ah->ah_rf_banks_size, GFP_KERNEL); if (ah->ah_rf_banks == NULL) { - ATH5K_ERR(ah->ah_sc, "out of memory\n"); + ATH5K_ERR(ah, "out of memory\n"); return -ENOMEM; } } @@ -783,7 +784,7 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah, for (i = 0; i < ah->ah_rf_banks_size; i++) { if (ini_rfb[i].rfb_bank >= AR5K_MAX_RF_BANKS) { - ATH5K_ERR(ah->ah_sc, "invalid bank\n"); + ATH5K_ERR(ah, "invalid bank\n"); return -EINVAL; } @@ -1268,7 +1269,7 @@ static int ath5k_hw_channel(struct ath5k_hw *ah, * (CHANNEL_2GHZ, or CHANNEL_5GHZ) so we inform ath5k_channel_ok() * of the band by that */ if (!ath5k_channel_ok(ah, channel->center_freq, channel->hw_value)) { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "channel frequency (%u MHz) out of supported " "band range\n", channel->center_freq); @@ -1356,7 +1357,7 @@ static s16 ath5k_hw_get_median_noise_floor(struct ath5k_hw *ah) } } for (i = 0; i < ATH5K_NF_CAL_HIST_MAX; i++) { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_CALIBRATE, + ATH5K_DBG(ah, ATH5K_DEBUG_CALIBRATE, "cal %d:%d\n", i, sort[i]); } return sort[(ATH5K_NF_CAL_HIST_MAX - 1) / 2]; @@ -1382,7 +1383,7 @@ void ath5k_hw_update_noise_floor(struct ath5k_hw *ah) /* keep last value if calibration hasn't completed */ if (ath5k_hw_reg_read(ah, AR5K_PHY_AGCCTL) & AR5K_PHY_AGCCTL_NF) { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_CALIBRATE, + ATH5K_DBG(ah, ATH5K_DEBUG_CALIBRATE, "NF did not complete in calibration window\n"); return; @@ -1395,7 +1396,7 @@ void ath5k_hw_update_noise_floor(struct ath5k_hw *ah) threshold = ee->ee_noise_floor_thr[ee_mode]; if (nf > threshold) { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_CALIBRATE, + ATH5K_DBG(ah, ATH5K_DEBUG_CALIBRATE, "noise floor failure detected; " "read %d, threshold %d\n", nf, threshold); @@ -1432,7 +1433,7 @@ void ath5k_hw_update_noise_floor(struct ath5k_hw *ah) ah->ah_noise_floor = nf; - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_CALIBRATE, + ATH5K_DBG(ah, ATH5K_DEBUG_CALIBRATE, "noise floor calibrated: %d\n", nf); } @@ -1520,7 +1521,7 @@ static int ath5k_hw_rf5110_calibrate(struct ath5k_hw *ah, ath5k_hw_reg_write(ah, phy_sat, AR5K_PHY_ADCSAT); if (ret) { - ATH5K_ERR(ah->ah_sc, "calibration timeout (%uMHz)\n", + ATH5K_ERR(ah, "calibration timeout (%uMHz)\n", channel->center_freq); return ret; } @@ -1555,7 +1556,7 @@ ath5k_hw_rf511x_iq_calibrate(struct ath5k_hw *ah) iq_corr = ath5k_hw_reg_read(ah, AR5K_PHY_IQRES_CAL_CORR); i_pwr = ath5k_hw_reg_read(ah, AR5K_PHY_IQRES_CAL_PWR_I); q_pwr = ath5k_hw_reg_read(ah, AR5K_PHY_IQRES_CAL_PWR_Q); - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_CALIBRATE, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_CALIBRATE, "iq_corr:%x i_pwr:%x q_pwr:%x", iq_corr, i_pwr, q_pwr); if (i_pwr && q_pwr) break; @@ -1581,7 +1582,7 @@ ath5k_hw_rf511x_iq_calibrate(struct ath5k_hw *ah) q_coff = (i_pwr / q_coffd) - 128; q_coff = clamp(q_coff, -16, 15); /* signed 5 bit */ - ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_CALIBRATE, + ATH5K_DBG_UNLIMIT(ah, ATH5K_DEBUG_CALIBRATE, "new I:%d Q:%d (i_coffd:%x q_coffd:%x)", i_coff, q_coff, i_coffd, q_coffd); @@ -1966,7 +1967,7 @@ ath5k_hw_set_antenna_mode(struct ath5k_hw *ah, u8 ant_mode) ee_mode = ath5k_eeprom_mode_from_channel(channel); if (ee_mode < 0) { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "invalid channel: %d\n", channel->center_freq); return; } @@ -2794,12 +2795,8 @@ ath5k_write_pwr_to_pdadc_table(struct ath5k_hw *ah, u8 ee_mode) * Write TX power values */ for (i = 0; i < (AR5K_EEPROM_POWER_TABLE_SIZE / 2); i++) { - ath5k_hw_reg_write(ah, - ((pdadc_out[4 * i + 0] & 0xff) << 0) | - ((pdadc_out[4 * i + 1] & 0xff) << 8) | - ((pdadc_out[4 * i + 2] & 0xff) << 16) | - ((pdadc_out[4 * i + 3] & 0xff) << 24), - AR5K_PHY_PDADC_TXPOWER(i)); + u32 val = get_unaligned_le32(&pdadc_out[4 * i]); + ath5k_hw_reg_write(ah, val, AR5K_PHY_PDADC_TXPOWER(i)); } } @@ -3122,13 +3119,13 @@ ath5k_hw_txpower(struct ath5k_hw *ah, struct ieee80211_channel *channel, int ret; if (txpower > AR5K_TUNE_MAX_TXPOWER) { - ATH5K_ERR(ah->ah_sc, "invalid tx power: %u\n", txpower); + ATH5K_ERR(ah, "invalid tx power: %u\n", txpower); return -EINVAL; } ee_mode = ath5k_eeprom_mode_from_channel(channel); if (ee_mode < 0) { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "invalid channel: %d\n", channel->center_freq); return -EINVAL; } @@ -3229,7 +3226,7 @@ ath5k_hw_txpower(struct ath5k_hw *ah, struct ieee80211_channel *channel, int ath5k_hw_set_txpower_limit(struct ath5k_hw *ah, u8 txpower) { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_TXPOWER, + ATH5K_DBG(ah, ATH5K_DEBUG_TXPOWER, "changing txpower to %d\n", txpower); return ath5k_hw_txpower(ah, ah->ah_current_channel, txpower); @@ -3440,7 +3437,7 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel, * during ath5k_phy_calibrate) */ if (ath5k_hw_register_timeout(ah, AR5K_PHY_AGCCTL, AR5K_PHY_AGCCTL_CAL, 0, false)) { - ATH5K_ERR(ah->ah_sc, "gain calibration timeout (%uMHz)\n", + ATH5K_ERR(ah, "gain calibration timeout (%uMHz)\n", channel->center_freq); } diff --git a/drivers/net/wireless/ath/ath5k/qcu.c b/drivers/net/wireless/ath/ath5k/qcu.c index b18c5021aac3..65f10398999e 100644 --- a/drivers/net/wireless/ath/ath5k/qcu.c +++ b/drivers/net/wireless/ath/ath5k/qcu.c @@ -187,7 +187,7 @@ int ath5k_hw_setup_tx_queue(struct ath5k_hw *ah, enum ath5k_tx_queue queue_type, break; case AR5K_TX_QUEUE_XR_DATA: if (ah->ah_version != AR5K_AR5212) - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "XR data queues only supported in" " 5212!\n"); queue = AR5K_TX_QUEUE_ID_XR_DATA; @@ -510,7 +510,6 @@ int ath5k_hw_reset_tx_queue(struct ath5k_hw *ah, unsigned int queue) int ath5k_hw_set_ifs_intervals(struct ath5k_hw *ah, unsigned int slot_time) { struct ieee80211_channel *channel = ah->ah_current_channel; - struct ath5k_softc *sc = ah->ah_sc; struct ieee80211_rate *rate; u32 ack_tx_time, eifs, eifs_clock, sifs, sifs_clock; u32 slot_time_clock = ath5k_hw_htoclock(ah, slot_time); @@ -546,9 +545,9 @@ int ath5k_hw_set_ifs_intervals(struct ath5k_hw *ah, unsigned int slot_time) * Also we have different lowest rate for 802.11a */ if (channel->hw_value & CHANNEL_5GHZ) - rate = &sc->sbands[IEEE80211_BAND_5GHZ].bitrates[0]; + rate = &ah->sbands[IEEE80211_BAND_5GHZ].bitrates[0]; else - rate = &sc->sbands[IEEE80211_BAND_2GHZ].bitrates[0]; + rate = &ah->sbands[IEEE80211_BAND_2GHZ].bitrates[0]; ack_tx_time = ath5k_hw_get_frame_duration(ah, 10, rate, false); @@ -622,7 +621,7 @@ int ath5k_hw_init_queues(struct ath5k_hw *ah) for (i = 0; i < ah->ah_capabilities.cap_queues.q_tx_num; i++) { ret = ath5k_hw_reset_tx_queue(ah, i); if (ret) { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "failed to reset TX queue #%d\n", i); return ret; } diff --git a/drivers/net/wireless/ath/ath5k/reset.c b/drivers/net/wireless/ath/ath5k/reset.c index 9f9c2ad3ca66..0686c5d8d56e 100644 --- a/drivers/net/wireless/ath/ath5k/reset.c +++ b/drivers/net/wireless/ath/ath5k/reset.c @@ -390,7 +390,7 @@ static int ath5k_hw_wisoc_reset(struct ath5k_hw *ah, u32 flags) u32 val = 0; /* ah->ah_mac_srev is not available at this point yet */ - if (ah->ah_sc->devid >= AR5K_SREV_AR2315_R6) { + if (ah->devid >= AR5K_SREV_AR2315_R6) { reg = (u32 __iomem *) AR5K_AR2315_RESET; if (mask & AR5K_RESET_CTL_PCU) val |= AR5K_AR2315_RESET_WMAC; @@ -398,7 +398,7 @@ static int ath5k_hw_wisoc_reset(struct ath5k_hw *ah, u32 flags) val |= AR5K_AR2315_RESET_BB_WARM; } else { reg = (u32 __iomem *) AR5K_AR5312_RESET; - if (to_platform_device(ah->ah_sc->dev)->id == 0) { + if (to_platform_device(ah->dev)->id == 0) { if (mask & AR5K_RESET_CTL_PCU) val |= AR5K_AR5312_RESET_WMAC0; if (mask & AR5K_RESET_CTL_BASEBAND) @@ -530,7 +530,7 @@ commit: */ int ath5k_hw_on_hold(struct ath5k_hw *ah) { - struct pci_dev *pdev = ah->ah_sc->pdev; + struct pci_dev *pdev = ah->pdev; u32 bus_flags; int ret; @@ -540,7 +540,7 @@ int ath5k_hw_on_hold(struct ath5k_hw *ah) /* Make sure device is awake */ ret = ath5k_hw_set_power(ah, AR5K_PM_AWAKE, true, 0); if (ret) { - ATH5K_ERR(ah->ah_sc, "failed to wakeup the MAC Chip\n"); + ATH5K_ERR(ah, "failed to wakeup the MAC Chip\n"); return ret; } @@ -565,14 +565,14 @@ int ath5k_hw_on_hold(struct ath5k_hw *ah) } if (ret) { - ATH5K_ERR(ah->ah_sc, "failed to put device on warm reset\n"); + ATH5K_ERR(ah, "failed to put device on warm reset\n"); return -EIO; } /* ...wakeup again!*/ ret = ath5k_hw_set_power(ah, AR5K_PM_AWAKE, true, 0); if (ret) { - ATH5K_ERR(ah->ah_sc, "failed to put device on hold\n"); + ATH5K_ERR(ah, "failed to put device on hold\n"); return ret; } @@ -584,7 +584,7 @@ int ath5k_hw_on_hold(struct ath5k_hw *ah) */ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial) { - struct pci_dev *pdev = ah->ah_sc->pdev; + struct pci_dev *pdev = ah->pdev; u32 turbo, mode, clock, bus_flags; int ret; @@ -596,7 +596,7 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial) /* Wakeup the device */ ret = ath5k_hw_set_power(ah, AR5K_PM_AWAKE, true, 0); if (ret) { - ATH5K_ERR(ah->ah_sc, "failed to wakeup the MAC Chip\n"); + ATH5K_ERR(ah, "failed to wakeup the MAC Chip\n"); return ret; } } @@ -626,14 +626,14 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial) } if (ret) { - ATH5K_ERR(ah->ah_sc, "failed to reset the MAC Chip\n"); + ATH5K_ERR(ah, "failed to reset the MAC Chip\n"); return -EIO; } /* ...wakeup again!...*/ ret = ath5k_hw_set_power(ah, AR5K_PM_AWAKE, true, 0); if (ret) { - ATH5K_ERR(ah->ah_sc, "failed to resume the MAC Chip\n"); + ATH5K_ERR(ah, "failed to resume the MAC Chip\n"); return ret; } @@ -646,7 +646,7 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial) ret = ath5k_hw_nic_reset(ah, 0); if (ret) { - ATH5K_ERR(ah->ah_sc, "failed to warm reset the MAC Chip\n"); + ATH5K_ERR(ah, "failed to warm reset the MAC Chip\n"); return -EIO; } @@ -687,7 +687,7 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial) else mode |= AR5K_PHY_MODE_MOD_DYN; } else { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "invalid radio modulation mode\n"); return -EINVAL; } @@ -703,12 +703,12 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial) if (flags & CHANNEL_OFDM) mode |= AR5K_PHY_MODE_MOD_OFDM; else { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "invalid radio modulation mode\n"); return -EINVAL; } } else { - ATH5K_ERR(ah->ah_sc, "invalid radio frequency mode\n"); + ATH5K_ERR(ah, "invalid radio frequency mode\n"); return -EINVAL; } @@ -1076,7 +1076,7 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode, /* RF Bus grant won't work if we have pending * frames */ if (ret && fast) { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_RESET, + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "DMA didn't stop, falling back to normal reset\n"); fast = 0; /* Non fatal, just continue with @@ -1091,7 +1091,7 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode, case CHANNEL_G: if (ah->ah_version <= AR5K_AR5211) { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "G mode not available on 5210/5211"); return -EINVAL; } @@ -1101,7 +1101,7 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode, case CHANNEL_B: if (ah->ah_version < AR5K_AR5211) { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "B mode not available on 5210"); return -EINVAL; } @@ -1110,14 +1110,14 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode, break; case CHANNEL_XR: if (ah->ah_version == AR5K_AR5211) { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "XR mode not available on 5211"); return -EINVAL; } mode = AR5K_MODE_XR; break; default: - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "invalid channel: %d\n", channel->center_freq); return -EINVAL; } @@ -1129,13 +1129,13 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode, if (fast) { ret = ath5k_hw_phy_init(ah, channel, mode, true); if (ret) { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_RESET, + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "fast chan change failed, falling back to normal reset\n"); /* Non fatal, can happen eg. * on mode change */ ret = 0; } else { - ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_RESET, + ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "fast chan change successful\n"); return 0; } @@ -1268,7 +1268,7 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode, */ ret = ath5k_hw_phy_init(ah, channel, mode, false); if (ret) { - ATH5K_ERR(ah->ah_sc, + ATH5K_ERR(ah, "failed to initialize PHY (%i) !\n", ret); return ret; } diff --git a/drivers/net/wireless/ath/ath5k/rfkill.c b/drivers/net/wireless/ath/ath5k/rfkill.c index 41a877b73fce..945fc9f21e76 100644 --- a/drivers/net/wireless/ath/ath5k/rfkill.c +++ b/drivers/net/wireless/ath/ath5k/rfkill.c @@ -36,86 +36,81 @@ #include "base.h" -static inline void ath5k_rfkill_disable(struct ath5k_softc *sc) +static inline void ath5k_rfkill_disable(struct ath5k_hw *ah) { - ATH5K_DBG(sc, ATH5K_DEBUG_ANY, "rfkill disable (gpio:%d polarity:%d)\n", - sc->rf_kill.gpio, sc->rf_kill.polarity); - ath5k_hw_set_gpio_output(sc->ah, sc->rf_kill.gpio); - ath5k_hw_set_gpio(sc->ah, sc->rf_kill.gpio, !sc->rf_kill.polarity); + ATH5K_DBG(ah, ATH5K_DEBUG_ANY, "rfkill disable (gpio:%d polarity:%d)\n", + ah->rf_kill.gpio, ah->rf_kill.polarity); + ath5k_hw_set_gpio_output(ah, ah->rf_kill.gpio); + ath5k_hw_set_gpio(ah, ah->rf_kill.gpio, !ah->rf_kill.polarity); } -static inline void ath5k_rfkill_enable(struct ath5k_softc *sc) +static inline void ath5k_rfkill_enable(struct ath5k_hw *ah) { - ATH5K_DBG(sc, ATH5K_DEBUG_ANY, "rfkill enable (gpio:%d polarity:%d)\n", - sc->rf_kill.gpio, sc->rf_kill.polarity); - ath5k_hw_set_gpio_output(sc->ah, sc->rf_kill.gpio); - ath5k_hw_set_gpio(sc->ah, sc->rf_kill.gpio, sc->rf_kill.polarity); + ATH5K_DBG(ah, ATH5K_DEBUG_ANY, "rfkill enable (gpio:%d polarity:%d)\n", + ah->rf_kill.gpio, ah->rf_kill.polarity); + ath5k_hw_set_gpio_output(ah, ah->rf_kill.gpio); + ath5k_hw_set_gpio(ah, ah->rf_kill.gpio, ah->rf_kill.polarity); } -static inline void ath5k_rfkill_set_intr(struct ath5k_softc *sc, bool enable) +static inline void ath5k_rfkill_set_intr(struct ath5k_hw *ah, bool enable) { - struct ath5k_hw *ah = sc->ah; u32 curval; - ath5k_hw_set_gpio_input(ah, sc->rf_kill.gpio); - curval = ath5k_hw_get_gpio(ah, sc->rf_kill.gpio); - ath5k_hw_set_gpio_intr(ah, sc->rf_kill.gpio, enable ? + ath5k_hw_set_gpio_input(ah, ah->rf_kill.gpio); + curval = ath5k_hw_get_gpio(ah, ah->rf_kill.gpio); + ath5k_hw_set_gpio_intr(ah, ah->rf_kill.gpio, enable ? !!curval : !curval); } static bool -ath5k_is_rfkill_set(struct ath5k_softc *sc) +ath5k_is_rfkill_set(struct ath5k_hw *ah) { /* configuring GPIO for input for some reason disables rfkill */ - /*ath5k_hw_set_gpio_input(sc->ah, sc->rf_kill.gpio);*/ - return ath5k_hw_get_gpio(sc->ah, sc->rf_kill.gpio) == - sc->rf_kill.polarity; + /*ath5k_hw_set_gpio_input(ah, ah->rf_kill.gpio);*/ + return ath5k_hw_get_gpio(ah, ah->rf_kill.gpio) == + ah->rf_kill.polarity; } static void ath5k_tasklet_rfkill_toggle(unsigned long data) { - struct ath5k_softc *sc = (void *)data; + struct ath5k_hw *ah = (void *)data; bool blocked; - blocked = ath5k_is_rfkill_set(sc); - wiphy_rfkill_set_hw_state(sc->hw->wiphy, blocked); + blocked = ath5k_is_rfkill_set(ah); + wiphy_rfkill_set_hw_state(ah->hw->wiphy, blocked); } void ath5k_rfkill_hw_start(struct ath5k_hw *ah) { - struct ath5k_softc *sc = ah->ah_sc; - /* read rfkill GPIO configuration from EEPROM header */ - sc->rf_kill.gpio = ah->ah_capabilities.cap_eeprom.ee_rfkill_pin; - sc->rf_kill.polarity = ah->ah_capabilities.cap_eeprom.ee_rfkill_pol; + ah->rf_kill.gpio = ah->ah_capabilities.cap_eeprom.ee_rfkill_pin; + ah->rf_kill.polarity = ah->ah_capabilities.cap_eeprom.ee_rfkill_pol; - tasklet_init(&sc->rf_kill.toggleq, ath5k_tasklet_rfkill_toggle, - (unsigned long)sc); + tasklet_init(&ah->rf_kill.toggleq, ath5k_tasklet_rfkill_toggle, + (unsigned long)ah); - ath5k_rfkill_disable(sc); + ath5k_rfkill_disable(ah); /* enable interrupt for rfkill switch */ if (AR5K_EEPROM_HDR_RFKILL(ah->ah_capabilities.cap_eeprom.ee_header)) - ath5k_rfkill_set_intr(sc, true); + ath5k_rfkill_set_intr(ah, true); } void ath5k_rfkill_hw_stop(struct ath5k_hw *ah) { - struct ath5k_softc *sc = ah->ah_sc; - /* disable interrupt for rfkill switch */ if (AR5K_EEPROM_HDR_RFKILL(ah->ah_capabilities.cap_eeprom.ee_header)) - ath5k_rfkill_set_intr(sc, false); + ath5k_rfkill_set_intr(ah, false); - tasklet_kill(&sc->rf_kill.toggleq); + tasklet_kill(&ah->rf_kill.toggleq); /* enable RFKILL when stopping HW so Wifi LED is turned off */ - ath5k_rfkill_enable(sc); + ath5k_rfkill_enable(ah); } diff --git a/drivers/net/wireless/ath/ath5k/sysfs.c b/drivers/net/wireless/ath/ath5k/sysfs.c index d8ad0e45e1c4..0244a36ba958 100644 --- a/drivers/net/wireless/ath/ath5k/sysfs.c +++ b/drivers/net/wireless/ath/ath5k/sysfs.c @@ -11,7 +11,7 @@ static ssize_t ath5k_attr_show_##name(struct device *dev, \ char *buf) \ { \ struct ieee80211_hw *hw = dev_get_drvdata(dev); \ - struct ath5k_softc *sc = hw->priv; \ + struct ath5k_hw *ah = hw->priv; \ return snprintf(buf, PAGE_SIZE, "%d\n", get); \ } \ \ @@ -20,13 +20,13 @@ static ssize_t ath5k_attr_store_##name(struct device *dev, \ const char *buf, size_t count) \ { \ struct ieee80211_hw *hw = dev_get_drvdata(dev); \ - struct ath5k_softc *sc = hw->priv; \ + struct ath5k_hw *ah = hw->priv; \ int val, ret; \ \ ret = kstrtoint(buf, 10, &val); \ if (ret < 0) \ return ret; \ - set(sc->ah, val); \ + set(ah, val); \ return count; \ } \ static DEVICE_ATTR(name, S_IRUGO | S_IWUSR, \ @@ -38,25 +38,25 @@ static ssize_t ath5k_attr_show_##name(struct device *dev, \ char *buf) \ { \ struct ieee80211_hw *hw = dev_get_drvdata(dev); \ - struct ath5k_softc *sc = hw->priv; \ + struct ath5k_hw *ah = hw->priv; \ return snprintf(buf, PAGE_SIZE, "%d\n", get); \ } \ static DEVICE_ATTR(name, S_IRUGO, ath5k_attr_show_##name, NULL) /*** ANI ***/ -SIMPLE_SHOW_STORE(ani_mode, sc->ani_state.ani_mode, ath5k_ani_init); -SIMPLE_SHOW_STORE(noise_immunity_level, sc->ani_state.noise_imm_level, +SIMPLE_SHOW_STORE(ani_mode, ah->ani_state.ani_mode, ath5k_ani_init); +SIMPLE_SHOW_STORE(noise_immunity_level, ah->ani_state.noise_imm_level, ath5k_ani_set_noise_immunity_level); -SIMPLE_SHOW_STORE(spur_level, sc->ani_state.spur_level, +SIMPLE_SHOW_STORE(spur_level, ah->ani_state.spur_level, ath5k_ani_set_spur_immunity_level); -SIMPLE_SHOW_STORE(firstep_level, sc->ani_state.firstep_level, +SIMPLE_SHOW_STORE(firstep_level, ah->ani_state.firstep_level, ath5k_ani_set_firstep_level); -SIMPLE_SHOW_STORE(ofdm_weak_signal_detection, sc->ani_state.ofdm_weak_sig, +SIMPLE_SHOW_STORE(ofdm_weak_signal_detection, ah->ani_state.ofdm_weak_sig, ath5k_ani_set_ofdm_weak_signal_detection); -SIMPLE_SHOW_STORE(cck_weak_signal_detection, sc->ani_state.cck_weak_sig, +SIMPLE_SHOW_STORE(cck_weak_signal_detection, ah->ani_state.cck_weak_sig, ath5k_ani_set_cck_weak_signal_detection); -SIMPLE_SHOW(spur_level_max, sc->ani_state.max_spur_level); +SIMPLE_SHOW(spur_level_max, ah->ani_state.max_spur_level); static ssize_t ath5k_attr_show_noise_immunity_level_max(struct device *dev, struct device_attribute *attr, @@ -98,14 +98,14 @@ static struct attribute_group ath5k_attribute_group_ani = { /*** register / unregister ***/ int -ath5k_sysfs_register(struct ath5k_softc *sc) +ath5k_sysfs_register(struct ath5k_hw *ah) { - struct device *dev = sc->dev; + struct device *dev = ah->dev; int err; err = sysfs_create_group(&dev->kobj, &ath5k_attribute_group_ani); if (err) { - ATH5K_ERR(sc, "failed to create sysfs group\n"); + ATH5K_ERR(ah, "failed to create sysfs group\n"); return err; } @@ -113,9 +113,9 @@ ath5k_sysfs_register(struct ath5k_softc *sc) } void -ath5k_sysfs_unregister(struct ath5k_softc *sc) +ath5k_sysfs_unregister(struct ath5k_hw *ah) { - struct device *dev = sc->dev; + struct device *dev = ah->dev; sysfs_remove_group(&dev->kobj, &ath5k_attribute_group_ani); } diff --git a/drivers/net/wireless/ath/ath5k/trace.h b/drivers/net/wireless/ath/ath5k/trace.h index 235e0768ce1d..c741c871f4e9 100644 --- a/drivers/net/wireless/ath/ath5k/trace.h +++ b/drivers/net/wireless/ath/ath5k/trace.h @@ -16,10 +16,10 @@ struct sk_buff; #define TRACE_SYSTEM ath5k TRACE_EVENT(ath5k_rx, - TP_PROTO(struct ath5k_softc *priv, struct sk_buff *skb), + TP_PROTO(struct ath5k_hw *priv, struct sk_buff *skb), TP_ARGS(priv, skb), TP_STRUCT__entry( - __field(struct ath5k_softc *, priv) + __field(struct ath5k_hw *, priv) __field(unsigned long, skbaddr) __dynamic_array(u8, frame, skb->len) ), @@ -34,13 +34,13 @@ TRACE_EVENT(ath5k_rx, ); TRACE_EVENT(ath5k_tx, - TP_PROTO(struct ath5k_softc *priv, struct sk_buff *skb, + TP_PROTO(struct ath5k_hw *priv, struct sk_buff *skb, struct ath5k_txq *q), TP_ARGS(priv, skb, q), TP_STRUCT__entry( - __field(struct ath5k_softc *, priv) + __field(struct ath5k_hw *, priv) __field(unsigned long, skbaddr) __field(u8, qnum) __dynamic_array(u8, frame, skb->len) @@ -60,13 +60,13 @@ TRACE_EVENT(ath5k_tx, ); TRACE_EVENT(ath5k_tx_complete, - TP_PROTO(struct ath5k_softc *priv, struct sk_buff *skb, + TP_PROTO(struct ath5k_hw *priv, struct sk_buff *skb, struct ath5k_txq *q, struct ath5k_tx_status *ts), TP_ARGS(priv, skb, q, ts), TP_STRUCT__entry( - __field(struct ath5k_softc *, priv) + __field(struct ath5k_hw *, priv) __field(unsigned long, skbaddr) __field(u8, qnum) __field(u8, ts_status) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 1d09f22fee4d..d109c25417f4 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -14,6 +14,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include <asm/unaligned.h> #include "hw.h" #include "ar9003_phy.h" #include "ar9003_eeprom.h" @@ -3006,11 +3007,11 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah, switch (param) { case EEP_MAC_LSW: - return eep->macAddr[0] << 8 | eep->macAddr[1]; + return get_unaligned_be16(eep->macAddr); case EEP_MAC_MID: - return eep->macAddr[2] << 8 | eep->macAddr[3]; + return get_unaligned_be16(eep->macAddr + 2); case EEP_MAC_MSW: - return eep->macAddr[4] << 8 | eep->macAddr[5]; + return get_unaligned_be16(eep->macAddr + 4); case EEP_REG_0: return le16_to_cpu(pBase->regDmn[0]); case EEP_REG_1: @@ -3038,7 +3039,7 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah, case EEP_CHAIN_MASK_REDUCE: return (pBase->miscConfiguration >> 0x3) & 0x1; case EEP_ANT_DIV_CTL1: - return le32_to_cpu(eep->base_ext1.ant_div_control); + return eep->base_ext1.ant_div_control; default: return 0; } @@ -3380,8 +3381,7 @@ found: osize = length; read(ah, cptr, word, COMP_HDR_LEN + osize + COMP_CKSUM_LEN); checksum = ar9300_comp_cksum(&word[COMP_HDR_LEN], length); - mchecksum = word[COMP_HDR_LEN + osize] | - (word[COMP_HDR_LEN + osize + 1] << 8); + mchecksum = get_unaligned_le16(&word[COMP_HDR_LEN + osize]); ath_dbg(common, ATH_DBG_EEPROM, "checksum %x %x\n", checksum, mchecksum); if (checksum == mchecksum) { diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c index 41ce0b139886..6635c377dc00 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.c +++ b/drivers/net/wireless/ath/ath9k/btcoex.c @@ -50,7 +50,7 @@ void ath9k_hw_init_btcoex_hw(struct ath_hw *ah, int qnum) .bt_first_slot_time = 5, .bt_hold_rx_clear = true, }; - u32 i; + u32 i, idx; bool rxclear_polarity = ath_bt_config.bt_rxclear_polarity; if (AR_SREV_9300_20_OR_LATER(ah)) @@ -73,8 +73,10 @@ void ath9k_hw_init_btcoex_hw(struct ath_hw *ah, int qnum) SM(ATH_BTCOEX_BMISS_THRESH, AR_BT_BCN_MISS_THRESH) | AR_BT_DISABLE_BT_ANT; - for (i = 0; i < 32; i++) - ah->hw_gen_timers.gen_timer_index[(debruijn32 << i) >> 27] = i; + for (i = 0; i < 32; i++) { + idx = (debruijn32 << i) >> 27; + ah->hw_gen_timers.gen_timer_index[idx] = i; + } } EXPORT_SYMBOL(ath9k_hw_init_btcoex_hw); diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 22d3a26e684d..d1eb89611ff7 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -749,7 +749,6 @@ static ssize_t read_file_misc(struct file *file, char __user *user_buf, char *buf; unsigned int len = 0, size = 8000; ssize_t retval = 0; - const char *tmp; unsigned int reg; struct ath9k_vif_iter_data iter_data; @@ -759,31 +758,14 @@ static ssize_t read_file_misc(struct file *file, char __user *user_buf, if (buf == NULL) return -ENOMEM; - switch (sc->sc_ah->opmode) { - case NL80211_IFTYPE_ADHOC: - tmp = "ADHOC"; - break; - case NL80211_IFTYPE_MESH_POINT: - tmp = "MESH"; - break; - case NL80211_IFTYPE_AP: - tmp = "AP"; - break; - case NL80211_IFTYPE_STATION: - tmp = "STATION"; - break; - default: - tmp = "???"; - break; - } - ath9k_ps_wakeup(sc); len += snprintf(buf + len, size - len, "curbssid: %pM\n" "OP-Mode: %s(%i)\n" "Beacon-Timer-Register: 0x%x\n", common->curbssid, - tmp, (int)(sc->sc_ah->opmode), + ath_opmode_to_string(sc->sc_ah->opmode), + (int)(sc->sc_ah->opmode), REG_READ(ah, AR_BEACON_PERIOD)); reg = REG_READ(ah, AR_TIMER_MODE); diff --git a/drivers/net/wireless/ath/ath9k/eeprom_4k.c b/drivers/net/wireless/ath/ath9k/eeprom_4k.c index 5b1e894f3d67..47cc95086e6e 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c @@ -14,6 +14,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include <asm/unaligned.h> #include "hw.h" #include "ar9002_phy.h" @@ -203,11 +204,11 @@ static u32 ath9k_hw_4k_get_eeprom(struct ath_hw *ah, case EEP_NFTHRESH_2: return pModal->noiseFloorThreshCh[0]; case EEP_MAC_LSW: - return pBase->macAddr[0] << 8 | pBase->macAddr[1]; + return get_unaligned_be16(pBase->macAddr); case EEP_MAC_MID: - return pBase->macAddr[2] << 8 | pBase->macAddr[3]; + return get_unaligned_be16(pBase->macAddr + 2); case EEP_MAC_MSW: - return pBase->macAddr[4] << 8 | pBase->macAddr[5]; + return get_unaligned_be16(pBase->macAddr + 4); case EEP_REG_0: return pBase->regDmn[0]; case EEP_REG_1: @@ -331,10 +332,7 @@ static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah, regOffset = AR_PHY_BASE + (672 << 2) + regChainOffset; for (j = 0; j < 32; j++) { - reg32 = ((pdadcValues[4 * j + 0] & 0xFF) << 0) | - ((pdadcValues[4 * j + 1] & 0xFF) << 8) | - ((pdadcValues[4 * j + 2] & 0xFF) << 16)| - ((pdadcValues[4 * j + 3] & 0xFF) << 24); + reg32 = get_unaligned_le32(&pdadcValues[4 * j]); REG_WRITE(ah, regOffset, reg32); ath_dbg(common, ATH_DBG_EEPROM, diff --git a/drivers/net/wireless/ath/ath9k/eeprom_9287.c b/drivers/net/wireless/ath/ath9k/eeprom_9287.c index 343fc9f946db..d6f6b192f450 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c @@ -14,6 +14,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include <asm/unaligned.h> #include "hw.h" #include "ar9002_phy.h" @@ -195,11 +196,11 @@ static u32 ath9k_hw_ar9287_get_eeprom(struct ath_hw *ah, case EEP_NFTHRESH_2: return pModal->noiseFloorThreshCh[0]; case EEP_MAC_LSW: - return pBase->macAddr[0] << 8 | pBase->macAddr[1]; + return get_unaligned_be16(pBase->macAddr); case EEP_MAC_MID: - return pBase->macAddr[2] << 8 | pBase->macAddr[3]; + return get_unaligned_be16(pBase->macAddr + 2); case EEP_MAC_MSW: - return pBase->macAddr[4] << 8 | pBase->macAddr[5]; + return get_unaligned_be16(pBase->macAddr + 4); case EEP_REG_0: return pBase->regDmn[0]; case EEP_REG_1: @@ -434,10 +435,7 @@ static void ath9k_hw_set_ar9287_power_cal_table(struct ath_hw *ah, (672 << 2) + regChainOffset; for (j = 0; j < 32; j++) { - reg32 = ((pdadcValues[4*j + 0] & 0xFF) << 0) - | ((pdadcValues[4*j + 1] & 0xFF) << 8) - | ((pdadcValues[4*j + 2] & 0xFF) << 16) - | ((pdadcValues[4*j + 3] & 0xFF) << 24); + reg32 = get_unaligned_le32(&pdadcValues[4 * j]); REG_WRITE(ah, regOffset, reg32); regOffset += 4; diff --git a/drivers/net/wireless/ath/ath9k/eeprom_def.c b/drivers/net/wireless/ath/ath9k/eeprom_def.c index 17f0a6806207..b9540a992616 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_def.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_def.c @@ -14,6 +14,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include <asm/unaligned.h> #include "hw.h" #include "ar9002_phy.h" @@ -276,11 +277,11 @@ static u32 ath9k_hw_def_get_eeprom(struct ath_hw *ah, case EEP_NFTHRESH_2: return pModal[1].noiseFloorThreshCh[0]; case EEP_MAC_LSW: - return pBase->macAddr[0] << 8 | pBase->macAddr[1]; + return get_unaligned_be16(pBase->macAddr); case EEP_MAC_MID: - return pBase->macAddr[2] << 8 | pBase->macAddr[3]; + return get_unaligned_be16(pBase->macAddr + 2); case EEP_MAC_MSW: - return pBase->macAddr[4] << 8 | pBase->macAddr[5]; + return get_unaligned_be16(pBase->macAddr + 4); case EEP_REG_0: return pBase->regDmn[0]; case EEP_REG_1: @@ -831,10 +832,7 @@ static void ath9k_hw_set_def_power_cal_table(struct ath_hw *ah, regOffset = AR_PHY_BASE + (672 << 2) + regChainOffset; for (j = 0; j < 32; j++) { - reg32 = ((pdadcValues[4 * j + 0] & 0xFF) << 0) | - ((pdadcValues[4 * j + 1] & 0xFF) << 8) | - ((pdadcValues[4 * j + 2] & 0xFF) << 16)| - ((pdadcValues[4 * j + 3] & 0xFF) << 24); + reg32 = get_unaligned_le32(&pdadcValues[4 * j]); REG_WRITE(ah, regOffset, reg32); ath_dbg(common, ATH_DBG_EEPROM, diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 8028fe90f666..d3f4a59cd456 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -14,6 +14,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include <asm/unaligned.h> #include "htc.h" /* identify firmware images */ @@ -129,12 +130,14 @@ static int hif_usb_send_regout(struct hif_device_usb *hif_dev, static void hif_usb_mgmt_cb(struct urb *urb) { struct cmd_buf *cmd = (struct cmd_buf *)urb->context; - struct hif_device_usb *hif_dev = cmd->hif_dev; + struct hif_device_usb *hif_dev; bool txok = true; if (!cmd || !cmd->skb || !cmd->hif_dev) return; + hif_dev = cmd->hif_dev; + switch (urb->status) { case 0: break; @@ -557,8 +560,8 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, ptr = (u8 *) skb->data; - pkt_len = ptr[index] + (ptr[index+1] << 8); - pkt_tag = ptr[index+2] + (ptr[index+3] << 8); + pkt_len = get_unaligned_le16(ptr + index); + pkt_tag = get_unaligned_le16(ptr + index + 2); if (pkt_tag != ATH_USB_RX_STREAM_MODE_TAG) { RX_STAT_INC(skb_dropped); diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c index aa48b3abbc48..d3ff33c71aa5 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c @@ -623,11 +623,8 @@ static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, pBase9287->openLoopPwrCntl); } - len += snprintf(buf + len, size - len, - "%20s : %02X:%02X:%02X:%02X:%02X:%02X\n", - "MacAddress", - pBase->macAddr[0], pBase->macAddr[1], pBase->macAddr[2], - pBase->macAddr[3], pBase->macAddr[4], pBase->macAddr[5]); + len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + pBase->macAddr); if (len > size) len = size; diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 2a5f908d8037..8006ce0c7357 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -1997,12 +1997,22 @@ EXPORT_SYMBOL(ath9k_hw_set_sta_beacon_timers); /* HW Capabilities */ /*******************/ +static u8 fixup_chainmask(u8 chip_chainmask, u8 eeprom_chainmask) +{ + eeprom_chainmask &= chip_chainmask; + if (eeprom_chainmask) + return eeprom_chainmask; + else + return chip_chainmask; +} + int ath9k_hw_fill_cap_info(struct ath_hw *ah) { struct ath9k_hw_capabilities *pCap = &ah->caps; struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah); struct ath_common *common = ath9k_hw_common(ah); struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; + unsigned int chip_chainmask; u16 eeval; u8 ant_div_ctl1, tx_chainmask, rx_chainmask; @@ -2039,6 +2049,15 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) if (eeval & AR5416_OPFLAGS_11G) pCap->hw_caps |= ATH9K_HW_CAP_2GHZ; + if (AR_SREV_9485(ah) || AR_SREV_9285(ah) || AR_SREV_9330(ah)) + chip_chainmask = 1; + else if (!AR_SREV_9280_20_OR_LATER(ah)) + chip_chainmask = 7; + else if (!AR_SREV_9300_20_OR_LATER(ah) || AR_SREV_9340(ah)) + chip_chainmask = 3; + else + chip_chainmask = 7; + pCap->tx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_TX_MASK); /* * For AR9271 we will temporarilly uses the rx chainmax as read from @@ -2055,6 +2074,9 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) /* Use rx_chainmask from EEPROM. */ pCap->rx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_RX_MASK); + pCap->tx_chainmask = fixup_chainmask(chip_chainmask, pCap->tx_chainmask); + pCap->rx_chainmask = fixup_chainmask(chip_chainmask, pCap->rx_chainmask); + ah->misc_mode |= AR_PCU_MIC_NEW_LOC_ENA; /* enable key search for every frame in an aggregate */ diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index b855fe1adc39..ac5107172f94 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -197,6 +197,19 @@ static unsigned int ath9k_ioread32(void *hw_priv, u32 reg_offset) return val; } +static unsigned int __ath9k_reg_rmw(struct ath_softc *sc, u32 reg_offset, + u32 set, u32 clr) +{ + u32 val; + + val = ioread32(sc->mem + reg_offset); + val &= ~clr; + val |= set; + iowrite32(val, sc->mem + reg_offset); + + return val; +} + static unsigned int ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 clr) { struct ath_hw *ah = (struct ath_hw *) hw_priv; @@ -205,16 +218,12 @@ static unsigned int ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 cl unsigned long uninitialized_var(flags); u32 val; - if (ah->config.serialize_regmode == SER_REG_MODE_ON) + if (ah->config.serialize_regmode == SER_REG_MODE_ON) { spin_lock_irqsave(&sc->sc_serial_rw, flags); - - val = ioread32(sc->mem + reg_offset); - val &= ~clr; - val |= set; - iowrite32(val, sc->mem + reg_offset); - - if (ah->config.serialize_regmode == SER_REG_MODE_ON) + val = __ath9k_reg_rmw(sc, reg_offset, set, clr); spin_unlock_irqrestore(&sc->sc_serial_rw, flags); + } else + val = __ath9k_reg_rmw(sc, reg_offset, set, clr); return val; } diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 70dc8ecdad4d..9a4850154fb2 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -815,16 +815,19 @@ static bool ath9k_rx_accept(struct ath_common *common, struct ath_rx_status *rx_stats, bool *decrypt_error) { -#define is_mc_or_valid_tkip_keyix ((is_mc || \ - (rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID && \ - test_bit(rx_stats->rs_keyix, common->tkip_keymap)))) - + bool is_mc, is_valid_tkip, strip_mic, mic_error; struct ath_hw *ah = common->ah; __le16 fc; u8 rx_status_len = ah->caps.rx_status_len; fc = hdr->frame_control; + is_mc = !!is_multicast_ether_addr(hdr->addr1); + is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID && + test_bit(rx_stats->rs_keyix, common->tkip_keymap); + strip_mic = is_valid_tkip && !(rx_stats->rs_status & + (ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC)); + if (!rx_stats->rs_datalen) return false; /* @@ -839,6 +842,11 @@ static bool ath9k_rx_accept(struct ath_common *common, if (rx_stats->rs_more) return true; + mic_error = is_valid_tkip && !ieee80211_is_ctl(fc) && + !ieee80211_has_morefrags(fc) && + !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) && + (rx_stats->rs_status & ATH9K_RXERR_MIC); + /* * The rx_stats->rs_status will not be set until the end of the * chained descriptors so it can be ignored if rs_more is set. The @@ -846,30 +854,18 @@ static bool ath9k_rx_accept(struct ath_common *common, * descriptors. */ if (rx_stats->rs_status != 0) { - if (rx_stats->rs_status & ATH9K_RXERR_CRC) + if (rx_stats->rs_status & ATH9K_RXERR_CRC) { rxs->flag |= RX_FLAG_FAILED_FCS_CRC; + mic_error = false; + } if (rx_stats->rs_status & ATH9K_RXERR_PHY) return false; if (rx_stats->rs_status & ATH9K_RXERR_DECRYPT) { *decrypt_error = true; - } else if (rx_stats->rs_status & ATH9K_RXERR_MIC) { - bool is_mc; - /* - * The MIC error bit is only valid if the frame - * is not a control frame or fragment, and it was - * decrypted using a valid TKIP key. - */ - is_mc = !!is_multicast_ether_addr(hdr->addr1); - - if (!ieee80211_is_ctl(fc) && - !ieee80211_has_morefrags(fc) && - !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) && - is_mc_or_valid_tkip_keyix) - rxs->flag |= RX_FLAG_MMIC_ERROR; - else - rx_stats->rs_status &= ~ATH9K_RXERR_MIC; + mic_error = false; } + /* * Reject error frames with the exception of * decryption and MIC failures. For monitor mode, @@ -887,6 +883,18 @@ static bool ath9k_rx_accept(struct ath_common *common, } } } + + /* + * For unicast frames the MIC error bit can have false positives, + * so all MIC error reports need to be validated in software. + * False negatives are not common, so skip software verification + * if the hardware considers the MIC valid. + */ + if (strip_mic) + rxs->flag |= RX_FLAG_MMIC_STRIPPED; + else if (is_mc && mic_error) + rxs->flag |= RX_FLAG_MMIC_ERROR; + return true; } @@ -1939,6 +1947,9 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) sc->rx.rxotherant = 0; } + if (rxs->flag & RX_FLAG_MMIC_STRIPPED) + skb_trim(skb, skb->len - 8); + spin_lock_irqsave(&sc->sc_pm_lock, flags); if ((sc->ps_flags & (PS_WAIT_FOR_BEACON | diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index 759b72cca3cc..fa4c0bbce6b9 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -1873,29 +1873,6 @@ enum { #define AR_RATE_DURATION(_n) (AR_RATE_DURATION_0 + ((_n)<<2)) -#define AR_KEYTABLE_0 0x8800 -#define AR_KEYTABLE(_n) (AR_KEYTABLE_0 + ((_n)*32)) -#define AR_KEY_CACHE_SIZE 128 -#define AR_RSVD_KEYTABLE_ENTRIES 4 -#define AR_KEY_TYPE 0x00000007 -#define AR_KEYTABLE_TYPE_40 0x00000000 -#define AR_KEYTABLE_TYPE_104 0x00000001 -#define AR_KEYTABLE_TYPE_128 0x00000003 -#define AR_KEYTABLE_TYPE_TKIP 0x00000004 -#define AR_KEYTABLE_TYPE_AES 0x00000005 -#define AR_KEYTABLE_TYPE_CCM 0x00000006 -#define AR_KEYTABLE_TYPE_CLR 0x00000007 -#define AR_KEYTABLE_ANT 0x00000008 -#define AR_KEYTABLE_VALID 0x00008000 -#define AR_KEYTABLE_KEY0(_n) (AR_KEYTABLE(_n) + 0) -#define AR_KEYTABLE_KEY1(_n) (AR_KEYTABLE(_n) + 4) -#define AR_KEYTABLE_KEY2(_n) (AR_KEYTABLE(_n) + 8) -#define AR_KEYTABLE_KEY3(_n) (AR_KEYTABLE(_n) + 12) -#define AR_KEYTABLE_KEY4(_n) (AR_KEYTABLE(_n) + 16) -#define AR_KEYTABLE_TYPE(_n) (AR_KEYTABLE(_n) + 20) -#define AR_KEYTABLE_MAC0(_n) (AR_KEYTABLE(_n) + 24) -#define AR_KEYTABLE_MAC1(_n) (AR_KEYTABLE(_n) + 28) - #define AR9271_CORE_CLOCK 117 /* clock to 117Mhz */ #define AR9271_TARGET_BAUD_RATE 19200 /* 115200 */ diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 6eb58b16ab06..cc595712f518 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -1148,6 +1148,8 @@ static bool bf_is_ampdu_not_probing(struct ath_buf *bf) static void ath_drain_txq_list(struct ath_softc *sc, struct ath_txq *txq, struct list_head *list, bool retry_tx) + __releases(txq->axq_lock) + __acquires(txq->axq_lock) { struct ath_buf *bf, *lastbf; struct list_head bf_head; @@ -2036,6 +2038,8 @@ static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf, static void ath_tx_process_buffer(struct ath_softc *sc, struct ath_txq *txq, struct ath_tx_status *ts, struct ath_buf *bf, struct list_head *bf_head) + __releases(txq->axq_lock) + __acquires(txq->axq_lock) { int txok; diff --git a/drivers/net/wireless/ath/carl9170/carl9170.h b/drivers/net/wireless/ath/carl9170/carl9170.h index f9a4655ea0b8..c5427a72a1e2 100644 --- a/drivers/net/wireless/ath/carl9170/carl9170.h +++ b/drivers/net/wireless/ath/carl9170/carl9170.h @@ -177,7 +177,7 @@ struct carl9170_tx_queue_stats { struct carl9170_vif { unsigned int id; - struct ieee80211_vif *vif; + struct ieee80211_vif __rcu *vif; }; struct carl9170_vif_info { @@ -311,7 +311,7 @@ struct ar9170 { spinlock_t beacon_lock; unsigned int global_pretbtt; unsigned int global_beacon_int; - struct carl9170_vif_info *beacon_iter; + struct carl9170_vif_info __rcu *beacon_iter; unsigned int beacon_enabled; /* cryptographic engine */ @@ -389,7 +389,7 @@ struct ar9170 { /* tx ampdu */ struct work_struct ampdu_work; spinlock_t tx_ampdu_list_lock; - struct carl9170_sta_tid *tx_ampdu_iter; + struct carl9170_sta_tid __rcu *tx_ampdu_iter; struct list_head tx_ampdu_list; atomic_t tx_ampdu_upload; atomic_t tx_ampdu_scheduler; @@ -456,7 +456,7 @@ struct carl9170_sta_info { bool sleeping; atomic_t pending_frames; unsigned int ampdu_max_len; - struct carl9170_sta_tid *agg[CARL9170_NUM_TID]; + struct carl9170_sta_tid __rcu *agg[CARL9170_NUM_TID]; struct carl9170_ba_stats stats[CARL9170_NUM_TID]; }; @@ -532,7 +532,6 @@ int carl9170_set_ampdu_settings(struct ar9170 *ar); int carl9170_set_slot_time(struct ar9170 *ar); int carl9170_set_mac_rates(struct ar9170 *ar); int carl9170_set_hwretry_limit(struct ar9170 *ar, const u32 max_retry); -int carl9170_update_beacon(struct ar9170 *ar, const bool submit); int carl9170_upload_key(struct ar9170 *ar, const u8 id, const u8 *mac, const u8 ktype, const u8 keyidx, const u8 *keydata, const int keylen); int carl9170_disable_key(struct ar9170 *ar, const u8 id); @@ -553,6 +552,7 @@ void carl9170_tx_drop(struct ar9170 *ar, struct sk_buff *skb); void carl9170_tx_scheduler(struct ar9170 *ar); void carl9170_tx_get_skb(struct sk_buff *skb); int carl9170_tx_put_skb(struct sk_buff *skb); +int carl9170_update_beacon(struct ar9170 *ar, const bool submit); /* LEDs */ #ifdef CONFIG_CARL9170_LEDS diff --git a/drivers/net/wireless/ath/carl9170/cmd.h b/drivers/net/wireless/ath/carl9170/cmd.h index 568174c71b94..d5f95bdc75c1 100644 --- a/drivers/net/wireless/ath/carl9170/cmd.h +++ b/drivers/net/wireless/ath/carl9170/cmd.h @@ -87,7 +87,7 @@ do { \ __ar->cmd_buf[2 * __nreg + 1] = cpu_to_le32(r); \ __ar->cmd_buf[2 * __nreg + 2] = cpu_to_le32(v); \ __nreg++; \ - if ((__nreg >= PAYLOAD_MAX/2)) { \ + if ((__nreg >= PAYLOAD_MAX / 2)) { \ if (IS_ACCEPTING_CMD(__ar)) \ __err = carl9170_exec_cmd(__ar, \ CARL9170_CMD_WREG, 8 * __nreg, \ @@ -160,7 +160,7 @@ do { \ } while (0) #define carl9170_async_regwrite_finish() do { \ -__async_regwrite_out : \ +__async_regwrite_out: \ if (__cmd != NULL && __err == 0) \ carl9170_async_regwrite_flush(); \ kfree(__cmd); \ diff --git a/drivers/net/wireless/ath/carl9170/debug.c b/drivers/net/wireless/ath/carl9170/debug.c index 0ac1124c2a0b..de57f90e1d5f 100644 --- a/drivers/net/wireless/ath/carl9170/debug.c +++ b/drivers/net/wireless/ath/carl9170/debug.c @@ -695,7 +695,7 @@ static char *carl9170_debugfs_bug_read(struct ar9170 *ar, char *buf, } __DEBUGFS_DECLARE_RW_FILE(bug, 400, CARL9170_STOPPED); -static const char *erp_modes[] = { +static const char *const erp_modes[] = { [CARL9170_ERP_INVALID] = "INVALID", [CARL9170_ERP_AUTO] = "Automatic", [CARL9170_ERP_MAC80211] = "Set by MAC80211", diff --git a/drivers/net/wireless/ath/carl9170/fwdesc.h b/drivers/net/wireless/ath/carl9170/fwdesc.h index 7ba62bb77054..6d9c0891ce7f 100644 --- a/drivers/net/wireless/ath/carl9170/fwdesc.h +++ b/drivers/net/wireless/ath/carl9170/fwdesc.h @@ -75,6 +75,9 @@ enum carl9170fw_feature_list { /* Firmware supports PSM in the 5GHZ Band */ CARL9170FW_FIXED_5GHZ_PSM, + /* HW (ANI, CCA, MIB) tally counters */ + CARL9170FW_HW_COUNTERS, + /* KEEP LAST */ __CARL9170FW_FEATURE_NUM }; diff --git a/drivers/net/wireless/ath/carl9170/hw.h b/drivers/net/wireless/ath/carl9170/hw.h index 261f89351070..fa834c1460f0 100644 --- a/drivers/net/wireless/ath/carl9170/hw.h +++ b/drivers/net/wireless/ath/carl9170/hw.h @@ -174,6 +174,7 @@ #define AR9170_MAC_SNIFFER_ENABLE_PROMISC BIT(0) #define AR9170_MAC_SNIFFER_DEFAULTS 0x02000000 #define AR9170_MAC_REG_ENCRYPTION (AR9170_MAC_REG_BASE + 0x678) +#define AR9170_MAC_ENCRYPTION_MGMT_RX_SOFTWARE BIT(2) #define AR9170_MAC_ENCRYPTION_RX_SOFTWARE BIT(3) #define AR9170_MAC_ENCRYPTION_DEFAULTS 0x70 @@ -222,6 +223,12 @@ #define AR9170_MAC_REG_TX_BLOCKACKS (AR9170_MAC_REG_BASE + 0x6c0) #define AR9170_MAC_REG_NAV_COUNT (AR9170_MAC_REG_BASE + 0x6c4) #define AR9170_MAC_REG_BACKOFF_STATUS (AR9170_MAC_REG_BASE + 0x6c8) +#define AR9170_MAC_BACKOFF_CCA BIT(24) +#define AR9170_MAC_BACKOFF_TX_PEX BIT(25) +#define AR9170_MAC_BACKOFF_RX_PE BIT(26) +#define AR9170_MAC_BACKOFF_MD_READY BIT(27) +#define AR9170_MAC_BACKOFF_TX_PE BIT(28) + #define AR9170_MAC_REG_TX_RETRY (AR9170_MAC_REG_BASE + 0x6cc) #define AR9170_MAC_REG_TX_COMPLETE (AR9170_MAC_REG_BASE + 0x6d4) @@ -388,10 +395,40 @@ #define AR9170_MAC_REG_BCN_CURR_ADDR (AR9170_MAC_REG_BASE + 0xd98) #define AR9170_MAC_REG_BCN_COUNT (AR9170_MAC_REG_BASE + 0xd9c) - - #define AR9170_MAC_REG_BCN_HT1 (AR9170_MAC_REG_BASE + 0xda0) +#define AR9170_MAC_BCN_HT1_HT_EN BIT(0) +#define AR9170_MAC_BCN_HT1_GF_PMB BIT(1) +#define AR9170_MAC_BCN_HT1_SP_EXP BIT(2) +#define AR9170_MAC_BCN_HT1_TX_BF BIT(3) +#define AR9170_MAC_BCN_HT1_PWR_CTRL_S 4 +#define AR9170_MAC_BCN_HT1_PWR_CTRL 0x70 +#define AR9170_MAC_BCN_HT1_TX_ANT1 BIT(7) +#define AR9170_MAC_BCN_HT1_TX_ANT0 BIT(8) +#define AR9170_MAC_BCN_HT1_NUM_LFT_S 9 +#define AR9170_MAC_BCN_HT1_NUM_LFT 0x600 +#define AR9170_MAC_BCN_HT1_BWC_20M_EXT BIT(16) +#define AR9170_MAC_BCN_HT1_BWC_40M_SHARED BIT(17) +#define AR9170_MAC_BCN_HT1_BWC_40M_DUP (BIT(16) | BIT(17)) +#define AR9170_MAC_BCN_HT1_BF_MCS_S 18 +#define AR9170_MAC_BCN_HT1_BF_MCS 0x1c0000 +#define AR9170_MAC_BCN_HT1_TPC_S 21 +#define AR9170_MAC_BCN_HT1_TPC 0x7e00000 +#define AR9170_MAC_BCN_HT1_CHAIN_MASK_S 27 +#define AR9170_MAC_BCN_HT1_CHAIN_MASK 0x38000000 + #define AR9170_MAC_REG_BCN_HT2 (AR9170_MAC_REG_BASE + 0xda4) +#define AR9170_MAC_BCN_HT2_MCS_S 0 +#define AR9170_MAC_BCN_HT2_MCS 0x7f +#define AR9170_MAC_BCN_HT2_BW40 BIT(8) +#define AR9170_MAC_BCN_HT2_SMOOTHING BIT(9) +#define AR9170_MAC_BCN_HT2_SS BIT(10) +#define AR9170_MAC_BCN_HT2_NSS BIT(11) +#define AR9170_MAC_BCN_HT2_STBC_S 12 +#define AR9170_MAC_BCN_HT2_STBC 0x3000 +#define AR9170_MAC_BCN_HT2_ADV_COD BIT(14) +#define AR9170_MAC_BCN_HT2_SGI BIT(15) +#define AR9170_MAC_BCN_HT2_LEN_S 16 +#define AR9170_MAC_BCN_HT2_LEN 0xffff0000 #define AR9170_MAC_REG_DMA_TXQX_ADDR_CURR (AR9170_MAC_REG_BASE + 0xdc0) diff --git a/drivers/net/wireless/ath/carl9170/led.c b/drivers/net/wireless/ath/carl9170/led.c index 4bb2cbd8bd9b..78dadc797558 100644 --- a/drivers/net/wireless/ath/carl9170/led.c +++ b/drivers/net/wireless/ath/carl9170/led.c @@ -118,7 +118,7 @@ static void carl9170_led_set_brightness(struct led_classdev *led, } if (likely(IS_ACCEPTING_CMD(ar) && arl->toggled)) - ieee80211_queue_delayed_work(ar->hw, &ar->led_work, HZ/10); + ieee80211_queue_delayed_work(ar->hw, &ar->led_work, HZ / 10); } static int carl9170_led_register_led(struct ar9170 *ar, int i, char *name, diff --git a/drivers/net/wireless/ath/carl9170/mac.c b/drivers/net/wireless/ath/carl9170/mac.c index 385cf508479b..dfda91970995 100644 --- a/drivers/net/wireless/ath/carl9170/mac.c +++ b/drivers/net/wireless/ath/carl9170/mac.c @@ -455,135 +455,6 @@ int carl9170_set_beacon_timers(struct ar9170 *ar) return carl9170_regwrite_result(); } -int carl9170_update_beacon(struct ar9170 *ar, const bool submit) -{ - struct sk_buff *skb = NULL; - struct carl9170_vif_info *cvif; - struct ieee80211_tx_info *txinfo; - __le32 *data, *old = NULL; - u32 word, off, addr, len; - int i = 0, err = 0; - - rcu_read_lock(); - cvif = rcu_dereference(ar->beacon_iter); -retry: - if (ar->vifs == 0 || !cvif) - goto out_unlock; - - list_for_each_entry_continue_rcu(cvif, &ar->vif_list, list) { - if (cvif->active && cvif->enable_beacon) - goto found; - } - - if (!ar->beacon_enabled || i++) - goto out_unlock; - - goto retry; - -found: - rcu_assign_pointer(ar->beacon_iter, cvif); - - skb = ieee80211_beacon_get_tim(ar->hw, carl9170_get_vif(cvif), - NULL, NULL); - - if (!skb) { - err = -ENOMEM; - goto err_free; - } - - txinfo = IEEE80211_SKB_CB(skb); - if (txinfo->control.rates[0].flags & IEEE80211_TX_RC_MCS) { - err = -EINVAL; - goto err_free; - } - - spin_lock_bh(&ar->beacon_lock); - data = (__le32 *)skb->data; - if (cvif->beacon) - old = (__le32 *)cvif->beacon->data; - - off = cvif->id * AR9170_MAC_BCN_LENGTH_MAX; - addr = ar->fw.beacon_addr + off; - len = roundup(skb->len + FCS_LEN, 4); - - if ((off + len) > ar->fw.beacon_max_len) { - if (net_ratelimit()) { - wiphy_err(ar->hw->wiphy, "beacon does not " - "fit into device memory!\n"); - } - err = -EINVAL; - goto err_unlock; - } - - if (len > AR9170_MAC_BCN_LENGTH_MAX) { - if (net_ratelimit()) { - wiphy_err(ar->hw->wiphy, "no support for beacons " - "bigger than %d (yours:%d).\n", - AR9170_MAC_BCN_LENGTH_MAX, len); - } - - err = -EMSGSIZE; - goto err_unlock; - } - - i = txinfo->control.rates[0].idx; - if (txinfo->band != IEEE80211_BAND_2GHZ) - i += 4; - - word = __carl9170_ratetable[i].hw_value & 0xf; - if (i < 4) - word |= ((skb->len + FCS_LEN) << (3 + 16)) + 0x0400; - else - word |= ((skb->len + FCS_LEN) << 16) + 0x0010; - - carl9170_async_regwrite_begin(ar); - carl9170_async_regwrite(AR9170_MAC_REG_BCN_PLCP, word); - - for (i = 0; i < DIV_ROUND_UP(skb->len, 4); i++) { - /* - * XXX: This accesses beyond skb data for up - * to the last 3 bytes!! - */ - - if (old && (data[i] == old[i])) - continue; - - word = le32_to_cpu(data[i]); - carl9170_async_regwrite(addr + 4 * i, word); - } - carl9170_async_regwrite_finish(); - - dev_kfree_skb_any(cvif->beacon); - cvif->beacon = NULL; - - err = carl9170_async_regwrite_result(); - if (!err) - cvif->beacon = skb; - spin_unlock_bh(&ar->beacon_lock); - if (err) - goto err_free; - - if (submit) { - err = carl9170_bcn_ctrl(ar, cvif->id, - CARL9170_BCN_CTRL_CAB_TRIGGER, - addr, skb->len + FCS_LEN); - - if (err) - goto err_free; - } -out_unlock: - rcu_read_unlock(); - return 0; - -err_unlock: - spin_unlock_bh(&ar->beacon_lock); - -err_free: - rcu_read_unlock(); - dev_kfree_skb_any(skb); - return err; -} - int carl9170_upload_key(struct ar9170 *ar, const u8 id, const u8 *mac, const u8 ktype, const u8 keyidx, const u8 *keydata, const int keylen) diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index a61cf6781d5e..0122930b14c7 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -1630,7 +1630,7 @@ static int carl9170_read_eeprom(struct ar9170 *ar) BUILD_BUG_ON(sizeof(ar->eeprom) % RB); #endif - for (i = 0; i < sizeof(ar->eeprom)/RB; i++) { + for (i = 0; i < sizeof(ar->eeprom) / RB; i++) { for (j = 0; j < RW; j++) offsets[j] = cpu_to_le32(AR9170_EEPROM_START + RB * i + 4 * j); diff --git a/drivers/net/wireless/ath/carl9170/phy.c b/drivers/net/wireless/ath/carl9170/phy.c index da1ab962ee48..aa147a9120b6 100644 --- a/drivers/net/wireless/ath/carl9170/phy.c +++ b/drivers/net/wireless/ath/carl9170/phy.c @@ -1098,7 +1098,7 @@ static u8 carl9170_interpolate_u8(u8 x, u8 x1, u8 y1, u8 x2, u8 y2) * Isn't it just DIV_ROUND_UP(y, 1<<SHIFT)? * Can we rely on the compiler to optimise away the div? */ - return (y >> SHIFT) + ((y & (1<<(SHIFT-1))) >> (SHIFT - 1)); + return (y >> SHIFT) + ((y & (1 << (SHIFT - 1))) >> (SHIFT - 1)); #undef SHIFT } @@ -1379,7 +1379,7 @@ static void carl9170_calc_ctl(struct ar9170 *ar, u32 freq, enum carl9170_bw bw) modes[i].max_power = carl9170_get_max_edge_power(ar, - freq+f_off, EDGES(ctl_idx, 1)); + freq + f_off, EDGES(ctl_idx, 1)); /* * TODO: check if the regulatory max. power is @@ -1441,7 +1441,7 @@ static int carl9170_set_power_cal(struct ar9170 *ar, u32 freq, if (freq < 3000) f = freq - 2300; else - f = (freq - 4800)/5; + f = (freq - 4800) / 5; /* * cycle through the various modes diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c index e94084fcf6f5..d20946939cd8 100644 --- a/drivers/net/wireless/ath/carl9170/tx.c +++ b/drivers/net/wireless/ath/carl9170/tx.c @@ -661,11 +661,67 @@ void carl9170_tx_process_status(struct ar9170 *ar, } } +static void carl9170_tx_rate_tpc_chains(struct ar9170 *ar, + struct ieee80211_tx_info *info, struct ieee80211_tx_rate *txrate, + unsigned int *phyrate, unsigned int *tpc, unsigned int *chains) +{ + struct ieee80211_rate *rate = NULL; + u8 *txpower; + unsigned int idx; + + idx = txrate->idx; + *tpc = 0; + *phyrate = 0; + + if (txrate->flags & IEEE80211_TX_RC_MCS) { + if (txrate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) { + /* +1 dBm for HT40 */ + *tpc += 2; + + if (info->band == IEEE80211_BAND_2GHZ) + txpower = ar->power_2G_ht40; + else + txpower = ar->power_5G_ht40; + } else { + if (info->band == IEEE80211_BAND_2GHZ) + txpower = ar->power_2G_ht20; + else + txpower = ar->power_5G_ht20; + } + + *phyrate = txrate->idx; + *tpc += txpower[idx & 7]; + } else { + if (info->band == IEEE80211_BAND_2GHZ) { + if (idx < 4) + txpower = ar->power_2G_cck; + else + txpower = ar->power_2G_ofdm; + } else { + txpower = ar->power_5G_leg; + idx += 4; + } + + rate = &__carl9170_ratetable[idx]; + *tpc += txpower[(rate->hw_value & 0x30) >> 4]; + *phyrate = rate->hw_value & 0xf; + } + + if (ar->eeprom.tx_mask == 1) { + *chains = AR9170_TX_PHY_TXCHAIN_1; + } else { + if (!(txrate->flags & IEEE80211_TX_RC_MCS) && + rate && rate->bitrate >= 360) + *chains = AR9170_TX_PHY_TXCHAIN_1; + else + *chains = AR9170_TX_PHY_TXCHAIN_2; + } +} + static __le32 carl9170_tx_physet(struct ar9170 *ar, struct ieee80211_tx_info *info, struct ieee80211_tx_rate *txrate) { - struct ieee80211_rate *rate = NULL; - u32 power, chains; + unsigned int power = 0, chains = 0, phyrate = 0; __le32 tmp; tmp = cpu_to_le32(0); @@ -682,35 +738,12 @@ static __le32 carl9170_tx_physet(struct ar9170 *ar, tmp |= cpu_to_le32(AR9170_TX_PHY_SHORT_GI); if (txrate->flags & IEEE80211_TX_RC_MCS) { - u32 r = txrate->idx; - u8 *txpower; + SET_VAL(AR9170_TX_PHY_MCS, phyrate, txrate->idx); /* heavy clip control */ - tmp |= cpu_to_le32((r & 0x7) << + tmp |= cpu_to_le32((txrate->idx & 0x7) << AR9170_TX_PHY_TX_HEAVY_CLIP_S); - if (txrate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) { - if (info->band == IEEE80211_BAND_5GHZ) - txpower = ar->power_5G_ht40; - else - txpower = ar->power_2G_ht40; - } else { - if (info->band == IEEE80211_BAND_5GHZ) - txpower = ar->power_5G_ht20; - else - txpower = ar->power_2G_ht20; - } - - power = txpower[r & 7]; - - /* +1 dBm for HT40 */ - if (txrate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) - power += 2; - - r <<= AR9170_TX_PHY_MCS_S; - BUG_ON(r & ~AR9170_TX_PHY_MCS); - - tmp |= cpu_to_le32(r & AR9170_TX_PHY_MCS); tmp |= cpu_to_le32(AR9170_TX_PHY_MOD_HT); /* @@ -720,34 +753,15 @@ static __le32 carl9170_tx_physet(struct ar9170 *ar, * tmp |= cpu_to_le32(AR9170_TX_PHY_GREENFIELD); */ } else { - u8 *txpower; - u32 mod; - u32 phyrate; - u8 idx = txrate->idx; - - if (info->band != IEEE80211_BAND_2GHZ) { - idx += 4; - txpower = ar->power_5G_leg; - mod = AR9170_TX_PHY_MOD_OFDM; + if (info->band == IEEE80211_BAND_2GHZ) { + if (txrate->idx <= AR9170_TX_PHY_RATE_CCK_11M) + tmp |= cpu_to_le32(AR9170_TX_PHY_MOD_CCK); + else + tmp |= cpu_to_le32(AR9170_TX_PHY_MOD_OFDM); } else { - if (idx < 4) { - txpower = ar->power_2G_cck; - mod = AR9170_TX_PHY_MOD_CCK; - } else { - mod = AR9170_TX_PHY_MOD_OFDM; - txpower = ar->power_2G_ofdm; - } + tmp |= cpu_to_le32(AR9170_TX_PHY_MOD_OFDM); } - rate = &__carl9170_ratetable[idx]; - - phyrate = rate->hw_value & 0xF; - power = txpower[(rate->hw_value & 0x30) >> 4]; - phyrate <<= AR9170_TX_PHY_MCS_S; - - tmp |= cpu_to_le32(mod); - tmp |= cpu_to_le32(phyrate); - /* * short preamble seems to be broken too. * @@ -755,23 +769,12 @@ static __le32 carl9170_tx_physet(struct ar9170 *ar, * tmp |= cpu_to_le32(AR9170_TX_PHY_SHORT_PREAMBLE); */ } - power <<= AR9170_TX_PHY_TX_PWR_S; - power &= AR9170_TX_PHY_TX_PWR; - tmp |= cpu_to_le32(power); - - /* set TX chains */ - if (ar->eeprom.tx_mask == 1) { - chains = AR9170_TX_PHY_TXCHAIN_1; - } else { - chains = AR9170_TX_PHY_TXCHAIN_2; - - /* >= 36M legacy OFDM - use only one chain */ - if (rate && rate->bitrate >= 360 && - !(txrate->flags & IEEE80211_TX_RC_MCS)) - chains = AR9170_TX_PHY_TXCHAIN_1; - } - tmp |= cpu_to_le32(chains << AR9170_TX_PHY_TXCHAIN_S); + carl9170_tx_rate_tpc_chains(ar, info, txrate, + &phyrate, &power, &chains); + tmp |= cpu_to_le32(SET_CONSTVAL(AR9170_TX_PHY_MCS, phyrate)); + tmp |= cpu_to_le32(SET_CONSTVAL(AR9170_TX_PHY_TX_PWR, power)); + tmp |= cpu_to_le32(SET_CONSTVAL(AR9170_TX_PHY_TXCHAIN, chains)); return tmp; } @@ -1438,3 +1441,154 @@ void carl9170_tx_scheduler(struct ar9170 *ar) if (ar->tx_schedule) carl9170_tx(ar); } + +int carl9170_update_beacon(struct ar9170 *ar, const bool submit) +{ + struct sk_buff *skb = NULL; + struct carl9170_vif_info *cvif; + struct ieee80211_tx_info *txinfo; + struct ieee80211_tx_rate *rate; + __le32 *data, *old = NULL; + unsigned int plcp, power, chains; + u32 word, ht1, off, addr, len; + int i = 0, err = 0; + + rcu_read_lock(); + cvif = rcu_dereference(ar->beacon_iter); +retry: + if (ar->vifs == 0 || !cvif) + goto out_unlock; + + list_for_each_entry_continue_rcu(cvif, &ar->vif_list, list) { + if (cvif->active && cvif->enable_beacon) + goto found; + } + + if (!ar->beacon_enabled || i++) + goto out_unlock; + + goto retry; + +found: + rcu_assign_pointer(ar->beacon_iter, cvif); + + skb = ieee80211_beacon_get_tim(ar->hw, carl9170_get_vif(cvif), + NULL, NULL); + + if (!skb) { + err = -ENOMEM; + goto err_free; + } + + txinfo = IEEE80211_SKB_CB(skb); + spin_lock_bh(&ar->beacon_lock); + data = (__le32 *)skb->data; + if (cvif->beacon) + old = (__le32 *)cvif->beacon->data; + + off = cvif->id * AR9170_MAC_BCN_LENGTH_MAX; + addr = ar->fw.beacon_addr + off; + len = roundup(skb->len + FCS_LEN, 4); + + if ((off + len) > ar->fw.beacon_max_len) { + if (net_ratelimit()) { + wiphy_err(ar->hw->wiphy, "beacon does not " + "fit into device memory!\n"); + } + err = -EINVAL; + goto err_unlock; + } + + if (len > AR9170_MAC_BCN_LENGTH_MAX) { + if (net_ratelimit()) { + wiphy_err(ar->hw->wiphy, "no support for beacons " + "bigger than %d (yours:%d).\n", + AR9170_MAC_BCN_LENGTH_MAX, len); + } + + err = -EMSGSIZE; + goto err_unlock; + } + + ht1 = AR9170_MAC_BCN_HT1_TX_ANT0; + rate = &txinfo->control.rates[0]; + carl9170_tx_rate_tpc_chains(ar, txinfo, rate, &plcp, &power, &chains); + if (!(txinfo->control.rates[0].flags & IEEE80211_TX_RC_MCS)) { + if (plcp <= AR9170_TX_PHY_RATE_CCK_11M) + plcp |= ((skb->len + FCS_LEN) << (3 + 16)) + 0x0400; + else + plcp |= ((skb->len + FCS_LEN) << 16) + 0x0010; + } else { + ht1 |= AR9170_MAC_BCN_HT1_HT_EN; + if (rate->flags & IEEE80211_TX_RC_SHORT_GI) + plcp |= AR9170_MAC_BCN_HT2_SGI; + + if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) { + ht1 |= AR9170_MAC_BCN_HT1_BWC_40M_SHARED; + plcp |= AR9170_MAC_BCN_HT2_BW40; + } + if (rate->flags & IEEE80211_TX_RC_DUP_DATA) { + ht1 |= AR9170_MAC_BCN_HT1_BWC_40M_DUP; + plcp |= AR9170_MAC_BCN_HT2_BW40; + } + + SET_VAL(AR9170_MAC_BCN_HT2_LEN, plcp, skb->len + FCS_LEN); + } + + SET_VAL(AR9170_MAC_BCN_HT1_PWR_CTRL, ht1, 7); + SET_VAL(AR9170_MAC_BCN_HT1_TPC, ht1, power); + SET_VAL(AR9170_MAC_BCN_HT1_CHAIN_MASK, ht1, chains); + if (chains == AR9170_TX_PHY_TXCHAIN_2) + ht1 |= AR9170_MAC_BCN_HT1_TX_ANT1; + + carl9170_async_regwrite_begin(ar); + carl9170_async_regwrite(AR9170_MAC_REG_BCN_HT1, ht1); + if (!(txinfo->control.rates[0].flags & IEEE80211_TX_RC_MCS)) + carl9170_async_regwrite(AR9170_MAC_REG_BCN_PLCP, plcp); + else + carl9170_async_regwrite(AR9170_MAC_REG_BCN_HT2, plcp); + + for (i = 0; i < DIV_ROUND_UP(skb->len, 4); i++) { + /* + * XXX: This accesses beyond skb data for up + * to the last 3 bytes!! + */ + + if (old && (data[i] == old[i])) + continue; + + word = le32_to_cpu(data[i]); + carl9170_async_regwrite(addr + 4 * i, word); + } + carl9170_async_regwrite_finish(); + + dev_kfree_skb_any(cvif->beacon); + cvif->beacon = NULL; + + err = carl9170_async_regwrite_result(); + if (!err) + cvif->beacon = skb; + spin_unlock_bh(&ar->beacon_lock); + if (err) + goto err_free; + + if (submit) { + err = carl9170_bcn_ctrl(ar, cvif->id, + CARL9170_BCN_CTRL_CAB_TRIGGER, + addr, skb->len + FCS_LEN); + + if (err) + goto err_free; + } +out_unlock: + rcu_read_unlock(); + return 0; + +err_unlock: + spin_unlock_bh(&ar->beacon_lock); + +err_free: + rcu_read_unlock(); + dev_kfree_skb_any(skb); + return err; +} diff --git a/drivers/net/wireless/ath/key.c b/drivers/net/wireless/ath/key.c index a61ef3d6d89c..17b0efd86f9a 100644 --- a/drivers/net/wireless/ath/key.c +++ b/drivers/net/wireless/ath/key.c @@ -105,11 +105,8 @@ static bool ath_hw_keysetmac(struct ath_common *common, if (mac[0] & 0x01) unicast_flag = 0; - macHi = (mac[5] << 8) | mac[4]; - macLo = (mac[3] << 24) | - (mac[2] << 16) | - (mac[1] << 8) | - mac[0]; + macLo = get_unaligned_le32(mac); + macHi = get_unaligned_le16(mac + 4); macLo >>= 1; macLo |= (macHi & 1) << 31; macHi >>= 1; |
