Dave, Another few fixes intended for 2.6.27... The orinoco one corrects a problem running with 4k stacks. The other two fix oopses. Please let me know if there are problems! Thanks, John --- Individual patches are available here: http://www.kernel.org/pub/linux/kernel/people/linville/wireless-2.6/ --- The following changes since commit 75e3d8db531b462b875c1adb13eeb6b0be7374c0: Ilpo Järvinen (1): tcp: should use number of sack blocks instead of -1 are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6.git master Andrey Borzenkov (1): orinoco: reduce stack usage in firmware download path Bob Copeland (1): ath5k: fix suspend-related oops on rmmod Christian Lamparter (1): p54: enable 2.4/5GHz spectrum by eeprom bits. drivers/net/wireless/ath5k/base.c | 27 +++++++++++++++------ drivers/net/wireless/ath5k/base.h | 3 +- drivers/net/wireless/orinoco.c | 42 +++++++++++++++++++++++---------- drivers/net/wireless/p54/p54common.c | 28 ++++++++-------------- 4 files changed, 60 insertions(+), 40 deletions(-) diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c index 9b95c40..0f1d6bd 100644 --- a/drivers/net/wireless/ath5k/base.c +++ b/drivers/net/wireless/ath5k/base.c @@ -340,9 +340,9 @@ static inline u64 ath5k_extend_tsf(struct ath5k_hw *ah, u32 rstamp) } /* Interrupt handling */ -static int ath5k_init(struct ath5k_softc *sc); +static int ath5k_init(struct ath5k_softc *sc, bool is_resume); static int ath5k_stop_locked(struct ath5k_softc *sc); -static int ath5k_stop_hw(struct ath5k_softc *sc); +static int ath5k_stop_hw(struct ath5k_softc *sc, bool is_suspend); static irqreturn_t ath5k_intr(int irq, void *dev_id); static void ath5k_tasklet_reset(unsigned long data); @@ -646,7 +646,7 @@ ath5k_pci_suspend(struct pci_dev *pdev, pm_message_t state) ath5k_led_off(sc); - ath5k_stop_hw(sc); + ath5k_stop_hw(sc, true); free_irq(pdev->irq, sc); pci_save_state(pdev); @@ -683,7 +683,7 @@ ath5k_pci_resume(struct pci_dev *pdev) goto err_no_irq; } - err = ath5k_init(sc); + err = ath5k_init(sc, true); if (err) goto err_irq; ath5k_led_enable(sc); @@ -2200,12 +2200,17 @@ ath5k_beacon_config(struct ath5k_softc *sc) \********************/ static int -ath5k_init(struct ath5k_softc *sc) +ath5k_init(struct ath5k_softc *sc, bool is_resume) { int ret; mutex_lock(&sc->lock); + if (is_resume && !test_bit(ATH_STAT_STARTED, sc->status)) + goto out_ok; + + __clear_bit(ATH_STAT_STARTED, sc->status); + ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "mode %d\n", sc->opmode); /* @@ -2230,12 +2235,15 @@ ath5k_init(struct ath5k_softc *sc) if (ret) goto done; + __set_bit(ATH_STAT_STARTED, sc->status); + /* Set ack to be sent at low bit-rates */ ath5k_hw_set_ack_bitrate_high(sc->ah, false); mod_timer(&sc->calib_tim, round_jiffies(jiffies + msecs_to_jiffies(ath5k_calinterval * 1000))); +out_ok: ret = 0; done: mmiowb(); @@ -2290,7 +2298,7 @@ ath5k_stop_locked(struct ath5k_softc *sc) * stop is preempted). */ static int -ath5k_stop_hw(struct ath5k_softc *sc) +ath5k_stop_hw(struct ath5k_softc *sc, bool is_suspend) { int ret; @@ -2321,6 +2329,9 @@ ath5k_stop_hw(struct ath5k_softc *sc) } } ath5k_txbuf_free(sc, sc->bbuf); + if (!is_suspend) + __clear_bit(ATH_STAT_STARTED, sc->status); + mmiowb(); mutex_unlock(&sc->lock); @@ -2718,12 +2729,12 @@ ath5k_reset_wake(struct ath5k_softc *sc) static int ath5k_start(struct ieee80211_hw *hw) { - return ath5k_init(hw->priv); + return ath5k_init(hw->priv, false); } static void ath5k_stop(struct ieee80211_hw *hw) { - ath5k_stop_hw(hw->priv); + ath5k_stop_hw(hw->priv, false); } static int ath5k_add_interface(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/ath5k/base.h b/drivers/net/wireless/ath5k/base.h index 9d0b728..06d1054 100644 --- a/drivers/net/wireless/ath5k/base.h +++ b/drivers/net/wireless/ath5k/base.h @@ -128,11 +128,12 @@ struct ath5k_softc { size_t desc_len; /* size of TX/RX descriptors */ u16 cachelsz; /* cache line size */ - DECLARE_BITMAP(status, 4); + DECLARE_BITMAP(status, 5); #define ATH_STAT_INVALID 0 /* disable hardware accesses */ #define ATH_STAT_MRRETRY 1 /* multi-rate retry support */ #define ATH_STAT_PROMISC 2 #define ATH_STAT_LEDSOFT 3 /* enable LED gpio status */ +#define ATH_STAT_STARTED 4 /* opened & irqs enabled */ unsigned int filter_flags; /* HW flags, AR5K_RX_FILTER_* */ unsigned int curmode; /* current phy mode */ diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c index 5090477..e0512e4 100644 --- a/drivers/net/wireless/orinoco.c +++ b/drivers/net/wireless/orinoco.c @@ -433,7 +433,7 @@ struct fw_info { const static struct fw_info orinoco_fw[] = { { "", "agere_sta_fw.bin", "agere_ap_fw.bin", 0x00390000, 1000 }, { "", "prism_sta_fw.bin", "prism_ap_fw.bin", 0, 1024 }, - { "symbol_sp24t_prim_fw", "symbol_sp24t_sec_fw", "", 0x00003100, 0x100 } + { "symbol_sp24t_prim_fw", "symbol_sp24t_sec_fw", "", 0x00003100, 512 } }; /* Structure used to access fields in FW @@ -458,7 +458,7 @@ orinoco_dl_firmware(struct orinoco_private *priv, int ap) { /* Plug Data Area (PDA) */ - __le16 pda[512] = { 0 }; + __le16 *pda; hermes_t *hw = &priv->hw; const struct firmware *fw_entry; @@ -467,7 +467,11 @@ orinoco_dl_firmware(struct orinoco_private *priv, const unsigned char *end; const char *firmware; struct net_device *dev = priv->ndev; - int err; + int err = 0; + + pda = kzalloc(fw->pda_size, GFP_KERNEL); + if (!pda) + return -ENOMEM; if (ap) firmware = fw->ap_fw; @@ -478,17 +482,17 @@ orinoco_dl_firmware(struct orinoco_private *priv, dev->name, firmware); /* Read current plug data */ - err = hermes_read_pda(hw, pda, fw->pda_addr, - min_t(u16, fw->pda_size, sizeof(pda)), 0); + err = hermes_read_pda(hw, pda, fw->pda_addr, fw->pda_size, 0); printk(KERN_DEBUG "%s: Read PDA returned %d\n", dev->name, err); if (err) - return err; + goto free; err = request_firmware(&fw_entry, firmware, priv->dev); if (err) { printk(KERN_ERR "%s: Cannot find firmware %s\n", dev->name, firmware); - return -ENOENT; + err = -ENOENT; + goto free; } hdr = (const struct orinoco_fw_header *) fw_entry->data; @@ -532,6 +536,9 @@ orinoco_dl_firmware(struct orinoco_private *priv, abort: release_firmware(fw_entry); + +free: + kfree(pda); return err; } @@ -549,12 +556,12 @@ symbol_dl_image(struct orinoco_private *priv, const struct fw_info *fw, int secondary) { hermes_t *hw = &priv->hw; - int ret; + int ret = 0; const unsigned char *ptr; const unsigned char *first_block; /* Plug Data Area (PDA) */ - __le16 pda[256]; + __le16 *pda = NULL; /* Binary block begins after the 0x1A marker */ ptr = image; @@ -563,28 +570,33 @@ symbol_dl_image(struct orinoco_private *priv, const struct fw_info *fw, /* Read the PDA from EEPROM */ if (secondary) { - ret = hermes_read_pda(hw, pda, fw->pda_addr, sizeof(pda), 1); + pda = kzalloc(fw->pda_size, GFP_KERNEL); + if (!pda) + return -ENOMEM; + + ret = hermes_read_pda(hw, pda, fw->pda_addr, fw->pda_size, 1); if (ret) - return ret; + goto free; } /* Stop the firmware, so that it can be safely rewritten */ if (priv->stop_fw) { ret = priv->stop_fw(priv, 1); if (ret) - return ret; + goto free; } /* Program the adapter with new firmware */ ret = hermes_program(hw, first_block, end); if (ret) - return ret; + goto free; /* Write the PDA to the adapter */ if (secondary) { size_t len = hermes_blocks_length(first_block); ptr = first_block + len; ret = hermes_apply_pda(hw, ptr, pda); + kfree(pda); if (ret) return ret; } @@ -608,6 +620,10 @@ symbol_dl_image(struct orinoco_private *priv, const struct fw_info *fw, return -ENODEV; return 0; + +free: + kfree(pda); + return ret; } diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c index 117c7d3..2d022f8 100644 --- a/drivers/net/wireless/p54/p54common.c +++ b/drivers/net/wireless/p54/p54common.c @@ -306,8 +306,8 @@ static int p54_convert_rev1(struct ieee80211_hw *dev, return 0; } -static const char *p54_rf_chips[] = { "NULL", "Indigo?", "Duette", - "Frisbee", "Xbow", "Longbow" }; +static const char *p54_rf_chips[] = { "NULL", "Duette3", "Duette2", + "Frisbee", "Xbow", "Longbow", "NULL", "NULL" }; static int p54_init_xbow_synth(struct ieee80211_hw *dev); static int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len) @@ -319,6 +319,7 @@ static int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len) void *tmp; int err; u8 *end = (u8 *)eeprom + len; + u16 synth; DECLARE_MAC_BUF(mac); wrap = (struct eeprom_pda_wrap *) eeprom; @@ -400,8 +401,8 @@ static int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len) tmp = entry->data; while ((u8 *)tmp < entry->data + data_len) { struct bootrec_exp_if *exp_if = tmp; - if (le16_to_cpu(exp_if->if_id) == 0xF) - priv->rxhw = le16_to_cpu(exp_if->variant) & 0x07; + if (le16_to_cpu(exp_if->if_id) == 0xf) + synth = le16_to_cpu(exp_if->variant); tmp += sizeof(struct bootrec_exp_if); } break; @@ -427,22 +428,13 @@ static int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len) goto err; } - switch (priv->rxhw) { - case 4: /* XBow */ + priv->rxhw = synth & 0x07; + if (priv->rxhw == 4) p54_init_xbow_synth(dev); - case 1: /* Indigo? */ - case 2: /* Duette */ - dev->wiphy->bands[IEEE80211_BAND_5GHZ] = &band_5GHz; - case 3: /* Frisbee */ - case 5: /* Longbow */ + if (!(synth & 0x40)) dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &band_2GHz; - break; - default: - printk(KERN_ERR "%s: unsupported RF-Chip\n", - wiphy_name(dev->wiphy)); - err = -EINVAL; - goto err; - } + if (!(synth & 0x80)) + dev->wiphy->bands[IEEE80211_BAND_5GHZ] = &band_5GHz; if (!is_valid_ether_addr(dev->wiphy->perm_addr)) { u8 perm_addr[ETH_ALEN]; -- John W. Linville Linux should be at the core linville@xxxxxxxxxxxxx of your literate lifestyle. -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
