diff options
45 files changed, 2459 insertions, 517 deletions
diff --git a/drivers/net/wireless/ath/ar9170/main.c b/drivers/net/wireless/ath/ar9170/main.c index cfc6a35a2c6..dfcc055a827 100644 --- a/drivers/net/wireless/ath/ar9170/main.c +++ b/drivers/net/wireless/ath/ar9170/main.c @@ -2550,8 +2550,7 @@ void *ar9170_alloc(size_t priv_size) BIT(NL80211_IFTYPE_ADHOC); ar->hw->flags |= IEEE80211_HW_RX_INCLUDES_FCS | IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | - IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM; + IEEE80211_HW_SIGNAL_DBM; if (modparam_ht) { ar->hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION; diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index 1f3e5b0986c..feb7b9ea80a 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -547,8 +547,7 @@ ath5k_pci_probe(struct pci_dev *pdev, SET_IEEE80211_DEV(hw, &pdev->dev); hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | - IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM; + IEEE80211_HW_SIGNAL_DBM; hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_AP) | diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 14cf3bd7ea5..f6019828ed3 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -4570,6 +4570,23 @@ static void b43_op_sw_scan_complete_notifier(struct ieee80211_hw *hw) mutex_unlock(&wl->mutex); } +static int b43_op_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey) +{ + struct b43_wl *wl = hw_to_b43_wl(hw); + struct b43_wldev *dev = wl->current_dev; + struct ieee80211_conf *conf = &hw->conf; + + if (idx != 0) + return -ENOENT; + + survey->channel = conf->channel; + survey->filled = SURVEY_INFO_NOISE_DBM; + survey->noise = dev->stats.link_noise; + + return 0; +} + static const struct ieee80211_ops b43_hw_ops = { .tx = b43_op_tx, .conf_tx = b43_op_conf_tx, @@ -4589,6 +4606,7 @@ static const struct ieee80211_ops b43_hw_ops = { .sta_notify = b43_op_sta_notify, .sw_scan_start = b43_op_sw_scan_start_notifier, .sw_scan_complete = b43_op_sw_scan_complete_notifier, + .get_survey = b43_op_get_survey, .rfkill_poll = b43_rfkill_poll, }; @@ -4904,8 +4922,7 @@ static int b43_wireless_init(struct ssb_device *dev) /* fill hw info */ hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | - IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM; + IEEE80211_HW_SIGNAL_DBM; hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_AP) | diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c index 1d070be5a67..9304dc0f2f6 100644 --- a/drivers/net/wireless/b43legacy/main.c +++ b/drivers/net/wireless/b43legacy/main.c @@ -3481,6 +3481,23 @@ static int b43legacy_op_beacon_set_tim(struct ieee80211_hw *hw, return 0; } +static int b43legacy_op_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey) +{ + struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw); + struct b43legacy_wldev *dev = wl->current_dev; + struct ieee80211_conf *conf = &hw->conf; + + if (idx != 0) + return -ENOENT; + + survey->channel = conf->channel; + survey->filled = SURVEY_INFO_NOISE_DBM; + survey->noise = dev->stats.link_noise; + + return 0; +} + static const struct ieee80211_ops b43legacy_hw_ops = { .tx = b43legacy_op_tx, .conf_tx = b43legacy_op_conf_tx, @@ -3493,6 +3510,7 @@ static const struct ieee80211_ops b43legacy_hw_ops = { .start = b43legacy_op_start, .stop = b43legacy_op_stop, .set_tim = b43legacy_op_beacon_set_tim, + .get_survey = b43legacy_op_get_survey, .rfkill_poll = b43legacy_rfkill_poll, }; @@ -3768,8 +3786,7 @@ static int b43legacy_wireless_init(struct ssb_device *dev) /* fill hw info */ hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | - IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM; + IEEE80211_HW_SIGNAL_DBM; hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_STATION) | diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 04d84a68363..d18c61223ac 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -2653,7 +2653,6 @@ static int iwl_mac_setup_register(struct iwl_priv *priv) /* Tell mac80211 our characteristics */ hw->flags = IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM | IEEE80211_HW_AMPDU_AGGREGATION | IEEE80211_HW_SPECTRUM_MGMT; diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 98055fb5caf..867d105c7f0 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -3873,7 +3873,6 @@ static int iwl3945_setup_mac(struct iwl_priv *priv) /* Tell mac80211 our characteristics */ hw->flags = IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM | IEEE80211_HW_SPECTRUM_MGMT; if (!priv->cfg->broken_powersave) diff --git a/drivers/net/wireless/iwmc3200wifi/bus.h b/drivers/net/wireless/iwmc3200wifi/bus.h index 836663eec25..62edd5888a7 100644 --- a/drivers/net/wireless/iwmc3200wifi/bus.h +++ b/drivers/net/wireless/iwmc3200wifi/bus.h @@ -31,7 +31,7 @@ struct iwm_if_ops { int (*disable)(struct iwm_priv *iwm); int (*send_chunk)(struct iwm_priv *iwm, u8* buf, int count); - int (*debugfs_init)(struct iwm_priv *iwm, struct dentry *parent_dir); + void (*debugfs_init)(struct iwm_priv *iwm, struct dentry *parent_dir); void (*debugfs_exit)(struct iwm_priv *iwm); const char *umac_name; diff --git a/drivers/net/wireless/iwmc3200wifi/debug.h b/drivers/net/wireless/iwmc3200wifi/debug.h index e35c9b693d1..f98bf125a8a 100644 --- a/drivers/net/wireless/iwmc3200wifi/debug.h +++ b/drivers/net/wireless/iwmc3200wifi/debug.h @@ -113,10 +113,10 @@ struct iwm_debugfs { }; #ifdef CONFIG_IWM_DEBUG -int iwm_debugfs_init(struct iwm_priv *iwm); +void iwm_debugfs_init(struct iwm_priv *iwm); void iwm_debugfs_exit(struct iwm_priv *iwm); #else -static inline int iwm_debugfs_init(struct iwm_priv *iwm) +static inline void iwm_debugfs_init(struct iwm_priv *iwm) { return 0; } diff --git a/drivers/net/wireless/iwmc3200wifi/debugfs.c b/drivers/net/wireless/iwmc3200wifi/debugfs.c index c916152bb93..b42165c4028 100644 --- a/drivers/net/wireless/iwmc3200wifi/debugfs.c +++ b/drivers/net/wireless/iwmc3200wifi/debugfs.c @@ -47,12 +47,11 @@ static struct { #define add_dbg_module(dbg, name, id, initlevel) \ do { \ - struct dentry *d; \ dbg.dbg_module[id] = (initlevel); \ - d = debugfs_create_x8(name, 0600, dbg.dbgdir, \ - &(dbg.dbg_module[id])); \ - if (!IS_ERR(d)) \ - dbg.dbg_module_dentries[id] = d; \ + dbg.dbg_module_dentries[id] = \ + debugfs_create_x8(name, 0600, \ + dbg.dbgdir, \ + &(dbg.dbg_module[id])); \ } while (0) static int iwm_debugfs_u32_read(void *data, u64 *val) @@ -422,37 +421,19 @@ static const struct file_operations iwm_debugfs_fw_err_fops = { .read = iwm_debugfs_fw_err_read, }; -int iwm_debugfs_init(struct iwm_priv *iwm) +void iwm_debugfs_init(struct iwm_priv *iwm) { - int i, result; - char devdir[16]; + int i; iwm->dbg.rootdir = debugfs_create_dir(KBUILD_MODNAME, NULL); - result = PTR_ERR(iwm->dbg.rootdir); - if (!result || IS_ERR(iwm->dbg.rootdir)) { - if (result == -ENODEV) { - IWM_ERR(iwm, "DebugFS (CONFIG_DEBUG_FS) not " - "enabled in kernel config\n"); - result = 0; /* No debugfs support */ - } - IWM_ERR(iwm, "Couldn't create rootdir: %d\n", result); - goto error; - } - - snprintf(devdir, sizeof(devdir), "%s", wiphy_name(iwm_to_wiphy(iwm))); - - iwm->dbg.devdir = debugfs_create_dir(devdir, iwm->dbg.rootdir); + iwm->dbg.devdir = debugfs_create_dir(wiphy_name(iwm_to_wiphy(iwm)), + iwm->dbg.rootdir); iwm->dbg.dbgdir = debugfs_create_dir("debug", iwm->dbg.devdir); iwm->dbg.rxdir = debugfs_create_dir("rx", iwm->dbg.devdir); iwm->dbg.txdir = debugfs_create_dir("tx", iwm->dbg.devdir); iwm->dbg.busdir = debugfs_create_dir("bus", iwm->dbg.devdir); - if (iwm->bus_ops->debugfs_init) { - result = iwm->bus_ops->debugfs_init(iwm, iwm->dbg.busdir); - if (result < 0) { - IWM_ERR(iwm, "Couldn't create bus entry: %d\n", result); - goto error; - } - } + if (iwm->bus_ops->debugfs_init) + iwm->bus_ops->debugfs_init(iwm, iwm->dbg.busdir); iwm->dbg.dbg_level = IWM_DL_NONE; iwm->dbg.dbg_level_dentry = @@ -471,23 +452,15 @@ int iwm_debugfs_init(struct iwm_priv *iwm) iwm->dbg.txq_dentry = debugfs_create_file("queues", 0200, iwm->dbg.txdir, iwm, &iwm_debugfs_txq_fops); - iwm->dbg.tx_credit_dentry = debugfs_create_file("credits", 0200, iwm->dbg.txdir, iwm, &iwm_debugfs_tx_credit_fops); - iwm->dbg.rx_ticket_dentry = debugfs_create_file("tickets", 0200, iwm->dbg.rxdir, iwm, &iwm_debugfs_rx_ticket_fops); - iwm->dbg.fw_err_dentry = debugfs_create_file("last_fw_err", 0200, iwm->dbg.dbgdir, iwm, &iwm_debugfs_fw_err_fops); - - return 0; - - error: - return result; } void iwm_debugfs_exit(struct iwm_priv *iwm) diff --git a/drivers/net/wireless/iwmc3200wifi/sdio.c b/drivers/net/wireless/iwmc3200wifi/sdio.c index a7ec7eac913..b55f4b7446b 100644 --- a/drivers/net/wireless/iwmc3200wifi/sdio.c +++ b/drivers/net/wireless/iwmc3200wifi/sdio.c @@ -365,21 +365,13 @@ static const struct file_operations iwm_debugfs_sdio_fops = { .read = iwm_debugfs_sdio_read, }; -static int if_sdio_debugfs_init(struct iwm_priv *iwm, struct dentry *parent_dir) +static void if_sdio_debugfs_init(struct iwm_priv *iwm, struct dentry *parent_dir) { - int result; struct iwm_sdio_priv *hw = iwm_to_if_sdio(iwm); hw->cccr_dentry = debugfs_create_file("cccr", 0200, parent_dir, iwm, &iwm_debugfs_sdio_fops); - result = PTR_ERR(hw->cccr_dentry); - if (IS_ERR(hw->cccr_dentry) && (result != -ENODEV)) { - IWM_ERR(iwm, "Couldn't create CCCR entry: %d\n", result); - return result; - } - - return 0; } static void if_sdio_debugfs_exit(struct iwm_priv *iwm) @@ -439,11 +431,7 @@ static int iwm_sdio_probe(struct sdio_func *func, hw = iwm_private(iwm); hw->iwm = iwm; - ret = iwm_debugfs_init(iwm); - if (ret < 0) { - IWM_ERR(iwm, "Debugfs registration failed\n"); - goto if_free; - } + iwm_debugfs_init(iwm); sdio_set_drvdata(func, hw); @@ -472,7 +460,6 @@ static int iwm_sdio_probe(struct sdio_func *func, destroy_workqueue(hw->isr_wq); debugfs_exit: iwm_debugfs_exit(iwm); - if_free: iwm_if_free(iwm); return ret; } diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index d016933d757..62a739f6c37 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -1020,7 +1020,7 @@ static void mac80211_hwsim_sw_scan_complete(struct ieee80211_hw *hw) mutex_lock(&hwsim->mutex); printk(KERN_DEBUG "hwsim sw_scan_complete\n"); - hwsim->scanning = true; + hwsim->scanning = false; mutex_unlock(&hwsim->mutex); } @@ -1299,7 +1299,8 @@ static int __init init_mac80211_hwsim(void) hw->flags = IEEE80211_HW_MFP_CAPABLE | IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_SUPPORTS_STATIC_SMPS | - IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS; + IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS | + IEEE80211_HW_AMPDU_AGGREGATION; /* ask mac80211 to reserve space for magic */ hw->vif_data_size = sizeof(struct hwsim_vif_priv); diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c index 9af6c945460..a90bb6d2e26 100644 --- a/drivers/net/wireless/mwl8k.c +++ b/drivers/net/wireless/mwl8k.c @@ -3981,8 +3981,8 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev, hw->queues = MWL8K_TX_QUEUES; - /* Set rssi and noise values to dBm */ - hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM; + /* Set rssi values to dBm */ + hw->flags |= IEEE80211_HW_SIGNAL_DBM; hw->vif_data_size = sizeof(struct mwl8k_vif); hw->sta_data_size = sizeof(struct mwl8k_sta); diff --git a/drivers/net/wireless/orinoco/Kconfig b/drivers/net/wireless/orinoco/Kconfig index 6116b546861..60819bcf437 100644 --- a/drivers/net/wireless/orinoco/Kconfig +++ b/drivers/net/wireless/orinoco/Kconfig @@ -132,3 +132,10 @@ config PCMCIA_SPECTRUM This driver requires firmware download on startup. Utilities for downloading Symbol firmware are available at <http://sourceforge.net/projects/orinoco/> + +config ORINOCO_USB + tristate "Agere Orinoco USB support" + depends on USB && HERMES + select FW_LOADER + ---help--- + This driver is for USB versions of the Agere Orinoco card. diff --git a/drivers/net/wireless/orinoco/Makefile b/drivers/net/wireless/orinoco/Makefile index e6452698eba..bfdefb85abc 100644 --- a/drivers/net/wireless/orinoco/Makefile +++ b/drivers/net/wireless/orinoco/Makefile @@ -11,6 +11,7 @@ obj-$(CONFIG_PCI_HERMES) += orinoco_pci.o obj-$(CONFIG_TMD_HERMES) += orinoco_tmd.o obj-$(CONFIG_NORTEL_HERMES) += orinoco_nortel.o obj-$(CONFIG_PCMCIA_SPECTRUM) += spectrum_cs.o +obj-$(CONFIG_ORINOCO_USB) += orinoco_usb.o # Orinoco should be endian clean. ccflags-y += -D__CHECK_ENDIAN__ diff --git a/drivers/net/wireless/orinoco/airport.c b/drivers/net/wireless/orinoco/airport.c index c60df2c1aca..9bcee10c930 100644 --- a/drivers/net/wireless/orinoco/airport.c +++ b/drivers/net/wireless/orinoco/airport.c @@ -77,9 +77,9 @@ airport_resume(struct macio_dev *mdev) enable_irq(card->irq); - spin_lock_irqsave(&priv->lock, flags); + priv->hw.ops->lock_irqsave(&priv->lock, &flags); err = orinoco_up(priv); - spin_unlock_irqrestore(&priv->lock, flags); + priv->hw.ops->unlock_irqrestore(&priv->lock, &flags); return err; } @@ -195,7 +195,7 @@ airport_attach(struct macio_dev *mdev, const struct of_device_id *match) ssleep(1); /* Reset it before we get the interrupt */ - hermes_init(hw); + hw->ops->init(hw); if (request_irq(card->irq, orinoco_interrupt, 0, DRIVER_NAME, priv)) { printk(KERN_ERR PFX "Couldn't get IRQ %d\n", card->irq); @@ -210,7 +210,7 @@ airport_attach(struct macio_dev *mdev, const struct of_device_id *match) } /* Register an interface with the stack */ - if (orinoco_if_add(priv, phys_addr, card->irq) != 0) { + if (orinoco_if_add(priv, phys_addr, card->irq, NULL) != 0) { printk(KERN_ERR PFX "orinoco_if_add() failed\n"); goto failed; } diff --git a/drivers/net/wireless/orinoco/cfg.c b/drivers/net/wireless/orinoco/cfg.c index 90dd4d0595c..81d228de9e5 100644 --- a/drivers/net/wireless/orinoco/cfg.c +++ b/drivers/net/wireless/orinoco/cfg.c @@ -189,7 +189,7 @@ static int orinoco_set_channel(struct wiphy *wiphy, if (priv->iw_mode == NL80211_IFTYPE_MONITOR) { /* Fast channel change - no commit if successful */ hermes_t *hw = &priv->hw; - err = hermes_docmd_wait(hw, HERMES_CMD_TEST | + err = hw->ops->cmd_wait(hw, HERMES_CMD_TEST | HERMES_TEST_SET_CHANNEL, channel, NULL); } diff --git a/drivers/net/wireless/orinoco/fw.c b/drivers/net/wireless/orinoco/fw.c index cfa72962052..94c0853f681 100644 --- a/drivers/net/wireless/orinoco/fw.c +++ b/drivers/net/wireless/orinoco/fw.c @@ -121,7 +121,7 @@ orinoco_dl_firmware(struct orinoco_private *priv, dev_dbg(dev, "Attempting to download firmware %s\n", firmware); /* Read current plug data */ - err = hermes_read_pda(hw, pda, fw->pda_addr, fw->pda_size, 0); + err = hw->ops->read_pda(hw, pda, fw->pda_addr, fw->pda_size); dev_dbg(dev, "Read PDA returned %d\n", err); if (err) goto free; @@ -148,7 +148,7 @@ orinoco_dl_firmware(struct orinoco_private *priv, } /* Enable aux port to allow programming */ - err = hermesi_program_init(hw, le32_to_cpu(hdr->entry_point)); + err = hw->ops->program_init(hw, le32_to_cpu(hdr->entry_point)); dev_dbg(dev, "Program init returned %d\n", err); if (err != 0) goto abort; @@ -176,7 +176,7 @@ orinoco_dl_firmware(struct orinoco_private *priv, goto abort; /* Tell card we've finished */ - err = hermesi_program_end(hw); + err = hw->ops->program_end(hw); dev_dbg(dev, "Program end returned %d\n", err); if (err != 0) goto abort; @@ -223,7 +223,7 @@ symbol_dl_image(struct orinoco_private *priv, const struct fw_info *fw, if (!pda) return -ENOMEM; - ret = hermes_read_pda(hw, pda, fw->pda_addr, fw->pda_size, 1); + ret = hw->ops->read_pda(hw, pda, fw->pda_addr, fw->pda_size); if (ret) goto free; } @@ -259,7 +259,7 @@ symbol_dl_image(struct orinoco_private *priv, const struct fw_info *fw, } /* Reset hermes chip and make sure it responds */ - ret = hermes_init(hw); + ret = hw->ops->init(hw); /* hermes_reset() should return 0 with the secondary firmware */ if (secondary && ret != 0) diff --git a/drivers/net/wireless/orinoco/hermes.c b/drivers/net/wireless/orinoco/hermes.c index 1a2fca76fd3..6c6a23e08df 100644 --- a/drivers/net/wireless/orinoco/hermes.c +++ b/drivers/net/wireless/orinoco/hermes.c @@ -52,6 +52,26 @@ #define ALLOC_COMPL_TIMEOUT (1000) /* in iterations of ~10us */ /* + * AUX port access. To unlock the AUX port write the access keys to the + * PARAM0-2 registers, then write HERMES_AUX_ENABLE to the HERMES_CONTROL + * register. Then read it and make sure it's HERMES_AUX_ENABLED. + */ +#define HERMES_AUX_ENABLE 0x8000 /* Enable auxiliary port access */ +#define HERMES_AUX_DISABLE 0x4000 /* Disable to auxiliary port access */ +#define HERMES_AUX_ENABLED 0xC000 /* Auxiliary port is open */ +#define HERMES_AUX_DISABLED 0x0000 /* Auxiliary port is closed */ + +#define HERMES_AUX_PW0 0xFE01 +#define HERMES_AUX_PW1 0xDC23 +#define HERMES_AUX_PW2 0xBA45 + +/* HERMES_CMD_DOWNLD */ +#define HERMES_PROGRAM_DISABLE (0x0000 | HERMES_CMD_DOWNLD) +#define HERMES_PROGRAM_ENABLE_VOLATILE (0x0100 | HERMES_CMD_DOWNLD) +#define HERMES_PROGRAM_ENABLE_NON_VOLATILE (0x0200 | HERMES_CMD_DOWNLD) +#define HERMES_PROGRAM_NON_VOLATILE (0x0300 | HERMES_CMD_DOWNLD) + +/* * Debugging helpers */ @@ -70,6 +90,7 @@ #endif /* ! HERMES_DEBUG */ +static const struct hermes_ops hermes_ops_local; /* * Internal functions @@ -111,9 +132,9 @@ static int hermes_issue_cmd(hermes_t *hw, u16 cmd, u16 param0, */ /* For doing cmds that wipe the magic constant in SWSUPPORT0 */ -int hermes_doicmd_wait(hermes_t *hw, u16 cmd, - u16 parm0, u16 parm1, u16 parm2, - struct hermes_response *resp) +static int hermes_doicmd_wait(hermes_t *hw, u16 cmd, + u16 parm0, u16 parm1, u16 parm2, + struct hermes_response *resp) { int err = 0; int k; @@ -163,17 +184,18 @@ int hermes_doicmd_wait(hermes_t *hw, u16 cmd, out: return err; } -EXPORT_SYMBOL(hermes_doicmd_wait); void hermes_struct_init(hermes_t *hw, void __iomem *address, int reg_spacing) { hw->iobase = address; hw->reg_spacing = reg_spacing; hw->inten = 0x0; + hw->eeprom_pda = false; + hw->ops = &hermes_ops_local; } EXPORT_SYMBOL(hermes_struct_init); -int hermes_init(hermes_t *hw) +static int hermes_init(hermes_t *hw) { u16 reg; int err = 0; @@ -217,7 +239,6 @@ int hermes_init(hermes_t *hw) return err; } -EXPORT_SYMBOL(hermes_init); /* Issue a command to the chip, and (busy!) wait for it to * complete. @@ -228,8 +249,8 @@ EXPORT_SYMBOL(hermes_init); * > 0 on error returned by the firmware * * Callable from any context, but locking is your problem. */ -int hermes_docmd_wait(hermes_t *hw, u16 cmd, u16 parm0, - struct hermes_response *resp) +static int hermes_docmd_wait(hermes_t *hw, u16 cmd, u16 parm0, + struct hermes_response *resp) { int err; int k; @@ -291,9 +312,8 @@ int hermes_docmd_wait(hermes_t *hw, u16 cmd, u16 parm0, out: return err; } -EXPORT_SYMBOL(hermes_docmd_wait); -int hermes_allocate(hermes_t *hw, u16 size, u16 *fid) +static int hermes_allocate(hermes_t *hw, u16 size, u16 *fid) { int err = 0; int k; @@ -333,7 +353,6 @@ int hermes_allocate(hermes_t *hw, u16 size, u16 *fid) return 0; } -EXPORT_SYMBOL(hermes_allocate); /* Set up a BAP to read a particular chunk of data from card's internal buffer. * @@ -403,8 +422,8 @@ static int hermes_bap_seek(hermes_t *hw, int bap, u16 id, u16 offset) * 0 on success * > 0 on error from firmware */ -int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len, - u16 id, u16 offset) +static int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len, + u16 id, u16 offset) { int dreg = bap ? HERMES_DATA1 : HERMES_DATA0; int err = 0; @@ -422,7 +441,6 @@ int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len, out: return err; } -EXPORT_SYMBOL(hermes_bap_pread); /* Write a block of data to the chip's buffer, via the * BAP. Synchronization/serialization is the caller's problem. @@ -432,8 +450,8 @@ EXPORT_SYMBOL(hermes_bap_pread); * 0 on success * > 0 on error from firmware */ -int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, - u16 id, u16 offset) +static int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, + u16 id, u16 offset) { int dreg = bap ? HERMES_DATA1 : HERMES_DATA0; int err = 0; @@ -451,7 +469,6 @@ int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, out: return err; } -EXPORT_SYMBOL(hermes_bap_pwrite); /* Read a Length-Type-Value record from the card. * @@ -461,8 +478,8 @@ EXPORT_SYMBOL(hermes_bap_pwrite); * practice. * * Callable from user or bh context. */ -int hermes_read_ltv(hermes_t *hw, int bap, u16 rid, unsigned bufsize, - u16 *length, void *buf) +static int hermes_read_ltv(hermes_t *hw, int bap, u16 rid, unsigned bufsize, + u16 *length, void *buf) { int err = 0; int dreg = bap ? HERMES_DATA1 : HERMES_DATA0; @@ -505,10 +522,9 @@ int hermes_read_ltv(hermes_t *hw, int bap, u16 rid, unsigned bufsize, return 0; } -EXPORT_SYMBOL(hermes_read_ltv); -int hermes_write_ltv(hermes_t *hw, int bap, u16 rid, - u16 length, const void *value) +static int hermes_write_ltv(hermes_t *hw, int bap, u16 rid, + u16 length, const void *value) { int dreg = bap ? HERMES_DATA1 : HERMES_DATA0; int err = 0; @@ -533,4 +549,228 @@ int hermes_write_ltv(hermes_t *hw, int bap, u16 rid, return err; } -EXPORT_SYMBOL(hermes_write_ltv); + +/*** Hermes AUX control ***/ + +static inline void +hermes_aux_setaddr(hermes_t *hw, u32 addr) +{ + hermes_write_reg(hw, HERMES_AUXPAGE, (u16) (addr >> 7)); + hermes_write_reg(hw, HERMES_AUXOFFSET, (u16) (addr & 0x7F)); +} + +static inline int +hermes_aux_control(hermes_t *hw, int enabled) +{ + int desired_state = enabled ? HERMES_AUX_ENABLED : HERMES_AUX_DISABLED; + int action = enabled ? HERMES_AUX_ENABLE : HERMES_AUX_DISABLE; + int i; + + /* Already open? */ + if (hermes_read_reg(hw, HERMES_CONTROL) == desired_state) + return 0; + + hermes_write_reg(hw, HERMES_PARAM0, HERMES_AUX_PW0); + hermes_write_reg(hw, HERMES_PARAM1, HERMES_AUX_PW1); + hermes_write_reg(hw, HERMES_PARAM2, HERMES_AUX_PW2); + hermes_write_reg(hw, HERMES_CONTROL, action); + + for (i = 0; i < 20; i++) { + udelay(10); + if (hermes_read_reg(hw, HERMES_CONTROL) == + desired_state) + return 0; + } + + return -EBUSY; +} + +/*** Hermes programming ***/ + +/* About to start programming data (Hermes I) + * offset is the entry point + * + * Spectrum_cs' Symbol fw does not require this + * wl_lkm Agere fw does + * Don't know about intersil + */ +static int hermesi_program_init(hermes_t *hw, u32 offset) +{ + int err; + + /* Disable interrupts?*/ + /*hw->inten = 0x0;*/ + /*hermes_write_regn(hw, INTEN, 0);*/ + /*hermes_set_irqmask(hw, 0);*/ + + /* Acknowledge any outstanding command */ + hermes_write_regn(hw, EVACK, 0xFFFF); + + /* Using init_cmd_wait rather than cmd_wait */ + err = hw->ops->init_cmd_wait(hw, + 0x0100 | HERMES_CMD_INIT, + 0, 0, 0, NULL); + if (err) + return err; + + err = hw->ops->init_cmd_wait(hw, + 0x0000 | HERMES_CMD_INIT, + 0, 0, 0, NULL); + if (err) + return err; + + err = hermes_aux_control(hw, 1); + pr_debug("AUX enable returned %d\n", err); + + if (err) + return err; + + pr_debug("Enabling volatile, EP 0x%08x\n", offset); + err = hw->ops->init_cmd_wait(hw, + HERMES_PROGRAM_ENABLE_VOLATILE, + offset & 0xFFFFu, + offset >> 16, + 0, + NULL); + pr_debug("PROGRAM_ENABLE returned %d\n", err); + + return err; +} + +/* Done programming data (Hermes I) + * + * Spectrum_cs' Symbol fw does not require this + * wl_lkm Agere fw does + * Don't know about intersil + */ +static int hermesi_program_end(hermes_t *hw) +{ + struct hermes_response resp; + int rc = 0; + int err; + + rc = hw->ops->cmd_wait(hw, HERMES_PROGRAM_DISABLE, 0, &resp); + + pr_debug("PROGRAM_DISABLE returned %d, " + "r0 0x%04x, r1 0x%04x, r2 0x%04x\n", + rc, resp.resp0, resp.resp1, resp.resp2); + + if ((rc == 0) && + ((resp.status & HERMES_STATUS_CMDCODE) != HERMES_CMD_DOWNLD)) + rc = -EIO; + + err = hermes_aux_control(hw, 0); + pr_debug("AUX disable returned %d\n", err); + + /* Acknowledge any outstanding command */ + hermes_write_regn(hw, EVACK, 0xFFFF); + + /* Reinitialise, ignoring return */ + (void) hw->ops->init_cmd_wait(hw, 0x0000 | HERMES_CMD_INIT, + 0, 0, 0, NULL); + + return rc ? rc : err; +} + +static int hermes_program_bytes(struct hermes *hw, const char *data, + u32 addr, u32 len) +{ + /* wl lkm splits the programming into chunks of 2000 bytes. + * This restriction appears to come from USB. The PCMCIA + * adapters can program the whole lot in one go */ + hermes_aux_setaddr(hw, addr); + hermes_write_bytes(hw, HERMES_AUXDATA, data, len); + return 0; +} + +/* Read PDA from the adapter */ +static int hermes_read_pda(hermes_t *hw, __le16 *pda, u32 pda_addr, u16 pda_len) +{ + int ret; + u16 pda_size; + u16 data_len = pda_len; + __le16 *data = pda; + + if (hw->eeprom_pda) { + /* PDA of spectrum symbol is in eeprom */ + + /* Issue command to read EEPROM */ + ret = hw->ops->cmd_wait(hw, HERMES_CMD_READMIF, 0, NULL); + if (ret) + return ret; + } else { + /* wl_lkm does not include PDA size in the PDA area. + * We will pad the information into pda, so other routines + * don't have to be modified */ + pda[0] = cpu_to_le16(pda_len - 2); + /* Includes CFG_PROD_DATA but not itself */ + pda[1] = cpu_to_le16(0x0800); /* CFG_PROD_DATA */ + data_len = pda_len - 4; + data = pda + 2; + } + + /* Open auxiliary port */ + ret = hermes_aux_control(hw, 1); + pr_debug("AUX enable returned %d\n", ret); + if (ret) + return ret; + + /* Read PDA */ + hermes_aux_setaddr(hw, pda_addr); + hermes_read_words(hw, HERMES_AUXDATA, data, data_len / 2); + + /* Close aux port */ + ret = hermes_aux_control(hw, 0); + pr_debug("AUX disable returned %d\n", ret); + + /* Check PDA length */ + pda_size = le16_to_cpu(pda[0]); + pr_debug("Actual PDA length %d, Max allowed %d\n", + pda_size, pda_len); + if (pda_size > pda_len) + return -EINVAL; + + return 0; +} + +static void hermes_lock_irqsave(spinlock_t *lock, + unsigned long *flags) __acquires(lock) +{ + spin_lock_irqsave(lock, *flags); +} + +static void hermes_unlock_irqrestore(spinlock_t *lock, + unsigned long *flags) __releases(lock) +{ + spin_unlock_irqrestore(lock, *flags); +} + +static void hermes_lock_irq(spinlock_t *lock) __acquires(lock) +{ + spin_lock_irq(lock); +} + +static void hermes_unlock_irq(spinlock_t *lock) __releases(lock) +{ + spin_unlock_irq(lock); +} + +/* Hermes operations for local buses */ +static const struct hermes_ops hermes_ops_local = { + .init = hermes_init, + .cmd_wait = hermes_docmd_wait, + .init_cmd_wait = hermes_doicmd_wait, + .allocate = hermes_allocate, + .read_ltv = hermes_read_ltv, + .write_ltv = hermes_write_ltv, + .bap_pread = hermes_bap_pread, + .bap_pwrite = hermes_bap_pwrite, + .read_pda = hermes_read_pda, + .program_init = hermesi_program_init, + .program_end = hermesi_program_end, + .program = hermes_program_bytes, + .lock_irqsave = hermes_lock_irqsave, + .unlock_irqrestore = hermes_unlock_irqrestore, + .lock_irq = hermes_lock_irq, + .unlock_irq = hermes_unlock_irq, +}; diff --git a/drivers/net/wireless/orinoco/hermes.h b/drivers/net/wireless/orinoco/hermes.h index 2dddbb597c4..9ca34e722b4 100644 --- a/drivers/net/wireless/orinoco/hermes.h +++ b/drivers/net/wireless/orinoco/hermes.h @@ -374,6 +374,37 @@ struct hermes_multicast { /* Timeouts */ #define HERMES_BAP_BUSY_TIMEOUT (10000) /* In iterations of ~1us */ +struct hermes; + +/* Functions to access hardware */ +struct hermes_ops { + int (*init)(struct hermes *hw); + int (*cmd_wait)(struct hermes *hw, u16 cmd, u16 parm0, + struct hermes_response *resp); + int (*init_cmd_wait)(struct hermes *hw, u16 cmd, + u16 parm0, u16 parm1, u16 parm2, + struct hermes_response *resp); + int (*allocate)(struct hermes *hw, u16 size, u16 *fid); + int (*read_ltv)(struct hermes *hw, int bap, u16 rid, unsigned buflen, + u16 *length, void *buf); + int (*write_ltv)(struct hermes *hw, int bap, u16 rid, + u16 length, const void *value); + int (*bap_pread)(struct hermes *hw, int bap, void *buf, int len, + u16 id, u16 offset); + int (*bap_pwrite)(struct hermes *hw, int bap, const void *buf, + int len, u16 id, u16 offset); + int (*read_pda)(struct hermes *hw, __le16 *pda, + u32 pda_addr, u16 pda_len); + int (*program_init)(struct hermes *hw, u32 entry_point); + int (*program_end)(struct hermes *hw); + int (*program)(struct hermes *hw, const char *buf, + u32 addr, u32 len); + void (*lock_irqsave)(spinlock_t *lock, unsigned long *flags); + void (*unlock_irqrestore)(spinlock_t *lock, unsigned long *flags); + void (*lock_irq)(spinlock_t *lock); + void (*unlock_irq)(spinlock_t *lock); +}; + /* Basic control structure */ typedef struct hermes { void __iomem *iobase; @@ -381,6 +412,9 @@ typedef struct hermes { #define HERMES_16BIT_REGSPACING 0 #define HERMES_32BIT_REGSPACING 1 u16 inten; /* Which interrupts should be enabled? */ + bool eeprom_pda; + const struct hermes_ops *ops; + void *priv; } hermes_t; /* Register access convenience macros */ @@ -394,22 +428,6 @@ typedef struct hermes { /* Function prototypes */ void hermes_struct_init(hermes_t *hw, void __iomem *address, int reg_spacing); -int hermes_init(hermes_t *hw); -int hermes_docmd_wait(hermes_t *hw, u16 cmd, u16 parm0, - struct hermes_response *resp); -int hermes_doicmd_wait(hermes_t *hw, u16 cmd, - u16 parm0, u16 parm1, u16 parm2, - struct hermes_response *resp); -int hermes_allocate(hermes_t *hw, u16 size, u16 *fid); - -int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len, - u16 id, u16 offset); -int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, - u16 id, u16 offset); -int hermes_read_ltv(hermes_t *hw, int bap, u16 rid, unsigned buflen, - u16 *length, void *buf); -int hermes_write_ltv(hermes_t *hw, int bap, u16 rid, - u16 length, const void *value); /* Inline functions */ @@ -426,13 +444,13 @@ static inline void hermes_set_irqmask(hermes_t *hw, u16 events) static inline int hermes_enable_port(hermes_t *hw, int port) { - return hermes_docmd_wait(hw, HERMES_CMD_ENABLE | (port << 8), + return hw->ops->cmd_wait(hw, HERMES_CMD_ENABLE | (port << 8), 0, NULL); } static inline int hermes_disable_port(hermes_t *hw, int port) { - return hermes_docmd_wait(hw, HERMES_CMD_DISABLE | (port << 8), + return hw->ops->cmd_wait(hw, HERMES_CMD_DISABLE | (port << 8), 0, NULL); } @@ -440,7 +458,7 @@ static inline int hermes_disable_port(hermes_t *hw, int port) * information frame in __orinoco_ev_info() */ static inline int hermes_inquire(hermes_t *hw, u16 rid) { - return hermes_docmd_wait(hw, HERMES_CMD_INQUIRE, rid, NULL); + return hw->ops->cmd_wait(hw, HERMES_CMD_INQUIRE, rid, NULL); } #define HERMES_BYTES_TO_RECLEN(n) ((((n)+1)/2) + 1) @@ -475,10 +493,10 @@ static inline void hermes_clear_words(struct hermes *hw, int off, } #define HERMES_READ_RECORD(hw, bap, rid, buf) \ - (hermes_read_ltv((hw), (bap), (rid), sizeof(*buf), NULL, (buf))) + (hw->ops->read_ltv((hw), (bap), (rid), sizeof(*buf), NULL, (buf))) #define HERMES_WRITE_RECORD(hw, bap, rid, buf) \ - (hermes_write_ltv((hw), (bap), (rid), \ - HERMES_BYTES_TO_RECLEN(sizeof(*buf)), (buf))) + (hw->ops->write_ltv((hw), (bap), (rid), \ + HERMES_BYTES_TO_RECLEN(sizeof(*buf)), (buf))) static inline int hermes_read_wordrec(hermes_t *hw, int bap, u16 rid, u16 *word) { diff --git a/drivers/net/wireless/orinoco/hermes_dld.c b/drivers/net/wireless/orinoco/hermes_dld.c index fb157eb889c..6da85e75fce 100644 --- a/drivers/net/wireless/orinoco/hermes_dld.c +++ b/drivers/net/wireless/orinoco/hermes_dld.c @@ -46,37 +46,11 @@ #define PFX "hermes_dld: " -/* - * AUX port access. To unlock the AUX port write the access keys to the - * PARAM0-2 registers, then write HERMES_AUX_ENABLE to the HERMES_CONTROL - * register. Then read it and make sure it's HERMES_AUX_ENABLED. - */ -#define HERMES_AUX_ENABLE 0x8000 /* Enable auxiliary port access */ -#define HERMES_AUX_DISABLE 0x4000 /* Disable to auxiliary port access */ -#define HERMES_AUX_ENABLED 0xC000 /* Auxiliary port is open */ -#define HERMES_AUX_DISABLED 0x0000 /* Auxiliary port is closed */ - -#define HERMES_AUX_PW0 0xFE01 -#define HERMES_AUX_PW1 0xDC23 -#define HERMES_AUX_PW2 0xBA45 - -/* HERMES_CMD_DOWNLD */ -#define HERMES_PROGRAM_DISABLE (0x0000 | HERMES_CMD_DOWNLD) -#define HERMES_PROGRAM_ENABLE_VOLATILE (0x0100 | HERMES_CMD_DOWNLD) -#define HERMES_PROGRAM_ENABLE_NON_VOLATILE (0x0200 | HERMES_CMD_DOWNLD) -#define HERMES_PROGRAM_NON_VOLATILE (0x0300 | HERMES_CMD_DOWNLD) - /* End markers used in dblocks */ #define PDI_END 0x00000000 /* End of PDA */ #define BLOCK_END 0xFFFFFFFF /* Last image block */ #define TEXT_END 0x1A /* End of text header */ -/* Limit the amout we try to download in a single shot. - * Size is in bytes. - */ -#define MAX_DL_SIZE 1024 -#define LIMIT_PROGRAM_SIZE 0 - /* * The following structures have little-endian fields denoted by * the leading underscore. Don't access them directly - use inline @@ -165,41 +139,6 @@ pdi_len(const struct pdi *pdi) return 2 * (le16_to_cpu(pdi->len) - 1); } -/*** Hermes AUX control ***/ - -static inline void -hermes_aux_setaddr(hermes_t *hw, u32 addr) -{ - hermes_write_reg(hw, HERMES_AUXPAGE, (u16) (addr >> 7)); - hermes_write_reg(hw, HERMES_AUXOFFSET, (u16) (addr & 0x7F)); -} - -static inline int -hermes_aux_control(hermes_t *hw, int enabled) -{ - int desired_state = enabled ? HERMES_AUX_ENABLED : HERMES_AUX_DISABLED; - int action = enabled ? HERMES_AUX_ENABLE : HERMES_AUX_DISABLE; - int i; - - /* Already open? */ - if (hermes_read_reg(hw, HERMES_CONTROL) == desired_state) - return 0; - - hermes_write_reg(hw, HERMES_PARAM0, HERMES_AUX_PW0); - hermes_write_reg(hw, HERMES_PARAM1, HERMES_AUX_PW1); - hermes_write_reg(hw, HERMES_PARAM2, HERMES_AUX_PW2); - hermes_write_reg(hw, HERMES_CONTROL, action); - - for (i = 0; i < 20; i++) { - udelay(10); - if (hermes_read_reg(hw, HERMES_CONTROL) == - desired_state) - return 0; - } - - return -EBUSY; -} - /*** Plug Data Functions ***/ /* @@ -271,62 +210,7 @@ hermes_plug_pdi(hermes_t *hw, const struct pdr *first_pdr, return -EINVAL; /* do the actual plugging */ - hermes_aux_setaddr(hw, pdr_addr(pdr)); - hermes_write_bytes(hw, HERMES_AUXDATA, pdi->data, pdi_len(pdi)); - - return 0; -} - -/* Read PDA from the adapter */ -int hermes_read_pda(hermes_t *hw, - __le16 *pda, - u32 pda_addr, - u16 pda_len, - int use_eeprom) /* can we get this into hw? */ -{ - int ret; - u16 pda_size; - u16 data_len = pda_len; - __le16 *data = pda; - - if (use_eeprom) { - /* PDA of spectrum symbol is in eeprom */ - - /* Issue command to read EEPROM */ - ret = hermes_docmd_wait(hw, HERMES_CMD_READMIF, 0, NULL); - if (ret) - return ret; - } else { - /* wl_lkm does not include PDA size in the PDA area. - * We will pad the information into pda, so other routines - * don't have to be modified */ - pda[0] = cpu_to_le16(pda_len - 2); - /* Includes CFG_PROD_DATA but not itself */ - pda[1] = cpu_to_le16(0x0800); /* CFG_PROD_DATA */ - data_len = pda_len - 4; - data = pda + 2; - } - - /* Open auxiliary port */ - ret = hermes_aux_control(hw, 1); - pr_debug(PFX "AUX enable returned %d\n", ret); - if (ret) - return ret; - - /* read PDA from EEPROM */ - hermes_aux_setaddr(hw, pda_addr); - hermes_read_words(hw, HERMES_AUXDATA, data, data_len / 2); - - /* Close aux port */ - ret = hermes_aux_control(hw, 0); - pr_debug(PFX "AUX disable returned %d\n", ret); - - /* Check PDA length */ - pda_size = le16_to_cpu(pda[0]); - pr_debug(PFX "Actual PDA length %d, Max allowed %d\n", - pda_size, pda_len); - if (pda_size > pda_len) - return -EINVAL; + hw->ops->program(hw, pdi->data, pdr_addr(pdr), pdi_len(pdi)); return 0; } @@ -389,101 +273,13 @@ hermes_blocks_length(const char *first_block, const void *end) /*** Hermes programming ***/ -/* About to start programming data (Hermes I) - * offset is the entry point - * - * Spectrum_cs' Symbol fw does not require this - * wl_lkm Agere fw does - * Don't know about intersil - */ -int hermesi_program_init(hermes_t *hw, u32 offset) -{ - int err; - - /* Disable interrupts?*/ - /*hw->inten = 0x0;*/ - /*hermes_write_regn(hw, INTEN, 0);*/ - /*hermes_set_irqmask(hw, 0);*/ - - /* Acknowledge any outstanding command */ - hermes_write_regn(hw, EVACK, 0xFFFF); - - /* Using doicmd_wait rather than docmd_wait */ - err = hermes_doicmd_wait(hw, - 0x0100 | HERMES_CMD_INIT, - 0, 0, 0, NULL); - if (err) - return err; - - err = hermes_doicmd_wait(hw, - 0x0000 | HERMES_CMD_INIT, - 0, 0, 0, NULL); - if (err) - return err; - - err = hermes_aux_control(hw, 1); - pr_debug(PFX "AUX enable returned %d\n", err); - - if (err) - return err; - - pr_debug(PFX "Enabling volatile, EP 0x%08x\n", offset); - err = hermes_doicmd_wait(hw, - HERMES_PROGRAM_ENABLE_VOLATILE, - offset & 0xFFFFu, - offset >> 16, - 0, - NULL); - pr_debug(PFX "PROGRAM_ENABLE returned %d\n", err); - - return err; -} - -/* Done programming data (Hermes I) - * - * Spectrum_cs' Symbol fw does not require this - * wl_lkm Agere fw does - * Don't know about intersil - */ -int hermesi_program_end(hermes_t *hw) -{ - struct hermes_response resp; - int rc = 0; - int err; - - rc = hermes_docmd_wait(hw, HERMES_PROGRAM_DISABLE, 0, &resp); - - pr_debug(PFX "PROGRAM_DISABLE returned %d, " - "r0 0x%04x, r1 0x%04x, r2 0x%04x\n", - rc, resp.resp0, resp.resp1, resp.resp2); - - if ((rc == 0) && - ((resp.status & HERMES_STATUS_CMDCODE) != HERMES_CMD_DOWNLD)) - rc = -EIO; - - err = hermes_aux_control(hw, 0); - pr_debug(PFX "AUX disable returned %d\n", err); - - /* Acknowledge any outstanding command */ - hermes_write_regn(hw, EVACK, 0xFFFF); - - /* Reinitialise, ignoring return */ - (void) hermes_doicmd_wait(hw, 0x0000 | HERMES_CMD_INIT, - 0, 0, 0, NULL); - - return rc ? rc : err; -} - /* Program the data blocks */ int hermes_program(hermes_t *hw, const char *first_block, const void *end) { const struct dblock *blk; u32 blkaddr; u32 blklen; -#if LIMIT_PROGRAM_SIZE - u32 addr; - u32 len; -#endif + int err = 0; blk = (const struct dblock *) first_block; @@ -498,30 +294,10 @@ int hermes_program(hermes_t *hw, const char *first_block, const void *end) pr_debug(PFX "Programming block of length %d " "to address 0x%08x\n", blklen, blkaddr); -#if !LIMIT_PROGRAM_SIZE - /* wl_lkm driver splits this into writes of 2000 bytes */ - hermes_aux_setaddr(hw, blkaddr); - hermes_write_bytes(hw, HERMES_AUXDATA, blk->data, - blklen); -#else - len = (blklen < MAX_DL_SIZE) ? blklen : MAX_DL_SIZE; - addr = blkaddr; - - while (addr < (blkaddr + blklen)) { - pr_debug(PFX "Programming subblock of length %d " - "to address 0x%08x. Data @ %p\n", - len, addr, &blk->data[addr - blkaddr]); - - hermes_aux_setaddr(hw, addr); - hermes_write_bytes(hw, HERMES_AUXDATA, - &blk->data[addr - blkaddr], - len); - - addr += len; - len = ((blkaddr + blklen - addr) < MAX_DL_SIZE) ? - (blkaddr + blklen - addr) : MAX_DL_SIZE; - } -#endif + err = hw->ops->program(hw, blk->data, blkaddr, blklen); + if (err) + break; + blk = (const struct dblock *) &blk->data[blklen]; if ((void *) blk > (end - sizeof(*blk))) @@ -530,7 +306,7 @@ int hermes_program(hermes_t *hw, const char *first_block, const void *end) blkaddr = dblock_addr(blk); blklen = dblock_len(blk); } - return 0; + return err; } /*** Default plugging data for Hermes I ***/ @@ -690,9 +466,8 @@ int hermes_apply_pda_with_defaults(hermes_t *hw, if ((pdi_len(pdi) == pdr_len(pdr)) && ((void *) pdi->data + pdi_len(pdi) < pda_end)) { /* do the actual plugging */ - hermes_aux_setaddr(hw, pdr_addr(pdr)); - hermes_write_bytes(hw, HERMES_AUXDATA, - pdi->data, pdi_len(pdi)); + hw->ops->program(hw, pdi->data, pdr_addr(pdr), + pdi_len(pdi)); } } diff --git a/drivers/net/wireless/orinoco/hw.c b/drivers/net/wireless/orinoco/hw.c index 24ea4b4d487..9c86acc4279 100644 --- a/drivers/net/wireless/orinoco/hw.c +++ b/drivers/net/wireless/orinoco/hw.c @@ -177,9 +177,9 @@ int determine_fw_capabilities(struct orinoco_private *priv, /* 3Com MAC : 00:50:DA:* */ memset(tmp, 0, sizeof(tmp)); /* Get the Symbol firmware version */ - err = hermes_read_ltv(hw, USER_BAP, - HERMES_RID_SECONDARYVERSION_SYMBOL, - SYMBOL_MAX_VER_LEN, NULL, &tmp); + err = hw->ops->read_ltv(hw, USER_BAP, + HERMES_RID_SECONDARYVERSION_SYMBOL, + SYMBOL_MAX_VER_LEN, NULL, &tmp); if (err) { dev_warn(dev, "Error %d reading Symbol firmware info. " "Wildly guessing capabilities...\n", err); @@ -286,8 +286,8 @@ int orinoco_hw_read_card_settings(struct orinoco_private *priv, u8 *dev_addr) u16 reclen; /* Get the MAC address */ - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR, - ETH_ALEN, NULL, dev_addr); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR, + ETH_ALEN, NULL, dev_addr); if (err) { dev_warn(dev, "Failed to read MAC address!\n"); goto out; @@ -296,8 +296,8 @@ int orinoco_hw_read_card_settings(struct orinoco_private *priv, u8 *dev_addr) dev_dbg(dev, "MAC address %pM\n", dev_addr); /* Get the station name */ - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME, - sizeof(nickbuf), &reclen, &nickbuf); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME, + sizeof(nickbuf), &reclen, &nickbuf); if (err) { dev_err(dev, "failed to read station name\n"); goto out; @@ -413,11 +413,11 @@ int orinoco_hw_allocate_fid(struct orinoco_private *priv) struct hermes *hw = &priv->hw; int err; - err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); + err = hw->ops->allocate(hw, priv->nicbuf_size, &priv->txfid); if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) { /* Try workaround for old Symbol firmware bug */ priv->nicbuf_size = TX_NICBUF_SIZE_BUG; - err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); + err = hw->ops->allocate(hw, priv->nicbuf_size, &priv->txfid); dev_warn(dev, "Firmware ALLOC bug detected " "(old Symbol firmware?). Work around %s\n", @@ -463,8 +463,9 @@ int orinoco_hw_program_rids(struct orinoco_private *priv) struct hermes_idstring idbuf; /* Set the MAC address */ - err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR, - HERMES_BYTES_TO_RECLEN(ETH_ALEN), dev->dev_addr); + err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR, + HERMES_BYTES_TO_RECLEN(ETH_ALEN), + dev->dev_addr); if (err) { printk(KERN_ERR "%s: Error %d setting MAC address\n", dev->name, err); @@ -527,7 +528,7 @@ int orinoco_hw_program_rids(struct orinoco_private *priv) idbuf.len = cpu_to_le16(strlen(priv->desired_essid)); memcpy(&idbuf.val, priv->desired_essid, sizeof(idbuf.val)); /* WinXP wants partner to configure OWNSSID even in IBSS mode. (jimc) */ - err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNSSID, + err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNSSID, HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid)+2), &idbuf); if (err) { @@ -535,7 +536,7 @@ int orinoco_hw_program_rids(struct orinoco_private *priv) dev->name, err); return err; } - err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFDESIREDSSID, + err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFDESIREDSSID, HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid)+2), &idbuf); if (err) { @@ -547,9 +548,9 @@ int orinoco_hw_program_rids(struct orinoco_private *priv) /* Set the station name */ idbuf.len = cpu_to_le16(strlen(priv->nick)); memcpy(&idbuf.val, priv->nick, sizeof(idbuf.val)); - err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME, - HERMES_BYTES_TO_RECLEN(strlen(priv->nick)+2), - &idbuf); + err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME, + HERMES_BYTES_TO_RECLEN(strlen(priv->nick)+2), + &idbuf); if (err) { printk(KERN_ERR "%s: Error %d setting nickname\n", dev->name, err); @@ -664,12 +665,12 @@ int orinoco_hw_program_rids(struct orinoco_private *priv) if (priv->iw_mode == NL80211_IFTYPE_MONITOR) { /* Enable monitor mode */ dev->type = ARPHRD_IEEE80211; - err = hermes_docmd_wait(hw, HERMES_CMD_TEST | + err = hw->ops->cmd_wait(hw, HERMES_CMD_TEST | HERMES_TEST_MONITOR, 0, NULL); } else { /* Disable monitor mode */ dev->type = ARPHRD_ETHER; - err = hermes_docmd_wait(hw, HERMES_CMD_TEST | + err = hw->ops->cmd_wait(hw, HERMES_CMD_TEST | HERMES_TEST_STOP, 0, NULL); } if (err) @@ -695,8 +696,8 @@ int orinoco_hw_get_tkip_iv(struct orinoco_private *priv, int key, u8 *tsc) if ((key < 0) || (key >= 4)) return -EINVAL; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_TKIP_IV, - sizeof(tsc_arr), NULL, &tsc_arr); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_TKIP_IV, + sizeof(tsc_arr), NULL, &tsc_arr); if (!err) memcpy(tsc, &tsc_arr[key][0], sizeof(tsc_arr[0])); @@ -875,7 +876,7 @@ int __orinoco_hw_setup_wepkeys(struct orinoco_private *priv) memcpy(key, priv->keys[i].key, priv->keys[i].key_len); - err = hermes_write_ltv(hw, USER_BAP, + err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFDEFAULTKEY0 + i, HERMES_BYTES_TO_RECLEN(keylen), key); @@ -1092,7 +1093,7 @@ int __orinoco_hw_set_multicast_list(struct orinoco_private *priv, memcpy(mclist.addr[i++], p->dmi_addr, ETH_ALEN); } - err = hermes_write_ltv(hw, USER_BAP, + err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFGROUPADDRESSES, HERMES_BYTES_TO_RECLEN(mc_count * ETH_ALEN), &mclist); @@ -1134,15 +1135,15 @@ int orinoco_hw_get_essid(struct orinoco_private *priv, int *active, rid = (priv->port_type == 3) ? HERMES_RID_CNFOWNSSID : HERMES_RID_CNFDESIREDSSID; - err = hermes_read_ltv(hw, USER_BAP, rid, sizeof(essidbuf), - NULL, &essidbuf); + err = hw->ops->read_ltv(hw, USER_BAP, rid, sizeof(essidbuf), + NULL, &essidbuf); if (err) goto fail_unlock; } else { *active = 0; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTSSID, - sizeof(essidbuf), NULL, &essidbuf); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENTSSID, + sizeof(essidbuf), NULL, &essidbuf); if (err) goto fail_unlock; } @@ -1213,8 +1214,8 @@ int orinoco_hw_get_bitratelist(struct orinoco_private *priv, if (orinoco_lock(priv, &flags) != 0) return -EBUSY; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_SUPPORTEDDATARATES, - sizeof(list), NULL, &list); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_SUPPORTEDDATARATES, + sizeof(list), NULL, &list); orinoco_unlock(priv, &flags); if (err) @@ -1281,7 +1282,7 @@ int orinoco_hw_trigger_scan(struct orinoco_private *priv, idbuf.len = cpu_to_le16(len); memcpy(idbuf.val, ssid->ssid, len); - err = hermes_write_ltv(hw, USER_BAP, + err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFSCANSSID_AGERE, HERMES_BYTES_TO_RECLEN(len + 2), &idbuf); @@ -1345,8 +1346,8 @@ int orinoco_hw_get_current_bssid(struct orinoco_private *priv, hermes_t *hw = &priv->hw; int err; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, - ETH_ALEN, NULL, addr); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, + ETH_ALEN, NULL, addr); return err; } diff --git a/drivers/net/wireless/orinoco/main.c b/drivers/net/wireless/orinoco/main.c index b42634c614b..7c9faa4c079 100644 --- a/drivers/net/wireless/orinoco/main.c +++ b/drivers/net/wireless/orinoco/main.c @@ -253,7 +253,7 @@ void set_port_type(struct orinoco_private *priv) /* Device methods */ /********************************************************************/ -static int orinoco_open(struct net_device *dev) +int orinoco_open(struct net_device *dev) { struct orinoco_private *priv = ndev_priv(dev); unsigned long flags; @@ -271,8 +271,9 @@ static int orinoco_open(struct net_device *dev) return err; } +EXPORT_SYMBOL(orinoco_open); -static int orinoco_stop(struct net_device *dev) +int orinoco_stop(struct net_device *dev) { struct orinoco_private *priv = ndev_priv(dev); int err = 0; @@ -280,25 +281,27 @@ static int orinoco_stop(struct net_device *dev) /* We mustn't use orinoco_lock() here, because we need to be able to close the interface even if hw_unavailable is set (e.g. as we're released after a PC Card removal) */ - spin_lock_irq(&priv->lock); + orinoco_lock_irq(priv); priv->open = 0; err = __orinoco_down(priv); - spin_unlock_irq(&priv->lock); + orinoco_unlock_irq(priv); return err; } +EXPORT_SYMBOL(orinoco_stop); -static struct net_device_stats *orinoco_get_stats(struct net_device *dev) +struct net_device_stats *orinoco_get_stats(struct net_device *dev) { struct orinoco_private *priv = ndev_priv(dev); return &priv->stats; } +EXPORT_SYMBOL(orinoco_get_stats); -static void orinoco_set_multicast_list(struct net_device *dev) +void orinoco_set_multicast_list(struct net_device *dev) { struct orinoco_private *priv = ndev_priv(dev); unsigned long flags; @@ -312,8 +315,9 @@ static void orinoco_set_multicast_list(struct net_device *dev) __orinoco_set_multicast_list(dev); orinoco_unlock(priv, &flags); } +EXPORT_SYMBOL(orinoco_set_multicast_list); -static int orinoco_change_mtu(struct net_device *dev, int new_mtu) +int orinoco_change_mtu(struct net_device *dev, int new_mtu) { struct orinoco_private *priv = ndev_priv(dev); @@ -329,6 +333,7 @@ static int orinoco_change_mtu(struct net_device *dev, int new_mtu) return 0; } +EXPORT_SYMBOL(orinoco_change_mtu); /********************************************************************/ /* Tx path */ @@ -399,8 +404,8 @@ static netdev_tx_t orinoco_xmit(struct sk_buff *skb, struct net_device *dev) memset(&desc, 0, sizeof(desc)); *txcntl = cpu_to_le16(tx_control); - err = hermes_bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), - txfid, 0); + err = hw->ops->bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), + txfid, 0); if (err) { if (net_ratelimit()) printk(KERN_ERR "%s: Error %d writing Tx " @@ -413,8 +418,8 @@ static netdev_tx_t orinoco_xmit(struct sk_buff *skb, struct net_device *dev) memset(&desc, 0, sizeof(desc)); desc.tx_control = cpu_to_le16(tx_control); - err = hermes_bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), - txfid, 0); + err = hw->ops->bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), + txfid, 0); if (err) { if (net_ratelimit()) printk(KERN_ERR "%s: Error %d writing Tx " @@ -457,8 +462,8 @@ static netdev_tx_t orinoco_xmit(struct sk_buff *skb, struct net_device *dev) memcpy(eh, &hdr, sizeof(hdr)); } - err = hermes_bap_pwrite(hw, USER_BAP, skb->data, skb->len, - txfid, HERMES_802_3_OFFSET); + err = hw->ops->bap_pwrite(hw, USER_BAP, skb->data, skb->len, + txfid, HERMES_802_3_OFFSET); if (err) { printk(KERN_ERR "%s: Error %d writing packet to BAP\n", dev->name, err); @@ -489,8 +494,8 @@ static netdev_tx_t orinoco_xmit(struct sk_buff *skb, struct net_device *dev) skb->data + ETH_HLEN, skb->len - ETH_HLEN, mic); /* Write the MIC */ - err = hermes_bap_pwrite(hw, USER_BAP, &mic_buf[0], len, - txfid, HERMES_802_3_OFFSET + offset); + err = hw->ops->bap_pwrite(hw, USER_BAP, &mic_buf[0], len, + txfid, HERMES_802_3_OFFSET + offset); if (err) { printk(KERN_ERR "%s: Error %d writing MIC to BAP\n", dev->name, err); @@ -501,7 +506,7 @@ static netdev_tx_t orinoco_xmit(struct sk_buff *skb, struct net_device *dev) /* Finally, we actually initiate the send */ netif_stop_queue(dev); - err = hermes_docmd_wait(hw, HERMES_CMD_TX | HERMES_CMD_RECL, + err = hw->ops->cmd_wait(hw, HERMES_CMD_TX | HERMES_CMD_RECL, txfid, NULL); if (err) { netif_start_queue(dev); @@ -571,9 +576,9 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) return; /* Nothing's really happened */ /* Read part of the frame header - we need status and addr1 */ - err = hermes_bap_pread(hw, IRQ_BAP, &hdr, - sizeof(struct hermes_txexc_data), - fid, 0); + err = hw->ops->bap_pread(hw, IRQ_BAP, &hdr, + sizeof(struct hermes_txexc_data), + fid, 0); hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID); stats->tx_errors++; @@ -614,7 +619,7 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) netif_wake_queue(dev); } -static void orinoco_tx_timeout(struct net_device *dev) +void orinoco_tx_timeout(struct net_device *dev) { struct orinoco_private *priv = ndev_priv(dev); struct net_device_stats *stats = &priv->stats; @@ -629,6 +634,7 @@ static void orinoco_tx_timeout(struct net_device *dev) schedule_work(&priv->reset_work); } +EXPORT_SYMBOL(orinoco_tx_timeout); /********************************************************************/ /* Rx path (data frames) */ @@ -763,9 +769,9 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid, /* If any, copy the data from the card to the skb */ if (datalen > 0) { - err = hermes_bap_pread(hw, IRQ_BAP, skb_put(skb, datalen), - ALIGN(datalen, 2), rxfid, - HERMES_802_2_OFFSET); + err = hw->ops->bap_pread(hw, IRQ_BAP, skb_put(skb, datalen), + ALIGN(datalen, 2), rxfid, + HERMES_802_2_OFFSET); if (err) { printk(KERN_ERR "%s: error %d reading monitor frame\n", dev->name, err); @@ -791,7 +797,7 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid, stats->rx_dropped++; } -static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) +void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) { struct orinoco_private *priv = ndev_priv(dev); struct net_device_stats *stats = &priv->stats; @@ -813,8 +819,8 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) rxfid = hermes_read_regn(hw, RXFID); - err = hermes_bap_pread(hw, IRQ_BAP, desc, sizeof(*desc), - rxfid, 0); + err = hw->ops->bap_pread(hw, IRQ_BAP, desc, sizeof(*desc), + rxfid, 0); if (err) { printk(KERN_ERR "%s: error %d reading Rx descriptor. " "Frame dropped.\n", dev->name, err); @@ -881,9 +887,9 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) nothing is removed. 2 is for aligning the IP header. */ skb_reserve(skb, ETH_HLEN + 2); - err = hermes_bap_pread(hw, IRQ_BAP, skb_put(skb, length), - ALIGN(length, 2), rxfid, - HERMES_802_2_OFFSET); + err = hw->ops->bap_pread(hw, IRQ_BAP, skb_put(skb, length), + ALIGN(length, 2), rxfid, + HERMES_802_2_OFFSET); if (err) { printk(KERN_ERR "%s: error %d reading frame. " "Frame dropped.\n", dev->name, err); @@ -912,6 +918,7 @@ update_stats: out: kfree(desc); } +EXPORT_SYMBOL(__orinoco_ev_rx); static void orinoco_rx(struct net_device *dev, struct hermes_rx_descriptor *desc, @@ -1144,9 +1151,9 @@ static void orinoco_join_ap(struct work_struct *work) goto out; /* Read scan results from the firmware */ - err = hermes_read_ltv(hw, USER_BAP, - HERMES_RID_SCANRESULTSTABLE, - MAX_SCAN_LEN, &len, buf); + err = hw->ops->read_ltv(hw, USER_BAP, + HERMES_RID_SCANRESULTSTABLE, + MAX_SCAN_LEN, &len, buf); if (err) { printk(KERN_ERR "%s: Cannot read scan results\n", dev->name); @@ -1193,8 +1200,8 @@ static void orinoco_send_bssid_wevent(struct orinoco_private *priv) union iwreq_data wrqu; int err; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, - ETH_ALEN, NULL, wrqu.ap_addr.sa_data); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, + ETH_ALEN, NULL, wrqu.ap_addr.sa_data); if (err != 0) return; @@ -1216,8 +1223,8 @@ static void orinoco_send_assocreqie_wevent(struct orinoco_private *priv) if (!priv->has_wpa) return; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_ASSOC_REQ_INFO, - sizeof(buf), NULL, &buf); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_ASSOC_REQ_INFO, + sizeof(buf), NULL, &buf); if (err != 0) return; @@ -1246,8 +1253,9 @@ static void orinoco_send_assocrespie_wevent(struct orinoco_private *priv) if (!priv->has_wpa) return; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_ASSOC_RESP_INFO, - sizeof(buf), NULL, &buf); + err = hw->ops->read_ltv(hw, USER_BAP, + HERMES_RID_CURRENT_ASSOC_RESP_INFO, + sizeof(buf), NULL, &buf); if (err != 0) return; @@ -1352,7 +1360,7 @@ static void orinoco_process_scan_results(struct work_struct *work) spin_unlock_irqrestore(&priv->scan_lock, flags); } -static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) +void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) { struct orinoco_private *priv = ndev_priv(dev); u16 infofid; @@ -1370,8 +1378,8 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) infofid = hermes_read_regn(hw, INFOFID); /* Read the info frame header - don't try too hard */ - err = hermes_bap_pread(hw, IRQ_BAP, &info, sizeof(info), - infofid, 0); + err = hw->ops->bap_pread(hw, IRQ_BAP, &info, sizeof(info), + infofid, 0); if (err) { printk(KERN_ERR "%s: error %d reading info frame. " "Frame dropped.\n", dev->name, err); @@ -1392,8 +1400,8 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) len = sizeof(tallies); } - err = hermes_bap_pread(hw, IRQ_BAP, &tallies, len, - infofid, sizeof(info)); + err = hw->ops->bap_pread(hw, IRQ_BAP, &tallies, len, + infofid, sizeof(info)); if (err) break; @@ -1428,8 +1436,8 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) break; } - err = hermes_bap_pread(hw, IRQ_BAP, &linkstatus, len, - infofid, sizeof(info)); + err = hw->ops->bap_pread(hw, IRQ_BAP, &linkstatus, len, + infofid, sizeof(info)); if (err) break; newstatus = le16_to_cpu(linkstatus.linkstatus); @@ -1493,8 +1501,8 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) } /* Read scan data */ - err = hermes_bap_pread(hw, IRQ_BAP, (void *) buf, len, - infofid, sizeof(info)); + err = hw->ops->bap_pread(hw, IRQ_BAP, (void *) buf, len, + infofid, sizeof(info)); if (err) { kfree(buf); qabort_scan(priv); @@ -1546,8 +1554,8 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) break; /* Read scan data */ - err = hermes_bap_pread(hw, IRQ_BAP, (void *) bss, len, - infofid, sizeof(info)); + err = hw->ops->bap_pread(hw, IRQ_BAP, (void *) bss, len, + infofid, sizeof(info)); if (err) kfree(bss); else @@ -1570,6 +1578,7 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) return; } +EXPORT_SYMBOL(__orinoco_ev_info); static void __orinoco_ev_infdrop(struct net_device *dev, hermes_t *hw) { @@ -1646,7 +1655,7 @@ static int orinoco_reinit_firmware(struct orinoco_private *priv) struct hermes *hw = &priv->hw; int err; - err = hermes_init(hw); + err = hw->ops->init(hw); if (priv->do_fw_download && !err) { err = orinoco_download(priv); if (err) @@ -1734,7 +1743,7 @@ void orinoco_reset(struct work_struct *work) } /* This has to be called from user context */ - spin_lock_irq(&priv->lock); + orinoco_lock_irq(priv); priv->hw_unavailable--; @@ -1749,7 +1758,7 @@ void orinoco_reset(struct work_struct *work) dev->trans_start = jiffies; } - spin_unlock_irq(&priv->lock); + orinoco_unlock_irq(priv); return; disable: @@ -1983,7 +1992,7 @@ int orinoco_init(struct orinoco_private *priv) priv->nicbuf_size = IEEE80211_MAX_FRAME_LEN + ETH_HLEN; /* Initialize the firmware */ - err = hermes_init(hw); + err = hw->ops->init(hw); if (err != 0) { dev_err(dev, "Failed to initialize firmware (err = %d)\n", err); @@ -2066,9 +2075,9 @@ int orinoco_init(struct orinoco_private *priv) /* Make the hardware available, as long as it hasn't been * removed elsewhere (e.g. by PCMCIA hot unplug) */ - spin_lock_irq(&priv->lock); + orinoco_lock_irq(priv); priv->hw_unavailable--; - spin_unlock_irq(&priv->lock); + orinoco_unlock_irq(priv); dev_dbg(dev, "Ready\n"); @@ -2191,7 +2200,8 @@ EXPORT_SYMBOL(alloc_orinocodev); */ int orinoco_if_add(struct orinoco_private *priv, unsigned long base_addr, - unsigned int irq) + unsigned int irq, + const struct net_device_ops *ops) { struct wiphy *wiphy = priv_to_wiphy(priv); struct wireless_dev *wdev; @@ -2210,12 +2220,17 @@ int orinoco_if_add(struct orinoco_private *priv, /* Setup / override net_device fields */ dev->ieee80211_ptr = wdev; - dev->netdev_ops = &orinoco_netdev_ops; dev->watchdog_timeo = HZ; /* 1 second timeout */ dev->wireless_handlers = &orinoco_handler_def; #ifdef WIRELESS_SPY dev->wireless_data = &priv->wireless_data; #endif + /* Default to standard ops if not set */ + if (ops) + dev->netdev_ops = ops; + else + dev->netdev_ops = &orinoco_netdev_ops; + /* we use the default eth_mac_addr for setting the MAC addr */ /* Reserve space in skb for the SNAP header */ @@ -2304,7 +2319,7 @@ int orinoco_up(struct orinoco_private *priv) unsigned long flags; int err; - spin_lock_irqsave(&priv->lock, flags); + priv->hw.ops->lock_irqsave(&priv->lock, &flags); err = orinoco_reinit_firmware(priv); if (err) { @@ -2324,7 +2339,7 @@ int orinoco_up(struct orinoco_private *priv) } exit: - spin_unlock_irqrestore(&priv->lock, flags); + priv->hw.ops->unlock_irqrestore(&priv->lock, &flags); return 0; } @@ -2336,7 +2351,7 @@ void orinoco_down(struct orinoco_private *priv) unsigned long flags; int err; - spin_lock_irqsave(&priv->lock, flags); + priv->hw.ops->lock_irqsave(&priv->lock, &flags); err = __orinoco_down(priv); if (err) printk(KERN_WARNING "%s: Error %d downing interface\n", @@ -2344,7 +2359,7 @@ void orinoco_down(struct orinoco_private *priv) netif_device_detach(dev); priv->hw_unavailable++; - spin_unlock_irqrestore(&priv->lock, flags); + priv->hw.ops->unlock_irqrestore(&priv->lock, &flags); } EXPORT_SYMBOL(orinoco_down); diff --git a/drivers/net/wireless/orinoco/orinoco.h b/drivers/net/wireless/orinoco/orinoco.h index ff6b7b1d421..e9f415a56d4 100644 --- a/drivers/net/wireless/orinoco/orinoco.h +++ b/drivers/net/wireless/orinoco/orinoco.h @@ -190,12 +190,24 @@ extern void free_orinocodev(struct orinoco_private *priv); extern int orinoco_init(struct orinoco_private *priv); extern int orinoco_if_add(struct orinoco_private *priv, unsigned long base_addr, - unsigned int irq); + unsigned int irq, + const struct net_device_ops *ops); extern void orinoco_if_del(struct orinoco_private *priv); extern int orinoco_up(struct orinoco_private *priv); extern void orinoco_down(struct orinoco_private *priv); extern irqreturn_t orinoco_interrupt(int irq, void *dev_id); +extern void __orinoco_ev_info(struct net_device *dev, hermes_t *hw); +extern void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw); + +/* Common ndo functions exported for reuse by orinoco_usb */ +int orinoco_open(struct net_device *dev); +int orinoco_stop(struct net_device *dev); +struct net_device_stats *orinoco_get_stats(struct net_device *dev); +void orinoco_set_multicast_list(struct net_device *dev); +int orinoco_change_mtu(struct net_device *dev, int new_mtu); +void orinoco_tx_timeout(struct net_device *dev); + /********************************************************************/ /* Locking and synchronization functions */ /********************************************************************/ @@ -203,11 +215,11 @@ extern irqreturn_t orinoco_interrupt(int irq, void *dev_id); static inline int orinoco_lock(struct orinoco_private *priv, unsigned long *flags) { - spin_lock_irqsave(&priv->lock, *flags); + priv->hw.ops->lock_irqsave(&priv->lock, flags); if (priv->hw_unavailable) { DEBUG(1, "orinoco_lock() called with hw_unavailable (dev=%p)\n", priv->ndev); - spin_unlock_irqrestore(&priv->lock, *flags); + priv->hw.ops->unlock_irqrestore(&priv->lock, flags); return -EBUSY; } return 0; @@ -216,7 +228,17 @@ static inline int orinoco_lock(struct orinoco_private *priv, static inline void orinoco_unlock(struct orinoco_private *priv, unsigned long *flags) { - spin_unlock_irqrestore(&priv->lock, *flags); + priv->hw.ops->unlock_irqrestore(&priv->lock, flags); +} + +static inline void orinoco_lock_irq(struct orinoco_private *priv) +{ + priv->hw.ops->lock_irq(&priv->lock); +} + +static inline void orinoco_unlock_irq(struct orinoco_private *priv) +{ + priv->hw.ops->unlock_irq(&priv->lock); } /*** Navigate from net_device to orinoco_private ***/ diff --git a/drivers/net/wireless/orinoco/orinoco_cs.c b/drivers/net/wireless/orinoco/orinoco_cs.c index fdc96137917..f99b13ba92b 100644 --- a/drivers/net/wireless/orinoco/orinoco_cs.c +++ b/drivers/net/wireless/orinoco/orinoco_cs.c @@ -296,7 +296,7 @@ orinoco_cs_config(struct pcmcia_device *link) /* Register an interface with the stack */ if (orinoco_if_add(priv, link->io.BasePort1, - link->irq.AssignedIRQ) != 0) { + link->irq.AssignedIRQ, NULL) != 0) { printk(KERN_ERR PFX "orinoco_if_add() failed\n"); goto failed; } @@ -327,9 +327,9 @@ orinoco_cs_release(struct pcmcia_device *link) /* We're committed to taking the device away now, so mark the * hardware as unavailable */ - spin_lock_irqsave(&priv->lock, flags); + priv->hw.ops->lock_irqsave(&priv->lock, &flags); priv->hw_unavailable++; - spin_unlock_irqrestore(&priv->lock, flags); + priv->hw.ops->unlock_irqrestore(&priv->lock, &flags); pcmcia_disable_device(link); if (priv->hw.iobase) diff --git a/drivers/net/wireless/orinoco/orinoco_nortel.c b/drivers/net/wireless/orinoco/orinoco_nortel.c index 075f446b313..bc3ea0b67a4 100644 --- a/drivers/net/wireless/orinoco/orinoco_nortel.c +++ b/drivers/net/wireless/orinoco/orinoco_nortel.c @@ -220,7 +220,7 @@ static int orinoco_nortel_init_one(struct pci_dev *pdev, goto fail; } - err = orinoco_if_add(priv, 0, 0); + err = orinoco_if_add(priv, 0, 0, NULL); if (err) { printk(KERN_ERR PFX "orinoco_if_add() failed\n"); goto fail; diff --git a/drivers/net/wireless/orinoco/orinoco_pci.c b/drivers/net/wireless/orinoco/orinoco_pci.c index bda5317cc59..468197f8667 100644 --- a/drivers/net/wireless/orinoco/orinoco_pci.c +++ b/drivers/net/wireless/orinoco/orinoco_pci.c @@ -170,7 +170,7 @@ static int orinoco_pci_init_one(struct pci_dev *pdev, goto fail; } - err = orinoco_if_add(priv, 0, 0); + err = orinoco_if_add(priv, 0, 0, NULL); if (err) { printk(KERN_ERR PFX "orinoco_if_add() failed\n"); goto fail; diff --git a/drivers/net/wireless/orinoco/orinoco_plx.c b/drivers/net/wireless/orinoco/orinoco_plx.c index e0d5874ab42..9358f4d2307 100644 --- a/drivers/net/wireless/orinoco/orinoco_plx.c +++ b/drivers/net/wireless/orinoco/orinoco_plx.c @@ -259,7 +259,7 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, goto fail; } - err = orinoco_if_add(priv, 0, 0); + err = orinoco_if_add(priv, 0, 0, NULL); if (err) { printk(KERN_ERR PFX "orinoco_if_add() failed\n"); goto fail; diff --git a/drivers/net/wireless/orinoco/orinoco_tmd.c b/drivers/net/wireless/orinoco/orinoco_tmd.c index 88cbc7902aa..784605f0af1 100644 --- a/drivers/net/wireless/orinoco/orinoco_tmd.c +++ b/drivers/net/wireless/orinoco/orinoco_tmd.c @@ -156,7 +156,7 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, goto fail; } - err = orinoco_if_add(priv, 0, 0); + err = orinoco_if_add(priv, 0, 0, NULL); if (err) { printk(KERN_ERR PFX "orinoco_if_add() failed\n"); goto fail; diff --git a/drivers/net/wireless/orinoco/orinoco_usb.c b/drivers/net/wireless/orinoco/orinoco_usb.c new file mode 100644 index 00000000000..e22093359f3 --- /dev/null +++ b/drivers/net/wireless/orinoco/orinoco_usb.c @@ -0,0 +1,1800 @@ +/* + * USB Orinoco driver + * + * Copyright (c) 2003 Manuel Estrada Sainz + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.1 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License + * at http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" + * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + * the License for the specific language governing rights and + * limitations under the License. + * + * Alternatively, the contents of this file may be used under the + * terms of the GNU General Public License version 2 (the "GPL"), in + * which case the provisions of the GPL are applicable instead of the + * above. If you wish to allow the use of your version of this file + * only under the terms of the GPL and not to allow others to use your + * version of this file under the MPL, indicate your decision by + * deleting the provisions above and replace them with the notice and + * other provisions required by the GPL. If you do not delete the + * provisions above, a recipient may use your version of this file + * under either the MPL or the GPL. + * + * Queueing code based on linux-wlan-ng 0.2.1-pre5 + * + * Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved. + * + * The license is the same as above. + * + * Initialy based on USB Skeleton driver - 0.7 + * + * Copyright (c) 2001 Greg Kroah-Hartman (greg@kroah.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * NOTE: The original USB Skeleton driver is GPL, but all that code is + * gone so MPL/GPL applies. + */ + +#define DRIVER_NAME "orinoco_usb" +#define PFX DRIVER_NAME ": " + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/signal.h> +#include <linux/errno.h> +#include <linux/poll.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/fcntl.h> +#include <linux/spinlock.h> +#include <linux/list.h> +#include <linux/smp_lock.h> +#include <linux/usb.h> +#include <linux/timer.h> + +#include <linux/netdevice.h> +#include <linux/if_arp.h> +#include <linux/etherdevice.h> +#include <linux/wireless.h> +#include <linux/firmware.h> + +#include "orinoco.h" + +#ifndef URB_ASYNC_UNLINK +#define URB_ASYNC_UNLINK 0 +#endif + +/* 802.2 LLC/SNAP header used for Ethernet encapsulation over 802.11 */ +static const u8 encaps_hdr[] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00}; +#define ENCAPS_OVERHEAD (sizeof(encaps_hdr) + 2) + +struct header_struct { + /* 802.3 */ + u8 dest[ETH_ALEN]; + u8 src[ETH_ALEN]; + __be16 len; + /* 802.2 */ + u8 dsap; + u8 ssap; + u8 ctrl; + /* SNAP */ + u8 oui[3]; + __be16 ethertype; +} __attribute__ ((packed)); + +struct ez_usb_fw { + u16 size; + const u8 *code; +}; + +static struct ez_usb_fw firmware = { + .size = 0, + .code = NULL, +}; + +#ifdef CONFIG_USB_DEBUG +static int debug = 1; +#else +static int debug; +#endif + +/* Debugging macros */ +#undef dbg +#define dbg(format, arg...) \ + do { if (debug) printk(KERN_DEBUG PFX "%s: " format "\n", \ + __func__ , ## arg); } while (0) +#undef err +#define err(format, arg...) \ + do { printk(KERN_ERR PFX format "\n", ## arg); } while (0) + +/* Module paramaters */ +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "Debug enabled or not"); + +MODULE_FIRMWARE("orinoco_ezusb_fw"); + +/* + * Under some conditions, the card gets stuck and stops paying attention + * to the world (i.e. data communication stalls) until we do something to + * it. Sending an INQ_TALLIES command seems to be enough and should be + * harmless otherwise. This behaviour has been observed when using the + * driver on a systemimager client during installation. In the past a + * timer was used to send INQ_TALLIES commands when there was no other + * activity, but it was troublesome and was removed. + */ + +#define USB_COMPAQ_VENDOR_ID 0x049f /* Compaq Computer Corp. */ +#define USB_COMPAQ_WL215_ID 0x001f /* Compaq WL215 USB Adapter */ +#define USB_COMPAQ_W200_ID 0x0076 /* Compaq W200 USB Adapter */ +#define USB_HP_WL215_ID 0x0082 /* Compaq WL215 USB Adapter */ + +#define USB_MELCO_VENDOR_ID 0x0411 +#define USB_BUFFALO_L11_ID 0x0006 /* BUFFALO WLI-USB-L11 */ +#define USB_BUFFALO_L11G_WR_ID 0x000B /* BUFFALO WLI-USB-L11G-WR */ +#define USB_BUFFALO_L11G_ID 0x000D /* BUFFALO WLI-USB-L11G */ + +#define USB_LUCENT_VENDOR_ID 0x047E /* Lucent Technologies */ +#define USB_LUCENT_ORINOCO_ID 0x0300 /* Lucent/Agere Orinoco USB Client */ + +#define USB_AVAYA8_VENDOR_ID 0x0D98 +#define USB_AVAYAE_VENDOR_ID 0x0D9E +#define USB_AVAYA_WIRELESS_ID 0x0300 /* Avaya Wireless USB Card */ + +#define USB_AGERE_VENDOR_ID 0x0D4E /* Agere Systems */ +#define USB_AGERE_MODEL0801_ID 0x1000 /* Wireless USB Card Model 0801 */ +#define USB_AGERE_MODEL0802_ID 0x1001 /* Wireless USB Card Model 0802 */ +#define USB_AGERE_REBRANDED_ID 0x047A /* WLAN USB Card */ + +#define USB_ELSA_VENDOR_ID 0x05CC +#define USB_ELSA_AIRLANCER_ID 0x3100 /* ELSA AirLancer USB-11 */ + +#define USB_LEGEND_VENDOR_ID 0x0E7C +#define USB_LEGEND_JOYNET_ID 0x0300 /* Joynet WLAN USB Card */ + +#define USB_SAMSUNG_VENDOR_ID 0x04E8 +#define USB_SAMSUNG_SEW2001U1_ID 0x5002 /* Samsung SEW-2001u Card */ +#define USB_SAMSUNG_SEW2001U2_ID 0x5B11 /* Samsung SEW-2001u Card */ +#define USB_SAMSUNG_SEW2003U_ID 0x7011 /* Samsung SEW-2003U Card */ + +#define USB_IGATE_VENDOR_ID 0x0681 +#define USB_IGATE_IGATE_11M_ID 0x0012 /* I-GATE 11M USB Card */ + +#define USB_FUJITSU_VENDOR_ID 0x0BF8 +#define USB_FUJITSU_E1100_ID 0x1002 /* connect2AIR WLAN E-1100 USB */ + +#define USB_2WIRE_VENDOR_ID 0x1630 +#define USB_2WIRE_WIRELESS_ID 0xff81 /* 2Wire Wireless USB adapter */ + + +#define EZUSB_REQUEST_FW_TRANS 0xA0 +#define EZUSB_REQUEST_TRIGER 0xAA +#define EZUSB_REQUEST_TRIG_AC 0xAC +#define EZUSB_CPUCS_REG 0x7F92 + +#define EZUSB_RID_TX 0x0700 +#define EZUSB_RID_RX 0x0701 +#define EZUSB_RID_INIT1 0x0702 +#define EZUSB_RID_ACK 0x0710 +#define EZUSB_RID_READ_PDA 0x0800 +#define EZUSB_RID_PROG_INIT 0x0852 +#define EZUSB_RID_PROG_SET_ADDR 0x0853 +#define EZUSB_RID_PROG_BYTES 0x0854 +#define EZUSB_RID_PROG_END 0x0855 +#define EZUSB_RID_DOCMD 0x0860 + +/* Recognize info frames */ +#define EZUSB_IS_INFO(id) ((id >= 0xF000) && (id <= 0xF2FF)) + +#define EZUSB_MAGIC 0x0210 + +#define EZUSB_FRAME_DATA 1 +#define EZUSB_FRAME_CONTROL 2 + +#define DEF_TIMEOUT (3*HZ) + +#define BULK_BUF_SIZE 2048 + +#define MAX_DL_SIZE (BULK_BUF_SIZE - sizeof(struct ezusb_packet)) + +#define FW_BUF_SIZE 64 +#define FW_VAR_OFFSET_PTR 0x359 +#define FW_VAR_VALUE 0 +#define FW_HOLE_START 0x100 +#define FW_HOLE_END 0x300 + +struct ezusb_packet { + __le16 magic; /* 0x0210 */ + u8 req_reply_count; + u8 ans_reply_count; + __le16 frame_type; /* 0x01 for data frames, 0x02 otherwise */ + __le16 size; /* transport size */ + __le16 crc; /* CRC up to here */ + __le16 hermes_len; + __le16 hermes_rid; + u8 data[0]; +} __attribute__ ((packed)); + +/* Table of devices that work or may work with this driver */ +static struct usb_device_id ezusb_table[] = { + {USB_DEVICE(USB_COMPAQ_VENDOR_ID, USB_COMPAQ_WL215_ID)}, + {USB_DEVICE(USB_COMPAQ_VENDOR_ID, USB_HP_WL215_ID)}, + {USB_DEVICE(USB_COMPAQ_VENDOR_ID, USB_COMPAQ_W200_ID)}, + {USB_DEVICE(USB_MELCO_VENDOR_ID, USB_BUFFALO_L11_ID)}, + {USB_DEVICE(USB_MELCO_VENDOR_ID, USB_BUFFALO_L11G_WR_ID)}, + {USB_DEVICE(USB_MELCO_VENDOR_ID, USB_BUFFALO_L11G_ID)}, + {USB_DEVICE(USB_LUCENT_VENDOR_ID, USB_LUCENT_ORINOCO_ID)}, + {USB_DEVICE(USB_AVAYA8_VENDOR_ID, USB_AVAYA_WIRELESS_ID)}, + {USB_DEVICE(USB_AVAYAE_VENDOR_ID, USB_AVAYA_WIRELESS_ID)}, + {USB_DEVICE(USB_AGERE_VENDOR_ID, USB_AGERE_MODEL0801_ID)}, + {USB_DEVICE(USB_AGERE_VENDOR_ID, USB_AGERE_MODEL0802_ID)}, + {USB_DEVICE(USB_ELSA_VENDOR_ID, USB_ELSA_AIRLANCER_ID)}, + {USB_DEVICE(USB_LEGEND_VENDOR_ID, USB_LEGEND_JOYNET_ID)}, + {USB_DEVICE_VER(USB_SAMSUNG_VENDOR_ID, USB_SAMSUNG_SEW2001U1_ID, + 0, 0)}, + {USB_DEVICE(USB_SAMSUNG_VENDOR_ID, USB_SAMSUNG_SEW2001U2_ID)}, + {USB_DEVICE(USB_SAMSUNG_VENDOR_ID, USB_SAMSUNG_SEW2003U_ID)}, + {USB_DEVICE(USB_IGATE_VENDOR_ID, USB_IGATE_IGATE_11M_ID)}, + {USB_DEVICE(USB_FUJITSU_VENDOR_ID, USB_FUJITSU_E1100_ID)}, + {USB_DEVICE(USB_2WIRE_VENDOR_ID, USB_2WIRE_WIRELESS_ID)}, + {USB_DEVICE(USB_AGERE_VENDOR_ID, USB_AGERE_REBRANDED_ID)}, + {} /* Terminating entry */ +}; + +MODULE_DEVICE_TABLE(usb, ezusb_table); + +/* Structure to hold all of our device specific stuff */ +struct ezusb_priv { + struct usb_device *udev; + struct net_device *dev; + struct mutex mtx; + spinlock_t req_lock; + struct list_head req_pending; + struct list_head req_active; + spinlock_t reply_count_lock; + u16 hermes_reg_fake[0x40]; + u8 *bap_buf; + struct urb *read_urb; + int read_pipe; + int write_pipe; + u8 reply_count; +}; + +enum ezusb_state { + EZUSB_CTX_START, + EZUSB_CTX_QUEUED, + EZUSB_CTX_REQ_SUBMITTED, + EZUSB_CTX_REQ_COMPLETE, + EZUSB_CTX_RESP_RECEIVED, + EZUSB_CTX_REQ_TIMEOUT, + EZUSB_CTX_REQ_FAILED, + EZUSB_CTX_RESP_TIMEOUT, + EZUSB_CTX_REQSUBMIT_FAIL, + EZUSB_CTX_COMPLETE, +}; + +struct request_context { + struct list_head list; + atomic_t refcount; + struct completion done; /* Signals that CTX is dead */ + int killed; + struct urb *outurb; /* OUT for req pkt */ + struct ezusb_priv *upriv; + struct ezusb_packet *buf; + int buf_length; + struct timer_list timer; /* Timeout handling */ + enum ezusb_state state; /* Current state */ + /* the RID that we will wait for */ + u16 out_rid; + u16 in_rid; +}; + + +/* Forward declarations */ +static void ezusb_ctx_complete(struct request_context *ctx); +static void ezusb_req_queue_run(struct ezusb_priv *upriv); +static void ezusb_bulk_in_callback(struct urb *urb); + +static inline u8 ezusb_reply_inc(u8 count) +{ + if (count < 0x7F) + return count + 1; + else + return 1; +} + +static void ezusb_request_context_put(struct request_context *ctx) +{ + if (!atomic_dec_and_test(&ctx->refcount)) + return; + + WARN_ON(!ctx->done.done); + BUG_ON(ctx->outurb->status == -EINPROGRESS); + BUG_ON(timer_pending(&ctx->timer)); + usb_free_urb(ctx->outurb); + kfree(ctx->buf); + kfree(ctx); +} + +static inline void ezusb_mod_timer(struct ezusb_priv *upriv, + struct timer_list *timer, + unsigned long expire) +{ + if (!upriv->udev) + return; + mod_timer(timer, expire); +} + +static void ezusb_request_timerfn(u_long _ctx) +{ + struct request_context *ctx = (void *) _ctx; + + ctx->outurb->transfer_flags |= URB_ASYNC_UNLINK; + if (usb_unlink_urb(ctx->outurb) == -EINPROGRESS) { + ctx->state = EZUSB_CTX_REQ_TIMEOUT; + } else { + ctx->state = EZUSB_CTX_RESP_TIMEOUT; + dbg("couldn't unlink"); + atomic_inc(&ctx->refcount); + ctx->killed = 1; + ezusb_ctx_complete(ctx); + ezusb_request_context_put(ctx); + } +}; + +static struct request_context *ezusb_alloc_ctx(struct ezusb_priv *upriv, + u16 out_rid, u16 in_rid) +{ + struct request_context *ctx; + + ctx = kmalloc(sizeof(*ctx), GFP_ATOMIC); + if (!ctx) + return NULL; + + memset(ctx, 0, sizeof(*ctx)); + + ctx->buf = kmalloc(BULK_BUF_SIZE, GFP_ATOMIC); + if (!ctx->buf) { + kfree(ctx); + return NULL; + } + ctx->outurb = usb_alloc_urb(0, GFP_ATOMIC); + if (!ctx->outurb) { + kfree(ctx->buf); + kfree(ctx); + return NULL; + } + + ctx->upriv = upriv; + ctx->state = EZUSB_CTX_START; + ctx->out_rid = out_rid; + ctx->in_rid = in_rid; + + atomic_set(&ctx->refcount, 1); + init_completion(&ctx->done); + + init_timer(&ctx->timer); + ctx->timer.function = ezusb_request_timerfn; + ctx->timer.data = (u_long) ctx; + return ctx; +} + + +/* Hopefully the real complete_all will soon be exported, in the mean + * while this should work. */ +static inline void ezusb_complete_all(struct completion *comp) +{ + complete(comp); + complete(comp); + complete(comp); + complete(comp); +} + +static void ezusb_ctx_complete(struct request_context *ctx) +{ + struct ezusb_priv *upriv = ctx->upriv; + unsigned long flags; + + spin_lock_irqsave(&upriv->req_lock, flags); + + list_del_init(&ctx->list); + if (upriv->udev) { + spin_unlock_irqrestore(&upriv->req_lock, flags); + ezusb_req_queue_run(upriv); + spin_lock_irqsave(&upriv->req_lock, flags); + } + + switch (ctx->state) { + case EZUSB_CTX_COMPLETE: + case EZUSB_CTX_REQSUBMIT_FAIL: + case EZUSB_CTX_REQ_FAILED: + case EZUSB_CTX_REQ_TIMEOUT: + case EZUSB_CTX_RESP_TIMEOUT: + spin_unlock_irqrestore(&upriv->req_lock, flags); + + if ((ctx->out_rid == EZUSB_RID_TX) && upriv->dev) { + struct net_device *dev = upriv->dev; + struct orinoco_private *priv = ndev_priv(dev); + struct net_device_stats *stats = &priv->stats; + + if (ctx->state != EZUSB_CTX_COMPLETE) + stats->tx_errors++; + else + stats->tx_packets++; + + netif_wake_queue(dev); + } + ezusb_complete_all(&ctx->done); + ezusb_request_context_put(ctx); + break; + + default: + spin_unlock_irqrestore(&upriv->req_lock, flags); + if (!upriv->udev) { + /* This is normal, as all request contexts get flushed + * when the device is disconnected */ + err("Called, CTX not terminating, but device gone"); + ezusb_complete_all(&ctx->done); + ezusb_request_context_put(ctx); + break; + } + + err("Called, CTX not in terminating state."); + /* Things are really bad if this happens. Just leak + * the CTX because it may still be linked to the + * queue or the OUT urb may still be active. + * Just leaking at least prevents an Oops or Panic. + */ + break; + } +} + +/** + * ezusb_req_queue_run: + * Description: + * Note: Only one active CTX at any one time, because there's no + * other (reliable) way to match the response URB to the correct + * CTX. + **/ +static void ezusb_req_queue_run(struct ezusb_priv *upriv) +{ + unsigned long flags; + struct request_context *ctx; + int result; + + spin_lock_irqsave(&upriv->req_lock, flags); + + if (!list_empty(&upriv->req_active)) + goto unlock; + + if (list_empty(&upriv->req_pending)) + goto unlock; + + ctx = + list_entry(upriv->req_pending.next, struct request_context, + list); + + if (!ctx->upriv->udev) + goto unlock; + + /* We need to split this off to avoid a race condition */ + list_move_tail(&ctx->list, &upriv->req_active); + + if (ctx->state == EZUSB_CTX_QUEUED) { + atomic_inc(&ctx->refcount); + result = usb_submit_urb(ctx->outurb, GFP_ATOMIC); + if (result) { + ctx->state = EZUSB_CTX_REQSUBMIT_FAIL; + + spin_unlock_irqrestore(&upriv->req_lock, flags); + + err("Fatal, failed to submit command urb." + " error=%d\n", result); + + ezusb_ctx_complete(ctx); + ezusb_request_context_put(ctx); + goto done; + } + + ctx->state = EZUSB_CTX_REQ_SUBMITTED; + ezusb_mod_timer(ctx->upriv, &ctx->timer, + jiffies + DEF_TIMEOUT); + } + + unlock: + spin_unlock_irqrestore(&upriv->req_lock, flags); + + done: + return; +} + +static void ezusb_req_enqueue_run(struct ezusb_priv *upriv, + struct request_context *ctx) +{ + unsigned long flags; + + spin_lock_irqsave(&upriv->req_lock, flags); + + if (!ctx->upriv->udev) { + spin_unlock_irqrestore(&upriv->req_lock, flags); + goto done; + } + atomic_inc(&ctx->refcount); + list_add_tail(&ctx->list, &upriv->req_pending); + spin_unlock_irqrestore(&upriv->req_lock, flags); + + ctx->state = EZUSB_CTX_QUEUED; + ezusb_req_queue_run(upriv); + + done: + return; +} + +static void ezusb_request_out_callback(struct urb *urb) +{ + unsigned long flags; + enum ezusb_state state; + struct request_context *ctx = urb->context; + struct ezusb_priv *upriv = ctx->upriv; + + spin_lock_irqsave(&upriv->req_lock, flags); + + del_timer(&ctx->timer); + + if (ctx->killed) { + spin_unlock_irqrestore(&upriv->req_lock, flags); + pr_warning("interrupt called with dead ctx"); + goto out; + } + + state = ctx->state; + + if (urb->status == 0) { + switch (state) { + case EZUSB_CTX_REQ_SUBMITTED: + if (ctx->in_rid) { + ctx->state = EZUSB_CTX_REQ_COMPLETE; + /* reply URB still pending */ + ezusb_mod_timer(upriv, &ctx->timer, + jiffies + DEF_TIMEOUT); + spin_unlock_irqrestore(&upriv->req_lock, + flags); + break; + } + /* fall through */ + case EZUSB_CTX_RESP_RECEIVED: + /* IN already received before this OUT-ACK */ + ctx->state = EZUSB_CTX_COMPLETE; + spin_unlock_irqrestore(&upriv->req_lock, flags); + ezusb_ctx_complete(ctx); + break; + + default: + spin_unlock_irqrestore(&upriv->req_lock, flags); + err("Unexpected state(0x%x, %d) in OUT URB", + state, urb->status); + break; + } + } else { + /* If someone cancels the OUT URB then its status + * should be either -ECONNRESET or -ENOENT. + */ + switch (state) { + case EZUSB_CTX_REQ_SUBMITTED: + case EZUSB_CTX_RESP_RECEIVED: + ctx->state = EZUSB_CTX_REQ_FAILED; + /* fall through */ + + case EZUSB_CTX_REQ_FAILED: + case EZUSB_CTX_REQ_TIMEOUT: + spin_unlock_irqrestore(&upriv->req_lock, flags); + + ezusb_ctx_complete(ctx); + break; + + default: + spin_unlock_irqrestore(&upriv->req_lock, flags); + + err("Unexpected state(0x%x, %d) in OUT URB", + state, urb->status); + break; + } + } + out: + ezusb_request_context_put(ctx); +} + +static void ezusb_request_in_callback(struct ezusb_priv *upriv, + struct urb *urb) +{ + struct ezusb_packet *ans = urb->transfer_buffer; + struct request_context *ctx = NULL; + enum ezusb_state state; + unsigned long flags; + + /* Find the CTX on the active queue that requested this URB */ + spin_lock_irqsave(&upriv->req_lock, flags); + if (upriv->udev) { + struct list_head *item; + + list_for_each(item, &upriv->req_active) { + struct request_context *c; + int reply_count; + + c = list_entry(item, struct request_context, list); + reply_count = + ezusb_reply_inc(c->buf->req_reply_count); + if ((ans->ans_reply_count == reply_count) + && (le16_to_cpu(ans->hermes_rid) == c->in_rid)) { + ctx = c; + break; + } + dbg("Skipped (0x%x/0x%x) (%d/%d)", + le16_to_cpu(ans->hermes_rid), + c->in_rid, ans->ans_reply_count, reply_count); + } + } + + if (ctx == NULL) { + spin_unlock_irqrestore(&upriv->req_lock, flags); + err("%s: got unexpected RID: 0x%04X", __func__, + le16_to_cpu(ans->hermes_rid)); + ezusb_req_queue_run(upriv); + return; + } + + /* The data we want is in the in buffer, exchange */ + urb->transfer_buffer = ctx->buf; + ctx->buf = (void *) ans; + ctx->buf_length = urb->actual_length; + + state = ctx->state; + switch (state) { + case EZUSB_CTX_REQ_SUBMITTED: + /* We have received our response URB before + * our request has been acknowledged. Do NOT + * destroy our CTX yet, because our OUT URB + * is still alive ... + */ + ctx->state = EZUSB_CTX_RESP_RECEIVED; + spin_unlock_irqrestore(&upriv->req_lock, flags); + + /* Let the machine continue running. */ + break; + + case EZUSB_CTX_REQ_COMPLETE: + /* This is the usual path: our request + * has already been acknowledged, and + * we have now received the reply. + */ + ctx->state = EZUSB_CTX_COMPLETE; + + /* Stop the intimer */ + del_timer(&ctx->timer); + spin_unlock_irqrestore(&upriv->req_lock, flags); + + /* Call the completion handler */ + ezusb_ctx_complete(ctx); + break; + + default: + spin_unlock_irqrestore(&upriv->req_lock, flags); + + pr_warning("Matched IN URB, unexpected context state(0x%x)", + state); + /* Throw this CTX away and try submitting another */ + del_timer(&ctx->timer); + ctx->outurb->transfer_flags |= URB_ASYNC_UNLINK; + usb_unlink_urb(ctx->outurb); + ezusb_req_queue_run(upriv); + break; + } /* switch */ +} + + +static void ezusb_req_ctx_wait(struct ezusb_priv *upriv, + struct request_context *ctx) +{ + switch (ctx->state) { + case EZUSB_CTX_QUEUED: + case EZUSB_CTX_REQ_SUBMITTED: + case EZUSB_CTX_REQ_COMPLETE: + case EZUSB_CTX_RESP_RECEIVED: + if (in_softirq()) { + /* If we get called from a timer, timeout timers don't + * get the chance to run themselves. So we make sure + * that we don't sleep for ever */ + int msecs = DEF_TIMEOUT * (1000 / HZ); + while (!ctx->done.done && msecs--) + udelay(1000); + } else { + wait_event_interruptible(ctx->done.wait, + ctx->done.done); + } + break; + default: + /* Done or failed - nothing to wait for */ + break; + } +} + +static inline u16 build_crc(struct ezusb_packet *data) +{ + u16 crc = 0; + u8 *bytes = (u8 *)data; + int i; + + for (i = 0; i < 8; i++) + crc = (crc << 1) + bytes[i]; + + return crc; +} + +/** + * ezusb_fill_req: + * + * if data == NULL and length > 0 the data is assumed to be already in + * the target buffer and only the header is filled. + * + */ +static int ezusb_fill_req(struct ezusb_packet *req, u16 length, u16 rid, + const void *data, u16 frame_type, u8 reply_count) +{ + int total_size = sizeof(*req) + length; + + BUG_ON(total_size > BULK_BUF_SIZE); + + req->magic = cpu_to_le16(EZUSB_MAGIC); + req->req_reply_count = reply_count; + req->ans_reply_count = 0; + req->frame_type = cpu_to_le16(frame_type); + req->size = cpu_to_le16(length + 4); + req->crc = cpu_to_le16(build_crc(req)); + req->hermes_len = cpu_to_le16(HERMES_BYTES_TO_RECLEN(length)); + req->hermes_rid = cpu_to_le16(rid); + if (data) + memcpy(req->data, data, length); + return total_size; +} + +static int ezusb_submit_in_urb(struct ezusb_priv *upriv) +{ + int retval = 0; + void *cur_buf = upriv->read_urb->transfer_buffer; + + if (upriv->read_urb->status == -EINPROGRESS) { + dbg("urb busy, not resubmiting"); + retval = -EBUSY; + goto exit; + } + usb_fill_bulk_urb(upriv->read_urb, upriv->udev, upriv->read_pipe, + cur_buf, BULK_BUF_SIZE, + ezusb_bulk_in_callback, upriv); + upriv->read_urb->transfer_flags = 0; + retval = usb_submit_urb(upriv->read_urb, GFP_ATOMIC); + if (retval) + err("%s submit failed %d", __func__, retval); + + exit: + return retval; +} + +static inline int ezusb_8051_cpucs(struct ezusb_priv *upriv, int reset) +{ + u8 res_val = reset; /* avoid argument promotion */ + + if (!upriv->udev) { + err("%s: !upriv->udev", __func__); + return -EFAULT; + } + return usb_control_msg(upriv->udev, + usb_sndctrlpipe(upriv->udev, 0), + EZUSB_REQUEST_FW_TRANS, + USB_TYPE_VENDOR | USB_RECIP_DEVICE | + USB_DIR_OUT, EZUSB_CPUCS_REG, 0, &res_val, + sizeof(res_val), DEF_TIMEOUT); +} + +static int ezusb_firmware_download(struct ezusb_priv *upriv, + struct ez_usb_fw *fw) +{ + u8 fw_buffer[FW_BUF_SIZE]; + int retval, addr; + int variant_offset; + + /* + * This byte is 1 and should be replaced with 0. The offset is + * 0x10AD in version 0.0.6. The byte in question should follow + * the end of the code pointed to by the jump in the beginning + * of the firmware. Also, it is read by code located at 0x358. + */ + variant_offset = be16_to_cpup((__be16 *) &fw->code[FW_VAR_OFFSET_PTR]); + if (variant_offset >= fw->size) { + printk(KERN_ERR PFX "Invalid firmware variant offset: " + "0x%04x\n", variant_offset); + retval = -EINVAL; + goto fail; + } + + retval = ezusb_8051_cpucs(upriv, 1); + if (retval < 0) + goto fail; + for (addr = 0; addr < fw->size; addr += FW_BUF_SIZE) { + /* 0x100-0x300 should be left alone, it contains card + * specific data, like USB enumeration information */ + if ((addr >= FW_HOLE_START) && (addr < FW_HOLE_END)) + continue; + + memcpy(fw_buffer, &fw->code[addr], FW_BUF_SIZE); + if (variant_offset >= addr && + variant_offset < addr + FW_BUF_SIZE) { + dbg("Patching card_variant byte at 0x%04X", + variant_offset); + fw_buffer[variant_offset - addr] = FW_VAR_VALUE; + } + retval = usb_control_msg(upriv->udev, + usb_sndctrlpipe(upriv->udev, 0), + EZUSB_REQUEST_FW_TRANS, + USB_TYPE_VENDOR | USB_RECIP_DEVICE + | USB_DIR_OUT, + addr, 0x0, + fw_buffer, FW_BUF_SIZE, + DEF_TIMEOUT); + + if (retval < 0) + goto fail; + } + retval = ezusb_8051_cpucs(upriv, 0); + if (retval < 0) + goto fail; + + goto exit; + fail: + printk(KERN_ERR PFX "Firmware download failed, error %d\n", + retval); + exit: + return retval; +} + +static int ezusb_access_ltv(struct ezusb_priv *upriv, + struct request_context *ctx, + u16 length, const void *data, u16 frame_type, + void *ans_buff, int ans_size, u16 *ans_length) +{ + int req_size; + int retval = 0; + enum ezusb_state state; + + BUG_ON(in_irq()); + + if (!upriv->udev) { + dbg("Device disconnected"); + return -ENODEV; + } + + if (upriv->read_urb->status != -EINPROGRESS) + err("%s: in urb not pending", __func__); + + /* protect upriv->reply_count, guarantee sequential numbers */ + spin_lock_bh(&upriv->reply_count_lock); + req_size = ezusb_fill_req(ctx->buf, length, ctx->out_rid, data, + frame_type, upriv->reply_count); + usb_fill_bulk_urb(ctx->outurb, upriv->udev, upriv->write_pipe, + ctx->buf, req_size, + ezusb_request_out_callback, ctx); + + if (ctx->in_rid) + upriv->reply_count = ezusb_reply_inc(upriv->reply_count); + + ezusb_req_enqueue_run(upriv, ctx); + + spin_unlock_bh(&upriv->reply_count_lock); + + if (ctx->in_rid) + ezusb_req_ctx_wait(upriv, ctx); + + state = ctx->state; + switch (state) { + case EZUSB_CTX_COMPLETE: + retval = ctx->outurb->status; + break; + + case EZUSB_CTX_QUEUED: + case EZUSB_CTX_REQ_SUBMITTED: + if (!ctx->in_rid) + break; + default: + err("%s: Unexpected context state %d", __func__, + state); + /* fall though */ + case EZUSB_CTX_REQ_TIMEOUT: + case EZUSB_CTX_REQ_FAILED: + case EZUSB_CTX_RESP_TIMEOUT: + case EZUSB_CTX_REQSUBMIT_FAIL: + printk(KERN_ERR PFX "Access failed, resetting (state %d," + " reply_count %d)\n", state, upriv->reply_count); + upriv->reply_count = 0; + if (state == EZUSB_CTX_REQ_TIMEOUT + || state == EZUSB_CTX_RESP_TIMEOUT) { + printk(KERN_ERR PFX "ctx timed out\n"); + retval = -ETIMEDOUT; + } else { + printk(KERN_ERR PFX "ctx failed\n"); + retval = -EFAULT; + } + goto exit; + break; + } + if (ctx->in_rid) { + struct ezusb_packet *ans = ctx->buf; + int exp_len; + + if (ans->hermes_len != 0) + exp_len = le16_to_cpu(ans->hermes_len) * 2 + 12; + else + exp_len = 14; + + if (exp_len != ctx->buf_length) { + err("%s: length mismatch for RID 0x%04x: " + "expected %d, got %d", __func__, + ctx->in_rid, exp_len, ctx->buf_length); + retval = -EIO; + goto exit; + } + + if (ans_buff) + memcpy(ans_buff, ans->data, + min_t(int, exp_len, ans_size)); + if (ans_length) + *ans_length = le16_to_cpu(ans->hermes_len); + } + exit: + ezusb_request_context_put(ctx); + return retval; +} + +static int ezusb_write_ltv(hermes_t *hw, int bap, u16 rid, + u16 length, const void *data) +{ + struct ezusb_priv *upriv = hw->priv; + u16 frame_type; + struct request_context *ctx; + + if (length == 0) + return -EINVAL; + + length = HERMES_RECLEN_TO_BYTES(length); + + /* On memory mapped devices HERMES_RID_CNFGROUPADDRESSES can be + * set to be empty, but the USB bridge doesn't like it */ + if (length == 0) + return 0; + + ctx = ezusb_alloc_ctx(upriv, rid, EZUSB_RID_ACK); + if (!ctx) + return -ENOMEM; + + if (rid == EZUSB_RID_TX) + frame_type = EZUSB_FRAME_DATA; + else + frame_type = EZUSB_FRAME_CONTROL; + + return ezusb_access_ltv(upriv, ctx, length, data, frame_type, + NULL, 0, NULL); +} + +static int ezusb_read_ltv(hermes_t *hw, int bap, u16 rid, + unsigned bufsize, u16 *length, void *buf) +{ + struct ezusb_priv *upriv = hw->priv; + struct request_context *ctx; + + if ((bufsize < 0) || (bufsize % 2)) + return -EINVAL; + + ctx = ezusb_alloc_ctx(upriv, rid, rid); + if (!ctx) + return -ENOMEM; + + return ezusb_access_ltv(upriv, ctx, 0, NULL, EZUSB_FRAME_CONTROL, + buf, bufsize, length); +} + +static int ezusb_doicmd_wait(hermes_t *hw, u16 cmd, u16 parm0, u16 parm1, + u16 parm2, struct hermes_response *resp) +{ + struct ezusb_priv *upriv = hw->priv; + struct request_context *ctx; + + __le16 data[4] = { + cpu_to_le16(cmd), + cpu_to_le16(parm0), + cpu_to_le16(parm1), + cpu_to_le16(parm2), + }; + dbg("0x%04X, parm0 0x%04X, parm1 0x%04X, parm2 0x%04X", + cmd, parm0, parm1, parm2); + ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_DOCMD, EZUSB_RID_ACK); + if (!ctx) + return -ENOMEM; + + return ezusb_access_ltv(upriv, ctx, sizeof(data), &data, + EZUSB_FRAME_CONTROL, NULL, 0, NULL); +} + +static int ezusb_docmd_wait(hermes_t *hw, u16 cmd, u16 parm0, + struct hermes_response *resp) +{ + struct ezusb_priv *upriv = hw->priv; + struct request_context *ctx; + + __le16 data[4] = { + cpu_to_le16(cmd), + cpu_to_le16(parm0), + 0, + 0, + }; + dbg("0x%04X, parm0 0x%04X", cmd, parm0); + ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_DOCMD, EZUSB_RID_ACK); + if (!ctx) + return -ENOMEM; + + return ezusb_access_ltv(upriv, ctx, sizeof(data), &data, + EZUSB_FRAME_CONTROL, NULL, 0, NULL); +} + +static int ezusb_bap_pread(struct hermes *hw, int bap, + void *buf, int len, u16 id, u16 offset) +{ + struct ezusb_priv *upriv = hw->priv; + struct ezusb_packet *ans = (void *) upriv->read_urb->transfer_buffer; + int actual_length = upriv->read_urb->actual_length; + + if (id == EZUSB_RID_RX) { + if ((sizeof(*ans) + offset + len) > actual_length) { + printk(KERN_ERR PFX "BAP read beyond buffer end " + "in rx frame\n"); + return -EINVAL; + } + memcpy(buf, ans->data + offset, len); + return 0; + } + + if (EZUSB_IS_INFO(id)) { + /* Include 4 bytes for length/type */ + if ((sizeof(*ans) + offset + len - 4) > actual_length) { + printk(KERN_ERR PFX "BAP read beyond buffer end " + "in info frame\n"); + return -EFAULT; + } + memcpy(buf, ans->data + offset - 4, len); + } else { + printk(KERN_ERR PFX "Unexpected fid 0x%04x\n", id); + return -EINVAL; + } + + return 0; +} + +static int ezusb_read_pda(struct hermes *hw, __le16 *pda, + u32 pda_addr, u16 pda_len) +{ + struct ezusb_priv *upriv = hw->priv; + struct request_context *ctx; + __le16 data[] = { + cpu_to_le16(pda_addr & 0xffff), + cpu_to_le16(pda_len - 4) + }; + ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_READ_PDA, EZUSB_RID_READ_PDA); + if (!ctx) + return -ENOMEM; + + /* wl_lkm does not include PDA size in the PDA area. + * We will pad the information into pda, so other routines + * don't have to be modified */ + pda[0] = cpu_to_le16(pda_len - 2); + /* Includes CFG_PROD_DATA but not itself */ + pda[1] = cpu_to_le16(0x0800); /* CFG_PROD_DATA */ + + return ezusb_access_ltv(upriv, ctx, sizeof(data), &data, + EZUSB_FRAME_CONTROL, &pda[2], pda_len - 4, + NULL); +} + +static int ezusb_program_init(struct hermes *hw, u32 entry_point) +{ + struct ezusb_priv *upriv = hw->priv; + struct request_context *ctx; + __le32 data = cpu_to_le32(entry_point); + + ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_PROG_INIT, EZUSB_RID_ACK); + if (!ctx) + return -ENOMEM; + + return ezusb_access_ltv(upriv, ctx, sizeof(data), &data, + EZUSB_FRAME_CONTROL, NULL, 0, NULL); +} + +static int ezusb_program_end(struct hermes *hw) +{ + struct ezusb_priv *upriv = hw->priv; + struct request_context *ctx; + + ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_PROG_END, EZUSB_RID_ACK); + if (!ctx) + return -ENOMEM; + + return ezusb_access_ltv(upriv, ctx, 0, NULL, + EZUSB_FRAME_CONTROL, NULL, 0, NULL); +} + +static int ezusb_program_bytes(struct hermes *hw, const char *buf, + u32 addr, u32 len) +{ + struct ezusb_priv *upriv = hw->priv; + struct request_context *ctx; + __le32 data = cpu_to_le32(addr); + int err; + + ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_PROG_SET_ADDR, EZUSB_RID_ACK); + if (!ctx) + return -ENOMEM; + + err = ezusb_access_ltv(upriv, ctx, sizeof(data), &data, + EZUSB_FRAME_CONTROL, NULL, 0, NULL); + if (err) + return err; + + ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_PROG_BYTES, EZUSB_RID_ACK); + if (!ctx) + return -ENOMEM; + + return ezusb_access_ltv(upriv, ctx, len, buf, + EZUSB_FRAME_CONTROL, NULL, 0, NULL); +} + +static int ezusb_program(struct hermes *hw, const char *buf, + u32 addr, u32 len) +{ + u32 ch_addr; + u32 ch_len; + int err = 0; + + /* We can only send 2048 bytes out of the bulk xmit at a time, + * so we have to split any programming into chunks of <2048 + * bytes. */ + + ch_len = (len < MAX_DL_SIZE) ? len : MAX_DL_SIZE; + ch_addr = addr; + + while (ch_addr < (addr + len)) { + pr_debug("Programming subblock of length %d " + "to address 0x%08x. Data @ %p\n", + ch_len, ch_addr, &buf[ch_addr - addr]); + + err = ezusb_program_bytes(hw, &buf[ch_addr - addr], + ch_addr, ch_len); + if (err) + break; + + ch_addr += ch_len; + ch_len = ((addr + len - ch_addr) < MAX_DL_SIZE) ? + (addr + len - ch_addr) : MAX_DL_SIZE; + } + + return err; +} + +static netdev_tx_t ezusb_xmit(struct sk_buff *skb, struct net_device *dev) +{ + struct orinoco_private *priv = ndev_priv(dev); + struct net_device_stats *stats = &priv->stats; + struct ezusb_priv *upriv = priv->card; + int err = 0; + char *p; + struct ethhdr *eh; + int len, data_len, data_off; + __le16 tx_control; + unsigned long flags; + struct request_context *ctx; + u8 *buf; + int tx_size; + + if (!netif_running(dev)) { + printk(KERN_ERR "%s: Tx on stopped device!\n", + dev->name); + return NETDEV_TX_BUSY; + } + + if (netif_queue_stopped(dev)) { + printk(KERN_DEBUG "%s: Tx while transmitter busy!\n", + dev->name); + return NETDEV_TX_BUSY; + } + + if (orinoco_lock(priv, &flags) != 0) { + printk(KERN_ERR + "%s: orinoco_xmit() called while hw_unavailable\n", + dev->name); + return NETDEV_TX_BUSY; + } + + if (!netif_carrier_ok(dev) || + (priv->iw_mode == NL80211_IFTYPE_MONITOR)) { + /* Oops, the firmware hasn't established a connection, + silently drop the packet (this seems to be the + safest approach). */ + stats->tx_errors++; + orinoco_unlock(priv, &flags); + dev_kfree_skb(skb); + return NETDEV_TX_OK; + } + + ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_TX, 0); + if (!ctx) + goto fail; + + memset(ctx->buf, 0, BULK_BUF_SIZE); + buf = ctx->buf->data; + + /* Length of the packet body */ + /* FIXME: what if the skb is smaller than this? */ + len = max_t(int, skb->len - ETH_HLEN, ETH_ZLEN - ETH_HLEN); + + eh = (struct ethhdr *) skb->data; + + tx_control = cpu_to_le16(0); + memcpy(buf, &tx_control, sizeof(tx_control)); + buf += sizeof(tx_control); + /* Encapsulate Ethernet-II frames */ + if (ntohs(eh->h_proto) > ETH_DATA_LEN) { /* Ethernet-II frame */ + struct header_struct *hdr = (void *) buf; + buf += sizeof(*hdr); + data_len = len; + data_off = sizeof(tx_control) + sizeof(*hdr); + p = skb->data + ETH_HLEN; + + /* 802.3 header */ + memcpy(hdr->dest, eh->h_dest, ETH_ALEN); + memcpy(hdr->src, eh->h_source, ETH_ALEN); + hdr->len = htons(data_len + ENCAPS_OVERHEAD); + + /* 802.2 header */ + memcpy(&hdr->dsap, &encaps_hdr, sizeof(encaps_hdr)); + + hdr->ethertype = eh->h_proto; + } else { /* IEEE 802.3 frame */ + data_len = len + ETH_HLEN; + data_off = sizeof(tx_control); + p = skb->data; + } + + memcpy(buf, p, data_len); + buf += data_len; + + /* Finally, we actually initiate the send */ + netif_stop_queue(dev); + + /* The card may behave better if we send evenly sized usb transfers */ + tx_size = ALIGN(buf - ctx->buf->data, 2); + + err = ezusb_access_ltv(upriv, ctx, tx_size, NULL, + EZUSB_FRAME_DATA, NULL, 0, NULL); + + if (err) { + netif_start_queue(dev); + if (net_ratelimit()) + printk(KERN_ERR "%s: Error %d transmitting packet\n", + dev->name, err); + stats->tx_errors++; + goto fail; + } + + dev->trans_start = jiffies; + stats->tx_bytes += data_off + data_len; + + orinoco_unlock(priv, &flags); + + dev_kfree_skb(skb); + + return NETDEV_TX_OK; + + fail: + orinoco_unlock(priv, &flags); + return NETDEV_TX_BUSY; +} + +static int ezusb_allocate(struct hermes *hw, u16 size, u16 *fid) +{ + *fid = EZUSB_RID_TX; + return 0; +} + + +static int ezusb_hard_reset(struct orinoco_private *priv) +{ + struct ezusb_priv *upriv = priv->card; + int retval = ezusb_8051_cpucs(upriv, 1); + + if (retval < 0) { + err("Failed to reset"); + return retval; + } + + retval = ezusb_8051_cpucs(upriv, 0); + if (retval < 0) { + err("Failed to unreset"); + return retval; + } + + dbg("sending control message"); + retval = usb_control_msg(upriv->udev, + usb_sndctrlpipe(upriv->udev, 0), + EZUSB_REQUEST_TRIGER, + USB_TYPE_VENDOR | USB_RECIP_DEVICE | + USB_DIR_OUT, 0x0, 0x0, NULL, 0, + DEF_TIMEOUT); + if (retval < 0) { + err("EZUSB_REQUEST_TRIGER failed retval %d", retval); + return retval; + } +#if 0 + dbg("Sending EZUSB_REQUEST_TRIG_AC"); + retval = usb_control_msg(upriv->udev, + usb_sndctrlpipe(upriv->udev, 0), + EZUSB_REQUEST_TRIG_AC, + USB_TYPE_VENDOR | USB_RECIP_DEVICE | + USB_DIR_OUT, 0x00FA, 0x0, NULL, 0, + DEF_TIMEOUT); + if (retval < 0) { + err("EZUSB_REQUEST_TRIG_AC failed retval %d", retval); + return retval; + } +#endif + + return 0; +} + + +static int ezusb_init(hermes_t *hw) +{ + struct ezusb_priv *upriv = hw->priv; + int retval; + + BUG_ON(in_interrupt()); + BUG_ON(!upriv); + + upriv->reply_count = 0; + /* Write the MAGIC number on the simulated registers to keep + * orinoco.c happy */ + hermes_write_regn(hw, SWSUPPORT0, HERMES_MAGIC); + hermes_write_regn(hw, RXFID, EZUSB_RID_RX); + + usb_kill_urb(upriv->read_urb); + ezusb_submit_in_urb(upriv); + + retval = ezusb_write_ltv(hw, 0, EZUSB_RID_INIT1, + HERMES_BYTES_TO_RECLEN(2), "\x10\x00"); + if (retval < 0) { + printk(KERN_ERR PFX "EZUSB_RID_INIT1 error %d\n", retval); + return retval; + } + + retval = ezusb_docmd_wait(hw, HERMES_CMD_INIT, 0, NULL); + if (retval < 0) { + printk(KERN_ERR PFX "HERMES_CMD_INIT error %d\n", retval); + return retval; + } + + return 0; +} + +static void ezusb_bulk_in_callback(struct urb *urb) +{ + struct ezusb_priv *upriv = (struct ezusb_priv *) urb->context; + struct ezusb_packet *ans = urb->transfer_buffer; + u16 crc; + u16 hermes_rid; + + if (upriv->udev == NULL) { + dbg("disconnected"); + return; + } + + if (urb->status == -ETIMEDOUT) { + /* When a device gets unplugged we get this every time + * we resubmit, flooding the logs. Since we don't use + * USB timeouts, it shouldn't happen any other time*/ + pr_warning("%s: urb timed out, not resubmiting", __func__); + return; + } + if (urb->status == -ECONNABORTED) { + pr_warning("%s: connection abort, resubmiting urb", + __func__); + goto resubmit; + } + if ((urb->status == -EILSEQ) + || (urb->status == -ENOENT) + || (urb->status == -ECONNRESET)) { + dbg("status %d, not resubmiting", urb->status); + return; + } + if (urb->status) + dbg("status: %d length: %d", + urb->status, urb->actual_length); + if (urb->actual_length < sizeof(*ans)) { + err("%s: short read, ignoring", __func__); + goto resubmit; + } + crc = build_crc(ans); + if (le16_to_cpu(ans->crc) != crc) { + err("CRC error, ignoring packet"); + goto resubmit; + } + + hermes_rid = le16_to_cpu(ans->hermes_rid); + if ((hermes_rid != EZUSB_RID_RX) && !EZUSB_IS_INFO(hermes_rid)) { + ezusb_request_in_callback(upriv, urb); + } else if (upriv->dev) { + struct net_device *dev = upriv->dev; + struct orinoco_private *priv = ndev_priv(dev); + hermes_t *hw = &priv->hw; + + if (hermes_rid == EZUSB_RID_RX) { + __orinoco_ev_rx(dev, hw); + } else { + hermes_write_regn(hw, INFOFID, + le16_to_cpu(ans->hermes_rid)); + __orinoco_ev_info(dev, hw); + } + } + + resubmit: + if (upriv->udev) + ezusb_submit_in_urb(upriv); +} + +static inline void ezusb_delete(struct ezusb_priv *upriv) +{ + struct net_device *dev; + struct list_head *item; + struct list_head *tmp_item; + unsigned long flags; + + BUG_ON(in_interrupt()); + BUG_ON(!upriv); + + dev = upriv->dev; + mutex_lock(&upriv->mtx); + + upriv->udev = NULL; /* No timer will be rearmed from here */ + + usb_kill_urb(upriv->read_urb); + + spin_lock_irqsave(&upriv->req_lock, flags); + list_for_each_safe(item, tmp_item, &upriv->req_active) { + struct request_context *ctx; + int err; + + ctx = list_entry(item, struct request_context, list); + atomic_inc(&ctx->refcount); + + ctx->outurb->transfer_flags |= URB_ASYNC_UNLINK; + err = usb_unlink_urb(ctx->outurb); + + spin_unlock_irqrestore(&upriv->req_lock, flags); + if (err == -EINPROGRESS) + wait_for_completion(&ctx->done); + + del_timer_sync(&ctx->timer); + /* FIXME: there is an slight chance for the irq handler to + * be running */ + if (!list_empty(&ctx->list)) + ezusb_ctx_complete(ctx); + + ezusb_request_context_put(ctx); + spin_lock_irqsave(&upriv->req_lock, flags); + } + spin_unlock_irqrestore(&upriv->req_lock, flags); + + list_for_each_safe(item, tmp_item, &upriv->req_pending) + ezusb_ctx_complete(list_entry(item, + struct request_context, list)); + + if (upriv->read_urb->status == -EINPROGRESS) + printk(KERN_ERR PFX "Some URB in progress\n"); + + mutex_unlock(&upriv->mtx); + + kfree(upriv->read_urb->transfer_buffer); + if (upriv->bap_buf != NULL) + kfree(upriv->bap_buf); + if (upriv->read_urb != NULL) + usb_free_urb(upriv->read_urb); + if (upriv->dev) { + struct orinoco_private *priv = ndev_priv(upriv->dev); + orinoco_if_del(priv); + free_orinocodev(priv); + } +} + +static void ezusb_lock_irqsave(spinlock_t *lock, + unsigned long *flags) __acquires(lock) +{ + spin_lock_bh(lock); +} + +static void ezusb_unlock_irqrestore(spinlock_t *lock, + unsigned long *flags) __releases(lock) +{ + spin_unlock_bh(lock); +} + +static void ezusb_lock_irq(spinlock_t *lock) __acquires(lock) +{ + spin_lock_bh(lock); +} + +static void ezusb_unlock_irq(spinlock_t *lock) __releases(lock) +{ + spin_unlock_bh(lock); +} + +static const struct hermes_ops ezusb_ops = { + .init = ezusb_init, + .cmd_wait = ezusb_docmd_wait, + .init_cmd_wait = ezusb_doicmd_wait, + .allocate = ezusb_allocate, + .read_ltv = ezusb_read_ltv, + .write_ltv = ezusb_write_ltv, + .bap_pread = ezusb_bap_pread, + .read_pda = ezusb_read_pda, + .program_init = ezusb_program_init, + .program_end = ezusb_program_end, + .program = ezusb_program, + .lock_irqsave = ezusb_lock_irqsave, + .unlock_irqrestore = ezusb_unlock_irqrestore, + .lock_irq = ezusb_lock_irq, + .unlock_irq = ezusb_unlock_irq, +}; + +static const struct net_device_ops ezusb_netdev_ops = { + .ndo_open = orinoco_open, + .ndo_stop = orinoco_stop, + .ndo_start_xmit = ezusb_xmit, + .ndo_set_multicast_list = orinoco_set_multicast_list, + .ndo_change_mtu = orinoco_change_mtu, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, + .ndo_tx_timeout = orinoco_tx_timeout, + .ndo_get_stats = orinoco_get_stats, +}; + +static int ezusb_probe(struct usb_interface *interface, + const struct usb_device_id *id) +{ + struct usb_device *udev = interface_to_usbdev(interface); + struct orinoco_private *priv; + hermes_t *hw; + struct ezusb_priv *upriv = NULL; + struct usb_interface_descriptor *iface_desc; + struct usb_endpoint_descriptor *ep; + const struct firmware *fw_entry; + int retval = 0; + int i; + + priv = alloc_orinocodev(sizeof(*upriv), &udev->dev, + ezusb_hard_reset, NULL); + if (!priv) { + err("Couldn't allocate orinocodev"); + goto exit; + } + + hw = &priv->hw; + + upriv = priv->card; + + mutex_init(&upriv->mtx); + spin_lock_init(&upriv->reply_count_lock); + + spin_lock_init(&upriv->req_lock); + INIT_LIST_HEAD(&upriv->req_pending); + INIT_LIST_HEAD(&upriv->req_active); + + upriv->udev = udev; + + hw->iobase = (void __force __iomem *) &upriv->hermes_reg_fake; + hw->reg_spacing = HERMES_16BIT_REGSPACING; + hw->priv = upriv; + hw->ops = &ezusb_ops; + + /* set up the endpoint information */ + /* check out the endpoints */ + + iface_desc = &interface->altsetting[0].desc; + for (i = 0; i < iface_desc->bNumEndpoints; ++i) { + ep = &interface->altsetting[0].endpoint[i].desc; + + if (((ep->bEndpointAddress & USB_ENDPOINT_DIR_MASK) + == USB_DIR_IN) && + ((ep->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) + == USB_ENDPOINT_XFER_BULK)) { + /* we found a bulk in endpoint */ + if (upriv->read_urb != NULL) { + pr_warning("Found a second bulk in ep, ignored"); + continue; + } + + upriv->read_urb = usb_alloc_urb(0, GFP_KERNEL); + if (!upriv->read_urb) { + err("No free urbs available"); + goto error; + } + if (le16_to_cpu(ep->wMaxPacketSize) != 64) + pr_warning("bulk in: wMaxPacketSize!= 64"); + if (ep->bEndpointAddress != (2 | USB_DIR_IN)) + pr_warning("bulk in: bEndpointAddress: %d", + ep->bEndpointAddress); + upriv->read_pipe = usb_rcvbulkpipe(udev, + ep-> + bEndpointAddress); + upriv->read_urb->transfer_buffer = + kmalloc(BULK_BUF_SIZE, GFP_KERNEL); + if (!upriv->read_urb->transfer_buffer) { + err("Couldn't allocate IN buffer"); + goto error; + } + } + + if (((ep->bEndpointAddress & USB_ENDPOINT_DIR_MASK) + == USB_DIR_OUT) && + ((ep->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) + == USB_ENDPOINT_XFER_BULK)) { + /* we found a bulk out endpoint */ + if (upriv->bap_buf != NULL) { + pr_warning("Found a second bulk out ep, ignored"); + continue; + } + + if (le16_to_cpu(ep->wMaxPacketSize) != 64) + pr_warning("bulk out: wMaxPacketSize != 64"); + if (ep->bEndpointAddress != 2) + pr_warning("bulk out: bEndpointAddress: %d", + ep->bEndpointAddress); + upriv->write_pipe = usb_sndbulkpipe(udev, + ep-> + bEndpointAddress); + upriv->bap_buf = kmalloc(BULK_BUF_SIZE, GFP_KERNEL); + if (!upriv->bap_buf) { + err("Couldn't allocate bulk_out_buffer"); + goto error; + } + } + } + if (!upriv->bap_buf || !upriv->read_urb) { + err("Didn't find the required bulk endpoints"); + goto error; + } + + if (request_firmware(&fw_entry, "orinoco_ezusb_fw", + &interface->dev) == 0) { + firmware.size = fw_entry->size; + firmware.code = fw_entry->data; + } + if (firmware.size && firmware.code) { + ezusb_firmware_download(upriv, &firmware); + } else { + err("No firmware to download"); + goto error; + } + + if (ezusb_hard_reset(priv) < 0) { + err("Cannot reset the device"); + goto error; + } + + /* If the firmware is already downloaded orinoco.c will call + * ezusb_init but if the firmware is not already there, that will make + * the kernel very unstable, so we try initializing here and quit in + * case of error */ + if (ezusb_init(hw) < 0) { + err("Couldn't initialize the device"); + err("Firmware may not be downloaded or may be wrong."); + goto error; + } + + /* Initialise the main driver */ + if (orinoco_init(priv) != 0) { + err("orinoco_init() failed\n"); + goto error; + } + + if (orinoco_if_add(priv, 0, 0, &ezusb_netdev_ops) != 0) { + upriv->dev = NULL; + err("%s: orinoco_if_add() failed", __func__); + goto error; + } + upriv->dev = priv->ndev; + + goto exit; + + error: + ezusb_delete(upriv); + if (upriv->dev) { + /* upriv->dev was 0, so ezusb_delete() didn't free it */ + free_orinocodev(priv); + } + upriv = NULL; + retval = -EFAULT; + exit: + if (fw_entry) { + firmware.code = NULL; + firmware.size = 0; + release_firmware(fw_entry); + } + usb_set_intfdata(interface, upriv); + return retval; +} + + +static void ezusb_disconnect(struct usb_interface *intf) +{ + struct ezusb_priv *upriv = usb_get_intfdata(intf); + usb_set_intfdata(intf, NULL); + ezusb_delete(upriv); + printk(KERN_INFO PFX "Disconnected\n"); +} + + +/* usb specific object needed to register this driver with the usb subsystem */ +static struct usb_driver orinoco_driver = { + .name = DRIVER_NAME, + .probe = ezusb_probe, + .disconnect = ezusb_disconnect, + .id_table = ezusb_table, +}; + +/* Can't be declared "const" or the whole __initdata section will + * become const */ +static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION + " (Manuel Estrada Sainz)"; + +static int __init ezusb_module_init(void) +{ + int err; + + printk(KERN_DEBUG "%s\n", version); + + /* register this driver with the USB subsystem */ + err = usb_register(&orinoco_driver); + if (err < 0) { + printk(KERN_ERR PFX "usb_register failed, error %d\n", + err); + return err; + } + + return 0; +} + +static void __exit ezusb_module_exit(void) +{ + /* deregister this driver with the USB subsystem */ + usb_deregister(&orinoco_driver); +} + + +module_init(ezusb_module_init); +module_exit(ezusb_module_exit); + +MODULE_AUTHOR("Manuel Estrada Sainz"); +MODULE_DESCRIPTION + ("Driver for Orinoco wireless LAN cards using EZUSB bridge"); +MODULE_LICENSE("Dual MPL/GPL"); diff --git a/drivers/net/wireless/orinoco/spectrum_cs.c b/drivers/net/wireless/orinoco/spectrum_cs.c index 59bda240fdc..9b1af4976bf 100644 --- a/drivers/net/wireless/orinoco/spectrum_cs.c +++ b/drivers/net/wireless/orinoco/spectrum_cs.c @@ -349,6 +349,7 @@ spectrum_cs_config(struct pcmcia_device *link) goto failed; hermes_struct_init(hw, mem, HERMES_16BIT_REGSPACING); + hw->eeprom_pda = true; /* * This actually configures the PCMCIA socket -- setting up @@ -374,7 +375,7 @@ spectrum_cs_config(struct pcmcia_device *link) /* Register an interface with the stack */ if (orinoco_if_add(priv, link->io.BasePort1, - link->irq.AssignedIRQ) != 0) { + link->irq.AssignedIRQ, NULL) != 0) { printk(KERN_ERR PFX "orinoco_if_add() failed\n"); goto failed; } @@ -405,9 +406,9 @@ spectrum_cs_release(struct pcmcia_device *link) /* We're committed to taking the device away now, so mark the * hardware as unavailable */ - spin_lock_irqsave(&priv->lock, flags); + priv->hw.ops->lock_irqsave(&priv->lock, &flags); priv->hw_unavailable++; - spin_unlock_irqrestore(&priv->lock, flags); + priv->hw.ops->unlock_irqrestore(&priv->lock, &flags); pcmcia_disable_device(link); if (priv->hw.iobase) diff --git a/drivers/net/wireless/orinoco/wext.c b/drivers/net/wireless/orinoco/wext.c index d261423ecf6..b7fef250237 100644 --- a/drivers/net/wireless/orinoco/wext.c +++ b/drivers/net/wireless/orinoco/wext.c @@ -457,7 +457,7 @@ static int orinoco_ioctl_setfreq(struct net_device *dev, if (priv->iw_mode == NL80211_IFTYPE_MONITOR) { /* Fast channel change - no commit if successful */ hermes_t *hw = &priv->hw; - err = hermes_docmd_wait(hw, HERMES_CMD_TEST | + err = hw->ops->cmd_wait(hw, HERMES_CMD_TEST | HERMES_TEST_SET_CHANNEL, chan, NULL); } @@ -1272,8 +1272,8 @@ static int orinoco_ioctl_getrid(struct net_device *dev, if (orinoco_lock(priv, &flags) != 0) return -EBUSY; - err = hermes_read_ltv(hw, USER_BAP, rid, MAX_RID_LEN, &length, - extra); + err = hw->ops->read_ltv(hw, USER_BAP, rid, MAX_RID_LEN, &length, + extra); if (err) goto out; diff --git a/drivers/net/wireless/p54/main.c b/drivers/net/wireless/p54/main.c index 36f4c820ad0..10a4b16f31c 100644 --- a/drivers/net/wireless/p54/main.c +++ b/drivers/net/wireless/p54/main.c @@ -545,8 +545,7 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len) IEEE80211_HW_SUPPORTS_PS | IEEE80211_HW_PS_NULLFUNC_STACK | IEEE80211_HW_BEACON_FILTER | - IEEE80211_HW_REPORTS_TX_ACK_STATUS | - IEEE80211_HW_NOISE_DBM; + IEEE80211_HW_REPORTS_TX_ACK_STATUS; dev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC) | diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 0e52f174896..89281d78f04 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -895,10 +895,6 @@ static void rt2800pci_fill_rxdone(struct queue_entry *entry, (rt2x00_get_field32(rxwi2, RXWI_W2_RSSI0) + rt2x00_get_field32(rxwi2, RXWI_W2_RSSI1)) / 2; - rxdesc->noise = - (rt2x00_get_field32(rxwi3, RXWI_W3_SNR0) + - rt2x00_get_field32(rxwi3, RXWI_W3_SNR1)) / 2; - rxdesc->size = rt2x00_get_field32(rxwi0, RXWI_W0_MPDU_TOTAL_BYTE_COUNT); /* diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index a71615606c3..2b79d6e58f4 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -645,10 +645,6 @@ static void rt2800usb_fill_rxdone(struct queue_entry *entry, (rt2x00_get_field32(rxwi2, RXWI_W2_RSSI0) + rt2x00_get_field32(rxwi2, RXWI_W2_RSSI1)) / 2; - rxdesc->noise = - (rt2x00_get_field32(rxwi3, RXWI_W3_SNR0) + - rt2x00_get_field32(rxwi3, RXWI_W3_SNR1)) / 2; - rxdesc->size = rt2x00_get_field32(rxwi0, RXWI_W0_MPDU_TOTAL_BYTE_COUNT); /* @@ -1027,7 +1023,7 @@ static struct usb_device_id rt2800usb_device_table[] = { #ifdef CONFIG_RT2800USB_UNKNOWN /* * Unclear what kind of devices these are (they aren't supported by the - * vendor driver). + * vendor linux driver). */ /* Amigo */ { USB_DEVICE(0x0e0b, 0x9031), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -1040,6 +1036,7 @@ static struct usb_device_id rt2800usb_device_table[] = { /* AzureWave */ { USB_DEVICE(0x13d3, 0x3262), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x13d3, 0x3284), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x13d3, 0x3322), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Belkin */ { USB_DEVICE(0x050d, 0x825a), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Buffalo */ @@ -1058,6 +1055,7 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x07d1, 0x3c0b), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c13), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c15), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x07d1, 0x3c17), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Encore */ { USB_DEVICE(0x203d, 0x14a1), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Gemtek */ @@ -1074,11 +1072,13 @@ static struct usb_device_id rt2800usb_device_table[] = { /* Motorola */ { USB_DEVICE(0x100d, 0x9032), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Ovislink */ + { USB_DEVICE(0x1b75, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1b75, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Pegatron */ { USB_DEVICE(0x05a6, 0x0101), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1d4d, 0x0002), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1d4d, 0x0010), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x1d4d, 0x0011), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Planex */ { USB_DEVICE(0x2019, 0xab24), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Qcom */ @@ -1087,6 +1087,7 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x083a, 0xa512), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0xc522), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0xd522), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0xf511), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Sweex */ { USB_DEVICE(0x177f, 0x0153), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x177f, 0x0313), USB_DEVICE_DATA(&rt2800usb_ops) }, diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index c1e482bb37b..f519aba4ff0 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -183,7 +183,6 @@ enum rxdone_entry_desc_flags { * @timestamp: RX Timestamp * @signal: Signal of the received frame. * @rssi: RSSI of the received frame. - * @noise: Measured noise during frame reception. * @size: Data size of the received frame. * @flags: MAC80211 receive flags (See &enum mac80211_rx_flags). * @dev_flags: Ralink receive flags (See &enum rxdone_entry_desc_flags). @@ -197,7 +196,6 @@ struct rxdone_entry_desc { u64 timestamp; int signal; int rssi; - int noise; int size; int flags; int dev_flags; diff --git a/drivers/net/wireless/wl12xx/wl1251_main.c b/drivers/net/wireless/wl12xx/wl1251_main.c index 4d3be80c220..b70621f63cd 100644 --- a/drivers/net/wireless/wl12xx/wl1251_main.c +++ b/drivers/net/wireless/wl12xx/wl1251_main.c @@ -1291,7 +1291,6 @@ int wl1251_init_ieee80211(struct wl1251 *wl) wl->hw->channel_change_time = 10000; wl->hw->flags = IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM | IEEE80211_HW_SUPPORTS_PS | IEEE80211_HW_BEACON_FILTER | IEEE80211_HW_SUPPORTS_UAPSD; diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c index a794d5ed8c6..b0837255de6 100644 --- a/drivers/net/wireless/wl12xx/wl1271_main.c +++ b/drivers/net/wireless/wl12xx/wl1271_main.c @@ -2275,7 +2275,6 @@ int wl1271_init_ieee80211(struct wl1271 *wl) wl->hw->max_listen_interval = wl->conf.conn.max_listen_interval; wl->hw->flags = IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM | IEEE80211_HW_BEACON_FILTER | IEEE80211_HW_SUPPORTS_PS | IEEE80211_HW_SUPPORTS_UAPSD | diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 2879c8ef557..00502b1a9e3 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -560,7 +560,6 @@ enum mac80211_rx_flags { * @signal: signal strength when receiving this frame, either in dBm, in dB or * unspecified depending on the hardware capabilities flags * @IEEE80211_HW_SIGNAL_* - * @noise: noise when receiving this frame, in dBm (DEPRECATED). * @antenna: antenna used * @rate_idx: index of data rate into band's supported rates or MCS index if * HT rates are use (RX_FLAG_HT) @@ -571,7 +570,6 @@ struct ieee80211_rx_status { enum ieee80211_band band; int freq; int signal; - int noise __deprecated; int antenna; int rate_idx; int flag; @@ -934,10 +932,6 @@ enum ieee80211_tkip_key_type { * one milliwatt. This is the preferred method since it is standardized * between different devices. @max_signal does not need to be set. * - * @IEEE80211_HW_NOISE_DBM: - * Hardware can provide noise (radio interference) values in units dBm, - * decibel difference from one milliwatt. - * * @IEEE80211_HW_SPECTRUM_MGMT: * Hardware supports spectrum management defined in 802.11h * Measurement, Channel Switch, Quieting, TPC @@ -1001,7 +995,7 @@ enum ieee80211_hw_flags { IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE = 1<<4, IEEE80211_HW_SIGNAL_UNSPEC = 1<<5, IEEE80211_HW_SIGNAL_DBM = 1<<6, - IEEE80211_HW_NOISE_DBM = 1<<7, + /* use this hole */ IEEE80211_HW_SPECTRUM_MGMT = 1<<8, IEEE80211_HW_AMPDU_AGGREGATION = 1<<9, IEEE80211_HW_SUPPORTS_PS = 1<<10, diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index 6bc9b07c3ed..e763f1529dd 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -39,6 +39,13 @@ static const struct file_operations sta_ ##name## _ops = { \ .open = mac80211_open_file_generic, \ } +#define STA_OPS_RW(name) \ +static const struct file_operations sta_ ##name## _ops = { \ + .read = sta_##name##_read, \ + .write = sta_##name##_write, \ + .open = mac80211_open_file_generic, \ +} + #define STA_FILE(name, field, format) \ STA_READ_##format(name, field) \ STA_OPS(name) @@ -156,7 +163,63 @@ static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf, return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); } -STA_OPS(agg_status); + +static ssize_t sta_agg_status_write(struct file *file, const char __user *userbuf, + size_t count, loff_t *ppos) +{ + char _buf[12], *buf = _buf; + struct sta_info *sta = file->private_data; + bool start, tx; + unsigned long tid; + int ret; + + if (count > sizeof(_buf)) + return -EINVAL; + + if (copy_from_user(buf, userbuf, count)) + return -EFAULT; + + buf[sizeof(_buf) - 1] = '\0'; + + if (strncmp(buf, "tx ", 3) == 0) { + buf += 3; + tx = true; + } else if (strncmp(buf, "rx ", 3) == 0) { + buf += 3; + tx = false; + } else + return -EINVAL; + + if (strncmp(buf, "start ", 6) == 0) { + buf += 6; + start = true; + if (!tx) + return -EINVAL; + } else if (strncmp(buf, "stop ", 5) == 0) { + buf += 5; + start = false; + } else + return -EINVAL; + + tid = simple_strtoul(buf, NULL, 0); + + if (tid >= STA_TID_NUM) + return -EINVAL; + + if (tx) { + if (start) + ret = ieee80211_start_tx_ba_session(&sta->sta, tid); + else + ret = ieee80211_stop_tx_ba_session(&sta->sta, tid, + WLAN_BACK_RECIPIENT); + } else { + __ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT, 3); + ret = 0; + } + + return ret ?: count; +} +STA_OPS_RW(agg_status); static ssize_t sta_ht_capa_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos) diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index c585fced858..ba752362b2b 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -488,7 +488,9 @@ static void ieee80211_sta_merge_ibss(struct ieee80211_sub_if_data *sdata) printk(KERN_DEBUG "%s: No active IBSS STAs - trying to scan for other " "IBSS networks with same SSID (merge)\n", sdata->name); - ieee80211_request_internal_scan(sdata, ifibss->ssid, ifibss->ssid_len); + ieee80211_request_internal_scan(sdata, + ifibss->ssid, ifibss->ssid_len, + ifibss->fixed_channel ? ifibss->channel : NULL); } static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata) @@ -595,8 +597,9 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) printk(KERN_DEBUG "%s: Trigger new scan to find an IBSS to " "join\n", sdata->name); - ieee80211_request_internal_scan(sdata, ifibss->ssid, - ifibss->ssid_len); + ieee80211_request_internal_scan(sdata, + ifibss->ssid, ifibss->ssid_len, + ifibss->fixed_channel ? ifibss->channel : NULL); } else { int interval = IEEE80211_SCAN_INTERVAL; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 4e73660ebe9..c8077a3647c 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1020,7 +1020,8 @@ void ieee80211_ibss_restart(struct ieee80211_sub_if_data *sdata); /* scan/BSS handling */ void ieee80211_scan_work(struct work_struct *work); int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata, - const u8 *ssid, u8 ssid_len); + const u8 *ssid, u8 ssid_len, + struct ieee80211_channel *chan); int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, struct cfg80211_scan_request *req); void ieee80211_scan_cancel(struct ieee80211_local *local); diff --git a/net/mac80211/main.c b/net/mac80211/main.c index ebcca0eaf1d..353b6b42d9c 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -439,7 +439,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) struct ieee80211_local *local = hw_to_local(hw); int result; enum ieee80211_band band; - int channels, i, j, max_bitrates; + int channels, max_bitrates; bool supp_ht; static const u32 cipher_suites[] = { WLAN_CIPHER_SUITE_WEP40, @@ -605,21 +605,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) ieee80211_led_init(local); - /* alloc internal scan request */ - i = 0; - local->int_scan_req->ssids = &local->scan_ssid; - local->int_scan_req->n_ssids = 1; - for (band = 0; band < IEEE80211_NUM_BANDS; band++) { - if (!hw->wiphy->bands[band]) - continue; - for (j = 0; j < hw->wiphy->bands[band]->n_channels; j++) { - local->int_scan_req->channels[i] = - &hw->wiphy->bands[band]->channels[j]; - i++; - } - } - local->int_scan_req->n_channels = i; - local->network_latency_notifier.notifier_call = ieee80211_max_network_latency; result = pm_qos_add_notifier(PM_QOS_NETWORK_LATENCY, diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 8ee7db19326..e4f325f68fd 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -80,8 +80,6 @@ ieee80211_rx_radiotap_len(struct ieee80211_local *local, len += 8; if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) len += 1; - if (local->hw.flags & IEEE80211_HW_NOISE_DBM) - len += 1; if (len & 1) /* padding for RX_FLAGS if necessary */ len++; diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index a9d40584e38..414651217b4 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -728,10 +728,12 @@ int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, } int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata, - const u8 *ssid, u8 ssid_len) + const u8 *ssid, u8 ssid_len, + struct ieee80211_channel *chan) { struct ieee80211_local *local = sdata->local; int ret = -EBUSY; + enum nl80211_band band; mutex_lock(&local->scan_mtx); @@ -739,6 +741,30 @@ int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata, if (local->scan_req) goto unlock; + /* fill internal scan request */ + if (!chan) { + int i, nchan = 0; + + for (band = 0; band < IEEE80211_NUM_BANDS; band++) { + if (!local->hw.wiphy->bands[band]) + continue; + for (i = 0; + i < local->hw.wiphy->bands[band]->n_channels; + i++) { + local->int_scan_req->channels[nchan] = + &local->hw.wiphy->bands[band]->channels[i]; + nchan++; + } + } + + local->int_scan_req->n_channels = nchan; + } else { + local->int_scan_req->channels[0] = chan; + local->int_scan_req->n_channels = 1; + } + + local->int_scan_req->ssids = &local->scan_ssid; + local->int_scan_req->n_ssids = 1; memcpy(local->int_scan_req->ssids[0].ssid, ssid, IEEE80211_MAX_SSID_LEN); local->int_scan_req->ssids[0].ssid_len = ssid_len; diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 3de7a2260d6..730197591ab 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -855,8 +855,12 @@ struct ieee80211_sta *ieee80211_find_sta_by_hw(struct ieee80211_hw *hw, struct sta_info *sta, *nxt; /* Just return a random station ... first in list ... */ - for_each_sta_info(hw_to_local(hw), addr, sta, nxt) + for_each_sta_info(hw_to_local(hw), addr, sta, nxt) { + if (!sta->uploaded) + return NULL; return &sta->sta; + } + return NULL; } EXPORT_SYMBOL_GPL(ieee80211_find_sta_by_hw); @@ -864,14 +868,19 @@ EXPORT_SYMBOL_GPL(ieee80211_find_sta_by_hw); struct ieee80211_sta *ieee80211_find_sta(struct ieee80211_vif *vif, const u8 *addr) { - struct ieee80211_sub_if_data *sdata; + struct sta_info *sta; if (!vif) return NULL; - sdata = vif_to_sdata(vif); + sta = sta_info_get_bss(vif_to_sdata(vif), addr); + if (!sta) + return NULL; + + if (!sta->uploaded) + return NULL; - return ieee80211_find_sta_by_hw(&sdata->local->hw, addr); + return &sta->sta; } EXPORT_SYMBOL(ieee80211_find_sta); |