From e5fd91f1ef340da553f7a79da9540c3db711c937 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Tue, 8 Sep 2015 01:01:14 -0300 Subject: Linux-libre 4.2-gnu --- drivers/net/wireless/iwlwifi/pcie/drv.c | 22 +++- drivers/net/wireless/iwlwifi/pcie/rx.c | 1 + drivers/net/wireless/iwlwifi/pcie/trans.c | 199 +++++++++++++++++------------- drivers/net/wireless/iwlwifi/pcie/tx.c | 17 ++- 4 files changed, 147 insertions(+), 92 deletions(-) (limited to 'drivers/net/wireless/iwlwifi/pcie') diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c index b18569734..9f65c1cff 100644 --- a/drivers/net/wireless/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/iwlwifi/pcie/drv.c @@ -6,7 +6,7 @@ * GPL LICENSE SUMMARY * * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -32,7 +32,7 @@ * BSD LICENSE * * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -368,12 +368,14 @@ static const struct pci_device_id iwl_hw_card_ids[] = { /* 3165 Series */ {IWL_PCI_DEVICE(0x3165, 0x4010, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3165, 0x4012, iwl3165_2ac_cfg)}, + {IWL_PCI_DEVICE(0x3166, 0x4212, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3165, 0x4410, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3165, 0x4510, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3165, 0x4110, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3166, 0x4310, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3166, 0x4210, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3165, 0x8010, iwl3165_2ac_cfg)}, + {IWL_PCI_DEVICE(0x3165, 0x8110, iwl3165_2ac_cfg)}, /* 7265 Series */ {IWL_PCI_DEVICE(0x095A, 0x5010, iwl7265_2ac_cfg)}, @@ -426,9 +428,8 @@ static const struct pci_device_id iwl_hw_card_ids[] = { {IWL_PCI_DEVICE(0x24F4, 0x1130, iwl8260_2ac_cfg)}, {IWL_PCI_DEVICE(0x24F4, 0x1030, iwl8260_2ac_cfg)}, {IWL_PCI_DEVICE(0x24F3, 0xC010, iwl8260_2ac_cfg)}, + {IWL_PCI_DEVICE(0x24F3, 0xC110, iwl8260_2ac_cfg)}, {IWL_PCI_DEVICE(0x24F3, 0xD010, iwl8260_2ac_cfg)}, - {IWL_PCI_DEVICE(0x24F4, 0xC030, iwl8260_2ac_cfg)}, - {IWL_PCI_DEVICE(0x24F4, 0xD030, iwl8260_2ac_cfg)}, {IWL_PCI_DEVICE(0x24F3, 0xC050, iwl8260_2ac_cfg)}, {IWL_PCI_DEVICE(0x24F3, 0xD050, iwl8260_2ac_cfg)}, {IWL_PCI_DEVICE(0x24F3, 0x8010, iwl8260_2ac_cfg)}, @@ -629,7 +630,18 @@ static int iwl_pci_resume(struct device *device) if (!trans->op_mode) return 0; - iwl_enable_rfkill_int(trans); + /* + * On suspend, ict is disabled, and the interrupt mask + * gets cleared. Reconfigure them both in case of d0i3 + * image. Otherwise, only enable rfkill interrupt (in + * order to keep track of the rfkill status) + */ + if (trans->wowlan_d0i3) { + iwl_pcie_reset_ict(trans); + iwl_enable_interrupts(trans); + } else { + iwl_enable_rfkill_int(trans); + } hw_rfkill = iwl_is_rfkill_set(trans); iwl_trans_pcie_rf_kill(trans, hw_rfkill); diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index 7ff69c642..adad8d0fa 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -775,6 +775,7 @@ static void iwl_pcie_irq_handle_error(struct iwl_trans *trans) /* W/A for WiFi/WiMAX coex and WiMAX own the RF */ if (trans->cfg->internal_wimax_coex && + !trans->cfg->apmg_not_supported && (!(iwl_read_prph(trans, APMG_CLK_CTRL_REG) & APMS_CLK_VAL_MRB_FUNC_MODE) || (iwl_read_prph(trans, APMG_PS_CTRL_REG) & diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 37e6a6f91..9e144e71d 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -101,14 +101,26 @@ static void iwl_pcie_free_fw_monitor(struct iwl_trans *trans) trans_pcie->fw_mon_size = 0; } -static void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans) +static void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans, u8 max_power) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct page *page = NULL; dma_addr_t phys; - u32 size; + u32 size = 0; u8 power; + if (!max_power) { + /* default max_power is maximum */ + max_power = 26; + } else { + max_power += 11; + } + + if (WARN(max_power > 26, + "External buffer size for monitor is too big %d, check the FW TLV\n", + max_power)) + return; + if (trans_pcie->fw_mon_page) { dma_sync_single_for_device(trans->dev, trans_pcie->fw_mon_phys, trans_pcie->fw_mon_size, @@ -117,7 +129,7 @@ static void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans) } phys = 0; - for (power = 26; power >= 11; power--) { + for (power = max_power; power >= 11; power--) { int order; size = BIT(power); @@ -143,6 +155,12 @@ static void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans) if (WARN_ON_ONCE(!page)) return; + if (power != max_power) + IWL_ERR(trans, + "Sorry - debug buffer is only %luK while you requested %luK\n", + (unsigned long)BIT(power - 10), + (unsigned long)BIT(max_power - 10)); + trans_pcie->fw_mon_page = page; trans_pcie->fw_mon_phys = phys; trans_pcie->fw_mon_size = size; @@ -164,6 +182,9 @@ static void iwl_trans_pcie_write_shr(struct iwl_trans *trans, u32 reg, u32 val) static void iwl_pcie_set_pwr(struct iwl_trans *trans, bool vaux) { + if (trans->cfg->apmg_not_supported) + return; + if (vaux && pci_pme_capable(to_pci_dev(trans->dev), PCI_D3cold)) iwl_set_bits_mask_prph(trans, APMG_PS_CTRL_REG, APMG_PS_CTRL_VAL_PWR_SRC_VAUX, @@ -297,7 +318,7 @@ static int iwl_pcie_apm_init(struct iwl_trans *trans) * bits do not disable clocks. This preserves any hardware * bits already set by default in "CLK_CTRL_REG" after reset. */ - if (trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) { + if (!trans->cfg->apmg_not_supported) { iwl_write_prph(trans, APMG_CLK_EN_REG, APMG_CLK_VAL_DMA_CLK_RQT); udelay(20); @@ -457,10 +478,16 @@ static void iwl_pcie_apm_stop(struct iwl_trans *trans, bool op_mode_leave) if (trans->cfg->device_family == IWL_DEVICE_FAMILY_7000) iwl_set_bits_prph(trans, APMG_PCIDEV_STT_REG, APMG_PCIDEV_STT_VAL_WAKE_ME); - else if (trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) + else if (trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) { + iwl_set_bit(trans, CSR_DBG_LINK_PWR_MGMT_REG, + CSR_RESET_LINK_PWR_MGMT_DISABLED); iwl_set_bit(trans, CSR_HW_IF_CONFIG_REG, CSR_HW_IF_CONFIG_REG_PREPARE | CSR_HW_IF_CONFIG_REG_ENABLE_PME); + mdelay(1); + iwl_clear_bit(trans, CSR_DBG_LINK_PWR_MGMT_REG, + CSR_RESET_LINK_PWR_MGMT_DISABLED); + } mdelay(5); } @@ -497,8 +524,7 @@ static int iwl_pcie_nic_init(struct iwl_trans *trans) spin_unlock(&trans_pcie->irq_lock); - if (trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) - iwl_pcie_set_pwr(trans, false); + iwl_pcie_set_pwr(trans, false); iwl_op_mode_nic_config(trans->op_mode); @@ -555,6 +581,10 @@ static int iwl_pcie_prepare_card_hw(struct iwl_trans *trans) if (ret >= 0) return 0; + iwl_set_bit(trans, CSR_DBG_LINK_PWR_MGMT_REG, + CSR_RESET_LINK_PWR_MGMT_DISABLED); + msleep(1); + for (iter = 0; iter < 10; iter++) { /* If HW is not ready, prepare the conditions to check again */ iwl_set_bit(trans, CSR_HW_IF_CONFIG_REG, @@ -562,8 +592,10 @@ static int iwl_pcie_prepare_card_hw(struct iwl_trans *trans) do { ret = iwl_pcie_set_hw_ready(trans); - if (ret >= 0) - return 0; + if (ret >= 0) { + ret = 0; + goto out; + } usleep_range(200, 1000); t += 200; @@ -573,6 +605,10 @@ static int iwl_pcie_prepare_card_hw(struct iwl_trans *trans) IWL_ERR(trans, "Couldn't prepare the card\n"); +out: + iwl_clear_bit(trans, CSR_DBG_LINK_PWR_MGMT_REG, + CSR_RESET_LINK_PWR_MGMT_DISABLED); + return ret; } @@ -834,7 +870,7 @@ static void iwl_pcie_apply_destination(struct iwl_trans *trans) get_fw_dbg_mode_string(dest->monitor_mode)); if (dest->monitor_mode == EXTERNAL_MODE) - iwl_pcie_alloc_fw_monitor(trans); + iwl_pcie_alloc_fw_monitor(trans, dest->size_power); else IWL_WARN(trans, "PCI should have external buffer debug\n"); @@ -908,7 +944,7 @@ static int iwl_pcie_load_given_ucode(struct iwl_trans *trans, /* supported for 7000 only for the moment */ if (iwlwifi_mod_params.fw_monitor && trans->cfg->device_family == IWL_DEVICE_FAMILY_7000) { - iwl_pcie_alloc_fw_monitor(trans); + iwl_pcie_alloc_fw_monitor(trans, 0); if (trans_pcie->fw_mon_size) { iwl_write_prph(trans, MON_BUFF_BASE_ADDR, @@ -955,12 +991,8 @@ static int iwl_pcie_load_given_ucode_8000(struct iwl_trans *trans, return ret; /* load to FW the binary sections of CPU2 */ - ret = iwl_pcie_load_cpu_sections_8000(trans, image, 2, - &first_ucode_section); - if (ret) - return ret; - - return 0; + return iwl_pcie_load_cpu_sections_8000(trans, image, 2, + &first_ucode_section); } static int iwl_trans_pcie_start_fw(struct iwl_trans *trans, @@ -1049,7 +1081,7 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans, bool low_power) iwl_pcie_rx_stop(trans); /* Power-down device's busmaster DMA clocks */ - if (trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) { + if (!trans->cfg->apmg_not_supported) { iwl_write_prph(trans, APMG_CLK_DIS_REG, APMG_CLK_VAL_DMA_CLK_RQT); udelay(5); @@ -1346,14 +1378,13 @@ void iwl_trans_pcie_free(struct iwl_trans *trans) iounmap(trans_pcie->hw_base); pci_release_regions(trans_pcie->pci_dev); pci_disable_device(trans_pcie->pci_dev); - kmem_cache_destroy(trans->dev_cmd_pool); if (trans_pcie->napi.poll) netif_napi_del(&trans_pcie->napi); iwl_pcie_free_fw_monitor(trans); - kfree(trans); + iwl_trans_free(trans); } static void iwl_trans_pcie_set_pmi(struct iwl_trans *trans, bool state) @@ -2200,6 +2231,29 @@ static u32 iwl_trans_pcie_fh_regs_dump(struct iwl_trans *trans, return sizeof(**data) + fh_regs_len; } +static u32 +iwl_trans_pci_dump_marbh_monitor(struct iwl_trans *trans, + struct iwl_fw_error_dump_fw_mon *fw_mon_data, + u32 monitor_len) +{ + u32 buf_size_in_dwords = (monitor_len >> 2); + u32 *buffer = (u32 *)fw_mon_data->data; + unsigned long flags; + u32 i; + + if (!iwl_trans_grab_nic_access(trans, false, &flags)) + return 0; + + __iwl_write_prph(trans, MON_DMARB_RD_CTL_ADDR, 0x1); + for (i = 0; i < buf_size_in_dwords; i++) + buffer[i] = __iwl_read_prph(trans, MON_DMARB_RD_DATA_ADDR); + __iwl_write_prph(trans, MON_DMARB_RD_CTL_ADDR, 0x0); + + iwl_trans_release_nic_access(trans, &flags); + + return monitor_len; +} + static struct iwl_trans_dump_data *iwl_trans_pcie_dump_data(struct iwl_trans *trans) { @@ -2252,7 +2306,8 @@ struct iwl_trans_dump_data *iwl_trans_pcie_dump_data(struct iwl_trans *trans) trans->dbg_dest_tlv->end_shift; /* Make "end" point to the actual end */ - if (trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) + if (trans->cfg->device_family == IWL_DEVICE_FAMILY_8000 || + trans->dbg_dest_tlv->monitor_mode == MARBH_MODE) end += (1 << trans->dbg_dest_tlv->end_shift); monitor_len = end - base; len += sizeof(*data) + sizeof(struct iwl_fw_error_dump_fw_mon) + @@ -2328,9 +2383,6 @@ struct iwl_trans_dump_data *iwl_trans_pcie_dump_data(struct iwl_trans *trans) len += sizeof(*data) + sizeof(*fw_mon_data); if (trans_pcie->fw_mon_page) { - data->len = cpu_to_le32(trans_pcie->fw_mon_size + - sizeof(*fw_mon_data)); - /* * The firmware is now asserted, it won't write anything * to the buffer. CPU can take ownership to fetch the @@ -2345,10 +2397,8 @@ struct iwl_trans_dump_data *iwl_trans_pcie_dump_data(struct iwl_trans *trans) page_address(trans_pcie->fw_mon_page), trans_pcie->fw_mon_size); - len += trans_pcie->fw_mon_size; - } else { - /* If we are here then the buffer is internal */ - + monitor_len = trans_pcie->fw_mon_size; + } else if (trans->dbg_dest_tlv->monitor_mode == SMEM_MODE) { /* * Update pointers to reflect actual values after * shifting @@ -2357,10 +2407,18 @@ struct iwl_trans_dump_data *iwl_trans_pcie_dump_data(struct iwl_trans *trans) trans->dbg_dest_tlv->base_shift; iwl_trans_read_mem(trans, base, fw_mon_data->data, monitor_len / sizeof(u32)); - data->len = cpu_to_le32(sizeof(*fw_mon_data) + - monitor_len); - len += monitor_len; + } else if (trans->dbg_dest_tlv->monitor_mode == MARBH_MODE) { + monitor_len = + iwl_trans_pci_dump_marbh_monitor(trans, + fw_mon_data, + monitor_len); + } else { + /* Didn't match anything - output no monitor data */ + monitor_len = 0; } + + len += monitor_len; + data->len = cpu_to_le32(monitor_len + sizeof(*fw_mon_data)); } dump_data->len = len; @@ -2417,28 +2475,23 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, struct iwl_trans_pcie *trans_pcie; struct iwl_trans *trans; u16 pci_cmd; - int err; + int ret; - trans = kzalloc(sizeof(struct iwl_trans) + - sizeof(struct iwl_trans_pcie), GFP_KERNEL); - if (!trans) { - err = -ENOMEM; - goto out; - } + trans = iwl_trans_alloc(sizeof(struct iwl_trans_pcie), + &pdev->dev, cfg, &trans_ops_pcie, 0); + if (!trans) + return ERR_PTR(-ENOMEM); trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - trans->ops = &trans_ops_pcie; - trans->cfg = cfg; - trans_lockdep_init(trans); trans_pcie->trans = trans; spin_lock_init(&trans_pcie->irq_lock); spin_lock_init(&trans_pcie->reg_lock); spin_lock_init(&trans_pcie->ref_lock); init_waitqueue_head(&trans_pcie->ucode_write_waitq); - err = pci_enable_device(pdev); - if (err) + ret = pci_enable_device(pdev); + if (ret) goto out_no_pci; if (!cfg->base_params->pcie_l1_allowed) { @@ -2454,23 +2507,23 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, pci_set_master(pdev); - err = pci_set_dma_mask(pdev, DMA_BIT_MASK(36)); - if (!err) - err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(36)); - if (err) { - err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); - if (!err) - err = pci_set_consistent_dma_mask(pdev, + ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(36)); + if (!ret) + ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(36)); + if (ret) { + ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + if (!ret) + ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); /* both attempts failed: */ - if (err) { + if (ret) { dev_err(&pdev->dev, "No suitable DMA available\n"); goto out_pci_disable_device; } } - err = pci_request_regions(pdev, DRV_NAME); - if (err) { + ret = pci_request_regions(pdev, DRV_NAME); + if (ret) { dev_err(&pdev->dev, "pci_request_regions failed\n"); goto out_pci_disable_device; } @@ -2478,7 +2531,7 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, trans_pcie->hw_base = pci_ioremap_bar(pdev, 0); if (!trans_pcie->hw_base) { dev_err(&pdev->dev, "pci_ioremap_bar failed\n"); - err = -ENODEV; + ret = -ENODEV; goto out_pci_release_regions; } @@ -2490,9 +2543,9 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, trans_pcie->pci_dev = pdev; iwl_disable_interrupts(trans); - err = pci_enable_msi(pdev); - if (err) { - dev_err(&pdev->dev, "pci_enable_msi failed(0X%x)\n", err); + ret = pci_enable_msi(pdev); + if (ret) { + dev_err(&pdev->dev, "pci_enable_msi failed(0X%x)\n", ret); /* enable rfkill interrupt: hw bug w/a */ pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd); if (pci_cmd & PCI_COMMAND_INTX_DISABLE) { @@ -2510,7 +2563,6 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, */ if (trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) { unsigned long flags; - int ret; trans->hw_rev = (trans->hw_rev & 0xfff0) | (CSR_HW_REV_STEP(trans->hw_rev << 2) << 2); @@ -2560,30 +2612,14 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, /* Initialize the wait queue for commands */ init_waitqueue_head(&trans_pcie->wait_command_queue); - snprintf(trans->dev_cmd_pool_name, sizeof(trans->dev_cmd_pool_name), - "iwl_cmd_pool:%s", dev_name(trans->dev)); - - trans->dev_cmd_headroom = 0; - trans->dev_cmd_pool = - kmem_cache_create(trans->dev_cmd_pool_name, - sizeof(struct iwl_device_cmd) - + trans->dev_cmd_headroom, - sizeof(void *), - SLAB_HWCACHE_ALIGN, - NULL); - - if (!trans->dev_cmd_pool) { - err = -ENOMEM; + ret = iwl_pcie_alloc_ict(trans); + if (ret) goto out_pci_disable_msi; - } - - if (iwl_pcie_alloc_ict(trans)) - goto out_free_cmd_pool; - err = request_threaded_irq(pdev->irq, iwl_pcie_isr, + ret = request_threaded_irq(pdev->irq, iwl_pcie_isr, iwl_pcie_irq_handler, IRQF_SHARED, DRV_NAME, trans); - if (err) { + if (ret) { IWL_ERR(trans, "Error allocating IRQ %d\n", pdev->irq); goto out_free_ict; } @@ -2595,8 +2631,6 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, out_free_ict: iwl_pcie_free_ict(trans); -out_free_cmd_pool: - kmem_cache_destroy(trans->dev_cmd_pool); out_pci_disable_msi: pci_disable_msi(pdev); out_pci_release_regions: @@ -2604,7 +2638,6 @@ out_pci_release_regions: out_pci_disable_device: pci_disable_device(pdev); out_no_pci: - kfree(trans); -out: - return ERR_PTR(err); + iwl_trans_free(trans); + return ERR_PTR(ret); } diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 5ef8044c2..607acb53c 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -1049,8 +1049,6 @@ static int iwl_pcie_set_cmd_in_flight(struct iwl_trans *trans, !trans_pcie->cmd_hold_nic_awake) { __iwl_trans_pcie_set_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); - if (trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) - udelay(2); ret = iwl_poll_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN, @@ -1877,8 +1875,19 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, /* start timer if queue currently empty */ if (q->read_ptr == q->write_ptr) { - if (txq->wd_timeout) - mod_timer(&txq->stuck_timer, jiffies + txq->wd_timeout); + if (txq->wd_timeout) { + /* + * If the TXQ is active, then set the timer, if not, + * set the timer in remainder so that the timer will + * be armed with the right value when the station will + * wake up. + */ + if (!txq->frozen) + mod_timer(&txq->stuck_timer, + jiffies + txq->wd_timeout); + else + txq->frozen_expiry_remainder = txq->wd_timeout; + } IWL_DEBUG_RPM(trans, "Q: %d first tx - take ref\n", q->id); iwl_trans_pcie_ref(trans); } -- cgit v1.2.3-54-g00ecf