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Viewing changes to drivers/net/wireless/iwlwifi/iwl-helpers.h

  • Committer: Bazaar Package Importer
  • Author(s): Paolo Pisati
  • Date: 2011-06-29 15:23:51 UTC
  • mfrom: (26.1.1 natty-proposed)
  • Revision ID: james.westby@ubuntu.com-20110629152351-xs96tm303d95rpbk
Tags: 3.0.0-1200.2
* Rebased against 3.0.0-6.7
* BSP from TI based on 3.0.0

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drivers/net/wireless/iwlwifi/iwl-helpers.h
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/******************************************************************************
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 *
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 * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
 
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 * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
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 *
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 * Portions of this file are derived from the ipw3945 project, as well
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 * as portions of the ieee80211 subsystem header files.
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        return --index & (n_bd - 1);
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}
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/* TODO: Move fw_desc functions to iwl-pci.ko */
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static inline void iwl_free_fw_desc(struct pci_dev *pci_dev,
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                                    struct fw_desc *desc)
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{
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        if (desc->v_addr)
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                dma_free_coherent(&pci_dev->dev, desc->len,
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                                  desc->v_addr, desc->p_addr);
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        desc->v_addr = NULL;
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        desc->len = 0;
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}
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static inline int iwl_alloc_fw_desc(struct pci_dev *pci_dev,
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                                    struct fw_desc *desc)
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{
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        if (!desc->len) {
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                desc->v_addr = NULL;
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                return -EINVAL;
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        }
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        desc->v_addr = dma_alloc_coherent(&pci_dev->dev, desc->len,
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                                          &desc->p_addr, GFP_KERNEL);
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        return (desc->v_addr != NULL) ? 0 : -ENOMEM;
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}
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/*
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 * we have 8 bits used like this:
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 *
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                        ieee80211_stop_queue(priv->hw, ac);
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}
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static inline void iwl_wake_any_queue(struct iwl_priv *priv,
 
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                                      struct iwl_rxon_context *ctx)
 
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{
 
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        u8 ac;
 
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        for (ac = 0; ac < AC_NUM; ac++) {
 
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                IWL_DEBUG_INFO(priv, "Queue Status: Q[%d] %s\n",
 
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                        ac, (atomic_read(&priv->queue_stop_count[ac]) > 0)
 
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                              ? "stopped" : "awake");
 
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                iwl_wake_queue(priv, &priv->txq[ctx->ac_to_queue[ac]]);
 
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        }
 
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}
 
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#define ieee80211_stop_queue DO_NOT_USE_ieee80211_stop_queue
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#define ieee80211_wake_queue DO_NOT_USE_ieee80211_wake_queue
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