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iwlagn: Sanity check for valid context

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Check EEPROM for multiple contexts support

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Wey-Yi Guy 2011-06-07 08:53:14 -07:00
parent 4f0642a666
commit b2ea345eab
1 changed files with 33 additions and 23 deletions
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56
drivers/net/wireless/iwlwifi/iwl-agn.c
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@ -1485,7 +1485,8 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
priv->new_scan_threshold_behaviour =
!!(ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NEWSCAN);
if (ucode_capa.flags & IWL_UCODE_TLV_FLAGS_PAN) {
if ((priv->cfg->sku & EEPROM_SKU_CAP_IPAN_ENABLE) &&
(ucode_capa.flags & IWL_UCODE_TLV_FLAGS_PAN)) {
priv->valid_contexts |= BIT(IWL_RXON_CTX_PAN);
priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN;
} else
@ -3425,27 +3426,9 @@ out:
return hw;
}
static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
static void iwl_init_context(struct iwl_priv *priv)
{
int err = 0, i;
struct iwl_priv *priv;
struct ieee80211_hw *hw;
struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
unsigned long flags;
u16 pci_cmd, num_mac;
u32 hw_rev;
/************************
* 1. Allocating HW data
************************/
hw = iwl_alloc_all(cfg);
if (!hw) {
err = -ENOMEM;
goto out;
}
priv = hw->priv;
/* At this point both hw and priv are allocated. */
int i;
/*
* The default context is always valid,
@ -3477,8 +3460,10 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
priv->contexts[IWL_RXON_CTX_BSS].unused_devtype = RXON_DEV_TYPE_ESS;
priv->contexts[IWL_RXON_CTX_PAN].rxon_cmd = REPLY_WIPAN_RXON;
priv->contexts[IWL_RXON_CTX_PAN].rxon_timing_cmd = REPLY_WIPAN_RXON_TIMING;
priv->contexts[IWL_RXON_CTX_PAN].rxon_assoc_cmd = REPLY_WIPAN_RXON_ASSOC;
priv->contexts[IWL_RXON_CTX_PAN].rxon_timing_cmd =
REPLY_WIPAN_RXON_TIMING;
priv->contexts[IWL_RXON_CTX_PAN].rxon_assoc_cmd =
REPLY_WIPAN_RXON_ASSOC;
priv->contexts[IWL_RXON_CTX_PAN].qos_cmd = REPLY_WIPAN_QOS_PARAM;
priv->contexts[IWL_RXON_CTX_PAN].ap_sta_id = IWL_AP_ID_PAN;
priv->contexts[IWL_RXON_CTX_PAN].wep_key_cmd = REPLY_WIPAN_WEPKEY;
@ -3498,6 +3483,28 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
priv->contexts[IWL_RXON_CTX_PAN].unused_devtype = RXON_DEV_TYPE_P2P;
BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
}
static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
int err = 0;
struct iwl_priv *priv;
struct ieee80211_hw *hw;
struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
unsigned long flags;
u16 pci_cmd, num_mac;
u32 hw_rev;
/************************
* 1. Allocating HW data
************************/
hw = iwl_alloc_all(cfg);
if (!hw) {
err = -ENOMEM;
goto out; }
priv = hw->priv;
/* At this point both hw and priv are allocated. */
SET_IEEE80211_DEV(hw, &pdev->dev);
@ -3622,6 +3629,9 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
priv->hw->wiphy->n_addresses++;
}
/* initialize all valid contexts */
iwl_init_context(priv);
/************************
* 5. Setup HW constants
************************/