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path: root/drivers/net/wireless/mwl8k.c
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Diffstat (limited to 'drivers/net/wireless/mwl8k.c')
-rw-r--r--drivers/net/wireless/mwl8k.c78
1 files changed, 66 insertions, 12 deletions
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 7bd861586983..cbf72714e74d 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -29,6 +29,12 @@
#define MWL8K_NAME KBUILD_MODNAME
#define MWL8K_VERSION "0.12"
+/* Module parameters */
+static unsigned ap_mode_default;
+module_param(ap_mode_default, bool, 0);
+MODULE_PARM_DESC(ap_mode_default,
+ "Set to 1 to make ap mode the default instead of sta mode");
+
/* Register definitions */
#define MWL8K_HIU_GEN_PTR 0x00000c10
#define MWL8K_MODE_STA 0x0000005a
@@ -92,7 +98,8 @@ struct rxd_ops {
struct mwl8k_device_info {
char *part_name;
char *helper_image;
- char *fw_image;
+ char *fw_image_sta;
+ char *fw_image_ap;
struct rxd_ops *ap_rxd_ops;
};
@@ -210,6 +217,12 @@ struct mwl8k_priv {
/* Most recently reported noise in dBm */
s8 noise;
+
+ /*
+ * preserve the queue configurations so they can be restored if/when
+ * the firmware image is swapped.
+ */
+ struct ieee80211_tx_queue_params wmm_params[MWL8K_TX_QUEUES];
};
/* Per interface specific private data */
@@ -401,7 +414,7 @@ static int mwl8k_request_fw(struct mwl8k_priv *priv,
fname, &priv->pdev->dev);
}
-static int mwl8k_request_firmware(struct mwl8k_priv *priv)
+static int mwl8k_request_firmware(struct mwl8k_priv *priv, char *fw_image)
{
struct mwl8k_device_info *di = priv->device_info;
int rc;
@@ -416,10 +429,10 @@ static int mwl8k_request_firmware(struct mwl8k_priv *priv)
}
}
- rc = mwl8k_request_fw(priv, di->fw_image, &priv->fw_ucode);
+ rc = mwl8k_request_fw(priv, fw_image, &priv->fw_ucode);
if (rc) {
printk(KERN_ERR "%s: Error requesting firmware file %s\n",
- pci_name(priv->pdev), di->fw_image);
+ pci_name(priv->pdev), fw_image);
mwl8k_release_fw(&priv->fw_helper);
return rc;
}
@@ -3345,13 +3358,16 @@ static void mwl8k_stop(struct ieee80211_hw *hw)
mwl8k_txq_reclaim(hw, i, INT_MAX, 1);
}
+static int mwl8k_reload_firmware(struct ieee80211_hw *hw, char *fw_image);
+
static int mwl8k_add_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct mwl8k_priv *priv = hw->priv;
struct mwl8k_vif *mwl8k_vif;
u32 macids_supported;
- int macid;
+ int macid, rc;
+ struct mwl8k_device_info *di;
/*
* Reject interface creation if sniffer mode is active, as
@@ -3364,12 +3380,28 @@ static int mwl8k_add_interface(struct ieee80211_hw *hw,
return -EINVAL;
}
-
+ di = priv->device_info;
switch (vif->type) {
case NL80211_IFTYPE_AP:
+ if (!priv->ap_fw && di->fw_image_ap) {
+ /* we must load the ap fw to meet this request */
+ if (!list_empty(&priv->vif_list))
+ return -EBUSY;
+ rc = mwl8k_reload_firmware(hw, di->fw_image_ap);
+ if (rc)
+ return rc;
+ }
macids_supported = priv->ap_macids_supported;
break;
case NL80211_IFTYPE_STATION:
+ if (priv->ap_fw && di->fw_image_sta) {
+ /* we must load the sta fw to meet this request */
+ if (!list_empty(&priv->vif_list))
+ return -EBUSY;
+ rc = mwl8k_reload_firmware(hw, di->fw_image_sta);
+ if (rc)
+ return rc;
+ }
macids_supported = priv->sta_macids_supported;
break;
default:
@@ -3805,6 +3837,9 @@ static int mwl8k_conf_tx(struct ieee80211_hw *hw, u16 queue,
rc = mwl8k_fw_lock(hw);
if (!rc) {
+ BUG_ON(queue > MWL8K_TX_QUEUES - 1);
+ memcpy(&priv->wmm_params[queue], params, sizeof(*params));
+
if (!priv->wmm_enabled)
rc = mwl8k_cmd_set_wmm_mode(hw, 1);
@@ -3908,17 +3943,18 @@ static struct mwl8k_device_info mwl8k_info_tbl[] __devinitdata = {
[MWL8363] = {
.part_name = "88w8363",
.helper_image = "mwl8k/helper_8363.fw",
- .fw_image = "mwl8k/fmimage_8363.fw",
+ .fw_image_sta = "mwl8k/fmimage_8363.fw",
},
[MWL8687] = {
.part_name = "88w8687",
.helper_image = "mwl8k/helper_8687.fw",
- .fw_image = "mwl8k/fmimage_8687.fw",
+ .fw_image_sta = "mwl8k/fmimage_8687.fw",
},
[MWL8366] = {
.part_name = "88w8366",
.helper_image = "mwl8k/helper_8366.fw",
- .fw_image = "mwl8k/fmimage_8366.fw",
+ .fw_image_sta = "mwl8k/fmimage_8366.fw",
+ .fw_image_ap = "mwl8k/fmimage_8366_ap-1.fw",
.ap_rxd_ops = &rxd_8366_ap_ops,
},
};
@@ -3929,6 +3965,7 @@ MODULE_FIRMWARE("mwl8k/helper_8687.fw");
MODULE_FIRMWARE("mwl8k/fmimage_8687.fw");
MODULE_FIRMWARE("mwl8k/helper_8366.fw");
MODULE_FIRMWARE("mwl8k/fmimage_8366.fw");
+MODULE_FIRMWARE("mwl8k/fmimage_8366_ap-1.fw");
static DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = {
{ PCI_VDEVICE(MARVELL, 0x2a0a), .driver_data = MWL8363, },
@@ -3942,7 +3979,7 @@ static DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = {
};
MODULE_DEVICE_TABLE(pci, mwl8k_pci_id_table);
-static int mwl8k_init_firmware(struct ieee80211_hw *hw)
+static int mwl8k_init_firmware(struct ieee80211_hw *hw, char *fw_image)
{
struct mwl8k_priv *priv = hw->priv;
int rc;
@@ -3951,7 +3988,7 @@ static int mwl8k_init_firmware(struct ieee80211_hw *hw)
mwl8k_hw_reset(priv);
/* Ask userland hotplug daemon for the device firmware */
- rc = mwl8k_request_firmware(priv);
+ rc = mwl8k_request_firmware(priv, fw_image);
if (rc) {
wiphy_err(hw->wiphy, "Firmware files not found\n");
return rc;
@@ -4207,6 +4244,7 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
static int printed_version;
struct ieee80211_hw *hw;
struct mwl8k_priv *priv;
+ struct mwl8k_device_info *di;
int rc;
if (!printed_version) {
@@ -4267,7 +4305,23 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
}
}
- rc = mwl8k_init_firmware(hw);
+ /*
+ * Choose the initial fw image depending on user input and availability
+ * of images.
+ */
+ di = priv->device_info;
+ if (ap_mode_default && di->fw_image_ap)
+ rc = mwl8k_init_firmware(hw, di->fw_image_ap);
+ else if (!ap_mode_default && di->fw_image_sta)
+ rc = mwl8k_init_firmware(hw, di->fw_image_sta);
+ else if (ap_mode_default && !di->fw_image_ap && di->fw_image_sta) {
+ printk(KERN_WARNING "AP fw is unavailable. Using STA fw.");
+ rc = mwl8k_init_firmware(hw, di->fw_image_sta);
+ } else if (!ap_mode_default && !di->fw_image_sta && di->fw_image_ap) {
+ printk(KERN_WARNING "STA fw is unavailable. Using AP fw.");
+ rc = mwl8k_init_firmware(hw, di->fw_image_ap);
+ } else
+ rc = mwl8k_init_firmware(hw, di->fw_image_sta);
if (rc)
goto err_stop_firmware;