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@@ -30,7 +30,6 @@
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/slab.h>
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-#include <linux/dma-mapping.h>
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#include <linux/delay.h>
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#include <linux/sched.h>
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#include <linux/skbuff.h>
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@@ -452,52 +451,6 @@ static void iwl_bg_tx_flush(struct work_struct *work)
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iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
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}
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-/******************************************************************************
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- *
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- * uCode download functions
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- *
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- ******************************************************************************/
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-
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-static void iwl_free_fw_desc(struct iwl_priv *priv, struct fw_desc *desc)
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-{
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- if (desc->v_addr)
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- dma_free_coherent(bus(priv)->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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-
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-static void iwl_free_fw_img(struct iwl_priv *priv, struct fw_img *img)
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-{
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- iwl_free_fw_desc(priv, &img->code);
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- iwl_free_fw_desc(priv, &img->data);
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-}
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-
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-static void iwl_dealloc_ucode(struct iwl_priv *priv)
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-{
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- iwl_free_fw_img(priv, &priv->ucode_rt);
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- iwl_free_fw_img(priv, &priv->ucode_init);
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- iwl_free_fw_img(priv, &priv->ucode_wowlan);
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-}
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-
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-static int iwl_alloc_fw_desc(struct iwl_priv *priv, struct fw_desc *desc,
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- const void *data, size_t len)
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-{
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- if (!len) {
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- desc->v_addr = NULL;
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- return -EINVAL;
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- }
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-
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- desc->v_addr = dma_alloc_coherent(bus(priv)->dev, len,
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- &desc->p_addr, GFP_KERNEL);
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- if (!desc->v_addr)
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- return -ENOMEM;
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-
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- desc->len = len;
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- memcpy(desc->v_addr, data, len);
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- return 0;
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-}
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-
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static void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
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{
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int i;
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@@ -555,16 +508,7 @@ static void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
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BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
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}
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-
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-struct iwlagn_ucode_capabilities {
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- u32 max_probe_length;
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- u32 standard_phy_calibration_size;
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- u32 flags;
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-};
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-
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static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context);
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-static int iwlagn_mac_setup_register(struct iwl_priv *priv,
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- struct iwlagn_ucode_capabilities *capa);
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#define UCODE_EXPERIMENTAL_INDEX 100
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#define UCODE_EXPERIMENTAL_TAG "exp"
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@@ -1040,30 +984,32 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
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/* Runtime instructions and 2 copies of data:
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* 1) unmodified from disk
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* 2) backup cache for save/restore during power-downs */
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- if (iwl_alloc_fw_desc(priv, &priv->ucode_rt.code,
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+ if (iwl_alloc_fw_desc(bus(priv), &trans(priv)->ucode_rt.code,
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pieces.inst, pieces.inst_size))
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goto err_pci_alloc;
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- if (iwl_alloc_fw_desc(priv, &priv->ucode_rt.data,
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+ if (iwl_alloc_fw_desc(bus(priv), &trans(priv)->ucode_rt.data,
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pieces.data, pieces.data_size))
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goto err_pci_alloc;
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/* Initialization instructions and data */
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if (pieces.init_size && pieces.init_data_size) {
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- if (iwl_alloc_fw_desc(priv, &priv->ucode_init.code,
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+ if (iwl_alloc_fw_desc(bus(priv), &trans(priv)->ucode_init.code,
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pieces.init, pieces.init_size))
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goto err_pci_alloc;
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- if (iwl_alloc_fw_desc(priv, &priv->ucode_init.data,
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+ if (iwl_alloc_fw_desc(bus(priv), &trans(priv)->ucode_init.data,
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pieces.init_data, pieces.init_data_size))
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goto err_pci_alloc;
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}
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/* WoWLAN instructions and data */
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if (pieces.wowlan_inst_size && pieces.wowlan_data_size) {
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- if (iwl_alloc_fw_desc(priv, &priv->ucode_wowlan.code,
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+ if (iwl_alloc_fw_desc(bus(priv),
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+ &trans(priv)->ucode_wowlan.code,
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pieces.wowlan_inst,
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pieces.wowlan_inst_size))
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goto err_pci_alloc;
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- if (iwl_alloc_fw_desc(priv, &priv->ucode_wowlan.data,
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+ if (iwl_alloc_fw_desc(bus(priv),
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+ &trans(priv)->ucode_wowlan.data,
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pieces.wowlan_data,
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pieces.wowlan_data_size))
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goto err_pci_alloc;
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@@ -1156,7 +1102,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
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err_pci_alloc:
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IWL_ERR(priv, "failed to allocate pci memory\n");
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- iwl_dealloc_ucode(priv);
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+ iwl_dealloc_ucode(trans(priv));
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out_unbind:
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complete(&priv->firmware_loading_complete);
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device_release_driver(bus(priv)->dev);
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@@ -1352,7 +1298,7 @@ int iwl_alive_start(struct iwl_priv *priv)
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static void iwl_cancel_deferred_work(struct iwl_priv *priv);
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-static void __iwl_down(struct iwl_priv *priv)
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+void __iwl_down(struct iwl_priv *priv)
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{
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int exit_pending;
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@@ -1415,7 +1361,7 @@ static void __iwl_down(struct iwl_priv *priv)
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priv->beacon_skb = NULL;
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}
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-static void iwl_down(struct iwl_priv *priv)
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+void iwl_down(struct iwl_priv *priv)
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{
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mutex_lock(&priv->shrd->mutex);
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__iwl_down(priv);
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@@ -1424,57 +1370,6 @@ static void iwl_down(struct iwl_priv *priv)
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iwl_cancel_deferred_work(priv);
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}
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-#define MAX_HW_RESTARTS 5
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-
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-static int __iwl_up(struct iwl_priv *priv)
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-{
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- struct iwl_rxon_context *ctx;
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- int ret;
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-
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- lockdep_assert_held(&priv->shrd->mutex);
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-
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- if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status)) {
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- IWL_WARN(priv, "Exit pending; will not bring the NIC up\n");
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- return -EIO;
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- }
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-
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- for_each_context(priv, ctx) {
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- ret = iwlagn_alloc_bcast_station(priv, ctx);
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- if (ret) {
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- iwl_dealloc_bcast_stations(priv);
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- return ret;
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- }
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- }
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-
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- ret = iwlagn_run_init_ucode(priv);
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- if (ret) {
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- IWL_ERR(priv, "Failed to run INIT ucode: %d\n", ret);
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- goto error;
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- }
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-
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- ret = iwlagn_load_ucode_wait_alive(priv,
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- &priv->ucode_rt,
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- IWL_UCODE_REGULAR);
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- if (ret) {
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- IWL_ERR(priv, "Failed to start RT ucode: %d\n", ret);
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- goto error;
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- }
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-
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- ret = iwl_alive_start(priv);
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- if (ret)
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- goto error;
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- return 0;
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-
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- error:
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- set_bit(STATUS_EXIT_PENDING, &priv->shrd->status);
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- __iwl_down(priv);
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- clear_bit(STATUS_EXIT_PENDING, &priv->shrd->status);
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-
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- IWL_ERR(priv, "Unable to initialize device.\n");
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- return ret;
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-}
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-
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-
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/*****************************************************************************
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*
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* Workqueue callbacks
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@@ -1502,7 +1397,7 @@ static void iwl_bg_run_time_calib_work(struct work_struct *work)
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mutex_unlock(&priv->shrd->mutex);
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}
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-static void iwlagn_prepare_restart(struct iwl_priv *priv)
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+void iwlagn_prepare_restart(struct iwl_priv *priv)
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{
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struct iwl_rxon_context *ctx;
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bool bt_full_concurrent;
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@@ -1559,1499 +1454,180 @@ static void iwl_bg_restart(struct work_struct *data)
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}
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}
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-/*****************************************************************************
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- *
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- * mac80211 entry point functions
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- *
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- *****************************************************************************/
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-
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-static const struct ieee80211_iface_limit iwlagn_sta_ap_limits[] = {
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- {
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- .max = 1,
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- .types = BIT(NL80211_IFTYPE_STATION),
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- },
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- {
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- .max = 1,
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- .types = BIT(NL80211_IFTYPE_AP),
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- },
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-};
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-
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-static const struct ieee80211_iface_limit iwlagn_2sta_limits[] = {
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- {
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- .max = 2,
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- .types = BIT(NL80211_IFTYPE_STATION),
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- },
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-};
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-
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-static const struct ieee80211_iface_limit iwlagn_p2p_sta_go_limits[] = {
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- {
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- .max = 1,
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- .types = BIT(NL80211_IFTYPE_STATION),
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- },
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- {
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- .max = 1,
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- .types = BIT(NL80211_IFTYPE_P2P_GO) |
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- BIT(NL80211_IFTYPE_AP),
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- },
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-};
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-
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-static const struct ieee80211_iface_limit iwlagn_p2p_2sta_limits[] = {
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- {
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- .max = 2,
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- .types = BIT(NL80211_IFTYPE_STATION),
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- },
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- {
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- .max = 1,
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- .types = BIT(NL80211_IFTYPE_P2P_CLIENT),
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- },
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-};
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-static const struct ieee80211_iface_combination
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-iwlagn_iface_combinations_dualmode[] = {
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- { .num_different_channels = 1,
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- .max_interfaces = 2,
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- .beacon_int_infra_match = true,
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- .limits = iwlagn_sta_ap_limits,
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- .n_limits = ARRAY_SIZE(iwlagn_sta_ap_limits),
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- },
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- { .num_different_channels = 1,
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- .max_interfaces = 2,
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- .limits = iwlagn_2sta_limits,
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- .n_limits = ARRAY_SIZE(iwlagn_2sta_limits),
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- },
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-};
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-static const struct ieee80211_iface_combination
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-iwlagn_iface_combinations_p2p[] = {
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- { .num_different_channels = 1,
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- .max_interfaces = 2,
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- .beacon_int_infra_match = true,
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- .limits = iwlagn_p2p_sta_go_limits,
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- .n_limits = ARRAY_SIZE(iwlagn_p2p_sta_go_limits),
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- },
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- { .num_different_channels = 1,
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- .max_interfaces = 2,
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- .limits = iwlagn_p2p_2sta_limits,
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- .n_limits = ARRAY_SIZE(iwlagn_p2p_2sta_limits),
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- },
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-};
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-/*
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- * Not a mac80211 entry point function, but it fits in with all the
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- * other mac80211 functions grouped here.
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- */
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-static int iwlagn_mac_setup_register(struct iwl_priv *priv,
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- struct iwlagn_ucode_capabilities *capa)
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+void iwlagn_disable_roc(struct iwl_priv *priv)
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{
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- int ret;
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- struct ieee80211_hw *hw = priv->hw;
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- struct iwl_rxon_context *ctx;
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-
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- hw->rate_control_algorithm = "iwl-agn-rs";
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-
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- /* Tell mac80211 our characteristics */
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- hw->flags = IEEE80211_HW_SIGNAL_DBM |
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- IEEE80211_HW_AMPDU_AGGREGATION |
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- IEEE80211_HW_NEED_DTIM_PERIOD |
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- IEEE80211_HW_SPECTRUM_MGMT |
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- IEEE80211_HW_REPORTS_TX_ACK_STATUS;
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-
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- /*
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- * Including the following line will crash some AP's. This
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- * workaround removes the stimulus which causes the crash until
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- * the AP software can be fixed.
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- hw->max_tx_aggregation_subframes = LINK_QUAL_AGG_FRAME_LIMIT_DEF;
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- */
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-
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- hw->flags |= IEEE80211_HW_SUPPORTS_PS |
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- IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
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-
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- if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE)
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- hw->flags |= IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS |
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- IEEE80211_HW_SUPPORTS_STATIC_SMPS;
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-
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- if (capa->flags & IWL_UCODE_TLV_FLAGS_MFP)
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- hw->flags |= IEEE80211_HW_MFP_CAPABLE;
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-
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- hw->sta_data_size = sizeof(struct iwl_station_priv);
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- hw->vif_data_size = sizeof(struct iwl_vif_priv);
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-
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- for_each_context(priv, ctx) {
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- hw->wiphy->interface_modes |= ctx->interface_modes;
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- hw->wiphy->interface_modes |= ctx->exclusive_interface_modes;
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- }
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-
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- BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
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-
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- if (hw->wiphy->interface_modes & BIT(NL80211_IFTYPE_P2P_CLIENT)) {
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- hw->wiphy->iface_combinations = iwlagn_iface_combinations_p2p;
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- hw->wiphy->n_iface_combinations =
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- ARRAY_SIZE(iwlagn_iface_combinations_p2p);
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- } else if (hw->wiphy->interface_modes & BIT(NL80211_IFTYPE_AP)) {
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- hw->wiphy->iface_combinations = iwlagn_iface_combinations_dualmode;
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- hw->wiphy->n_iface_combinations =
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- ARRAY_SIZE(iwlagn_iface_combinations_dualmode);
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- }
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-
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- hw->wiphy->max_remain_on_channel_duration = 1000;
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-
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- hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY |
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- WIPHY_FLAG_DISABLE_BEACON_HINTS |
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- WIPHY_FLAG_IBSS_RSN;
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-
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- if (priv->ucode_wowlan.code.len && device_can_wakeup(bus(priv)->dev)) {
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- hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
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- WIPHY_WOWLAN_DISCONNECT |
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- WIPHY_WOWLAN_EAP_IDENTITY_REQ |
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- WIPHY_WOWLAN_RFKILL_RELEASE;
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- if (!iwlagn_mod_params.sw_crypto)
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- hw->wiphy->wowlan.flags |=
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- WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
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- WIPHY_WOWLAN_GTK_REKEY_FAILURE;
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-
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- hw->wiphy->wowlan.n_patterns = IWLAGN_WOWLAN_MAX_PATTERNS;
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- hw->wiphy->wowlan.pattern_min_len =
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- IWLAGN_WOWLAN_MIN_PATTERN_LEN;
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- hw->wiphy->wowlan.pattern_max_len =
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- IWLAGN_WOWLAN_MAX_PATTERN_LEN;
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- }
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-
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- if (iwlagn_mod_params.power_save)
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- hw->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
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- else
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- hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
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+ struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_PAN];
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- hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX;
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- /* we create the 802.11 header and a zero-length SSID element */
|
|
|
- hw->wiphy->max_scan_ie_len = capa->max_probe_length - 24 - 2;
|
|
|
+ lockdep_assert_held(&priv->shrd->mutex);
|
|
|
|
|
|
- /* Default value; 4 EDCA QOS priorities */
|
|
|
- hw->queues = 4;
|
|
|
+ if (!priv->hw_roc_setup)
|
|
|
+ return;
|
|
|
|
|
|
- hw->max_listen_interval = IWL_CONN_MAX_LISTEN_INTERVAL;
|
|
|
+ ctx->staging.dev_type = RXON_DEV_TYPE_P2P;
|
|
|
+ ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
|
|
|
|
|
|
- if (priv->bands[IEEE80211_BAND_2GHZ].n_channels)
|
|
|
- priv->hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
|
|
|
- &priv->bands[IEEE80211_BAND_2GHZ];
|
|
|
- if (priv->bands[IEEE80211_BAND_5GHZ].n_channels)
|
|
|
- priv->hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
|
|
|
- &priv->bands[IEEE80211_BAND_5GHZ];
|
|
|
+ priv->hw_roc_channel = NULL;
|
|
|
|
|
|
- iwl_leds_init(priv);
|
|
|
+ memset(ctx->staging.node_addr, 0, ETH_ALEN);
|
|
|
|
|
|
- ret = ieee80211_register_hw(priv->hw);
|
|
|
- if (ret) {
|
|
|
- IWL_ERR(priv, "Failed to register hw (error %d)\n", ret);
|
|
|
- return ret;
|
|
|
- }
|
|
|
- priv->mac80211_registered = 1;
|
|
|
+ iwlagn_commit_rxon(priv, ctx);
|
|
|
|
|
|
- return 0;
|
|
|
+ ctx->is_active = false;
|
|
|
+ priv->hw_roc_setup = false;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static int iwlagn_mac_start(struct ieee80211_hw *hw)
|
|
|
+static void iwlagn_disable_roc_work(struct work_struct *work)
|
|
|
{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- int ret;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
+ struct iwl_priv *priv = container_of(work, struct iwl_priv,
|
|
|
+ hw_roc_disable_work.work);
|
|
|
|
|
|
- /* we should be verifying the device is ready to be opened */
|
|
|
mutex_lock(&priv->shrd->mutex);
|
|
|
- ret = __iwl_up(priv);
|
|
|
+ iwlagn_disable_roc(priv);
|
|
|
mutex_unlock(&priv->shrd->mutex);
|
|
|
- if (ret)
|
|
|
- return ret;
|
|
|
-
|
|
|
- IWL_DEBUG_INFO(priv, "Start UP work done.\n");
|
|
|
-
|
|
|
- /* Now we should be done, and the READY bit should be set. */
|
|
|
- if (WARN_ON(!test_bit(STATUS_READY, &priv->shrd->status)))
|
|
|
- ret = -EIO;
|
|
|
-
|
|
|
- iwlagn_led_enable(priv);
|
|
|
-
|
|
|
- priv->is_open = 1;
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
- return 0;
|
|
|
}
|
|
|
|
|
|
-static void iwlagn_mac_stop(struct ieee80211_hw *hw)
|
|
|
+/*****************************************************************************
|
|
|
+ *
|
|
|
+ * driver setup and teardown
|
|
|
+ *
|
|
|
+ *****************************************************************************/
|
|
|
+
|
|
|
+static void iwl_setup_deferred_work(struct iwl_priv *priv)
|
|
|
{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
+ priv->shrd->workqueue = create_singlethread_workqueue(DRV_NAME);
|
|
|
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
+ init_waitqueue_head(&priv->shrd->wait_command_queue);
|
|
|
|
|
|
- if (!priv->is_open)
|
|
|
- return;
|
|
|
+ INIT_WORK(&priv->restart, iwl_bg_restart);
|
|
|
+ INIT_WORK(&priv->beacon_update, iwl_bg_beacon_update);
|
|
|
+ INIT_WORK(&priv->run_time_calib_work, iwl_bg_run_time_calib_work);
|
|
|
+ INIT_WORK(&priv->tx_flush, iwl_bg_tx_flush);
|
|
|
+ INIT_WORK(&priv->bt_full_concurrency, iwl_bg_bt_full_concurrency);
|
|
|
+ INIT_WORK(&priv->bt_runtime_config, iwl_bg_bt_runtime_config);
|
|
|
+ INIT_DELAYED_WORK(&priv->hw_roc_disable_work,
|
|
|
+ iwlagn_disable_roc_work);
|
|
|
|
|
|
- priv->is_open = 0;
|
|
|
+ iwl_setup_scan_deferred_work(priv);
|
|
|
|
|
|
- iwl_down(priv);
|
|
|
+ if (priv->cfg->lib->bt_setup_deferred_work)
|
|
|
+ priv->cfg->lib->bt_setup_deferred_work(priv);
|
|
|
|
|
|
- flush_workqueue(priv->shrd->workqueue);
|
|
|
+ init_timer(&priv->statistics_periodic);
|
|
|
+ priv->statistics_periodic.data = (unsigned long)priv;
|
|
|
+ priv->statistics_periodic.function = iwl_bg_statistics_periodic;
|
|
|
|
|
|
- /* User space software may expect getting rfkill changes
|
|
|
- * even if interface is down */
|
|
|
- iwl_write32(bus(priv), CSR_INT, 0xFFFFFFFF);
|
|
|
- iwl_enable_rfkill_int(priv);
|
|
|
+ init_timer(&priv->ucode_trace);
|
|
|
+ priv->ucode_trace.data = (unsigned long)priv;
|
|
|
+ priv->ucode_trace.function = iwl_bg_ucode_trace;
|
|
|
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
+ init_timer(&priv->watchdog);
|
|
|
+ priv->watchdog.data = (unsigned long)priv;
|
|
|
+ priv->watchdog.function = iwl_bg_watchdog;
|
|
|
}
|
|
|
|
|
|
-#ifdef CONFIG_PM_SLEEP
|
|
|
-static int iwlagn_send_patterns(struct iwl_priv *priv,
|
|
|
- struct cfg80211_wowlan *wowlan)
|
|
|
+static void iwl_cancel_deferred_work(struct iwl_priv *priv)
|
|
|
{
|
|
|
- struct iwlagn_wowlan_patterns_cmd *pattern_cmd;
|
|
|
- struct iwl_host_cmd cmd = {
|
|
|
- .id = REPLY_WOWLAN_PATTERNS,
|
|
|
- .dataflags[0] = IWL_HCMD_DFL_NOCOPY,
|
|
|
- .flags = CMD_SYNC,
|
|
|
- };
|
|
|
- int i, err;
|
|
|
+ if (priv->cfg->lib->cancel_deferred_work)
|
|
|
+ priv->cfg->lib->cancel_deferred_work(priv);
|
|
|
|
|
|
- if (!wowlan->n_patterns)
|
|
|
- return 0;
|
|
|
+ cancel_work_sync(&priv->run_time_calib_work);
|
|
|
+ cancel_work_sync(&priv->beacon_update);
|
|
|
|
|
|
- cmd.len[0] = sizeof(*pattern_cmd) +
|
|
|
- wowlan->n_patterns * sizeof(struct iwlagn_wowlan_pattern);
|
|
|
+ iwl_cancel_scan_deferred_work(priv);
|
|
|
|
|
|
- pattern_cmd = kmalloc(cmd.len[0], GFP_KERNEL);
|
|
|
- if (!pattern_cmd)
|
|
|
- return -ENOMEM;
|
|
|
+ cancel_work_sync(&priv->bt_full_concurrency);
|
|
|
+ cancel_work_sync(&priv->bt_runtime_config);
|
|
|
+ cancel_delayed_work_sync(&priv->hw_roc_disable_work);
|
|
|
|
|
|
- pattern_cmd->n_patterns = cpu_to_le32(wowlan->n_patterns);
|
|
|
+ del_timer_sync(&priv->statistics_periodic);
|
|
|
+ del_timer_sync(&priv->ucode_trace);
|
|
|
+}
|
|
|
|
|
|
- for (i = 0; i < wowlan->n_patterns; i++) {
|
|
|
- int mask_len = DIV_ROUND_UP(wowlan->patterns[i].pattern_len, 8);
|
|
|
+static void iwl_init_hw_rates(struct iwl_priv *priv,
|
|
|
+ struct ieee80211_rate *rates)
|
|
|
+{
|
|
|
+ int i;
|
|
|
|
|
|
- memcpy(&pattern_cmd->patterns[i].mask,
|
|
|
- wowlan->patterns[i].mask, mask_len);
|
|
|
- memcpy(&pattern_cmd->patterns[i].pattern,
|
|
|
- wowlan->patterns[i].pattern,
|
|
|
- wowlan->patterns[i].pattern_len);
|
|
|
- pattern_cmd->patterns[i].mask_size = mask_len;
|
|
|
- pattern_cmd->patterns[i].pattern_size =
|
|
|
- wowlan->patterns[i].pattern_len;
|
|
|
+ for (i = 0; i < IWL_RATE_COUNT_LEGACY; i++) {
|
|
|
+ rates[i].bitrate = iwl_rates[i].ieee * 5;
|
|
|
+ rates[i].hw_value = i; /* Rate scaling will work on indexes */
|
|
|
+ rates[i].hw_value_short = i;
|
|
|
+ rates[i].flags = 0;
|
|
|
+ if ((i >= IWL_FIRST_CCK_RATE) && (i <= IWL_LAST_CCK_RATE)) {
|
|
|
+ /*
|
|
|
+ * If CCK != 1M then set short preamble rate flag.
|
|
|
+ */
|
|
|
+ rates[i].flags |=
|
|
|
+ (iwl_rates[i].plcp == IWL_RATE_1M_PLCP) ?
|
|
|
+ 0 : IEEE80211_RATE_SHORT_PREAMBLE;
|
|
|
+ }
|
|
|
}
|
|
|
-
|
|
|
- cmd.data[0] = pattern_cmd;
|
|
|
- err = iwl_trans_send_cmd(trans(priv), &cmd);
|
|
|
- kfree(pattern_cmd);
|
|
|
- return err;
|
|
|
}
|
|
|
-#endif
|
|
|
|
|
|
-static void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_vif *vif,
|
|
|
- struct cfg80211_gtk_rekey_data *data)
|
|
|
+static int iwl_init_drv(struct iwl_priv *priv)
|
|
|
{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
-
|
|
|
- if (iwlagn_mod_params.sw_crypto)
|
|
|
- return;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
+ int ret;
|
|
|
|
|
|
- if (priv->contexts[IWL_RXON_CTX_BSS].vif != vif)
|
|
|
- goto out;
|
|
|
+ spin_lock_init(&priv->shrd->sta_lock);
|
|
|
|
|
|
- memcpy(priv->kek, data->kek, NL80211_KEK_LEN);
|
|
|
- memcpy(priv->kck, data->kck, NL80211_KCK_LEN);
|
|
|
- priv->replay_ctr = cpu_to_le64(be64_to_cpup((__be64 *)&data->replay_ctr));
|
|
|
- priv->have_rekey_data = true;
|
|
|
+ mutex_init(&priv->shrd->mutex);
|
|
|
|
|
|
- out:
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-}
|
|
|
+ priv->ieee_channels = NULL;
|
|
|
+ priv->ieee_rates = NULL;
|
|
|
+ priv->band = IEEE80211_BAND_2GHZ;
|
|
|
|
|
|
-struct wowlan_key_data {
|
|
|
- struct iwl_rxon_context *ctx;
|
|
|
- struct iwlagn_wowlan_rsc_tsc_params_cmd *rsc_tsc;
|
|
|
- struct iwlagn_wowlan_tkip_params_cmd *tkip;
|
|
|
- const u8 *bssid;
|
|
|
- bool error, use_rsc_tsc, use_tkip;
|
|
|
-};
|
|
|
+ priv->iw_mode = NL80211_IFTYPE_STATION;
|
|
|
+ priv->current_ht_config.smps = IEEE80211_SMPS_STATIC;
|
|
|
+ priv->missed_beacon_threshold = IWL_MISSED_BEACON_THRESHOLD_DEF;
|
|
|
+ priv->agg_tids_count = 0;
|
|
|
|
|
|
-#ifdef CONFIG_PM_SLEEP
|
|
|
-static void iwlagn_convert_p1k(u16 *p1k, __le16 *out)
|
|
|
-{
|
|
|
- int i;
|
|
|
+ /* initialize force reset */
|
|
|
+ priv->force_reset[IWL_RF_RESET].reset_duration =
|
|
|
+ IWL_DELAY_NEXT_FORCE_RF_RESET;
|
|
|
+ priv->force_reset[IWL_FW_RESET].reset_duration =
|
|
|
+ IWL_DELAY_NEXT_FORCE_FW_RELOAD;
|
|
|
|
|
|
- for (i = 0; i < IWLAGN_P1K_SIZE; i++)
|
|
|
- out[i] = cpu_to_le16(p1k[i]);
|
|
|
-}
|
|
|
+ priv->rx_statistics_jiffies = jiffies;
|
|
|
|
|
|
-static void iwlagn_wowlan_program_keys(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_vif *vif,
|
|
|
- struct ieee80211_sta *sta,
|
|
|
- struct ieee80211_key_conf *key,
|
|
|
- void *_data)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- struct wowlan_key_data *data = _data;
|
|
|
- struct iwl_rxon_context *ctx = data->ctx;
|
|
|
- struct aes_sc *aes_sc, *aes_tx_sc = NULL;
|
|
|
- struct tkip_sc *tkip_sc, *tkip_tx_sc = NULL;
|
|
|
- struct iwlagn_p1k_cache *rx_p1ks;
|
|
|
- u8 *rx_mic_key;
|
|
|
- struct ieee80211_key_seq seq;
|
|
|
- u32 cur_rx_iv32 = 0;
|
|
|
- u16 p1k[IWLAGN_P1K_SIZE];
|
|
|
- int ret, i;
|
|
|
+ /* Choose which receivers/antennas to use */
|
|
|
+ iwlagn_set_rxon_chain(priv, &priv->contexts[IWL_RXON_CTX_BSS]);
|
|
|
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
+ iwl_init_scan_params(priv);
|
|
|
|
|
|
- if ((key->cipher == WLAN_CIPHER_SUITE_WEP40 ||
|
|
|
- key->cipher == WLAN_CIPHER_SUITE_WEP104) &&
|
|
|
- !sta && !ctx->key_mapping_keys)
|
|
|
- ret = iwl_set_default_wep_key(priv, ctx, key);
|
|
|
- else
|
|
|
- ret = iwl_set_dynamic_key(priv, ctx, key, sta);
|
|
|
+ /* init bt coex */
|
|
|
+ if (priv->cfg->bt_params &&
|
|
|
+ priv->cfg->bt_params->advanced_bt_coexist) {
|
|
|
+ priv->kill_ack_mask = IWLAGN_BT_KILL_ACK_MASK_DEFAULT;
|
|
|
+ priv->kill_cts_mask = IWLAGN_BT_KILL_CTS_MASK_DEFAULT;
|
|
|
+ priv->bt_valid = IWLAGN_BT_ALL_VALID_MSK;
|
|
|
+ priv->bt_on_thresh = BT_ON_THRESHOLD_DEF;
|
|
|
+ priv->bt_duration = BT_DURATION_LIMIT_DEF;
|
|
|
+ priv->dynamic_frag_thresh = BT_FRAG_THRESHOLD_DEF;
|
|
|
+ }
|
|
|
|
|
|
+ ret = iwl_init_channel_map(priv);
|
|
|
if (ret) {
|
|
|
- IWL_ERR(priv, "Error setting key during suspend!\n");
|
|
|
- data->error = true;
|
|
|
+ IWL_ERR(priv, "initializing regulatory failed: %d\n", ret);
|
|
|
+ goto err;
|
|
|
}
|
|
|
|
|
|
- switch (key->cipher) {
|
|
|
- case WLAN_CIPHER_SUITE_TKIP:
|
|
|
- if (sta) {
|
|
|
- tkip_sc = data->rsc_tsc->all_tsc_rsc.tkip.unicast_rsc;
|
|
|
- tkip_tx_sc = &data->rsc_tsc->all_tsc_rsc.tkip.tsc;
|
|
|
-
|
|
|
- rx_p1ks = data->tkip->rx_uni;
|
|
|
+ ret = iwl_init_geos(priv);
|
|
|
+ if (ret) {
|
|
|
+ IWL_ERR(priv, "initializing geos failed: %d\n", ret);
|
|
|
+ goto err_free_channel_map;
|
|
|
+ }
|
|
|
+ iwl_init_hw_rates(priv, priv->ieee_rates);
|
|
|
|
|
|
- ieee80211_get_key_tx_seq(key, &seq);
|
|
|
- tkip_tx_sc->iv16 = cpu_to_le16(seq.tkip.iv16);
|
|
|
- tkip_tx_sc->iv32 = cpu_to_le32(seq.tkip.iv32);
|
|
|
+ return 0;
|
|
|
|
|
|
- ieee80211_get_tkip_p1k_iv(key, seq.tkip.iv32, p1k);
|
|
|
- iwlagn_convert_p1k(p1k, data->tkip->tx.p1k);
|
|
|
-
|
|
|
- memcpy(data->tkip->mic_keys.tx,
|
|
|
- &key->key[NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY],
|
|
|
- IWLAGN_MIC_KEY_SIZE);
|
|
|
-
|
|
|
- rx_mic_key = data->tkip->mic_keys.rx_unicast;
|
|
|
- } else {
|
|
|
- tkip_sc = data->rsc_tsc->all_tsc_rsc.tkip.multicast_rsc;
|
|
|
- rx_p1ks = data->tkip->rx_multi;
|
|
|
- rx_mic_key = data->tkip->mic_keys.rx_mcast;
|
|
|
- }
|
|
|
-
|
|
|
- /*
|
|
|
- * For non-QoS this relies on the fact that both the uCode and
|
|
|
- * mac80211 use TID 0 (as they need to to avoid replay attacks)
|
|
|
- * for checking the IV in the frames.
|
|
|
- */
|
|
|
- for (i = 0; i < IWLAGN_NUM_RSC; i++) {
|
|
|
- ieee80211_get_key_rx_seq(key, i, &seq);
|
|
|
- tkip_sc[i].iv16 = cpu_to_le16(seq.tkip.iv16);
|
|
|
- tkip_sc[i].iv32 = cpu_to_le32(seq.tkip.iv32);
|
|
|
- /* wrapping isn't allowed, AP must rekey */
|
|
|
- if (seq.tkip.iv32 > cur_rx_iv32)
|
|
|
- cur_rx_iv32 = seq.tkip.iv32;
|
|
|
- }
|
|
|
-
|
|
|
- ieee80211_get_tkip_rx_p1k(key, data->bssid, cur_rx_iv32, p1k);
|
|
|
- iwlagn_convert_p1k(p1k, rx_p1ks[0].p1k);
|
|
|
- ieee80211_get_tkip_rx_p1k(key, data->bssid,
|
|
|
- cur_rx_iv32 + 1, p1k);
|
|
|
- iwlagn_convert_p1k(p1k, rx_p1ks[1].p1k);
|
|
|
-
|
|
|
- memcpy(rx_mic_key,
|
|
|
- &key->key[NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY],
|
|
|
- IWLAGN_MIC_KEY_SIZE);
|
|
|
-
|
|
|
- data->use_tkip = true;
|
|
|
- data->use_rsc_tsc = true;
|
|
|
- break;
|
|
|
- case WLAN_CIPHER_SUITE_CCMP:
|
|
|
- if (sta) {
|
|
|
- u8 *pn = seq.ccmp.pn;
|
|
|
-
|
|
|
- aes_sc = data->rsc_tsc->all_tsc_rsc.aes.unicast_rsc;
|
|
|
- aes_tx_sc = &data->rsc_tsc->all_tsc_rsc.aes.tsc;
|
|
|
-
|
|
|
- ieee80211_get_key_tx_seq(key, &seq);
|
|
|
- aes_tx_sc->pn = cpu_to_le64(
|
|
|
- (u64)pn[5] |
|
|
|
- ((u64)pn[4] << 8) |
|
|
|
- ((u64)pn[3] << 16) |
|
|
|
- ((u64)pn[2] << 24) |
|
|
|
- ((u64)pn[1] << 32) |
|
|
|
- ((u64)pn[0] << 40));
|
|
|
- } else
|
|
|
- aes_sc = data->rsc_tsc->all_tsc_rsc.aes.multicast_rsc;
|
|
|
-
|
|
|
- /*
|
|
|
- * For non-QoS this relies on the fact that both the uCode and
|
|
|
- * mac80211 use TID 0 for checking the IV in the frames.
|
|
|
- */
|
|
|
- for (i = 0; i < IWLAGN_NUM_RSC; i++) {
|
|
|
- u8 *pn = seq.ccmp.pn;
|
|
|
-
|
|
|
- ieee80211_get_key_rx_seq(key, i, &seq);
|
|
|
- aes_sc->pn = cpu_to_le64(
|
|
|
- (u64)pn[5] |
|
|
|
- ((u64)pn[4] << 8) |
|
|
|
- ((u64)pn[3] << 16) |
|
|
|
- ((u64)pn[2] << 24) |
|
|
|
- ((u64)pn[1] << 32) |
|
|
|
- ((u64)pn[0] << 40));
|
|
|
- }
|
|
|
- data->use_rsc_tsc = true;
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
-}
|
|
|
-
|
|
|
-static int iwlagn_mac_suspend(struct ieee80211_hw *hw,
|
|
|
- struct cfg80211_wowlan *wowlan)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- struct iwlagn_wowlan_wakeup_filter_cmd wakeup_filter_cmd;
|
|
|
- struct iwl_rxon_cmd rxon;
|
|
|
- struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
|
|
|
- struct iwlagn_wowlan_kek_kck_material_cmd kek_kck_cmd;
|
|
|
- struct iwlagn_wowlan_tkip_params_cmd tkip_cmd = {};
|
|
|
- struct wowlan_key_data key_data = {
|
|
|
- .ctx = ctx,
|
|
|
- .bssid = ctx->active.bssid_addr,
|
|
|
- .use_rsc_tsc = false,
|
|
|
- .tkip = &tkip_cmd,
|
|
|
- .use_tkip = false,
|
|
|
- };
|
|
|
- int ret, i;
|
|
|
- u16 seq;
|
|
|
-
|
|
|
- if (WARN_ON(!wowlan))
|
|
|
- return -EINVAL;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- /* Don't attempt WoWLAN when not associated, tear down instead. */
|
|
|
- if (!ctx->vif || ctx->vif->type != NL80211_IFTYPE_STATION ||
|
|
|
- !iwl_is_associated_ctx(ctx)) {
|
|
|
- ret = 1;
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- key_data.rsc_tsc = kzalloc(sizeof(*key_data.rsc_tsc), GFP_KERNEL);
|
|
|
- if (!key_data.rsc_tsc) {
|
|
|
- ret = -ENOMEM;
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- memset(&wakeup_filter_cmd, 0, sizeof(wakeup_filter_cmd));
|
|
|
-
|
|
|
- /*
|
|
|
- * We know the last used seqno, and the uCode expects to know that
|
|
|
- * one, it will increment before TX.
|
|
|
- */
|
|
|
- seq = le16_to_cpu(priv->last_seq_ctl) & IEEE80211_SCTL_SEQ;
|
|
|
- wakeup_filter_cmd.non_qos_seq = cpu_to_le16(seq);
|
|
|
-
|
|
|
- /*
|
|
|
- * For QoS counters, we store the one to use next, so subtract 0x10
|
|
|
- * since the uCode will add 0x10 before using the value.
|
|
|
- */
|
|
|
- for (i = 0; i < 8; i++) {
|
|
|
- seq = priv->shrd->tid_data[IWL_AP_ID][i].seq_number;
|
|
|
- seq -= 0x10;
|
|
|
- wakeup_filter_cmd.qos_seq[i] = cpu_to_le16(seq);
|
|
|
- }
|
|
|
-
|
|
|
- if (wowlan->disconnect)
|
|
|
- wakeup_filter_cmd.enabled |=
|
|
|
- cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_BEACON_MISS |
|
|
|
- IWLAGN_WOWLAN_WAKEUP_LINK_CHANGE);
|
|
|
- if (wowlan->magic_pkt)
|
|
|
- wakeup_filter_cmd.enabled |=
|
|
|
- cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_MAGIC_PACKET);
|
|
|
- if (wowlan->gtk_rekey_failure)
|
|
|
- wakeup_filter_cmd.enabled |=
|
|
|
- cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_GTK_REKEY_FAIL);
|
|
|
- if (wowlan->eap_identity_req)
|
|
|
- wakeup_filter_cmd.enabled |=
|
|
|
- cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_EAP_IDENT_REQ);
|
|
|
- if (wowlan->four_way_handshake)
|
|
|
- wakeup_filter_cmd.enabled |=
|
|
|
- cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_4WAY_HANDSHAKE);
|
|
|
- if (wowlan->rfkill_release)
|
|
|
- wakeup_filter_cmd.enabled |=
|
|
|
- cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_RFKILL);
|
|
|
- if (wowlan->n_patterns)
|
|
|
- wakeup_filter_cmd.enabled |=
|
|
|
- cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_PATTERN_MATCH);
|
|
|
-
|
|
|
- iwl_scan_cancel_timeout(priv, 200);
|
|
|
-
|
|
|
- memcpy(&rxon, &ctx->active, sizeof(rxon));
|
|
|
-
|
|
|
- iwl_trans_stop_device(trans(priv));
|
|
|
-
|
|
|
- priv->shrd->wowlan = true;
|
|
|
-
|
|
|
- ret = iwlagn_load_ucode_wait_alive(priv, &priv->ucode_wowlan,
|
|
|
- IWL_UCODE_WOWLAN);
|
|
|
- if (ret)
|
|
|
- goto error;
|
|
|
-
|
|
|
- /* now configure WoWLAN ucode */
|
|
|
- ret = iwl_alive_start(priv);
|
|
|
- if (ret)
|
|
|
- goto error;
|
|
|
-
|
|
|
- memcpy(&ctx->staging, &rxon, sizeof(rxon));
|
|
|
- ret = iwlagn_commit_rxon(priv, ctx);
|
|
|
- if (ret)
|
|
|
- goto error;
|
|
|
-
|
|
|
- ret = iwl_power_update_mode(priv, true);
|
|
|
- if (ret)
|
|
|
- goto error;
|
|
|
-
|
|
|
- if (!iwlagn_mod_params.sw_crypto) {
|
|
|
- /* mark all keys clear */
|
|
|
- priv->ucode_key_table = 0;
|
|
|
- ctx->key_mapping_keys = 0;
|
|
|
-
|
|
|
- /*
|
|
|
- * This needs to be unlocked due to lock ordering
|
|
|
- * constraints. Since we're in the suspend path
|
|
|
- * that isn't really a problem though.
|
|
|
- */
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- ieee80211_iter_keys(priv->hw, ctx->vif,
|
|
|
- iwlagn_wowlan_program_keys,
|
|
|
- &key_data);
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
- if (key_data.error) {
|
|
|
- ret = -EIO;
|
|
|
- goto error;
|
|
|
- }
|
|
|
-
|
|
|
- if (key_data.use_rsc_tsc) {
|
|
|
- struct iwl_host_cmd rsc_tsc_cmd = {
|
|
|
- .id = REPLY_WOWLAN_TSC_RSC_PARAMS,
|
|
|
- .flags = CMD_SYNC,
|
|
|
- .data[0] = key_data.rsc_tsc,
|
|
|
- .dataflags[0] = IWL_HCMD_DFL_NOCOPY,
|
|
|
- .len[0] = sizeof(*key_data.rsc_tsc),
|
|
|
- };
|
|
|
-
|
|
|
- ret = iwl_trans_send_cmd(trans(priv), &rsc_tsc_cmd);
|
|
|
- if (ret)
|
|
|
- goto error;
|
|
|
- }
|
|
|
-
|
|
|
- if (key_data.use_tkip) {
|
|
|
- ret = iwl_trans_send_cmd_pdu(trans(priv),
|
|
|
- REPLY_WOWLAN_TKIP_PARAMS,
|
|
|
- CMD_SYNC, sizeof(tkip_cmd),
|
|
|
- &tkip_cmd);
|
|
|
- if (ret)
|
|
|
- goto error;
|
|
|
- }
|
|
|
-
|
|
|
- if (priv->have_rekey_data) {
|
|
|
- memset(&kek_kck_cmd, 0, sizeof(kek_kck_cmd));
|
|
|
- memcpy(kek_kck_cmd.kck, priv->kck, NL80211_KCK_LEN);
|
|
|
- kek_kck_cmd.kck_len = cpu_to_le16(NL80211_KCK_LEN);
|
|
|
- memcpy(kek_kck_cmd.kek, priv->kek, NL80211_KEK_LEN);
|
|
|
- kek_kck_cmd.kek_len = cpu_to_le16(NL80211_KEK_LEN);
|
|
|
- kek_kck_cmd.replay_ctr = priv->replay_ctr;
|
|
|
-
|
|
|
- ret = iwl_trans_send_cmd_pdu(trans(priv),
|
|
|
- REPLY_WOWLAN_KEK_KCK_MATERIAL,
|
|
|
- CMD_SYNC, sizeof(kek_kck_cmd),
|
|
|
- &kek_kck_cmd);
|
|
|
- if (ret)
|
|
|
- goto error;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_WOWLAN_WAKEUP_FILTER,
|
|
|
- CMD_SYNC, sizeof(wakeup_filter_cmd),
|
|
|
- &wakeup_filter_cmd);
|
|
|
- if (ret)
|
|
|
- goto error;
|
|
|
-
|
|
|
- ret = iwlagn_send_patterns(priv, wowlan);
|
|
|
- if (ret)
|
|
|
- goto error;
|
|
|
-
|
|
|
- device_set_wakeup_enable(bus(priv)->dev, true);
|
|
|
-
|
|
|
- /* Now let the ucode operate on its own */
|
|
|
- iwl_write32(bus(priv), CSR_UCODE_DRV_GP1_SET,
|
|
|
- CSR_UCODE_DRV_GP1_BIT_D3_CFG_COMPLETE);
|
|
|
-
|
|
|
- goto out;
|
|
|
-
|
|
|
- error:
|
|
|
- priv->shrd->wowlan = false;
|
|
|
- iwlagn_prepare_restart(priv);
|
|
|
- ieee80211_restart_hw(priv->hw);
|
|
|
- out:
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- kfree(key_data.rsc_tsc);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-static int iwlagn_mac_resume(struct ieee80211_hw *hw)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
|
|
|
- struct ieee80211_vif *vif;
|
|
|
- unsigned long flags;
|
|
|
- u32 base, status = 0xffffffff;
|
|
|
- int ret = -EIO;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- iwl_write32(bus(priv), CSR_UCODE_DRV_GP1_CLR,
|
|
|
- CSR_UCODE_DRV_GP1_BIT_D3_CFG_COMPLETE);
|
|
|
-
|
|
|
- base = priv->device_pointers.error_event_table;
|
|
|
- if (iwlagn_hw_valid_rtc_data_addr(base)) {
|
|
|
- spin_lock_irqsave(&bus(priv)->reg_lock, flags);
|
|
|
- ret = iwl_grab_nic_access_silent(bus(priv));
|
|
|
- if (ret == 0) {
|
|
|
- iwl_write32(bus(priv), HBUS_TARG_MEM_RADDR, base);
|
|
|
- status = iwl_read32(bus(priv), HBUS_TARG_MEM_RDAT);
|
|
|
- iwl_release_nic_access(bus(priv));
|
|
|
- }
|
|
|
- spin_unlock_irqrestore(&bus(priv)->reg_lock, flags);
|
|
|
-
|
|
|
-#ifdef CONFIG_IWLWIFI_DEBUGFS
|
|
|
- if (ret == 0) {
|
|
|
- if (!priv->wowlan_sram)
|
|
|
- priv->wowlan_sram =
|
|
|
- kzalloc(priv->ucode_wowlan.data.len,
|
|
|
- GFP_KERNEL);
|
|
|
-
|
|
|
- if (priv->wowlan_sram)
|
|
|
- _iwl_read_targ_mem_words(
|
|
|
- bus(priv), 0x800000, priv->wowlan_sram,
|
|
|
- priv->ucode_wowlan.data.len / 4);
|
|
|
- }
|
|
|
-#endif
|
|
|
- }
|
|
|
-
|
|
|
- /* we'll clear ctx->vif during iwlagn_prepare_restart() */
|
|
|
- vif = ctx->vif;
|
|
|
-
|
|
|
- priv->shrd->wowlan = false;
|
|
|
-
|
|
|
- device_set_wakeup_enable(bus(priv)->dev, false);
|
|
|
-
|
|
|
- iwlagn_prepare_restart(priv);
|
|
|
-
|
|
|
- memset((void *)&ctx->active, 0, sizeof(ctx->active));
|
|
|
- iwl_connection_init_rx_config(priv, ctx);
|
|
|
- iwlagn_set_rxon_chain(priv, ctx);
|
|
|
-
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-
|
|
|
- ieee80211_resume_disconnect(vif);
|
|
|
-
|
|
|
- return 1;
|
|
|
-}
|
|
|
-#endif
|
|
|
-
|
|
|
-static void iwlagn_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
-
|
|
|
- IWL_DEBUG_MACDUMP(priv, "enter\n");
|
|
|
-
|
|
|
- IWL_DEBUG_TX(priv, "dev->xmit(%d bytes) at rate 0x%02x\n", skb->len,
|
|
|
- ieee80211_get_tx_rate(hw, IEEE80211_SKB_CB(skb))->bitrate);
|
|
|
-
|
|
|
- if (iwlagn_tx_skb(priv, skb))
|
|
|
- dev_kfree_skb_any(skb);
|
|
|
-
|
|
|
- IWL_DEBUG_MACDUMP(priv, "leave\n");
|
|
|
-}
|
|
|
-
|
|
|
-static void iwlagn_mac_update_tkip_key(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_vif *vif,
|
|
|
- struct ieee80211_key_conf *keyconf,
|
|
|
- struct ieee80211_sta *sta,
|
|
|
- u32 iv32, u16 *phase1key)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
-
|
|
|
- iwl_update_tkip_key(priv, vif, keyconf, sta, iv32, phase1key);
|
|
|
-}
|
|
|
-
|
|
|
-static int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
|
|
|
- struct ieee80211_vif *vif,
|
|
|
- struct ieee80211_sta *sta,
|
|
|
- struct ieee80211_key_conf *key)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
|
|
|
- struct iwl_rxon_context *ctx = vif_priv->ctx;
|
|
|
- int ret;
|
|
|
- bool is_default_wep_key = false;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
-
|
|
|
- if (iwlagn_mod_params.sw_crypto) {
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave - hwcrypto disabled\n");
|
|
|
- return -EOPNOTSUPP;
|
|
|
- }
|
|
|
-
|
|
|
- /*
|
|
|
- * We could program these keys into the hardware as well, but we
|
|
|
- * don't expect much multicast traffic in IBSS and having keys
|
|
|
- * for more stations is probably more useful.
|
|
|
- *
|
|
|
- * Mark key TX-only and return 0.
|
|
|
- */
|
|
|
- if (vif->type == NL80211_IFTYPE_ADHOC &&
|
|
|
- !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) {
|
|
|
- key->hw_key_idx = WEP_INVALID_OFFSET;
|
|
|
- return 0;
|
|
|
- }
|
|
|
-
|
|
|
- /* If they key was TX-only, accept deletion */
|
|
|
- if (cmd == DISABLE_KEY && key->hw_key_idx == WEP_INVALID_OFFSET)
|
|
|
- return 0;
|
|
|
-
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
- iwl_scan_cancel_timeout(priv, 100);
|
|
|
-
|
|
|
- BUILD_BUG_ON(WEP_INVALID_OFFSET == IWLAGN_HW_KEY_DEFAULT);
|
|
|
-
|
|
|
- /*
|
|
|
- * If we are getting WEP group key and we didn't receive any key mapping
|
|
|
- * so far, we are in legacy wep mode (group key only), otherwise we are
|
|
|
- * in 1X mode.
|
|
|
- * In legacy wep mode, we use another host command to the uCode.
|
|
|
- */
|
|
|
- if ((key->cipher == WLAN_CIPHER_SUITE_WEP40 ||
|
|
|
- key->cipher == WLAN_CIPHER_SUITE_WEP104) && !sta) {
|
|
|
- if (cmd == SET_KEY)
|
|
|
- is_default_wep_key = !ctx->key_mapping_keys;
|
|
|
- else
|
|
|
- is_default_wep_key =
|
|
|
- key->hw_key_idx == IWLAGN_HW_KEY_DEFAULT;
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- switch (cmd) {
|
|
|
- case SET_KEY:
|
|
|
- if (is_default_wep_key) {
|
|
|
- ret = iwl_set_default_wep_key(priv, vif_priv->ctx, key);
|
|
|
- break;
|
|
|
- }
|
|
|
- ret = iwl_set_dynamic_key(priv, vif_priv->ctx, key, sta);
|
|
|
- if (ret) {
|
|
|
- /*
|
|
|
- * can't add key for RX, but we don't need it
|
|
|
- * in the device for TX so still return 0
|
|
|
- */
|
|
|
- ret = 0;
|
|
|
- key->hw_key_idx = WEP_INVALID_OFFSET;
|
|
|
- }
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enable hwcrypto key\n");
|
|
|
- break;
|
|
|
- case DISABLE_KEY:
|
|
|
- if (is_default_wep_key)
|
|
|
- ret = iwl_remove_default_wep_key(priv, ctx, key);
|
|
|
- else
|
|
|
- ret = iwl_remove_dynamic_key(priv, ctx, key, sta);
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "disable hwcrypto key\n");
|
|
|
- break;
|
|
|
- default:
|
|
|
- ret = -EINVAL;
|
|
|
- }
|
|
|
-
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_vif *vif,
|
|
|
- enum ieee80211_ampdu_mlme_action action,
|
|
|
- struct ieee80211_sta *sta, u16 tid, u16 *ssn,
|
|
|
- u8 buf_size)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- int ret = -EINVAL;
|
|
|
- struct iwl_station_priv *sta_priv = (void *) sta->drv_priv;
|
|
|
- struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
|
|
|
-
|
|
|
- IWL_DEBUG_HT(priv, "A-MPDU action on addr %pM tid %d\n",
|
|
|
- sta->addr, tid);
|
|
|
-
|
|
|
- if (!(priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE))
|
|
|
- return -EACCES;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- switch (action) {
|
|
|
- case IEEE80211_AMPDU_RX_START:
|
|
|
- IWL_DEBUG_HT(priv, "start Rx\n");
|
|
|
- ret = iwl_sta_rx_agg_start(priv, sta, tid, *ssn);
|
|
|
- break;
|
|
|
- case IEEE80211_AMPDU_RX_STOP:
|
|
|
- IWL_DEBUG_HT(priv, "stop Rx\n");
|
|
|
- ret = iwl_sta_rx_agg_stop(priv, sta, tid);
|
|
|
- if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
|
|
|
- ret = 0;
|
|
|
- break;
|
|
|
- case IEEE80211_AMPDU_TX_START:
|
|
|
- IWL_DEBUG_HT(priv, "start Tx\n");
|
|
|
- ret = iwlagn_tx_agg_start(priv, vif, sta, tid, ssn);
|
|
|
- break;
|
|
|
- case IEEE80211_AMPDU_TX_STOP:
|
|
|
- IWL_DEBUG_HT(priv, "stop Tx\n");
|
|
|
- ret = iwlagn_tx_agg_stop(priv, vif, sta, tid);
|
|
|
- if ((ret == 0) && (priv->agg_tids_count > 0)) {
|
|
|
- priv->agg_tids_count--;
|
|
|
- IWL_DEBUG_HT(priv, "priv->agg_tids_count = %u\n",
|
|
|
- priv->agg_tids_count);
|
|
|
- }
|
|
|
- if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
|
|
|
- ret = 0;
|
|
|
- if (!priv->agg_tids_count && priv->cfg->ht_params &&
|
|
|
- priv->cfg->ht_params->use_rts_for_aggregation) {
|
|
|
- /*
|
|
|
- * switch off RTS/CTS if it was previously enabled
|
|
|
- */
|
|
|
- sta_priv->lq_sta.lq.general_params.flags &=
|
|
|
- ~LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK;
|
|
|
- iwl_send_lq_cmd(priv, iwl_rxon_ctx_from_vif(vif),
|
|
|
- &sta_priv->lq_sta.lq, CMD_ASYNC, false);
|
|
|
- }
|
|
|
- break;
|
|
|
- case IEEE80211_AMPDU_TX_OPERATIONAL:
|
|
|
- buf_size = min_t(int, buf_size, LINK_QUAL_AGG_FRAME_LIMIT_DEF);
|
|
|
-
|
|
|
- iwl_trans_tx_agg_setup(trans(priv), ctx->ctxid, iwl_sta_id(sta),
|
|
|
- tid, buf_size);
|
|
|
-
|
|
|
- /*
|
|
|
- * If the limit is 0, then it wasn't initialised yet,
|
|
|
- * use the default. We can do that since we take the
|
|
|
- * minimum below, and we don't want to go above our
|
|
|
- * default due to hardware restrictions.
|
|
|
- */
|
|
|
- if (sta_priv->max_agg_bufsize == 0)
|
|
|
- sta_priv->max_agg_bufsize =
|
|
|
- LINK_QUAL_AGG_FRAME_LIMIT_DEF;
|
|
|
-
|
|
|
- /*
|
|
|
- * Even though in theory the peer could have different
|
|
|
- * aggregation reorder buffer sizes for different sessions,
|
|
|
- * our ucode doesn't allow for that and has a global limit
|
|
|
- * for each station. Therefore, use the minimum of all the
|
|
|
- * aggregation sessions and our default value.
|
|
|
- */
|
|
|
- sta_priv->max_agg_bufsize =
|
|
|
- min(sta_priv->max_agg_bufsize, buf_size);
|
|
|
-
|
|
|
- if (priv->cfg->ht_params &&
|
|
|
- priv->cfg->ht_params->use_rts_for_aggregation) {
|
|
|
- /*
|
|
|
- * switch to RTS/CTS if it is the prefer protection
|
|
|
- * method for HT traffic
|
|
|
- */
|
|
|
-
|
|
|
- sta_priv->lq_sta.lq.general_params.flags |=
|
|
|
- LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK;
|
|
|
- }
|
|
|
- priv->agg_tids_count++;
|
|
|
- IWL_DEBUG_HT(priv, "priv->agg_tids_count = %u\n",
|
|
|
- priv->agg_tids_count);
|
|
|
-
|
|
|
- sta_priv->lq_sta.lq.agg_params.agg_frame_cnt_limit =
|
|
|
- sta_priv->max_agg_bufsize;
|
|
|
-
|
|
|
- iwl_send_lq_cmd(priv, iwl_rxon_ctx_from_vif(vif),
|
|
|
- &sta_priv->lq_sta.lq, CMD_ASYNC, false);
|
|
|
-
|
|
|
- IWL_INFO(priv, "Tx aggregation enabled on ra = %pM tid = %d\n",
|
|
|
- sta->addr, tid);
|
|
|
- ret = 0;
|
|
|
- break;
|
|
|
- }
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_vif *vif,
|
|
|
- struct ieee80211_sta *sta)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
|
|
|
- struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
|
|
|
- bool is_ap = vif->type == NL80211_IFTYPE_STATION;
|
|
|
- int ret = 0;
|
|
|
- u8 sta_id;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "received request to add station %pM\n",
|
|
|
- sta->addr);
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_INFO(priv, "proceeding to add station %pM\n",
|
|
|
- sta->addr);
|
|
|
- sta_priv->sta_id = IWL_INVALID_STATION;
|
|
|
-
|
|
|
- atomic_set(&sta_priv->pending_frames, 0);
|
|
|
- if (vif->type == NL80211_IFTYPE_AP)
|
|
|
- sta_priv->client = true;
|
|
|
-
|
|
|
- ret = iwl_add_station_common(priv, vif_priv->ctx, sta->addr,
|
|
|
- is_ap, sta, &sta_id);
|
|
|
- if (ret) {
|
|
|
- IWL_ERR(priv, "Unable to add station %pM (%d)\n",
|
|
|
- sta->addr, ret);
|
|
|
- /* Should we return success if return code is EEXIST ? */
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- sta_priv->sta_id = sta_id;
|
|
|
-
|
|
|
- /* Initialize rate scaling */
|
|
|
- IWL_DEBUG_INFO(priv, "Initializing rate scaling for station %pM\n",
|
|
|
- sta->addr);
|
|
|
- iwl_rs_rate_init(priv, sta, sta_id);
|
|
|
- out:
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_channel_switch *ch_switch)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- const struct iwl_channel_info *ch_info;
|
|
|
- struct ieee80211_conf *conf = &hw->conf;
|
|
|
- struct ieee80211_channel *channel = ch_switch->channel;
|
|
|
- struct iwl_ht_config *ht_conf = &priv->current_ht_config;
|
|
|
- /*
|
|
|
- * MULTI-FIXME
|
|
|
- * When we add support for multiple interfaces, we need to
|
|
|
- * revisit this. The channel switch command in the device
|
|
|
- * only affects the BSS context, but what does that really
|
|
|
- * mean? And what if we get a CSA on the second interface?
|
|
|
- * This needs a lot of work.
|
|
|
- */
|
|
|
- struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
|
|
|
- u16 ch;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
-
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- if (iwl_is_rfkill(priv->shrd))
|
|
|
- goto out;
|
|
|
-
|
|
|
- if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status) ||
|
|
|
- test_bit(STATUS_SCANNING, &priv->shrd->status) ||
|
|
|
- test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->shrd->status))
|
|
|
- goto out;
|
|
|
-
|
|
|
- if (!iwl_is_associated_ctx(ctx))
|
|
|
- goto out;
|
|
|
-
|
|
|
- if (!priv->cfg->lib->set_channel_switch)
|
|
|
- goto out;
|
|
|
-
|
|
|
- ch = channel->hw_value;
|
|
|
- if (le16_to_cpu(ctx->active.channel) == ch)
|
|
|
- goto out;
|
|
|
-
|
|
|
- ch_info = iwl_get_channel_info(priv, channel->band, ch);
|
|
|
- if (!is_channel_valid(ch_info)) {
|
|
|
- IWL_DEBUG_MAC80211(priv, "invalid channel\n");
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- spin_lock_irq(&priv->shrd->lock);
|
|
|
-
|
|
|
- priv->current_ht_config.smps = conf->smps_mode;
|
|
|
-
|
|
|
- /* Configure HT40 channels */
|
|
|
- ctx->ht.enabled = conf_is_ht(conf);
|
|
|
- if (ctx->ht.enabled) {
|
|
|
- if (conf_is_ht40_minus(conf)) {
|
|
|
- ctx->ht.extension_chan_offset =
|
|
|
- IEEE80211_HT_PARAM_CHA_SEC_BELOW;
|
|
|
- ctx->ht.is_40mhz = true;
|
|
|
- } else if (conf_is_ht40_plus(conf)) {
|
|
|
- ctx->ht.extension_chan_offset =
|
|
|
- IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
|
|
|
- ctx->ht.is_40mhz = true;
|
|
|
- } else {
|
|
|
- ctx->ht.extension_chan_offset =
|
|
|
- IEEE80211_HT_PARAM_CHA_SEC_NONE;
|
|
|
- ctx->ht.is_40mhz = false;
|
|
|
- }
|
|
|
- } else
|
|
|
- ctx->ht.is_40mhz = false;
|
|
|
-
|
|
|
- if ((le16_to_cpu(ctx->staging.channel) != ch))
|
|
|
- ctx->staging.flags = 0;
|
|
|
-
|
|
|
- iwl_set_rxon_channel(priv, channel, ctx);
|
|
|
- iwl_set_rxon_ht(priv, ht_conf);
|
|
|
- iwl_set_flags_for_band(priv, ctx, channel->band, ctx->vif);
|
|
|
-
|
|
|
- spin_unlock_irq(&priv->shrd->lock);
|
|
|
-
|
|
|
- iwl_set_rate(priv);
|
|
|
- /*
|
|
|
- * at this point, staging_rxon has the
|
|
|
- * configuration for channel switch
|
|
|
- */
|
|
|
- set_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->shrd->status);
|
|
|
- priv->switch_channel = cpu_to_le16(ch);
|
|
|
- if (priv->cfg->lib->set_channel_switch(priv, ch_switch)) {
|
|
|
- clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->shrd->status);
|
|
|
- priv->switch_channel = 0;
|
|
|
- ieee80211_chswitch_done(ctx->vif, false);
|
|
|
- }
|
|
|
-
|
|
|
-out:
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-}
|
|
|
-
|
|
|
-static void iwlagn_configure_filter(struct ieee80211_hw *hw,
|
|
|
- unsigned int changed_flags,
|
|
|
- unsigned int *total_flags,
|
|
|
- u64 multicast)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- __le32 filter_or = 0, filter_nand = 0;
|
|
|
- struct iwl_rxon_context *ctx;
|
|
|
-
|
|
|
-#define CHK(test, flag) do { \
|
|
|
- if (*total_flags & (test)) \
|
|
|
- filter_or |= (flag); \
|
|
|
- else \
|
|
|
- filter_nand |= (flag); \
|
|
|
- } while (0)
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "Enter: changed: 0x%x, total: 0x%x\n",
|
|
|
- changed_flags, *total_flags);
|
|
|
-
|
|
|
- CHK(FIF_OTHER_BSS | FIF_PROMISC_IN_BSS, RXON_FILTER_PROMISC_MSK);
|
|
|
- /* Setting _just_ RXON_FILTER_CTL2HOST_MSK causes FH errors */
|
|
|
- CHK(FIF_CONTROL, RXON_FILTER_CTL2HOST_MSK | RXON_FILTER_PROMISC_MSK);
|
|
|
- CHK(FIF_BCN_PRBRESP_PROMISC, RXON_FILTER_BCON_AWARE_MSK);
|
|
|
-
|
|
|
-#undef CHK
|
|
|
-
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- for_each_context(priv, ctx) {
|
|
|
- ctx->staging.filter_flags &= ~filter_nand;
|
|
|
- ctx->staging.filter_flags |= filter_or;
|
|
|
-
|
|
|
- /*
|
|
|
- * Not committing directly because hardware can perform a scan,
|
|
|
- * but we'll eventually commit the filter flags change anyway.
|
|
|
- */
|
|
|
- }
|
|
|
-
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- /*
|
|
|
- * Receiving all multicast frames is always enabled by the
|
|
|
- * default flags setup in iwl_connection_init_rx_config()
|
|
|
- * since we currently do not support programming multicast
|
|
|
- * filters into the device.
|
|
|
- */
|
|
|
- *total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI | FIF_PROMISC_IN_BSS |
|
|
|
- FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
|
|
|
-}
|
|
|
-
|
|
|
-static void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
-
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
-
|
|
|
- if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status)) {
|
|
|
- IWL_DEBUG_TX(priv, "Aborting flush due to device shutdown\n");
|
|
|
- goto done;
|
|
|
- }
|
|
|
- if (iwl_is_rfkill(priv->shrd)) {
|
|
|
- IWL_DEBUG_TX(priv, "Aborting flush due to RF Kill\n");
|
|
|
- goto done;
|
|
|
- }
|
|
|
-
|
|
|
- /*
|
|
|
- * mac80211 will not push any more frames for transmit
|
|
|
- * until the flush is completed
|
|
|
- */
|
|
|
- if (drop) {
|
|
|
- IWL_DEBUG_MAC80211(priv, "send flush command\n");
|
|
|
- if (iwlagn_txfifo_flush(priv, IWL_DROP_ALL)) {
|
|
|
- IWL_ERR(priv, "flush request fail\n");
|
|
|
- goto done;
|
|
|
- }
|
|
|
- }
|
|
|
- IWL_DEBUG_MAC80211(priv, "wait transmit/flush all frames\n");
|
|
|
- iwl_trans_wait_tx_queue_empty(trans(priv));
|
|
|
-done:
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-}
|
|
|
-
|
|
|
-void iwlagn_disable_roc(struct iwl_priv *priv)
|
|
|
-{
|
|
|
- struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_PAN];
|
|
|
-
|
|
|
- lockdep_assert_held(&priv->shrd->mutex);
|
|
|
-
|
|
|
- if (!priv->hw_roc_setup)
|
|
|
- return;
|
|
|
-
|
|
|
- ctx->staging.dev_type = RXON_DEV_TYPE_P2P;
|
|
|
- ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
|
|
|
-
|
|
|
- priv->hw_roc_channel = NULL;
|
|
|
-
|
|
|
- memset(ctx->staging.node_addr, 0, ETH_ALEN);
|
|
|
-
|
|
|
- iwlagn_commit_rxon(priv, ctx);
|
|
|
-
|
|
|
- ctx->is_active = false;
|
|
|
- priv->hw_roc_setup = false;
|
|
|
-}
|
|
|
-
|
|
|
-static void iwlagn_disable_roc_work(struct work_struct *work)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = container_of(work, struct iwl_priv,
|
|
|
- hw_roc_disable_work.work);
|
|
|
-
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
- iwlagn_disable_roc(priv);
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
-}
|
|
|
-
|
|
|
-static int iwlagn_mac_remain_on_channel(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_channel *channel,
|
|
|
- enum nl80211_channel_type channel_type,
|
|
|
- int duration)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_PAN];
|
|
|
- int err = 0;
|
|
|
-
|
|
|
- if (!(priv->shrd->valid_contexts & BIT(IWL_RXON_CTX_PAN)))
|
|
|
- return -EOPNOTSUPP;
|
|
|
-
|
|
|
- if (!(ctx->interface_modes & BIT(NL80211_IFTYPE_P2P_CLIENT)))
|
|
|
- return -EOPNOTSUPP;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- if (test_bit(STATUS_SCAN_HW, &priv->shrd->status)) {
|
|
|
- err = -EBUSY;
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- priv->hw_roc_channel = channel;
|
|
|
- priv->hw_roc_chantype = channel_type;
|
|
|
- priv->hw_roc_duration = duration;
|
|
|
- priv->hw_roc_start_notified = false;
|
|
|
- cancel_delayed_work(&priv->hw_roc_disable_work);
|
|
|
-
|
|
|
- if (!ctx->is_active) {
|
|
|
- ctx->is_active = true;
|
|
|
- ctx->staging.dev_type = RXON_DEV_TYPE_P2P;
|
|
|
- memcpy(ctx->staging.node_addr,
|
|
|
- priv->contexts[IWL_RXON_CTX_BSS].staging.node_addr,
|
|
|
- ETH_ALEN);
|
|
|
- memcpy(ctx->staging.bssid_addr,
|
|
|
- priv->contexts[IWL_RXON_CTX_BSS].staging.node_addr,
|
|
|
- ETH_ALEN);
|
|
|
- err = iwlagn_commit_rxon(priv, ctx);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
- ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK |
|
|
|
- RXON_FILTER_PROMISC_MSK |
|
|
|
- RXON_FILTER_CTL2HOST_MSK;
|
|
|
-
|
|
|
- err = iwlagn_commit_rxon(priv, ctx);
|
|
|
- if (err) {
|
|
|
- iwlagn_disable_roc(priv);
|
|
|
- goto out;
|
|
|
- }
|
|
|
- priv->hw_roc_setup = true;
|
|
|
- }
|
|
|
-
|
|
|
- err = iwl_scan_initiate(priv, ctx->vif, IWL_SCAN_ROC, channel->band);
|
|
|
- if (err)
|
|
|
- iwlagn_disable_roc(priv);
|
|
|
-
|
|
|
- out:
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static int iwlagn_mac_cancel_remain_on_channel(struct ieee80211_hw *hw)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
-
|
|
|
- if (!(priv->shrd->valid_contexts & BIT(IWL_RXON_CTX_PAN)))
|
|
|
- return -EOPNOTSUPP;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
- iwl_scan_cancel_timeout(priv, priv->hw_roc_duration);
|
|
|
- iwlagn_disable_roc(priv);
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static int iwlagn_mac_tx_sync(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_vif *vif,
|
|
|
- const u8 *bssid,
|
|
|
- enum ieee80211_tx_sync_type type)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
|
|
|
- struct iwl_rxon_context *ctx = vif_priv->ctx;
|
|
|
- int ret;
|
|
|
- u8 sta_id;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- if (iwl_is_associated_ctx(ctx)) {
|
|
|
- ret = 0;
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- if (ctx->preauth_bssid || test_bit(STATUS_SCAN_HW, &priv->shrd->status)) {
|
|
|
- ret = -EBUSY;
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- ret = iwl_add_station_common(priv, ctx, bssid, true, NULL, &sta_id);
|
|
|
- if (ret)
|
|
|
- goto out;
|
|
|
-
|
|
|
- if (WARN_ON(sta_id != ctx->ap_sta_id)) {
|
|
|
- ret = -EIO;
|
|
|
- goto out_remove_sta;
|
|
|
- }
|
|
|
-
|
|
|
- memcpy(ctx->bssid, bssid, ETH_ALEN);
|
|
|
- ctx->preauth_bssid = true;
|
|
|
-
|
|
|
- ret = iwlagn_commit_rxon(priv, ctx);
|
|
|
-
|
|
|
- if (ret == 0)
|
|
|
- goto out;
|
|
|
-
|
|
|
- out_remove_sta:
|
|
|
- iwl_remove_station(priv, sta_id, bssid);
|
|
|
- out:
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-static void iwlagn_mac_finish_tx_sync(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_vif *vif,
|
|
|
- const u8 *bssid,
|
|
|
- enum ieee80211_tx_sync_type type)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
- struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
|
|
|
- struct iwl_rxon_context *ctx = vif_priv->ctx;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- if (iwl_is_associated_ctx(ctx))
|
|
|
- goto out;
|
|
|
-
|
|
|
- iwl_remove_station(priv, ctx->ap_sta_id, bssid);
|
|
|
- ctx->preauth_bssid = false;
|
|
|
- /* no need to commit */
|
|
|
- out:
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-}
|
|
|
-
|
|
|
-/*****************************************************************************
|
|
|
- *
|
|
|
- * driver setup and teardown
|
|
|
- *
|
|
|
- *****************************************************************************/
|
|
|
-
|
|
|
-static void iwl_setup_deferred_work(struct iwl_priv *priv)
|
|
|
-{
|
|
|
- priv->shrd->workqueue = create_singlethread_workqueue(DRV_NAME);
|
|
|
-
|
|
|
- init_waitqueue_head(&priv->shrd->wait_command_queue);
|
|
|
-
|
|
|
- INIT_WORK(&priv->restart, iwl_bg_restart);
|
|
|
- INIT_WORK(&priv->beacon_update, iwl_bg_beacon_update);
|
|
|
- INIT_WORK(&priv->run_time_calib_work, iwl_bg_run_time_calib_work);
|
|
|
- INIT_WORK(&priv->tx_flush, iwl_bg_tx_flush);
|
|
|
- INIT_WORK(&priv->bt_full_concurrency, iwl_bg_bt_full_concurrency);
|
|
|
- INIT_WORK(&priv->bt_runtime_config, iwl_bg_bt_runtime_config);
|
|
|
- INIT_DELAYED_WORK(&priv->hw_roc_disable_work,
|
|
|
- iwlagn_disable_roc_work);
|
|
|
-
|
|
|
- iwl_setup_scan_deferred_work(priv);
|
|
|
-
|
|
|
- if (priv->cfg->lib->bt_setup_deferred_work)
|
|
|
- priv->cfg->lib->bt_setup_deferred_work(priv);
|
|
|
-
|
|
|
- init_timer(&priv->statistics_periodic);
|
|
|
- priv->statistics_periodic.data = (unsigned long)priv;
|
|
|
- priv->statistics_periodic.function = iwl_bg_statistics_periodic;
|
|
|
-
|
|
|
- init_timer(&priv->ucode_trace);
|
|
|
- priv->ucode_trace.data = (unsigned long)priv;
|
|
|
- priv->ucode_trace.function = iwl_bg_ucode_trace;
|
|
|
-
|
|
|
- init_timer(&priv->watchdog);
|
|
|
- priv->watchdog.data = (unsigned long)priv;
|
|
|
- priv->watchdog.function = iwl_bg_watchdog;
|
|
|
-}
|
|
|
-
|
|
|
-static void iwl_cancel_deferred_work(struct iwl_priv *priv)
|
|
|
-{
|
|
|
- if (priv->cfg->lib->cancel_deferred_work)
|
|
|
- priv->cfg->lib->cancel_deferred_work(priv);
|
|
|
-
|
|
|
- cancel_work_sync(&priv->run_time_calib_work);
|
|
|
- cancel_work_sync(&priv->beacon_update);
|
|
|
-
|
|
|
- iwl_cancel_scan_deferred_work(priv);
|
|
|
-
|
|
|
- cancel_work_sync(&priv->bt_full_concurrency);
|
|
|
- cancel_work_sync(&priv->bt_runtime_config);
|
|
|
- cancel_delayed_work_sync(&priv->hw_roc_disable_work);
|
|
|
-
|
|
|
- del_timer_sync(&priv->statistics_periodic);
|
|
|
- del_timer_sync(&priv->ucode_trace);
|
|
|
-}
|
|
|
-
|
|
|
-static void iwl_init_hw_rates(struct iwl_priv *priv,
|
|
|
- struct ieee80211_rate *rates)
|
|
|
-{
|
|
|
- int i;
|
|
|
-
|
|
|
- for (i = 0; i < IWL_RATE_COUNT_LEGACY; i++) {
|
|
|
- rates[i].bitrate = iwl_rates[i].ieee * 5;
|
|
|
- rates[i].hw_value = i; /* Rate scaling will work on indexes */
|
|
|
- rates[i].hw_value_short = i;
|
|
|
- rates[i].flags = 0;
|
|
|
- if ((i >= IWL_FIRST_CCK_RATE) && (i <= IWL_LAST_CCK_RATE)) {
|
|
|
- /*
|
|
|
- * If CCK != 1M then set short preamble rate flag.
|
|
|
- */
|
|
|
- rates[i].flags |=
|
|
|
- (iwl_rates[i].plcp == IWL_RATE_1M_PLCP) ?
|
|
|
- 0 : IEEE80211_RATE_SHORT_PREAMBLE;
|
|
|
- }
|
|
|
- }
|
|
|
-}
|
|
|
-
|
|
|
-static int iwl_init_drv(struct iwl_priv *priv)
|
|
|
-{
|
|
|
- int ret;
|
|
|
-
|
|
|
- spin_lock_init(&priv->shrd->sta_lock);
|
|
|
-
|
|
|
- mutex_init(&priv->shrd->mutex);
|
|
|
-
|
|
|
- priv->ieee_channels = NULL;
|
|
|
- priv->ieee_rates = NULL;
|
|
|
- priv->band = IEEE80211_BAND_2GHZ;
|
|
|
-
|
|
|
- priv->iw_mode = NL80211_IFTYPE_STATION;
|
|
|
- priv->current_ht_config.smps = IEEE80211_SMPS_STATIC;
|
|
|
- priv->missed_beacon_threshold = IWL_MISSED_BEACON_THRESHOLD_DEF;
|
|
|
- priv->agg_tids_count = 0;
|
|
|
-
|
|
|
- /* initialize force reset */
|
|
|
- priv->force_reset[IWL_RF_RESET].reset_duration =
|
|
|
- IWL_DELAY_NEXT_FORCE_RF_RESET;
|
|
|
- priv->force_reset[IWL_FW_RESET].reset_duration =
|
|
|
- IWL_DELAY_NEXT_FORCE_FW_RELOAD;
|
|
|
-
|
|
|
- priv->rx_statistics_jiffies = jiffies;
|
|
|
-
|
|
|
- /* Choose which receivers/antennas to use */
|
|
|
- iwlagn_set_rxon_chain(priv, &priv->contexts[IWL_RXON_CTX_BSS]);
|
|
|
-
|
|
|
- iwl_init_scan_params(priv);
|
|
|
-
|
|
|
- /* init bt coex */
|
|
|
- if (priv->cfg->bt_params &&
|
|
|
- priv->cfg->bt_params->advanced_bt_coexist) {
|
|
|
- priv->kill_ack_mask = IWLAGN_BT_KILL_ACK_MASK_DEFAULT;
|
|
|
- priv->kill_cts_mask = IWLAGN_BT_KILL_CTS_MASK_DEFAULT;
|
|
|
- priv->bt_valid = IWLAGN_BT_ALL_VALID_MSK;
|
|
|
- priv->bt_on_thresh = BT_ON_THRESHOLD_DEF;
|
|
|
- priv->bt_duration = BT_DURATION_LIMIT_DEF;
|
|
|
- priv->dynamic_frag_thresh = BT_FRAG_THRESHOLD_DEF;
|
|
|
- }
|
|
|
-
|
|
|
- ret = iwl_init_channel_map(priv);
|
|
|
- if (ret) {
|
|
|
- IWL_ERR(priv, "initializing regulatory failed: %d\n", ret);
|
|
|
- goto err;
|
|
|
- }
|
|
|
-
|
|
|
- ret = iwl_init_geos(priv);
|
|
|
- if (ret) {
|
|
|
- IWL_ERR(priv, "initializing geos failed: %d\n", ret);
|
|
|
- goto err_free_channel_map;
|
|
|
- }
|
|
|
- iwl_init_hw_rates(priv, priv->ieee_rates);
|
|
|
-
|
|
|
- return 0;
|
|
|
-
|
|
|
-err_free_channel_map:
|
|
|
- iwl_free_channel_map(priv);
|
|
|
-err:
|
|
|
- return ret;
|
|
|
-}
|
|
|
+err_free_channel_map:
|
|
|
+ iwl_free_channel_map(priv);
|
|
|
+err:
|
|
|
+ return ret;
|
|
|
+}
|
|
|
|
|
|
static void iwl_uninit_drv(struct iwl_priv *priv)
|
|
|
{
|
|
@@ -3062,81 +1638,13 @@ static void iwl_uninit_drv(struct iwl_priv *priv)
|
|
|
kmem_cache_destroy(priv->tx_cmd_pool);
|
|
|
kfree(priv->scan_cmd);
|
|
|
kfree(priv->beacon_cmd);
|
|
|
+ kfree(rcu_dereference_raw(priv->noa_data));
|
|
|
#ifdef CONFIG_IWLWIFI_DEBUGFS
|
|
|
kfree(priv->wowlan_sram);
|
|
|
#endif
|
|
|
}
|
|
|
|
|
|
-static void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
|
|
|
- enum ieee80211_rssi_event rssi_event)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
-
|
|
|
- IWL_DEBUG_MAC80211(priv, "enter\n");
|
|
|
- mutex_lock(&priv->shrd->mutex);
|
|
|
-
|
|
|
- if (priv->cfg->bt_params &&
|
|
|
- priv->cfg->bt_params->advanced_bt_coexist) {
|
|
|
- if (rssi_event == RSSI_EVENT_LOW)
|
|
|
- priv->bt_enable_pspoll = true;
|
|
|
- else if (rssi_event == RSSI_EVENT_HIGH)
|
|
|
- priv->bt_enable_pspoll = false;
|
|
|
-
|
|
|
- iwlagn_send_advance_bt_config(priv);
|
|
|
- } else {
|
|
|
- IWL_DEBUG_MAC80211(priv, "Advanced BT coex disabled,"
|
|
|
- "ignoring RSSI callback\n");
|
|
|
- }
|
|
|
-
|
|
|
- mutex_unlock(&priv->shrd->mutex);
|
|
|
- IWL_DEBUG_MAC80211(priv, "leave\n");
|
|
|
-}
|
|
|
-
|
|
|
-static int iwlagn_mac_set_tim(struct ieee80211_hw *hw,
|
|
|
- struct ieee80211_sta *sta, bool set)
|
|
|
-{
|
|
|
- struct iwl_priv *priv = hw->priv;
|
|
|
|
|
|
- queue_work(priv->shrd->workqueue, &priv->beacon_update);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-struct ieee80211_ops iwlagn_hw_ops = {
|
|
|
- .tx = iwlagn_mac_tx,
|
|
|
- .start = iwlagn_mac_start,
|
|
|
- .stop = iwlagn_mac_stop,
|
|
|
-#ifdef CONFIG_PM_SLEEP
|
|
|
- .suspend = iwlagn_mac_suspend,
|
|
|
- .resume = iwlagn_mac_resume,
|
|
|
-#endif
|
|
|
- .add_interface = iwlagn_mac_add_interface,
|
|
|
- .remove_interface = iwlagn_mac_remove_interface,
|
|
|
- .change_interface = iwlagn_mac_change_interface,
|
|
|
- .config = iwlagn_mac_config,
|
|
|
- .configure_filter = iwlagn_configure_filter,
|
|
|
- .set_key = iwlagn_mac_set_key,
|
|
|
- .update_tkip_key = iwlagn_mac_update_tkip_key,
|
|
|
- .set_rekey_data = iwlagn_mac_set_rekey_data,
|
|
|
- .conf_tx = iwlagn_mac_conf_tx,
|
|
|
- .bss_info_changed = iwlagn_bss_info_changed,
|
|
|
- .ampdu_action = iwlagn_mac_ampdu_action,
|
|
|
- .hw_scan = iwlagn_mac_hw_scan,
|
|
|
- .sta_notify = iwlagn_mac_sta_notify,
|
|
|
- .sta_add = iwlagn_mac_sta_add,
|
|
|
- .sta_remove = iwlagn_mac_sta_remove,
|
|
|
- .channel_switch = iwlagn_mac_channel_switch,
|
|
|
- .flush = iwlagn_mac_flush,
|
|
|
- .tx_last_beacon = iwlagn_mac_tx_last_beacon,
|
|
|
- .remain_on_channel = iwlagn_mac_remain_on_channel,
|
|
|
- .cancel_remain_on_channel = iwlagn_mac_cancel_remain_on_channel,
|
|
|
- .rssi_callback = iwlagn_mac_rssi_callback,
|
|
|
- CFG80211_TESTMODE_CMD(iwlagn_mac_testmode_cmd)
|
|
|
- CFG80211_TESTMODE_DUMP(iwlagn_mac_testmode_dump)
|
|
|
- .tx_sync = iwlagn_mac_tx_sync,
|
|
|
- .finish_tx_sync = iwlagn_mac_finish_tx_sync,
|
|
|
- .set_tim = iwlagn_mac_set_tim,
|
|
|
-};
|
|
|
|
|
|
static u32 iwl_hw_detect(struct iwl_priv *priv)
|
|
|
{
|
|
@@ -3170,27 +1678,7 @@ static int iwl_set_hw_params(struct iwl_priv *priv)
|
|
|
return priv->cfg->lib->set_hw_params(priv);
|
|
|
}
|
|
|
|
|
|
-/* This function both allocates and initializes hw and priv. */
|
|
|
-static struct ieee80211_hw *iwl_alloc_all(struct iwl_cfg *cfg)
|
|
|
-{
|
|
|
- struct iwl_priv *priv;
|
|
|
- /* mac80211 allocates memory for this device instance, including
|
|
|
- * space for this driver's private structure */
|
|
|
- struct ieee80211_hw *hw;
|
|
|
-
|
|
|
- hw = ieee80211_alloc_hw(sizeof(struct iwl_priv), &iwlagn_hw_ops);
|
|
|
- if (hw == NULL) {
|
|
|
- pr_err("%s: Can not allocate network device\n",
|
|
|
- cfg->name);
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- priv = hw->priv;
|
|
|
- priv->hw = hw;
|
|
|
|
|
|
-out:
|
|
|
- return hw;
|
|
|
-}
|
|
|
|
|
|
int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops,
|
|
|
struct iwl_cfg *cfg)
|
|
@@ -3204,8 +1692,9 @@ int iwl_probe(struct iwl_bus *bus, const struct iwl_trans_ops *trans_ops,
|
|
|
/************************
|
|
|
* 1. Allocating HW data
|
|
|
************************/
|
|
|
- hw = iwl_alloc_all(cfg);
|
|
|
+ hw = iwl_alloc_all();
|
|
|
if (!hw) {
|
|
|
+ pr_err("%s: Cannot allocate network device\n", cfg->name);
|
|
|
err = -ENOMEM;
|
|
|
goto out;
|
|
|
}
|
|
@@ -3397,7 +1886,7 @@ void __devexit iwl_remove(struct iwl_priv * priv)
|
|
|
/*This will stop the queues, move the device to low power state */
|
|
|
iwl_trans_stop_device(trans(priv));
|
|
|
|
|
|
- iwl_dealloc_ucode(priv);
|
|
|
+ iwl_dealloc_ucode(trans(priv));
|
|
|
|
|
|
iwl_eeprom_free(priv);
|
|
|
|