]> pilppa.com Git - linux-2.6-omap-h63xx.git/commitdiff
iwlwifi: move shared pointers to iwl_priv
authorTomas Winkler <tomas.winkler@intel.com>
Tue, 15 Apr 2008 04:16:14 +0000 (21:16 -0700)
committerJohn W. Linville <linville@tuxdriver.com>
Wed, 16 Apr 2008 19:59:59 +0000 (15:59 -0400)
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/iwlwifi/iwl-4965-hw.h
drivers/net/wireless/iwlwifi/iwl-4965.c
drivers/net/wireless/iwlwifi/iwl-4965.h
drivers/net/wireless/iwlwifi/iwl4965-base.c

index de7bac149723ef628ff8cca2ee3ee925a27137e5..3d098da25fc9eadd6aba2531f034fdf8f2123b45 100644 (file)
@@ -1554,29 +1554,29 @@ struct iwl4965_sched_queue_byte_cnt_tbl {
 struct iwl4965_shared {
        struct iwl4965_sched_queue_byte_cnt_tbl
         queues_byte_cnt_tbls[IWL_MAX_NUM_QUEUES];
-       __le32 val0;
+       __le32 rb_closed;
 
        /* __le32 rb_closed_stts_rb_num:12; */
 #define IWL_rb_closed_stts_rb_num_POS 0
 #define IWL_rb_closed_stts_rb_num_LEN 12
-#define IWL_rb_closed_stts_rb_num_SYM val0
+#define IWL_rb_closed_stts_rb_num_SYM rb_closed
        /* __le32 rsrv1:4; */
        /* __le32 rb_closed_stts_rx_frame_num:12; */
 #define IWL_rb_closed_stts_rx_frame_num_POS 16
 #define IWL_rb_closed_stts_rx_frame_num_LEN 12
-#define IWL_rb_closed_stts_rx_frame_num_SYM val0
+#define IWL_rb_closed_stts_rx_frame_num_SYM rb_closed
        /* __le32 rsrv2:4; */
 
-       __le32 val1;
+       __le32 frm_finished;
        /* __le32 frame_finished_stts_rb_num:12; */
 #define IWL_frame_finished_stts_rb_num_POS 0
 #define IWL_frame_finished_stts_rb_num_LEN 12
-#define IWL_frame_finished_stts_rb_num_SYM val1
+#define IWL_frame_finished_stts_rb_num_SYM frm_finished
        /* __le32 rsrv3:4; */
        /* __le32 frame_finished_stts_rx_frame_num:12; */
 #define IWL_frame_finished_stts_rx_frame_num_POS 16
 #define IWL_frame_finished_stts_rx_frame_num_LEN 12
-#define IWL_frame_finished_stts_rx_frame_num_SYM val1
+#define IWL_frame_finished_stts_rx_frame_num_SYM frm_finished
        /* __le32 rsrv4:4; */
 
        __le32 padding1;  /* so that allocation will be aligned to 16B */
index 04fed5e0724a54fd7c222f23d183a177ea727223..a10a6e81769f735698c4195ad2d8c33c9254cebf 100644 (file)
@@ -274,6 +274,18 @@ static int iwl4965_init_drv(struct iwl_priv *priv)
        spin_lock_init(&priv->hcmd_lock);
        spin_lock_init(&priv->lq_mngr.lock);
 
+       priv->shared_virt = pci_alloc_consistent(priv->pci_dev,
+                                       sizeof(struct iwl4965_shared),
+                                       &priv->shared_phys);
+
+       if (!priv->shared_virt) {
+               ret = -ENOMEM;
+               goto err;
+       }
+
+       memset(priv->shared_virt, 0, sizeof(struct iwl4965_shared));
+
+
        for (i = 0; i < IWL_IBSS_MAC_HASH_SIZE; i++)
                INIT_LIST_HEAD(&priv->ibss_mac_hash[i]);
 
@@ -546,15 +558,15 @@ static int iwl4965_nic_set_pwr_src(struct iwl_priv *priv, int pwr_max)
 
 static int iwl4965_rx_init(struct iwl_priv *priv, struct iwl4965_rx_queue *rxq)
 {
-       int rc;
+       int ret;
        unsigned long flags;
        unsigned int rb_size;
 
        spin_lock_irqsave(&priv->lock, flags);
-       rc = iwl_grab_nic_access(priv);
-       if (rc) {
+       ret = iwl_grab_nic_access(priv);
+       if (ret) {
                spin_unlock_irqrestore(&priv->lock, flags);
-               return rc;
+               return ret;
        }
 
        if (priv->cfg->mod_params->amsdu_size_8K)
@@ -574,15 +586,15 @@ static int iwl4965_rx_init(struct iwl_priv *priv, struct iwl4965_rx_queue *rxq)
 
        /* Tell device where in DRAM to update its Rx status */
        iwl_write_direct32(priv, FH_RSCSR_CHNL0_STTS_WPTR_REG,
-                          (priv->hw_setting.shared_phys +
-                               offsetof(struct iwl4965_shared, val0)) >> 4);
+                          (priv->shared_phys +
+                           offsetof(struct iwl4965_shared, rb_closed)) >> 4);
 
        /* Enable Rx DMA, enable host interrupt, Rx buffer size 4k, 256 RBDs */
        iwl_write_direct32(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG,
                           FH_RCSR_RX_CONFIG_CHNL_EN_ENABLE_VAL |
                           FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL |
                           rb_size |
-                            /*0x10 << 4 | */
+                            /* 0x10 << 4 | */
                           (RX_QUEUE_SIZE_LOG <<
                              FH_RCSR_RX_CONFIG_RBDCB_SIZE_BITSHIFT));
 
@@ -1966,7 +1978,7 @@ int iwl4965_alive_notify(struct iwl_priv *priv)
 
        /* Tel 4965 where to find Tx byte count tables */
        iwl_write_prph(priv, IWL49_SCD_DRAM_BASE_ADDR,
-               (priv->hw_setting.shared_phys +
+               (priv->shared_phys +
                 offsetof(struct iwl4965_shared, queues_byte_cnt_tbls)) >> 10);
 
        /* Disable chain mode for all queues */
@@ -2024,29 +2036,14 @@ int iwl4965_alive_notify(struct iwl_priv *priv)
  */
 int iwl4965_hw_set_hw_setting(struct iwl_priv *priv)
 {
-       int ret = 0;
 
        if ((priv->cfg->mod_params->num_of_queues > IWL_MAX_NUM_QUEUES) ||
            (priv->cfg->mod_params->num_of_queues < IWL_MIN_NUM_QUEUES)) {
                IWL_ERROR("invalid queues_num, should be between %d and %d\n",
                          IWL_MIN_NUM_QUEUES, IWL_MAX_NUM_QUEUES);
-               ret = -EINVAL;
-               goto out;
-       }
-
-       /* Allocate area for Tx byte count tables and Rx queue status */
-       priv->hw_setting.shared_virt =
-           pci_alloc_consistent(priv->pci_dev,
-                                sizeof(struct iwl4965_shared),
-                                &priv->hw_setting.shared_phys);
-
-       if (!priv->hw_setting.shared_virt) {
-               ret = -ENOMEM;
-               goto out;
+               return -EINVAL;
        }
 
-       memset(priv->hw_setting.shared_virt, 0, sizeof(struct iwl4965_shared));
-
        priv->hw_setting.max_txq_num = priv->cfg->mod_params->num_of_queues;
        priv->hw_setting.tx_cmd_len = sizeof(struct iwl4965_tx_cmd);
        priv->hw_setting.max_rxq_size = RX_QUEUE_SIZE;
@@ -2061,8 +2058,7 @@ int iwl4965_hw_set_hw_setting(struct iwl_priv *priv)
 
        priv->hw_setting.tx_ant_num = 2;
 
-out:
-       return ret;
+       return 0;
 }
 
 /**
@@ -3014,9 +3010,8 @@ void iwl4965_hw_build_tx_cmd_rate(struct iwl_priv *priv,
 
 int iwl4965_hw_get_rx_read(struct iwl_priv *priv)
 {
-       struct iwl4965_shared *shared_data = priv->hw_setting.shared_virt;
-
-       return IWL_GET_BITS(*shared_data, rb_closed_stts_rb_num);
+       struct iwl4965_shared *s = priv->shared_virt;
+       return le32_to_cpu(s->rb_closed) & 0xFFF;
 }
 
 int iwl4965_hw_get_temperature(struct iwl_priv *priv)
@@ -3149,7 +3144,7 @@ static void iwl4965_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
 {
        int len;
        int txq_id = txq->q.id;
-       struct iwl4965_shared *shared_data = priv->hw_setting.shared_virt;
+       struct iwl4965_shared *shared_data = priv->shared_virt;
 
        len = byte_cnt + IWL_TX_CRC_SIZE + IWL_TX_DELIMITER_SIZE;
 
index 17c4bcfe113b4150ce6a2ccdaee1487b36285dc2..e5ab4c01ec9bcc7c235cad1fd2780c8f0962aace 100644 (file)
@@ -576,8 +576,6 @@ struct iwl4965_ibss_seq {
  * @max_rxq_log: Log-base-2 of max_rxq_size
  * @max_stations:
  * @bcast_sta_id:
- * @shared_virt: Pointer to driver/uCode shared Tx Byte Counts and Rx status
- * @shared_phys: Physical Pointer to Tx Byte Counts and Rx status
  */
 struct iwl4965_driver_hw_info {
        u16 max_txq_num;
@@ -589,8 +587,6 @@ struct iwl4965_driver_hw_info {
        u16 max_rxq_log;
        u8  max_stations;
        u8  bcast_sta_id;
-       void *shared_virt;
-       dma_addr_t shared_phys;
 };
 
 #define HT_SHORT_GI_20MHZ_ONLY          (1 << 0)
@@ -1147,9 +1143,14 @@ struct iwl_priv {
        /* Last Rx'd beacon timestamp */
        u64 timestamp;
        u16 beacon_int;
-       struct iwl4965_driver_hw_info hw_setting;
        struct ieee80211_vif *vif;
 
+       struct iwl4965_driver_hw_info hw_setting;
+       /* driver/uCode shared Tx Byte Counts and Rx status */
+       void *shared_virt;
+       /* Physical Pointer to Tx Byte Counts and Rx status */
+       dma_addr_t shared_phys;
+
        /* Current association information needed to configure the
         * hardware */
        u16 assoc_id;
index 1f343409c904155729e1c42d2e257a1b804a8188..5ec0af4788e4c80c917c9b957c78b2a4fa5c1d4a 100644 (file)
@@ -1219,11 +1219,11 @@ static int iwl4965_send_beacon_cmd(struct iwl_priv *priv)
 
 static void iwl4965_unset_hw_setting(struct iwl_priv *priv)
 {
-       if (priv->hw_setting.shared_virt)
+       if (priv->shared_virt)
                pci_free_consistent(priv->pci_dev,
                                    sizeof(struct iwl4965_shared),
-                                   priv->hw_setting.shared_virt,
-                                   priv->hw_setting.shared_phys);
+                                   priv->shared_virt,
+                                   priv->shared_phys);
 }
 
 /**