iwlwifi: Fix byte count table for fragmented packets

This patch fix byte count table update. Table must be updated for each
fragment

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>

1 files changed, 5 insertions, 8 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 822169e61e9b..04fed5e0724a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -3141,18 +3141,16 @@ static void iwl4965_hw_card_show_info(struct iwl_priv *priv)
 #define IWL_TX_DELIMITER_SIZE   4
 
 /**
- * iwl4965_tx_queue_update_wr_ptr - Set up entry in Tx byte-count array
+ * iwl4965_txq_update_byte_cnt_tbl - Set up entry in Tx byte-count array
  */
-int iwl4965_tx_queue_update_wr_ptr(struct iwl_priv *priv,
-                                   struct iwl4965_tx_queue *txq, u16 byte_cnt)
+static void iwl4965_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
+                                            struct iwl4965_tx_queue *txq,
+                                            u16 byte_cnt)
 {
         int len;
         int txq_id = txq->q.id;
         struct iwl4965_shared *shared_data = priv->hw_setting.shared_virt;
 
-        if (txq->need_update == 0)
-                return 0;
-
         len = byte_cnt + IWL_TX_CRC_SIZE + IWL_TX_DELIMITER_SIZE;
 
         /* Set up byte count within first 256 entries */
@@ -3164,8 +3162,6 @@ int iwl4965_tx_queue_update_wr_ptr(struct iwl_priv *priv,
                 IWL_SET_BITS16(shared_data->queues_byte_cnt_tbls[txq_id].
                         tfd_offset[IWL4965_QUEUE_SIZE + txq->q.write_ptr],
                         byte_cnt, len);
-
-        return 0;
 }
 
 /**
@@ -4934,6 +4930,7 @@ static struct iwl_hcmd_utils_ops iwl4965_hcmd_utils = {
 
 static struct iwl_lib_ops iwl4965_lib = {
         .init_drv = iwl4965_init_drv,
+        .txq_update_byte_cnt_tbl = iwl4965_txq_update_byte_cnt_tbl,
         .hw_nic_init = iwl4965_hw_nic_init,
         .is_valid_rtc_data_addr = iwl4965_hw_valid_rtc_data_addr,
         .alive_notify = iwl4965_alive_notify,