diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-hcmd.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-hcmd.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-hcmd.c index 86783c27d97c..73681c4fefe7 100644 --- a/drivers/net/wireless/iwlwifi/iwl-hcmd.c +++ b/drivers/net/wireless/iwlwifi/iwl-hcmd.c @@ -164,15 +164,13 @@ int iwl_send_cmd_sync(struct iwl_priv *priv, struct iwl_host_cmd *cmd) /* A synchronous command can not have a callback set. */ BUG_ON(cmd->callback); - if (test_and_set_bit(STATUS_HCMD_SYNC_ACTIVE, &priv->status)) { - IWL_ERR(priv, - "Error sending %s: Already sending a host command\n", + IWL_DEBUG_INFO(priv, "Attempting to send sync command %s\n", get_cmd_string(cmd->id)); - ret = -EBUSY; - goto out; - } + mutex_lock(&priv->sync_cmd_mutex); set_bit(STATUS_HCMD_ACTIVE, &priv->status); + IWL_DEBUG_INFO(priv, "Setting HCMD_ACTIVE for command %s \n", + get_cmd_string(cmd->id)); cmd_idx = iwl_enqueue_hcmd(priv, cmd); if (cmd_idx < 0) { @@ -193,6 +191,8 @@ int iwl_send_cmd_sync(struct iwl_priv *priv, struct iwl_host_cmd *cmd) jiffies_to_msecs(HOST_COMPLETE_TIMEOUT)); clear_bit(STATUS_HCMD_ACTIVE, &priv->status); + IWL_DEBUG_INFO(priv, "Clearing HCMD_ACTIVE for command %s \n", + get_cmd_string(cmd->id)); ret = -ETIMEDOUT; goto cancel; } @@ -237,7 +237,7 @@ fail: cmd->reply_page = 0; } out: - clear_bit(STATUS_HCMD_SYNC_ACTIVE, &priv->status); + mutex_unlock(&priv->sync_cmd_mutex); return ret; } EXPORT_SYMBOL(iwl_send_cmd_sync); |