Commit 94b3c45c authored by Wey-Yi Guy's avatar Wey-Yi Guy Committed by John W. Linville
Browse files

iwlwifi: check status before send command



Check the status before sending host command, if any of the condition
match, cancel the host command before queue
Signed-off-by: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 89db3b97
......@@ -1001,6 +1001,20 @@ static int iwl_send_cmd_sync(struct iwl_trans *trans, struct iwl_host_cmd *cmd)
IWL_DEBUG_INFO(trans, "Attempting to send sync command %s\n",
get_cmd_string(cmd->id));
if (test_bit(STATUS_EXIT_PENDING, &trans->shrd->status))
return -EBUSY;
if (test_bit(STATUS_RF_KILL_HW, &trans->shrd->status)) {
IWL_ERR(trans, "Command %s aborted: RF KILL Switch\n",
get_cmd_string(cmd->id));
return -ECANCELED;
}
if (test_bit(STATUS_FW_ERROR, &trans->shrd->status)) {
IWL_ERR(trans, "Command %s failed: FW Error\n",
get_cmd_string(cmd->id));
return -EIO;
}
set_bit(STATUS_HCMD_ACTIVE, &trans->shrd->status);
IWL_DEBUG_INFO(trans, "Setting HCMD_ACTIVE for command %s\n",
get_cmd_string(cmd->id));
......@@ -1041,18 +1055,6 @@ static int iwl_send_cmd_sync(struct iwl_trans *trans, struct iwl_host_cmd *cmd)
}
}
if (test_bit(STATUS_RF_KILL_HW, &trans->shrd->status)) {
IWL_ERR(trans, "Command %s aborted: RF KILL Switch\n",
get_cmd_string(cmd->id));
ret = -ECANCELED;
goto fail;
}
if (test_bit(STATUS_FW_ERROR, &trans->shrd->status)) {
IWL_ERR(trans, "Command %s failed: FW Error\n",
get_cmd_string(cmd->id));
ret = -EIO;
goto fail;
}
if ((cmd->flags & CMD_WANT_SKB) && !cmd->reply_page) {
IWL_ERR(trans, "Error: Response NULL in '%s'\n",
get_cmd_string(cmd->id));
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment