Commit 5f4d55d5 authored May 29, 2019 by Lior Cohen Committed by Kalle Valo Jun 01, 2019

iwlwifi: mvm: change TLC config cmd sent by rs to be async



The TLC_MNG_CONFIG sync cmd sent by the rs leads to a kernel warning
of sleeping while in rcu read-side critical section. The fix is to
change the command to be ASYNC (not blocking for the response anymore).

Signed-off-by: Lior Cohen <lior2.cohen@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

parent a8627176

drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -441,7 +441,8 @@ void rs_fw_rate_init(struct iwl_mvm mvm, struct ieee80211_sta sta,
		*/
		sta->max_amsdu_len = max_amsdu_len;

		ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(cfg_cmd), &cfg_cmd);
		ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, CMD_ASYNC, sizeof(cfg_cmd),
		&cfg_cmd);
		if (ret)
		IWL_ERR(mvm, "Failed to send rate scale config (%d)\n", ret);
		}

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