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iwlwifi: d3: disable dbg recording before entering D3

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Currently the firmware does not stop recording debugging data when
entering D3 and this causes trouble (e.g. sporadic wake ups).

Fix that by stopping dbg recording when suspending.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Luca Coelho
2018-03-07 18:46:01 +02:00
parent 520f03eaaa
commit e8a583f9af
1 changed files with 7 additions and 0 deletions
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7
drivers/net/wireless/intel/iwlwifi/mvm/d3.c
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@@ -1037,6 +1037,13 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw,
cpu_to_le32(IWL_WAKEUP_D3_CONFIG_FW_ERROR);
#endif
/*
* TODO: this is needed because the firmware is not stopping
* the recording automatically before entering D3. This can
* be removed once the FW starts doing that.
*/
iwl_fw_dbg_stop_recording(&mvm->fwrt);
/* must be last -- this switches firmware state */
ret = iwl_mvm_send_cmd(mvm, &d3_cfg_cmd);
if (ret)