Commit e93475a0 authored Jan 04, 2015 by Liad Kaufman Committed by Emmanuel Grumbach Jan 22, 2015

iwlwifi: mvm: make sure state isn't in d0i3 when stopping fw monitor



In case platform is in d0i3 - make sure it is awake when
writing the registers to stop the monitor when collecting FW
debug data. Plus, remove unneeded mutex locking currently
done.

Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

parent e5d74646

drivers/net/wireless/iwlwifi/mvm/debugfs.c

+7 −2

Original line number	Diff line number	Diff line
		@@ -988,9 +988,14 @@ static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
		char *buf, size_t count,
		loff_t *ppos)
		{
		mutex_lock(&mvm->mutex);
		int ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_PRPH_WRITE);

		if (ret)
		return ret;

		iwl_mvm_fw_dbg_collect(mvm);
		mutex_unlock(&mvm->mutex);

		iwl_mvm_unref(mvm, IWL_MVM_REF_PRPH_WRITE);

		return count;
		}

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