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Commit 4ed80a86 authored by Eliad Peller's avatar Eliad Peller Committed by Emmanuel Grumbach
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iwlwifi: mvm: enable d3_test even if d3_test_pme_ptr is not available 



Even if d3_test_pme_ptr is not available, d3_test can still
be useful, e.g. by manually triggering resume (with ctrl-c),
and reading the wakeup reasons.

Signed-off-by: default avatarEliad Peller <eliad@wizery.com>
Reviewed-by: default avatarLuciano Coelho <luciano.coelho@intel.com>
Reviewed-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent 750a1b45

drivers/net/wireless/iwlwifi/mvm/d3.c

+8 −8
Original line number Diff line number Diff line
@@ -1216,10 +1216,6 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, 
	if (len >= sizeof(u32) * 2) {

		mvm->d3_test_pme_ptr =

			le32_to_cpup((__le32 *)d3_cfg_cmd.resp_pkt->data);

	} else if (test) {

		/* in test mode we require the pointer */

		ret = -EIO;

		goto out;

	}

#endif

	iwl_free_resp(&d3_cfg_cmd);
@@ -1871,10 +1867,14 @@ static ssize_t iwl_mvm_d3_test_read(struct file *file, char __user *user_buf, 
	u32 pme_asserted;



	while (true) {

		/* read pme_ptr if available */

		if (mvm->d3_test_pme_ptr) {

			pme_asserted = iwl_trans_read_mem32(mvm->trans,

						mvm->d3_test_pme_ptr);

			if (pme_asserted)

				break;

		}



		if (msleep_interruptible(100))

			break;

	}