[09/12] iwlwifi: mvm: add d3 prints

Commit Message

Luca Coelho Sept. 30, 2020, 1:31 p.m. UTC

From: Sara Sharon <[e-mail]>

This is long overdue - add a special WOWLAN flag, and D3
prints. It will ease debug and enable test automation. Use
a new flag, instead of one that currently isn't used.

Signed-off-by: Sara Sharon <[e-mail]>
Signed-off-by: Luca Coelho <[e-mail]>
---
 drivers/net/wireless/intel/iwlwifi/iwl-debug.h |  6 +++---
 drivers/net/wireless/intel/iwlwifi/mvm/d3.c    | 13 +++++++++++++
 2 files changed, 16 insertions(+), 3 deletions(-)

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-debug.h b/drivers/net/wireless/intel/iwlwifi/iwl-debug.h
index 063d8add147f..528eba441926 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-debug.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-debug.h
@@ -2,7 +2,7 @@ 
 /******************************************************************************
  *
  * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
- * Copyright (C) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2020 Intel Corporation
  *
  * Portions of this file are derived from the ipw3945 project.
  *
@@ -139,7 +139,7 @@  do {                                            			\
 /* 0x00000F00 - 0x00000100 */
 #define IWL_DL_POWER		0x00000100
 #define IWL_DL_TEMP		0x00000200
-#define IWL_DL_RPM		0x00000400
+#define IWL_DL_WOWLAN		0x00000400
 #define IWL_DL_SCAN		0x00000800
 /* 0x0000F000 - 0x00001000 */
 #define IWL_DL_ASSOC		0x00001000
@@ -205,7 +205,7 @@  do {                                            			\
 #define IWL_DEBUG_POWER(p, f, a...)	IWL_DEBUG(p, IWL_DL_POWER, f, ## a)
 #define IWL_DEBUG_11H(p, f, a...)	IWL_DEBUG(p, IWL_DL_11H, f, ## a)
 #define IWL_DEBUG_TPT(p, f, a...)	IWL_DEBUG(p, IWL_DL_TPT, f, ## a)
-#define IWL_DEBUG_RPM(p, f, a...)	IWL_DEBUG(p, IWL_DL_RPM, f, ## a)
+#define IWL_DEBUG_WOWLAN(p, f, a...)	IWL_DEBUG(p, IWL_DL_WOWLAN, f, ## a)
 #define IWL_DEBUG_LAR(p, f, a...)	IWL_DEBUG(p, IWL_DL_LAR, f, ## a)
 #define IWL_DEBUG_FW_INFO(p, f, a...)		\
 		IWL_DEBUG(p, IWL_DL_INFO | IWL_DL_FW, f, ## a)
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
index 5f6092d548cf..20c30a6be259 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
@@ -377,6 +377,8 @@  static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw,
 		break;
 	}
 
+	IWL_DEBUG_WOWLAN(mvm, "GTK cipher %d\n", data->kek_kck_cmd->gtk_cipher);
+
 	if (data->configure_keys) {
 		mutex_lock(&mvm->mutex);
 		/*
@@ -878,6 +880,9 @@  static int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
 		kek_kck_cmd.replay_ctr = mvmvif->rekey_data.replay_ctr;
 		kek_kck_cmd.akm = cpu_to_le32(mvmvif->rekey_data.akm);
 
+		IWL_DEBUG_WOWLAN(mvm, "setting akm %d\n",
+				 mvmvif->rekey_data.akm);
+
 		ret = iwl_mvm_send_cmd_pdu(mvm,
 					   WOWLAN_KEK_KCK_MATERIAL, cmd_flags,
 					   cmd_size,
@@ -1542,6 +1547,8 @@  static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm,
 	ieee80211_iter_keys(mvm->hw, vif,
 			    iwl_mvm_d3_update_keys, &gtkdata);
 
+	IWL_DEBUG_WOWLAN(mvm, "num of GTK rekeying %d\n",
+			 le32_to_cpu(status->num_of_gtk_rekeys));
 	if (status->num_of_gtk_rekeys) {
 		struct ieee80211_key_conf *key;
 		struct {
@@ -1554,6 +1561,9 @@  static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm,
 		};
 		__be64 replay_ctr;
 
+		IWL_DEBUG_WOWLAN(mvm,
+				 "Received from FW GTK cipher %d, key index %d\n",
+				 conf.conf.cipher, conf.conf.keyidx);
 		switch (gtkdata.cipher) {
 		case WLAN_CIPHER_SUITE_CCMP:
 		case WLAN_CIPHER_SUITE_GCMP:
@@ -1740,6 +1750,9 @@  static bool iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm,
 	if (IS_ERR_OR_NULL(fw_status))
 		goto out_unlock;
 
+	IWL_DEBUG_WOWLAN(mvm, "wakeup reason 0x%x\n",
+			 le32_to_cpu(fw_status->wakeup_reasons));
+
 	status.pattern_number = le16_to_cpu(fw_status->pattern_number);
 	for (i = 0; i < 8; i++)
 		status.qos_seq_ctr[i] =