iwlwifi: mvm: support new Coex firmware API

The firmware now adds more information about time sharing
with the Bluetooth core.
Adapt the API structures and add the new fields in the
debugfs hooks.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

3 files changed, 43 insertions, 9 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c
index 890dbfff3a06..79c80f181f7d 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c
@@ -7,6 +7,7 @@
  *
  * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
+ * Copyright(c) 2017        Intel Deutschland GmbH
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -33,6 +34,7 @@
  *
  * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
+ * Copyright(c) 2017        Intel Deutschland GmbH
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -512,17 +514,36 @@ void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
 	struct iwl_bt_coex_profile_notif *notif = (void *)pkt->data;
 
+	if (!iwl_mvm_has_new_ats_coex_api(mvm)) {
+		struct iwl_bt_coex_profile_notif_v4 *v4 = (void *)pkt->data;
+
+		mvm->last_bt_notif.mbox_msg[0] = v4->mbox_msg[0];
+		mvm->last_bt_notif.mbox_msg[1] = v4->mbox_msg[1];
+		mvm->last_bt_notif.mbox_msg[2] = v4->mbox_msg[2];
+		mvm->last_bt_notif.mbox_msg[3] = v4->mbox_msg[3];
+		mvm->last_bt_notif.msg_idx = v4->msg_idx;
+		mvm->last_bt_notif.bt_ci_compliance = v4->bt_ci_compliance;
+		mvm->last_bt_notif.primary_ch_lut = v4->primary_ch_lut;
+		mvm->last_bt_notif.secondary_ch_lut = v4->secondary_ch_lut;
+		mvm->last_bt_notif.bt_activity_grading =
+			v4->bt_activity_grading;
+		mvm->last_bt_notif.ttc_status = v4->ttc_status;
+		mvm->last_bt_notif.rrc_status = v4->rrc_status;
+	} else {
+		/* save this notification for future use: rssi fluctuations */
+		memcpy(&mvm->last_bt_notif, notif, sizeof(mvm->last_bt_notif));
+	}
+
 	IWL_DEBUG_COEX(mvm, "BT Coex Notification received\n");
-	IWL_DEBUG_COEX(mvm, "\tBT ci compliance %d\n", notif->bt_ci_compliance);
+	IWL_DEBUG_COEX(mvm, "\tBT ci compliance %d\n",
+		       mvm->last_bt_notif.bt_ci_compliance);
 	IWL_DEBUG_COEX(mvm, "\tBT primary_ch_lut %d\n",
-		       le32_to_cpu(notif->primary_ch_lut));
+		       le32_to_cpu(mvm->last_bt_notif.primary_ch_lut));
 	IWL_DEBUG_COEX(mvm, "\tBT secondary_ch_lut %d\n",
-		       le32_to_cpu(notif->secondary_ch_lut));
+		       le32_to_cpu(mvm->last_bt_notif.secondary_ch_lut));
 	IWL_DEBUG_COEX(mvm, "\tBT activity grading %d\n",
-		       le32_to_cpu(notif->bt_activity_grading));
+		       le32_to_cpu(mvm->last_bt_notif.bt_activity_grading));
 
-	/* remember this notification for future use: rssi fluctuations */
-	memcpy(&mvm->last_bt_notif, notif, sizeof(mvm->last_bt_notif));
 
 	iwl_mvm_bt_coex_notif_handle(mvm);
 }
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
index 3d7b5bd7a6b7..c88a37397075 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
@@ -482,7 +482,8 @@ static ssize_t iwl_dbgfs_disable_power_off_write(struct iwl_mvm *mvm, char *buf,
 					 true ? "\n" : ", ");
 
 static
-int iwl_mvm_coex_dump_mbox(struct iwl_bt_coex_profile_notif *notif, char *buf,
+int iwl_mvm_coex_dump_mbox(struct iwl_mvm *mvm,
+			   struct iwl_bt_coex_profile_notif *notif, char *buf,
 			   int pos, int bufsz)
 {
 	pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw0:\n");
@@ -526,6 +527,7 @@ int iwl_mvm_coex_dump_mbox(struct iwl_bt_coex_profile_notif *notif, char *buf,
 	BT_MBOX_PRINT(3, SCO_STATE, false);
 	BT_MBOX_PRINT(3, SNIFF_STATE, false);
 	BT_MBOX_PRINT(3, A2DP_STATE, false);
+	BT_MBOX_PRINT(3, A2DP_SRC, false);
 	BT_MBOX_PRINT(3, ACL_STATE, false);
 	BT_MBOX_PRINT(3, MSTR_STATE, false);
 	BT_MBOX_PRINT(3, OBX_STATE, false);
@@ -535,7 +537,12 @@ int iwl_mvm_coex_dump_mbox(struct iwl_bt_coex_profile_notif *notif, char *buf,
 	BT_MBOX_PRINT(3, INBAND_P, false);
 	BT_MBOX_PRINT(3, MSG_TYPE_2, false);
 	BT_MBOX_PRINT(3, SSN_2, false);
-	BT_MBOX_PRINT(3, UPDATE_REQUEST, true);
+	BT_MBOX_PRINT(3, UPDATE_REQUEST, !iwl_mvm_has_new_ats_coex_api(mvm));
+
+	if (iwl_mvm_has_new_ats_coex_api(mvm)) {
+		BT_MBOX_PRINT(4, ATS_BT_INTERVAL, false);
+		BT_MBOX_PRINT(4, ATS_BT_ACTIVE_MAX_TH, true);
+	}
 
 	return pos;
 }
@@ -554,7 +561,7 @@ static ssize_t iwl_dbgfs_bt_notif_read(struct file *file, char __user *user_buf,
 
 	mutex_lock(&mvm->mutex);
 
-	pos += iwl_mvm_coex_dump_mbox(notif, buf, pos, bufsz);
+	pos += iwl_mvm_coex_dump_mbox(mvm, notif, buf, pos, bufsz);
 
 	pos += scnprintf(buf + pos, bufsz - pos, "bt_ci_compliance = %d\n",
 			 notif->bt_ci_compliance);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index 54e5c8c6736b..d58de9b80886 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -1242,6 +1242,12 @@ static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
 			  IWL_UCODE_TLV_API_NEW_RX_STATS);
 }
 
+static inline bool iwl_mvm_has_new_ats_coex_api(struct iwl_mvm *mvm)
+{
+	return fw_has_api(&mvm->fw->ucode_capa,
+			  IWL_UCODE_TLV_API_COEX_ATS_EXTERNAL);
+}
+
 static inline struct agg_tx_status *
 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
 {