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[PATCH 04/11] iwlwifi: mvm: revert support new Coex firmware API

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From: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>

This new API will not be used, remove the code that
supports it.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>
Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx>
---
 drivers/net/wireless/intel/iwlwifi/fw/api/coex.h | 30 ---------------------
 drivers/net/wireless/intel/iwlwifi/fw/file.h     |  3 ---
 drivers/net/wireless/intel/iwlwifi/mvm/coex.c    | 33 +++++-------------------
 drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c | 12 +++------
 drivers/net/wireless/intel/iwlwifi/mvm/mvm.h     |  6 -----
 5 files changed, 9 insertions(+), 75 deletions(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/coex.h b/drivers/net/wireless/intel/iwlwifi/fw/api/coex.h
index d09555afe2c5..87c1ddea75ae 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/coex.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/coex.h
@@ -188,11 +188,6 @@ enum iwl_bt_mxbox_dw3 {
 	BT_MBOX(3, UPDATE_REQUEST, 21, 1),
 };
 
-enum iwl_bt_mxbox_dw4 {
-	BT_MBOX(4, ATS_BT_INTERVAL, 0, 7),
-	BT_MBOX(4, ATS_BT_ACTIVE_MAX_TH, 7, 7),
-};
-
 #define BT_MBOX_MSG(_notif, _num, _field)				     \
 	((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
 	>> BT_MBOX##_num##_##_field##_POS)
@@ -232,31 +227,6 @@ enum iwl_bt_ci_compliance {
  * @reserved: reserved
  */
 struct iwl_bt_coex_profile_notif {
-	__le32 mbox_msg[8];
-	__le32 msg_idx;
-	__le32 bt_ci_compliance;
-
-	__le32 primary_ch_lut;
-	__le32 secondary_ch_lut;
-	__le32 bt_activity_grading;
-	u8 ttc_status;
-	u8 rrc_status;
-	__le16 reserved;
-} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_5 */
-
-/**
- * struct iwl_bt_coex_profile_notif - notification about BT coex
- * @mbox_msg: message from BT to WiFi
- * @msg_idx: the index of the message
- * @bt_ci_compliance: enum %iwl_bt_ci_compliance
- * @primary_ch_lut: LUT used for primary channel &enum iwl_bt_coex_lut_type
- * @secondary_ch_lut: LUT used for secondary channel &enum iwl_bt_coex_lut_type
- * @bt_activity_grading: the activity of BT &enum iwl_bt_activity_grading
- * @ttc_status: is TTC enabled - one bit per PHY
- * @rrc_status: is RRC enabled - one bit per PHY
- * @reserved: reserved
- */
-struct iwl_bt_coex_profile_notif_v4 {
 	__le32 mbox_msg[4];
 	__le32 msg_idx;
 	__le32 bt_ci_compliance;
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h
index 740d97093d1c..e52678c8f899 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/file.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h
@@ -246,8 +246,6 @@ typedef unsigned int __bitwise iwl_ucode_tlv_api_t;
  * @IWL_UCODE_TLV_API_STA_TYPE: This ucode supports station type assignement.
  * @IWL_UCODE_TLV_API_NAN2_VER2: This ucode supports NAN API version 2
  * @IWL_UCODE_TLV_API_NEW_RX_STATS: should new RX STATISTICS API be used
- * @IWL_UCODE_TLV_API_ATS_COEX_EXTERNAL: the coex notification is enlared to
- *	include information about ACL time sharing.
  * @IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY: Quota command includes a field
  *	indicating low latency direction.
  *
@@ -266,7 +264,6 @@ enum iwl_ucode_tlv_api {
 	/* API Set 1 */
 	IWL_UCODE_TLV_API_NEW_BEACON_TEMPLATE	= (__force iwl_ucode_tlv_api_t)34,
 	IWL_UCODE_TLV_API_NEW_RX_STATS		= (__force iwl_ucode_tlv_api_t)35,
-	IWL_UCODE_TLV_API_COEX_ATS_EXTERNAL	= (__force iwl_ucode_tlv_api_t)37,
 	IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY	= (__force iwl_ucode_tlv_api_t)38,
 
 	NUM_IWL_UCODE_TLV_API
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c
index 79c80f181f7d..890dbfff3a06 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c
@@ -7,7 +7,6 @@
  *
  * 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
@@ -34,7 +33,6 @@
  *
  * 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
@@ -514,36 +512,17 @@ 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",
-		       mvm->last_bt_notif.bt_ci_compliance);
+	IWL_DEBUG_COEX(mvm, "\tBT ci compliance %d\n", notif->bt_ci_compliance);
 	IWL_DEBUG_COEX(mvm, "\tBT primary_ch_lut %d\n",
-		       le32_to_cpu(mvm->last_bt_notif.primary_ch_lut));
+		       le32_to_cpu(notif->primary_ch_lut));
 	IWL_DEBUG_COEX(mvm, "\tBT secondary_ch_lut %d\n",
-		       le32_to_cpu(mvm->last_bt_notif.secondary_ch_lut));
+		       le32_to_cpu(notif->secondary_ch_lut));
 	IWL_DEBUG_COEX(mvm, "\tBT activity grading %d\n",
-		       le32_to_cpu(mvm->last_bt_notif.bt_activity_grading));
+		       le32_to_cpu(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 2ff594f11259..dad18a609d9a 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
@@ -470,8 +470,7 @@ static ssize_t iwl_dbgfs_disable_power_off_write(struct iwl_mvm *mvm, char *buf,
 }
 
 static
-int iwl_mvm_coex_dump_mbox(struct iwl_mvm *mvm,
-			   struct iwl_bt_coex_profile_notif *notif, char *buf,
+int iwl_mvm_coex_dump_mbox(struct iwl_bt_coex_profile_notif *notif, char *buf,
 			   int pos, int bufsz)
 {
 	pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw0:\n");
@@ -525,12 +524,7 @@ int iwl_mvm_coex_dump_mbox(struct iwl_mvm *mvm,
 	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, !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);
-	}
+	BT_MBOX_PRINT(3, UPDATE_REQUEST, true);
 
 	return pos;
 }
@@ -549,7 +543,7 @@ 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(mvm, notif, buf, pos, bufsz);
+	pos += iwl_mvm_coex_dump_mbox(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 0e18c5066f04..bd6ba550c809 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -1263,12 +1263,6 @@ 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 bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
 {
 	return fw_has_api(&mvm->fw->ucode_capa,
-- 
2.15.0




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