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169 lines
6.6 KiB
169 lines
6.6 KiB
From 1f462c5d0f105c46b47db26c8a44c37a5c1028f2 Mon Sep 17 00:00:00 2001
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From: Eugene Syromiatnikov <esyr@redhat.com>
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Date: Thu, 25 Jul 2019 13:52:10 +0200
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Subject: [PATCH 2/7] Revert "iwlwifi: mvm: support rtt confidence indication"
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This reverts commit 957a67c828e741ef7e09f69075edd3d5a6148e2c.
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---
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.../net/wireless/intel/iwlwifi/fw/api/location.h | 77 +---------------------
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.../net/wireless/intel/iwlwifi/mvm/ftm-initiator.c | 13 +---
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2 files changed, 3 insertions(+), 87 deletions(-)
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diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/location.h b/drivers/net/wireless/intel/iwlwifi/fw/api/location.h
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index 8d78b0e671c0..5dddb21c1c4d 100644
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--- a/drivers/net/wireless/intel/iwlwifi/fw/api/location.h
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+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/location.h
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@@ -675,59 +675,6 @@ struct iwl_tof_range_rsp_ap_entry_ntfy_v3 {
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} __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_3 */
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/**
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- * struct iwl_tof_range_rsp_ap_entry_ntfy_v4 - AP parameters (response)
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- * @bssid: BSSID of the AP
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- * @measure_status: current APs measurement status, one of
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- * &enum iwl_tof_entry_status.
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- * @measure_bw: Current AP Bandwidth: 0 20MHz, 1 40MHz, 2 80MHz
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- * @rtt: The Round Trip Time that took for the last measurement for
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- * current AP [pSec]
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- * @rtt_variance: The Variance of the RTT values measured for current AP
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- * @rtt_spread: The Difference between the maximum and the minimum RTT
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- * values measured for current AP in the current session [pSec]
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- * @rssi: RSSI as uploaded in the Channel Estimation notification
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- * @rssi_spread: The Difference between the maximum and the minimum RSSI values
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- * measured for current AP in the current session
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- * @last_burst: 1 if no more FTM sessions are scheduled for this responder
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- * @refusal_period: refusal period in case of
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- * @IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
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- * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
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- * uploaded by the LMAC
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- * @start_tsf: measurement start time in TSF of the mac specified in the range
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- * request
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- * @rx_rate_n_flags: rate and flags of the last FTM frame received from this
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- * responder
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- * @tx_rate_n_flags: rate and flags of the last ack sent to this responder
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- * @t2t3_initiator: as calculated from the algo in the initiator
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- * @t1t4_responder: as calculated from the algo in the responder
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- * @common_calib: Calib val that was used in for this AP measurement
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- * @specific_calib: val that was used in for this AP measurement
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- * @papd_calib_output: The result of the tof papd calibration that was injected
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- * into the algorithm.
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- */
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-struct iwl_tof_range_rsp_ap_entry_ntfy_v4 {
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- u8 bssid[ETH_ALEN];
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- u8 measure_status;
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- u8 measure_bw;
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- __le32 rtt;
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- __le32 rtt_variance;
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- __le32 rtt_spread;
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- s8 rssi;
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- u8 rssi_spread;
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- u8 last_burst;
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- u8 refusal_period;
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- __le32 timestamp;
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- __le32 start_tsf;
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- __le32 rx_rate_n_flags;
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- __le32 tx_rate_n_flags;
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- __le32 t2t3_initiator;
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- __le32 t1t4_responder;
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- __le16 common_calib;
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- __le16 specific_calib;
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- __le32 papd_calib_output;
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-} __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_4 */
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-
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-/**
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* struct iwl_tof_range_rsp_ap_entry_ntfy - AP parameters (response)
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* @bssid: BSSID of the AP
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* @measure_status: current APs measurement status, one of
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@@ -757,8 +704,6 @@ struct iwl_tof_range_rsp_ap_entry_ntfy_v4 {
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* @specific_calib: val that was used in for this AP measurement
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* @papd_calib_output: The result of the tof papd calibration that was injected
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* into the algorithm.
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- * @rttConfidence: a value between 0 - 31 that represents the rtt accuracy.
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- * @reserved: for alignment
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*/
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struct iwl_tof_range_rsp_ap_entry_ntfy {
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u8 bssid[ETH_ALEN];
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@@ -780,9 +725,7 @@ struct iwl_tof_range_rsp_ap_entry_ntfy {
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__le16 common_calib;
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__le16 specific_calib;
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__le32 papd_calib_output;
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- u8 rttConfidence;
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- u8 reserved[3];
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-} __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_5 */
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+} __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_4 */
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/**
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* enum iwl_tof_response_status - tof response status
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@@ -818,22 +761,6 @@ struct iwl_tof_range_rsp_ntfy_v5 {
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} __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_5 */
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/**
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- * struct iwl_tof_range_rsp_ntfy_v6 - ranging response notification
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- * @request_id: A Token ID of the corresponding Range request
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- * @num_of_aps: Number of APs results
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- * @last_report: 1 if no more FTM sessions are scheduled, 0 otherwise.
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- * @reserved: reserved
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- * @ap: per-AP data
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- */
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-struct iwl_tof_range_rsp_ntfy_v6 {
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- u8 request_id;
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- u8 num_of_aps;
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- u8 last_report;
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- u8 reserved;
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- struct iwl_tof_range_rsp_ap_entry_ntfy_v4 ap[IWL_MVM_TOF_MAX_APS];
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-} __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_6 */
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-
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-/**
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* struct iwl_tof_range_rsp_ntfy - ranging response notification
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* @request_id: A Token ID of the corresponding Range request
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* @num_of_aps: Number of APs results
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@@ -847,7 +774,7 @@ struct iwl_tof_range_rsp_ntfy {
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u8 last_report;
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u8 reserved;
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struct iwl_tof_range_rsp_ap_entry_ntfy ap[IWL_MVM_TOF_MAX_APS];
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-} __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_7 */
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+} __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_6 */
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#define IWL_MVM_TOF_MCSI_BUF_SIZE (245)
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/**
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diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
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index b15a4db7198e..94132cfd1f56 100644
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--- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
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+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
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@@ -480,7 +480,6 @@ void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
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{
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struct iwl_rx_packet *pkt = rxb_addr(rxb);
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struct iwl_tof_range_rsp_ntfy_v5 *fw_resp_v5 = (void *)pkt->data;
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- struct iwl_tof_range_rsp_ntfy_v6 *fw_resp_v6 = (void *)pkt->data;
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struct iwl_tof_range_rsp_ntfy *fw_resp = (void *)pkt->data;
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int i;
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bool new_api = fw_has_api(&mvm->fw->ucode_capa,
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@@ -520,12 +519,7 @@ void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
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int peer_idx;
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if (new_api) {
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- if (fw_has_api(&mvm->fw->ucode_capa,
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- IWL_UCODE_TLV_API_FTM_RTT_ACCURACY))
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- fw_ap = &fw_resp->ap[i];
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- else
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- fw_ap = (void *)&fw_resp_v6->ap[i];
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-
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+ fw_ap = &fw_resp->ap[i];
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result.final = fw_resp->ap[i].last_burst;
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} else {
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/* the first part is the same for old and new APIs */
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@@ -594,11 +588,6 @@ void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
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mvm->ftm_initiator.req,
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&result, GFP_KERNEL);
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- if (fw_has_api(&mvm->fw->ucode_capa,
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- IWL_UCODE_TLV_API_FTM_RTT_ACCURACY))
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- IWL_DEBUG_INFO(mvm, "RTT confidence: %hhu\n",
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- fw_ap->rttConfidence);
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-
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iwl_mvm_debug_range_resp(mvm, i, &result);
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}
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--
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2.13.6
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