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wifi: iwlwifi: mvm: Add support for SCAN API version 16

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Scan API version 16 use link ID for reporting the TSF of
scan results (instead of MAC ID used in previous versions).

Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230615094410.05bf3e612297.Ie3075f7068af38c335d26778ab7d0ec4b1c026c3@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Ilan Peer 2023-06-15 09:47:19 +03:00 committed by Johannes Berg
parent 98d8a00327
commit e98b23d0d7
2 changed files with 48 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
drivers/net/wireless/intel/iwlwifi/fw/api/scan.h
View File

@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
* Copyright (C) 2012-2014, 2018-2022 Intel Corporation
* Copyright (C) 2012-2014, 2018-2023 Intel Corporation
* Copyright (C) 2013-2015 Intel Mobile Communications GmbH
* Copyright (C) 2016-2017 Intel Deutschland GmbH
*/
@ -1003,7 +1003,8 @@ struct iwl_scan_channel_params_v6 {
* struct iwl_scan_general_params_v11
* @flags: &enum iwl_umac_scan_general_flags_v2
* @reserved: reserved for future
* @scan_start_mac_id: report the scan start TSF time according to this mac TSF
* @scan_start_mac_or_link_id: report the scan start TSF time according to this
* mac (up to verion 11) or link (starting with version 12) TSF
* @active_dwell: dwell time for active scan per LMAC
* @adwell_default_2g: adaptive dwell default number of APs
* for 2.4GHz channel
@ -1026,7 +1027,7 @@ struct iwl_scan_channel_params_v6 {
struct iwl_scan_general_params_v11 {
__le16 flags;
u8 reserved;
u8 scan_start_mac_id;
u8 scan_start_mac_or_link_id;
u8 active_dwell[SCAN_TWO_LMACS];
u8 adwell_default_2g;
u8 adwell_default_5g;
@ -1038,7 +1039,7 @@ struct iwl_scan_general_params_v11 {
__le32 scan_priority;
u8 passive_dwell[SCAN_TWO_LMACS];
u8 num_of_fragments[SCAN_TWO_LMACS];
} __packed; /* SCAN_GENERAL_PARAMS_API_S_VER_11 and *_VER_10 */
} __packed; /* SCAN_GENERAL_PARAMS_API_S_VER_12, *_VER_11 and *_VER_10 */
/**
* struct iwl_scan_periodic_parms_v1
@ -1067,18 +1068,18 @@ struct iwl_scan_req_params_v12 {
} __packed; /* SCAN_REQUEST_PARAMS_API_S_VER_12 */
/**
* struct iwl_scan_req_params_v15
* struct iwl_scan_req_params_v16
* @general_params: &struct iwl_scan_general_params_v11
* @channel_params: &struct iwl_scan_channel_params_v6
* @periodic_params: &struct iwl_scan_periodic_parms_v1
* @probe_params: &struct iwl_scan_probe_params_v4
*/
struct iwl_scan_req_params_v15 {
struct iwl_scan_req_params_v16 {
struct iwl_scan_general_params_v11 general_params;
struct iwl_scan_channel_params_v6 channel_params;
struct iwl_scan_periodic_parms_v1 periodic_params;
struct iwl_scan_probe_params_v4 probe_params;
} __packed; /* SCAN_REQUEST_PARAMS_API_S_VER_15 and *_VER_14 */
} __packed; /* SCAN_REQUEST_PARAMS_API_S_VER_16, *_VER_15 and *_VER_14 */
/**
* struct iwl_scan_req_umac_v12
@ -1093,16 +1094,16 @@ struct iwl_scan_req_umac_v12 {
} __packed; /* SCAN_REQUEST_CMD_UMAC_API_S_VER_12 */
/**
* struct iwl_scan_req_umac_v15
* struct iwl_scan_req_umac_v16
* @uid: scan id, &enum iwl_umac_scan_uid_offsets
* @ooc_priority: out of channel priority - &enum iwl_scan_priority
* @scan_params: scan parameters
*/
struct iwl_scan_req_umac_v15 {
struct iwl_scan_req_umac_v16 {
__le32 uid;
__le32 ooc_priority;
struct iwl_scan_req_params_v15 scan_params;
} __packed; /* SCAN_REQUEST_CMD_UMAC_API_S_VER_15 and *_VER_14 */
struct iwl_scan_req_params_v16 scan_params;
} __packed; /* SCAN_REQUEST_CMD_UMAC_API_S_VER_16, *_VER_15 and *_VER_14 */
/**
* struct iwl_umac_scan_abort

46
drivers/net/wireless/intel/iwlwifi/mvm/scan.c
View File

@ -2292,11 +2292,12 @@ static int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
}
static void
iwl_mvm_scan_umac_fill_general_p_v11(struct iwl_mvm *mvm,
iwl_mvm_scan_umac_fill_general_p_v12(struct iwl_mvm *mvm,
struct iwl_mvm_scan_params *params,
struct ieee80211_vif *vif,
struct iwl_scan_general_params_v11 *gp,
u16 gen_flags, u8 gen_flags2)
u16 gen_flags, u8 gen_flags2,
u32 version)
{
struct iwl_mvm_vif *scan_vif = iwl_mvm_vif_from_mac80211(vif);
@ -2313,7 +2314,23 @@ iwl_mvm_scan_umac_fill_general_p_v11(struct iwl_mvm *mvm,
if (gen_flags & IWL_UMAC_SCAN_GEN_FLAGS_V2_FRAGMENTED_LMAC2)
gp->num_of_fragments[SCAN_HB_LMAC_IDX] = IWL_SCAN_NUM_OF_FRAGS;
gp->scan_start_mac_id = scan_vif->id;
if (version < 12) {
gp->scan_start_mac_or_link_id = scan_vif->id;
} else {
struct iwl_mvm_vif_link_info *link_info;
u8 link_id = 0;
/* Use one of the active link (if any). In the future it would
* be possible that the link ID would be part of the scan
* request coming from upper layers so we would need to use it.
*/
if (vif->active_links)
link_id = ffs(vif->active_links) - 1;
link_info = scan_vif->link[link_id];
if (!WARN_ON(!link_info))
gp->scan_start_mac_or_link_id = link_info->fw_link_id;
}
}
static void
@ -2408,9 +2425,9 @@ static int iwl_mvm_scan_umac_v12(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
cmd->uid = cpu_to_le32(uid);
gen_flags = iwl_mvm_scan_umac_flags_v2(mvm, params, vif, type);
iwl_mvm_scan_umac_fill_general_p_v11(mvm, params, vif,
iwl_mvm_scan_umac_fill_general_p_v12(mvm, params, vif,
&scan_p->general_params,
gen_flags, 0);
gen_flags, 0, 12);
ret = iwl_mvm_fill_scan_sched_params(params,
scan_p->periodic_params.schedule,
@ -2430,8 +2447,8 @@ static int iwl_mvm_scan_umac_v14_and_above(struct iwl_mvm *mvm,
struct iwl_mvm_scan_params *params,
int type, int uid, u32 version)
{
struct iwl_scan_req_umac_v15 *cmd = mvm->scan_cmd;
struct iwl_scan_req_params_v15 *scan_p = &cmd->scan_params;
struct iwl_scan_req_umac_v16 *cmd = mvm->scan_cmd;
struct iwl_scan_req_params_v16 *scan_p = &cmd->scan_params;
struct iwl_scan_channel_params_v6 *cp = &scan_p->channel_params;
struct iwl_scan_probe_params_v4 *pb = &scan_p->probe_params;
int ret;
@ -2451,9 +2468,9 @@ static int iwl_mvm_scan_umac_v14_and_above(struct iwl_mvm *mvm,
else
gen_flags2 = 0;
iwl_mvm_scan_umac_fill_general_p_v11(mvm, params, vif,
iwl_mvm_scan_umac_fill_general_p_v12(mvm, params, vif,
&scan_p->general_params,
gen_flags, gen_flags2);
gen_flags, gen_flags2, version);
ret = iwl_mvm_fill_scan_sched_params(params,
scan_p->periodic_params.schedule,
@ -2507,6 +2524,13 @@ static int iwl_mvm_scan_umac_v15(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
return iwl_mvm_scan_umac_v14_and_above(mvm, vif, params, type, uid, 15);
}
static int iwl_mvm_scan_umac_v16(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_mvm_scan_params *params, int type,
int uid)
{
return iwl_mvm_scan_umac_v14_and_above(mvm, vif, params, type, uid, 16);
}
static int iwl_mvm_num_scans(struct iwl_mvm *mvm)
{
return hweight32(mvm->scan_status & IWL_MVM_SCAN_MASK);
@ -2622,6 +2646,7 @@ struct iwl_scan_umac_handler {
static const struct iwl_scan_umac_handler iwl_scan_umac_handlers[] = {
/* set the newest version first to shorten the list traverse time */
IWL_SCAN_UMAC_HANDLER(16),
IWL_SCAN_UMAC_HANDLER(15),
IWL_SCAN_UMAC_HANDLER(14),
IWL_SCAN_UMAC_HANDLER(12),
@ -3210,7 +3235,8 @@ static size_t iwl_scan_req_umac_get_size(u8 scan_ver)
return sizeof(struct iwl_scan_req_umac_v12);
case 14:
case 15:
return sizeof(struct iwl_scan_req_umac_v15);
case 16:
return sizeof(struct iwl_scan_req_umac_v16);
}
return 0;