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wifi: iwlwifi: mld: support get/set_antenna

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This allows to set the antennas from user space.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250915113137.5a45baf9513c.I5912e6b6d9a9ae6530d0ac45e9517d07f98b8d05@changeid
This commit is contained in:
Emmanuel Grumbach
2025-09-15 11:34:31 +03:00
committed by Miri Korenblit
parent d852e72d94
commit 355431679a
2 changed files with 45 additions and 0 deletions
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34
drivers/net/wireless/intel/iwlwifi/mld/mac80211.c
View File

@@ -23,6 +23,7 @@
#include "roc.h"
#include "mlo.h"
#include "stats.h"
#include "iwl-nvm-parse.h"
#include "ftm-initiator.h"
#include "low_latency.h"
#include "fw/api/scan.h"
@@ -2591,11 +2592,44 @@ iwl_mld_can_neg_ttlm(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
return NEG_TTLM_RES_ACCEPT;
}
static int iwl_mld_get_antenna(struct ieee80211_hw *hw, int radio_idx,
u32 *tx_ant, u32 *rx_ant)
{
struct iwl_mld *mld = IWL_MAC80211_GET_MLD(hw);
*tx_ant = iwl_mld_get_valid_tx_ant(mld);
*rx_ant = iwl_mld_get_valid_rx_ant(mld);
return 0;
}
static int iwl_mld_set_antenna(struct ieee80211_hw *hw, int radio_idx,
u32 tx_ant, u32 rx_ant)
{
struct iwl_mld *mld = IWL_MAC80211_GET_MLD(hw);
if (WARN_ON(!mld->nvm_data))
return -EBUSY;
/* mac80211 ensures the device is not started,
* so the firmware cannot be running
*/
mld->set_tx_ant = tx_ant;
mld->set_rx_ant = rx_ant;
iwl_reinit_cab(mld->trans, mld->nvm_data, tx_ant, rx_ant, mld->fw);
return 0;
}
const struct ieee80211_ops iwl_mld_hw_ops = {
.tx = iwl_mld_mac80211_tx,
.start = iwl_mld_mac80211_start,
.stop = iwl_mld_mac80211_stop,
.config = iwl_mld_mac80211_config,
.get_antenna = iwl_mld_get_antenna,
.set_antenna = iwl_mld_set_antenna,
.add_interface = iwl_mld_mac80211_add_interface,
.remove_interface = iwl_mld_mac80211_remove_interface,
.conf_tx = iwl_mld_mac80211_conf_tx,

11
drivers/net/wireless/intel/iwlwifi/mld/mld.h
View File

@@ -180,6 +180,8 @@
* @mcast_filter_cmd: pointer to the multicast filter command.
* @mgmt_tx_ant: stores the last TX antenna index; used for setting
* TX rate_n_flags for non-STA mgmt frames (toggles on every TX failure).
* @set_tx_ant: stores the last TX antenna bitmask set by user space (if any)
* @set_rx_ant: stores the last RX antenna bitmask set by user space (if any)
* @fw_rates_ver_3: FW rates are in version 3
* @low_latency: low-latency manager.
* @tzone: thermal zone device's data
@@ -279,6 +281,9 @@ struct iwl_mld {
u8 mgmt_tx_ant;
u8 set_tx_ant;
u8 set_rx_ant;
bool fw_rates_ver_3;
struct iwl_mld_low_latency low_latency;
@@ -374,6 +379,9 @@ static inline u8 iwl_mld_get_valid_tx_ant(const struct iwl_mld *mld)
if (mld->nvm_data && mld->nvm_data->valid_tx_ant)
tx_ant &= mld->nvm_data->valid_tx_ant;
if (mld->set_tx_ant)
tx_ant &= mld->set_tx_ant;
return tx_ant;
}
@@ -384,6 +392,9 @@ static inline u8 iwl_mld_get_valid_rx_ant(const struct iwl_mld *mld)
if (mld->nvm_data && mld->nvm_data->valid_rx_ant)
rx_ant &= mld->nvm_data->valid_rx_ant;
if (mld->set_rx_ant)
rx_ant &= mld->set_rx_ant;
return rx_ant;
}