diff options
| author | Mukesh Sisodiya <mukesh.sisodiya@intel.com> | 2024-01-26 09:00:30 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2024-01-26 09:47:49 +0100 |
| commit | 84ec2d2e960f33edcee7c47118e59dde72826843 (patch) | |
| tree | 4641508345387e02e81dc848289629382053352e | |
| parent | 47cde0942959ca11855e1aa5d66209d8625c2a2b (diff) | |
wifi: iwlwifi: disable 160 MHz based on subsystem device ID
The driver should not send 160 MHz BW support for 5 GHz
band in HE if PCI subsystem device ID indicates no 160 MHz support.
Signed-off-by: Mukesh Sisodiya <mukesh.sisodiya@intel.com>
Reviewed-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240126085924.77c248ce6986.I558e8d0cf19dc862b1c4124df78a4cb690095bb2@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-trans.h | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/pcie/drv.c | 1 |
3 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c index 3f62f10a7c37..67c7cda073e8 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c @@ -1061,6 +1061,10 @@ iwl_nvm_fixup_sband_iftd(struct iwl_trans *trans, ~IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ; } + if (trans->no_160) + iftype_data->he_cap.he_cap_elem.phy_cap_info[0] &= + ~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; + if (trans->reduced_cap_sku) { memset(&iftype_data->eht_cap.eht_mcs_nss_supp.bw._320, 0, sizeof(iftype_data->eht_cap.eht_mcs_nss_supp.bw._320)); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h index 9e26c9eb6d83..e3b76c682d76 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h @@ -1069,6 +1069,7 @@ struct iwl_trans_txqs { * only valid for discrete (not integrated) NICs * @invalid_tx_cmd: invalid TX command buffer * @reduced_cap_sku: reduced capability supported SKU + * @no_160: device not supporting 160 MHz */ struct iwl_trans { bool csme_own; @@ -1092,7 +1093,7 @@ struct iwl_trans { char hw_id_str[52]; u32 sku_id[3]; bool reduced_cap_sku; - + u8 no_160; u8 rx_mpdu_cmd, rx_mpdu_cmd_hdr_size; bool pm_support; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 42680d8469f5..c80b02503b41 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -1394,6 +1394,7 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (dev_info) { iwl_trans->cfg = dev_info->cfg; iwl_trans->name = dev_info->name; + iwl_trans->no_160 = dev_info->no_160 == IWL_CFG_NO_160; } #if IS_ENABLED(CONFIG_IWLMVM) |