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wifi: iwlwifi: disable 160 MHz based on subsystem device ID

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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>
This commit is contained in:
Mukesh Sisodiya 2024-01-26 09:00:30 +02:00 committed by Johannes Berg
parent 47cde09429
commit 84ec2d2e96
3 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
View File

@ -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));

3
drivers/net/wireless/intel/iwlwifi/iwl-trans.h
View File

@ -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;

1
drivers/net/wireless/intel/iwlwifi/pcie/drv.c
View File

@ -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)