From patchwork Thu Jan 25 14:31:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miri Korenblit X-Patchwork-Id: 13530925 X-Patchwork-Delegate: johannes@sipsolutions.net Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1878E6BB39 for ; Thu, 25 Jan 2024 14:31:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=134.134.136.20 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706193089; cv=none; b=DSdqfLUIQ+4rACM/kOY4ZWWVtwiFfMRb38gEQFLQlX+yp6hSvfDU31koNcp8tmeyWbKLDSAytt71X0ZHTXgyVUJBM39ev4AIWx19fjXogNmoDv1Xvo8FZ9Jy/mZB6P6TJFVgrZcmh0y6dqODnnxVTW/GMyVuflZkohv6mzdjpww= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706193089; c=relaxed/simple; bh=DsW1WAgg6T72z/h+04X+OEVo1Chq1pFPfNqgQb9G96I=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=KI6J9xzFJZC0pWlv5EhojjFgn+iKYNho/sJeWgY+w7xaSHQ0B63YVD+oE2l3O731X1UgvT0Ofca6WBjTNQj51fsPewFdxH9ahbniuGmOZeRozva1AFbLLEXTCoq9e8wFKHlfrjamQsWWwCWILPpieNq1//pIsNXTiQb9d7IFd9k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Si7ZUbp8; arc=none smtp.client-ip=134.134.136.20 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Si7ZUbp8" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1706193087; x=1737729087; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=DsW1WAgg6T72z/h+04X+OEVo1Chq1pFPfNqgQb9G96I=; b=Si7ZUbp8w64xgyXEVa7+I11JhDRU5pH3nN99t09zN90OKNJhU2hVaZAp el/iapNb252ZtIJGGZ2BejmKKHjIlPp6fcB9/hgMjDlKEv3xaZ4odWWvC a3K+EYMDt2oBsXWbr9CrpIwogvHQJBVqBDezLOUVDVxxSbyjKGLt2W4l9 x+EzVbTwMv+tQ950uBPdxFirBcRswezBkH3hRiXht3kBx3ncQORbaLRcR RelUR6pqWJrgLtPXEgDHUYOu2gC+XJvQF4uiEEn+QzdgG2JTnsRXyRSXe OJwVoDv/eTtNirOShrx6FLbSfxbf1m5U2DrY9KxetaTpS7WmH5UfNzdvz Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10962"; a="392596716" X-IronPort-AV: E=Sophos;i="6.05,216,1701158400"; d="scan'208";a="392596716" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jan 2024 06:31:25 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10962"; a="930028986" X-IronPort-AV: E=Sophos;i="6.05,216,1701158400"; d="scan'208";a="930028986" Received: from unknown (HELO WEIS0040.iil.intel.com) ([10.12.217.108]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jan 2024 06:31:23 -0800 From: Miri Korenblit To: johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, Mukesh Sisodiya , Mordechay Goodstein Subject: [PATCH v3] wifi: iwlwifi: disable 160 MHz based on SSID Date: Thu, 25 Jan 2024 16:31:15 +0200 Message-Id: <20240125163103.578d2d3a617f.I558e8d0cf19dc862b1c4124df78a4cb690095bb2@changeid> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Organization: Intel Israel (74) Limited From: Mukesh Sisodiya The driver should not send 160 MHz BW support for 5 GHz band in HE if PCI Subsystem read indicates no 160 MHz support. Signed-off-by: Mukesh Sisodiya Reviewed-by: Mordechay Goodstein Signed-off-by: Miri Korenblit --- v2: Fix Mhz/Ghz to MHz/GHz v3: fixed the code itself too, added a space (160MHz -> 160 MHz) --- drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c | 4 ++++ drivers/net/wireless/intel/iwlwifi/iwl-trans.h | 3 ++- drivers/net/wireless/intel/iwlwifi/pcie/drv.c | 1 + 3 files changed, 7 insertions(+), 1 deletion(-) 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)