From patchwork Thu Dec 7 02:50:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miri Korenblit miriam.rachel.korenblit@intel.com X-Patchwork-Id: 13481288 X-Patchwork-Delegate: johannes@sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="A/GQ3gIK" Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 129361709 for ; Wed, 6 Dec 2023 00:50:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1701852608; x=1733388608; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=e8eUO1jJAba7f5Dmwwk0HDeYAVr39DhfPJMZiMOPyuc=; b=A/GQ3gIK9NVT95JXfFqTU53nKbVh8g54g6Bo9tLX7v/B52oM2me5bqiV MZWud60VuoFuSFuZKj6Tz+jQm6K7/IVSR85oS+UCa49hnwj2KJES8lJRa GKM0I1uwqKwj+0W4EjbE5EttnzYPkZ7uBC3N3PabLscW11oYxG6L2vN7d 4SUX3D7tErYLQNBQO4koKb1A4qWdyYs6yrhGSUQjURnLvqt+uKnezWkRo YHvx89MtfxVPj5fQ9cRcLkTQLzk5WAdG75pITUFHvJPRsqPFTvtgWMxBM 1slkr4yOFSEayJADSt1eKA/ai69mbD9xO3YM92LRaEJxiaRh/KUPjc2V9 A==; X-IronPort-AV: E=McAfee;i="6600,9927,10915"; a="397916600" X-IronPort-AV: E=Sophos;i="6.04,254,1695711600"; d="scan'208";a="397916600" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Dec 2023 00:50:07 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10915"; a="805575423" X-IronPort-AV: E=Sophos;i="6.04,254,1695711600"; d="scan'208";a="805575423" Received: from unknown (HELO WEIS0040.iil.intel.com) ([10.12.217.108]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Dec 2023 00:50:06 -0800 From: Miri Korenblit miriam.rachel.korenblit@intel.com To: johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, Emmanuel Grumbach , Miri Korenblit Subject: [PATCH 11/13] wifi: iwlwifi: mvm: do not send STA_DISABLE_TX_CMD for newer firmware Date: Thu, 7 Dec 2023 04:50:16 +0200 Message-Id: <20231207044813.e64ef70c0133.I9f47cdef2ba45f1f383b70023857376973de3a8c@changeid> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231207025018.1022929-1-miriam.rachel.korenblit@intel.com> References: <20231207025018.1022929-1-miriam.rachel.korenblit@intel.com> 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 X-Spam-Level: **** From: Emmanuel Grumbach Newest firmware has completely offloaded this logic and this command will be deprecated soon. Based on a capability bit advertised by the firmware, skip this command. Signed-off-by: Emmanuel Grumbach Signed-off-by: Miri Korenblit --- drivers/net/wireless/intel/iwlwifi/fw/file.h | 3 +++ drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c | 3 +++ drivers/net/wireless/intel/iwlwifi/mvm/mvm.h | 6 ++++++ drivers/net/wireless/intel/iwlwifi/mvm/sta.c | 10 +++++++--- 4 files changed, 19 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h index 7bbc55ccc3ce..c38e5194c55f 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/file.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h @@ -243,6 +243,8 @@ typedef unsigned int __bitwise iwl_ucode_tlv_api_t; * version tables. * @IWL_UCODE_TLV_API_REDUCED_SCAN_CONFIG: This ucode supports v3 of * SCAN_CONFIG_DB_CMD_API_S. + * @IWL_UCODE_TLV_API_NO_HOST_DISABLE_TX: Firmware offloaded the station disable tx + * logic. * * @NUM_IWL_UCODE_TLV_API: number of bits used */ @@ -280,6 +282,7 @@ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_ADWELL_HB_DEF_N_AP = (__force iwl_ucode_tlv_api_t)57, IWL_UCODE_TLV_API_SCAN_EXT_CHAN_VER = (__force iwl_ucode_tlv_api_t)58, IWL_UCODE_TLV_API_BAND_IN_RX_DATA = (__force iwl_ucode_tlv_api_t)59, + IWL_UCODE_TLV_API_NO_HOST_DISABLE_TX = (__force iwl_ucode_tlv_api_t)66, NUM_IWL_UCODE_TLV_API /* diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c index ca5e4fbcf8ce..d7a0ce2bb0f7 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c @@ -872,6 +872,9 @@ void iwl_mvm_mld_sta_modify_disable_tx(struct iwl_mvm *mvm, cmd.sta_id = cpu_to_le32(mvmsta->deflink.sta_id); cmd.disable = cpu_to_le32(disable); + if (WARN_ON(iwl_mvm_has_no_host_disable_tx(mvm))) + return; + ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(MAC_CONF_GROUP, STA_DISABLE_TX_CMD), CMD_ASYNC, sizeof(cmd), &cmd); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index b04485b7e1f6..40627961b834 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -1514,6 +1514,12 @@ static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm) IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY); } +static inline bool iwl_mvm_has_no_host_disable_tx(struct iwl_mvm *mvm) +{ + return fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_NO_HOST_DISABLE_TX); +} + static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm) { return fw_has_capa(&mvm->fw->ucode_capa, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index 49542b3cb76e..efe3e111ea0a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -4150,7 +4150,8 @@ void iwl_mvm_sta_modify_disable_tx(struct iwl_mvm *mvm, int ret; if (mvm->mld_api_is_used) { - iwl_mvm_mld_sta_modify_disable_tx(mvm, mvmsta, disable); + if (!iwl_mvm_has_no_host_disable_tx(mvm)) + iwl_mvm_mld_sta_modify_disable_tx(mvm, mvmsta, disable); return; } @@ -4167,7 +4168,8 @@ void iwl_mvm_sta_modify_disable_tx_ap(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvm_sta = iwl_mvm_sta_from_mac80211(sta); if (mvm->mld_api_is_used) { - iwl_mvm_mld_sta_modify_disable_tx_ap(mvm, sta, disable); + if (!iwl_mvm_has_no_host_disable_tx(mvm)) + iwl_mvm_mld_sta_modify_disable_tx_ap(mvm, sta, disable); return; } @@ -4222,7 +4224,9 @@ void iwl_mvm_modify_all_sta_disable_tx(struct iwl_mvm *mvm, int i; if (mvm->mld_api_is_used) { - iwl_mvm_mld_modify_all_sta_disable_tx(mvm, mvmvif, disable); + if (!iwl_mvm_has_no_host_disable_tx(mvm)) + iwl_mvm_mld_modify_all_sta_disable_tx(mvm, mvmvif, + disable); return; }