From patchwork Fri Dec 10 09:12:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669039 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DD5A6C433EF for ; Fri, 10 Dec 2021 09:12:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239105AbhLJJQ2 (ORCPT ); Fri, 10 Dec 2021 04:16:28 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50876 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S234141AbhLJJQ2 (ORCPT ); Fri, 10 Dec 2021 04:16:28 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxQ-001FED-OG; Fri, 10 Dec 2021 11:12:52 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:36 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 01/10] iwlwifi: parse error tables from debug TLVs Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg With more things being added, we're no longer going to duplicate the error tables from the debug TLVs nor send them at runtime. Use the debug TLVs to find the locations of the error tables. As we've never released firmware using IWL_UCODE_TLV_TCM_DEBUG_ADDRS just remove that entirely. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- .../wireless/intel/iwlwifi/fw/api/dbg-tlv.h | 11 +++- drivers/net/wireless/intel/iwlwifi/fw/file.h | 1 - drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 60 +++++++++++++++---- 3 files changed, 58 insertions(+), 14 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h index 224525417424..62b527b3a6c5 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h @@ -386,7 +386,16 @@ enum iwl_fw_ini_region_type { IWL_FW_INI_REGION_NUM }; /* FW_TLV_DEBUG_REGION_TYPE_API_E */ -#define IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_HW_SMEM 1 +enum iwl_fw_ini_region_device_memory_subtype { + IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_HW_SMEM = 1, + IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_UMAC_ERROR_TABLE = 5, + IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_LMAC_1_ERROR_TABLE = 7, + IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_LMAC_2_ERROR_TABLE = 10, + IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_TCM_1_ERROR_TABLE = 14, + IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_TCM_2_ERROR_TABLE = 16, + IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_RCM_1_ERROR_TABLE = 18, + IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_RCM_2_ERROR_TABLE = 20, +}; /* FW_TLV_DEBUG_REGION_DEVICE_MEMORY_SUBTYPE_API_E */ /** * enum iwl_fw_ini_time_point diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h index 3d572f5024bb..e4ebda64cd52 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/file.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h @@ -98,7 +98,6 @@ enum iwl_ucode_tlv_type { IWL_UCODE_TLV_PNVM_VERSION = 62, IWL_UCODE_TLV_PNVM_SKU = 64, - IWL_UCODE_TLV_TCM_DEBUG_ADDRS = 65, IWL_UCODE_TLV_SEC_TABLE_ADDR = 66, IWL_UCODE_TLV_D3_KEK_KCK_ADDR = 67, diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 40e8d7ed5615..e8550fe3b39c 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -586,6 +586,51 @@ static void iwl_drv_set_dump_exclude(struct iwl_drv *drv, excl->size = le32_to_cpu(fw->size); } +static void iwl_parse_dbg_tlv_assert_tables(struct iwl_drv *drv, + const struct iwl_ucode_tlv *tlv) +{ + const struct iwl_fw_ini_region_tlv *region; + u32 length = le32_to_cpu(tlv->length); + u32 addr; + + if (length < offsetof(typeof(*region), special_mem) + + sizeof(region->special_mem)) + return; + + region = (void *)tlv->data; + addr = le32_to_cpu(region->special_mem.base_addr); + addr += le32_to_cpu(region->special_mem.offset); + addr &= ~FW_ADDR_CACHE_CONTROL; + + if (region->type != IWL_FW_INI_REGION_SPECIAL_DEVICE_MEMORY) + return; + + switch (region->sub_type) { + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_UMAC_ERROR_TABLE: + drv->trans->dbg.umac_error_event_table = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_UMAC; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_LMAC_1_ERROR_TABLE: + drv->trans->dbg.lmac_error_event_table[0] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_LMAC1; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_LMAC_2_ERROR_TABLE: + drv->trans->dbg.lmac_error_event_table[1] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_LMAC2; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_TCM_1_ERROR_TABLE: + drv->trans->dbg.tcm_error_event_table = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_TCM; + break; + default: + break; + } +} + static int iwl_parse_tlv_firmware(struct iwl_drv *drv, const struct firmware *ucode_raw, struct iwl_firmware_pieces *pieces, @@ -1153,21 +1198,12 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, IWL_ERROR_EVENT_TABLE_LMAC1; break; } - case IWL_UCODE_TLV_TCM_DEBUG_ADDRS: { - struct iwl_fw_tcm_error_addr *ptr = (void *)tlv_data; - - if (tlv_len != sizeof(*ptr)) - goto invalid_tlv_len; - drv->trans->dbg.tcm_error_event_table = - le32_to_cpu(ptr->addr) & ~FW_ADDR_CACHE_CONTROL; - drv->trans->dbg.error_event_table_tlv_status |= - IWL_ERROR_EVENT_TABLE_TCM; - break; - } + case IWL_UCODE_TLV_TYPE_REGIONS: + iwl_parse_dbg_tlv_assert_tables(drv, tlv); + fallthrough; case IWL_UCODE_TLV_TYPE_DEBUG_INFO: case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION: case IWL_UCODE_TLV_TYPE_HCMD: - case IWL_UCODE_TLV_TYPE_REGIONS: case IWL_UCODE_TLV_TYPE_TRIGGERS: case IWL_UCODE_TLV_TYPE_CONF_SET: if (iwlwifi_mod_params.enable_ini) From patchwork Fri Dec 10 09:12:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669041 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E2545C433FE for ; Fri, 10 Dec 2021 09:12:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239102AbhLJJQ3 (ORCPT ); Fri, 10 Dec 2021 04:16:29 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50884 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S239100AbhLJJQ2 (ORCPT ); Fri, 10 Dec 2021 04:16:28 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxU-001FED-D2; Fri, 10 Dec 2021 11:12:53 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:37 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 02/10] iwlwifi: dump CSR scratch from outer function Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg We shouldn't dump this twice if we have two TCMs, and it really doesn't belong to the TCM dump anyway, so move this out. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/fw/dump.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dump.c b/drivers/net/wireless/intel/iwlwifi/fw/dump.c index 81acb7df73d7..b0f9a2cb2a93 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dump.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dump.c @@ -292,13 +292,6 @@ static void iwl_fwrt_dump_tcm_error_log(struct iwl_fw_runtime *fwrt) for (i = 0; i < ARRAY_SIZE(table.sw_status); i++) IWL_ERR(fwrt, "0x%08X | tcm SW status[%d]\n", table.sw_status[i], i); - - if (trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_BZ) { - u32 scratch = iwl_read32(trans, CSR_FUNC_SCRATCH); - - IWL_ERR(fwrt, "Function Scratch status:\n"); - IWL_ERR(fwrt, "0x%08X | Func Scratch\n", scratch); - } } static void iwl_fwrt_dump_iml_error_log(struct iwl_fw_runtime *fwrt) @@ -385,5 +378,12 @@ void iwl_fwrt_dump_error_logs(struct iwl_fw_runtime *fwrt) iwl_fwrt_dump_tcm_error_log(fwrt); iwl_fwrt_dump_iml_error_log(fwrt); iwl_fwrt_dump_fseq_regs(fwrt); + + if (fwrt->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_BZ) { + u32 scratch = iwl_read32(fwrt->trans, CSR_FUNC_SCRATCH); + + IWL_ERR(fwrt, "Function Scratch status:\n"); + IWL_ERR(fwrt, "0x%08X | Func Scratch\n", scratch); + } } IWL_EXPORT_SYMBOL(iwl_fwrt_dump_error_logs); From patchwork Fri Dec 10 09:12:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669043 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3A2A7C433F5 for ; Fri, 10 Dec 2021 09:12:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239114AbhLJJQa (ORCPT ); Fri, 10 Dec 2021 04:16:30 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50890 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S234141AbhLJJQ3 (ORCPT ); Fri, 10 Dec 2021 04:16:29 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxV-001FED-BK; Fri, 10 Dec 2021 11:12:53 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:38 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 03/10] iwlwifi: dump both TCM error tables if present Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg There can be two TCMs in a given device, dump both of the error tables if present. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/fw/dump.c | 15 ++++++++------- drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 9 +++++++-- drivers/net/wireless/intel/iwlwifi/iwl-trans.h | 7 ++++--- 3 files changed, 19 insertions(+), 12 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dump.c b/drivers/net/wireless/intel/iwlwifi/fw/dump.c index b0f9a2cb2a93..6c794f885d47 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dump.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dump.c @@ -259,21 +259,21 @@ struct iwl_tcm_error_event_table { u32 reserved[4]; } __packed; /* TCM_LOG_ERROR_TABLE_API_S_VER_1 */ -static void iwl_fwrt_dump_tcm_error_log(struct iwl_fw_runtime *fwrt) +static void iwl_fwrt_dump_tcm_error_log(struct iwl_fw_runtime *fwrt, int idx) { struct iwl_trans *trans = fwrt->trans; struct iwl_tcm_error_event_table table = {}; - u32 base = fwrt->trans->dbg.tcm_error_event_table; + u32 base = fwrt->trans->dbg.tcm_error_event_table[idx]; int i; + u32 flag = idx ? IWL_ERROR_EVENT_TABLE_TCM2 : + IWL_ERROR_EVENT_TABLE_TCM1; - if (!base || - !(fwrt->trans->dbg.error_event_table_tlv_status & - IWL_ERROR_EVENT_TABLE_TCM)) + if (!base || !(fwrt->trans->dbg.error_event_table_tlv_status & flag)) return; iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table)); - IWL_ERR(fwrt, "TCM status:\n"); + IWL_ERR(fwrt, "TCM%d status:\n", idx + 1); IWL_ERR(fwrt, "0x%08X | error ID\n", table.error_id); IWL_ERR(fwrt, "0x%08X | tcm branchlink2\n", table.blink2); IWL_ERR(fwrt, "0x%08X | tcm interruptlink1\n", table.ilink1); @@ -375,7 +375,8 @@ void iwl_fwrt_dump_error_logs(struct iwl_fw_runtime *fwrt) if (fwrt->trans->dbg.lmac_error_event_table[1]) iwl_fwrt_dump_lmac_error_log(fwrt, 1); iwl_fwrt_dump_umac_error_log(fwrt); - iwl_fwrt_dump_tcm_error_log(fwrt); + iwl_fwrt_dump_tcm_error_log(fwrt, 0); + iwl_fwrt_dump_tcm_error_log(fwrt, 1); iwl_fwrt_dump_iml_error_log(fwrt); iwl_fwrt_dump_fseq_regs(fwrt); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index e8550fe3b39c..7d5c7deaae47 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -622,9 +622,14 @@ static void iwl_parse_dbg_tlv_assert_tables(struct iwl_drv *drv, IWL_ERROR_EVENT_TABLE_LMAC2; break; case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_TCM_1_ERROR_TABLE: - drv->trans->dbg.tcm_error_event_table = addr; + drv->trans->dbg.tcm_error_event_table[0] = addr; drv->trans->dbg.error_event_table_tlv_status |= - IWL_ERROR_EVENT_TABLE_TCM; + IWL_ERROR_EVENT_TABLE_TCM1; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_TCM_2_ERROR_TABLE: + drv->trans->dbg.tcm_error_event_table[1] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_TCM2; break; default: break; diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h index e7c6e7bc5277..3720801df118 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h @@ -193,7 +193,8 @@ enum iwl_error_event_table_status { IWL_ERROR_EVENT_TABLE_LMAC1 = BIT(0), IWL_ERROR_EVENT_TABLE_LMAC2 = BIT(1), IWL_ERROR_EVENT_TABLE_UMAC = BIT(2), - IWL_ERROR_EVENT_TABLE_TCM = BIT(3), + IWL_ERROR_EVENT_TABLE_TCM1 = BIT(3), + IWL_ERROR_EVENT_TABLE_TCM2 = BIT(4), }; /** @@ -728,7 +729,7 @@ struct iwl_self_init_dram { * @trigger_tlv: array of pointers to triggers TLVs for debug * @lmac_error_event_table: addrs of lmacs error tables * @umac_error_event_table: addr of umac error table - * @tcm_error_event_table: address of TCM error table + * @tcm_error_event_table: address(es) of TCM error table(s) * @error_event_table_tlv_status: bitmap that indicates what error table * pointers was recevied via TLV. uses enum &iwl_error_event_table_status * @internal_ini_cfg: internal debug cfg state. Uses &enum iwl_ini_cfg_state @@ -755,7 +756,7 @@ struct iwl_trans_debug { u32 lmac_error_event_table[2]; u32 umac_error_event_table; - u32 tcm_error_event_table; + u32 tcm_error_event_table[2]; unsigned int error_event_table_tlv_status; enum iwl_ini_cfg_state internal_ini_cfg; From patchwork Fri Dec 10 09:12:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669045 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 629A5C433EF for ; Fri, 10 Dec 2021 09:12:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239113AbhLJJQc (ORCPT ); Fri, 10 Dec 2021 04:16:32 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50896 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S239100AbhLJJQa (ORCPT ); Fri, 10 Dec 2021 04:16:30 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxW-001FED-8y; Fri, 10 Dec 2021 11:12:54 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:39 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 04/10] iwlwifi: dump RCM error tables Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg There's another set of error tables on newer (Bz) hardware, support finding and dumping those error tables if present. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/fw/dump.c | 68 +++++++++++++++++++ drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 10 +++ .../net/wireless/intel/iwlwifi/iwl-trans.h | 4 ++ 3 files changed, 82 insertions(+) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dump.c b/drivers/net/wireless/intel/iwlwifi/fw/dump.c index 6c794f885d47..b90f1e9ce691 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dump.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dump.c @@ -294,6 +294,72 @@ static void iwl_fwrt_dump_tcm_error_log(struct iwl_fw_runtime *fwrt, int idx) table.sw_status[i], i); } +/* + * RCM error struct. + * Note: This structure is read from the device with IO accesses, + * and the reading already does the endian conversion. As it is + * read with u32-sized accesses, any members with a different size + * need to be ordered correctly though! + */ +struct iwl_rcm_error_event_table { + u32 valid; + u32 error_id; + u32 blink2; + u32 ilink1; + u32 ilink2; + u32 data1, data2, data3; + u32 logpc; + u32 frame_pointer; + u32 stack_pointer; + u32 msgid; + u32 isr; + u32 frame_hw_status; + u32 mbx_lmac_to_rcm_req; + u32 mbx_rcm_to_lmac_req; + u32 mh_ctl; + u32 mh_addr1_lo; + u32 mh_info; + u32 mh_err; + u32 reserved[3]; +} __packed; /* RCM_LOG_ERROR_TABLE_API_S_VER_1 */ + +static void iwl_fwrt_dump_rcm_error_log(struct iwl_fw_runtime *fwrt, int idx) +{ + struct iwl_trans *trans = fwrt->trans; + struct iwl_rcm_error_event_table table = {}; + u32 base = fwrt->trans->dbg.rcm_error_event_table[idx]; + u32 flag = idx ? IWL_ERROR_EVENT_TABLE_RCM2 : + IWL_ERROR_EVENT_TABLE_RCM1; + + if (!base || !(fwrt->trans->dbg.error_event_table_tlv_status & flag)) + return; + + iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table)); + + IWL_ERR(fwrt, "RCM%d status:\n", idx + 1); + IWL_ERR(fwrt, "0x%08X | error ID\n", table.error_id); + IWL_ERR(fwrt, "0x%08X | rcm branchlink2\n", table.blink2); + IWL_ERR(fwrt, "0x%08X | rcm interruptlink1\n", table.ilink1); + IWL_ERR(fwrt, "0x%08X | rcm interruptlink2\n", table.ilink2); + IWL_ERR(fwrt, "0x%08X | rcm data1\n", table.data1); + IWL_ERR(fwrt, "0x%08X | rcm data2\n", table.data2); + IWL_ERR(fwrt, "0x%08X | rcm data3\n", table.data3); + IWL_ERR(fwrt, "0x%08X | rcm log PC\n", table.logpc); + IWL_ERR(fwrt, "0x%08X | rcm frame pointer\n", table.frame_pointer); + IWL_ERR(fwrt, "0x%08X | rcm stack pointer\n", table.stack_pointer); + IWL_ERR(fwrt, "0x%08X | rcm msg ID\n", table.msgid); + IWL_ERR(fwrt, "0x%08X | rcm ISR status\n", table.isr); + IWL_ERR(fwrt, "0x%08X | frame HW status\n", table.frame_hw_status); + IWL_ERR(fwrt, "0x%08X | LMAC-to-RCM request mbox\n", + table.mbx_lmac_to_rcm_req); + IWL_ERR(fwrt, "0x%08X | RCM-to-LMAC request mbox\n", + table.mbx_rcm_to_lmac_req); + IWL_ERR(fwrt, "0x%08X | MAC header control\n", table.mh_ctl); + IWL_ERR(fwrt, "0x%08X | MAC header addr1 low\n", table.mh_addr1_lo); + IWL_ERR(fwrt, "0x%08X | MAC header info\n", table.mh_info); + IWL_ERR(fwrt, "0x%08X | MAC header error\n", table.mh_err); +} + static void iwl_fwrt_dump_iml_error_log(struct iwl_fw_runtime *fwrt) { struct iwl_trans *trans = fwrt->trans; @@ -376,7 +442,9 @@ void iwl_fwrt_dump_error_logs(struct iwl_fw_runtime *fwrt) iwl_fwrt_dump_lmac_error_log(fwrt, 1); iwl_fwrt_dump_umac_error_log(fwrt); iwl_fwrt_dump_tcm_error_log(fwrt, 0); + iwl_fwrt_dump_rcm_error_log(fwrt, 0); iwl_fwrt_dump_tcm_error_log(fwrt, 1); + iwl_fwrt_dump_rcm_error_log(fwrt, 1); iwl_fwrt_dump_iml_error_log(fwrt); iwl_fwrt_dump_fseq_regs(fwrt); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 7d5c7deaae47..9652da2b8125 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -631,6 +631,16 @@ static void iwl_parse_dbg_tlv_assert_tables(struct iwl_drv *drv, drv->trans->dbg.error_event_table_tlv_status |= IWL_ERROR_EVENT_TABLE_TCM2; break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_RCM_1_ERROR_TABLE: + drv->trans->dbg.rcm_error_event_table[0] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_RCM1; + break; + case IWL_FW_INI_REGION_DEVICE_MEMORY_SUBTYPE_RCM_2_ERROR_TABLE: + drv->trans->dbg.rcm_error_event_table[1] = addr; + drv->trans->dbg.error_event_table_tlv_status |= + IWL_ERROR_EVENT_TABLE_RCM2; + break; default: break; } diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h index 3720801df118..b8428dc3b6d2 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h @@ -195,6 +195,8 @@ enum iwl_error_event_table_status { IWL_ERROR_EVENT_TABLE_UMAC = BIT(2), IWL_ERROR_EVENT_TABLE_TCM1 = BIT(3), IWL_ERROR_EVENT_TABLE_TCM2 = BIT(4), + IWL_ERROR_EVENT_TABLE_RCM1 = BIT(5), + IWL_ERROR_EVENT_TABLE_RCM2 = BIT(6), }; /** @@ -730,6 +732,7 @@ struct iwl_self_init_dram { * @lmac_error_event_table: addrs of lmacs error tables * @umac_error_event_table: addr of umac error table * @tcm_error_event_table: address(es) of TCM error table(s) + * @rcm_error_event_table: address(es) of RCM error table(s) * @error_event_table_tlv_status: bitmap that indicates what error table * pointers was recevied via TLV. uses enum &iwl_error_event_table_status * @internal_ini_cfg: internal debug cfg state. Uses &enum iwl_ini_cfg_state @@ -757,6 +760,7 @@ struct iwl_trans_debug { u32 lmac_error_event_table[2]; u32 umac_error_event_table; u32 tcm_error_event_table[2]; + u32 rcm_error_event_table[2]; unsigned int error_event_table_tlv_status; enum iwl_ini_cfg_state internal_ini_cfg; From patchwork Fri Dec 10 09:12:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669047 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1087CC4332F for ; Fri, 10 Dec 2021 09:12:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239117AbhLJJQc (ORCPT ); Fri, 10 Dec 2021 04:16:32 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50902 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S239098AbhLJJQb (ORCPT ); Fri, 10 Dec 2021 04:16:31 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxX-001FED-8z; Fri, 10 Dec 2021 11:12:55 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:40 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 05/10] iwlwifi: mvm: fix 32-bit build in FTM Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg On a 32-bit build, the division here needs to be done using do_div(), otherwise the compiler will try to call a function that doesn't exist, thus failing to build. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c index 949fb790f8fb..3e6c13fc74eb 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c @@ -1066,7 +1066,8 @@ static void iwl_mvm_ftm_rtt_smoothing(struct iwl_mvm *mvm, overshoot = IWL_MVM_FTM_INITIATOR_SMOOTH_OVERSHOOT; alpha = IWL_MVM_FTM_INITIATOR_SMOOTH_ALPHA; - rtt_avg = (alpha * rtt + (100 - alpha) * resp->rtt_avg) / 100; + rtt_avg = alpha * rtt + (100 - alpha) * resp->rtt_avg; + do_div(rtt_avg, 100); IWL_DEBUG_INFO(mvm, "%pM: prev rtt_avg=%lld, new rtt_avg=%lld, rtt=%lld\n", From patchwork Fri Dec 10 09:12:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669049 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA35AC433F5 for ; Fri, 10 Dec 2021 09:12:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239122AbhLJJQd (ORCPT ); Fri, 10 Dec 2021 04:16:33 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50908 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S239107AbhLJJQc (ORCPT ); Fri, 10 Dec 2021 04:16:32 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxY-001FED-2R; Fri, 10 Dec 2021 11:12:56 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:41 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 06/10] iwlwifi: fix debug TLV parsing Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg Debug TLV parsing was missing size checks, so if a valid but too short TLV was encountered, it would attempt to read it. If the firmware file was arranged to be a multiple of pages long with this happening just before the end, it could crash reading out-of-bounds of a vmalloc area. Fix this by adding the relevant size check. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c index a8ebc26d1da1..c2fbda2ffe7e 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c @@ -300,14 +300,21 @@ static int (*dbg_tlv_alloc[])(struct iwl_trans *trans, void iwl_dbg_tlv_alloc(struct iwl_trans *trans, const struct iwl_ucode_tlv *tlv, bool ext) { - const struct iwl_fw_ini_header *hdr = (const void *)&tlv->data[0]; - u32 type = le32_to_cpu(tlv->type); - u32 tlv_idx = type - IWL_UCODE_TLV_DEBUG_BASE; - u32 domain = le32_to_cpu(hdr->domain); enum iwl_ini_cfg_state *cfg_state = ext ? &trans->dbg.external_ini_cfg : &trans->dbg.internal_ini_cfg; + const struct iwl_fw_ini_header *hdr = (const void *)&tlv->data[0]; + u32 type; + u32 tlv_idx; + u32 domain; int ret; + if (le32_to_cpu(tlv->length) < sizeof(*hdr)) + return; + + type = le32_to_cpu(tlv->type); + tlv_idx = type - IWL_UCODE_TLV_DEBUG_BASE; + domain = le32_to_cpu(hdr->domain); + if (domain != IWL_FW_INI_DOMAIN_ALWAYS_ON && !(domain & trans->dbg.domains_bitmap)) { IWL_DEBUG_FW(trans, From patchwork Fri Dec 10 09:12:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669051 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 92BD2C433EF for ; Fri, 10 Dec 2021 09:13:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239098AbhLJJQd (ORCPT ); Fri, 10 Dec 2021 04:16:33 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50914 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S234141AbhLJJQd (ORCPT ); Fri, 10 Dec 2021 04:16:33 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxY-001FED-RR; Fri, 10 Dec 2021 11:12:57 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:42 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 07/10] iwlwifi: fix leaks/bad data after failed firmware load Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg If firmware load fails after having loaded some parts of the firmware, e.g. the IML image, then this would leak. For the host command list we'd end up running into a WARN on the next attempt to load another firmware image. Fix this by calling iwl_dealloc_ucode() on failures, and make that also clear the data so we start fresh on the next round. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 9652da2b8125..4dab1e88346d 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -130,6 +130,9 @@ static void iwl_dealloc_ucode(struct iwl_drv *drv) for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) iwl_free_fw_img(drv, drv->fw.img + i); + + /* clear the data for the aborted load case */ + memset(&drv->fw, 0, sizeof(drv->fw)); } static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, @@ -1426,6 +1429,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) int i; bool load_module = false; bool usniffer_images = false; + bool failure = true; fw->ucode_capa.max_probe_length = IWL_DEFAULT_MAX_PROBE_LENGTH; fw->ucode_capa.standard_phy_calibration_size = @@ -1695,6 +1699,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) op->name, err); #endif } + failure = false; goto free; try_again: @@ -1710,6 +1715,9 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) complete(&drv->request_firmware_complete); device_release_driver(drv->trans->dev); free: + if (failure) + iwl_dealloc_ucode(drv); + if (pieces) { for (i = 0; i < ARRAY_SIZE(pieces->img); i++) kfree(pieces->img[i].sec); From patchwork Fri Dec 10 09:12:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669053 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 364E7C4332F for ; Fri, 10 Dec 2021 09:13:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239130AbhLJJQe (ORCPT ); Fri, 10 Dec 2021 04:16:34 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50920 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S239127AbhLJJQe (ORCPT ); Fri, 10 Dec 2021 04:16:34 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxZ-001FED-NE; Fri, 10 Dec 2021 11:12:58 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:43 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 08/10] iwlwifi: mvm: add support for OCE scan Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Avraham Stern In case the fw supports OCE scan and one of the OCE feature flags are set in the scan request, set the corresponding flag in the firmware scan request. Note that new firmware that indicates OCE support does not support the probe deferral and suppression feature (which is optional). Signed-off-by: Avraham Stern Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/fw/api/scan.h | 5 +++++ drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 11 +++++++++-- drivers/net/wireless/intel/iwlwifi/mvm/scan.c | 6 ++++++ 3 files changed, 20 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/scan.h b/drivers/net/wireless/intel/iwlwifi/fw/api/scan.h index 9aa7d0bbd64e..175e2ce3c82a 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/scan.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/scan.h @@ -640,6 +640,10 @@ enum iwl_umac_scan_general_flags2 { * @IWL_UMAC_SCAN_GEN_FLAGS_V2_6GHZ_PASSIVE_SCAN_FILTER_IN: in case * &IWL_UMAC_SCAN_GEN_FLAGS_V2_6GHZ_PASSIVE_SCAN is enabled and scan is * activated over 6GHz PSC channels, filter in beacons and probe responses. + * @IWL_UMAC_SCAN_GEN_FLAGS_V2_OCE: if set, send probe requests in a minimum + * rate of 5.5Mpbs, filter in broadcast probe responses and set the max + * channel time indication field in the FILS request parameters element + * (if included by the driver in the probe request IEs). */ enum iwl_umac_scan_general_flags_v2 { IWL_UMAC_SCAN_GEN_FLAGS_V2_PERIODIC = BIT(0), @@ -657,6 +661,7 @@ enum iwl_umac_scan_general_flags_v2 { IWL_UMAC_SCAN_GEN_FLAGS_V2_TRIGGER_UHB_SCAN = BIT(12), IWL_UMAC_SCAN_GEN_FLAGS_V2_6GHZ_PASSIVE_SCAN = BIT(13), IWL_UMAC_SCAN_GEN_FLAGS_V2_6GHZ_PASSIVE_SCAN_FILTER_IN = BIT(14), + IWL_UMAC_SCAN_GEN_FLAGS_V2_OCE = BIT(15), }; /** diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 08177e9b5d6b..d1ab166b6e91 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -641,14 +641,21 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) } if (iwl_mvm_is_oce_supported(mvm)) { + u8 scan_ver = iwl_fw_lookup_cmd_ver(mvm->fw, + IWL_ALWAYS_LONG_GROUP, + SCAN_REQ_UMAC, 0); + wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_ACCEPT_BCAST_PROBE_RESP); wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_FILS_MAX_CHANNEL_TIME); - wiphy_ext_feature_set(hw->wiphy, - NL80211_EXT_FEATURE_OCE_PROBE_REQ_DEFERRAL_SUPPRESSION); wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_OCE_PROBE_REQ_HIGH_TX_RATE); + + /* Old firmware also supports probe deferral and suppression */ + if (scan_ver < 15) + wiphy_ext_feature_set(hw->wiphy, + NL80211_EXT_FEATURE_OCE_PROBE_REQ_DEFERRAL_SUPPRESSION); } if (mvm->nvm_data->sku_cap_11ax_enable && diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index 693afd78bc66..b401ab6d46a9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -2037,6 +2037,12 @@ static u16 iwl_mvm_scan_umac_flags_v2(struct iwl_mvm *mvm, if (params->enable_6ghz_passive) flags |= IWL_UMAC_SCAN_GEN_FLAGS_V2_6GHZ_PASSIVE_SCAN; + if (iwl_mvm_is_oce_supported(mvm) && + (params->flags & (NL80211_SCAN_FLAG_ACCEPT_BCAST_PROBE_RESP | + NL80211_SCAN_FLAG_OCE_PROBE_REQ_HIGH_TX_RATE | + NL80211_SCAN_FLAG_FILS_MAX_CHANNEL_TIME))) + flags |= IWL_UMAC_SCAN_GEN_FLAGS_V2_OCE; + return flags; } From patchwork Fri Dec 10 09:12:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669055 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A8B94C433EF for ; Fri, 10 Dec 2021 09:13:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239151AbhLJJQf (ORCPT ); Fri, 10 Dec 2021 04:16:35 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50926 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S231529AbhLJJQf (ORCPT ); Fri, 10 Dec 2021 04:16:35 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxa-001FED-Ha; Fri, 10 Dec 2021 11:12:59 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:44 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 09/10] iwlwifi: mvm: isolate offload assist (checksum) calculation Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg Isolate the entire calculation of the offload_assist field used for HW checksumming to the iwl_mvm_tx_csum function. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/mvm/tx.c | 45 +++++++++------------ 1 file changed, 19 insertions(+), 26 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 1883d98abb2f..6fb140ffd87c 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -42,8 +42,9 @@ iwl_mvm_bar_check_trigger(struct iwl_mvm *mvm, const u8 *addr, static u16 iwl_mvm_tx_csum(struct iwl_mvm *mvm, struct sk_buff *skb, struct ieee80211_hdr *hdr, struct ieee80211_tx_info *info, - u16 offload_assist) + bool amsdu) { + u16 offload_assist = 0; #if IS_ENABLED(CONFIG_INET) u16 mh_len = ieee80211_hdrlen(hdr->frame_control); u8 protocol = 0; @@ -106,8 +107,7 @@ static u16 iwl_mvm_tx_csum(struct iwl_mvm *mvm, struct sk_buff *skb, offload_assist |= (4 << TX_CMD_OFFLD_IP_HDR); /* Do IPv4 csum for AMSDU only (no IP csum for Ipv6) */ - if (skb->protocol == htons(ETH_P_IP) && - (offload_assist & BIT(TX_CMD_OFFLD_AMSDU))) { + if (skb->protocol == htons(ETH_P_IP) && amsdu) { ip_hdr(skb)->check = 0; offload_assist |= BIT(TX_CMD_OFFLD_L3_EN); } @@ -132,6 +132,12 @@ static u16 iwl_mvm_tx_csum(struct iwl_mvm *mvm, struct sk_buff *skb, out: #endif + if (amsdu) + offload_assist |= BIT(TX_CMD_OFFLD_AMSDU); + else if (ieee80211_hdrlen(hdr->frame_control) % 4) + /* padding is inserted later in transport */ + offload_assist |= BIT(TX_CMD_OFFLD_PAD); + return offload_assist; } @@ -146,7 +152,7 @@ void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, __le16 fc = hdr->frame_control; u32 tx_flags = le32_to_cpu(tx_cmd->tx_flags); u32 len = skb->len + FCS_LEN; - u16 offload_assist = 0; + bool amsdu = false; u8 ac; if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) || @@ -166,8 +172,7 @@ void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, u8 *qc = ieee80211_get_qos_ctl(hdr); tx_cmd->tid_tspec = qc[0] & 0xf; tx_flags &= ~TX_CMD_FLG_SEQ_CTL; - if (*qc & IEEE80211_QOS_CTL_A_MSDU_PRESENT) - offload_assist |= BIT(TX_CMD_OFFLD_AMSDU); + amsdu = *qc & IEEE80211_QOS_CTL_A_MSDU_PRESENT; } else if (ieee80211_is_back_req(fc)) { struct ieee80211_bar *bar = (void *)skb->data; u16 control = le16_to_cpu(bar->control); @@ -234,14 +239,8 @@ void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, tx_cmd->life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE); tx_cmd->sta_id = sta_id; - /* padding is inserted later in transport */ - if (ieee80211_hdrlen(fc) % 4 && - !(offload_assist & BIT(TX_CMD_OFFLD_AMSDU))) - offload_assist |= BIT(TX_CMD_OFFLD_PAD); - - tx_cmd->offload_assist |= - cpu_to_le16(iwl_mvm_tx_csum(mvm, skb, hdr, info, - offload_assist)); + tx_cmd->offload_assist = + cpu_to_le16(iwl_mvm_tx_csum(mvm, skb, hdr, info, amsdu)); } static u32 iwl_mvm_get_tx_ant(struct iwl_mvm *mvm, @@ -462,26 +461,20 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, dev_cmd->hdr.cmd = TX_CMD; if (iwl_mvm_has_new_tx_api(mvm)) { - u16 offload_assist = 0; + u16 offload_assist; u32 rate_n_flags = 0; u16 flags = 0; struct iwl_mvm_sta *mvmsta = sta ? iwl_mvm_sta_from_mac80211(sta) : NULL; + bool amsdu = false; if (ieee80211_is_data_qos(hdr->frame_control)) { u8 *qc = ieee80211_get_qos_ctl(hdr); - if (*qc & IEEE80211_QOS_CTL_A_MSDU_PRESENT) - offload_assist |= BIT(TX_CMD_OFFLD_AMSDU); + amsdu = *qc & IEEE80211_QOS_CTL_A_MSDU_PRESENT; } - offload_assist = iwl_mvm_tx_csum(mvm, skb, hdr, info, - offload_assist); - - /* padding is inserted later in transport */ - if (ieee80211_hdrlen(hdr->frame_control) % 4 && - !(offload_assist & BIT(TX_CMD_OFFLD_AMSDU))) - offload_assist |= BIT(TX_CMD_OFFLD_PAD); + offload_assist = iwl_mvm_tx_csum(mvm, skb, hdr, info, amsdu); if (!info->control.hw_key) flags |= IWL_TX_FLAGS_ENCRYPT_DIS; @@ -503,7 +496,7 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, IWL_DEVICE_FAMILY_AX210) { struct iwl_tx_cmd_gen3 *cmd = (void *)dev_cmd->payload; - cmd->offload_assist |= cpu_to_le32(offload_assist); + cmd->offload_assist = cpu_to_le32(offload_assist); /* Total # bytes to be transmitted */ cmd->len = cpu_to_le16((u16)skb->len); @@ -516,7 +509,7 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, } else { struct iwl_tx_cmd_gen2 *cmd = (void *)dev_cmd->payload; - cmd->offload_assist |= cpu_to_le16(offload_assist); + cmd->offload_assist = cpu_to_le16(offload_assist); /* Total # bytes to be transmitted */ cmd->len = cpu_to_le16((u16)skb->len); From patchwork Fri Dec 10 09:12:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12669057 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3BE6AC433F5 for ; Fri, 10 Dec 2021 09:13:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239134AbhLJJQg (ORCPT ); Fri, 10 Dec 2021 04:16:36 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50932 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S239140AbhLJJQf (ORCPT ); Fri, 10 Dec 2021 04:16:35 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mvbxb-001FED-Dd; Fri, 10 Dec 2021 11:12:59 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 10 Dec 2021 11:12:45 +0200 Message-Id: <20211210091245.289008-2-luca@coelho.fi> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211210091245.289008-1-luca@coelho.fi> References: <20211210091245.289008-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 10/10] iwlwifi: remove module loading failure message Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg When CONFIG_DEBUG_TEST_DRIVER_REMOVE is set, iwlwifi crashes when the opmode module cannot be loaded, due to completing the completion before using drv->dev, which can then already be freed. Fix this by removing the (fairly useless) message. Moving the completion later causes a deadlock instead, so that's not an option. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 4dab1e88346d..83e3b731ad29 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -1690,15 +1690,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) * else from proceeding if the module fails to load * or hangs loading. */ - if (load_module) { + if (load_module) request_module("%s", op->name); -#ifdef CONFIG_IWLWIFI_OPMODE_MODULAR - if (err) - IWL_ERR(drv, - "failed to load module %s (error %d), is dynamic loading enabled?\n", - op->name, err); -#endif - } failure = false; goto free;