17174beb6SJohannes Berg /****************************************************************************** 27174beb6SJohannes Berg * 37174beb6SJohannes Berg * This file is provided under a dual BSD/GPLv2 license. When using or 47174beb6SJohannes Berg * redistributing this file, you may do so under either license. 57174beb6SJohannes Berg * 67174beb6SJohannes Berg * GPL LICENSE SUMMARY 77174beb6SJohannes Berg * 87174beb6SJohannes Berg * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. 97174beb6SJohannes Berg * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 107174beb6SJohannes Berg * Copyright(c) 2015 - 2017 Intel Deutschland GmbH 11a5688e60SMordechay Goodstein * Copyright(c) 2018 - 2020 Intel Corporation 127174beb6SJohannes Berg * 137174beb6SJohannes Berg * This program is free software; you can redistribute it and/or modify 147174beb6SJohannes Berg * it under the terms of version 2 of the GNU General Public License as 157174beb6SJohannes Berg * published by the Free Software Foundation. 167174beb6SJohannes Berg * 177174beb6SJohannes Berg * This program is distributed in the hope that it will be useful, but 187174beb6SJohannes Berg * WITHOUT ANY WARRANTY; without even the implied warranty of 197174beb6SJohannes Berg * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 207174beb6SJohannes Berg * General Public License for more details. 217174beb6SJohannes Berg * 227174beb6SJohannes Berg * The full GNU General Public License is included in this distribution 237174beb6SJohannes Berg * in the file called COPYING. 247174beb6SJohannes Berg * 257174beb6SJohannes Berg * Contact Information: 267174beb6SJohannes Berg * Intel Linux Wireless <linuxwifi@intel.com> 277174beb6SJohannes Berg * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 287174beb6SJohannes Berg * 297174beb6SJohannes Berg * BSD LICENSE 307174beb6SJohannes Berg * 317174beb6SJohannes Berg * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. 327174beb6SJohannes Berg * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 337174beb6SJohannes Berg * Copyright(c) 2015 - 2017 Intel Deutschland GmbH 34a5688e60SMordechay Goodstein * Copyright(c) 2018 - 2020 Intel Corporation 357174beb6SJohannes Berg * All rights reserved. 367174beb6SJohannes Berg * 377174beb6SJohannes Berg * Redistribution and use in source and binary forms, with or without 387174beb6SJohannes Berg * modification, are permitted provided that the following conditions 397174beb6SJohannes Berg * are met: 407174beb6SJohannes Berg * 417174beb6SJohannes Berg * * Redistributions of source code must retain the above copyright 427174beb6SJohannes Berg * notice, this list of conditions and the following disclaimer. 437174beb6SJohannes Berg * * Redistributions in binary form must reproduce the above copyright 447174beb6SJohannes Berg * notice, this list of conditions and the following disclaimer in 457174beb6SJohannes Berg * the documentation and/or other materials provided with the 467174beb6SJohannes Berg * distribution. 477174beb6SJohannes Berg * * Neither the name Intel Corporation nor the names of its 487174beb6SJohannes Berg * contributors may be used to endorse or promote products derived 497174beb6SJohannes Berg * from this software without specific prior written permission. 507174beb6SJohannes Berg * 517174beb6SJohannes Berg * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 527174beb6SJohannes Berg * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 537174beb6SJohannes Berg * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 547174beb6SJohannes Berg * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 557174beb6SJohannes Berg * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 567174beb6SJohannes Berg * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 577174beb6SJohannes Berg * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 587174beb6SJohannes Berg * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 597174beb6SJohannes Berg * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 607174beb6SJohannes Berg * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 617174beb6SJohannes Berg * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 627174beb6SJohannes Berg * 637174beb6SJohannes Berg *****************************************************************************/ 647174beb6SJohannes Berg #include <linux/devcoredump.h> 657174beb6SJohannes Berg #include "iwl-drv.h" 667174beb6SJohannes Berg #include "runtime.h" 677174beb6SJohannes Berg #include "dbg.h" 68759931c7SMordechay Goodstein #include "debugfs.h" 697174beb6SJohannes Berg #include "iwl-io.h" 707174beb6SJohannes Berg #include "iwl-prph.h" 717174beb6SJohannes Berg #include "iwl-csr.h" 727174beb6SJohannes Berg 737174beb6SJohannes Berg /** 747174beb6SJohannes Berg * struct iwl_fw_dump_ptrs - set of pointers needed for the fw-error-dump 757174beb6SJohannes Berg * 767174beb6SJohannes Berg * @fwrt_ptr: pointer to the buffer coming from fwrt 777174beb6SJohannes Berg * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the 787174beb6SJohannes Berg * transport's data. 797174beb6SJohannes Berg * @trans_len: length of the valid data in trans_ptr 807174beb6SJohannes Berg * @fwrt_len: length of the valid data in fwrt_ptr 817174beb6SJohannes Berg */ 827174beb6SJohannes Berg struct iwl_fw_dump_ptrs { 837174beb6SJohannes Berg struct iwl_trans_dump_data *trans_ptr; 847174beb6SJohannes Berg void *fwrt_ptr; 857174beb6SJohannes Berg u32 fwrt_len; 867174beb6SJohannes Berg }; 877174beb6SJohannes Berg 887174beb6SJohannes Berg #define RADIO_REG_MAX_READ 0x2ad 897174beb6SJohannes Berg static void iwl_read_radio_regs(struct iwl_fw_runtime *fwrt, 907174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data) 917174beb6SJohannes Berg { 927174beb6SJohannes Berg u8 *pos = (void *)(*dump_data)->data; 937174beb6SJohannes Berg unsigned long flags; 947174beb6SJohannes Berg int i; 957174beb6SJohannes Berg 96b88beaf9SIlan Peer IWL_DEBUG_INFO(fwrt, "WRT radio registers dump\n"); 97b88beaf9SIlan Peer 987174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 997174beb6SJohannes Berg return; 1007174beb6SJohannes Berg 1017174beb6SJohannes Berg (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RADIO_REG); 1027174beb6SJohannes Berg (*dump_data)->len = cpu_to_le32(RADIO_REG_MAX_READ); 1037174beb6SJohannes Berg 1047174beb6SJohannes Berg for (i = 0; i < RADIO_REG_MAX_READ; i++) { 1057174beb6SJohannes Berg u32 rd_cmd = RADIO_RSP_RD_CMD; 1067174beb6SJohannes Berg 1077174beb6SJohannes Berg rd_cmd |= i << RADIO_RSP_ADDR_POS; 1087174beb6SJohannes Berg iwl_write_prph_no_grab(fwrt->trans, RSP_RADIO_CMD, rd_cmd); 1097174beb6SJohannes Berg *pos = (u8)iwl_read_prph_no_grab(fwrt->trans, RSP_RADIO_RDDAT); 1107174beb6SJohannes Berg 1117174beb6SJohannes Berg pos++; 1127174beb6SJohannes Berg } 1137174beb6SJohannes Berg 1147174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 1157174beb6SJohannes Berg 1167174beb6SJohannes Berg iwl_trans_release_nic_access(fwrt->trans, &flags); 1177174beb6SJohannes Berg } 1187174beb6SJohannes Berg 1197174beb6SJohannes Berg static void iwl_fwrt_dump_rxf(struct iwl_fw_runtime *fwrt, 1207174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data, 1217174beb6SJohannes Berg int size, u32 offset, int fifo_num) 1227174beb6SJohannes Berg { 1237174beb6SJohannes Berg struct iwl_fw_error_dump_fifo *fifo_hdr; 1247174beb6SJohannes Berg u32 *fifo_data; 1257174beb6SJohannes Berg u32 fifo_len; 1267174beb6SJohannes Berg int i; 1277174beb6SJohannes Berg 1287174beb6SJohannes Berg fifo_hdr = (void *)(*dump_data)->data; 1297174beb6SJohannes Berg fifo_data = (void *)fifo_hdr->data; 1307174beb6SJohannes Berg fifo_len = size; 1317174beb6SJohannes Berg 1327174beb6SJohannes Berg /* No need to try to read the data if the length is 0 */ 1337174beb6SJohannes Berg if (fifo_len == 0) 1347174beb6SJohannes Berg return; 1357174beb6SJohannes Berg 1367174beb6SJohannes Berg /* Add a TLV for the RXF */ 1377174beb6SJohannes Berg (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RXF); 1387174beb6SJohannes Berg (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr)); 1397174beb6SJohannes Berg 1407174beb6SJohannes Berg fifo_hdr->fifo_num = cpu_to_le32(fifo_num); 1417174beb6SJohannes Berg fifo_hdr->available_bytes = 1427174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1437174beb6SJohannes Berg RXF_RD_D_SPACE + offset)); 1447174beb6SJohannes Berg fifo_hdr->wr_ptr = 1457174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1467174beb6SJohannes Berg RXF_RD_WR_PTR + offset)); 1477174beb6SJohannes Berg fifo_hdr->rd_ptr = 1487174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1497174beb6SJohannes Berg RXF_RD_RD_PTR + offset)); 1507174beb6SJohannes Berg fifo_hdr->fence_ptr = 1517174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1527174beb6SJohannes Berg RXF_RD_FENCE_PTR + offset)); 1537174beb6SJohannes Berg fifo_hdr->fence_mode = 1547174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1557174beb6SJohannes Berg RXF_SET_FENCE_MODE + offset)); 1567174beb6SJohannes Berg 1577174beb6SJohannes Berg /* Lock fence */ 1587174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, RXF_SET_FENCE_MODE + offset, 0x1); 1597174beb6SJohannes Berg /* Set fence pointer to the same place like WR pointer */ 1607174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, RXF_LD_WR2FENCE + offset, 0x1); 1617174beb6SJohannes Berg /* Set fence offset */ 1627174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, 1637174beb6SJohannes Berg RXF_LD_FENCE_OFFSET_ADDR + offset, 0x0); 1647174beb6SJohannes Berg 1657174beb6SJohannes Berg /* Read FIFO */ 1667174beb6SJohannes Berg fifo_len /= sizeof(u32); /* Size in DWORDS */ 1677174beb6SJohannes Berg for (i = 0; i < fifo_len; i++) 1687174beb6SJohannes Berg fifo_data[i] = iwl_trans_read_prph(fwrt->trans, 1697174beb6SJohannes Berg RXF_FIFO_RD_FENCE_INC + 1707174beb6SJohannes Berg offset); 1717174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 1727174beb6SJohannes Berg } 1737174beb6SJohannes Berg 1747174beb6SJohannes Berg static void iwl_fwrt_dump_txf(struct iwl_fw_runtime *fwrt, 1757174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data, 1767174beb6SJohannes Berg int size, u32 offset, int fifo_num) 1777174beb6SJohannes Berg { 1787174beb6SJohannes Berg struct iwl_fw_error_dump_fifo *fifo_hdr; 1797174beb6SJohannes Berg u32 *fifo_data; 1807174beb6SJohannes Berg u32 fifo_len; 1817174beb6SJohannes Berg int i; 1827174beb6SJohannes Berg 1837174beb6SJohannes Berg fifo_hdr = (void *)(*dump_data)->data; 1847174beb6SJohannes Berg fifo_data = (void *)fifo_hdr->data; 1857174beb6SJohannes Berg fifo_len = size; 1867174beb6SJohannes Berg 1877174beb6SJohannes Berg /* No need to try to read the data if the length is 0 */ 1887174beb6SJohannes Berg if (fifo_len == 0) 1897174beb6SJohannes Berg return; 1907174beb6SJohannes Berg 1917174beb6SJohannes Berg /* Add a TLV for the FIFO */ 1927174beb6SJohannes Berg (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_TXF); 1937174beb6SJohannes Berg (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr)); 1947174beb6SJohannes Berg 1957174beb6SJohannes Berg fifo_hdr->fifo_num = cpu_to_le32(fifo_num); 1967174beb6SJohannes Berg fifo_hdr->available_bytes = 1977174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1987174beb6SJohannes Berg TXF_FIFO_ITEM_CNT + offset)); 1997174beb6SJohannes Berg fifo_hdr->wr_ptr = 2007174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2017174beb6SJohannes Berg TXF_WR_PTR + offset)); 2027174beb6SJohannes Berg fifo_hdr->rd_ptr = 2037174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2047174beb6SJohannes Berg TXF_RD_PTR + offset)); 2057174beb6SJohannes Berg fifo_hdr->fence_ptr = 2067174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2077174beb6SJohannes Berg TXF_FENCE_PTR + offset)); 2087174beb6SJohannes Berg fifo_hdr->fence_mode = 2097174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2107174beb6SJohannes Berg TXF_LOCK_FENCE + offset)); 2117174beb6SJohannes Berg 2127174beb6SJohannes Berg /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */ 2137174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, TXF_READ_MODIFY_ADDR + offset, 2147174beb6SJohannes Berg TXF_WR_PTR + offset); 2157174beb6SJohannes Berg 2167174beb6SJohannes Berg /* Dummy-read to advance the read pointer to the head */ 2177174beb6SJohannes Berg iwl_trans_read_prph(fwrt->trans, TXF_READ_MODIFY_DATA + offset); 2187174beb6SJohannes Berg 2197174beb6SJohannes Berg /* Read FIFO */ 2207174beb6SJohannes Berg fifo_len /= sizeof(u32); /* Size in DWORDS */ 2217174beb6SJohannes Berg for (i = 0; i < fifo_len; i++) 2227174beb6SJohannes Berg fifo_data[i] = iwl_trans_read_prph(fwrt->trans, 2237174beb6SJohannes Berg TXF_READ_MODIFY_DATA + 2247174beb6SJohannes Berg offset); 2257174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 2267174beb6SJohannes Berg } 2277174beb6SJohannes Berg 22832b258e9SSara Sharon static void iwl_fw_dump_rxf(struct iwl_fw_runtime *fwrt, 2297174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data) 2307174beb6SJohannes Berg { 2317174beb6SJohannes Berg struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 2327174beb6SJohannes Berg unsigned long flags; 2337174beb6SJohannes Berg 23432b258e9SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT RX FIFO dump\n"); 235b88beaf9SIlan Peer 2367174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 2377174beb6SJohannes Berg return; 2387174beb6SJohannes Berg 239e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RXF)) { 2407174beb6SJohannes Berg /* Pull RXF1 */ 241520f03eaSShahar S Matityahu iwl_fwrt_dump_rxf(fwrt, dump_data, 242520f03eaSShahar S Matityahu cfg->lmac[0].rxfifo1_size, 0, 0); 2437174beb6SJohannes Berg /* Pull RXF2 */ 2447174beb6SJohannes Berg iwl_fwrt_dump_rxf(fwrt, dump_data, cfg->rxfifo2_size, 245ea695b7cSShaul Triebitz RXF_DIFF_FROM_PREV + 246286ca8ebSLuca Coelho fwrt->trans->trans_cfg->umac_prph_offset, 1); 2477174beb6SJohannes Berg /* Pull LMAC2 RXF1 */ 2487174beb6SJohannes Berg if (fwrt->smem_cfg.num_lmacs > 1) 249520f03eaSShahar S Matityahu iwl_fwrt_dump_rxf(fwrt, dump_data, 250520f03eaSShahar S Matityahu cfg->lmac[1].rxfifo1_size, 2517174beb6SJohannes Berg LMAC2_PRPH_OFFSET, 2); 252520f03eaSShahar S Matityahu } 2537174beb6SJohannes Berg 25432b258e9SSara Sharon iwl_trans_release_nic_access(fwrt->trans, &flags); 25532b258e9SSara Sharon } 25632b258e9SSara Sharon 25732b258e9SSara Sharon static void iwl_fw_dump_txf(struct iwl_fw_runtime *fwrt, 25832b258e9SSara Sharon struct iwl_fw_error_dump_data **dump_data) 25932b258e9SSara Sharon { 26032b258e9SSara Sharon struct iwl_fw_error_dump_fifo *fifo_hdr; 26132b258e9SSara Sharon struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 26232b258e9SSara Sharon u32 *fifo_data; 26332b258e9SSara Sharon u32 fifo_len; 26432b258e9SSara Sharon unsigned long flags; 26532b258e9SSara Sharon int i, j; 26632b258e9SSara Sharon 26732b258e9SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT TX FIFO dump\n"); 26832b258e9SSara Sharon 26932b258e9SSara Sharon if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 27032b258e9SSara Sharon return; 27132b258e9SSara Sharon 272e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_TXF)) { 2737174beb6SJohannes Berg /* Pull TXF data from LMAC1 */ 2747174beb6SJohannes Berg for (i = 0; i < fwrt->smem_cfg.num_txfifo_entries; i++) { 2757174beb6SJohannes Berg /* Mark the number of TXF we're pulling now */ 2767174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, TXF_LARC_NUM, i); 277520f03eaSShahar S Matityahu iwl_fwrt_dump_txf(fwrt, dump_data, 278520f03eaSShahar S Matityahu cfg->lmac[0].txfifo_size[i], 0, i); 2797174beb6SJohannes Berg } 2807174beb6SJohannes Berg 2817174beb6SJohannes Berg /* Pull TXF data from LMAC2 */ 2827174beb6SJohannes Berg if (fwrt->smem_cfg.num_lmacs > 1) { 283520f03eaSShahar S Matityahu for (i = 0; i < fwrt->smem_cfg.num_txfifo_entries; 284520f03eaSShahar S Matityahu i++) { 2857174beb6SJohannes Berg /* Mark the number of TXF we're pulling now */ 2867174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, 287520f03eaSShahar S Matityahu TXF_LARC_NUM + 288520f03eaSShahar S Matityahu LMAC2_PRPH_OFFSET, i); 2897174beb6SJohannes Berg iwl_fwrt_dump_txf(fwrt, dump_data, 2907174beb6SJohannes Berg cfg->lmac[1].txfifo_size[i], 2917174beb6SJohannes Berg LMAC2_PRPH_OFFSET, 2927174beb6SJohannes Berg i + cfg->num_txfifo_entries); 2937174beb6SJohannes Berg } 2947174beb6SJohannes Berg } 295520f03eaSShahar S Matityahu } 2967174beb6SJohannes Berg 297e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_INTERNAL_TXF) && 298520f03eaSShahar S Matityahu fw_has_capa(&fwrt->fw->ucode_capa, 2997174beb6SJohannes Berg IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) { 3007174beb6SJohannes Berg /* Pull UMAC internal TXF data from all TXFs */ 3017174beb6SJohannes Berg for (i = 0; 3027174beb6SJohannes Berg i < ARRAY_SIZE(fwrt->smem_cfg.internal_txfifo_size); 3037174beb6SJohannes Berg i++) { 3047174beb6SJohannes Berg fifo_hdr = (void *)(*dump_data)->data; 3057174beb6SJohannes Berg fifo_data = (void *)fifo_hdr->data; 3067174beb6SJohannes Berg fifo_len = fwrt->smem_cfg.internal_txfifo_size[i]; 3077174beb6SJohannes Berg 3087174beb6SJohannes Berg /* No need to try to read the data if the length is 0 */ 3097174beb6SJohannes Berg if (fifo_len == 0) 3107174beb6SJohannes Berg continue; 3117174beb6SJohannes Berg 3127174beb6SJohannes Berg /* Add a TLV for the internal FIFOs */ 3137174beb6SJohannes Berg (*dump_data)->type = 3147174beb6SJohannes Berg cpu_to_le32(IWL_FW_ERROR_DUMP_INTERNAL_TXF); 3157174beb6SJohannes Berg (*dump_data)->len = 3167174beb6SJohannes Berg cpu_to_le32(fifo_len + sizeof(*fifo_hdr)); 3177174beb6SJohannes Berg 3187174beb6SJohannes Berg fifo_hdr->fifo_num = cpu_to_le32(i); 3197174beb6SJohannes Berg 3207174beb6SJohannes Berg /* Mark the number of TXF we're pulling now */ 3217174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, TXF_CPU2_NUM, i + 3227174beb6SJohannes Berg fwrt->smem_cfg.num_txfifo_entries); 3237174beb6SJohannes Berg 3247174beb6SJohannes Berg fifo_hdr->available_bytes = 3257174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3267174beb6SJohannes Berg TXF_CPU2_FIFO_ITEM_CNT)); 3277174beb6SJohannes Berg fifo_hdr->wr_ptr = 3287174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3297174beb6SJohannes Berg TXF_CPU2_WR_PTR)); 3307174beb6SJohannes Berg fifo_hdr->rd_ptr = 3317174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3327174beb6SJohannes Berg TXF_CPU2_RD_PTR)); 3337174beb6SJohannes Berg fifo_hdr->fence_ptr = 3347174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3357174beb6SJohannes Berg TXF_CPU2_FENCE_PTR)); 3367174beb6SJohannes Berg fifo_hdr->fence_mode = 3377174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3387174beb6SJohannes Berg TXF_CPU2_LOCK_FENCE)); 3397174beb6SJohannes Berg 3407174beb6SJohannes Berg /* Set TXF_CPU2_READ_MODIFY_ADDR to TXF_CPU2_WR_PTR */ 3417174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, 3427174beb6SJohannes Berg TXF_CPU2_READ_MODIFY_ADDR, 3437174beb6SJohannes Berg TXF_CPU2_WR_PTR); 3447174beb6SJohannes Berg 3457174beb6SJohannes Berg /* Dummy-read to advance the read pointer to head */ 3467174beb6SJohannes Berg iwl_trans_read_prph(fwrt->trans, 3477174beb6SJohannes Berg TXF_CPU2_READ_MODIFY_DATA); 3487174beb6SJohannes Berg 3497174beb6SJohannes Berg /* Read FIFO */ 3507174beb6SJohannes Berg fifo_len /= sizeof(u32); /* Size in DWORDS */ 3517174beb6SJohannes Berg for (j = 0; j < fifo_len; j++) 3527174beb6SJohannes Berg fifo_data[j] = 3537174beb6SJohannes Berg iwl_trans_read_prph(fwrt->trans, 3547174beb6SJohannes Berg TXF_CPU2_READ_MODIFY_DATA); 3557174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 3567174beb6SJohannes Berg } 3577174beb6SJohannes Berg } 3587174beb6SJohannes Berg 3597174beb6SJohannes Berg iwl_trans_release_nic_access(fwrt->trans, &flags); 3607174beb6SJohannes Berg } 3617174beb6SJohannes Berg 3627174beb6SJohannes Berg #define IWL8260_ICCM_OFFSET 0x44000 /* Only for B-step */ 3637174beb6SJohannes Berg #define IWL8260_ICCM_LEN 0xC000 /* Only for B-step */ 3647174beb6SJohannes Berg 3657174beb6SJohannes Berg struct iwl_prph_range { 3667174beb6SJohannes Berg u32 start, end; 3677174beb6SJohannes Berg }; 3687174beb6SJohannes Berg 3697174beb6SJohannes Berg static const struct iwl_prph_range iwl_prph_dump_addr_comm[] = { 3707174beb6SJohannes Berg { .start = 0x00a00000, .end = 0x00a00000 }, 3717174beb6SJohannes Berg { .start = 0x00a0000c, .end = 0x00a00024 }, 3727174beb6SJohannes Berg { .start = 0x00a0002c, .end = 0x00a0003c }, 3737174beb6SJohannes Berg { .start = 0x00a00410, .end = 0x00a00418 }, 3747174beb6SJohannes Berg { .start = 0x00a00420, .end = 0x00a00420 }, 3757174beb6SJohannes Berg { .start = 0x00a00428, .end = 0x00a00428 }, 3767174beb6SJohannes Berg { .start = 0x00a00430, .end = 0x00a0043c }, 3777174beb6SJohannes Berg { .start = 0x00a00444, .end = 0x00a00444 }, 3787174beb6SJohannes Berg { .start = 0x00a004c0, .end = 0x00a004cc }, 3797174beb6SJohannes Berg { .start = 0x00a004d8, .end = 0x00a004d8 }, 3807174beb6SJohannes Berg { .start = 0x00a004e0, .end = 0x00a004f0 }, 3817174beb6SJohannes Berg { .start = 0x00a00840, .end = 0x00a00840 }, 3827174beb6SJohannes Berg { .start = 0x00a00850, .end = 0x00a00858 }, 3837174beb6SJohannes Berg { .start = 0x00a01004, .end = 0x00a01008 }, 3847174beb6SJohannes Berg { .start = 0x00a01010, .end = 0x00a01010 }, 3857174beb6SJohannes Berg { .start = 0x00a01018, .end = 0x00a01018 }, 3867174beb6SJohannes Berg { .start = 0x00a01024, .end = 0x00a01024 }, 3877174beb6SJohannes Berg { .start = 0x00a0102c, .end = 0x00a01034 }, 3887174beb6SJohannes Berg { .start = 0x00a0103c, .end = 0x00a01040 }, 3897174beb6SJohannes Berg { .start = 0x00a01048, .end = 0x00a01094 }, 3907174beb6SJohannes Berg { .start = 0x00a01c00, .end = 0x00a01c20 }, 3917174beb6SJohannes Berg { .start = 0x00a01c58, .end = 0x00a01c58 }, 3927174beb6SJohannes Berg { .start = 0x00a01c7c, .end = 0x00a01c7c }, 3937174beb6SJohannes Berg { .start = 0x00a01c28, .end = 0x00a01c54 }, 3947174beb6SJohannes Berg { .start = 0x00a01c5c, .end = 0x00a01c5c }, 3957174beb6SJohannes Berg { .start = 0x00a01c60, .end = 0x00a01cdc }, 3967174beb6SJohannes Berg { .start = 0x00a01ce0, .end = 0x00a01d0c }, 3977174beb6SJohannes Berg { .start = 0x00a01d18, .end = 0x00a01d20 }, 3987174beb6SJohannes Berg { .start = 0x00a01d2c, .end = 0x00a01d30 }, 3997174beb6SJohannes Berg { .start = 0x00a01d40, .end = 0x00a01d5c }, 4007174beb6SJohannes Berg { .start = 0x00a01d80, .end = 0x00a01d80 }, 4017174beb6SJohannes Berg { .start = 0x00a01d98, .end = 0x00a01d9c }, 4027174beb6SJohannes Berg { .start = 0x00a01da8, .end = 0x00a01da8 }, 4037174beb6SJohannes Berg { .start = 0x00a01db8, .end = 0x00a01df4 }, 4047174beb6SJohannes Berg { .start = 0x00a01dc0, .end = 0x00a01dfc }, 4057174beb6SJohannes Berg { .start = 0x00a01e00, .end = 0x00a01e2c }, 4067174beb6SJohannes Berg { .start = 0x00a01e40, .end = 0x00a01e60 }, 4077174beb6SJohannes Berg { .start = 0x00a01e68, .end = 0x00a01e6c }, 4087174beb6SJohannes Berg { .start = 0x00a01e74, .end = 0x00a01e74 }, 4097174beb6SJohannes Berg { .start = 0x00a01e84, .end = 0x00a01e90 }, 4107174beb6SJohannes Berg { .start = 0x00a01e9c, .end = 0x00a01ec4 }, 4117174beb6SJohannes Berg { .start = 0x00a01ed0, .end = 0x00a01ee0 }, 4127174beb6SJohannes Berg { .start = 0x00a01f00, .end = 0x00a01f1c }, 4137174beb6SJohannes Berg { .start = 0x00a01f44, .end = 0x00a01ffc }, 4147174beb6SJohannes Berg { .start = 0x00a02000, .end = 0x00a02048 }, 4157174beb6SJohannes Berg { .start = 0x00a02068, .end = 0x00a020f0 }, 4167174beb6SJohannes Berg { .start = 0x00a02100, .end = 0x00a02118 }, 4177174beb6SJohannes Berg { .start = 0x00a02140, .end = 0x00a0214c }, 4187174beb6SJohannes Berg { .start = 0x00a02168, .end = 0x00a0218c }, 4197174beb6SJohannes Berg { .start = 0x00a021c0, .end = 0x00a021c0 }, 4207174beb6SJohannes Berg { .start = 0x00a02400, .end = 0x00a02410 }, 4217174beb6SJohannes Berg { .start = 0x00a02418, .end = 0x00a02420 }, 4227174beb6SJohannes Berg { .start = 0x00a02428, .end = 0x00a0242c }, 4237174beb6SJohannes Berg { .start = 0x00a02434, .end = 0x00a02434 }, 4247174beb6SJohannes Berg { .start = 0x00a02440, .end = 0x00a02460 }, 4257174beb6SJohannes Berg { .start = 0x00a02468, .end = 0x00a024b0 }, 4267174beb6SJohannes Berg { .start = 0x00a024c8, .end = 0x00a024cc }, 4277174beb6SJohannes Berg { .start = 0x00a02500, .end = 0x00a02504 }, 4287174beb6SJohannes Berg { .start = 0x00a0250c, .end = 0x00a02510 }, 4297174beb6SJohannes Berg { .start = 0x00a02540, .end = 0x00a02554 }, 4307174beb6SJohannes Berg { .start = 0x00a02580, .end = 0x00a025f4 }, 4317174beb6SJohannes Berg { .start = 0x00a02600, .end = 0x00a0260c }, 4327174beb6SJohannes Berg { .start = 0x00a02648, .end = 0x00a02650 }, 4337174beb6SJohannes Berg { .start = 0x00a02680, .end = 0x00a02680 }, 4347174beb6SJohannes Berg { .start = 0x00a026c0, .end = 0x00a026d0 }, 4357174beb6SJohannes Berg { .start = 0x00a02700, .end = 0x00a0270c }, 4367174beb6SJohannes Berg { .start = 0x00a02804, .end = 0x00a02804 }, 4377174beb6SJohannes Berg { .start = 0x00a02818, .end = 0x00a0281c }, 4387174beb6SJohannes Berg { .start = 0x00a02c00, .end = 0x00a02db4 }, 4397174beb6SJohannes Berg { .start = 0x00a02df4, .end = 0x00a02fb0 }, 4407174beb6SJohannes Berg { .start = 0x00a03000, .end = 0x00a03014 }, 4417174beb6SJohannes Berg { .start = 0x00a0301c, .end = 0x00a0302c }, 4427174beb6SJohannes Berg { .start = 0x00a03034, .end = 0x00a03038 }, 4437174beb6SJohannes Berg { .start = 0x00a03040, .end = 0x00a03048 }, 4447174beb6SJohannes Berg { .start = 0x00a03060, .end = 0x00a03068 }, 4457174beb6SJohannes Berg { .start = 0x00a03070, .end = 0x00a03074 }, 4467174beb6SJohannes Berg { .start = 0x00a0307c, .end = 0x00a0307c }, 4477174beb6SJohannes Berg { .start = 0x00a03080, .end = 0x00a03084 }, 4487174beb6SJohannes Berg { .start = 0x00a0308c, .end = 0x00a03090 }, 4497174beb6SJohannes Berg { .start = 0x00a03098, .end = 0x00a03098 }, 4507174beb6SJohannes Berg { .start = 0x00a030a0, .end = 0x00a030a0 }, 4517174beb6SJohannes Berg { .start = 0x00a030a8, .end = 0x00a030b4 }, 4527174beb6SJohannes Berg { .start = 0x00a030bc, .end = 0x00a030bc }, 4537174beb6SJohannes Berg { .start = 0x00a030c0, .end = 0x00a0312c }, 4547174beb6SJohannes Berg { .start = 0x00a03c00, .end = 0x00a03c5c }, 4557174beb6SJohannes Berg { .start = 0x00a04400, .end = 0x00a04454 }, 4567174beb6SJohannes Berg { .start = 0x00a04460, .end = 0x00a04474 }, 4577174beb6SJohannes Berg { .start = 0x00a044c0, .end = 0x00a044ec }, 4587174beb6SJohannes Berg { .start = 0x00a04500, .end = 0x00a04504 }, 4597174beb6SJohannes Berg { .start = 0x00a04510, .end = 0x00a04538 }, 4607174beb6SJohannes Berg { .start = 0x00a04540, .end = 0x00a04548 }, 4617174beb6SJohannes Berg { .start = 0x00a04560, .end = 0x00a0457c }, 4627174beb6SJohannes Berg { .start = 0x00a04590, .end = 0x00a04598 }, 4637174beb6SJohannes Berg { .start = 0x00a045c0, .end = 0x00a045f4 }, 4647174beb6SJohannes Berg }; 4657174beb6SJohannes Berg 4667174beb6SJohannes Berg static const struct iwl_prph_range iwl_prph_dump_addr_9000[] = { 4677174beb6SJohannes Berg { .start = 0x00a05c00, .end = 0x00a05c18 }, 4687174beb6SJohannes Berg { .start = 0x00a05400, .end = 0x00a056e8 }, 4697174beb6SJohannes Berg { .start = 0x00a08000, .end = 0x00a098bc }, 4707174beb6SJohannes Berg { .start = 0x00a02400, .end = 0x00a02758 }, 47115995b75SShahar S Matityahu { .start = 0x00a04764, .end = 0x00a0476c }, 47215995b75SShahar S Matityahu { .start = 0x00a04770, .end = 0x00a04774 }, 47315995b75SShahar S Matityahu { .start = 0x00a04620, .end = 0x00a04624 }, 4747174beb6SJohannes Berg }; 4757174beb6SJohannes Berg 4767e08baebSShahar S Matityahu static const struct iwl_prph_range iwl_prph_dump_addr_22000[] = { 4777e08baebSShahar S Matityahu { .start = 0x00a00000, .end = 0x00a00000 }, 4787e08baebSShahar S Matityahu { .start = 0x00a0000c, .end = 0x00a00024 }, 4797e08baebSShahar S Matityahu { .start = 0x00a0002c, .end = 0x00a00034 }, 4807e08baebSShahar S Matityahu { .start = 0x00a0003c, .end = 0x00a0003c }, 4817e08baebSShahar S Matityahu { .start = 0x00a00410, .end = 0x00a00418 }, 4827e08baebSShahar S Matityahu { .start = 0x00a00420, .end = 0x00a00420 }, 4837e08baebSShahar S Matityahu { .start = 0x00a00428, .end = 0x00a00428 }, 4847e08baebSShahar S Matityahu { .start = 0x00a00430, .end = 0x00a0043c }, 4857e08baebSShahar S Matityahu { .start = 0x00a00444, .end = 0x00a00444 }, 4867e08baebSShahar S Matityahu { .start = 0x00a00840, .end = 0x00a00840 }, 4877e08baebSShahar S Matityahu { .start = 0x00a00850, .end = 0x00a00858 }, 4887e08baebSShahar S Matityahu { .start = 0x00a01004, .end = 0x00a01008 }, 4897e08baebSShahar S Matityahu { .start = 0x00a01010, .end = 0x00a01010 }, 4907e08baebSShahar S Matityahu { .start = 0x00a01018, .end = 0x00a01018 }, 4917e08baebSShahar S Matityahu { .start = 0x00a01024, .end = 0x00a01024 }, 4927e08baebSShahar S Matityahu { .start = 0x00a0102c, .end = 0x00a01034 }, 4937e08baebSShahar S Matityahu { .start = 0x00a0103c, .end = 0x00a01040 }, 4947e08baebSShahar S Matityahu { .start = 0x00a01048, .end = 0x00a01050 }, 4957e08baebSShahar S Matityahu { .start = 0x00a01058, .end = 0x00a01058 }, 4967e08baebSShahar S Matityahu { .start = 0x00a01060, .end = 0x00a01070 }, 4977e08baebSShahar S Matityahu { .start = 0x00a0108c, .end = 0x00a0108c }, 4987e08baebSShahar S Matityahu { .start = 0x00a01c20, .end = 0x00a01c28 }, 4997e08baebSShahar S Matityahu { .start = 0x00a01d10, .end = 0x00a01d10 }, 5007e08baebSShahar S Matityahu { .start = 0x00a01e28, .end = 0x00a01e2c }, 5017e08baebSShahar S Matityahu { .start = 0x00a01e60, .end = 0x00a01e60 }, 5027e08baebSShahar S Matityahu { .start = 0x00a01e80, .end = 0x00a01e80 }, 5037e08baebSShahar S Matityahu { .start = 0x00a01ea0, .end = 0x00a01ea0 }, 5047e08baebSShahar S Matityahu { .start = 0x00a02000, .end = 0x00a0201c }, 5057e08baebSShahar S Matityahu { .start = 0x00a02024, .end = 0x00a02024 }, 5067e08baebSShahar S Matityahu { .start = 0x00a02040, .end = 0x00a02048 }, 5077e08baebSShahar S Matityahu { .start = 0x00a020c0, .end = 0x00a020e0 }, 5087e08baebSShahar S Matityahu { .start = 0x00a02400, .end = 0x00a02404 }, 5097e08baebSShahar S Matityahu { .start = 0x00a0240c, .end = 0x00a02414 }, 5107e08baebSShahar S Matityahu { .start = 0x00a0241c, .end = 0x00a0243c }, 5117e08baebSShahar S Matityahu { .start = 0x00a02448, .end = 0x00a024bc }, 5127e08baebSShahar S Matityahu { .start = 0x00a024c4, .end = 0x00a024cc }, 5137e08baebSShahar S Matityahu { .start = 0x00a02508, .end = 0x00a02508 }, 5147e08baebSShahar S Matityahu { .start = 0x00a02510, .end = 0x00a02514 }, 5157e08baebSShahar S Matityahu { .start = 0x00a0251c, .end = 0x00a0251c }, 5167e08baebSShahar S Matityahu { .start = 0x00a0252c, .end = 0x00a0255c }, 5177e08baebSShahar S Matityahu { .start = 0x00a02564, .end = 0x00a025a0 }, 5187e08baebSShahar S Matityahu { .start = 0x00a025a8, .end = 0x00a025b4 }, 5197e08baebSShahar S Matityahu { .start = 0x00a025c0, .end = 0x00a025c0 }, 5207e08baebSShahar S Matityahu { .start = 0x00a025e8, .end = 0x00a025f4 }, 5217e08baebSShahar S Matityahu { .start = 0x00a02c08, .end = 0x00a02c18 }, 5227e08baebSShahar S Matityahu { .start = 0x00a02c2c, .end = 0x00a02c38 }, 5237e08baebSShahar S Matityahu { .start = 0x00a02c68, .end = 0x00a02c78 }, 5247e08baebSShahar S Matityahu { .start = 0x00a03000, .end = 0x00a03000 }, 5257e08baebSShahar S Matityahu { .start = 0x00a03010, .end = 0x00a03014 }, 5267e08baebSShahar S Matityahu { .start = 0x00a0301c, .end = 0x00a0302c }, 5277e08baebSShahar S Matityahu { .start = 0x00a03034, .end = 0x00a03038 }, 5287e08baebSShahar S Matityahu { .start = 0x00a03040, .end = 0x00a03044 }, 5297e08baebSShahar S Matityahu { .start = 0x00a03060, .end = 0x00a03068 }, 5307e08baebSShahar S Matityahu { .start = 0x00a03070, .end = 0x00a03070 }, 5317e08baebSShahar S Matityahu { .start = 0x00a0307c, .end = 0x00a03084 }, 5327e08baebSShahar S Matityahu { .start = 0x00a0308c, .end = 0x00a03090 }, 5337e08baebSShahar S Matityahu { .start = 0x00a03098, .end = 0x00a03098 }, 5347e08baebSShahar S Matityahu { .start = 0x00a030a0, .end = 0x00a030a0 }, 5357e08baebSShahar S Matityahu { .start = 0x00a030a8, .end = 0x00a030b4 }, 5367e08baebSShahar S Matityahu { .start = 0x00a030bc, .end = 0x00a030c0 }, 5377e08baebSShahar S Matityahu { .start = 0x00a030c8, .end = 0x00a030f4 }, 5387e08baebSShahar S Matityahu { .start = 0x00a03100, .end = 0x00a0312c }, 5397e08baebSShahar S Matityahu { .start = 0x00a03c00, .end = 0x00a03c5c }, 5407e08baebSShahar S Matityahu { .start = 0x00a04400, .end = 0x00a04454 }, 5417e08baebSShahar S Matityahu { .start = 0x00a04460, .end = 0x00a04474 }, 5427e08baebSShahar S Matityahu { .start = 0x00a044c0, .end = 0x00a044ec }, 5437e08baebSShahar S Matityahu { .start = 0x00a04500, .end = 0x00a04504 }, 5447e08baebSShahar S Matityahu { .start = 0x00a04510, .end = 0x00a04538 }, 5457e08baebSShahar S Matityahu { .start = 0x00a04540, .end = 0x00a04548 }, 5467e08baebSShahar S Matityahu { .start = 0x00a04560, .end = 0x00a04560 }, 5477e08baebSShahar S Matityahu { .start = 0x00a04570, .end = 0x00a0457c }, 5487e08baebSShahar S Matityahu { .start = 0x00a04590, .end = 0x00a04590 }, 5497e08baebSShahar S Matityahu { .start = 0x00a04598, .end = 0x00a04598 }, 5507e08baebSShahar S Matityahu { .start = 0x00a045c0, .end = 0x00a045f4 }, 551e91130ceSShahar S Matityahu { .start = 0x00a05c18, .end = 0x00a05c1c }, 5527e08baebSShahar S Matityahu { .start = 0x00a0c000, .end = 0x00a0c018 }, 5537e08baebSShahar S Matityahu { .start = 0x00a0c020, .end = 0x00a0c028 }, 5547e08baebSShahar S Matityahu { .start = 0x00a0c038, .end = 0x00a0c094 }, 5557e08baebSShahar S Matityahu { .start = 0x00a0c0c0, .end = 0x00a0c104 }, 5567e08baebSShahar S Matityahu { .start = 0x00a0c10c, .end = 0x00a0c118 }, 5577e08baebSShahar S Matityahu { .start = 0x00a0c150, .end = 0x00a0c174 }, 5587e08baebSShahar S Matityahu { .start = 0x00a0c17c, .end = 0x00a0c188 }, 5597e08baebSShahar S Matityahu { .start = 0x00a0c190, .end = 0x00a0c198 }, 5607e08baebSShahar S Matityahu { .start = 0x00a0c1a0, .end = 0x00a0c1a8 }, 5617e08baebSShahar S Matityahu { .start = 0x00a0c1b0, .end = 0x00a0c1b8 }, 5627e08baebSShahar S Matityahu }; 5637e08baebSShahar S Matityahu 56432d2282aSShahar S Matityahu static const struct iwl_prph_range iwl_prph_dump_addr_ax210[] = { 56532d2282aSShahar S Matityahu { .start = 0x00d03c00, .end = 0x00d03c64 }, 566e91130ceSShahar S Matityahu { .start = 0x00d05c18, .end = 0x00d05c1c }, 56732d2282aSShahar S Matityahu { .start = 0x00d0c000, .end = 0x00d0c174 }, 56832d2282aSShahar S Matityahu }; 56932d2282aSShahar S Matityahu 570ea7c2bfdSJohannes Berg static void iwl_read_prph_block(struct iwl_trans *trans, u32 start, 5717174beb6SJohannes Berg u32 len_bytes, __le32 *data) 5727174beb6SJohannes Berg { 5737174beb6SJohannes Berg u32 i; 5747174beb6SJohannes Berg 5757174beb6SJohannes Berg for (i = 0; i < len_bytes; i += 4) 5767174beb6SJohannes Berg *data++ = cpu_to_le32(iwl_read_prph_no_grab(trans, start + i)); 5777174beb6SJohannes Berg } 5787174beb6SJohannes Berg 5797e08baebSShahar S Matityahu static void iwl_dump_prph(struct iwl_fw_runtime *fwrt, 5807174beb6SJohannes Berg const struct iwl_prph_range *iwl_prph_dump_addr, 5817e08baebSShahar S Matityahu u32 range_len, void *ptr) 5827174beb6SJohannes Berg { 5837174beb6SJohannes Berg struct iwl_fw_error_dump_prph *prph; 5847e08baebSShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 5857e08baebSShahar S Matityahu struct iwl_fw_error_dump_data **data = 5867e08baebSShahar S Matityahu (struct iwl_fw_error_dump_data **)ptr; 5877174beb6SJohannes Berg unsigned long flags; 5887174beb6SJohannes Berg u32 i; 5897174beb6SJohannes Berg 5907e08baebSShahar S Matityahu if (!data) 5917e08baebSShahar S Matityahu return; 5927e08baebSShahar S Matityahu 593b88beaf9SIlan Peer IWL_DEBUG_INFO(trans, "WRT PRPH dump\n"); 594b88beaf9SIlan Peer 5957174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(trans, &flags)) 5967174beb6SJohannes Berg return; 5977174beb6SJohannes Berg 5987174beb6SJohannes Berg for (i = 0; i < range_len; i++) { 5997174beb6SJohannes Berg /* The range includes both boundaries */ 6007174beb6SJohannes Berg int num_bytes_in_chunk = iwl_prph_dump_addr[i].end - 6017174beb6SJohannes Berg iwl_prph_dump_addr[i].start + 4; 6027174beb6SJohannes Berg 6037174beb6SJohannes Berg (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PRPH); 6047174beb6SJohannes Berg (*data)->len = cpu_to_le32(sizeof(*prph) + 6057174beb6SJohannes Berg num_bytes_in_chunk); 6067174beb6SJohannes Berg prph = (void *)(*data)->data; 6077174beb6SJohannes Berg prph->prph_start = cpu_to_le32(iwl_prph_dump_addr[i].start); 6087174beb6SJohannes Berg 609ea7c2bfdSJohannes Berg iwl_read_prph_block(trans, iwl_prph_dump_addr[i].start, 6107174beb6SJohannes Berg /* our range is inclusive, hence + 4 */ 6117174beb6SJohannes Berg iwl_prph_dump_addr[i].end - 6127174beb6SJohannes Berg iwl_prph_dump_addr[i].start + 4, 6137174beb6SJohannes Berg (void *)prph->data); 6147174beb6SJohannes Berg 6157174beb6SJohannes Berg *data = iwl_fw_error_next_data(*data); 6167174beb6SJohannes Berg } 6177174beb6SJohannes Berg 6187174beb6SJohannes Berg iwl_trans_release_nic_access(trans, &flags); 6197174beb6SJohannes Berg } 6207174beb6SJohannes Berg 6217174beb6SJohannes Berg /* 6227174beb6SJohannes Berg * alloc_sgtable - allocates scallerlist table in the given size, 6237174beb6SJohannes Berg * fills it with pages and returns it 6247174beb6SJohannes Berg * @size: the size (in bytes) of the table 6257174beb6SJohannes Berg */ 6267174beb6SJohannes Berg static struct scatterlist *alloc_sgtable(int size) 6277174beb6SJohannes Berg { 6287174beb6SJohannes Berg int alloc_size, nents, i; 6297174beb6SJohannes Berg struct page *new_page; 6307174beb6SJohannes Berg struct scatterlist *iter; 6317174beb6SJohannes Berg struct scatterlist *table; 6327174beb6SJohannes Berg 6337174beb6SJohannes Berg nents = DIV_ROUND_UP(size, PAGE_SIZE); 6347174beb6SJohannes Berg table = kcalloc(nents, sizeof(*table), GFP_KERNEL); 6357174beb6SJohannes Berg if (!table) 6367174beb6SJohannes Berg return NULL; 6377174beb6SJohannes Berg sg_init_table(table, nents); 6387174beb6SJohannes Berg iter = table; 6397174beb6SJohannes Berg for_each_sg(table, iter, sg_nents(table), i) { 6407174beb6SJohannes Berg new_page = alloc_page(GFP_KERNEL); 6417174beb6SJohannes Berg if (!new_page) { 6427174beb6SJohannes Berg /* release all previous allocated pages in the table */ 6437174beb6SJohannes Berg iter = table; 6447174beb6SJohannes Berg for_each_sg(table, iter, sg_nents(table), i) { 6457174beb6SJohannes Berg new_page = sg_page(iter); 6467174beb6SJohannes Berg if (new_page) 6477174beb6SJohannes Berg __free_page(new_page); 6487174beb6SJohannes Berg } 649b4b814feSNavid Emamdoost kfree(table); 6507174beb6SJohannes Berg return NULL; 6517174beb6SJohannes Berg } 6527174beb6SJohannes Berg alloc_size = min_t(int, size, PAGE_SIZE); 6537174beb6SJohannes Berg size -= PAGE_SIZE; 6547174beb6SJohannes Berg sg_set_page(iter, new_page, alloc_size, 0); 6557174beb6SJohannes Berg } 6567174beb6SJohannes Berg return table; 6577174beb6SJohannes Berg } 6587174beb6SJohannes Berg 6597e08baebSShahar S Matityahu static void iwl_fw_get_prph_len(struct iwl_fw_runtime *fwrt, 6607e08baebSShahar S Matityahu const struct iwl_prph_range *iwl_prph_dump_addr, 6617e08baebSShahar S Matityahu u32 range_len, void *ptr) 662da752717SShahar S Matityahu { 6637e08baebSShahar S Matityahu u32 *prph_len = (u32 *)ptr; 6647e08baebSShahar S Matityahu int i, num_bytes_in_chunk; 665da752717SShahar S Matityahu 6667e08baebSShahar S Matityahu if (!prph_len) 6677e08baebSShahar S Matityahu return; 6687e08baebSShahar S Matityahu 6697e08baebSShahar S Matityahu for (i = 0; i < range_len; i++) { 670da752717SShahar S Matityahu /* The range includes both boundaries */ 6717e08baebSShahar S Matityahu num_bytes_in_chunk = 6727e08baebSShahar S Matityahu iwl_prph_dump_addr[i].end - 6737e08baebSShahar S Matityahu iwl_prph_dump_addr[i].start + 4; 674da752717SShahar S Matityahu 6757e08baebSShahar S Matityahu *prph_len += sizeof(struct iwl_fw_error_dump_data) + 676da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_prph) + 677da752717SShahar S Matityahu num_bytes_in_chunk; 678da752717SShahar S Matityahu } 6797e08baebSShahar S Matityahu } 6807e08baebSShahar S Matityahu 6817e08baebSShahar S Matityahu static void iwl_fw_prph_handler(struct iwl_fw_runtime *fwrt, void *ptr, 6827e08baebSShahar S Matityahu void (*handler)(struct iwl_fw_runtime *, 6837e08baebSShahar S Matityahu const struct iwl_prph_range *, 6847e08baebSShahar S Matityahu u32, void *)) 6857e08baebSShahar S Matityahu { 6867e08baebSShahar S Matityahu u32 range_len; 6877e08baebSShahar S Matityahu 688286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) { 68932d2282aSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_ax210); 69032d2282aSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_ax210, range_len, ptr); 691286ca8ebSLuca Coelho } else if (fwrt->trans->trans_cfg->device_family >= 69279b6c8feSLuca Coelho IWL_DEVICE_FAMILY_22000) { 6937e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_22000); 6947e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_22000, range_len, ptr); 6957e08baebSShahar S Matityahu } else { 6967e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_comm); 6977e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_comm, range_len, ptr); 698da752717SShahar S Matityahu 699286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->mq_rx_supported) { 7007e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_9000); 7017e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_9000, range_len, ptr); 702da752717SShahar S Matityahu } 703da752717SShahar S Matityahu } 704da752717SShahar S Matityahu } 705da752717SShahar S Matityahu 706da752717SShahar S Matityahu static void iwl_fw_dump_mem(struct iwl_fw_runtime *fwrt, 707da752717SShahar S Matityahu struct iwl_fw_error_dump_data **dump_data, 7087339cc29SSara Sharon u32 len, u32 ofs, u32 type) 709da752717SShahar S Matityahu { 710da752717SShahar S Matityahu struct iwl_fw_error_dump_mem *dump_mem; 711da752717SShahar S Matityahu 7127339cc29SSara Sharon if (!len) 7137339cc29SSara Sharon return; 714da752717SShahar S Matityahu 715da752717SShahar S Matityahu (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM); 716da752717SShahar S Matityahu (*dump_data)->len = cpu_to_le32(len + sizeof(*dump_mem)); 717da752717SShahar S Matityahu dump_mem = (void *)(*dump_data)->data; 7187339cc29SSara Sharon dump_mem->type = cpu_to_le32(type); 719da752717SShahar S Matityahu dump_mem->offset = cpu_to_le32(ofs); 720da752717SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, ofs, dump_mem->data, len); 721da752717SShahar S Matityahu *dump_data = iwl_fw_error_next_data(*dump_data); 722da752717SShahar S Matityahu 7237339cc29SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT memory dump. Type=%u\n", dump_mem->type); 724da752717SShahar S Matityahu } 725da752717SShahar S Matityahu 72668025d5fSSara Sharon #define ADD_LEN(len, item_len, const_len) \ 72768025d5fSSara Sharon do {size_t item = item_len; len += (!!item) * const_len + item; } \ 72868025d5fSSara Sharon while (0) 72968025d5fSSara Sharon 73032b258e9SSara Sharon static int iwl_fw_rxf_len(struct iwl_fw_runtime *fwrt, 73168025d5fSSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 73268025d5fSSara Sharon { 73368025d5fSSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 73468025d5fSSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 73568025d5fSSara Sharon u32 fifo_len = 0; 73668025d5fSSara Sharon int i; 73768025d5fSSara Sharon 738e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RXF)) 73932b258e9SSara Sharon return 0; 74068025d5fSSara Sharon 74168025d5fSSara Sharon /* Count RXF2 size */ 74268025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->rxfifo2_size, hdr_len); 74368025d5fSSara Sharon 74468025d5fSSara Sharon /* Count RXF1 sizes */ 745acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 746acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 747acf42a95SMordechay Goodstein 74868025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) 74968025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].rxfifo1_size, hdr_len); 75068025d5fSSara Sharon 75132b258e9SSara Sharon return fifo_len; 75232b258e9SSara Sharon } 75332b258e9SSara Sharon 75432b258e9SSara Sharon static int iwl_fw_txf_len(struct iwl_fw_runtime *fwrt, 75532b258e9SSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 75632b258e9SSara Sharon { 75732b258e9SSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 75832b258e9SSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 75932b258e9SSara Sharon u32 fifo_len = 0; 76032b258e9SSara Sharon int i; 76132b258e9SSara Sharon 762e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_TXF)) 76368025d5fSSara Sharon goto dump_internal_txf; 76468025d5fSSara Sharon 76568025d5fSSara Sharon /* Count TXF sizes */ 766acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 767acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 768acf42a95SMordechay Goodstein 76968025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) { 77068025d5fSSara Sharon int j; 77168025d5fSSara Sharon 77268025d5fSSara Sharon for (j = 0; j < mem_cfg->num_txfifo_entries; j++) 77368025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].txfifo_size[j], 77468025d5fSSara Sharon hdr_len); 77568025d5fSSara Sharon } 77668025d5fSSara Sharon 77768025d5fSSara Sharon dump_internal_txf: 778e488e593SSara Sharon if (!(iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_INTERNAL_TXF) && 77968025d5fSSara Sharon fw_has_capa(&fwrt->fw->ucode_capa, 78068025d5fSSara Sharon IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG))) 78168025d5fSSara Sharon goto out; 78268025d5fSSara Sharon 78368025d5fSSara Sharon for (i = 0; i < ARRAY_SIZE(mem_cfg->internal_txfifo_size); i++) 78468025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->internal_txfifo_size[i], hdr_len); 78568025d5fSSara Sharon 78668025d5fSSara Sharon out: 78768025d5fSSara Sharon return fifo_len; 78868025d5fSSara Sharon } 78968025d5fSSara Sharon 79056b657f7SSara Sharon static void iwl_dump_paging(struct iwl_fw_runtime *fwrt, 79156b657f7SSara Sharon struct iwl_fw_error_dump_data **data) 79256b657f7SSara Sharon { 79356b657f7SSara Sharon int i; 79456b657f7SSara Sharon 79556b657f7SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT paging dump\n"); 79656b657f7SSara Sharon for (i = 1; i < fwrt->num_of_paging_blk + 1; i++) { 79756b657f7SSara Sharon struct iwl_fw_error_dump_paging *paging; 79856b657f7SSara Sharon struct page *pages = 79956b657f7SSara Sharon fwrt->fw_paging_db[i].fw_paging_block; 80056b657f7SSara Sharon dma_addr_t addr = fwrt->fw_paging_db[i].fw_paging_phys; 80156b657f7SSara Sharon 80256b657f7SSara Sharon (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PAGING); 80356b657f7SSara Sharon (*data)->len = cpu_to_le32(sizeof(*paging) + 80456b657f7SSara Sharon PAGING_BLOCK_SIZE); 80556b657f7SSara Sharon paging = (void *)(*data)->data; 80656b657f7SSara Sharon paging->index = cpu_to_le32(i); 80756b657f7SSara Sharon dma_sync_single_for_cpu(fwrt->trans->dev, addr, 80856b657f7SSara Sharon PAGING_BLOCK_SIZE, 80956b657f7SSara Sharon DMA_BIDIRECTIONAL); 81056b657f7SSara Sharon memcpy(paging->data, page_address(pages), 81156b657f7SSara Sharon PAGING_BLOCK_SIZE); 8127e316572SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, 8137e316572SShahar S Matityahu PAGING_BLOCK_SIZE, 8147e316572SShahar S Matityahu DMA_BIDIRECTIONAL); 81556b657f7SSara Sharon (*data) = iwl_fw_error_next_data(*data); 81656b657f7SSara Sharon } 81756b657f7SSara Sharon } 81856b657f7SSara Sharon 819a6820511SSara Sharon static struct iwl_fw_error_dump_file * 8204b49e34eSShahar S Matityahu iwl_fw_error_dump_file(struct iwl_fw_runtime *fwrt, 8217a99c877SShahar S Matityahu struct iwl_fw_dump_ptrs *fw_error_dump, 8227a99c877SShahar S Matityahu struct iwl_fwrt_dump_data *data) 8237174beb6SJohannes Berg { 8247174beb6SJohannes Berg struct iwl_fw_error_dump_file *dump_file; 8257174beb6SJohannes Berg struct iwl_fw_error_dump_data *dump_data; 8267174beb6SJohannes Berg struct iwl_fw_error_dump_info *dump_info; 827ce27f005SGolan Ben-Ami struct iwl_fw_error_dump_smem_cfg *dump_smem_cfg; 8287174beb6SJohannes Berg struct iwl_fw_error_dump_trigger_desc *dump_trig; 8297174beb6SJohannes Berg u32 sram_len, sram_ofs; 83068025d5fSSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_mem = fwrt->fw->dbg.mem_tlv; 831ce27f005SGolan Ben-Ami struct iwl_fwrt_shared_mem_cfg *mem_cfg = &fwrt->smem_cfg; 83268025d5fSSara Sharon u32 file_len, fifo_len = 0, prph_len = 0, radio_len = 0; 83317b809c9SSara Sharon u32 smem_len = fwrt->fw->dbg.n_mem_tlv ? 0 : fwrt->trans->cfg->smem_len; 83417b809c9SSara Sharon u32 sram2_len = fwrt->fw->dbg.n_mem_tlv ? 8357174beb6SJohannes Berg 0 : fwrt->trans->cfg->dccm2_len; 8367174beb6SJohannes Berg int i; 8377174beb6SJohannes Berg 8387174beb6SJohannes Berg /* SRAM - include stack CCM if driver knows the values for it */ 8397174beb6SJohannes Berg if (!fwrt->trans->cfg->dccm_offset || !fwrt->trans->cfg->dccm_len) { 8407174beb6SJohannes Berg const struct fw_img *img; 8417174beb6SJohannes Berg 842162b22c9SLiad Kaufman if (fwrt->cur_fw_img >= IWL_UCODE_TYPE_MAX) 843162b22c9SLiad Kaufman return NULL; 8447174beb6SJohannes Berg img = &fwrt->fw->img[fwrt->cur_fw_img]; 8457174beb6SJohannes Berg sram_ofs = img->sec[IWL_UCODE_SECTION_DATA].offset; 8467174beb6SJohannes Berg sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; 8477174beb6SJohannes Berg } else { 8487174beb6SJohannes Berg sram_ofs = fwrt->trans->cfg->dccm_offset; 8497174beb6SJohannes Berg sram_len = fwrt->trans->cfg->dccm_len; 8507174beb6SJohannes Berg } 8517174beb6SJohannes Berg 8527174beb6SJohannes Berg /* reading RXF/TXF sizes */ 8537174beb6SJohannes Berg if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status)) { 85432b258e9SSara Sharon fifo_len = iwl_fw_rxf_len(fwrt, mem_cfg); 85532b258e9SSara Sharon fifo_len += iwl_fw_txf_len(fwrt, mem_cfg); 8567174beb6SJohannes Berg 8577174beb6SJohannes Berg /* Make room for PRPH registers */ 8587e08baebSShahar S Matityahu if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_PRPH)) 8597e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &prph_len, 8607e08baebSShahar S Matityahu iwl_fw_get_prph_len); 8617174beb6SJohannes Berg 862286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->device_family == 86379b6c8feSLuca Coelho IWL_DEVICE_FAMILY_7000 && 864e488e593SSara Sharon iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RADIO_REG)) 8657174beb6SJohannes Berg radio_len = sizeof(*dump_data) + RADIO_REG_MAX_READ; 8667174beb6SJohannes Berg } 8677174beb6SJohannes Berg 86868025d5fSSara Sharon file_len = sizeof(*dump_file) + fifo_len + prph_len + radio_len; 8697174beb6SJohannes Berg 870e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) 871520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_info); 872e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) 873520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_smem_cfg); 874520f03eaSShahar S Matityahu 875e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 87668025d5fSSara Sharon size_t hdr_len = sizeof(*dump_data) + 877da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_mem); 8787174beb6SJohannes Berg 87968025d5fSSara Sharon /* Dump SRAM only if no mem_tlvs */ 88068025d5fSSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 88168025d5fSSara Sharon ADD_LEN(file_len, sram_len, hdr_len); 8827174beb6SJohannes Berg 88368025d5fSSara Sharon /* Make room for all mem types that exist */ 88468025d5fSSara Sharon ADD_LEN(file_len, smem_len, hdr_len); 88568025d5fSSara Sharon ADD_LEN(file_len, sram2_len, hdr_len); 88668025d5fSSara Sharon 88768025d5fSSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) 88868025d5fSSara Sharon ADD_LEN(file_len, le32_to_cpu(fw_mem[i].len), hdr_len); 889520f03eaSShahar S Matityahu } 8907174beb6SJohannes Berg 8917174beb6SJohannes Berg /* Make room for fw's virtual image pages, if it exists */ 89256b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 8937174beb6SJohannes Berg file_len += fwrt->num_of_paging_blk * 8947174beb6SJohannes Berg (sizeof(*dump_data) + 8957174beb6SJohannes Berg sizeof(struct iwl_fw_error_dump_paging) + 8967174beb6SJohannes Berg PAGING_BLOCK_SIZE); 8977174beb6SJohannes Berg 8982d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 8992d8c2615SShahar S Matityahu file_len += sizeof(*dump_data) + 9002d8c2615SShahar S Matityahu fwrt->trans->cfg->d3_debug_data_length * 2; 9012d8c2615SShahar S Matityahu } 9022d8c2615SShahar S Matityahu 9037174beb6SJohannes Berg /* If we only want a monitor dump, reset the file length */ 9047a99c877SShahar S Matityahu if (data->monitor_only) { 905ce27f005SGolan Ben-Ami file_len = sizeof(*dump_file) + sizeof(*dump_data) * 2 + 906ce27f005SGolan Ben-Ami sizeof(*dump_info) + sizeof(*dump_smem_cfg); 9077174beb6SJohannes Berg } 9087174beb6SJohannes Berg 909e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 9107a99c877SShahar S Matityahu data->desc) 9117174beb6SJohannes Berg file_len += sizeof(*dump_data) + sizeof(*dump_trig) + 9127a99c877SShahar S Matityahu data->desc->len; 9137174beb6SJohannes Berg 9147174beb6SJohannes Berg dump_file = vzalloc(file_len); 915a6820511SSara Sharon if (!dump_file) 916a6820511SSara Sharon return NULL; 9177174beb6SJohannes Berg 9187174beb6SJohannes Berg fw_error_dump->fwrt_ptr = dump_file; 9197174beb6SJohannes Berg 9207174beb6SJohannes Berg dump_file->barker = cpu_to_le32(IWL_FW_ERROR_DUMP_BARKER); 9217174beb6SJohannes Berg dump_data = (void *)dump_file->data; 9227174beb6SJohannes Berg 923e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) { 9247174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_DEV_FW_INFO); 9257174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_info)); 9267174beb6SJohannes Berg dump_info = (void *)dump_data->data; 927391481adSShahar S Matityahu dump_info->hw_type = 928391481adSShahar S Matityahu cpu_to_le32(CSR_HW_REV_TYPE(fwrt->trans->hw_rev)); 929520f03eaSShahar S Matityahu dump_info->hw_step = 930520f03eaSShahar S Matityahu cpu_to_le32(CSR_HW_REV_STEP(fwrt->trans->hw_rev)); 9317174beb6SJohannes Berg memcpy(dump_info->fw_human_readable, fwrt->fw->human_readable, 9327174beb6SJohannes Berg sizeof(dump_info->fw_human_readable)); 9330b295a1eSLuca Coelho strncpy(dump_info->dev_human_readable, fwrt->trans->name, 934520f03eaSShahar S Matityahu sizeof(dump_info->dev_human_readable) - 1); 9357174beb6SJohannes Berg strncpy(dump_info->bus_human_readable, fwrt->dev->bus->name, 936520f03eaSShahar S Matityahu sizeof(dump_info->bus_human_readable) - 1); 937d3561e0eSShahar S Matityahu dump_info->num_of_lmacs = fwrt->smem_cfg.num_lmacs; 938d3561e0eSShahar S Matityahu dump_info->lmac_err_id[0] = 939d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[0]); 940d3561e0eSShahar S Matityahu if (fwrt->smem_cfg.num_lmacs > 1) 941d3561e0eSShahar S Matityahu dump_info->lmac_err_id[1] = 942d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[1]); 943d3561e0eSShahar S Matityahu dump_info->umac_err_id = cpu_to_le32(fwrt->dump.umac_err_id); 9447174beb6SJohannes Berg 9457174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 946520f03eaSShahar S Matityahu } 947ce27f005SGolan Ben-Ami 948e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) { 949ce27f005SGolan Ben-Ami /* Dump shared memory configuration */ 950ce27f005SGolan Ben-Ami dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM_CFG); 951ce27f005SGolan Ben-Ami dump_data->len = cpu_to_le32(sizeof(*dump_smem_cfg)); 952ce27f005SGolan Ben-Ami dump_smem_cfg = (void *)dump_data->data; 953ce27f005SGolan Ben-Ami dump_smem_cfg->num_lmacs = cpu_to_le32(mem_cfg->num_lmacs); 954ce27f005SGolan Ben-Ami dump_smem_cfg->num_txfifo_entries = 955ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->num_txfifo_entries); 956ce27f005SGolan Ben-Ami for (i = 0; i < MAX_NUM_LMAC; i++) { 957ce27f005SGolan Ben-Ami int j; 958520f03eaSShahar S Matityahu u32 *txf_size = mem_cfg->lmac[i].txfifo_size; 959ce27f005SGolan Ben-Ami 960ce27f005SGolan Ben-Ami for (j = 0; j < TX_FIFO_MAX_NUM; j++) 961ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].txfifo_size[j] = 962520f03eaSShahar S Matityahu cpu_to_le32(txf_size[j]); 963ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].rxfifo1_size = 964ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->lmac[i].rxfifo1_size); 965ce27f005SGolan Ben-Ami } 966520f03eaSShahar S Matityahu dump_smem_cfg->rxfifo2_size = 967520f03eaSShahar S Matityahu cpu_to_le32(mem_cfg->rxfifo2_size); 968ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_addr = 969ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_addr); 970ce27f005SGolan Ben-Ami for (i = 0; i < TX_FIFO_INTERNAL_MAX_NUM; i++) { 971ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_size[i] = 972ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_size[i]); 973ce27f005SGolan Ben-Ami } 974ce27f005SGolan Ben-Ami 975ce27f005SGolan Ben-Ami dump_data = iwl_fw_error_next_data(dump_data); 976520f03eaSShahar S Matityahu } 977ce27f005SGolan Ben-Ami 9787174beb6SJohannes Berg /* We only dump the FIFOs if the FW is in error state */ 97968025d5fSSara Sharon if (fifo_len) { 98032b258e9SSara Sharon iwl_fw_dump_rxf(fwrt, &dump_data); 98132b258e9SSara Sharon iwl_fw_dump_txf(fwrt, &dump_data); 98256fe12d2SShahar S Matityahu } 98356fe12d2SShahar S Matityahu 9847174beb6SJohannes Berg if (radio_len) 9857174beb6SJohannes Berg iwl_read_radio_regs(fwrt, &dump_data); 9867174beb6SJohannes Berg 987e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 9887a99c877SShahar S Matityahu data->desc) { 9897174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_ERROR_INFO); 9907174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_trig) + 9917a99c877SShahar S Matityahu data->desc->len); 9927174beb6SJohannes Berg dump_trig = (void *)dump_data->data; 9937a99c877SShahar S Matityahu memcpy(dump_trig, &data->desc->trig_desc, 9947a99c877SShahar S Matityahu sizeof(*dump_trig) + data->desc->len); 9957174beb6SJohannes Berg 9967174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 9977174beb6SJohannes Berg } 9987174beb6SJohannes Berg 9997174beb6SJohannes Berg /* In case we only want monitor dump, skip to dump trasport data */ 10007a99c877SShahar S Matityahu if (data->monitor_only) 1001a6820511SSara Sharon goto out; 10027174beb6SJohannes Berg 1003e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 10047339cc29SSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_dbg_mem = 10057339cc29SSara Sharon fwrt->fw->dbg.mem_tlv; 1006da752717SShahar S Matityahu 10077339cc29SSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 10087339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram_len, sram_ofs, 10097339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 10107339cc29SSara Sharon 10117339cc29SSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) { 10127339cc29SSara Sharon u32 len = le32_to_cpu(fw_dbg_mem[i].len); 10137339cc29SSara Sharon u32 ofs = le32_to_cpu(fw_dbg_mem[i].ofs); 10147339cc29SSara Sharon 10157339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, len, ofs, 10167339cc29SSara Sharon le32_to_cpu(fw_dbg_mem[i].data_type)); 10177339cc29SSara Sharon } 10187339cc29SSara Sharon 10197339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, smem_len, 10207339cc29SSara Sharon fwrt->trans->cfg->smem_offset, 10217339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SMEM); 10227339cc29SSara Sharon 10237339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram2_len, 10247339cc29SSara Sharon fwrt->trans->cfg->dccm2_offset, 10257339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 10267339cc29SSara Sharon } 10277174beb6SJohannes Berg 10282d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 10292d8c2615SShahar S Matityahu u32 addr = fwrt->trans->cfg->d3_debug_data_base_addr; 10302d8c2615SShahar S Matityahu size_t data_size = fwrt->trans->cfg->d3_debug_data_length; 10312d8c2615SShahar S Matityahu 10322d8c2615SShahar S Matityahu dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_D3_DEBUG_DATA); 10332d8c2615SShahar S Matityahu dump_data->len = cpu_to_le32(data_size * 2); 10342d8c2615SShahar S Matityahu 1035da752717SShahar S Matityahu memcpy(dump_data->data, fwrt->dump.d3_debug_data, data_size); 10362d8c2615SShahar S Matityahu 10372d8c2615SShahar S Matityahu kfree(fwrt->dump.d3_debug_data); 10382d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = NULL; 10392d8c2615SShahar S Matityahu 10402d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, 10412d8c2615SShahar S Matityahu dump_data->data + data_size, 10422d8c2615SShahar S Matityahu data_size); 10432d8c2615SShahar S Matityahu 10442d8c2615SShahar S Matityahu dump_data = iwl_fw_error_next_data(dump_data); 10452d8c2615SShahar S Matityahu } 10462d8c2615SShahar S Matityahu 10477174beb6SJohannes Berg /* Dump fw's virtual image */ 104856b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 104956b657f7SSara Sharon iwl_dump_paging(fwrt, &dump_data); 10507174beb6SJohannes Berg 10517e08baebSShahar S Matityahu if (prph_len) 10527e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &dump_data, iwl_dump_prph); 10537174beb6SJohannes Berg 1054a6820511SSara Sharon out: 1055a6820511SSara Sharon dump_file->file_len = cpu_to_le32(file_len); 1056a6820511SSara Sharon return dump_file; 1057a6820511SSara Sharon } 1058a6820511SSara Sharon 1059c9fe75e9SShahar S Matityahu /** 1060c9fe75e9SShahar S Matityahu * struct iwl_dump_ini_region_data - region data 1061c9fe75e9SShahar S Matityahu * @reg_tlv: region TLV 10623ed34fbfSShahar S Matityahu * @dump_data: dump data 1063c9fe75e9SShahar S Matityahu */ 1064c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data { 1065c9fe75e9SShahar S Matityahu struct iwl_ucode_tlv *reg_tlv; 10663ed34fbfSShahar S Matityahu struct iwl_fwrt_dump_data *dump_data; 1067c9fe75e9SShahar S Matityahu }; 1068c9fe75e9SShahar S Matityahu 1069*b34872bcSMordechay Goodstein static int 1070*b34872bcSMordechay Goodstein iwl_dump_ini_prph_mac_iter(struct iwl_fw_runtime *fwrt, 1071c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 10721a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 10738d534e96SShahar S Matityahu { 1074c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 10751a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 10768d534e96SShahar S Matityahu __le32 *val = range->data; 10779802162fSShahar S Matityahu u32 prph_val; 1078c9fe75e9SShahar S Matityahu u32 addr = le32_to_cpu(reg->addrs[idx]) + 1079c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.offset); 10808d534e96SShahar S Matityahu int i; 10818d534e96SShahar S Matityahu 108297319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1083c9fe75e9SShahar S Matityahu range->range_data_size = reg->dev_addr.size; 1084c9fe75e9SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) { 10859802162fSShahar S Matityahu prph_val = iwl_read_prph(fwrt->trans, addr + i); 10868d534e96SShahar S Matityahu if (prph_val == 0x5a5a5a5a) 10871b64d58bSShahar S Matityahu return -EBUSY; 10888d534e96SShahar S Matityahu *val++ = cpu_to_le32(prph_val); 10898d534e96SShahar S Matityahu } 10901a6c8bb7SShahar S Matityahu 10911a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 10928d534e96SShahar S Matityahu } 10938d534e96SShahar S Matityahu 1094*b34872bcSMordechay Goodstein static int 1095*b34872bcSMordechay Goodstein iwl_dump_ini_prph_phy_iter(struct iwl_fw_runtime *fwrt, 1096*b34872bcSMordechay Goodstein struct iwl_dump_ini_region_data *reg_data, 1097*b34872bcSMordechay Goodstein void *range_ptr, int idx) 1098*b34872bcSMordechay Goodstein { 1099*b34872bcSMordechay Goodstein struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1100*b34872bcSMordechay Goodstein struct iwl_fw_ini_error_dump_range *range = range_ptr; 1101*b34872bcSMordechay Goodstein __le32 *val = range->data; 1102*b34872bcSMordechay Goodstein u32 indirect_wr_addr = WMAL_INDRCT_RD_CMD1; 1103*b34872bcSMordechay Goodstein u32 indirect_rd_addr = WMAL_MRSPF_1; 1104*b34872bcSMordechay Goodstein u32 prph_val; 1105*b34872bcSMordechay Goodstein u32 addr = le32_to_cpu(reg->addrs[idx]); 1106*b34872bcSMordechay Goodstein u32 dphy_state; 1107*b34872bcSMordechay Goodstein u32 dphy_addr; 1108*b34872bcSMordechay Goodstein unsigned long flags; 1109*b34872bcSMordechay Goodstein int i; 1110*b34872bcSMordechay Goodstein 1111*b34872bcSMordechay Goodstein range->internal_base_addr = cpu_to_le32(addr); 1112*b34872bcSMordechay Goodstein range->range_data_size = reg->dev_addr.size; 1113*b34872bcSMordechay Goodstein 1114*b34872bcSMordechay Goodstein if (fwrt->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210) 1115*b34872bcSMordechay Goodstein indirect_wr_addr = WMAL_INDRCT_CMD1; 1116*b34872bcSMordechay Goodstein 1117*b34872bcSMordechay Goodstein indirect_wr_addr += le32_to_cpu(reg->dev_addr.offset); 1118*b34872bcSMordechay Goodstein indirect_rd_addr += le32_to_cpu(reg->dev_addr.offset); 1119*b34872bcSMordechay Goodstein 1120*b34872bcSMordechay Goodstein if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 1121*b34872bcSMordechay Goodstein return -EBUSY; 1122*b34872bcSMordechay Goodstein 1123*b34872bcSMordechay Goodstein dphy_addr = (reg->dev_addr.offset) ? WFPM_LMAC2_PS_CTL_RW : 1124*b34872bcSMordechay Goodstein WFPM_LMAC1_PS_CTL_RW; 1125*b34872bcSMordechay Goodstein dphy_state = iwl_read_umac_prph_no_grab(fwrt->trans, dphy_addr); 1126*b34872bcSMordechay Goodstein 1127*b34872bcSMordechay Goodstein for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) { 1128*b34872bcSMordechay Goodstein if (dphy_state == HBUS_TIMEOUT || 1129*b34872bcSMordechay Goodstein (dphy_state & WFPM_PS_CTL_RW_PHYRF_PD_FSM_CURSTATE_MSK) != 1130*b34872bcSMordechay Goodstein WFPM_PHYRF_STATE_ON) { 1131*b34872bcSMordechay Goodstein *val++ = cpu_to_le32(WFPM_DPHY_OFF); 1132*b34872bcSMordechay Goodstein continue; 1133*b34872bcSMordechay Goodstein } 1134*b34872bcSMordechay Goodstein 1135*b34872bcSMordechay Goodstein iwl_write_prph_no_grab(fwrt->trans, indirect_wr_addr, 1136*b34872bcSMordechay Goodstein WMAL_INDRCT_CMD(addr + i)); 1137*b34872bcSMordechay Goodstein prph_val = iwl_read_prph_no_grab(fwrt->trans, 1138*b34872bcSMordechay Goodstein indirect_rd_addr); 1139*b34872bcSMordechay Goodstein *val++ = cpu_to_le32(prph_val); 1140*b34872bcSMordechay Goodstein } 1141*b34872bcSMordechay Goodstein 1142*b34872bcSMordechay Goodstein iwl_trans_release_nic_access(fwrt->trans, &flags); 1143*b34872bcSMordechay Goodstein return sizeof(*range) + le32_to_cpu(range->range_data_size); 1144*b34872bcSMordechay Goodstein } 1145*b34872bcSMordechay Goodstein 1146f4f907aaSShahar S Matityahu static int iwl_dump_ini_csr_iter(struct iwl_fw_runtime *fwrt, 1147c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 11481a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1149f4f907aaSShahar S Matityahu { 1150c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 11511a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1152f4f907aaSShahar S Matityahu __le32 *val = range->data; 1153c9fe75e9SShahar S Matityahu u32 addr = le32_to_cpu(reg->addrs[idx]) + 1154c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.offset); 1155f4f907aaSShahar S Matityahu int i; 1156f4f907aaSShahar S Matityahu 115797319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1158c9fe75e9SShahar S Matityahu range->range_data_size = reg->dev_addr.size; 1159c9fe75e9SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) 11609802162fSShahar S Matityahu *val++ = cpu_to_le32(iwl_trans_read32(fwrt->trans, addr + i)); 11611a6c8bb7SShahar S Matityahu 11621a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1163f4f907aaSShahar S Matityahu } 1164f4f907aaSShahar S Matityahu 1165f696a7eeSLuca Coelho static int iwl_dump_ini_config_iter(struct iwl_fw_runtime *fwrt, 1166f696a7eeSLuca Coelho struct iwl_dump_ini_region_data *reg_data, 1167f696a7eeSLuca Coelho void *range_ptr, int idx) 1168f696a7eeSLuca Coelho { 1169f696a7eeSLuca Coelho struct iwl_trans *trans = fwrt->trans; 1170f696a7eeSLuca Coelho struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1171f696a7eeSLuca Coelho struct iwl_fw_ini_error_dump_range *range = range_ptr; 1172f696a7eeSLuca Coelho __le32 *val = range->data; 1173f696a7eeSLuca Coelho u32 addr = le32_to_cpu(reg->addrs[idx]) + 1174f696a7eeSLuca Coelho le32_to_cpu(reg->dev_addr.offset); 1175f696a7eeSLuca Coelho int i; 1176f696a7eeSLuca Coelho 1177f696a7eeSLuca Coelho /* we shouldn't get here if the trans doesn't have read_config32 */ 1178f696a7eeSLuca Coelho if (WARN_ON_ONCE(!trans->ops->read_config32)) 1179f696a7eeSLuca Coelho return -EOPNOTSUPP; 1180f696a7eeSLuca Coelho 1181f696a7eeSLuca Coelho range->internal_base_addr = cpu_to_le32(addr); 1182f696a7eeSLuca Coelho range->range_data_size = reg->dev_addr.size; 1183f696a7eeSLuca Coelho for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) { 1184f696a7eeSLuca Coelho int ret; 1185f696a7eeSLuca Coelho u32 tmp; 1186f696a7eeSLuca Coelho 1187f696a7eeSLuca Coelho ret = trans->ops->read_config32(trans, addr + i, &tmp); 1188f696a7eeSLuca Coelho if (ret < 0) 1189f696a7eeSLuca Coelho return ret; 1190f696a7eeSLuca Coelho 1191f696a7eeSLuca Coelho *val++ = cpu_to_le32(tmp); 1192f696a7eeSLuca Coelho } 1193f696a7eeSLuca Coelho 1194f696a7eeSLuca Coelho return sizeof(*range) + le32_to_cpu(range->range_data_size); 1195f696a7eeSLuca Coelho } 1196f696a7eeSLuca Coelho 11976e9f8f99SShahar S Matityahu static int iwl_dump_ini_dev_mem_iter(struct iwl_fw_runtime *fwrt, 1198c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 11991a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 12006e9f8f99SShahar S Matityahu { 1201c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 12021a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1203c9fe75e9SShahar S Matityahu u32 addr = le32_to_cpu(reg->addrs[idx]) + 1204c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.offset); 12056e9f8f99SShahar S Matityahu 120697319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1207c9fe75e9SShahar S Matityahu range->range_data_size = reg->dev_addr.size; 12089802162fSShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1209c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.size)); 12101a6c8bb7SShahar S Matityahu 12111a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 12126e9f8f99SShahar S Matityahu } 12136e9f8f99SShahar S Matityahu 1214bdc62390SShahar S Matityahu static int _iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt, 12151a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1216505a00c0SShahar S Matityahu { 1217505a00c0SShahar S Matityahu /* increase idx by 1 since the pages are from 1 to 1218505a00c0SShahar S Matityahu * fwrt->num_of_paging_blk + 1 1219505a00c0SShahar S Matityahu */ 1220505a00c0SShahar S Matityahu struct page *page = fwrt->fw_paging_db[++idx].fw_paging_block; 12211a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1222505a00c0SShahar S Matityahu dma_addr_t addr = fwrt->fw_paging_db[idx].fw_paging_phys; 1223505a00c0SShahar S Matityahu u32 page_size = fwrt->fw_paging_db[idx].fw_paging_size; 1224505a00c0SShahar S Matityahu 122597319355SShahar S Matityahu range->page_num = cpu_to_le32(idx); 1226505a00c0SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1227505a00c0SShahar S Matityahu dma_sync_single_for_cpu(fwrt->trans->dev, addr, page_size, 1228505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 1229505a00c0SShahar S Matityahu memcpy(range->data, page_address(page), page_size); 1230505a00c0SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, page_size, 1231505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 12321a6c8bb7SShahar S Matityahu 12331a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1234505a00c0SShahar S Matityahu } 1235505a00c0SShahar S Matityahu 1236bdc62390SShahar S Matityahu static int iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt, 1237c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1238bdc62390SShahar S Matityahu void *range_ptr, int idx) 1239bdc62390SShahar S Matityahu { 1240bdc62390SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range; 1241bdc62390SShahar S Matityahu u32 page_size; 1242bdc62390SShahar S Matityahu 1243286ca8ebSLuca Coelho if (!fwrt->trans->trans_cfg->gen2) 1244c9fe75e9SShahar S Matityahu return _iwl_dump_ini_paging_iter(fwrt, range_ptr, idx); 1245bdc62390SShahar S Matityahu 1246bdc62390SShahar S Matityahu range = range_ptr; 1247bdc62390SShahar S Matityahu page_size = fwrt->trans->init_dram.paging[idx].size; 1248bdc62390SShahar S Matityahu 1249bdc62390SShahar S Matityahu range->page_num = cpu_to_le32(idx); 1250bdc62390SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1251bdc62390SShahar S Matityahu memcpy(range->data, fwrt->trans->init_dram.paging[idx].block, 1252bdc62390SShahar S Matityahu page_size); 1253bdc62390SShahar S Matityahu 1254bdc62390SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1255bdc62390SShahar S Matityahu } 1256bdc62390SShahar S Matityahu 1257106b791aSShahar S Matityahu static int 1258106b791aSShahar S Matityahu iwl_dump_ini_mon_dram_iter(struct iwl_fw_runtime *fwrt, 1259593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1260593fae3eSShahar S Matityahu void *range_ptr, int idx) 1261106b791aSShahar S Matityahu { 1262593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 12631a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1264593fae3eSShahar S Matityahu struct iwl_dram_data *frag; 1265593fae3eSShahar S Matityahu u32 alloc_id = le32_to_cpu(reg->dram_alloc_id); 1266106b791aSShahar S Matityahu 1267593fae3eSShahar S Matityahu frag = &fwrt->trans->dbg.fw_mon_ini[alloc_id].frags[idx]; 1268106b791aSShahar S Matityahu 1269593fae3eSShahar S Matityahu range->dram_base_addr = cpu_to_le64(frag->physical); 1270593fae3eSShahar S Matityahu range->range_data_size = cpu_to_le32(frag->size); 1271106b791aSShahar S Matityahu 1272593fae3eSShahar S Matityahu memcpy(range->data, frag->block, frag->size); 1273593fae3eSShahar S Matityahu 1274593fae3eSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1275593fae3eSShahar S Matityahu } 1276593fae3eSShahar S Matityahu 1277593fae3eSShahar S Matityahu static int iwl_dump_ini_mon_smem_iter(struct iwl_fw_runtime *fwrt, 1278593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1279593fae3eSShahar S Matityahu void *range_ptr, int idx) 1280593fae3eSShahar S Matityahu { 1281593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1282593fae3eSShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1283593fae3eSShahar S Matityahu u32 addr = le32_to_cpu(reg->internal_buffer.base_addr); 1284593fae3eSShahar S Matityahu 1285593fae3eSShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1286593fae3eSShahar S Matityahu range->range_data_size = reg->internal_buffer.size; 1287593fae3eSShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1288593fae3eSShahar S Matityahu le32_to_cpu(reg->internal_buffer.size)); 1289106b791aSShahar S Matityahu 12901a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1291106b791aSShahar S Matityahu } 1292106b791aSShahar S Matityahu 12931b64d58bSShahar S Matityahu static bool iwl_ini_txf_iter(struct iwl_fw_runtime *fwrt, 1294c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, int idx) 12951b64d58bSShahar S Matityahu { 1296c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1297d4c444efSShahar S Matityahu struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data; 12981b64d58bSShahar S Matityahu struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 12991b64d58bSShahar S Matityahu int txf_num = cfg->num_txfifo_entries; 13001b64d58bSShahar S Matityahu int int_txf_num = ARRAY_SIZE(cfg->internal_txfifo_size); 1301c9fe75e9SShahar S Matityahu u32 lmac_bitmap = le32_to_cpu(reg->fifos.fid[0]); 13021b64d58bSShahar S Matityahu 1303d4c444efSShahar S Matityahu if (!idx) { 1304c9fe75e9SShahar S Matityahu if (le32_to_cpu(reg->fifos.offset) && cfg->num_lmacs == 1) { 1305c9fe75e9SShahar S Matityahu IWL_ERR(fwrt, "WRT: Invalid lmac offset 0x%x\n", 1306c9fe75e9SShahar S Matityahu le32_to_cpu(reg->fifos.offset)); 13071b64d58bSShahar S Matityahu return false; 1308c9fe75e9SShahar S Matityahu } 13091b64d58bSShahar S Matityahu 1310d4c444efSShahar S Matityahu iter->internal_txf = 0; 13111b64d58bSShahar S Matityahu iter->fifo_size = 0; 13121b64d58bSShahar S Matityahu iter->fifo = -1; 1313c9fe75e9SShahar S Matityahu if (le32_to_cpu(reg->fifos.offset)) 13141b64d58bSShahar S Matityahu iter->lmac = 1; 13151b64d58bSShahar S Matityahu else 13161b64d58bSShahar S Matityahu iter->lmac = 0; 13171b64d58bSShahar S Matityahu } 13181b64d58bSShahar S Matityahu 1319efaaa97cSLuca Coelho if (!iter->internal_txf) { 13201b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < txf_num; iter->fifo++) { 13211b64d58bSShahar S Matityahu iter->fifo_size = 13221b64d58bSShahar S Matityahu cfg->lmac[iter->lmac].txfifo_size[iter->fifo]; 13231b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 13241b64d58bSShahar S Matityahu return true; 13251b64d58bSShahar S Matityahu } 1326efaaa97cSLuca Coelho iter->fifo--; 1327efaaa97cSLuca Coelho } 13281b64d58bSShahar S Matityahu 1329d4c444efSShahar S Matityahu iter->internal_txf = 1; 13301b64d58bSShahar S Matityahu 13311b64d58bSShahar S Matityahu if (!fw_has_capa(&fwrt->fw->ucode_capa, 13321b64d58bSShahar S Matityahu IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) 13331b64d58bSShahar S Matityahu return false; 13341b64d58bSShahar S Matityahu 13351b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < int_txf_num + txf_num; iter->fifo++) { 13361b64d58bSShahar S Matityahu iter->fifo_size = 13371b64d58bSShahar S Matityahu cfg->internal_txfifo_size[iter->fifo - txf_num]; 13381b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 13391b64d58bSShahar S Matityahu return true; 13401b64d58bSShahar S Matityahu } 13411b64d58bSShahar S Matityahu 13421b64d58bSShahar S Matityahu return false; 13431b64d58bSShahar S Matityahu } 13441b64d58bSShahar S Matityahu 13451b64d58bSShahar S Matityahu static int iwl_dump_ini_txf_iter(struct iwl_fw_runtime *fwrt, 1346c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 13471b64d58bSShahar S Matityahu void *range_ptr, int idx) 13481b64d58bSShahar S Matityahu { 1349c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 135097319355SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1351d4c444efSShahar S Matityahu struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data; 135260eeaf57SShahar S Matityahu struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data; 1353c9fe75e9SShahar S Matityahu u32 offs = le32_to_cpu(reg->fifos.offset), addr; 1354c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 1355c9fe75e9SShahar S Matityahu u32 registers_size = registers_num * sizeof(*reg_dump); 135660eeaf57SShahar S Matityahu __le32 *data; 13571b64d58bSShahar S Matityahu unsigned long flags; 13581b64d58bSShahar S Matityahu int i; 13591b64d58bSShahar S Matityahu 1360c9fe75e9SShahar S Matityahu if (!iwl_ini_txf_iter(fwrt, reg_data, idx)) 13611b64d58bSShahar S Matityahu return -EIO; 13621b64d58bSShahar S Matityahu 13631b64d58bSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 13641b64d58bSShahar S Matityahu return -EBUSY; 13651b64d58bSShahar S Matityahu 136697319355SShahar S Matityahu range->fifo_hdr.fifo_num = cpu_to_le32(iter->fifo); 1367c9fe75e9SShahar S Matityahu range->fifo_hdr.num_of_registers = cpu_to_le32(registers_num); 13681b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(iter->fifo_size + registers_size); 13691b64d58bSShahar S Matityahu 13701b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_LARC_NUM + offs, iter->fifo); 13711b64d58bSShahar S Matityahu 137260eeaf57SShahar S Matityahu /* 137360eeaf57SShahar S Matityahu * read txf registers. for each register, write to the dump the 137460eeaf57SShahar S Matityahu * register address and its value 137560eeaf57SShahar S Matityahu */ 1376c9fe75e9SShahar S Matityahu for (i = 0; i < registers_num; i++) { 1377c9fe75e9SShahar S Matityahu addr = le32_to_cpu(reg->addrs[i]) + offs; 13781b64d58bSShahar S Matityahu 137960eeaf57SShahar S Matityahu reg_dump->addr = cpu_to_le32(addr); 138060eeaf57SShahar S Matityahu reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, 138160eeaf57SShahar S Matityahu addr)); 138260eeaf57SShahar S Matityahu 138360eeaf57SShahar S Matityahu reg_dump++; 13841b64d58bSShahar S Matityahu } 13851b64d58bSShahar S Matityahu 1386c9fe75e9SShahar S Matityahu if (reg->fifos.hdr_only) { 13871b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 13881b64d58bSShahar S Matityahu goto out; 13891b64d58bSShahar S Matityahu } 13901b64d58bSShahar S Matityahu 13911b64d58bSShahar S Matityahu /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */ 13921b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_ADDR + offs, 13931b64d58bSShahar S Matityahu TXF_WR_PTR + offs); 13941b64d58bSShahar S Matityahu 13951b64d58bSShahar S Matityahu /* Dummy-read to advance the read pointer to the head */ 13961b64d58bSShahar S Matityahu iwl_read_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_DATA + offs); 13971b64d58bSShahar S Matityahu 13981b64d58bSShahar S Matityahu /* Read FIFO */ 13991b64d58bSShahar S Matityahu addr = TXF_READ_MODIFY_DATA + offs; 140060eeaf57SShahar S Matityahu data = (void *)reg_dump; 140160eeaf57SShahar S Matityahu for (i = 0; i < iter->fifo_size; i += sizeof(*data)) 140260eeaf57SShahar S Matityahu *data++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 14031b64d58bSShahar S Matityahu 14041b64d58bSShahar S Matityahu out: 14051b64d58bSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 14061b64d58bSShahar S Matityahu 14071b64d58bSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 14081b64d58bSShahar S Matityahu } 14091b64d58bSShahar S Matityahu 14108d7dea25SShahar S Matityahu struct iwl_ini_rxf_data { 14118d7dea25SShahar S Matityahu u32 fifo_num; 14128d7dea25SShahar S Matityahu u32 size; 14138d7dea25SShahar S Matityahu u32 offset; 14148d7dea25SShahar S Matityahu }; 14158d7dea25SShahar S Matityahu 14168d7dea25SShahar S Matityahu static void iwl_ini_get_rxf_data(struct iwl_fw_runtime *fwrt, 1417c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 14188d7dea25SShahar S Matityahu struct iwl_ini_rxf_data *data) 14198d7dea25SShahar S Matityahu { 1420c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1421c9fe75e9SShahar S Matityahu u32 fid1 = le32_to_cpu(reg->fifos.fid[0]); 1422c9fe75e9SShahar S Matityahu u32 fid2 = le32_to_cpu(reg->fifos.fid[1]); 1423cc9b6012SMordechay Goodstein u8 fifo_idx; 14248d7dea25SShahar S Matityahu 14258d7dea25SShahar S Matityahu if (!data) 14268d7dea25SShahar S Matityahu return; 14278d7dea25SShahar S Matityahu 1428cc9b6012SMordechay Goodstein /* make sure only one bit is set in only one fid */ 1429cc9b6012SMordechay Goodstein if (WARN_ONCE(hweight_long(fid1) + hweight_long(fid2) != 1, 1430cc9b6012SMordechay Goodstein "fid1=%x, fid2=%x\n", fid1, fid2)) 1431cc9b6012SMordechay Goodstein return; 1432cc9b6012SMordechay Goodstein 14338d7dea25SShahar S Matityahu memset(data, 0, sizeof(*data)); 14348d7dea25SShahar S Matityahu 1435cc9b6012SMordechay Goodstein if (fid1) { 1436cc9b6012SMordechay Goodstein fifo_idx = ffs(fid1) - 1; 1437cc9b6012SMordechay Goodstein if (WARN_ONCE(fifo_idx >= MAX_NUM_LMAC, "fifo_idx=%d\n", 1438cc9b6012SMordechay Goodstein fifo_idx)) 14398d7dea25SShahar S Matityahu return; 14408d7dea25SShahar S Matityahu 14418d7dea25SShahar S Matityahu data->size = fwrt->smem_cfg.lmac[fifo_idx].rxfifo1_size; 14428d7dea25SShahar S Matityahu data->fifo_num = fifo_idx; 1443cc9b6012SMordechay Goodstein } else { 1444ebfa7f8aSMordechay Goodstein u8 max_idx; 1445ebfa7f8aSMordechay Goodstein 1446cc9b6012SMordechay Goodstein fifo_idx = ffs(fid2) - 1; 1447ebfa7f8aSMordechay Goodstein if (iwl_fw_lookup_notif_ver(fwrt->fw, SYSTEM_GROUP, 1448ebfa7f8aSMordechay Goodstein SHARED_MEM_CFG_CMD, 0) <= 3) 1449ebfa7f8aSMordechay Goodstein max_idx = 0; 1450ebfa7f8aSMordechay Goodstein else 1451ebfa7f8aSMordechay Goodstein max_idx = 1; 1452ebfa7f8aSMordechay Goodstein 1453ebfa7f8aSMordechay Goodstein if (WARN_ONCE(fifo_idx > max_idx, 1454ebfa7f8aSMordechay Goodstein "invalid umac fifo idx %d", fifo_idx)) 1455ebfa7f8aSMordechay Goodstein return; 1456ebfa7f8aSMordechay Goodstein 14578d7dea25SShahar S Matityahu /* use bit 31 to distinguish between umac and lmac rxf while 14588d7dea25SShahar S Matityahu * parsing the dump 14598d7dea25SShahar S Matityahu */ 14608d7dea25SShahar S Matityahu data->fifo_num = fifo_idx | IWL_RXF_UMAC_BIT; 1461ebfa7f8aSMordechay Goodstein 1462ebfa7f8aSMordechay Goodstein switch (fifo_idx) { 1463ebfa7f8aSMordechay Goodstein case 0: 1464ebfa7f8aSMordechay Goodstein data->size = fwrt->smem_cfg.rxfifo2_size; 1465ebfa7f8aSMordechay Goodstein data->offset = iwl_umac_prph(fwrt->trans, 1466ebfa7f8aSMordechay Goodstein RXF_DIFF_FROM_PREV); 1467ebfa7f8aSMordechay Goodstein break; 1468ebfa7f8aSMordechay Goodstein case 1: 1469ebfa7f8aSMordechay Goodstein data->size = fwrt->smem_cfg.rxfifo2_control_size; 1470ebfa7f8aSMordechay Goodstein data->offset = iwl_umac_prph(fwrt->trans, 1471ebfa7f8aSMordechay Goodstein RXF2C_DIFF_FROM_PREV); 1472ebfa7f8aSMordechay Goodstein break; 1473ebfa7f8aSMordechay Goodstein } 14748d7dea25SShahar S Matityahu } 14758d7dea25SShahar S Matityahu } 14768d7dea25SShahar S Matityahu 14778d7dea25SShahar S Matityahu static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt, 1478c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 14798d7dea25SShahar S Matityahu void *range_ptr, int idx) 14808d7dea25SShahar S Matityahu { 1481c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 148297319355SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 14838d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rxf_data; 148460eeaf57SShahar S Matityahu struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data; 1485c9fe75e9SShahar S Matityahu u32 offs = le32_to_cpu(reg->fifos.offset), addr; 1486c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 1487c9fe75e9SShahar S Matityahu u32 registers_size = registers_num * sizeof(*reg_dump); 148860eeaf57SShahar S Matityahu __le32 *data; 14898d7dea25SShahar S Matityahu unsigned long flags; 14908d7dea25SShahar S Matityahu int i; 14918d7dea25SShahar S Matityahu 1492c9fe75e9SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg_data, &rxf_data); 14938d7dea25SShahar S Matityahu if (!rxf_data.size) 14948d7dea25SShahar S Matityahu return -EIO; 14958d7dea25SShahar S Matityahu 14968d7dea25SShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 14978d7dea25SShahar S Matityahu return -EBUSY; 14988d7dea25SShahar S Matityahu 149997319355SShahar S Matityahu range->fifo_hdr.fifo_num = cpu_to_le32(rxf_data.fifo_num); 1500c9fe75e9SShahar S Matityahu range->fifo_hdr.num_of_registers = cpu_to_le32(registers_num); 15018d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(rxf_data.size + registers_size); 15028d7dea25SShahar S Matityahu 150360eeaf57SShahar S Matityahu /* 150460eeaf57SShahar S Matityahu * read rxf registers. for each register, write to the dump the 150560eeaf57SShahar S Matityahu * register address and its value 150660eeaf57SShahar S Matityahu */ 1507c9fe75e9SShahar S Matityahu for (i = 0; i < registers_num; i++) { 1508c9fe75e9SShahar S Matityahu addr = le32_to_cpu(reg->addrs[i]) + offs; 15098d7dea25SShahar S Matityahu 151060eeaf57SShahar S Matityahu reg_dump->addr = cpu_to_le32(addr); 151160eeaf57SShahar S Matityahu reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, 151260eeaf57SShahar S Matityahu addr)); 151360eeaf57SShahar S Matityahu 151460eeaf57SShahar S Matityahu reg_dump++; 15158d7dea25SShahar S Matityahu } 15168d7dea25SShahar S Matityahu 1517c9fe75e9SShahar S Matityahu if (reg->fifos.hdr_only) { 15188d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 15198d7dea25SShahar S Matityahu goto out; 15208d7dea25SShahar S Matityahu } 15218d7dea25SShahar S Matityahu 1522a5688e60SMordechay Goodstein offs = rxf_data.offset; 152330eba3f9SShahar S Matityahu 15248d7dea25SShahar S Matityahu /* Lock fence */ 15258d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_SET_FENCE_MODE + offs, 0x1); 15268d7dea25SShahar S Matityahu /* Set fence pointer to the same place like WR pointer */ 15278d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_WR2FENCE + offs, 0x1); 15288d7dea25SShahar S Matityahu /* Set fence offset */ 15298d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_FENCE_OFFSET_ADDR + offs, 15308d7dea25SShahar S Matityahu 0x0); 15318d7dea25SShahar S Matityahu 15328d7dea25SShahar S Matityahu /* Read FIFO */ 15338d7dea25SShahar S Matityahu addr = RXF_FIFO_RD_FENCE_INC + offs; 153460eeaf57SShahar S Matityahu data = (void *)reg_dump; 153560eeaf57SShahar S Matityahu for (i = 0; i < rxf_data.size; i += sizeof(*data)) 153660eeaf57SShahar S Matityahu *data++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 15378d7dea25SShahar S Matityahu 15388d7dea25SShahar S Matityahu out: 15398d7dea25SShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 15408d7dea25SShahar S Matityahu 15418d7dea25SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 15428d7dea25SShahar S Matityahu } 15438d7dea25SShahar S Matityahu 1544a77e3d28SShahar S Matityahu static int 1545a77e3d28SShahar S Matityahu iwl_dump_ini_err_table_iter(struct iwl_fw_runtime *fwrt, 1546a77e3d28SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1547a77e3d28SShahar S Matityahu void *range_ptr, int idx) 1548a77e3d28SShahar S Matityahu { 1549a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1550a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_err_table *err_table = ®->err_table; 1551a77e3d28SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1552a77e3d28SShahar S Matityahu u32 addr = le32_to_cpu(err_table->base_addr) + 1553a77e3d28SShahar S Matityahu le32_to_cpu(err_table->offset); 1554a77e3d28SShahar S Matityahu 1555a77e3d28SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1556a77e3d28SShahar S Matityahu range->range_data_size = err_table->size; 1557a77e3d28SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1558a77e3d28SShahar S Matityahu le32_to_cpu(err_table->size)); 1559a77e3d28SShahar S Matityahu 1560a77e3d28SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1561a77e3d28SShahar S Matityahu } 1562a77e3d28SShahar S Matityahu 1563ba8f6f4aSMordechay Goodstein static int 1564ba8f6f4aSMordechay Goodstein iwl_dump_ini_special_mem_iter(struct iwl_fw_runtime *fwrt, 1565ba8f6f4aSMordechay Goodstein struct iwl_dump_ini_region_data *reg_data, 1566ba8f6f4aSMordechay Goodstein void *range_ptr, int idx) 1567ba8f6f4aSMordechay Goodstein { 1568ba8f6f4aSMordechay Goodstein struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1569ba8f6f4aSMordechay Goodstein struct iwl_fw_ini_region_special_device_memory *special_mem = 1570ba8f6f4aSMordechay Goodstein ®->special_mem; 1571ba8f6f4aSMordechay Goodstein 1572ba8f6f4aSMordechay Goodstein struct iwl_fw_ini_error_dump_range *range = range_ptr; 1573ba8f6f4aSMordechay Goodstein u32 addr = le32_to_cpu(special_mem->base_addr) + 1574ba8f6f4aSMordechay Goodstein le32_to_cpu(special_mem->offset); 1575ba8f6f4aSMordechay Goodstein 1576ba8f6f4aSMordechay Goodstein range->internal_base_addr = cpu_to_le32(addr); 1577ba8f6f4aSMordechay Goodstein range->range_data_size = special_mem->size; 1578ba8f6f4aSMordechay Goodstein iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1579ba8f6f4aSMordechay Goodstein le32_to_cpu(special_mem->size)); 1580ba8f6f4aSMordechay Goodstein 1581ba8f6f4aSMordechay Goodstein return sizeof(*range) + le32_to_cpu(range->range_data_size); 1582ba8f6f4aSMordechay Goodstein } 1583ba8f6f4aSMordechay Goodstein 15843ed34fbfSShahar S Matityahu static int iwl_dump_ini_fw_pkt_iter(struct iwl_fw_runtime *fwrt, 15853ed34fbfSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 15863ed34fbfSShahar S Matityahu void *range_ptr, int idx) 15873ed34fbfSShahar S Matityahu { 15883ed34fbfSShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 15893ed34fbfSShahar S Matityahu struct iwl_rx_packet *pkt = reg_data->dump_data->fw_pkt; 15903ed34fbfSShahar S Matityahu u32 pkt_len; 15913ed34fbfSShahar S Matityahu 15923ed34fbfSShahar S Matityahu if (!pkt) 15933ed34fbfSShahar S Matityahu return -EIO; 15943ed34fbfSShahar S Matityahu 15953ed34fbfSShahar S Matityahu pkt_len = iwl_rx_packet_payload_len(pkt); 15963ed34fbfSShahar S Matityahu 15973ed34fbfSShahar S Matityahu memcpy(&range->fw_pkt_hdr, &pkt->hdr, sizeof(range->fw_pkt_hdr)); 15983ed34fbfSShahar S Matityahu range->range_data_size = cpu_to_le32(pkt_len); 15993ed34fbfSShahar S Matityahu 16003ed34fbfSShahar S Matityahu memcpy(range->data, pkt->data, pkt_len); 16013ed34fbfSShahar S Matityahu 16023ed34fbfSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 16033ed34fbfSShahar S Matityahu } 16043ed34fbfSShahar S Matityahu 1605c9fe75e9SShahar S Matityahu static void * 1606c9fe75e9SShahar S Matityahu iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt, 1607c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 16082dbf3aeaSShahar S Matityahu void *data) 16098d534e96SShahar S Matityahu { 16108d534e96SShahar S Matityahu struct iwl_fw_ini_error_dump *dump = data; 16118d534e96SShahar S Matityahu 161297319355SShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1613990ffe3eSShahar S Matityahu 16148d534e96SShahar S Matityahu return dump->ranges; 16158d534e96SShahar S Matityahu } 16168d534e96SShahar S Matityahu 1617593fae3eSShahar S Matityahu /** 1618593fae3eSShahar S Matityahu * mask_apply_and_normalize - applies mask on val and normalize the result 1619593fae3eSShahar S Matityahu * 1620593fae3eSShahar S Matityahu * The normalization is based on the first set bit in the mask 1621593fae3eSShahar S Matityahu * 1622593fae3eSShahar S Matityahu * @val: value 1623593fae3eSShahar S Matityahu * @mask: mask to apply and to normalize with 1624593fae3eSShahar S Matityahu */ 1625593fae3eSShahar S Matityahu static u32 mask_apply_and_normalize(u32 val, u32 mask) 1626106b791aSShahar S Matityahu { 1627593fae3eSShahar S Matityahu return (val & mask) >> (ffs(mask) - 1); 1628593fae3eSShahar S Matityahu } 1629593fae3eSShahar S Matityahu 1630593fae3eSShahar S Matityahu static __le32 iwl_get_mon_reg(struct iwl_fw_runtime *fwrt, u32 alloc_id, 1631593fae3eSShahar S Matityahu const struct iwl_fw_mon_reg *reg_info) 1632593fae3eSShahar S Matityahu { 1633593fae3eSShahar S Matityahu u32 val, offs; 1634593fae3eSShahar S Matityahu 1635593fae3eSShahar S Matityahu /* The header addresses of DBGCi is calculate as follows: 1636593fae3eSShahar S Matityahu * DBGC1 address + (0x100 * i) 1637593fae3eSShahar S Matityahu */ 1638593fae3eSShahar S Matityahu offs = (alloc_id - IWL_FW_INI_ALLOCATION_ID_DBGC1) * 0x100; 1639593fae3eSShahar S Matityahu 1640593fae3eSShahar S Matityahu if (!reg_info || !reg_info->addr || !reg_info->mask) 1641593fae3eSShahar S Matityahu return 0; 1642593fae3eSShahar S Matityahu 1643593fae3eSShahar S Matityahu val = iwl_read_prph_no_grab(fwrt->trans, reg_info->addr + offs); 1644593fae3eSShahar S Matityahu 1645593fae3eSShahar S Matityahu return cpu_to_le32(mask_apply_and_normalize(val, reg_info->mask)); 1646593fae3eSShahar S Matityahu } 1647593fae3eSShahar S Matityahu 1648593fae3eSShahar S Matityahu static void * 1649593fae3eSShahar S Matityahu iwl_dump_ini_mon_fill_header(struct iwl_fw_runtime *fwrt, 1650593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1651593fae3eSShahar S Matityahu struct iwl_fw_ini_monitor_dump *data, 1652593fae3eSShahar S Matityahu const struct iwl_fw_mon_regs *addrs) 1653593fae3eSShahar S Matityahu { 1654593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1655593fae3eSShahar S Matityahu u32 alloc_id = le32_to_cpu(reg->dram_alloc_id); 1656106b791aSShahar S Matityahu unsigned long flags; 1657106b791aSShahar S Matityahu 1658106b791aSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) { 16594c704534SShahar S Matityahu IWL_ERR(fwrt, "Failed to get monitor header\n"); 1660106b791aSShahar S Matityahu return NULL; 1661106b791aSShahar S Matityahu } 16624c704534SShahar S Matityahu 1663593fae3eSShahar S Matityahu data->write_ptr = iwl_get_mon_reg(fwrt, alloc_id, 1664593fae3eSShahar S Matityahu &addrs->write_ptr); 1665593fae3eSShahar S Matityahu data->cycle_cnt = iwl_get_mon_reg(fwrt, alloc_id, 1666593fae3eSShahar S Matityahu &addrs->cycle_cnt); 1667593fae3eSShahar S Matityahu data->cur_frag = iwl_get_mon_reg(fwrt, alloc_id, 1668593fae3eSShahar S Matityahu &addrs->cur_frag); 16694c704534SShahar S Matityahu 1670106b791aSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 1671106b791aSShahar S Matityahu 167297319355SShahar S Matityahu data->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1673106b791aSShahar S Matityahu 16744c704534SShahar S Matityahu return data->ranges; 16754c704534SShahar S Matityahu } 16764c704534SShahar S Matityahu 1677593fae3eSShahar S Matityahu static void * 1678593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_fill_header(struct iwl_fw_runtime *fwrt, 1679593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1680106b791aSShahar S Matityahu void *data) 1681106b791aSShahar S Matityahu { 16824c704534SShahar S Matityahu struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data; 1683106b791aSShahar S Matityahu 1684593fae3eSShahar S Matityahu return iwl_dump_ini_mon_fill_header(fwrt, reg_data, mon_dump, 1685593fae3eSShahar S Matityahu &fwrt->trans->cfg->mon_dram_regs); 1686106b791aSShahar S Matityahu } 1687106b791aSShahar S Matityahu 1688593fae3eSShahar S Matityahu static void * 1689593fae3eSShahar S Matityahu iwl_dump_ini_mon_smem_fill_header(struct iwl_fw_runtime *fwrt, 1690593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 16914c704534SShahar S Matityahu void *data) 16924c704534SShahar S Matityahu { 16934c704534SShahar S Matityahu struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data; 16944c704534SShahar S Matityahu 1695593fae3eSShahar S Matityahu return iwl_dump_ini_mon_fill_header(fwrt, reg_data, mon_dump, 1696593fae3eSShahar S Matityahu &fwrt->trans->cfg->mon_smem_regs); 16974c704534SShahar S Matityahu } 16984c704534SShahar S Matityahu 1699a77e3d28SShahar S Matityahu static void * 1700a77e3d28SShahar S Matityahu iwl_dump_ini_err_table_fill_header(struct iwl_fw_runtime *fwrt, 1701a77e3d28SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1702a77e3d28SShahar S Matityahu void *data) 1703a77e3d28SShahar S Matityahu { 1704a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1705a77e3d28SShahar S Matityahu struct iwl_fw_ini_err_table_dump *dump = data; 17064c704534SShahar S Matityahu 1707a77e3d28SShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1708a77e3d28SShahar S Matityahu dump->version = reg->err_table.version; 1709a77e3d28SShahar S Matityahu 1710a77e3d28SShahar S Matityahu return dump->ranges; 1711106b791aSShahar S Matityahu } 1712106b791aSShahar S Matityahu 1713ba8f6f4aSMordechay Goodstein static void * 1714ba8f6f4aSMordechay Goodstein iwl_dump_ini_special_mem_fill_header(struct iwl_fw_runtime *fwrt, 1715ba8f6f4aSMordechay Goodstein struct iwl_dump_ini_region_data *reg_data, 1716ba8f6f4aSMordechay Goodstein void *data) 1717ba8f6f4aSMordechay Goodstein { 1718ba8f6f4aSMordechay Goodstein struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1719ba8f6f4aSMordechay Goodstein struct iwl_fw_ini_special_device_memory *dump = data; 1720ba8f6f4aSMordechay Goodstein 1721ba8f6f4aSMordechay Goodstein dump->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1722ba8f6f4aSMordechay Goodstein dump->type = reg->special_mem.type; 1723ba8f6f4aSMordechay Goodstein dump->version = reg->special_mem.version; 1724ba8f6f4aSMordechay Goodstein 1725ba8f6f4aSMordechay Goodstein return dump->ranges; 1726ba8f6f4aSMordechay Goodstein } 1727ba8f6f4aSMordechay Goodstein 17288d534e96SShahar S Matityahu static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt, 1729c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 17308d534e96SShahar S Matityahu { 1731c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1732c9fe75e9SShahar S Matityahu 1733c9fe75e9SShahar S Matityahu return iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 17348d534e96SShahar S Matityahu } 17358d534e96SShahar S Matityahu 1736505a00c0SShahar S Matityahu static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt, 1737c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1738505a00c0SShahar S Matityahu { 1739286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->gen2) 1740bdc62390SShahar S Matityahu return fwrt->trans->init_dram.paging_cnt; 1741bdc62390SShahar S Matityahu 1742505a00c0SShahar S Matityahu return fwrt->num_of_paging_blk; 1743505a00c0SShahar S Matityahu } 1744505a00c0SShahar S Matityahu 1745593fae3eSShahar S Matityahu static u32 1746593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_ranges(struct iwl_fw_runtime *fwrt, 1747593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1748106b791aSShahar S Matityahu { 1749593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1750593fae3eSShahar S Matityahu struct iwl_fw_mon *fw_mon; 1751593fae3eSShahar S Matityahu u32 ranges = 0, alloc_id = le32_to_cpu(reg->dram_alloc_id); 1752593fae3eSShahar S Matityahu int i; 1753593fae3eSShahar S Matityahu 1754593fae3eSShahar S Matityahu fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id]; 1755593fae3eSShahar S Matityahu 1756593fae3eSShahar S Matityahu for (i = 0; i < fw_mon->num_frags; i++) { 1757593fae3eSShahar S Matityahu if (!fw_mon->frags[i].size) 1758593fae3eSShahar S Matityahu break; 1759593fae3eSShahar S Matityahu 1760593fae3eSShahar S Matityahu ranges++; 1761593fae3eSShahar S Matityahu } 1762593fae3eSShahar S Matityahu 1763593fae3eSShahar S Matityahu return ranges; 1764106b791aSShahar S Matityahu } 1765106b791aSShahar S Matityahu 17661b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_ranges(struct iwl_fw_runtime *fwrt, 1767c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 17681b64d58bSShahar S Matityahu { 17691b64d58bSShahar S Matityahu u32 num_of_fifos = 0; 17701b64d58bSShahar S Matityahu 1771c9fe75e9SShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg_data, num_of_fifos)) 17721b64d58bSShahar S Matityahu num_of_fifos++; 17731b64d58bSShahar S Matityahu 17741b64d58bSShahar S Matityahu return num_of_fifos; 17751b64d58bSShahar S Matityahu } 17761b64d58bSShahar S Matityahu 1777c9fe75e9SShahar S Matityahu static u32 iwl_dump_ini_single_range(struct iwl_fw_runtime *fwrt, 1778c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 17798d7dea25SShahar S Matityahu { 17808d7dea25SShahar S Matityahu return 1; 17818d7dea25SShahar S Matityahu } 17828d7dea25SShahar S Matityahu 178301e591c9SShahar S Matityahu static u32 iwl_dump_ini_mem_get_size(struct iwl_fw_runtime *fwrt, 1784c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 178501e591c9SShahar S Matityahu { 1786c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1787c9fe75e9SShahar S Matityahu u32 size = le32_to_cpu(reg->dev_addr.size); 1788c9fe75e9SShahar S Matityahu u32 ranges = iwl_dump_ini_mem_ranges(fwrt, reg_data); 1789c9fe75e9SShahar S Matityahu 1790c9fe75e9SShahar S Matityahu if (!size || !ranges) 1791c9fe75e9SShahar S Matityahu return 0; 1792c9fe75e9SShahar S Matityahu 1793c9fe75e9SShahar S Matityahu return sizeof(struct iwl_fw_ini_error_dump) + ranges * 1794c9fe75e9SShahar S Matityahu (size + sizeof(struct iwl_fw_ini_error_dump_range)); 179501e591c9SShahar S Matityahu } 179601e591c9SShahar S Matityahu 1797c9fe75e9SShahar S Matityahu static u32 1798c9fe75e9SShahar S Matityahu iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt, 1799c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 180001e591c9SShahar S Matityahu { 180101e591c9SShahar S Matityahu int i; 180201e591c9SShahar S Matityahu u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range); 180301e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump); 180401e591c9SShahar S Matityahu 1805286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->gen2) { 1806c9fe75e9SShahar S Matityahu for (i = 0; i < iwl_dump_ini_paging_ranges(fwrt, reg_data); i++) 1807bdc62390SShahar S Matityahu size += range_header_len + 1808bdc62390SShahar S Matityahu fwrt->trans->init_dram.paging[i].size; 1809bdc62390SShahar S Matityahu } else { 1810c9fe75e9SShahar S Matityahu for (i = 1; i <= iwl_dump_ini_paging_ranges(fwrt, reg_data); 1811c9fe75e9SShahar S Matityahu i++) 1812bdc62390SShahar S Matityahu size += range_header_len + 1813bdc62390SShahar S Matityahu fwrt->fw_paging_db[i].fw_paging_size; 1814bdc62390SShahar S Matityahu } 181501e591c9SShahar S Matityahu 181601e591c9SShahar S Matityahu return size; 181701e591c9SShahar S Matityahu } 181801e591c9SShahar S Matityahu 1819593fae3eSShahar S Matityahu static u32 1820593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_get_size(struct iwl_fw_runtime *fwrt, 1821593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 182201e591c9SShahar S Matityahu { 1823593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1824593fae3eSShahar S Matityahu struct iwl_fw_mon *fw_mon; 1825593fae3eSShahar S Matityahu u32 size = 0, alloc_id = le32_to_cpu(reg->dram_alloc_id); 1826593fae3eSShahar S Matityahu int i; 182701e591c9SShahar S Matityahu 1828593fae3eSShahar S Matityahu fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id]; 182901e591c9SShahar S Matityahu 1830593fae3eSShahar S Matityahu for (i = 0; i < fw_mon->num_frags; i++) { 1831593fae3eSShahar S Matityahu struct iwl_dram_data *frag = &fw_mon->frags[i]; 183201e591c9SShahar S Matityahu 1833593fae3eSShahar S Matityahu if (!frag->size) 1834593fae3eSShahar S Matityahu break; 18354c704534SShahar S Matityahu 1836593fae3eSShahar S Matityahu size += sizeof(struct iwl_fw_ini_error_dump_range) + frag->size; 18371b64d58bSShahar S Matityahu } 18381b64d58bSShahar S Matityahu 18391b64d58bSShahar S Matityahu if (size) 1840593fae3eSShahar S Matityahu size += sizeof(struct iwl_fw_ini_monitor_dump); 18411b64d58bSShahar S Matityahu 18421b64d58bSShahar S Matityahu return size; 18431b64d58bSShahar S Matityahu } 18441b64d58bSShahar S Matityahu 1845593fae3eSShahar S Matityahu static u32 1846593fae3eSShahar S Matityahu iwl_dump_ini_mon_smem_get_size(struct iwl_fw_runtime *fwrt, 1847593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 18488d7dea25SShahar S Matityahu { 1849593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1850e8b61560Srotem saado u32 size; 1851593fae3eSShahar S Matityahu 1852593fae3eSShahar S Matityahu size = le32_to_cpu(reg->internal_buffer.size); 1853593fae3eSShahar S Matityahu if (!size) 1854593fae3eSShahar S Matityahu return 0; 1855593fae3eSShahar S Matityahu 1856593fae3eSShahar S Matityahu size += sizeof(struct iwl_fw_ini_monitor_dump) + 1857593fae3eSShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 1858593fae3eSShahar S Matityahu 1859593fae3eSShahar S Matityahu return size; 1860593fae3eSShahar S Matityahu } 1861593fae3eSShahar S Matityahu 18628d534e96SShahar S Matityahu static u32 iwl_dump_ini_txf_get_size(struct iwl_fw_runtime *fwrt, 1863c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 18648d534e96SShahar S Matityahu { 1865c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 18668d534e96SShahar S Matityahu struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data; 1867c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 18688d534e96SShahar S Matityahu u32 size = 0; 18698d534e96SShahar S Matityahu u32 fifo_hdr = sizeof(struct iwl_fw_ini_error_dump_range) + 1870c9fe75e9SShahar S Matityahu registers_num * 187197319355SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_register); 18728d7dea25SShahar S Matityahu 1873c9fe75e9SShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg_data, size)) { 18748d534e96SShahar S Matityahu size += fifo_hdr; 1875c9fe75e9SShahar S Matityahu if (!reg->fifos.hdr_only) 18768d534e96SShahar S Matityahu size += iter->fifo_size; 18778d534e96SShahar S Matityahu } 18788d534e96SShahar S Matityahu 1879c9fe75e9SShahar S Matityahu if (!size) 1880c9fe75e9SShahar S Matityahu return 0; 18818d534e96SShahar S Matityahu 1882c9fe75e9SShahar S Matityahu return size + sizeof(struct iwl_fw_ini_error_dump); 18838d534e96SShahar S Matityahu } 18848d534e96SShahar S Matityahu 18858d534e96SShahar S Matityahu static u32 iwl_dump_ini_rxf_get_size(struct iwl_fw_runtime *fwrt, 1886c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 18878d7dea25SShahar S Matityahu { 1888c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 18898d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rx_data; 1890c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 18918d7dea25SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump) + 18928d7dea25SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range) + 1893c9fe75e9SShahar S Matityahu registers_num * sizeof(struct iwl_fw_ini_error_dump_register); 18948d7dea25SShahar S Matityahu 1895c9fe75e9SShahar S Matityahu if (reg->fifos.hdr_only) 18968d7dea25SShahar S Matityahu return size; 18978d7dea25SShahar S Matityahu 1898c9fe75e9SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg_data, &rx_data); 18998d7dea25SShahar S Matityahu size += rx_data.size; 19008d7dea25SShahar S Matityahu 19018d7dea25SShahar S Matityahu return size; 19028d7dea25SShahar S Matityahu } 19038d7dea25SShahar S Matityahu 1904a77e3d28SShahar S Matityahu static u32 1905a77e3d28SShahar S Matityahu iwl_dump_ini_err_table_get_size(struct iwl_fw_runtime *fwrt, 1906a77e3d28SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1907a77e3d28SShahar S Matityahu { 1908a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1909a77e3d28SShahar S Matityahu u32 size = le32_to_cpu(reg->err_table.size); 1910a77e3d28SShahar S Matityahu 1911a77e3d28SShahar S Matityahu if (size) 1912a77e3d28SShahar S Matityahu size += sizeof(struct iwl_fw_ini_err_table_dump) + 1913a77e3d28SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 1914a77e3d28SShahar S Matityahu 1915a77e3d28SShahar S Matityahu return size; 1916a77e3d28SShahar S Matityahu } 1917a77e3d28SShahar S Matityahu 19183ed34fbfSShahar S Matityahu static u32 1919ba8f6f4aSMordechay Goodstein iwl_dump_ini_special_mem_get_size(struct iwl_fw_runtime *fwrt, 1920ba8f6f4aSMordechay Goodstein struct iwl_dump_ini_region_data *reg_data) 1921ba8f6f4aSMordechay Goodstein { 1922ba8f6f4aSMordechay Goodstein struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1923ba8f6f4aSMordechay Goodstein u32 size = le32_to_cpu(reg->special_mem.size); 1924ba8f6f4aSMordechay Goodstein 1925ba8f6f4aSMordechay Goodstein if (size) 1926ba8f6f4aSMordechay Goodstein size += sizeof(struct iwl_fw_ini_special_device_memory) + 1927ba8f6f4aSMordechay Goodstein sizeof(struct iwl_fw_ini_error_dump_range); 1928ba8f6f4aSMordechay Goodstein 1929ba8f6f4aSMordechay Goodstein return size; 1930ba8f6f4aSMordechay Goodstein } 1931ba8f6f4aSMordechay Goodstein 1932ba8f6f4aSMordechay Goodstein static u32 19333ed34fbfSShahar S Matityahu iwl_dump_ini_fw_pkt_get_size(struct iwl_fw_runtime *fwrt, 19343ed34fbfSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 19353ed34fbfSShahar S Matityahu { 19363ed34fbfSShahar S Matityahu u32 size = 0; 19373ed34fbfSShahar S Matityahu 19383ed34fbfSShahar S Matityahu if (!reg_data->dump_data->fw_pkt) 19393ed34fbfSShahar S Matityahu return 0; 19403ed34fbfSShahar S Matityahu 19413ed34fbfSShahar S Matityahu size += iwl_rx_packet_payload_len(reg_data->dump_data->fw_pkt); 19423ed34fbfSShahar S Matityahu if (size) 19433ed34fbfSShahar S Matityahu size += sizeof(struct iwl_fw_ini_error_dump) + 19443ed34fbfSShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 19453ed34fbfSShahar S Matityahu 19463ed34fbfSShahar S Matityahu return size; 19473ed34fbfSShahar S Matityahu } 19483ed34fbfSShahar S Matityahu 19498d534e96SShahar S Matityahu /** 19508d534e96SShahar S Matityahu * struct iwl_dump_ini_mem_ops - ini memory dump operations 19518d534e96SShahar S Matityahu * @get_num_of_ranges: returns the number of memory ranges in the region. 195201e591c9SShahar S Matityahu * @get_size: returns the total size of the region. 19532dbf3aeaSShahar S Matityahu * @fill_mem_hdr: fills region type specific headers and returns pointer to 19542dbf3aeaSShahar S Matityahu * the first range or NULL if failed to fill headers. 19558d534e96SShahar S Matityahu * @fill_range: copies a given memory range into the dump. 19561b64d58bSShahar S Matityahu * Returns the size of the range or negative error value otherwise. 19578d534e96SShahar S Matityahu */ 19588d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops { 19598d534e96SShahar S Matityahu u32 (*get_num_of_ranges)(struct iwl_fw_runtime *fwrt, 1960c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data); 19618d534e96SShahar S Matityahu u32 (*get_size)(struct iwl_fw_runtime *fwrt, 1962c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data); 19632dbf3aeaSShahar S Matityahu void *(*fill_mem_hdr)(struct iwl_fw_runtime *fwrt, 1964c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1965c9fe75e9SShahar S Matityahu void *data); 19668d534e96SShahar S Matityahu int (*fill_range)(struct iwl_fw_runtime *fwrt, 1967c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1968c9fe75e9SShahar S Matityahu void *range, int idx); 19698d534e96SShahar S Matityahu }; 19708d534e96SShahar S Matityahu 19718d534e96SShahar S Matityahu /** 19720fc296f8SShahar S Matityahu * iwl_dump_ini_mem 19730fc296f8SShahar S Matityahu * 19740fc296f8SShahar S Matityahu * Creates a dump tlv and copy a memory region into it. 19750fc296f8SShahar S Matityahu * Returns the size of the current dump tlv or 0 if failed 19760fc296f8SShahar S Matityahu * 19770fc296f8SShahar S Matityahu * @fwrt: fw runtime struct 19780fc296f8SShahar S Matityahu * @list: list to add the dump tlv to 19790fc296f8SShahar S Matityahu * @reg: memory region 19800fc296f8SShahar S Matityahu * @ops: memory dump operations 19818d534e96SShahar S Matityahu */ 19820fc296f8SShahar S Matityahu static u32 iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, struct list_head *list, 1983c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1984cd6de838SShahar S Matityahu const struct iwl_dump_ini_mem_ops *ops) 19858d534e96SShahar S Matityahu { 1986c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 19870fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 19880fc296f8SShahar S Matityahu struct iwl_fw_error_dump_data *tlv; 19890fc296f8SShahar S Matityahu struct iwl_fw_ini_error_dump_header *header; 1990c9fe75e9SShahar S Matityahu u32 type = le32_to_cpu(reg->type), id = le32_to_cpu(reg->id); 1991c9fe75e9SShahar S Matityahu u32 num_of_ranges, i, size; 19921a6c8bb7SShahar S Matityahu void *range; 19938d534e96SShahar S Matityahu 1994cd6de838SShahar S Matityahu if (!ops->get_num_of_ranges || !ops->get_size || !ops->fill_mem_hdr || 1995cd6de838SShahar S Matityahu !ops->fill_range) 19960fc296f8SShahar S Matityahu return 0; 19978d534e96SShahar S Matityahu 1998c9fe75e9SShahar S Matityahu size = ops->get_size(fwrt, reg_data); 1999e8704b81SShahar S Matityahu if (!size) 20000fc296f8SShahar S Matityahu return 0; 20010fc296f8SShahar S Matityahu 20026abe1e2eSShahar S Matityahu entry = vzalloc(sizeof(*entry) + sizeof(*tlv) + size); 20030fc296f8SShahar S Matityahu if (!entry) 20040fc296f8SShahar S Matityahu return 0; 20050fc296f8SShahar S Matityahu 20060fc296f8SShahar S Matityahu entry->size = sizeof(*tlv) + size; 20070fc296f8SShahar S Matityahu 20080fc296f8SShahar S Matityahu tlv = (void *)entry->data; 2009c9fe75e9SShahar S Matityahu tlv->type = reg->type; 20100fc296f8SShahar S Matityahu tlv->len = cpu_to_le32(size); 2011e8704b81SShahar S Matityahu 2012c9fe75e9SShahar S Matityahu IWL_DEBUG_FW(fwrt, "WRT: Collecting region: id=%d, type=%d\n", id, 2013c9fe75e9SShahar S Matityahu type); 201453032e6eSShahar S Matityahu 2015c9fe75e9SShahar S Matityahu num_of_ranges = ops->get_num_of_ranges(fwrt, reg_data); 20168d534e96SShahar S Matityahu 20170fc296f8SShahar S Matityahu header = (void *)tlv->data; 2018c9fe75e9SShahar S Matityahu header->region_id = reg->id; 20198d534e96SShahar S Matityahu header->num_of_ranges = cpu_to_le32(num_of_ranges); 2020c9fe75e9SShahar S Matityahu header->name_len = cpu_to_le32(IWL_FW_INI_MAX_NAME); 2021c9fe75e9SShahar S Matityahu memcpy(header->name, reg->name, IWL_FW_INI_MAX_NAME); 20228d534e96SShahar S Matityahu 2023c9fe75e9SShahar S Matityahu range = ops->fill_mem_hdr(fwrt, reg_data, header); 202405841faaSShahar S Matityahu if (!range) { 202553032e6eSShahar S Matityahu IWL_ERR(fwrt, 2026a64d4e8dSShahar S Matityahu "WRT: Failed to fill region header: id=%d, type=%d\n", 2027c9fe75e9SShahar S Matityahu id, type); 20280fc296f8SShahar S Matityahu goto out_err; 202905841faaSShahar S Matityahu } 20308d534e96SShahar S Matityahu 20318d534e96SShahar S Matityahu for (i = 0; i < num_of_ranges; i++) { 2032c9fe75e9SShahar S Matityahu int range_size = ops->fill_range(fwrt, reg_data, range, i); 20338d534e96SShahar S Matityahu 20341a6c8bb7SShahar S Matityahu if (range_size < 0) { 203553032e6eSShahar S Matityahu IWL_ERR(fwrt, 2036a64d4e8dSShahar S Matityahu "WRT: Failed to dump region: id=%d, type=%d\n", 2037c9fe75e9SShahar S Matityahu id, type); 20380fc296f8SShahar S Matityahu goto out_err; 20398d534e96SShahar S Matityahu } 20401a6c8bb7SShahar S Matityahu range = range + range_size; 20418d534e96SShahar S Matityahu } 20420fc296f8SShahar S Matityahu 20430fc296f8SShahar S Matityahu list_add_tail(&entry->list, list); 20440fc296f8SShahar S Matityahu 20450fc296f8SShahar S Matityahu return entry->size; 20460fc296f8SShahar S Matityahu 20470fc296f8SShahar S Matityahu out_err: 20486abe1e2eSShahar S Matityahu vfree(entry); 20490fc296f8SShahar S Matityahu 20500fc296f8SShahar S Matityahu return 0; 20518d534e96SShahar S Matityahu } 20528d534e96SShahar S Matityahu 20530fc296f8SShahar S Matityahu static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt, 20543b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trigger, 20550fc296f8SShahar S Matityahu struct list_head *list) 20560a3a3e9eSShahar S Matityahu { 20570fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 20580fc296f8SShahar S Matityahu struct iwl_fw_error_dump_data *tlv; 20590fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_info *dump; 2060677d25b2SShahar S Matityahu struct iwl_dbg_tlv_node *node; 2061677d25b2SShahar S Matityahu struct iwl_fw_ini_dump_cfg_name *cfg_name; 20623b589d56SShahar S Matityahu u32 size = sizeof(*tlv) + sizeof(*dump); 2063677d25b2SShahar S Matityahu u32 num_of_cfg_names = 0; 2064d3d2674cSLiad Kaufman u32 hw_type; 20650a3a3e9eSShahar S Matityahu 2066677d25b2SShahar S Matityahu list_for_each_entry(node, &fwrt->trans->dbg.debug_info_tlv_list, list) { 2067677d25b2SShahar S Matityahu size += sizeof(*cfg_name); 2068677d25b2SShahar S Matityahu num_of_cfg_names++; 2069677d25b2SShahar S Matityahu } 20700a3a3e9eSShahar S Matityahu 20716abe1e2eSShahar S Matityahu entry = vzalloc(sizeof(*entry) + size); 20720fc296f8SShahar S Matityahu if (!entry) 20730fc296f8SShahar S Matityahu return 0; 20740fc296f8SShahar S Matityahu 20750fc296f8SShahar S Matityahu entry->size = size; 20760fc296f8SShahar S Matityahu 20770fc296f8SShahar S Matityahu tlv = (void *)entry->data; 20780fc296f8SShahar S Matityahu tlv->type = cpu_to_le32(IWL_INI_DUMP_INFO_TYPE); 20793b589d56SShahar S Matityahu tlv->len = cpu_to_le32(size - sizeof(*tlv)); 20800fc296f8SShahar S Matityahu 20810fc296f8SShahar S Matityahu dump = (void *)tlv->data; 20820a3a3e9eSShahar S Matityahu 20830a3a3e9eSShahar S Matityahu dump->version = cpu_to_le32(IWL_INI_DUMP_VER); 20843b589d56SShahar S Matityahu dump->time_point = trigger->time_point; 20853b589d56SShahar S Matityahu dump->trigger_reason = trigger->trigger_reason; 20863b589d56SShahar S Matityahu dump->external_cfg_state = 2087341bd290SShahar S Matityahu cpu_to_le32(fwrt->trans->dbg.external_ini_cfg); 20880a3a3e9eSShahar S Matityahu 20890a3a3e9eSShahar S Matityahu dump->ver_type = cpu_to_le32(fwrt->dump.fw_ver.type); 20900a3a3e9eSShahar S Matityahu dump->ver_subtype = cpu_to_le32(fwrt->dump.fw_ver.subtype); 20910a3a3e9eSShahar S Matityahu 20920a3a3e9eSShahar S Matityahu dump->hw_step = cpu_to_le32(CSR_HW_REV_STEP(fwrt->trans->hw_rev)); 2093d3d2674cSLiad Kaufman 2094d3d2674cSLiad Kaufman /* 2095d3d2674cSLiad Kaufman * Several HWs all have type == 0x42, so we'll override this value 2096d3d2674cSLiad Kaufman * according to the detected HW 2097d3d2674cSLiad Kaufman */ 2098d3d2674cSLiad Kaufman hw_type = CSR_HW_REV_TYPE(fwrt->trans->hw_rev); 2099d3d2674cSLiad Kaufman if (hw_type == IWL_AX210_HW_TYPE) { 2100d3d2674cSLiad Kaufman u32 prph_val = iwl_read_prph(fwrt->trans, WFPM_OTP_CFG1_ADDR); 2101d3d2674cSLiad Kaufman u32 is_jacket = !!(prph_val & WFPM_OTP_CFG1_IS_JACKET_BIT); 2102d3d2674cSLiad Kaufman u32 is_cdb = !!(prph_val & WFPM_OTP_CFG1_IS_CDB_BIT); 2103d3d2674cSLiad Kaufman u32 masked_bits = is_jacket | (is_cdb << 1); 2104d3d2674cSLiad Kaufman 2105d3d2674cSLiad Kaufman /* 2106d3d2674cSLiad Kaufman * The HW type depends on certain bits in this case, so add 2107d3d2674cSLiad Kaufman * these bits to the HW type. We won't have collisions since we 2108d3d2674cSLiad Kaufman * add these bits after the highest possible bit in the mask. 2109d3d2674cSLiad Kaufman */ 2110d3d2674cSLiad Kaufman hw_type |= masked_bits << IWL_AX210_HW_TYPE_ADDITION_SHIFT; 2111d3d2674cSLiad Kaufman } 2112d3d2674cSLiad Kaufman dump->hw_type = cpu_to_le32(hw_type); 21130a3a3e9eSShahar S Matityahu 21140a3a3e9eSShahar S Matityahu dump->rf_id_flavor = 21150a3a3e9eSShahar S Matityahu cpu_to_le32(CSR_HW_RFID_FLAVOR(fwrt->trans->hw_rf_id)); 21160a3a3e9eSShahar S Matityahu dump->rf_id_dash = cpu_to_le32(CSR_HW_RFID_DASH(fwrt->trans->hw_rf_id)); 21170a3a3e9eSShahar S Matityahu dump->rf_id_step = cpu_to_le32(CSR_HW_RFID_STEP(fwrt->trans->hw_rf_id)); 21180a3a3e9eSShahar S Matityahu dump->rf_id_type = cpu_to_le32(CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id)); 21190a3a3e9eSShahar S Matityahu 21200a3a3e9eSShahar S Matityahu dump->lmac_major = cpu_to_le32(fwrt->dump.fw_ver.lmac_major); 21210a3a3e9eSShahar S Matityahu dump->lmac_minor = cpu_to_le32(fwrt->dump.fw_ver.lmac_minor); 21220a3a3e9eSShahar S Matityahu dump->umac_major = cpu_to_le32(fwrt->dump.fw_ver.umac_major); 21230a3a3e9eSShahar S Matityahu dump->umac_minor = cpu_to_le32(fwrt->dump.fw_ver.umac_minor); 21240a3a3e9eSShahar S Matityahu 2125677d25b2SShahar S Matityahu dump->fw_mon_mode = cpu_to_le32(fwrt->trans->dbg.ini_dest); 2126677d25b2SShahar S Matityahu dump->regions_mask = trigger->regions_mask; 2127677d25b2SShahar S Matityahu 21280a3a3e9eSShahar S Matityahu dump->build_tag_len = cpu_to_le32(sizeof(dump->build_tag)); 21290a3a3e9eSShahar S Matityahu memcpy(dump->build_tag, fwrt->fw->human_readable, 21300a3a3e9eSShahar S Matityahu sizeof(dump->build_tag)); 21310a3a3e9eSShahar S Matityahu 2132677d25b2SShahar S Matityahu cfg_name = dump->cfg_names; 2133677d25b2SShahar S Matityahu dump->num_of_cfg_names = cpu_to_le32(num_of_cfg_names); 2134677d25b2SShahar S Matityahu list_for_each_entry(node, &fwrt->trans->dbg.debug_info_tlv_list, list) { 2135677d25b2SShahar S Matityahu struct iwl_fw_ini_debug_info_tlv *debug_info = 2136677d25b2SShahar S Matityahu (void *)node->tlv.data; 21370a3a3e9eSShahar S Matityahu 2138677d25b2SShahar S Matityahu cfg_name->image_type = debug_info->image_type; 2139677d25b2SShahar S Matityahu cfg_name->cfg_name_len = 2140677d25b2SShahar S Matityahu cpu_to_le32(IWL_FW_INI_MAX_CFG_NAME); 2141677d25b2SShahar S Matityahu memcpy(cfg_name->cfg_name, debug_info->debug_cfg_name, 2142677d25b2SShahar S Matityahu sizeof(cfg_name->cfg_name)); 2143677d25b2SShahar S Matityahu cfg_name++; 2144677d25b2SShahar S Matityahu } 21450a3a3e9eSShahar S Matityahu 21460fc296f8SShahar S Matityahu /* add dump info TLV to the beginning of the list since it needs to be 21470fc296f8SShahar S Matityahu * the first TLV in the dump 21480fc296f8SShahar S Matityahu */ 21490fc296f8SShahar S Matityahu list_add(&entry->list, list); 21500fc296f8SShahar S Matityahu 21510fc296f8SShahar S Matityahu return entry->size; 21520a3a3e9eSShahar S Matityahu } 21530a3a3e9eSShahar S Matityahu 2154cd6de838SShahar S Matityahu static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = { 2155cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_INVALID] = {}, 2156593fae3eSShahar S Matityahu [IWL_FW_INI_REGION_INTERNAL_BUFFER] = { 2157593fae3eSShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 2158593fae3eSShahar S Matityahu .get_size = iwl_dump_ini_mon_smem_get_size, 2159593fae3eSShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mon_smem_fill_header, 2160593fae3eSShahar S Matityahu .fill_range = iwl_dump_ini_mon_smem_iter, 2161593fae3eSShahar S Matityahu }, 2162593fae3eSShahar S Matityahu [IWL_FW_INI_REGION_DRAM_BUFFER] = { 2163593fae3eSShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mon_dram_ranges, 2164593fae3eSShahar S Matityahu .get_size = iwl_dump_ini_mon_dram_get_size, 2165593fae3eSShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mon_dram_fill_header, 2166593fae3eSShahar S Matityahu .fill_range = iwl_dump_ini_mon_dram_iter, 2167593fae3eSShahar S Matityahu }, 2168c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_TXF] = { 2169c9fe75e9SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_txf_ranges, 2170c9fe75e9SShahar S Matityahu .get_size = iwl_dump_ini_txf_get_size, 2171c9fe75e9SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2172c9fe75e9SShahar S Matityahu .fill_range = iwl_dump_ini_txf_iter, 2173c9fe75e9SShahar S Matityahu }, 2174c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_RXF] = { 2175c9fe75e9SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 2176c9fe75e9SShahar S Matityahu .get_size = iwl_dump_ini_rxf_get_size, 2177c9fe75e9SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2178c9fe75e9SShahar S Matityahu .fill_range = iwl_dump_ini_rxf_iter, 2179c9fe75e9SShahar S Matityahu }, 2180a77e3d28SShahar S Matityahu [IWL_FW_INI_REGION_LMAC_ERROR_TABLE] = { 2181a77e3d28SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 2182a77e3d28SShahar S Matityahu .get_size = iwl_dump_ini_err_table_get_size, 2183a77e3d28SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_err_table_fill_header, 2184a77e3d28SShahar S Matityahu .fill_range = iwl_dump_ini_err_table_iter, 2185a77e3d28SShahar S Matityahu }, 2186a77e3d28SShahar S Matityahu [IWL_FW_INI_REGION_UMAC_ERROR_TABLE] = { 2187a77e3d28SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 2188a77e3d28SShahar S Matityahu .get_size = iwl_dump_ini_err_table_get_size, 2189a77e3d28SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_err_table_fill_header, 2190a77e3d28SShahar S Matityahu .fill_range = iwl_dump_ini_err_table_iter, 2191a77e3d28SShahar S Matityahu }, 21923ed34fbfSShahar S Matityahu [IWL_FW_INI_REGION_RSP_OR_NOTIF] = { 21933ed34fbfSShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 21943ed34fbfSShahar S Matityahu .get_size = iwl_dump_ini_fw_pkt_get_size, 21953ed34fbfSShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 21963ed34fbfSShahar S Matityahu .fill_range = iwl_dump_ini_fw_pkt_iter, 21973ed34fbfSShahar S Matityahu }, 2198cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_DEVICE_MEMORY] = { 2199cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mem_ranges, 2200cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_mem_get_size, 2201cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2202cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_dev_mem_iter, 2203cd6de838SShahar S Matityahu }, 2204cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PERIPHERY_MAC] = { 2205cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mem_ranges, 2206cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_mem_get_size, 2207cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2208*b34872bcSMordechay Goodstein .fill_range = iwl_dump_ini_prph_mac_iter, 2209cd6de838SShahar S Matityahu }, 2210*b34872bcSMordechay Goodstein [IWL_FW_INI_REGION_PERIPHERY_PHY] = { 2211*b34872bcSMordechay Goodstein .get_num_of_ranges = iwl_dump_ini_mem_ranges, 2212*b34872bcSMordechay Goodstein .get_size = iwl_dump_ini_mem_get_size, 2213*b34872bcSMordechay Goodstein .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2214*b34872bcSMordechay Goodstein .fill_range = iwl_dump_ini_prph_phy_iter, 2215*b34872bcSMordechay Goodstein }, 2216cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PERIPHERY_AUX] = {}, 2217cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PAGING] = { 2218cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2219cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_paging_ranges, 2220cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_paging_get_size, 2221cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_paging_iter, 2222cd6de838SShahar S Matityahu }, 2223cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_CSR] = { 2224cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mem_ranges, 2225cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_mem_get_size, 2226cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2227cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_csr_iter, 2228cd6de838SShahar S Matityahu }, 2229c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_DRAM_IMR] = {}, 2230f696a7eeSLuca Coelho [IWL_FW_INI_REGION_PCI_IOSF_CONFIG] = { 2231f696a7eeSLuca Coelho .get_num_of_ranges = iwl_dump_ini_mem_ranges, 2232f696a7eeSLuca Coelho .get_size = iwl_dump_ini_mem_get_size, 2233f696a7eeSLuca Coelho .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2234f696a7eeSLuca Coelho .fill_range = iwl_dump_ini_config_iter, 2235f696a7eeSLuca Coelho }, 2236ba8f6f4aSMordechay Goodstein [IWL_FW_INI_REGION_SPECIAL_DEVICE_MEMORY] = { 2237ba8f6f4aSMordechay Goodstein .get_num_of_ranges = iwl_dump_ini_single_range, 2238ba8f6f4aSMordechay Goodstein .get_size = iwl_dump_ini_special_mem_get_size, 2239ba8f6f4aSMordechay Goodstein .fill_mem_hdr = iwl_dump_ini_special_mem_fill_header, 2240ba8f6f4aSMordechay Goodstein .fill_range = iwl_dump_ini_special_mem_iter, 2241ba8f6f4aSMordechay Goodstein }, 2242cd6de838SShahar S Matityahu }; 2243cd6de838SShahar S Matityahu 22440fc296f8SShahar S Matityahu static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt, 22453b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data, 22460fc296f8SShahar S Matityahu struct list_head *list) 22477a14c23dSSara Sharon { 22483b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig; 2249*b34872bcSMordechay Goodstein enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trigger->time_point); 22503ed34fbfSShahar S Matityahu struct iwl_dump_ini_region_data reg_data = { 22513ed34fbfSShahar S Matityahu .dump_data = dump_data, 22523ed34fbfSShahar S Matityahu }; 22530fc296f8SShahar S Matityahu int i; 22540fc296f8SShahar S Matityahu u32 size = 0; 22553b589d56SShahar S Matityahu u64 regions_mask = le64_to_cpu(trigger->regions_mask); 22567a14c23dSSara Sharon 22570960237dSMordechay Goodstein BUILD_BUG_ON(sizeof(trigger->regions_mask) != sizeof(regions_mask)); 22580960237dSMordechay Goodstein BUILD_BUG_ON((sizeof(trigger->regions_mask) * BITS_PER_BYTE) < 22590960237dSMordechay Goodstein ARRAY_SIZE(fwrt->trans->dbg.active_regions)); 22600960237dSMordechay Goodstein 22610960237dSMordechay Goodstein for (i = 0; i < ARRAY_SIZE(fwrt->trans->dbg.active_regions); i++) { 22623b589d56SShahar S Matityahu u32 reg_type; 22633b589d56SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg; 22647a14c23dSSara Sharon 22653b589d56SShahar S Matityahu if (!(BIT_ULL(i) & regions_mask)) 22667a14c23dSSara Sharon continue; 22677a14c23dSSara Sharon 22683b589d56SShahar S Matityahu reg_data.reg_tlv = fwrt->trans->dbg.active_regions[i]; 22693b589d56SShahar S Matityahu if (!reg_data.reg_tlv) { 227053032e6eSShahar S Matityahu IWL_WARN(fwrt, 22713b589d56SShahar S Matityahu "WRT: Unassigned region id %d, skipping\n", i); 22727a14c23dSSara Sharon continue; 227353032e6eSShahar S Matityahu } 22747a14c23dSSara Sharon 22753b589d56SShahar S Matityahu reg = (void *)reg_data.reg_tlv->data; 22763b589d56SShahar S Matityahu reg_type = le32_to_cpu(reg->type); 2277cd6de838SShahar S Matityahu if (reg_type >= ARRAY_SIZE(iwl_dump_ini_region_ops)) 2278cd6de838SShahar S Matityahu continue; 2279cd6de838SShahar S Matityahu 2280*b34872bcSMordechay Goodstein if (reg_type == IWL_FW_INI_REGION_PERIPHERY_PHY && 2281*b34872bcSMordechay Goodstein tp_id != IWL_FW_INI_TIME_POINT_FW_ASSERT) { 2282*b34872bcSMordechay Goodstein IWL_WARN(fwrt, 2283*b34872bcSMordechay Goodstein "WRT: trying to collect phy prph at time point: %d, skipping\n", 2284*b34872bcSMordechay Goodstein tp_id); 2285*b34872bcSMordechay Goodstein continue; 2286*b34872bcSMordechay Goodstein } 2287*b34872bcSMordechay Goodstein 2288c9fe75e9SShahar S Matityahu size += iwl_dump_ini_mem(fwrt, list, ®_data, 2289cd6de838SShahar S Matityahu &iwl_dump_ini_region_ops[reg_type]); 22907a14c23dSSara Sharon } 22910fc296f8SShahar S Matityahu 22920fc296f8SShahar S Matityahu if (size) 22930fc296f8SShahar S Matityahu size += iwl_dump_ini_info(fwrt, trigger, list); 22940fc296f8SShahar S Matityahu 22950fc296f8SShahar S Matityahu return size; 22967a14c23dSSara Sharon } 22977a14c23dSSara Sharon 22983b589d56SShahar S Matityahu static bool iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt, 22993b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trig) 23003b589d56SShahar S Matityahu { 23013b589d56SShahar S Matityahu enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point); 23023b589d56SShahar S Matityahu u32 usec = le32_to_cpu(trig->ignore_consec); 23033b589d56SShahar S Matityahu 23043b589d56SShahar S Matityahu if (!iwl_trans_dbg_ini_valid(fwrt->trans) || 23053b589d56SShahar S Matityahu tp_id == IWL_FW_INI_TIME_POINT_INVALID || 23063b589d56SShahar S Matityahu tp_id >= IWL_FW_INI_TIME_POINT_NUM || 23073b589d56SShahar S Matityahu iwl_fw_dbg_no_trig_window(fwrt, tp_id, usec)) 23083b589d56SShahar S Matityahu return false; 23093b589d56SShahar S Matityahu 23103b589d56SShahar S Matityahu return true; 23113b589d56SShahar S Matityahu } 23123b589d56SShahar S Matityahu 23130fc296f8SShahar S Matityahu static u32 iwl_dump_ini_file_gen(struct iwl_fw_runtime *fwrt, 23143b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data, 23150fc296f8SShahar S Matityahu struct list_head *list) 23167a14c23dSSara Sharon { 23173b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig; 23180fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 23190fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_file_hdr *hdr; 23200fc296f8SShahar S Matityahu u32 size; 23217a14c23dSSara Sharon 23223b589d56SShahar S Matityahu if (!trigger || !iwl_fw_ini_trigger_on(fwrt, trigger) || 23233b589d56SShahar S Matityahu !le64_to_cpu(trigger->regions_mask)) 23240fc296f8SShahar S Matityahu return 0; 23257a14c23dSSara Sharon 23266abe1e2eSShahar S Matityahu entry = vzalloc(sizeof(*entry) + sizeof(*hdr)); 23270fc296f8SShahar S Matityahu if (!entry) 23280fc296f8SShahar S Matityahu return 0; 23297a14c23dSSara Sharon 23300fc296f8SShahar S Matityahu entry->size = sizeof(*hdr); 2331b05d57c9SShahar S Matityahu 23323b589d56SShahar S Matityahu size = iwl_dump_ini_trigger(fwrt, dump_data, list); 23330fc296f8SShahar S Matityahu if (!size) { 23346abe1e2eSShahar S Matityahu vfree(entry); 23350fc296f8SShahar S Matityahu return 0; 23360fc296f8SShahar S Matityahu } 23377a14c23dSSara Sharon 23380fc296f8SShahar S Matityahu hdr = (void *)entry->data; 23390fc296f8SShahar S Matityahu hdr->barker = cpu_to_le32(IWL_FW_INI_ERROR_DUMP_BARKER); 23400fc296f8SShahar S Matityahu hdr->file_len = cpu_to_le32(size + entry->size); 23417a14c23dSSara Sharon 23420fc296f8SShahar S Matityahu list_add(&entry->list, list); 23437a14c23dSSara Sharon 23440fc296f8SShahar S Matityahu return le32_to_cpu(hdr->file_len); 23457a14c23dSSara Sharon } 23467a14c23dSSara Sharon 23477a99c877SShahar S Matityahu static inline void iwl_fw_free_dump_desc(struct iwl_fw_runtime *fwrt, 23482abe24f9SShahar S Matityahu const struct iwl_fw_dump_desc *desc) 23497a99c877SShahar S Matityahu { 23502abe24f9SShahar S Matityahu if (desc && desc != &iwl_dump_desc_assert) 23512abe24f9SShahar S Matityahu kfree(desc); 23527a99c877SShahar S Matityahu 23537a99c877SShahar S Matityahu fwrt->dump.lmac_err_id[0] = 0; 23547a99c877SShahar S Matityahu if (fwrt->smem_cfg.num_lmacs > 1) 23557a99c877SShahar S Matityahu fwrt->dump.lmac_err_id[1] = 0; 23567a99c877SShahar S Matityahu fwrt->dump.umac_err_id = 0; 23577a99c877SShahar S Matityahu } 23587a99c877SShahar S Matityahu 23597a99c877SShahar S Matityahu static void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt, 23607a99c877SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data) 2361a6820511SSara Sharon { 23624b49e34eSShahar S Matityahu struct iwl_fw_dump_ptrs fw_error_dump = {}; 2363a6820511SSara Sharon struct iwl_fw_error_dump_file *dump_file; 2364a6820511SSara Sharon struct scatterlist *sg_dump_data; 2365a6820511SSara Sharon u32 file_len; 236679f033f6SSara Sharon u32 dump_mask = fwrt->fw->dbg.dump_mask; 2367a6820511SSara Sharon 23687a99c877SShahar S Matityahu dump_file = iwl_fw_error_dump_file(fwrt, &fw_error_dump, dump_data); 23694b49e34eSShahar S Matityahu if (!dump_file) 23707a99c877SShahar S Matityahu return; 2371a6820511SSara Sharon 23727a99c877SShahar S Matityahu if (dump_data->monitor_only) 237379f033f6SSara Sharon dump_mask &= IWL_FW_ERROR_DUMP_FW_MONITOR; 237479f033f6SSara Sharon 23754b49e34eSShahar S Matityahu fw_error_dump.trans_ptr = iwl_trans_dump_data(fwrt->trans, dump_mask); 2376a6820511SSara Sharon file_len = le32_to_cpu(dump_file->file_len); 23774b49e34eSShahar S Matityahu fw_error_dump.fwrt_len = file_len; 23784b49e34eSShahar S Matityahu 23794b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) { 23804b49e34eSShahar S Matityahu file_len += fw_error_dump.trans_ptr->len; 23817174beb6SJohannes Berg dump_file->file_len = cpu_to_le32(file_len); 2382a6820511SSara Sharon } 23837174beb6SJohannes Berg 23847174beb6SJohannes Berg sg_dump_data = alloc_sgtable(file_len); 23857174beb6SJohannes Berg if (sg_dump_data) { 23867174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 23877174beb6SJohannes Berg sg_nents(sg_dump_data), 23884b49e34eSShahar S Matityahu fw_error_dump.fwrt_ptr, 23894b49e34eSShahar S Matityahu fw_error_dump.fwrt_len, 0); 23904b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) 23917174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 23927174beb6SJohannes Berg sg_nents(sg_dump_data), 23934b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->data, 23944b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->len, 23954b49e34eSShahar S Matityahu fw_error_dump.fwrt_len); 23967174beb6SJohannes Berg dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 23977174beb6SJohannes Berg GFP_KERNEL); 23987174beb6SJohannes Berg } 23994b49e34eSShahar S Matityahu vfree(fw_error_dump.fwrt_ptr); 24004b49e34eSShahar S Matityahu vfree(fw_error_dump.trans_ptr); 24017174beb6SJohannes Berg } 24024b49e34eSShahar S Matityahu 24030fc296f8SShahar S Matityahu static void iwl_dump_ini_list_free(struct list_head *list) 24040fc296f8SShahar S Matityahu { 24050fc296f8SShahar S Matityahu while (!list_empty(list)) { 24060fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry = 24070fc296f8SShahar S Matityahu list_entry(list->next, typeof(*entry), list); 24080fc296f8SShahar S Matityahu 24090fc296f8SShahar S Matityahu list_del(&entry->list); 24106abe1e2eSShahar S Matityahu vfree(entry); 24110fc296f8SShahar S Matityahu } 24120fc296f8SShahar S Matityahu } 24130fc296f8SShahar S Matityahu 24143b589d56SShahar S Matityahu static void iwl_fw_error_dump_data_free(struct iwl_fwrt_dump_data *dump_data) 24154b49e34eSShahar S Matityahu { 24163b589d56SShahar S Matityahu dump_data->trig = NULL; 24173ed34fbfSShahar S Matityahu kfree(dump_data->fw_pkt); 24183ed34fbfSShahar S Matityahu dump_data->fw_pkt = NULL; 24193b589d56SShahar S Matityahu } 24203b589d56SShahar S Matityahu 24213b589d56SShahar S Matityahu static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt, 24223b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data) 24233b589d56SShahar S Matityahu { 24240fc296f8SShahar S Matityahu struct list_head dump_list = LIST_HEAD_INIT(dump_list); 24254b49e34eSShahar S Matityahu struct scatterlist *sg_dump_data; 24263b589d56SShahar S Matityahu u32 file_len = iwl_dump_ini_file_gen(fwrt, dump_data, &dump_list); 24274b49e34eSShahar S Matityahu 24280fc296f8SShahar S Matityahu if (!file_len) 24297a99c877SShahar S Matityahu return; 24304b49e34eSShahar S Matityahu 24314b49e34eSShahar S Matityahu sg_dump_data = alloc_sgtable(file_len); 24324b49e34eSShahar S Matityahu if (sg_dump_data) { 24330fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 24340fc296f8SShahar S Matityahu int sg_entries = sg_nents(sg_dump_data); 24350fc296f8SShahar S Matityahu u32 offs = 0; 24360fc296f8SShahar S Matityahu 24370fc296f8SShahar S Matityahu list_for_each_entry(entry, &dump_list, list) { 24380fc296f8SShahar S Matityahu sg_pcopy_from_buffer(sg_dump_data, sg_entries, 24390fc296f8SShahar S Matityahu entry->data, entry->size, offs); 24400fc296f8SShahar S Matityahu offs += entry->size; 24410fc296f8SShahar S Matityahu } 24424b49e34eSShahar S Matityahu dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 24434b49e34eSShahar S Matityahu GFP_KERNEL); 24444b49e34eSShahar S Matityahu } 24450fc296f8SShahar S Matityahu iwl_dump_ini_list_free(&dump_list); 24464b49e34eSShahar S Matityahu } 24477174beb6SJohannes Berg 24487174beb6SJohannes Berg const struct iwl_fw_dump_desc iwl_dump_desc_assert = { 24497174beb6SJohannes Berg .trig_desc = { 24507174beb6SJohannes Berg .type = cpu_to_le32(FW_DBG_TRIGGER_FW_ASSERT), 24517174beb6SJohannes Berg }, 24527174beb6SJohannes Berg }; 24537174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_dump_desc_assert); 24547174beb6SJohannes Berg 24557174beb6SJohannes Berg int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt, 2456124e0ebaSSara Sharon const struct iwl_fw_dump_desc *desc, 2457124e0ebaSSara Sharon bool monitor_only, 2458ea7cb829SSara Sharon unsigned int delay) 24597174beb6SJohannes Berg { 24607a99c877SShahar S Matityahu struct iwl_fwrt_wk_data *wk_data; 24617a99c877SShahar S Matityahu unsigned long idx; 24627a99c877SShahar S Matityahu 2463a1af4c48SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) { 24642abe24f9SShahar S Matityahu iwl_fw_free_dump_desc(fwrt, desc); 24653b589d56SShahar S Matityahu return 0; 24664b49e34eSShahar S Matityahu } 24674b49e34eSShahar S Matityahu 24687a99c877SShahar S Matityahu /* 24697a99c877SShahar S Matityahu * Check there is an available worker. 24707a99c877SShahar S Matityahu * ffz return value is undefined if no zero exists, 24717a99c877SShahar S Matityahu * so check against ~0UL first. 2472c7ab138eSShahar S Matityahu */ 24737a99c877SShahar S Matityahu if (fwrt->dump.active_wks == ~0UL) 24747174beb6SJohannes Berg return -EBUSY; 24757174beb6SJohannes Berg 24767a99c877SShahar S Matityahu idx = ffz(fwrt->dump.active_wks); 24777a99c877SShahar S Matityahu 24787a99c877SShahar S Matityahu if (idx >= IWL_FW_RUNTIME_DUMP_WK_NUM || 24797a99c877SShahar S Matityahu test_and_set_bit(fwrt->dump.wks[idx].idx, &fwrt->dump.active_wks)) 24807a99c877SShahar S Matityahu return -EBUSY; 24817a99c877SShahar S Matityahu 24827a99c877SShahar S Matityahu wk_data = &fwrt->dump.wks[idx]; 24837a99c877SShahar S Matityahu 24847a99c877SShahar S Matityahu if (WARN_ON(wk_data->dump_data.desc)) 24852abe24f9SShahar S Matityahu iwl_fw_free_dump_desc(fwrt, wk_data->dump_data.desc); 24867a99c877SShahar S Matityahu 24877a99c877SShahar S Matityahu wk_data->dump_data.desc = desc; 24887a99c877SShahar S Matityahu wk_data->dump_data.monitor_only = monitor_only; 24897174beb6SJohannes Berg 24907174beb6SJohannes Berg IWL_WARN(fwrt, "Collecting data: trigger %d fired.\n", 24917174beb6SJohannes Berg le32_to_cpu(desc->trig_desc.type)); 24927174beb6SJohannes Berg 24937a99c877SShahar S Matityahu schedule_delayed_work(&wk_data->wk, usecs_to_jiffies(delay)); 24947174beb6SJohannes Berg 24957174beb6SJohannes Berg return 0; 24967174beb6SJohannes Berg } 24977174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_desc); 24987174beb6SJohannes Berg 2499700b3799SShahar S Matityahu int iwl_fw_dbg_error_collect(struct iwl_fw_runtime *fwrt, 2500700b3799SShahar S Matityahu enum iwl_fw_dbg_trigger trig_type) 2501700b3799SShahar S Matityahu { 2502e4eee943SShahar S Matityahu if (!test_bit(STATUS_DEVICE_ENABLED, &fwrt->trans->status)) 2503e4eee943SShahar S Matityahu return -EIO; 2504e4eee943SShahar S Matityahu 2505f05f8eddSShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) { 2506f05f8eddSShahar S Matityahu if (trig_type != FW_DBG_TRIGGER_ALIVE_TIMEOUT) 2507f05f8eddSShahar S Matityahu return -EIO; 2508f05f8eddSShahar S Matityahu 2509f05f8eddSShahar S Matityahu iwl_dbg_tlv_time_point(fwrt, 2510f05f8eddSShahar S Matityahu IWL_FW_INI_TIME_POINT_HOST_ALIVE_TIMEOUT, 2511f05f8eddSShahar S Matityahu NULL); 2512f05f8eddSShahar S Matityahu } else { 2513f05f8eddSShahar S Matityahu struct iwl_fw_dump_desc *iwl_dump_error_desc; 2514f05f8eddSShahar S Matityahu int ret; 2515f05f8eddSShahar S Matityahu 2516f05f8eddSShahar S Matityahu iwl_dump_error_desc = 2517f05f8eddSShahar S Matityahu kmalloc(sizeof(*iwl_dump_error_desc), GFP_KERNEL); 2518f05f8eddSShahar S Matityahu 2519700b3799SShahar S Matityahu if (!iwl_dump_error_desc) 2520700b3799SShahar S Matityahu return -ENOMEM; 2521700b3799SShahar S Matityahu 2522700b3799SShahar S Matityahu iwl_dump_error_desc->trig_desc.type = cpu_to_le32(trig_type); 2523700b3799SShahar S Matityahu iwl_dump_error_desc->len = 0; 2524700b3799SShahar S Matityahu 2525f05f8eddSShahar S Matityahu ret = iwl_fw_dbg_collect_desc(fwrt, iwl_dump_error_desc, 2526f05f8eddSShahar S Matityahu false, 0); 2527f05f8eddSShahar S Matityahu if (ret) { 2528700b3799SShahar S Matityahu kfree(iwl_dump_error_desc); 2529f05f8eddSShahar S Matityahu return ret; 2530f05f8eddSShahar S Matityahu } 2531f05f8eddSShahar S Matityahu } 2532f05f8eddSShahar S Matityahu 253307d35b42SShahar S Matityahu iwl_trans_sync_nmi(fwrt->trans); 2534700b3799SShahar S Matityahu 2535f05f8eddSShahar S Matityahu return 0; 2536700b3799SShahar S Matityahu } 2537700b3799SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_error_collect); 2538700b3799SShahar S Matityahu 25394b49e34eSShahar S Matityahu int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt, 25407174beb6SJohannes Berg enum iwl_fw_dbg_trigger trig, 25417174beb6SJohannes Berg const char *str, size_t len, 2542af303252SSara Sharon struct iwl_fw_dbg_trigger_tlv *trigger) 25437174beb6SJohannes Berg { 25447174beb6SJohannes Berg struct iwl_fw_dump_desc *desc; 2545ea7cb829SSara Sharon unsigned int delay = 0; 2546124e0ebaSSara Sharon bool monitor_only = false; 25477174beb6SJohannes Berg 2548ea7cb829SSara Sharon if (trigger) { 2549ea7cb829SSara Sharon u16 occurrences = le16_to_cpu(trigger->occurrences) - 1; 2550ea7cb829SSara Sharon 2551ea7cb829SSara Sharon if (!le16_to_cpu(trigger->occurrences)) 2552af303252SSara Sharon return 0; 2553af303252SSara Sharon 2554ea7cb829SSara Sharon if (trigger->flags & IWL_FW_DBG_FORCE_RESTART) { 2555ea7cb829SSara Sharon IWL_WARN(fwrt, "Force restart: trigger %d fired.\n", 2556ea7cb829SSara Sharon trig); 2557378c8931SShahar S Matityahu iwl_force_nmi(fwrt->trans); 2558378c8931SShahar S Matityahu return 0; 2559378c8931SShahar S Matityahu } 2560378c8931SShahar S Matityahu 2561ea7cb829SSara Sharon trigger->occurrences = cpu_to_le16(occurrences); 2562124e0ebaSSara Sharon monitor_only = trigger->mode & IWL_FW_DBG_TRIGGER_MONITOR_ONLY; 2563159133c8SShahar S Matityahu 2564159133c8SShahar S Matityahu /* convert msec to usec */ 2565159133c8SShahar S Matityahu delay = le32_to_cpu(trigger->stop_delay) * USEC_PER_MSEC; 2566ea7cb829SSara Sharon } 2567ea7cb829SSara Sharon 25687174beb6SJohannes Berg desc = kzalloc(sizeof(*desc) + len, GFP_ATOMIC); 25697174beb6SJohannes Berg if (!desc) 25707174beb6SJohannes Berg return -ENOMEM; 25717174beb6SJohannes Berg 2572af303252SSara Sharon 25737174beb6SJohannes Berg desc->len = len; 25747174beb6SJohannes Berg desc->trig_desc.type = cpu_to_le32(trig); 25757174beb6SJohannes Berg memcpy(desc->trig_desc.data, str, len); 25767174beb6SJohannes Berg 2577124e0ebaSSara Sharon return iwl_fw_dbg_collect_desc(fwrt, desc, monitor_only, delay); 25787174beb6SJohannes Berg } 25794b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect); 2580fe1b7d6cSSara Sharon 25813b589d56SShahar S Matityahu int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, 25823b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data) 2583fe1b7d6cSSara Sharon { 25843b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trig = dump_data->trig; 25853b589d56SShahar S Matityahu enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point); 2586fe1b7d6cSSara Sharon u32 occur, delay; 2587c7ab138eSShahar S Matityahu unsigned long idx; 2588fe1b7d6cSSara Sharon 25893b589d56SShahar S Matityahu if (!iwl_fw_ini_trigger_on(fwrt, trig)) { 259053032e6eSShahar S Matityahu IWL_WARN(fwrt, "WRT: Trigger %d is not active, aborting dump\n", 25913b589d56SShahar S Matityahu tp_id); 259253032e6eSShahar S Matityahu return -EINVAL; 259353032e6eSShahar S Matityahu } 259453032e6eSShahar S Matityahu 25953b589d56SShahar S Matityahu delay = le32_to_cpu(trig->dump_delay); 25963b589d56SShahar S Matityahu occur = le32_to_cpu(trig->occurrences); 2597fe1b7d6cSSara Sharon if (!occur) 2598fe1b7d6cSSara Sharon return 0; 2599fe1b7d6cSSara Sharon 26003b589d56SShahar S Matityahu trig->occurrences = cpu_to_le32(--occur); 2601fe1b7d6cSSara Sharon 2602c7ab138eSShahar S Matityahu /* Check there is an available worker. 2603c7ab138eSShahar S Matityahu * ffz return value is undefined if no zero exists, 2604c7ab138eSShahar S Matityahu * so check against ~0UL first. 2605c7ab138eSShahar S Matityahu */ 2606c7ab138eSShahar S Matityahu if (fwrt->dump.active_wks == ~0UL) 260769166f7aSShahar S Matityahu return -EBUSY; 260869166f7aSShahar S Matityahu 2609c7ab138eSShahar S Matityahu idx = ffz(fwrt->dump.active_wks); 2610c7ab138eSShahar S Matityahu 2611c7ab138eSShahar S Matityahu if (idx >= IWL_FW_RUNTIME_DUMP_WK_NUM || 2612c7ab138eSShahar S Matityahu test_and_set_bit(fwrt->dump.wks[idx].idx, &fwrt->dump.active_wks)) 2613c7ab138eSShahar S Matityahu return -EBUSY; 2614c7ab138eSShahar S Matityahu 26153b589d56SShahar S Matityahu fwrt->dump.wks[idx].dump_data = *dump_data; 2616fe1b7d6cSSara Sharon 26173b589d56SShahar S Matityahu IWL_WARN(fwrt, "WRT: Collecting data: ini trigger %d fired.\n", tp_id); 2618fe1b7d6cSSara Sharon 2619c7ab138eSShahar S Matityahu schedule_delayed_work(&fwrt->dump.wks[idx].wk, usecs_to_jiffies(delay)); 2620fe1b7d6cSSara Sharon 26214b49e34eSShahar S Matityahu return 0; 2622fe1b7d6cSSara Sharon } 26237174beb6SJohannes Berg 26247174beb6SJohannes Berg int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt, 26257174beb6SJohannes Berg struct iwl_fw_dbg_trigger_tlv *trigger, 26267174beb6SJohannes Berg const char *fmt, ...) 26277174beb6SJohannes Berg { 26287174beb6SJohannes Berg int ret, len = 0; 26297174beb6SJohannes Berg char buf[64]; 26307174beb6SJohannes Berg 26313b589d56SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) 26323b589d56SShahar S Matityahu return 0; 26333b589d56SShahar S Matityahu 26347174beb6SJohannes Berg if (fmt) { 26357174beb6SJohannes Berg va_list ap; 26367174beb6SJohannes Berg 26377174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 26387174beb6SJohannes Berg 26397174beb6SJohannes Berg va_start(ap, fmt); 26407174beb6SJohannes Berg vsnprintf(buf, sizeof(buf), fmt, ap); 26417174beb6SJohannes Berg va_end(ap); 26427174beb6SJohannes Berg 26437174beb6SJohannes Berg /* check for truncation */ 26447174beb6SJohannes Berg if (WARN_ON_ONCE(buf[sizeof(buf) - 1])) 26457174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 26467174beb6SJohannes Berg 26477174beb6SJohannes Berg len = strlen(buf) + 1; 26487174beb6SJohannes Berg } 26497174beb6SJohannes Berg 26504b49e34eSShahar S Matityahu ret = iwl_fw_dbg_collect(fwrt, le32_to_cpu(trigger->id), buf, len, 26517174beb6SJohannes Berg trigger); 26527174beb6SJohannes Berg 26537174beb6SJohannes Berg if (ret) 26547174beb6SJohannes Berg return ret; 26557174beb6SJohannes Berg 26567174beb6SJohannes Berg return 0; 26577174beb6SJohannes Berg } 26587174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_trig); 26597174beb6SJohannes Berg 26607174beb6SJohannes Berg int iwl_fw_start_dbg_conf(struct iwl_fw_runtime *fwrt, u8 conf_id) 26617174beb6SJohannes Berg { 26627174beb6SJohannes Berg u8 *ptr; 26637174beb6SJohannes Berg int ret; 26647174beb6SJohannes Berg int i; 26657174beb6SJohannes Berg 266617b809c9SSara Sharon if (WARN_ONCE(conf_id >= ARRAY_SIZE(fwrt->fw->dbg.conf_tlv), 26677174beb6SJohannes Berg "Invalid configuration %d\n", conf_id)) 26687174beb6SJohannes Berg return -EINVAL; 26697174beb6SJohannes Berg 26707174beb6SJohannes Berg /* EARLY START - firmware's configuration is hard coded */ 267117b809c9SSara Sharon if ((!fwrt->fw->dbg.conf_tlv[conf_id] || 267217b809c9SSara Sharon !fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds) && 26737174beb6SJohannes Berg conf_id == FW_DBG_START_FROM_ALIVE) 26747174beb6SJohannes Berg return 0; 26757174beb6SJohannes Berg 267617b809c9SSara Sharon if (!fwrt->fw->dbg.conf_tlv[conf_id]) 26777174beb6SJohannes Berg return -EINVAL; 26787174beb6SJohannes Berg 26797174beb6SJohannes Berg if (fwrt->dump.conf != FW_DBG_INVALID) 268066d0a3b5SChris Down IWL_INFO(fwrt, "FW already configured (%d) - re-configuring\n", 26817174beb6SJohannes Berg fwrt->dump.conf); 26827174beb6SJohannes Berg 26837174beb6SJohannes Berg /* Send all HCMDs for configuring the FW debug */ 268417b809c9SSara Sharon ptr = (void *)&fwrt->fw->dbg.conf_tlv[conf_id]->hcmd; 268517b809c9SSara Sharon for (i = 0; i < fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds; i++) { 26867174beb6SJohannes Berg struct iwl_fw_dbg_conf_hcmd *cmd = (void *)ptr; 26877174beb6SJohannes Berg struct iwl_host_cmd hcmd = { 26887174beb6SJohannes Berg .id = cmd->id, 26897174beb6SJohannes Berg .len = { le16_to_cpu(cmd->len), }, 26907174beb6SJohannes Berg .data = { cmd->data, }, 26917174beb6SJohannes Berg }; 26927174beb6SJohannes Berg 26937174beb6SJohannes Berg ret = iwl_trans_send_cmd(fwrt->trans, &hcmd); 26947174beb6SJohannes Berg if (ret) 26957174beb6SJohannes Berg return ret; 26967174beb6SJohannes Berg 26977174beb6SJohannes Berg ptr += sizeof(*cmd); 26987174beb6SJohannes Berg ptr += le16_to_cpu(cmd->len); 26997174beb6SJohannes Berg } 27007174beb6SJohannes Berg 27017174beb6SJohannes Berg fwrt->dump.conf = conf_id; 27027174beb6SJohannes Berg 27037174beb6SJohannes Berg return 0; 27047174beb6SJohannes Berg } 27057174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_start_dbg_conf); 27067174beb6SJohannes Berg 27074244e7fcSShahar S Matityahu /* this function assumes dump_start was called beforehand and dump_end will be 27084244e7fcSShahar S Matityahu * called afterwards 27094244e7fcSShahar S Matityahu */ 2710c7ab138eSShahar S Matityahu static void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt, u8 wk_idx) 27117174beb6SJohannes Berg { 2712d25eec30SSara Sharon struct iwl_fw_dbg_params params = {0}; 27137a99c877SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data = 27147a99c877SShahar S Matityahu &fwrt->dump.wks[wk_idx].dump_data; 27157174beb6SJohannes Berg 2716c7ab138eSShahar S Matityahu if (!test_bit(wk_idx, &fwrt->dump.active_wks)) 27177174beb6SJohannes Berg return; 27187174beb6SJohannes Berg 27197a99c877SShahar S Matityahu if (!test_bit(STATUS_DEVICE_ENABLED, &fwrt->trans->status)) { 27207a99c877SShahar S Matityahu IWL_ERR(fwrt, "Device is not enabled - cannot dump error\n"); 2721c7ab138eSShahar S Matityahu goto out; 27228745f12aSShaul Triebitz } 27238745f12aSShaul Triebitz 27244b49e34eSShahar S Matityahu /* there's no point in fw dump if the bus is dead */ 27254b49e34eSShahar S Matityahu if (test_bit(STATUS_TRANS_DEAD, &fwrt->trans->status)) { 27264b49e34eSShahar S Matityahu IWL_ERR(fwrt, "Skip fw error dump since bus is dead\n"); 2727c7ab138eSShahar S Matityahu goto out; 27284b49e34eSShahar S Matityahu } 27294b49e34eSShahar S Matityahu 2730699b760bSLuca Coelho iwl_fw_dbg_stop_restart_recording(fwrt, ¶ms, true); 27317174beb6SJohannes Berg 2732a64d4e8dSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection start\n"); 2733a1af4c48SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) 27343b589d56SShahar S Matityahu iwl_fw_error_ini_dump(fwrt, &fwrt->dump.wks[wk_idx].dump_data); 27354b49e34eSShahar S Matityahu else 27367a99c877SShahar S Matityahu iwl_fw_error_dump(fwrt, &fwrt->dump.wks[wk_idx].dump_data); 2737a64d4e8dSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection done\n"); 27387174beb6SJohannes Berg 273957605833SShahar S Matityahu iwl_fw_dbg_stop_restart_recording(fwrt, ¶ms, false); 2740c7ab138eSShahar S Matityahu 2741c7ab138eSShahar S Matityahu out: 27422abe24f9SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) { 27437a99c877SShahar S Matityahu iwl_fw_error_dump_data_free(dump_data); 27442abe24f9SShahar S Matityahu } else { 27452abe24f9SShahar S Matityahu iwl_fw_free_dump_desc(fwrt, dump_data->desc); 27462abe24f9SShahar S Matityahu dump_data->desc = NULL; 27472abe24f9SShahar S Matityahu } 27487a99c877SShahar S Matityahu 2749c7ab138eSShahar S Matityahu clear_bit(wk_idx, &fwrt->dump.active_wks); 27504244e7fcSShahar S Matityahu } 27514244e7fcSShahar S Matityahu 27524244e7fcSShahar S Matityahu void iwl_fw_error_dump_wk(struct work_struct *work) 27534244e7fcSShahar S Matityahu { 27543b589d56SShahar S Matityahu struct iwl_fwrt_wk_data *wks = 27553b589d56SShahar S Matityahu container_of(work, typeof(*wks), wk.work); 27563b589d56SShahar S Matityahu struct iwl_fw_runtime *fwrt = 27573b589d56SShahar S Matityahu container_of(wks, typeof(*fwrt), dump.wks[wks->idx]); 2758c7ab138eSShahar S Matityahu 2759c7ab138eSShahar S Matityahu /* assumes the op mode mutex is locked in dump_start since 2760c7ab138eSShahar S Matityahu * iwl_fw_dbg_collect_sync can't run in parallel 2761c7ab138eSShahar S Matityahu */ 27624244e7fcSShahar S Matityahu if (fwrt->ops && fwrt->ops->dump_start && 27634244e7fcSShahar S Matityahu fwrt->ops->dump_start(fwrt->ops_ctx)) 27644244e7fcSShahar S Matityahu return; 27654244e7fcSShahar S Matityahu 2766c7ab138eSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt, wks->idx); 27674244e7fcSShahar S Matityahu 27687174beb6SJohannes Berg if (fwrt->ops && fwrt->ops->dump_end) 27697174beb6SJohannes Berg fwrt->ops->dump_end(fwrt->ops_ctx); 27707174beb6SJohannes Berg } 27717174beb6SJohannes Berg 27722d8c2615SShahar S Matityahu void iwl_fw_dbg_read_d3_debug_data(struct iwl_fw_runtime *fwrt) 27732d8c2615SShahar S Matityahu { 27742d8c2615SShahar S Matityahu const struct iwl_cfg *cfg = fwrt->trans->cfg; 27752d8c2615SShahar S Matityahu 27762d8c2615SShahar S Matityahu if (!iwl_fw_dbg_is_d3_debug_enabled(fwrt)) 27772d8c2615SShahar S Matityahu return; 27782d8c2615SShahar S Matityahu 27792d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 27802d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = kmalloc(cfg->d3_debug_data_length, 27812d8c2615SShahar S Matityahu GFP_KERNEL); 27822d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 27832d8c2615SShahar S Matityahu IWL_ERR(fwrt, 27842d8c2615SShahar S Matityahu "failed to allocate memory for D3 debug data\n"); 27852d8c2615SShahar S Matityahu return; 27862d8c2615SShahar S Matityahu } 27872d8c2615SShahar S Matityahu } 27882d8c2615SShahar S Matityahu 27892d8c2615SShahar S Matityahu /* if the buffer holds previous debug data it is overwritten */ 27902d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, cfg->d3_debug_data_base_addr, 27912d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data, 27922d8c2615SShahar S Matityahu cfg->d3_debug_data_length); 27932d8c2615SShahar S Matityahu } 27942d8c2615SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_read_d3_debug_data); 2795d47902f9SSara Sharon 2796203c83d3SShahar S Matityahu void iwl_fw_dbg_stop_sync(struct iwl_fw_runtime *fwrt) 2797700b3799SShahar S Matityahu { 2798c7ab138eSShahar S Matityahu int i; 2799c7ab138eSShahar S Matityahu 28009b1bcfccSShahar S Matityahu iwl_dbg_tlv_del_timers(fwrt->trans); 2801c7ab138eSShahar S Matityahu for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++) 2802c7ab138eSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt, i); 2803700b3799SShahar S Matityahu 280457605833SShahar S Matityahu iwl_fw_dbg_stop_restart_recording(fwrt, NULL, true); 2805700b3799SShahar S Matityahu } 2806203c83d3SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_stop_sync); 2807bfd8e3daSShahar S Matityahu 2808cc5470dfSShahar S Matityahu #define FSEQ_REG(x) { .addr = (x), .str = #x, } 2809cc5470dfSShahar S Matityahu 2810cc5470dfSShahar S Matityahu void iwl_fw_error_print_fseq_regs(struct iwl_fw_runtime *fwrt) 2811cc5470dfSShahar S Matityahu { 2812cc5470dfSShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 2813cc5470dfSShahar S Matityahu unsigned long flags; 2814cc5470dfSShahar S Matityahu int i; 2815cc5470dfSShahar S Matityahu struct { 2816cc5470dfSShahar S Matityahu u32 addr; 2817cc5470dfSShahar S Matityahu const char *str; 2818cc5470dfSShahar S Matityahu } fseq_regs[] = { 2819cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ERROR_CODE), 2820cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_INIT_VERSION), 2821cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVIO_INIT_VERSION), 2822cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_OTP_VERSION), 2823cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_CONTENT_VERSION), 2824cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ALIVE_TOKEN), 2825cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVI_ID), 2826cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVR_ID), 2827cc5470dfSShahar S Matityahu FSEQ_REG(CNVI_AUX_MISC_CHIP), 2828cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_AUX_MISC_CHIP), 2829cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM), 2830cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR), 2831cc5470dfSShahar S Matityahu }; 2832cc5470dfSShahar S Matityahu 2833cc5470dfSShahar S Matityahu if (!iwl_trans_grab_nic_access(trans, &flags)) 2834cc5470dfSShahar S Matityahu return; 2835cc5470dfSShahar S Matityahu 2836cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "Fseq Registers:\n"); 2837cc5470dfSShahar S Matityahu 2838cc5470dfSShahar S Matityahu for (i = 0; i < ARRAY_SIZE(fseq_regs); i++) 2839cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "0x%08X | %s\n", 2840cc5470dfSShahar S Matityahu iwl_read_prph_no_grab(trans, fseq_regs[i].addr), 2841cc5470dfSShahar S Matityahu fseq_regs[i].str); 2842cc5470dfSShahar S Matityahu 2843cc5470dfSShahar S Matityahu iwl_trans_release_nic_access(trans, &flags); 2844cc5470dfSShahar S Matityahu } 2845cc5470dfSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_error_print_fseq_regs); 2846b721f5b1SShahar S Matityahu 284757605833SShahar S Matityahu static int iwl_fw_dbg_suspend_resume_hcmd(struct iwl_trans *trans, bool suspend) 284857605833SShahar S Matityahu { 284957605833SShahar S Matityahu struct iwl_dbg_suspend_resume_cmd cmd = { 285057605833SShahar S Matityahu .operation = suspend ? 285157605833SShahar S Matityahu cpu_to_le32(DBGC_SUSPEND_CMD) : 285257605833SShahar S Matityahu cpu_to_le32(DBGC_RESUME_CMD), 285357605833SShahar S Matityahu }; 285457605833SShahar S Matityahu struct iwl_host_cmd hcmd = { 285557605833SShahar S Matityahu .id = WIDE_ID(DEBUG_GROUP, DBGC_SUSPEND_RESUME), 285657605833SShahar S Matityahu .data[0] = &cmd, 285757605833SShahar S Matityahu .len[0] = sizeof(cmd), 285857605833SShahar S Matityahu }; 285957605833SShahar S Matityahu 286057605833SShahar S Matityahu return iwl_trans_send_cmd(trans, &hcmd); 286157605833SShahar S Matityahu } 286257605833SShahar S Matityahu 286357605833SShahar S Matityahu static void iwl_fw_dbg_stop_recording(struct iwl_trans *trans, 2864b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 2865b721f5b1SShahar S Matityahu { 2866286ca8ebSLuca Coelho if (trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_7000) { 2867b721f5b1SShahar S Matityahu iwl_set_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x100); 2868b721f5b1SShahar S Matityahu return; 2869b721f5b1SShahar S Matityahu } 2870b721f5b1SShahar S Matityahu 2871b721f5b1SShahar S Matityahu if (params) { 2872b721f5b1SShahar S Matityahu params->in_sample = iwl_read_umac_prph(trans, DBGC_IN_SAMPLE); 2873b721f5b1SShahar S Matityahu params->out_ctrl = iwl_read_umac_prph(trans, DBGC_OUT_CTRL); 2874b721f5b1SShahar S Matityahu } 2875b721f5b1SShahar S Matityahu 2876b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, 0); 2877b721f5b1SShahar S Matityahu /* wait for the DBGC to finish writing the internal buffer to DRAM to 2878b721f5b1SShahar S Matityahu * avoid halting the HW while writing 2879b721f5b1SShahar S Matityahu */ 2880b721f5b1SShahar S Matityahu usleep_range(700, 1000); 2881b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_OUT_CTRL, 0); 2882b721f5b1SShahar S Matityahu } 2883b721f5b1SShahar S Matityahu 288457605833SShahar S Matityahu static int iwl_fw_dbg_restart_recording(struct iwl_trans *trans, 2885b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 2886b721f5b1SShahar S Matityahu { 288757605833SShahar S Matityahu if (!params) 288857605833SShahar S Matityahu return -EIO; 2889b721f5b1SShahar S Matityahu 2890286ca8ebSLuca Coelho if (trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_7000) { 2891b721f5b1SShahar S Matityahu iwl_clear_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x100); 2892b721f5b1SShahar S Matityahu iwl_clear_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1); 2893b721f5b1SShahar S Matityahu iwl_set_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1); 2894b721f5b1SShahar S Matityahu } else { 2895b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, params->in_sample); 2896b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_OUT_CTRL, params->out_ctrl); 2897b721f5b1SShahar S Matityahu } 289857605833SShahar S Matityahu 289957605833SShahar S Matityahu return 0; 2900b721f5b1SShahar S Matityahu } 2901b721f5b1SShahar S Matityahu 2902699b760bSLuca Coelho void iwl_fw_dbg_stop_restart_recording(struct iwl_fw_runtime *fwrt, 290357605833SShahar S Matityahu struct iwl_fw_dbg_params *params, 290457605833SShahar S Matityahu bool stop) 2905b721f5b1SShahar S Matityahu { 2906281277b2SJohannes Berg int ret __maybe_unused = 0; 290757605833SShahar S Matityahu 2908990aba28SShahar S Matityahu if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status)) 2909699b760bSLuca Coelho return; 2910b721f5b1SShahar S Matityahu 291157605833SShahar S Matityahu if (fw_has_capa(&fwrt->fw->ucode_capa, 291257605833SShahar S Matityahu IWL_UCODE_TLV_CAPA_DBG_SUSPEND_RESUME_CMD_SUPP)) 291357605833SShahar S Matityahu ret = iwl_fw_dbg_suspend_resume_hcmd(fwrt->trans, stop); 291457605833SShahar S Matityahu else if (stop) 291557605833SShahar S Matityahu iwl_fw_dbg_stop_recording(fwrt->trans, params); 291657605833SShahar S Matityahu else 291757605833SShahar S Matityahu ret = iwl_fw_dbg_restart_recording(fwrt->trans, params); 2918b721f5b1SShahar S Matityahu #ifdef CONFIG_IWLWIFI_DEBUGFS 291957605833SShahar S Matityahu if (!ret) { 292057605833SShahar S Matityahu if (stop) 292157605833SShahar S Matityahu fwrt->trans->dbg.rec_on = false; 292257605833SShahar S Matityahu else 2923b721f5b1SShahar S Matityahu iwl_fw_set_dbg_rec_on(fwrt); 2924b721f5b1SShahar S Matityahu } 292557605833SShahar S Matityahu #endif 292657605833SShahar S Matityahu } 292757605833SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_stop_restart_recording); 2928