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 11d4f4793cSShaul Triebitz * Copyright(c) 2018 - 2019 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 34d4f4793cSShaul Triebitz * Copyright(c) 2018 - 2019 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 } 6497174beb6SJohannes Berg return NULL; 6507174beb6SJohannes Berg } 6517174beb6SJohannes Berg alloc_size = min_t(int, size, PAGE_SIZE); 6527174beb6SJohannes Berg size -= PAGE_SIZE; 6537174beb6SJohannes Berg sg_set_page(iter, new_page, alloc_size, 0); 6547174beb6SJohannes Berg } 6557174beb6SJohannes Berg return table; 6567174beb6SJohannes Berg } 6577174beb6SJohannes Berg 6587e08baebSShahar S Matityahu static void iwl_fw_get_prph_len(struct iwl_fw_runtime *fwrt, 6597e08baebSShahar S Matityahu const struct iwl_prph_range *iwl_prph_dump_addr, 6607e08baebSShahar S Matityahu u32 range_len, void *ptr) 661da752717SShahar S Matityahu { 6627e08baebSShahar S Matityahu u32 *prph_len = (u32 *)ptr; 6637e08baebSShahar S Matityahu int i, num_bytes_in_chunk; 664da752717SShahar S Matityahu 6657e08baebSShahar S Matityahu if (!prph_len) 6667e08baebSShahar S Matityahu return; 6677e08baebSShahar S Matityahu 6687e08baebSShahar S Matityahu for (i = 0; i < range_len; i++) { 669da752717SShahar S Matityahu /* The range includes both boundaries */ 6707e08baebSShahar S Matityahu num_bytes_in_chunk = 6717e08baebSShahar S Matityahu iwl_prph_dump_addr[i].end - 6727e08baebSShahar S Matityahu iwl_prph_dump_addr[i].start + 4; 673da752717SShahar S Matityahu 6747e08baebSShahar S Matityahu *prph_len += sizeof(struct iwl_fw_error_dump_data) + 675da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_prph) + 676da752717SShahar S Matityahu num_bytes_in_chunk; 677da752717SShahar S Matityahu } 6787e08baebSShahar S Matityahu } 6797e08baebSShahar S Matityahu 6807e08baebSShahar S Matityahu static void iwl_fw_prph_handler(struct iwl_fw_runtime *fwrt, void *ptr, 6817e08baebSShahar S Matityahu void (*handler)(struct iwl_fw_runtime *, 6827e08baebSShahar S Matityahu const struct iwl_prph_range *, 6837e08baebSShahar S Matityahu u32, void *)) 6847e08baebSShahar S Matityahu { 6857e08baebSShahar S Matityahu u32 range_len; 6867e08baebSShahar S Matityahu 687286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) { 68832d2282aSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_ax210); 68932d2282aSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_ax210, range_len, ptr); 690286ca8ebSLuca Coelho } else if (fwrt->trans->trans_cfg->device_family >= 69179b6c8feSLuca Coelho IWL_DEVICE_FAMILY_22000) { 6927e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_22000); 6937e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_22000, range_len, ptr); 6947e08baebSShahar S Matityahu } else { 6957e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_comm); 6967e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_comm, range_len, ptr); 697da752717SShahar S Matityahu 698286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->mq_rx_supported) { 6997e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_9000); 7007e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_9000, range_len, ptr); 701da752717SShahar S Matityahu } 702da752717SShahar S Matityahu } 703da752717SShahar S Matityahu } 704da752717SShahar S Matityahu 705da752717SShahar S Matityahu static void iwl_fw_dump_mem(struct iwl_fw_runtime *fwrt, 706da752717SShahar S Matityahu struct iwl_fw_error_dump_data **dump_data, 7077339cc29SSara Sharon u32 len, u32 ofs, u32 type) 708da752717SShahar S Matityahu { 709da752717SShahar S Matityahu struct iwl_fw_error_dump_mem *dump_mem; 710da752717SShahar S Matityahu 7117339cc29SSara Sharon if (!len) 7127339cc29SSara Sharon return; 713da752717SShahar S Matityahu 714da752717SShahar S Matityahu (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM); 715da752717SShahar S Matityahu (*dump_data)->len = cpu_to_le32(len + sizeof(*dump_mem)); 716da752717SShahar S Matityahu dump_mem = (void *)(*dump_data)->data; 7177339cc29SSara Sharon dump_mem->type = cpu_to_le32(type); 718da752717SShahar S Matityahu dump_mem->offset = cpu_to_le32(ofs); 719da752717SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, ofs, dump_mem->data, len); 720da752717SShahar S Matityahu *dump_data = iwl_fw_error_next_data(*dump_data); 721da752717SShahar S Matityahu 7227339cc29SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT memory dump. Type=%u\n", dump_mem->type); 723da752717SShahar S Matityahu } 724da752717SShahar S Matityahu 72568025d5fSSara Sharon #define ADD_LEN(len, item_len, const_len) \ 72668025d5fSSara Sharon do {size_t item = item_len; len += (!!item) * const_len + item; } \ 72768025d5fSSara Sharon while (0) 72868025d5fSSara Sharon 72932b258e9SSara Sharon static int iwl_fw_rxf_len(struct iwl_fw_runtime *fwrt, 73068025d5fSSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 73168025d5fSSara Sharon { 73268025d5fSSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 73368025d5fSSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 73468025d5fSSara Sharon u32 fifo_len = 0; 73568025d5fSSara Sharon int i; 73668025d5fSSara Sharon 737e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RXF)) 73832b258e9SSara Sharon return 0; 73968025d5fSSara Sharon 74068025d5fSSara Sharon /* Count RXF2 size */ 74168025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->rxfifo2_size, hdr_len); 74268025d5fSSara Sharon 74368025d5fSSara Sharon /* Count RXF1 sizes */ 744acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 745acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 746acf42a95SMordechay Goodstein 74768025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) 74868025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].rxfifo1_size, hdr_len); 74968025d5fSSara Sharon 75032b258e9SSara Sharon return fifo_len; 75132b258e9SSara Sharon } 75232b258e9SSara Sharon 75332b258e9SSara Sharon static int iwl_fw_txf_len(struct iwl_fw_runtime *fwrt, 75432b258e9SSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 75532b258e9SSara Sharon { 75632b258e9SSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 75732b258e9SSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 75832b258e9SSara Sharon u32 fifo_len = 0; 75932b258e9SSara Sharon int i; 76032b258e9SSara Sharon 761e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_TXF)) 76268025d5fSSara Sharon goto dump_internal_txf; 76368025d5fSSara Sharon 76468025d5fSSara Sharon /* Count TXF sizes */ 765acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 766acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 767acf42a95SMordechay Goodstein 76868025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) { 76968025d5fSSara Sharon int j; 77068025d5fSSara Sharon 77168025d5fSSara Sharon for (j = 0; j < mem_cfg->num_txfifo_entries; j++) 77268025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].txfifo_size[j], 77368025d5fSSara Sharon hdr_len); 77468025d5fSSara Sharon } 77568025d5fSSara Sharon 77668025d5fSSara Sharon dump_internal_txf: 777e488e593SSara Sharon if (!(iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_INTERNAL_TXF) && 77868025d5fSSara Sharon fw_has_capa(&fwrt->fw->ucode_capa, 77968025d5fSSara Sharon IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG))) 78068025d5fSSara Sharon goto out; 78168025d5fSSara Sharon 78268025d5fSSara Sharon for (i = 0; i < ARRAY_SIZE(mem_cfg->internal_txfifo_size); i++) 78368025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->internal_txfifo_size[i], hdr_len); 78468025d5fSSara Sharon 78568025d5fSSara Sharon out: 78668025d5fSSara Sharon return fifo_len; 78768025d5fSSara Sharon } 78868025d5fSSara Sharon 78956b657f7SSara Sharon static void iwl_dump_paging(struct iwl_fw_runtime *fwrt, 79056b657f7SSara Sharon struct iwl_fw_error_dump_data **data) 79156b657f7SSara Sharon { 79256b657f7SSara Sharon int i; 79356b657f7SSara Sharon 79456b657f7SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT paging dump\n"); 79556b657f7SSara Sharon for (i = 1; i < fwrt->num_of_paging_blk + 1; i++) { 79656b657f7SSara Sharon struct iwl_fw_error_dump_paging *paging; 79756b657f7SSara Sharon struct page *pages = 79856b657f7SSara Sharon fwrt->fw_paging_db[i].fw_paging_block; 79956b657f7SSara Sharon dma_addr_t addr = fwrt->fw_paging_db[i].fw_paging_phys; 80056b657f7SSara Sharon 80156b657f7SSara Sharon (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PAGING); 80256b657f7SSara Sharon (*data)->len = cpu_to_le32(sizeof(*paging) + 80356b657f7SSara Sharon PAGING_BLOCK_SIZE); 80456b657f7SSara Sharon paging = (void *)(*data)->data; 80556b657f7SSara Sharon paging->index = cpu_to_le32(i); 80656b657f7SSara Sharon dma_sync_single_for_cpu(fwrt->trans->dev, addr, 80756b657f7SSara Sharon PAGING_BLOCK_SIZE, 80856b657f7SSara Sharon DMA_BIDIRECTIONAL); 80956b657f7SSara Sharon memcpy(paging->data, page_address(pages), 81056b657f7SSara Sharon PAGING_BLOCK_SIZE); 8117e316572SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, 8127e316572SShahar S Matityahu PAGING_BLOCK_SIZE, 8137e316572SShahar S Matityahu DMA_BIDIRECTIONAL); 81456b657f7SSara Sharon (*data) = iwl_fw_error_next_data(*data); 81556b657f7SSara Sharon } 81656b657f7SSara Sharon } 81756b657f7SSara Sharon 818a6820511SSara Sharon static struct iwl_fw_error_dump_file * 8194b49e34eSShahar S Matityahu iwl_fw_error_dump_file(struct iwl_fw_runtime *fwrt, 820a6820511SSara Sharon struct iwl_fw_dump_ptrs *fw_error_dump) 8217174beb6SJohannes Berg { 8227174beb6SJohannes Berg struct iwl_fw_error_dump_file *dump_file; 8237174beb6SJohannes Berg struct iwl_fw_error_dump_data *dump_data; 8247174beb6SJohannes Berg struct iwl_fw_error_dump_info *dump_info; 825ce27f005SGolan Ben-Ami struct iwl_fw_error_dump_smem_cfg *dump_smem_cfg; 8267174beb6SJohannes Berg struct iwl_fw_error_dump_trigger_desc *dump_trig; 8277174beb6SJohannes Berg u32 sram_len, sram_ofs; 82868025d5fSSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_mem = fwrt->fw->dbg.mem_tlv; 829ce27f005SGolan Ben-Ami struct iwl_fwrt_shared_mem_cfg *mem_cfg = &fwrt->smem_cfg; 83068025d5fSSara Sharon u32 file_len, fifo_len = 0, prph_len = 0, radio_len = 0; 83117b809c9SSara Sharon u32 smem_len = fwrt->fw->dbg.n_mem_tlv ? 0 : fwrt->trans->cfg->smem_len; 83217b809c9SSara Sharon u32 sram2_len = fwrt->fw->dbg.n_mem_tlv ? 8337174beb6SJohannes Berg 0 : fwrt->trans->cfg->dccm2_len; 8347174beb6SJohannes Berg int i; 8357174beb6SJohannes Berg 8367174beb6SJohannes Berg /* SRAM - include stack CCM if driver knows the values for it */ 8377174beb6SJohannes Berg if (!fwrt->trans->cfg->dccm_offset || !fwrt->trans->cfg->dccm_len) { 8387174beb6SJohannes Berg const struct fw_img *img; 8397174beb6SJohannes Berg 840162b22c9SLiad Kaufman if (fwrt->cur_fw_img >= IWL_UCODE_TYPE_MAX) 841162b22c9SLiad Kaufman return NULL; 8427174beb6SJohannes Berg img = &fwrt->fw->img[fwrt->cur_fw_img]; 8437174beb6SJohannes Berg sram_ofs = img->sec[IWL_UCODE_SECTION_DATA].offset; 8447174beb6SJohannes Berg sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; 8457174beb6SJohannes Berg } else { 8467174beb6SJohannes Berg sram_ofs = fwrt->trans->cfg->dccm_offset; 8477174beb6SJohannes Berg sram_len = fwrt->trans->cfg->dccm_len; 8487174beb6SJohannes Berg } 8497174beb6SJohannes Berg 8507174beb6SJohannes Berg /* reading RXF/TXF sizes */ 8517174beb6SJohannes Berg if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status)) { 85232b258e9SSara Sharon fifo_len = iwl_fw_rxf_len(fwrt, mem_cfg); 85332b258e9SSara Sharon fifo_len += iwl_fw_txf_len(fwrt, mem_cfg); 8547174beb6SJohannes Berg 8557174beb6SJohannes Berg /* Make room for PRPH registers */ 8567e08baebSShahar S Matityahu if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_PRPH)) 8577e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &prph_len, 8587e08baebSShahar S Matityahu iwl_fw_get_prph_len); 8597174beb6SJohannes Berg 860286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->device_family == 86179b6c8feSLuca Coelho IWL_DEVICE_FAMILY_7000 && 862e488e593SSara Sharon iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RADIO_REG)) 8637174beb6SJohannes Berg radio_len = sizeof(*dump_data) + RADIO_REG_MAX_READ; 8647174beb6SJohannes Berg } 8657174beb6SJohannes Berg 86668025d5fSSara Sharon file_len = sizeof(*dump_file) + fifo_len + prph_len + radio_len; 8677174beb6SJohannes Berg 868e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) 869520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_info); 870e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) 871520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_smem_cfg); 872520f03eaSShahar S Matityahu 873e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 87468025d5fSSara Sharon size_t hdr_len = sizeof(*dump_data) + 875da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_mem); 8767174beb6SJohannes Berg 87768025d5fSSara Sharon /* Dump SRAM only if no mem_tlvs */ 87868025d5fSSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 87968025d5fSSara Sharon ADD_LEN(file_len, sram_len, hdr_len); 8807174beb6SJohannes Berg 88168025d5fSSara Sharon /* Make room for all mem types that exist */ 88268025d5fSSara Sharon ADD_LEN(file_len, smem_len, hdr_len); 88368025d5fSSara Sharon ADD_LEN(file_len, sram2_len, hdr_len); 88468025d5fSSara Sharon 88568025d5fSSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) 88668025d5fSSara Sharon ADD_LEN(file_len, le32_to_cpu(fw_mem[i].len), hdr_len); 887520f03eaSShahar S Matityahu } 8887174beb6SJohannes Berg 8897174beb6SJohannes Berg /* Make room for fw's virtual image pages, if it exists */ 89056b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 8917174beb6SJohannes Berg file_len += fwrt->num_of_paging_blk * 8927174beb6SJohannes Berg (sizeof(*dump_data) + 8937174beb6SJohannes Berg sizeof(struct iwl_fw_error_dump_paging) + 8947174beb6SJohannes Berg PAGING_BLOCK_SIZE); 8957174beb6SJohannes Berg 8962d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 8972d8c2615SShahar S Matityahu file_len += sizeof(*dump_data) + 8982d8c2615SShahar S Matityahu fwrt->trans->cfg->d3_debug_data_length * 2; 8992d8c2615SShahar S Matityahu } 9002d8c2615SShahar S Matityahu 9017174beb6SJohannes Berg /* If we only want a monitor dump, reset the file length */ 902124e0ebaSSara Sharon if (fwrt->dump.monitor_only) { 903ce27f005SGolan Ben-Ami file_len = sizeof(*dump_file) + sizeof(*dump_data) * 2 + 904ce27f005SGolan Ben-Ami sizeof(*dump_info) + sizeof(*dump_smem_cfg); 9057174beb6SJohannes Berg } 9067174beb6SJohannes Berg 907e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 908520f03eaSShahar S Matityahu fwrt->dump.desc) 9097174beb6SJohannes Berg file_len += sizeof(*dump_data) + sizeof(*dump_trig) + 9107174beb6SJohannes Berg fwrt->dump.desc->len; 9117174beb6SJohannes Berg 9127174beb6SJohannes Berg dump_file = vzalloc(file_len); 913a6820511SSara Sharon if (!dump_file) 914a6820511SSara Sharon return NULL; 9157174beb6SJohannes Berg 9167174beb6SJohannes Berg fw_error_dump->fwrt_ptr = dump_file; 9177174beb6SJohannes Berg 9187174beb6SJohannes Berg dump_file->barker = cpu_to_le32(IWL_FW_ERROR_DUMP_BARKER); 9197174beb6SJohannes Berg dump_data = (void *)dump_file->data; 9207174beb6SJohannes Berg 921e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) { 9227174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_DEV_FW_INFO); 9237174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_info)); 9247174beb6SJohannes Berg dump_info = (void *)dump_data->data; 925391481adSShahar S Matityahu dump_info->hw_type = 926391481adSShahar S Matityahu cpu_to_le32(CSR_HW_REV_TYPE(fwrt->trans->hw_rev)); 927520f03eaSShahar S Matityahu dump_info->hw_step = 928520f03eaSShahar S Matityahu cpu_to_le32(CSR_HW_REV_STEP(fwrt->trans->hw_rev)); 9297174beb6SJohannes Berg memcpy(dump_info->fw_human_readable, fwrt->fw->human_readable, 9307174beb6SJohannes Berg sizeof(dump_info->fw_human_readable)); 9317174beb6SJohannes Berg strncpy(dump_info->dev_human_readable, fwrt->trans->cfg->name, 932520f03eaSShahar S Matityahu sizeof(dump_info->dev_human_readable) - 1); 9337174beb6SJohannes Berg strncpy(dump_info->bus_human_readable, fwrt->dev->bus->name, 934520f03eaSShahar S Matityahu sizeof(dump_info->bus_human_readable) - 1); 935d3561e0eSShahar S Matityahu dump_info->num_of_lmacs = fwrt->smem_cfg.num_lmacs; 936d3561e0eSShahar S Matityahu dump_info->lmac_err_id[0] = 937d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[0]); 938d3561e0eSShahar S Matityahu if (fwrt->smem_cfg.num_lmacs > 1) 939d3561e0eSShahar S Matityahu dump_info->lmac_err_id[1] = 940d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[1]); 941d3561e0eSShahar S Matityahu dump_info->umac_err_id = cpu_to_le32(fwrt->dump.umac_err_id); 9427174beb6SJohannes Berg 9437174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 944520f03eaSShahar S Matityahu } 945ce27f005SGolan Ben-Ami 946e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) { 947ce27f005SGolan Ben-Ami /* Dump shared memory configuration */ 948ce27f005SGolan Ben-Ami dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM_CFG); 949ce27f005SGolan Ben-Ami dump_data->len = cpu_to_le32(sizeof(*dump_smem_cfg)); 950ce27f005SGolan Ben-Ami dump_smem_cfg = (void *)dump_data->data; 951ce27f005SGolan Ben-Ami dump_smem_cfg->num_lmacs = cpu_to_le32(mem_cfg->num_lmacs); 952ce27f005SGolan Ben-Ami dump_smem_cfg->num_txfifo_entries = 953ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->num_txfifo_entries); 954ce27f005SGolan Ben-Ami for (i = 0; i < MAX_NUM_LMAC; i++) { 955ce27f005SGolan Ben-Ami int j; 956520f03eaSShahar S Matityahu u32 *txf_size = mem_cfg->lmac[i].txfifo_size; 957ce27f005SGolan Ben-Ami 958ce27f005SGolan Ben-Ami for (j = 0; j < TX_FIFO_MAX_NUM; j++) 959ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].txfifo_size[j] = 960520f03eaSShahar S Matityahu cpu_to_le32(txf_size[j]); 961ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].rxfifo1_size = 962ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->lmac[i].rxfifo1_size); 963ce27f005SGolan Ben-Ami } 964520f03eaSShahar S Matityahu dump_smem_cfg->rxfifo2_size = 965520f03eaSShahar S Matityahu cpu_to_le32(mem_cfg->rxfifo2_size); 966ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_addr = 967ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_addr); 968ce27f005SGolan Ben-Ami for (i = 0; i < TX_FIFO_INTERNAL_MAX_NUM; i++) { 969ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_size[i] = 970ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_size[i]); 971ce27f005SGolan Ben-Ami } 972ce27f005SGolan Ben-Ami 973ce27f005SGolan Ben-Ami dump_data = iwl_fw_error_next_data(dump_data); 974520f03eaSShahar S Matityahu } 975ce27f005SGolan Ben-Ami 9767174beb6SJohannes Berg /* We only dump the FIFOs if the FW is in error state */ 97768025d5fSSara Sharon if (fifo_len) { 97832b258e9SSara Sharon iwl_fw_dump_rxf(fwrt, &dump_data); 97932b258e9SSara Sharon iwl_fw_dump_txf(fwrt, &dump_data); 98056fe12d2SShahar S Matityahu } 98156fe12d2SShahar S Matityahu 9827174beb6SJohannes Berg if (radio_len) 9837174beb6SJohannes Berg iwl_read_radio_regs(fwrt, &dump_data); 9847174beb6SJohannes Berg 985e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 986520f03eaSShahar S Matityahu fwrt->dump.desc) { 9877174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_ERROR_INFO); 9887174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_trig) + 9897174beb6SJohannes Berg fwrt->dump.desc->len); 9907174beb6SJohannes Berg dump_trig = (void *)dump_data->data; 9917174beb6SJohannes Berg memcpy(dump_trig, &fwrt->dump.desc->trig_desc, 9927174beb6SJohannes Berg sizeof(*dump_trig) + fwrt->dump.desc->len); 9937174beb6SJohannes Berg 9947174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 9957174beb6SJohannes Berg } 9967174beb6SJohannes Berg 9977174beb6SJohannes Berg /* In case we only want monitor dump, skip to dump trasport data */ 998124e0ebaSSara Sharon if (fwrt->dump.monitor_only) 999a6820511SSara Sharon goto out; 10007174beb6SJohannes Berg 1001e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 10027339cc29SSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_dbg_mem = 10037339cc29SSara Sharon fwrt->fw->dbg.mem_tlv; 1004da752717SShahar S Matityahu 10057339cc29SSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 10067339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram_len, sram_ofs, 10077339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 10087339cc29SSara Sharon 10097339cc29SSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) { 10107339cc29SSara Sharon u32 len = le32_to_cpu(fw_dbg_mem[i].len); 10117339cc29SSara Sharon u32 ofs = le32_to_cpu(fw_dbg_mem[i].ofs); 10127339cc29SSara Sharon 10137339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, len, ofs, 10147339cc29SSara Sharon le32_to_cpu(fw_dbg_mem[i].data_type)); 10157339cc29SSara Sharon } 10167339cc29SSara Sharon 10177339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, smem_len, 10187339cc29SSara Sharon fwrt->trans->cfg->smem_offset, 10197339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SMEM); 10207339cc29SSara Sharon 10217339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram2_len, 10227339cc29SSara Sharon fwrt->trans->cfg->dccm2_offset, 10237339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 10247339cc29SSara Sharon } 10257174beb6SJohannes Berg 10262d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 10272d8c2615SShahar S Matityahu u32 addr = fwrt->trans->cfg->d3_debug_data_base_addr; 10282d8c2615SShahar S Matityahu size_t data_size = fwrt->trans->cfg->d3_debug_data_length; 10292d8c2615SShahar S Matityahu 10302d8c2615SShahar S Matityahu dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_D3_DEBUG_DATA); 10312d8c2615SShahar S Matityahu dump_data->len = cpu_to_le32(data_size * 2); 10322d8c2615SShahar S Matityahu 1033da752717SShahar S Matityahu memcpy(dump_data->data, fwrt->dump.d3_debug_data, data_size); 10342d8c2615SShahar S Matityahu 10352d8c2615SShahar S Matityahu kfree(fwrt->dump.d3_debug_data); 10362d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = NULL; 10372d8c2615SShahar S Matityahu 10382d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, 10392d8c2615SShahar S Matityahu dump_data->data + data_size, 10402d8c2615SShahar S Matityahu data_size); 10412d8c2615SShahar S Matityahu 10422d8c2615SShahar S Matityahu dump_data = iwl_fw_error_next_data(dump_data); 10432d8c2615SShahar S Matityahu } 10442d8c2615SShahar S Matityahu 10457174beb6SJohannes Berg /* Dump fw's virtual image */ 104656b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 104756b657f7SSara Sharon iwl_dump_paging(fwrt, &dump_data); 10487174beb6SJohannes Berg 10497e08baebSShahar S Matityahu if (prph_len) 10507e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &dump_data, iwl_dump_prph); 10517174beb6SJohannes Berg 1052a6820511SSara Sharon out: 1053a6820511SSara Sharon dump_file->file_len = cpu_to_le32(file_len); 1054a6820511SSara Sharon return dump_file; 1055a6820511SSara Sharon } 1056a6820511SSara Sharon 1057c9fe75e9SShahar S Matityahu /** 1058c9fe75e9SShahar S Matityahu * struct iwl_dump_ini_region_data - region data 1059c9fe75e9SShahar S Matityahu * @reg_tlv: region TLV 1060c9fe75e9SShahar S Matityahu */ 1061c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data { 1062c9fe75e9SShahar S Matityahu struct iwl_ucode_tlv *reg_tlv; 1063c9fe75e9SShahar S Matityahu }; 1064c9fe75e9SShahar S Matityahu 10658d534e96SShahar S Matityahu static int iwl_dump_ini_prph_iter(struct iwl_fw_runtime *fwrt, 1066c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 10671a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 10688d534e96SShahar S Matityahu { 1069c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 10701a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 10718d534e96SShahar S Matityahu __le32 *val = range->data; 10729802162fSShahar S Matityahu u32 prph_val; 1073c9fe75e9SShahar S Matityahu u32 addr = le32_to_cpu(reg->addrs[idx]) + 1074c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.offset); 10758d534e96SShahar S Matityahu int i; 10768d534e96SShahar S Matityahu 107797319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1078c9fe75e9SShahar S Matityahu range->range_data_size = reg->dev_addr.size; 1079c9fe75e9SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) { 10809802162fSShahar S Matityahu prph_val = iwl_read_prph(fwrt->trans, addr + i); 10818d534e96SShahar S Matityahu if (prph_val == 0x5a5a5a5a) 10821b64d58bSShahar S Matityahu return -EBUSY; 10838d534e96SShahar S Matityahu *val++ = cpu_to_le32(prph_val); 10848d534e96SShahar S Matityahu } 10851a6c8bb7SShahar S Matityahu 10861a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 10878d534e96SShahar S Matityahu } 10888d534e96SShahar S Matityahu 1089f4f907aaSShahar S Matityahu static int iwl_dump_ini_csr_iter(struct iwl_fw_runtime *fwrt, 1090c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 10911a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1092f4f907aaSShahar S Matityahu { 1093c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 10941a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1095f4f907aaSShahar S Matityahu __le32 *val = range->data; 1096c9fe75e9SShahar S Matityahu u32 addr = le32_to_cpu(reg->addrs[idx]) + 1097c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.offset); 1098f4f907aaSShahar S Matityahu int i; 1099f4f907aaSShahar S Matityahu 110097319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1101c9fe75e9SShahar S Matityahu range->range_data_size = reg->dev_addr.size; 1102c9fe75e9SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) 11039802162fSShahar S Matityahu *val++ = cpu_to_le32(iwl_trans_read32(fwrt->trans, addr + i)); 11041a6c8bb7SShahar S Matityahu 11051a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1106f4f907aaSShahar S Matityahu } 1107f4f907aaSShahar S Matityahu 11086e9f8f99SShahar S Matityahu static int iwl_dump_ini_dev_mem_iter(struct iwl_fw_runtime *fwrt, 1109c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 11101a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 11116e9f8f99SShahar S Matityahu { 1112c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 11131a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1114c9fe75e9SShahar S Matityahu u32 addr = le32_to_cpu(reg->addrs[idx]) + 1115c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.offset); 11166e9f8f99SShahar S Matityahu 111797319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1118c9fe75e9SShahar S Matityahu range->range_data_size = reg->dev_addr.size; 11199802162fSShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1120c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.size)); 11211a6c8bb7SShahar S Matityahu 11221a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 11236e9f8f99SShahar S Matityahu } 11246e9f8f99SShahar S Matityahu 1125bdc62390SShahar S Matityahu static int _iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt, 11261a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1127505a00c0SShahar S Matityahu { 1128505a00c0SShahar S Matityahu /* increase idx by 1 since the pages are from 1 to 1129505a00c0SShahar S Matityahu * fwrt->num_of_paging_blk + 1 1130505a00c0SShahar S Matityahu */ 1131505a00c0SShahar S Matityahu struct page *page = fwrt->fw_paging_db[++idx].fw_paging_block; 11321a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1133505a00c0SShahar S Matityahu dma_addr_t addr = fwrt->fw_paging_db[idx].fw_paging_phys; 1134505a00c0SShahar S Matityahu u32 page_size = fwrt->fw_paging_db[idx].fw_paging_size; 1135505a00c0SShahar S Matityahu 113697319355SShahar S Matityahu range->page_num = cpu_to_le32(idx); 1137505a00c0SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1138505a00c0SShahar S Matityahu dma_sync_single_for_cpu(fwrt->trans->dev, addr, page_size, 1139505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 1140505a00c0SShahar S Matityahu memcpy(range->data, page_address(page), page_size); 1141505a00c0SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, page_size, 1142505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 11431a6c8bb7SShahar S Matityahu 11441a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1145505a00c0SShahar S Matityahu } 1146505a00c0SShahar S Matityahu 1147bdc62390SShahar S Matityahu static int iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt, 1148c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1149bdc62390SShahar S Matityahu void *range_ptr, int idx) 1150bdc62390SShahar S Matityahu { 1151bdc62390SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range; 1152bdc62390SShahar S Matityahu u32 page_size; 1153bdc62390SShahar S Matityahu 1154286ca8ebSLuca Coelho if (!fwrt->trans->trans_cfg->gen2) 1155c9fe75e9SShahar S Matityahu return _iwl_dump_ini_paging_iter(fwrt, range_ptr, idx); 1156bdc62390SShahar S Matityahu 1157bdc62390SShahar S Matityahu range = range_ptr; 1158bdc62390SShahar S Matityahu page_size = fwrt->trans->init_dram.paging[idx].size; 1159bdc62390SShahar S Matityahu 1160bdc62390SShahar S Matityahu range->page_num = cpu_to_le32(idx); 1161bdc62390SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1162bdc62390SShahar S Matityahu memcpy(range->data, fwrt->trans->init_dram.paging[idx].block, 1163bdc62390SShahar S Matityahu page_size); 1164bdc62390SShahar S Matityahu 1165bdc62390SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1166bdc62390SShahar S Matityahu } 1167bdc62390SShahar S Matityahu 1168593fae3eSShahar S Matityahu static int 1169593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_iter(struct iwl_fw_runtime *fwrt, 1170593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1171593fae3eSShahar S Matityahu void *range_ptr, int idx) 1172593fae3eSShahar S Matityahu { 1173593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1174593fae3eSShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1175593fae3eSShahar S Matityahu struct iwl_dram_data *frag; 1176593fae3eSShahar S Matityahu u32 alloc_id = le32_to_cpu(reg->dram_alloc_id); 1177593fae3eSShahar S Matityahu 1178593fae3eSShahar S Matityahu frag = &fwrt->trans->dbg.fw_mon_ini[alloc_id].frags[idx]; 1179593fae3eSShahar S Matityahu 1180593fae3eSShahar S Matityahu range->dram_base_addr = cpu_to_le64(frag->physical); 1181593fae3eSShahar S Matityahu range->range_data_size = cpu_to_le32(frag->size); 1182593fae3eSShahar S Matityahu 1183593fae3eSShahar S Matityahu memcpy(range->data, frag->block, frag->size); 1184593fae3eSShahar S Matityahu 1185593fae3eSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1186593fae3eSShahar S Matityahu } 1187593fae3eSShahar S Matityahu 1188593fae3eSShahar S Matityahu static int iwl_dump_ini_mon_smem_iter(struct iwl_fw_runtime *fwrt, 1189593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1190593fae3eSShahar S Matityahu void *range_ptr, int idx) 1191593fae3eSShahar S Matityahu { 1192593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1193593fae3eSShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1194593fae3eSShahar S Matityahu u32 addr = le32_to_cpu(reg->internal_buffer.base_addr); 1195593fae3eSShahar S Matityahu 1196593fae3eSShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1197593fae3eSShahar S Matityahu range->range_data_size = reg->internal_buffer.size; 1198593fae3eSShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1199593fae3eSShahar S Matityahu le32_to_cpu(reg->internal_buffer.size)); 1200593fae3eSShahar S Matityahu 1201593fae3eSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1202593fae3eSShahar S Matityahu } 1203593fae3eSShahar S Matityahu 12041b64d58bSShahar S Matityahu static bool iwl_ini_txf_iter(struct iwl_fw_runtime *fwrt, 1205c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, int idx) 12061b64d58bSShahar S Matityahu { 1207c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1208d4c444efSShahar S Matityahu struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data; 12091b64d58bSShahar S Matityahu struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 12101b64d58bSShahar S Matityahu int txf_num = cfg->num_txfifo_entries; 12111b64d58bSShahar S Matityahu int int_txf_num = ARRAY_SIZE(cfg->internal_txfifo_size); 1212c9fe75e9SShahar S Matityahu u32 lmac_bitmap = le32_to_cpu(reg->fifos.fid[0]); 12131b64d58bSShahar S Matityahu 1214d4c444efSShahar S Matityahu if (!idx) { 1215c9fe75e9SShahar S Matityahu if (le32_to_cpu(reg->fifos.offset) && cfg->num_lmacs == 1) { 1216c9fe75e9SShahar S Matityahu IWL_ERR(fwrt, "WRT: Invalid lmac offset 0x%x\n", 1217c9fe75e9SShahar S Matityahu le32_to_cpu(reg->fifos.offset)); 12181b64d58bSShahar S Matityahu return false; 1219c9fe75e9SShahar S Matityahu } 12201b64d58bSShahar S Matityahu 1221d4c444efSShahar S Matityahu iter->internal_txf = 0; 12221b64d58bSShahar S Matityahu iter->fifo_size = 0; 12231b64d58bSShahar S Matityahu iter->fifo = -1; 1224c9fe75e9SShahar S Matityahu if (le32_to_cpu(reg->fifos.offset)) 12251b64d58bSShahar S Matityahu iter->lmac = 1; 12261b64d58bSShahar S Matityahu else 12271b64d58bSShahar S Matityahu iter->lmac = 0; 12281b64d58bSShahar S Matityahu } 12291b64d58bSShahar S Matityahu 12301b64d58bSShahar S Matityahu if (!iter->internal_txf) 12311b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < txf_num; iter->fifo++) { 12321b64d58bSShahar S Matityahu iter->fifo_size = 12331b64d58bSShahar S Matityahu cfg->lmac[iter->lmac].txfifo_size[iter->fifo]; 12341b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 12351b64d58bSShahar S Matityahu return true; 12361b64d58bSShahar S Matityahu } 12371b64d58bSShahar S Matityahu 1238d4c444efSShahar S Matityahu iter->internal_txf = 1; 12391b64d58bSShahar S Matityahu 12401b64d58bSShahar S Matityahu if (!fw_has_capa(&fwrt->fw->ucode_capa, 12411b64d58bSShahar S Matityahu IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) 12421b64d58bSShahar S Matityahu return false; 12431b64d58bSShahar S Matityahu 12441b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < int_txf_num + txf_num; iter->fifo++) { 12451b64d58bSShahar S Matityahu iter->fifo_size = 12461b64d58bSShahar S Matityahu cfg->internal_txfifo_size[iter->fifo - txf_num]; 12471b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 12481b64d58bSShahar S Matityahu return true; 12491b64d58bSShahar S Matityahu } 12501b64d58bSShahar S Matityahu 12511b64d58bSShahar S Matityahu return false; 12521b64d58bSShahar S Matityahu } 12531b64d58bSShahar S Matityahu 12541b64d58bSShahar S Matityahu static int iwl_dump_ini_txf_iter(struct iwl_fw_runtime *fwrt, 1255c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 12561b64d58bSShahar S Matityahu void *range_ptr, int idx) 12571b64d58bSShahar S Matityahu { 1258c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 125997319355SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1260d4c444efSShahar S Matityahu struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data; 126160eeaf57SShahar S Matityahu struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data; 1262c9fe75e9SShahar S Matityahu u32 offs = le32_to_cpu(reg->fifos.offset), addr; 1263c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 1264c9fe75e9SShahar S Matityahu u32 registers_size = registers_num * sizeof(*reg_dump); 126560eeaf57SShahar S Matityahu __le32 *data; 12661b64d58bSShahar S Matityahu unsigned long flags; 12671b64d58bSShahar S Matityahu int i; 12681b64d58bSShahar S Matityahu 1269c9fe75e9SShahar S Matityahu if (!iwl_ini_txf_iter(fwrt, reg_data, idx)) 12701b64d58bSShahar S Matityahu return -EIO; 12711b64d58bSShahar S Matityahu 12721b64d58bSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 12731b64d58bSShahar S Matityahu return -EBUSY; 12741b64d58bSShahar S Matityahu 127597319355SShahar S Matityahu range->fifo_hdr.fifo_num = cpu_to_le32(iter->fifo); 1276c9fe75e9SShahar S Matityahu range->fifo_hdr.num_of_registers = cpu_to_le32(registers_num); 12771b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(iter->fifo_size + registers_size); 12781b64d58bSShahar S Matityahu 12791b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_LARC_NUM + offs, iter->fifo); 12801b64d58bSShahar S Matityahu 128160eeaf57SShahar S Matityahu /* 128260eeaf57SShahar S Matityahu * read txf registers. for each register, write to the dump the 128360eeaf57SShahar S Matityahu * register address and its value 128460eeaf57SShahar S Matityahu */ 1285c9fe75e9SShahar S Matityahu for (i = 0; i < registers_num; i++) { 1286c9fe75e9SShahar S Matityahu addr = le32_to_cpu(reg->addrs[i]) + offs; 12871b64d58bSShahar S Matityahu 128860eeaf57SShahar S Matityahu reg_dump->addr = cpu_to_le32(addr); 128960eeaf57SShahar S Matityahu reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, 129060eeaf57SShahar S Matityahu addr)); 129160eeaf57SShahar S Matityahu 129260eeaf57SShahar S Matityahu reg_dump++; 12931b64d58bSShahar S Matityahu } 12941b64d58bSShahar S Matityahu 1295c9fe75e9SShahar S Matityahu if (reg->fifos.hdr_only) { 12961b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 12971b64d58bSShahar S Matityahu goto out; 12981b64d58bSShahar S Matityahu } 12991b64d58bSShahar S Matityahu 13001b64d58bSShahar S Matityahu /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */ 13011b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_ADDR + offs, 13021b64d58bSShahar S Matityahu TXF_WR_PTR + offs); 13031b64d58bSShahar S Matityahu 13041b64d58bSShahar S Matityahu /* Dummy-read to advance the read pointer to the head */ 13051b64d58bSShahar S Matityahu iwl_read_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_DATA + offs); 13061b64d58bSShahar S Matityahu 13071b64d58bSShahar S Matityahu /* Read FIFO */ 13081b64d58bSShahar S Matityahu addr = TXF_READ_MODIFY_DATA + offs; 130960eeaf57SShahar S Matityahu data = (void *)reg_dump; 131060eeaf57SShahar S Matityahu for (i = 0; i < iter->fifo_size; i += sizeof(*data)) 131160eeaf57SShahar S Matityahu *data++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 13121b64d58bSShahar S Matityahu 13131b64d58bSShahar S Matityahu out: 13141b64d58bSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 13151b64d58bSShahar S Matityahu 13161b64d58bSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 13171b64d58bSShahar S Matityahu } 13181b64d58bSShahar S Matityahu 13198d7dea25SShahar S Matityahu struct iwl_ini_rxf_data { 13208d7dea25SShahar S Matityahu u32 fifo_num; 13218d7dea25SShahar S Matityahu u32 size; 13228d7dea25SShahar S Matityahu u32 offset; 13238d7dea25SShahar S Matityahu }; 13248d7dea25SShahar S Matityahu 13258d7dea25SShahar S Matityahu static void iwl_ini_get_rxf_data(struct iwl_fw_runtime *fwrt, 1326c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 13278d7dea25SShahar S Matityahu struct iwl_ini_rxf_data *data) 13288d7dea25SShahar S Matityahu { 1329c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1330c9fe75e9SShahar S Matityahu u32 fid1 = le32_to_cpu(reg->fifos.fid[0]); 1331c9fe75e9SShahar S Matityahu u32 fid2 = le32_to_cpu(reg->fifos.fid[1]); 13328d7dea25SShahar S Matityahu u32 fifo_idx; 13338d7dea25SShahar S Matityahu 13348d7dea25SShahar S Matityahu if (!data) 13358d7dea25SShahar S Matityahu return; 13368d7dea25SShahar S Matityahu 13378d7dea25SShahar S Matityahu memset(data, 0, sizeof(*data)); 13388d7dea25SShahar S Matityahu 13398d7dea25SShahar S Matityahu if (WARN_ON_ONCE((fid1 && fid2) || (!fid1 && !fid2))) 13408d7dea25SShahar S Matityahu return; 13418d7dea25SShahar S Matityahu 13428d7dea25SShahar S Matityahu fifo_idx = ffs(fid1) - 1; 13438d7dea25SShahar S Matityahu if (fid1 && !WARN_ON_ONCE((~BIT(fifo_idx) & fid1) || 13448d7dea25SShahar S Matityahu fifo_idx >= MAX_NUM_LMAC)) { 13458d7dea25SShahar S Matityahu data->size = fwrt->smem_cfg.lmac[fifo_idx].rxfifo1_size; 13468d7dea25SShahar S Matityahu data->fifo_num = fifo_idx; 13478d7dea25SShahar S Matityahu return; 13488d7dea25SShahar S Matityahu } 13498d7dea25SShahar S Matityahu 13508d7dea25SShahar S Matityahu fifo_idx = ffs(fid2) - 1; 13518d7dea25SShahar S Matityahu if (fid2 && !WARN_ON_ONCE(fifo_idx != 0)) { 13528d7dea25SShahar S Matityahu data->size = fwrt->smem_cfg.rxfifo2_size; 13538d7dea25SShahar S Matityahu data->offset = RXF_DIFF_FROM_PREV; 13548d7dea25SShahar S Matityahu /* use bit 31 to distinguish between umac and lmac rxf while 13558d7dea25SShahar S Matityahu * parsing the dump 13568d7dea25SShahar S Matityahu */ 13578d7dea25SShahar S Matityahu data->fifo_num = fifo_idx | IWL_RXF_UMAC_BIT; 13588d7dea25SShahar S Matityahu return; 13598d7dea25SShahar S Matityahu } 13608d7dea25SShahar S Matityahu } 13618d7dea25SShahar S Matityahu 13628d7dea25SShahar S Matityahu static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt, 1363c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 13648d7dea25SShahar S Matityahu void *range_ptr, int idx) 13658d7dea25SShahar S Matityahu { 1366c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 136797319355SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 13688d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rxf_data; 136960eeaf57SShahar S Matityahu struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data; 1370c9fe75e9SShahar S Matityahu u32 offs = le32_to_cpu(reg->fifos.offset), addr; 1371c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 1372c9fe75e9SShahar S Matityahu u32 registers_size = registers_num * sizeof(*reg_dump); 137360eeaf57SShahar S Matityahu __le32 *data; 13748d7dea25SShahar S Matityahu unsigned long flags; 13758d7dea25SShahar S Matityahu int i; 13768d7dea25SShahar S Matityahu 1377c9fe75e9SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg_data, &rxf_data); 13788d7dea25SShahar S Matityahu if (!rxf_data.size) 13798d7dea25SShahar S Matityahu return -EIO; 13808d7dea25SShahar S Matityahu 13818d7dea25SShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 13828d7dea25SShahar S Matityahu return -EBUSY; 13838d7dea25SShahar S Matityahu 138497319355SShahar S Matityahu range->fifo_hdr.fifo_num = cpu_to_le32(rxf_data.fifo_num); 1385c9fe75e9SShahar S Matityahu range->fifo_hdr.num_of_registers = cpu_to_le32(registers_num); 13868d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(rxf_data.size + registers_size); 13878d7dea25SShahar S Matityahu 138860eeaf57SShahar S Matityahu /* 138960eeaf57SShahar S Matityahu * read rxf registers. for each register, write to the dump the 139060eeaf57SShahar S Matityahu * register address and its value 139160eeaf57SShahar S Matityahu */ 1392c9fe75e9SShahar S Matityahu for (i = 0; i < registers_num; i++) { 1393c9fe75e9SShahar S Matityahu addr = le32_to_cpu(reg->addrs[i]) + offs; 13948d7dea25SShahar S Matityahu 139560eeaf57SShahar S Matityahu reg_dump->addr = cpu_to_le32(addr); 139660eeaf57SShahar S Matityahu reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, 139760eeaf57SShahar S Matityahu addr)); 139860eeaf57SShahar S Matityahu 139960eeaf57SShahar S Matityahu reg_dump++; 14008d7dea25SShahar S Matityahu } 14018d7dea25SShahar S Matityahu 1402c9fe75e9SShahar S Matityahu if (reg->fifos.hdr_only) { 14038d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 14048d7dea25SShahar S Matityahu goto out; 14058d7dea25SShahar S Matityahu } 14068d7dea25SShahar S Matityahu 140730eba3f9SShahar S Matityahu /* 140830eba3f9SShahar S Matityahu * region register have absolute value so apply rxf offset after 140930eba3f9SShahar S Matityahu * reading the registers 141030eba3f9SShahar S Matityahu */ 141130eba3f9SShahar S Matityahu offs += rxf_data.offset; 141230eba3f9SShahar S Matityahu 14138d7dea25SShahar S Matityahu /* Lock fence */ 14148d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_SET_FENCE_MODE + offs, 0x1); 14158d7dea25SShahar S Matityahu /* Set fence pointer to the same place like WR pointer */ 14168d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_WR2FENCE + offs, 0x1); 14178d7dea25SShahar S Matityahu /* Set fence offset */ 14188d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_FENCE_OFFSET_ADDR + offs, 14198d7dea25SShahar S Matityahu 0x0); 14208d7dea25SShahar S Matityahu 14218d7dea25SShahar S Matityahu /* Read FIFO */ 14228d7dea25SShahar S Matityahu addr = RXF_FIFO_RD_FENCE_INC + offs; 142360eeaf57SShahar S Matityahu data = (void *)reg_dump; 142460eeaf57SShahar S Matityahu for (i = 0; i < rxf_data.size; i += sizeof(*data)) 142560eeaf57SShahar S Matityahu *data++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 14268d7dea25SShahar S Matityahu 14278d7dea25SShahar S Matityahu out: 14288d7dea25SShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 14298d7dea25SShahar S Matityahu 14308d7dea25SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 14318d7dea25SShahar S Matityahu } 14328d7dea25SShahar S Matityahu 1433a77e3d28SShahar S Matityahu static int 1434a77e3d28SShahar S Matityahu iwl_dump_ini_err_table_iter(struct iwl_fw_runtime *fwrt, 1435a77e3d28SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1436a77e3d28SShahar S Matityahu void *range_ptr, int idx) 1437a77e3d28SShahar S Matityahu { 1438a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1439a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_err_table *err_table = ®->err_table; 1440a77e3d28SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1441a77e3d28SShahar S Matityahu u32 addr = le32_to_cpu(err_table->base_addr) + 1442a77e3d28SShahar S Matityahu le32_to_cpu(err_table->offset); 1443a77e3d28SShahar S Matityahu 1444a77e3d28SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1445a77e3d28SShahar S Matityahu range->range_data_size = err_table->size; 1446a77e3d28SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1447a77e3d28SShahar S Matityahu le32_to_cpu(err_table->size)); 1448a77e3d28SShahar S Matityahu 1449a77e3d28SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1450a77e3d28SShahar S Matityahu } 1451a77e3d28SShahar S Matityahu 1452c9fe75e9SShahar S Matityahu static void * 1453c9fe75e9SShahar S Matityahu iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt, 1454c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 14552dbf3aeaSShahar S Matityahu void *data) 14568d534e96SShahar S Matityahu { 14578d534e96SShahar S Matityahu struct iwl_fw_ini_error_dump *dump = data; 14588d534e96SShahar S Matityahu 145997319355SShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1460990ffe3eSShahar S Matityahu 14618d534e96SShahar S Matityahu return dump->ranges; 14628d534e96SShahar S Matityahu } 14638d534e96SShahar S Matityahu 1464593fae3eSShahar S Matityahu /** 1465593fae3eSShahar S Matityahu * mask_apply_and_normalize - applies mask on val and normalize the result 1466593fae3eSShahar S Matityahu * 1467593fae3eSShahar S Matityahu * The normalization is based on the first set bit in the mask 1468593fae3eSShahar S Matityahu * 1469593fae3eSShahar S Matityahu * @val: value 1470593fae3eSShahar S Matityahu * @mask: mask to apply and to normalize with 1471593fae3eSShahar S Matityahu */ 1472593fae3eSShahar S Matityahu static u32 mask_apply_and_normalize(u32 val, u32 mask) 1473593fae3eSShahar S Matityahu { 1474593fae3eSShahar S Matityahu return (val & mask) >> (ffs(mask) - 1); 1475593fae3eSShahar S Matityahu } 1476593fae3eSShahar S Matityahu 1477593fae3eSShahar S Matityahu static __le32 iwl_get_mon_reg(struct iwl_fw_runtime *fwrt, u32 alloc_id, 1478593fae3eSShahar S Matityahu const struct iwl_fw_mon_reg *reg_info) 1479593fae3eSShahar S Matityahu { 1480593fae3eSShahar S Matityahu u32 val, offs; 1481593fae3eSShahar S Matityahu 1482593fae3eSShahar S Matityahu /* The header addresses of DBGCi is calculate as follows: 1483593fae3eSShahar S Matityahu * DBGC1 address + (0x100 * i) 1484593fae3eSShahar S Matityahu */ 1485593fae3eSShahar S Matityahu offs = (alloc_id - IWL_FW_INI_ALLOCATION_ID_DBGC1) * 0x100; 1486593fae3eSShahar S Matityahu 1487593fae3eSShahar S Matityahu if (!reg_info || !reg_info->addr || !reg_info->mask) 1488593fae3eSShahar S Matityahu return 0; 1489593fae3eSShahar S Matityahu 1490593fae3eSShahar S Matityahu val = iwl_read_prph_no_grab(fwrt->trans, reg_info->addr + offs); 1491593fae3eSShahar S Matityahu 1492593fae3eSShahar S Matityahu return cpu_to_le32(mask_apply_and_normalize(val, reg_info->mask)); 1493593fae3eSShahar S Matityahu } 1494593fae3eSShahar S Matityahu 1495593fae3eSShahar S Matityahu static void * 1496593fae3eSShahar S Matityahu iwl_dump_ini_mon_fill_header(struct iwl_fw_runtime *fwrt, 1497593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1498593fae3eSShahar S Matityahu struct iwl_fw_ini_monitor_dump *data, 1499593fae3eSShahar S Matityahu const struct iwl_fw_mon_regs *addrs) 1500593fae3eSShahar S Matityahu { 1501593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1502593fae3eSShahar S Matityahu u32 alloc_id = le32_to_cpu(reg->dram_alloc_id); 1503593fae3eSShahar S Matityahu unsigned long flags; 1504593fae3eSShahar S Matityahu 1505593fae3eSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) { 1506593fae3eSShahar S Matityahu IWL_ERR(fwrt, "Failed to get monitor header\n"); 1507593fae3eSShahar S Matityahu return NULL; 1508593fae3eSShahar S Matityahu } 1509593fae3eSShahar S Matityahu 1510593fae3eSShahar S Matityahu data->write_ptr = iwl_get_mon_reg(fwrt, alloc_id, 1511593fae3eSShahar S Matityahu &addrs->write_ptr); 1512593fae3eSShahar S Matityahu data->cycle_cnt = iwl_get_mon_reg(fwrt, alloc_id, 1513593fae3eSShahar S Matityahu &addrs->cycle_cnt); 1514593fae3eSShahar S Matityahu data->cur_frag = iwl_get_mon_reg(fwrt, alloc_id, 1515593fae3eSShahar S Matityahu &addrs->cur_frag); 1516593fae3eSShahar S Matityahu 1517593fae3eSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 1518593fae3eSShahar S Matityahu 1519593fae3eSShahar S Matityahu data->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1520593fae3eSShahar S Matityahu 1521593fae3eSShahar S Matityahu return data->ranges; 1522593fae3eSShahar S Matityahu } 1523593fae3eSShahar S Matityahu 1524593fae3eSShahar S Matityahu static void * 1525593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_fill_header(struct iwl_fw_runtime *fwrt, 1526593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1527593fae3eSShahar S Matityahu void *data) 1528593fae3eSShahar S Matityahu { 1529593fae3eSShahar S Matityahu struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data; 1530593fae3eSShahar S Matityahu 1531593fae3eSShahar S Matityahu return iwl_dump_ini_mon_fill_header(fwrt, reg_data, mon_dump, 1532593fae3eSShahar S Matityahu &fwrt->trans->cfg->mon_dram_regs); 1533593fae3eSShahar S Matityahu } 1534593fae3eSShahar S Matityahu 1535593fae3eSShahar S Matityahu static void * 1536593fae3eSShahar S Matityahu iwl_dump_ini_mon_smem_fill_header(struct iwl_fw_runtime *fwrt, 1537593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1538593fae3eSShahar S Matityahu void *data) 1539593fae3eSShahar S Matityahu { 1540593fae3eSShahar S Matityahu struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data; 1541593fae3eSShahar S Matityahu 1542593fae3eSShahar S Matityahu return iwl_dump_ini_mon_fill_header(fwrt, reg_data, mon_dump, 1543593fae3eSShahar S Matityahu &fwrt->trans->cfg->mon_smem_regs); 1544593fae3eSShahar S Matityahu } 1545593fae3eSShahar S Matityahu 1546a77e3d28SShahar S Matityahu static void * 1547a77e3d28SShahar S Matityahu iwl_dump_ini_err_table_fill_header(struct iwl_fw_runtime *fwrt, 1548a77e3d28SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1549a77e3d28SShahar S Matityahu void *data) 1550a77e3d28SShahar S Matityahu { 1551a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1552a77e3d28SShahar S Matityahu struct iwl_fw_ini_err_table_dump *dump = data; 1553a77e3d28SShahar S Matityahu 1554a77e3d28SShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1555a77e3d28SShahar S Matityahu dump->version = reg->err_table.version; 1556a77e3d28SShahar S Matityahu 1557a77e3d28SShahar S Matityahu return dump->ranges; 1558a77e3d28SShahar S Matityahu } 1559a77e3d28SShahar S Matityahu 15608d534e96SShahar S Matityahu static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt, 1561c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 15628d534e96SShahar S Matityahu { 1563c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1564c9fe75e9SShahar S Matityahu 1565c9fe75e9SShahar S Matityahu return iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 15668d534e96SShahar S Matityahu } 15678d534e96SShahar S Matityahu 1568505a00c0SShahar S Matityahu static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt, 1569c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1570505a00c0SShahar S Matityahu { 1571286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->gen2) 1572bdc62390SShahar S Matityahu return fwrt->trans->init_dram.paging_cnt; 1573bdc62390SShahar S Matityahu 1574505a00c0SShahar S Matityahu return fwrt->num_of_paging_blk; 1575505a00c0SShahar S Matityahu } 1576505a00c0SShahar S Matityahu 1577593fae3eSShahar S Matityahu static u32 1578593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_ranges(struct iwl_fw_runtime *fwrt, 1579593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1580593fae3eSShahar S Matityahu { 1581593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1582593fae3eSShahar S Matityahu struct iwl_fw_mon *fw_mon; 1583593fae3eSShahar S Matityahu u32 ranges = 0, alloc_id = le32_to_cpu(reg->dram_alloc_id); 1584593fae3eSShahar S Matityahu int i; 1585593fae3eSShahar S Matityahu 1586593fae3eSShahar S Matityahu fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id]; 1587593fae3eSShahar S Matityahu 1588593fae3eSShahar S Matityahu for (i = 0; i < fw_mon->num_frags; i++) { 1589593fae3eSShahar S Matityahu if (!fw_mon->frags[i].size) 1590593fae3eSShahar S Matityahu break; 1591593fae3eSShahar S Matityahu 1592593fae3eSShahar S Matityahu ranges++; 1593593fae3eSShahar S Matityahu } 1594593fae3eSShahar S Matityahu 1595593fae3eSShahar S Matityahu return ranges; 1596593fae3eSShahar S Matityahu } 1597593fae3eSShahar S Matityahu 15981b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_ranges(struct iwl_fw_runtime *fwrt, 1599c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 16001b64d58bSShahar S Matityahu { 16011b64d58bSShahar S Matityahu u32 num_of_fifos = 0; 16021b64d58bSShahar S Matityahu 1603c9fe75e9SShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg_data, num_of_fifos)) 16041b64d58bSShahar S Matityahu num_of_fifos++; 16051b64d58bSShahar S Matityahu 16061b64d58bSShahar S Matityahu return num_of_fifos; 16071b64d58bSShahar S Matityahu } 16081b64d58bSShahar S Matityahu 1609c9fe75e9SShahar S Matityahu static u32 iwl_dump_ini_single_range(struct iwl_fw_runtime *fwrt, 1610c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 16118d7dea25SShahar S Matityahu { 16128d7dea25SShahar S Matityahu return 1; 16138d7dea25SShahar S Matityahu } 16148d7dea25SShahar S Matityahu 161501e591c9SShahar S Matityahu static u32 iwl_dump_ini_mem_get_size(struct iwl_fw_runtime *fwrt, 1616c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 161701e591c9SShahar S Matityahu { 1618c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1619c9fe75e9SShahar S Matityahu u32 size = le32_to_cpu(reg->dev_addr.size); 1620c9fe75e9SShahar S Matityahu u32 ranges = iwl_dump_ini_mem_ranges(fwrt, reg_data); 1621c9fe75e9SShahar S Matityahu 1622c9fe75e9SShahar S Matityahu if (!size || !ranges) 1623c9fe75e9SShahar S Matityahu return 0; 1624c9fe75e9SShahar S Matityahu 1625c9fe75e9SShahar S Matityahu return sizeof(struct iwl_fw_ini_error_dump) + ranges * 1626c9fe75e9SShahar S Matityahu (size + sizeof(struct iwl_fw_ini_error_dump_range)); 162701e591c9SShahar S Matityahu } 162801e591c9SShahar S Matityahu 1629c9fe75e9SShahar S Matityahu static u32 1630c9fe75e9SShahar S Matityahu iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt, 1631c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 163201e591c9SShahar S Matityahu { 163301e591c9SShahar S Matityahu int i; 163401e591c9SShahar S Matityahu u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range); 163501e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump); 163601e591c9SShahar S Matityahu 1637286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->gen2) { 1638c9fe75e9SShahar S Matityahu for (i = 0; i < iwl_dump_ini_paging_ranges(fwrt, reg_data); i++) 1639bdc62390SShahar S Matityahu size += range_header_len + 1640bdc62390SShahar S Matityahu fwrt->trans->init_dram.paging[i].size; 1641bdc62390SShahar S Matityahu } else { 1642c9fe75e9SShahar S Matityahu for (i = 1; i <= iwl_dump_ini_paging_ranges(fwrt, reg_data); 1643c9fe75e9SShahar S Matityahu i++) 1644bdc62390SShahar S Matityahu size += range_header_len + 1645bdc62390SShahar S Matityahu fwrt->fw_paging_db[i].fw_paging_size; 1646bdc62390SShahar S Matityahu } 164701e591c9SShahar S Matityahu 164801e591c9SShahar S Matityahu return size; 164901e591c9SShahar S Matityahu } 165001e591c9SShahar S Matityahu 1651593fae3eSShahar S Matityahu static u32 1652593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_get_size(struct iwl_fw_runtime *fwrt, 1653593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1654593fae3eSShahar S Matityahu { 1655593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1656593fae3eSShahar S Matityahu struct iwl_fw_mon *fw_mon; 1657593fae3eSShahar S Matityahu u32 size = 0, alloc_id = le32_to_cpu(reg->dram_alloc_id); 1658593fae3eSShahar S Matityahu int i; 1659593fae3eSShahar S Matityahu 1660593fae3eSShahar S Matityahu fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id]; 1661593fae3eSShahar S Matityahu 1662593fae3eSShahar S Matityahu for (i = 0; i < fw_mon->num_frags; i++) { 1663593fae3eSShahar S Matityahu struct iwl_dram_data *frag = &fw_mon->frags[i]; 1664593fae3eSShahar S Matityahu 1665593fae3eSShahar S Matityahu if (!frag->size) 1666593fae3eSShahar S Matityahu break; 1667593fae3eSShahar S Matityahu 1668593fae3eSShahar S Matityahu size += sizeof(struct iwl_fw_ini_error_dump_range) + frag->size; 1669593fae3eSShahar S Matityahu } 1670593fae3eSShahar S Matityahu 1671593fae3eSShahar S Matityahu if (size) 1672593fae3eSShahar S Matityahu size += sizeof(struct iwl_fw_ini_monitor_dump); 1673593fae3eSShahar S Matityahu 1674593fae3eSShahar S Matityahu return size; 1675593fae3eSShahar S Matityahu } 1676593fae3eSShahar S Matityahu 1677593fae3eSShahar S Matityahu static u32 1678593fae3eSShahar S Matityahu iwl_dump_ini_mon_smem_get_size(struct iwl_fw_runtime *fwrt, 1679593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1680593fae3eSShahar S Matityahu { 1681593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1682593fae3eSShahar S Matityahu struct iwl_fw_ini_allocation_tlv *fw_mon_cfg; 1683593fae3eSShahar S Matityahu u32 alloc_id = le32_to_cpu(reg->internal_buffer.alloc_id), size; 1684593fae3eSShahar S Matityahu 1685593fae3eSShahar S Matityahu fw_mon_cfg = &fwrt->trans->dbg.fw_mon_cfg[alloc_id]; 1686593fae3eSShahar S Matityahu if (le32_to_cpu(fw_mon_cfg->buf_location) != 1687593fae3eSShahar S Matityahu IWL_FW_INI_LOCATION_SRAM_PATH) 1688593fae3eSShahar S Matityahu return 0; 1689593fae3eSShahar S Matityahu 1690593fae3eSShahar S Matityahu size = le32_to_cpu(reg->internal_buffer.size); 1691593fae3eSShahar S Matityahu if (!size) 1692593fae3eSShahar S Matityahu return 0; 1693593fae3eSShahar S Matityahu 1694593fae3eSShahar S Matityahu size += sizeof(struct iwl_fw_ini_monitor_dump) + 1695593fae3eSShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 1696593fae3eSShahar S Matityahu 1697593fae3eSShahar S Matityahu return size; 1698593fae3eSShahar S Matityahu } 1699593fae3eSShahar S Matityahu 17001b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_get_size(struct iwl_fw_runtime *fwrt, 1701c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 17021b64d58bSShahar S Matityahu { 1703c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1704d4c444efSShahar S Matityahu struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data; 1705c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 17061b64d58bSShahar S Matityahu u32 size = 0; 170797319355SShahar S Matityahu u32 fifo_hdr = sizeof(struct iwl_fw_ini_error_dump_range) + 1708c9fe75e9SShahar S Matityahu registers_num * 170997319355SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_register); 17101b64d58bSShahar S Matityahu 1711c9fe75e9SShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg_data, size)) { 17121b64d58bSShahar S Matityahu size += fifo_hdr; 1713c9fe75e9SShahar S Matityahu if (!reg->fifos.hdr_only) 1714d4c444efSShahar S Matityahu size += iter->fifo_size; 17151b64d58bSShahar S Matityahu } 17161b64d58bSShahar S Matityahu 1717c9fe75e9SShahar S Matityahu if (!size) 1718c9fe75e9SShahar S Matityahu return 0; 17191b64d58bSShahar S Matityahu 1720c9fe75e9SShahar S Matityahu return size + sizeof(struct iwl_fw_ini_error_dump); 17211b64d58bSShahar S Matityahu } 17221b64d58bSShahar S Matityahu 17238d7dea25SShahar S Matityahu static u32 iwl_dump_ini_rxf_get_size(struct iwl_fw_runtime *fwrt, 1724c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 17258d7dea25SShahar S Matityahu { 1726c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 17278d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rx_data; 1728c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 172997319355SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump) + 173097319355SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range) + 1731c9fe75e9SShahar S Matityahu registers_num * sizeof(struct iwl_fw_ini_error_dump_register); 17328d7dea25SShahar S Matityahu 1733c9fe75e9SShahar S Matityahu if (reg->fifos.hdr_only) 17348d7dea25SShahar S Matityahu return size; 17358d7dea25SShahar S Matityahu 1736c9fe75e9SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg_data, &rx_data); 17378d7dea25SShahar S Matityahu size += rx_data.size; 17388d7dea25SShahar S Matityahu 17398d7dea25SShahar S Matityahu return size; 17408d7dea25SShahar S Matityahu } 17418d7dea25SShahar S Matityahu 1742a77e3d28SShahar S Matityahu static u32 1743a77e3d28SShahar S Matityahu iwl_dump_ini_err_table_get_size(struct iwl_fw_runtime *fwrt, 1744a77e3d28SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1745a77e3d28SShahar S Matityahu { 1746a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1747a77e3d28SShahar S Matityahu u32 size = le32_to_cpu(reg->err_table.size); 1748a77e3d28SShahar S Matityahu 1749a77e3d28SShahar S Matityahu if (size) 1750a77e3d28SShahar S Matityahu size += sizeof(struct iwl_fw_ini_err_table_dump) + 1751a77e3d28SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 1752a77e3d28SShahar S Matityahu 1753a77e3d28SShahar S Matityahu return size; 1754a77e3d28SShahar S Matityahu } 1755a77e3d28SShahar S Matityahu 17568d534e96SShahar S Matityahu /** 17578d534e96SShahar S Matityahu * struct iwl_dump_ini_mem_ops - ini memory dump operations 17588d534e96SShahar S Matityahu * @get_num_of_ranges: returns the number of memory ranges in the region. 175901e591c9SShahar S Matityahu * @get_size: returns the total size of the region. 17602dbf3aeaSShahar S Matityahu * @fill_mem_hdr: fills region type specific headers and returns pointer to 17612dbf3aeaSShahar S Matityahu * the first range or NULL if failed to fill headers. 17628d534e96SShahar S Matityahu * @fill_range: copies a given memory range into the dump. 17631b64d58bSShahar S Matityahu * Returns the size of the range or negative error value otherwise. 17648d534e96SShahar S Matityahu */ 17658d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops { 17668d534e96SShahar S Matityahu u32 (*get_num_of_ranges)(struct iwl_fw_runtime *fwrt, 1767c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data); 17688d534e96SShahar S Matityahu u32 (*get_size)(struct iwl_fw_runtime *fwrt, 1769c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data); 17702dbf3aeaSShahar S Matityahu void *(*fill_mem_hdr)(struct iwl_fw_runtime *fwrt, 1771c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1772c9fe75e9SShahar S Matityahu void *data); 17738d534e96SShahar S Matityahu int (*fill_range)(struct iwl_fw_runtime *fwrt, 1774c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1775c9fe75e9SShahar S Matityahu void *range, int idx); 17768d534e96SShahar S Matityahu }; 17778d534e96SShahar S Matityahu 17788d534e96SShahar S Matityahu /** 17790fc296f8SShahar S Matityahu * iwl_dump_ini_mem 17800fc296f8SShahar S Matityahu * 17810fc296f8SShahar S Matityahu * Creates a dump tlv and copy a memory region into it. 17820fc296f8SShahar S Matityahu * Returns the size of the current dump tlv or 0 if failed 17830fc296f8SShahar S Matityahu * 17840fc296f8SShahar S Matityahu * @fwrt: fw runtime struct 17850fc296f8SShahar S Matityahu * @list: list to add the dump tlv to 17860fc296f8SShahar S Matityahu * @reg: memory region 17870fc296f8SShahar S Matityahu * @ops: memory dump operations 17888d534e96SShahar S Matityahu */ 17890fc296f8SShahar S Matityahu static u32 iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, struct list_head *list, 1790c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1791cd6de838SShahar S Matityahu const struct iwl_dump_ini_mem_ops *ops) 17928d534e96SShahar S Matityahu { 1793c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 17940fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 17950fc296f8SShahar S Matityahu struct iwl_fw_error_dump_data *tlv; 17960fc296f8SShahar S Matityahu struct iwl_fw_ini_error_dump_header *header; 1797c9fe75e9SShahar S Matityahu u32 type = le32_to_cpu(reg->type), id = le32_to_cpu(reg->id); 1798c9fe75e9SShahar S Matityahu u32 num_of_ranges, i, size; 17991a6c8bb7SShahar S Matityahu void *range; 18008d534e96SShahar S Matityahu 1801cd6de838SShahar S Matityahu if (!ops->get_num_of_ranges || !ops->get_size || !ops->fill_mem_hdr || 1802cd6de838SShahar S Matityahu !ops->fill_range) 18030fc296f8SShahar S Matityahu return 0; 18048d534e96SShahar S Matityahu 1805c9fe75e9SShahar S Matityahu size = ops->get_size(fwrt, reg_data); 1806e8704b81SShahar S Matityahu if (!size) 18070fc296f8SShahar S Matityahu return 0; 18080fc296f8SShahar S Matityahu 18090fc296f8SShahar S Matityahu entry = kmalloc(sizeof(*entry) + sizeof(*tlv) + size, GFP_KERNEL); 18100fc296f8SShahar S Matityahu if (!entry) 18110fc296f8SShahar S Matityahu return 0; 18120fc296f8SShahar S Matityahu 18130fc296f8SShahar S Matityahu entry->size = sizeof(*tlv) + size; 18140fc296f8SShahar S Matityahu 18150fc296f8SShahar S Matityahu tlv = (void *)entry->data; 1816c9fe75e9SShahar S Matityahu tlv->type = reg->type; 18170fc296f8SShahar S Matityahu tlv->len = cpu_to_le32(size); 1818e8704b81SShahar S Matityahu 1819c9fe75e9SShahar S Matityahu IWL_DEBUG_FW(fwrt, "WRT: Collecting region: id=%d, type=%d\n", id, 1820c9fe75e9SShahar S Matityahu type); 182153032e6eSShahar S Matityahu 1822c9fe75e9SShahar S Matityahu num_of_ranges = ops->get_num_of_ranges(fwrt, reg_data); 18238d534e96SShahar S Matityahu 18240fc296f8SShahar S Matityahu header = (void *)tlv->data; 1825c9fe75e9SShahar S Matityahu header->region_id = reg->id; 18268d534e96SShahar S Matityahu header->num_of_ranges = cpu_to_le32(num_of_ranges); 1827c9fe75e9SShahar S Matityahu header->name_len = cpu_to_le32(IWL_FW_INI_MAX_NAME); 1828c9fe75e9SShahar S Matityahu memcpy(header->name, reg->name, IWL_FW_INI_MAX_NAME); 18298d534e96SShahar S Matityahu 1830c9fe75e9SShahar S Matityahu range = ops->fill_mem_hdr(fwrt, reg_data, header); 183105841faaSShahar S Matityahu if (!range) { 183253032e6eSShahar S Matityahu IWL_ERR(fwrt, 1833a64d4e8dSShahar S Matityahu "WRT: Failed to fill region header: id=%d, type=%d\n", 1834c9fe75e9SShahar S Matityahu id, type); 18350fc296f8SShahar S Matityahu goto out_err; 183605841faaSShahar S Matityahu } 18378d534e96SShahar S Matityahu 18388d534e96SShahar S Matityahu for (i = 0; i < num_of_ranges; i++) { 1839c9fe75e9SShahar S Matityahu int range_size = ops->fill_range(fwrt, reg_data, range, i); 18408d534e96SShahar S Matityahu 18411a6c8bb7SShahar S Matityahu if (range_size < 0) { 184253032e6eSShahar S Matityahu IWL_ERR(fwrt, 1843a64d4e8dSShahar S Matityahu "WRT: Failed to dump region: id=%d, type=%d\n", 1844c9fe75e9SShahar S Matityahu id, type); 18450fc296f8SShahar S Matityahu goto out_err; 18468d534e96SShahar S Matityahu } 18471a6c8bb7SShahar S Matityahu range = range + range_size; 18488d534e96SShahar S Matityahu } 18490fc296f8SShahar S Matityahu 18500fc296f8SShahar S Matityahu list_add_tail(&entry->list, list); 18510fc296f8SShahar S Matityahu 18520fc296f8SShahar S Matityahu return entry->size; 18530fc296f8SShahar S Matityahu 18540fc296f8SShahar S Matityahu out_err: 18550fc296f8SShahar S Matityahu kfree(entry); 18560fc296f8SShahar S Matityahu 18570fc296f8SShahar S Matityahu return 0; 18588d534e96SShahar S Matityahu } 18598d534e96SShahar S Matityahu 18600fc296f8SShahar S Matityahu static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt, 18613b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trigger, 18620fc296f8SShahar S Matityahu struct list_head *list) 18630a3a3e9eSShahar S Matityahu { 18640fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 18650fc296f8SShahar S Matityahu struct iwl_fw_error_dump_data *tlv; 18660fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_info *dump; 18673b589d56SShahar S Matityahu u32 size = sizeof(*tlv) + sizeof(*dump); 18680a3a3e9eSShahar S Matityahu 18690fc296f8SShahar S Matityahu entry = kmalloc(sizeof(*entry) + size, GFP_KERNEL); 18700fc296f8SShahar S Matityahu if (!entry) 18710fc296f8SShahar S Matityahu return 0; 18720fc296f8SShahar S Matityahu 18730fc296f8SShahar S Matityahu entry->size = size; 18740fc296f8SShahar S Matityahu 18750fc296f8SShahar S Matityahu tlv = (void *)entry->data; 18760fc296f8SShahar S Matityahu tlv->type = cpu_to_le32(IWL_INI_DUMP_INFO_TYPE); 18773b589d56SShahar S Matityahu tlv->len = cpu_to_le32(size - sizeof(*tlv)); 18780fc296f8SShahar S Matityahu 18790fc296f8SShahar S Matityahu dump = (void *)tlv->data; 18800a3a3e9eSShahar S Matityahu 18810a3a3e9eSShahar S Matityahu dump->version = cpu_to_le32(IWL_INI_DUMP_VER); 18823b589d56SShahar S Matityahu dump->time_point = trigger->time_point; 18833b589d56SShahar S Matityahu dump->trigger_reason = trigger->trigger_reason; 18843b589d56SShahar S Matityahu dump->external_cfg_state = 1885341bd290SShahar S Matityahu cpu_to_le32(fwrt->trans->dbg.external_ini_cfg); 18860a3a3e9eSShahar S Matityahu 18870a3a3e9eSShahar S Matityahu dump->ver_type = cpu_to_le32(fwrt->dump.fw_ver.type); 18880a3a3e9eSShahar S Matityahu dump->ver_subtype = cpu_to_le32(fwrt->dump.fw_ver.subtype); 18890a3a3e9eSShahar S Matityahu 18900a3a3e9eSShahar S Matityahu dump->hw_step = cpu_to_le32(CSR_HW_REV_STEP(fwrt->trans->hw_rev)); 18910a3a3e9eSShahar S Matityahu dump->hw_type = cpu_to_le32(CSR_HW_REV_TYPE(fwrt->trans->hw_rev)); 18920a3a3e9eSShahar S Matityahu 18930a3a3e9eSShahar S Matityahu dump->rf_id_flavor = 18940a3a3e9eSShahar S Matityahu cpu_to_le32(CSR_HW_RFID_FLAVOR(fwrt->trans->hw_rf_id)); 18950a3a3e9eSShahar S Matityahu dump->rf_id_dash = cpu_to_le32(CSR_HW_RFID_DASH(fwrt->trans->hw_rf_id)); 18960a3a3e9eSShahar S Matityahu dump->rf_id_step = cpu_to_le32(CSR_HW_RFID_STEP(fwrt->trans->hw_rf_id)); 18970a3a3e9eSShahar S Matityahu dump->rf_id_type = cpu_to_le32(CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id)); 18980a3a3e9eSShahar S Matityahu 18990a3a3e9eSShahar S Matityahu dump->lmac_major = cpu_to_le32(fwrt->dump.fw_ver.lmac_major); 19000a3a3e9eSShahar S Matityahu dump->lmac_minor = cpu_to_le32(fwrt->dump.fw_ver.lmac_minor); 19010a3a3e9eSShahar S Matityahu dump->umac_major = cpu_to_le32(fwrt->dump.fw_ver.umac_major); 19020a3a3e9eSShahar S Matityahu dump->umac_minor = cpu_to_le32(fwrt->dump.fw_ver.umac_minor); 19030a3a3e9eSShahar S Matityahu 19040a3a3e9eSShahar S Matityahu dump->build_tag_len = cpu_to_le32(sizeof(dump->build_tag)); 19050a3a3e9eSShahar S Matityahu memcpy(dump->build_tag, fwrt->fw->human_readable, 19060a3a3e9eSShahar S Matityahu sizeof(dump->build_tag)); 19070a3a3e9eSShahar S Matityahu 19080fc296f8SShahar S Matityahu /* add dump info TLV to the beginning of the list since it needs to be 19090fc296f8SShahar S Matityahu * the first TLV in the dump 19100fc296f8SShahar S Matityahu */ 19110fc296f8SShahar S Matityahu list_add(&entry->list, list); 19120fc296f8SShahar S Matityahu 19130fc296f8SShahar S Matityahu return entry->size; 19140a3a3e9eSShahar S Matityahu } 19150a3a3e9eSShahar S Matityahu 1916cd6de838SShahar S Matityahu static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = { 1917cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_INVALID] = {}, 1918593fae3eSShahar S Matityahu [IWL_FW_INI_REGION_INTERNAL_BUFFER] = { 1919593fae3eSShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 1920593fae3eSShahar S Matityahu .get_size = iwl_dump_ini_mon_smem_get_size, 1921593fae3eSShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mon_smem_fill_header, 1922593fae3eSShahar S Matityahu .fill_range = iwl_dump_ini_mon_smem_iter, 1923593fae3eSShahar S Matityahu }, 1924593fae3eSShahar S Matityahu [IWL_FW_INI_REGION_DRAM_BUFFER] = { 1925593fae3eSShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mon_dram_ranges, 1926593fae3eSShahar S Matityahu .get_size = iwl_dump_ini_mon_dram_get_size, 1927593fae3eSShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mon_dram_fill_header, 1928593fae3eSShahar S Matityahu .fill_range = iwl_dump_ini_mon_dram_iter, 1929593fae3eSShahar S Matityahu }, 1930c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_TXF] = { 1931c9fe75e9SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_txf_ranges, 1932c9fe75e9SShahar S Matityahu .get_size = iwl_dump_ini_txf_get_size, 1933c9fe75e9SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 1934c9fe75e9SShahar S Matityahu .fill_range = iwl_dump_ini_txf_iter, 1935c9fe75e9SShahar S Matityahu }, 1936c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_RXF] = { 1937c9fe75e9SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 1938c9fe75e9SShahar S Matityahu .get_size = iwl_dump_ini_rxf_get_size, 1939c9fe75e9SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 1940c9fe75e9SShahar S Matityahu .fill_range = iwl_dump_ini_rxf_iter, 1941c9fe75e9SShahar S Matityahu }, 1942a77e3d28SShahar S Matityahu [IWL_FW_INI_REGION_LMAC_ERROR_TABLE] = { 1943a77e3d28SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 1944a77e3d28SShahar S Matityahu .get_size = iwl_dump_ini_err_table_get_size, 1945a77e3d28SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_err_table_fill_header, 1946a77e3d28SShahar S Matityahu .fill_range = iwl_dump_ini_err_table_iter, 1947a77e3d28SShahar S Matityahu }, 1948a77e3d28SShahar S Matityahu [IWL_FW_INI_REGION_UMAC_ERROR_TABLE] = { 1949a77e3d28SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 1950a77e3d28SShahar S Matityahu .get_size = iwl_dump_ini_err_table_get_size, 1951a77e3d28SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_err_table_fill_header, 1952a77e3d28SShahar S Matityahu .fill_range = iwl_dump_ini_err_table_iter, 1953a77e3d28SShahar S Matityahu }, 1954c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_RSP_OR_NOTIF] = {}, 1955cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_DEVICE_MEMORY] = { 1956cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mem_ranges, 1957cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_mem_get_size, 1958cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 1959cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_dev_mem_iter, 1960cd6de838SShahar S Matityahu }, 1961cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PERIPHERY_MAC] = { 1962cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mem_ranges, 1963cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_mem_get_size, 1964cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 1965cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_prph_iter, 1966cd6de838SShahar S Matityahu }, 1967cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PERIPHERY_PHY] = {}, 1968cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PERIPHERY_AUX] = {}, 1969cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PAGING] = { 1970cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 1971cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_paging_ranges, 1972cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_paging_get_size, 1973cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_paging_iter, 1974cd6de838SShahar S Matityahu }, 1975cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_CSR] = { 1976cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mem_ranges, 1977cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_mem_get_size, 1978cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 1979cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_csr_iter, 1980cd6de838SShahar S Matityahu }, 1981c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_DRAM_IMR] = {}, 1982c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_PCI_IOSF_CONFIG] = {}, 1983cd6de838SShahar S Matityahu }; 1984cd6de838SShahar S Matityahu 19850fc296f8SShahar S Matityahu static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt, 19863b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data, 19870fc296f8SShahar S Matityahu struct list_head *list) 19887a14c23dSSara Sharon { 19893b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig; 1990c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data reg_data = {}; 19910fc296f8SShahar S Matityahu int i; 19920fc296f8SShahar S Matityahu u32 size = 0; 19933b589d56SShahar S Matityahu u64 regions_mask = le64_to_cpu(trigger->regions_mask); 19947a14c23dSSara Sharon 19953b589d56SShahar S Matityahu for (i = 0; i < 64; i++) { 19963b589d56SShahar S Matityahu u32 reg_type; 19973b589d56SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg; 19987a14c23dSSara Sharon 19993b589d56SShahar S Matityahu if (!(BIT_ULL(i) & regions_mask)) 20007a14c23dSSara Sharon continue; 20017a14c23dSSara Sharon 20023b589d56SShahar S Matityahu reg_data.reg_tlv = fwrt->trans->dbg.active_regions[i]; 20033b589d56SShahar S Matityahu if (!reg_data.reg_tlv) { 200453032e6eSShahar S Matityahu IWL_WARN(fwrt, 20053b589d56SShahar S Matityahu "WRT: Unassigned region id %d, skipping\n", i); 20067a14c23dSSara Sharon continue; 200753032e6eSShahar S Matityahu } 20087a14c23dSSara Sharon 20093b589d56SShahar S Matityahu reg = (void *)reg_data.reg_tlv->data; 20103b589d56SShahar S Matityahu reg_type = le32_to_cpu(reg->type); 2011cd6de838SShahar S Matityahu if (reg_type >= ARRAY_SIZE(iwl_dump_ini_region_ops)) 2012cd6de838SShahar S Matityahu continue; 2013cd6de838SShahar S Matityahu 2014c9fe75e9SShahar S Matityahu size += iwl_dump_ini_mem(fwrt, list, ®_data, 20153b589d56SShahar S Matityahu &iwl_dump_ini_region_ops[reg_type]); 20167a14c23dSSara Sharon } 20170fc296f8SShahar S Matityahu 20180fc296f8SShahar S Matityahu if (size) 20190fc296f8SShahar S Matityahu size += iwl_dump_ini_info(fwrt, trigger, list); 20200fc296f8SShahar S Matityahu 20210fc296f8SShahar S Matityahu return size; 20227a14c23dSSara Sharon } 20237a14c23dSSara Sharon 20243b589d56SShahar S Matityahu static bool iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt, 20253b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trig) 20263b589d56SShahar S Matityahu { 20273b589d56SShahar S Matityahu enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point); 20283b589d56SShahar S Matityahu u32 usec = le32_to_cpu(trig->ignore_consec); 20293b589d56SShahar S Matityahu 20303b589d56SShahar S Matityahu if (!iwl_trans_dbg_ini_valid(fwrt->trans) || 20313b589d56SShahar S Matityahu tp_id == IWL_FW_INI_TIME_POINT_INVALID || 20323b589d56SShahar S Matityahu tp_id >= IWL_FW_INI_TIME_POINT_NUM || 20333b589d56SShahar S Matityahu iwl_fw_dbg_no_trig_window(fwrt, tp_id, usec)) 20343b589d56SShahar S Matityahu return false; 20353b589d56SShahar S Matityahu 20363b589d56SShahar S Matityahu return true; 20373b589d56SShahar S Matityahu } 20383b589d56SShahar S Matityahu 20390fc296f8SShahar S Matityahu static u32 iwl_dump_ini_file_gen(struct iwl_fw_runtime *fwrt, 20403b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data, 20410fc296f8SShahar S Matityahu struct list_head *list) 20427a14c23dSSara Sharon { 20433b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig; 20440fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 20450fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_file_hdr *hdr; 20460fc296f8SShahar S Matityahu u32 size; 20477a14c23dSSara Sharon 20483b589d56SShahar S Matityahu if (!trigger || !iwl_fw_ini_trigger_on(fwrt, trigger) || 20493b589d56SShahar S Matityahu !le64_to_cpu(trigger->regions_mask)) 20500fc296f8SShahar S Matityahu return 0; 20517a14c23dSSara Sharon 20520fc296f8SShahar S Matityahu entry = kmalloc(sizeof(*entry) + sizeof(*hdr), GFP_KERNEL); 20530fc296f8SShahar S Matityahu if (!entry) 20540fc296f8SShahar S Matityahu return 0; 20557a14c23dSSara Sharon 20560fc296f8SShahar S Matityahu entry->size = sizeof(*hdr); 2057b05d57c9SShahar S Matityahu 20583b589d56SShahar S Matityahu size = iwl_dump_ini_trigger(fwrt, dump_data, list); 20590fc296f8SShahar S Matityahu if (!size) { 20600fc296f8SShahar S Matityahu kfree(entry); 20610fc296f8SShahar S Matityahu return 0; 20620fc296f8SShahar S Matityahu } 20637a14c23dSSara Sharon 20640fc296f8SShahar S Matityahu hdr = (void *)entry->data; 20650fc296f8SShahar S Matityahu hdr->barker = cpu_to_le32(IWL_FW_INI_ERROR_DUMP_BARKER); 20660fc296f8SShahar S Matityahu hdr->file_len = cpu_to_le32(size + entry->size); 20677a14c23dSSara Sharon 20680fc296f8SShahar S Matityahu list_add(&entry->list, list); 20697a14c23dSSara Sharon 20700fc296f8SShahar S Matityahu return le32_to_cpu(hdr->file_len); 20717a14c23dSSara Sharon } 20727a14c23dSSara Sharon 20734b49e34eSShahar S Matityahu static void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt) 2074a6820511SSara Sharon { 20754b49e34eSShahar S Matityahu struct iwl_fw_dump_ptrs fw_error_dump = {}; 2076a6820511SSara Sharon struct iwl_fw_error_dump_file *dump_file; 2077a6820511SSara Sharon struct scatterlist *sg_dump_data; 2078a6820511SSara Sharon u32 file_len; 207979f033f6SSara Sharon u32 dump_mask = fwrt->fw->dbg.dump_mask; 2080a6820511SSara Sharon 20814b49e34eSShahar S Matityahu dump_file = iwl_fw_error_dump_file(fwrt, &fw_error_dump); 20824b49e34eSShahar S Matityahu if (!dump_file) 2083a6820511SSara Sharon goto out; 2084a6820511SSara Sharon 20851d45a700SShahar S Matityahu if (fwrt->dump.monitor_only) 208679f033f6SSara Sharon dump_mask &= IWL_FW_ERROR_DUMP_FW_MONITOR; 208779f033f6SSara Sharon 20884b49e34eSShahar S Matityahu fw_error_dump.trans_ptr = iwl_trans_dump_data(fwrt->trans, dump_mask); 2089a6820511SSara Sharon file_len = le32_to_cpu(dump_file->file_len); 20904b49e34eSShahar S Matityahu fw_error_dump.fwrt_len = file_len; 20914b49e34eSShahar S Matityahu 20924b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) { 20934b49e34eSShahar S Matityahu file_len += fw_error_dump.trans_ptr->len; 20947174beb6SJohannes Berg dump_file->file_len = cpu_to_le32(file_len); 2095a6820511SSara Sharon } 20967174beb6SJohannes Berg 20977174beb6SJohannes Berg sg_dump_data = alloc_sgtable(file_len); 20987174beb6SJohannes Berg if (sg_dump_data) { 20997174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 21007174beb6SJohannes Berg sg_nents(sg_dump_data), 21014b49e34eSShahar S Matityahu fw_error_dump.fwrt_ptr, 21024b49e34eSShahar S Matityahu fw_error_dump.fwrt_len, 0); 21034b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) 21047174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 21057174beb6SJohannes Berg sg_nents(sg_dump_data), 21064b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->data, 21074b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->len, 21084b49e34eSShahar S Matityahu fw_error_dump.fwrt_len); 21097174beb6SJohannes Berg dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 21107174beb6SJohannes Berg GFP_KERNEL); 21117174beb6SJohannes Berg } 21124b49e34eSShahar S Matityahu vfree(fw_error_dump.fwrt_ptr); 21134b49e34eSShahar S Matityahu vfree(fw_error_dump.trans_ptr); 21147174beb6SJohannes Berg 21157174beb6SJohannes Berg out: 21167174beb6SJohannes Berg iwl_fw_free_dump_desc(fwrt); 21177174beb6SJohannes Berg } 21184b49e34eSShahar S Matityahu 21190fc296f8SShahar S Matityahu static void iwl_dump_ini_list_free(struct list_head *list) 21200fc296f8SShahar S Matityahu { 21210fc296f8SShahar S Matityahu while (!list_empty(list)) { 21220fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry = 21230fc296f8SShahar S Matityahu list_entry(list->next, typeof(*entry), list); 21240fc296f8SShahar S Matityahu 21250fc296f8SShahar S Matityahu list_del(&entry->list); 21260fc296f8SShahar S Matityahu kfree(entry); 21270fc296f8SShahar S Matityahu } 21280fc296f8SShahar S Matityahu } 21290fc296f8SShahar S Matityahu 21303b589d56SShahar S Matityahu static void iwl_fw_error_dump_data_free(struct iwl_fwrt_dump_data *dump_data) 21314b49e34eSShahar S Matityahu { 21323b589d56SShahar S Matityahu dump_data->trig = NULL; 21333b589d56SShahar S Matityahu } 21343b589d56SShahar S Matityahu 21353b589d56SShahar S Matityahu static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt, 21363b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data) 21373b589d56SShahar S Matityahu { 21380fc296f8SShahar S Matityahu struct list_head dump_list = LIST_HEAD_INIT(dump_list); 21394b49e34eSShahar S Matityahu struct scatterlist *sg_dump_data; 21403b589d56SShahar S Matityahu u32 file_len = iwl_dump_ini_file_gen(fwrt, dump_data, &dump_list); 21414b49e34eSShahar S Matityahu 21420fc296f8SShahar S Matityahu if (!file_len) 21434b49e34eSShahar S Matityahu goto out; 21444b49e34eSShahar S Matityahu 21454b49e34eSShahar S Matityahu sg_dump_data = alloc_sgtable(file_len); 21464b49e34eSShahar S Matityahu if (sg_dump_data) { 21470fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 21480fc296f8SShahar S Matityahu int sg_entries = sg_nents(sg_dump_data); 21490fc296f8SShahar S Matityahu u32 offs = 0; 21500fc296f8SShahar S Matityahu 21510fc296f8SShahar S Matityahu list_for_each_entry(entry, &dump_list, list) { 21520fc296f8SShahar S Matityahu sg_pcopy_from_buffer(sg_dump_data, sg_entries, 21530fc296f8SShahar S Matityahu entry->data, entry->size, offs); 21540fc296f8SShahar S Matityahu offs += entry->size; 21550fc296f8SShahar S Matityahu } 21564b49e34eSShahar S Matityahu dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 21574b49e34eSShahar S Matityahu GFP_KERNEL); 21584b49e34eSShahar S Matityahu } 21590fc296f8SShahar S Matityahu iwl_dump_ini_list_free(&dump_list); 21600fc296f8SShahar S Matityahu 21614b49e34eSShahar S Matityahu out: 21623b589d56SShahar S Matityahu iwl_fw_error_dump_data_free(dump_data); 21634b49e34eSShahar S Matityahu } 21647174beb6SJohannes Berg 21657174beb6SJohannes Berg const struct iwl_fw_dump_desc iwl_dump_desc_assert = { 21667174beb6SJohannes Berg .trig_desc = { 21677174beb6SJohannes Berg .type = cpu_to_le32(FW_DBG_TRIGGER_FW_ASSERT), 21687174beb6SJohannes Berg }, 21697174beb6SJohannes Berg }; 21707174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_dump_desc_assert); 21717174beb6SJohannes Berg 21727174beb6SJohannes Berg int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt, 2173124e0ebaSSara Sharon const struct iwl_fw_dump_desc *desc, 2174124e0ebaSSara Sharon bool monitor_only, 2175ea7cb829SSara Sharon unsigned int delay) 21767174beb6SJohannes Berg { 2177a1af4c48SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) { 21784b49e34eSShahar S Matityahu iwl_fw_free_dump_desc(fwrt); 21793b589d56SShahar S Matityahu return 0; 21804b49e34eSShahar S Matityahu } 21814b49e34eSShahar S Matityahu 2182c7ab138eSShahar S Matityahu /* use wks[0] since dump flow prior to ini does not need to support 2183c7ab138eSShahar S Matityahu * consecutive triggers collection 2184c7ab138eSShahar S Matityahu */ 2185c7ab138eSShahar S Matityahu if (test_and_set_bit(fwrt->dump.wks[0].idx, &fwrt->dump.active_wks)) 21867174beb6SJohannes Berg return -EBUSY; 21877174beb6SJohannes Berg 21887174beb6SJohannes Berg if (WARN_ON(fwrt->dump.desc)) 21897174beb6SJohannes Berg iwl_fw_free_dump_desc(fwrt); 21907174beb6SJohannes Berg 21917174beb6SJohannes Berg IWL_WARN(fwrt, "Collecting data: trigger %d fired.\n", 21927174beb6SJohannes Berg le32_to_cpu(desc->trig_desc.type)); 21937174beb6SJohannes Berg 21947174beb6SJohannes Berg fwrt->dump.desc = desc; 2195124e0ebaSSara Sharon fwrt->dump.monitor_only = monitor_only; 21967174beb6SJohannes Berg 2197c7ab138eSShahar S Matityahu schedule_delayed_work(&fwrt->dump.wks[0].wk, usecs_to_jiffies(delay)); 21987174beb6SJohannes Berg 21997174beb6SJohannes Berg return 0; 22007174beb6SJohannes Berg } 22017174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_desc); 22027174beb6SJohannes Berg 2203700b3799SShahar S Matityahu int iwl_fw_dbg_error_collect(struct iwl_fw_runtime *fwrt, 2204700b3799SShahar S Matityahu enum iwl_fw_dbg_trigger trig_type) 2205700b3799SShahar S Matityahu { 2206700b3799SShahar S Matityahu int ret; 2207e4eee943SShahar S Matityahu struct iwl_fw_dump_desc *iwl_dump_error_desc; 2208700b3799SShahar S Matityahu 2209e4eee943SShahar S Matityahu if (!test_bit(STATUS_DEVICE_ENABLED, &fwrt->trans->status)) 2210e4eee943SShahar S Matityahu return -EIO; 2211e4eee943SShahar S Matityahu 2212e4eee943SShahar S Matityahu iwl_dump_error_desc = kmalloc(sizeof(*iwl_dump_error_desc), GFP_KERNEL); 2213700b3799SShahar S Matityahu if (!iwl_dump_error_desc) 2214700b3799SShahar S Matityahu return -ENOMEM; 2215700b3799SShahar S Matityahu 2216700b3799SShahar S Matityahu iwl_dump_error_desc->trig_desc.type = cpu_to_le32(trig_type); 2217700b3799SShahar S Matityahu iwl_dump_error_desc->len = 0; 2218700b3799SShahar S Matityahu 2219700b3799SShahar S Matityahu ret = iwl_fw_dbg_collect_desc(fwrt, iwl_dump_error_desc, false, 0); 222007d35b42SShahar S Matityahu if (ret) 2221700b3799SShahar S Matityahu kfree(iwl_dump_error_desc); 222207d35b42SShahar S Matityahu else 222307d35b42SShahar S Matityahu iwl_trans_sync_nmi(fwrt->trans); 2224700b3799SShahar S Matityahu 2225700b3799SShahar S Matityahu return ret; 2226700b3799SShahar S Matityahu } 2227700b3799SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_error_collect); 2228700b3799SShahar S Matityahu 22294b49e34eSShahar S Matityahu int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt, 22307174beb6SJohannes Berg enum iwl_fw_dbg_trigger trig, 22317174beb6SJohannes Berg const char *str, size_t len, 2232af303252SSara Sharon struct iwl_fw_dbg_trigger_tlv *trigger) 22337174beb6SJohannes Berg { 22347174beb6SJohannes Berg struct iwl_fw_dump_desc *desc; 2235ea7cb829SSara Sharon unsigned int delay = 0; 2236124e0ebaSSara Sharon bool monitor_only = false; 22377174beb6SJohannes Berg 2238ea7cb829SSara Sharon if (trigger) { 2239ea7cb829SSara Sharon u16 occurrences = le16_to_cpu(trigger->occurrences) - 1; 2240ea7cb829SSara Sharon 2241ea7cb829SSara Sharon if (!le16_to_cpu(trigger->occurrences)) 2242af303252SSara Sharon return 0; 2243af303252SSara Sharon 2244ea7cb829SSara Sharon if (trigger->flags & IWL_FW_DBG_FORCE_RESTART) { 2245ea7cb829SSara Sharon IWL_WARN(fwrt, "Force restart: trigger %d fired.\n", 2246ea7cb829SSara Sharon trig); 2247378c8931SShahar S Matityahu iwl_force_nmi(fwrt->trans); 2248378c8931SShahar S Matityahu return 0; 2249378c8931SShahar S Matityahu } 2250378c8931SShahar S Matityahu 2251ea7cb829SSara Sharon trigger->occurrences = cpu_to_le16(occurrences); 2252124e0ebaSSara Sharon monitor_only = trigger->mode & IWL_FW_DBG_TRIGGER_MONITOR_ONLY; 2253159133c8SShahar S Matityahu 2254159133c8SShahar S Matityahu /* convert msec to usec */ 2255159133c8SShahar S Matityahu delay = le32_to_cpu(trigger->stop_delay) * USEC_PER_MSEC; 2256ea7cb829SSara Sharon } 2257ea7cb829SSara Sharon 22587174beb6SJohannes Berg desc = kzalloc(sizeof(*desc) + len, GFP_ATOMIC); 22597174beb6SJohannes Berg if (!desc) 22607174beb6SJohannes Berg return -ENOMEM; 22617174beb6SJohannes Berg 2262af303252SSara Sharon 22637174beb6SJohannes Berg desc->len = len; 22647174beb6SJohannes Berg desc->trig_desc.type = cpu_to_le32(trig); 22657174beb6SJohannes Berg memcpy(desc->trig_desc.data, str, len); 22667174beb6SJohannes Berg 2267124e0ebaSSara Sharon return iwl_fw_dbg_collect_desc(fwrt, desc, monitor_only, delay); 22687174beb6SJohannes Berg } 22694b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect); 2270fe1b7d6cSSara Sharon 22713b589d56SShahar S Matityahu int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, 22723b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data) 2273fe1b7d6cSSara Sharon { 22743b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trig = dump_data->trig; 22753b589d56SShahar S Matityahu enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point); 2276fe1b7d6cSSara Sharon u32 occur, delay; 2277c7ab138eSShahar S Matityahu unsigned long idx; 2278fe1b7d6cSSara Sharon 22793b589d56SShahar S Matityahu if (!iwl_fw_ini_trigger_on(fwrt, trig)) { 228053032e6eSShahar S Matityahu IWL_WARN(fwrt, "WRT: Trigger %d is not active, aborting dump\n", 22813b589d56SShahar S Matityahu tp_id); 228253032e6eSShahar S Matityahu return -EINVAL; 228353032e6eSShahar S Matityahu } 228453032e6eSShahar S Matityahu 22853b589d56SShahar S Matityahu delay = le32_to_cpu(trig->dump_delay); 22863b589d56SShahar S Matityahu occur = le32_to_cpu(trig->occurrences); 2287fe1b7d6cSSara Sharon if (!occur) 2288fe1b7d6cSSara Sharon return 0; 2289fe1b7d6cSSara Sharon 22903b589d56SShahar S Matityahu trig->occurrences = cpu_to_le32(--occur); 2291fe1b7d6cSSara Sharon 2292c7ab138eSShahar S Matityahu /* Check there is an available worker. 2293c7ab138eSShahar S Matityahu * ffz return value is undefined if no zero exists, 2294c7ab138eSShahar S Matityahu * so check against ~0UL first. 2295c7ab138eSShahar S Matityahu */ 2296c7ab138eSShahar S Matityahu if (fwrt->dump.active_wks == ~0UL) 229769166f7aSShahar S Matityahu return -EBUSY; 229869166f7aSShahar S Matityahu 2299c7ab138eSShahar S Matityahu idx = ffz(fwrt->dump.active_wks); 2300c7ab138eSShahar S Matityahu 2301c7ab138eSShahar S Matityahu if (idx >= IWL_FW_RUNTIME_DUMP_WK_NUM || 2302c7ab138eSShahar S Matityahu test_and_set_bit(fwrt->dump.wks[idx].idx, &fwrt->dump.active_wks)) 2303c7ab138eSShahar S Matityahu return -EBUSY; 2304c7ab138eSShahar S Matityahu 23053b589d56SShahar S Matityahu fwrt->dump.wks[idx].dump_data = *dump_data; 2306fe1b7d6cSSara Sharon 23073b589d56SShahar S Matityahu IWL_WARN(fwrt, "WRT: Collecting data: ini trigger %d fired.\n", tp_id); 2308fe1b7d6cSSara Sharon 2309c7ab138eSShahar S Matityahu schedule_delayed_work(&fwrt->dump.wks[idx].wk, usecs_to_jiffies(delay)); 2310fe1b7d6cSSara Sharon 23114b49e34eSShahar S Matityahu return 0; 2312fe1b7d6cSSara Sharon } 23137174beb6SJohannes Berg 23147174beb6SJohannes Berg int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt, 23157174beb6SJohannes Berg struct iwl_fw_dbg_trigger_tlv *trigger, 23167174beb6SJohannes Berg const char *fmt, ...) 23177174beb6SJohannes Berg { 23187174beb6SJohannes Berg int ret, len = 0; 23197174beb6SJohannes Berg char buf[64]; 23207174beb6SJohannes Berg 23213b589d56SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) 23223b589d56SShahar S Matityahu return 0; 23233b589d56SShahar S Matityahu 23247174beb6SJohannes Berg if (fmt) { 23257174beb6SJohannes Berg va_list ap; 23267174beb6SJohannes Berg 23277174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 23287174beb6SJohannes Berg 23297174beb6SJohannes Berg va_start(ap, fmt); 23307174beb6SJohannes Berg vsnprintf(buf, sizeof(buf), fmt, ap); 23317174beb6SJohannes Berg va_end(ap); 23327174beb6SJohannes Berg 23337174beb6SJohannes Berg /* check for truncation */ 23347174beb6SJohannes Berg if (WARN_ON_ONCE(buf[sizeof(buf) - 1])) 23357174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 23367174beb6SJohannes Berg 23377174beb6SJohannes Berg len = strlen(buf) + 1; 23387174beb6SJohannes Berg } 23397174beb6SJohannes Berg 23404b49e34eSShahar S Matityahu ret = iwl_fw_dbg_collect(fwrt, le32_to_cpu(trigger->id), buf, len, 23417174beb6SJohannes Berg trigger); 23427174beb6SJohannes Berg 23437174beb6SJohannes Berg if (ret) 23447174beb6SJohannes Berg return ret; 23457174beb6SJohannes Berg 23467174beb6SJohannes Berg return 0; 23477174beb6SJohannes Berg } 23487174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_trig); 23497174beb6SJohannes Berg 23507174beb6SJohannes Berg int iwl_fw_start_dbg_conf(struct iwl_fw_runtime *fwrt, u8 conf_id) 23517174beb6SJohannes Berg { 23527174beb6SJohannes Berg u8 *ptr; 23537174beb6SJohannes Berg int ret; 23547174beb6SJohannes Berg int i; 23557174beb6SJohannes Berg 235617b809c9SSara Sharon if (WARN_ONCE(conf_id >= ARRAY_SIZE(fwrt->fw->dbg.conf_tlv), 23577174beb6SJohannes Berg "Invalid configuration %d\n", conf_id)) 23587174beb6SJohannes Berg return -EINVAL; 23597174beb6SJohannes Berg 23607174beb6SJohannes Berg /* EARLY START - firmware's configuration is hard coded */ 236117b809c9SSara Sharon if ((!fwrt->fw->dbg.conf_tlv[conf_id] || 236217b809c9SSara Sharon !fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds) && 23637174beb6SJohannes Berg conf_id == FW_DBG_START_FROM_ALIVE) 23647174beb6SJohannes Berg return 0; 23657174beb6SJohannes Berg 236617b809c9SSara Sharon if (!fwrt->fw->dbg.conf_tlv[conf_id]) 23677174beb6SJohannes Berg return -EINVAL; 23687174beb6SJohannes Berg 23697174beb6SJohannes Berg if (fwrt->dump.conf != FW_DBG_INVALID) 23707174beb6SJohannes Berg IWL_WARN(fwrt, "FW already configured (%d) - re-configuring\n", 23717174beb6SJohannes Berg fwrt->dump.conf); 23727174beb6SJohannes Berg 23737174beb6SJohannes Berg /* Send all HCMDs for configuring the FW debug */ 237417b809c9SSara Sharon ptr = (void *)&fwrt->fw->dbg.conf_tlv[conf_id]->hcmd; 237517b809c9SSara Sharon for (i = 0; i < fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds; i++) { 23767174beb6SJohannes Berg struct iwl_fw_dbg_conf_hcmd *cmd = (void *)ptr; 23777174beb6SJohannes Berg struct iwl_host_cmd hcmd = { 23787174beb6SJohannes Berg .id = cmd->id, 23797174beb6SJohannes Berg .len = { le16_to_cpu(cmd->len), }, 23807174beb6SJohannes Berg .data = { cmd->data, }, 23817174beb6SJohannes Berg }; 23827174beb6SJohannes Berg 23837174beb6SJohannes Berg ret = iwl_trans_send_cmd(fwrt->trans, &hcmd); 23847174beb6SJohannes Berg if (ret) 23857174beb6SJohannes Berg return ret; 23867174beb6SJohannes Berg 23877174beb6SJohannes Berg ptr += sizeof(*cmd); 23887174beb6SJohannes Berg ptr += le16_to_cpu(cmd->len); 23897174beb6SJohannes Berg } 23907174beb6SJohannes Berg 23917174beb6SJohannes Berg fwrt->dump.conf = conf_id; 23927174beb6SJohannes Berg 23937174beb6SJohannes Berg return 0; 23947174beb6SJohannes Berg } 23957174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_start_dbg_conf); 23967174beb6SJohannes Berg 23974244e7fcSShahar S Matityahu /* this function assumes dump_start was called beforehand and dump_end will be 23984244e7fcSShahar S Matityahu * called afterwards 23994244e7fcSShahar S Matityahu */ 2400c7ab138eSShahar S Matityahu static void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt, u8 wk_idx) 24017174beb6SJohannes Berg { 2402d25eec30SSara Sharon struct iwl_fw_dbg_params params = {0}; 24037174beb6SJohannes Berg 2404c7ab138eSShahar S Matityahu if (!test_bit(wk_idx, &fwrt->dump.active_wks)) 24057174beb6SJohannes Berg return; 24067174beb6SJohannes Berg 24078745f12aSShaul Triebitz if (fwrt->ops && fwrt->ops->fw_running && 24088745f12aSShaul Triebitz !fwrt->ops->fw_running(fwrt->ops_ctx)) { 24098745f12aSShaul Triebitz IWL_ERR(fwrt, "Firmware not running - cannot dump error\n"); 24108745f12aSShaul Triebitz iwl_fw_free_dump_desc(fwrt); 2411c7ab138eSShahar S Matityahu goto out; 24128745f12aSShaul Triebitz } 24138745f12aSShaul Triebitz 24144b49e34eSShahar S Matityahu /* there's no point in fw dump if the bus is dead */ 24154b49e34eSShahar S Matityahu if (test_bit(STATUS_TRANS_DEAD, &fwrt->trans->status)) { 24164b49e34eSShahar S Matityahu IWL_ERR(fwrt, "Skip fw error dump since bus is dead\n"); 2417c7ab138eSShahar S Matityahu goto out; 24184b49e34eSShahar S Matityahu } 24194b49e34eSShahar S Matityahu 242057605833SShahar S Matityahu if (iwl_fw_dbg_stop_restart_recording(fwrt, ¶ms, true)) { 242157605833SShahar S Matityahu IWL_ERR(fwrt, "Failed to stop DBGC recording, aborting dump\n"); 242257605833SShahar S Matityahu goto out; 242357605833SShahar S Matityahu } 24247174beb6SJohannes Berg 2425a64d4e8dSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection start\n"); 2426a1af4c48SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) 24273b589d56SShahar S Matityahu iwl_fw_error_ini_dump(fwrt, &fwrt->dump.wks[wk_idx].dump_data); 24284b49e34eSShahar S Matityahu else 24297174beb6SJohannes Berg iwl_fw_error_dump(fwrt); 2430a64d4e8dSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection done\n"); 24317174beb6SJohannes Berg 243257605833SShahar S Matityahu iwl_fw_dbg_stop_restart_recording(fwrt, ¶ms, false); 2433c7ab138eSShahar S Matityahu 2434c7ab138eSShahar S Matityahu out: 2435c7ab138eSShahar S Matityahu clear_bit(wk_idx, &fwrt->dump.active_wks); 24364244e7fcSShahar S Matityahu } 24374244e7fcSShahar S Matityahu 24384244e7fcSShahar S Matityahu void iwl_fw_error_dump_wk(struct work_struct *work) 24394244e7fcSShahar S Matityahu { 24403b589d56SShahar S Matityahu struct iwl_fwrt_wk_data *wks = 24413b589d56SShahar S Matityahu container_of(work, typeof(*wks), wk.work); 24423b589d56SShahar S Matityahu struct iwl_fw_runtime *fwrt = 24433b589d56SShahar S Matityahu container_of(wks, typeof(*fwrt), dump.wks[wks->idx]); 2444c7ab138eSShahar S Matityahu 2445c7ab138eSShahar S Matityahu /* assumes the op mode mutex is locked in dump_start since 2446c7ab138eSShahar S Matityahu * iwl_fw_dbg_collect_sync can't run in parallel 2447c7ab138eSShahar S Matityahu */ 24484244e7fcSShahar S Matityahu if (fwrt->ops && fwrt->ops->dump_start && 24494244e7fcSShahar S Matityahu fwrt->ops->dump_start(fwrt->ops_ctx)) 24504244e7fcSShahar S Matityahu return; 24514244e7fcSShahar S Matityahu 2452c7ab138eSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt, wks->idx); 24534244e7fcSShahar S Matityahu 24547174beb6SJohannes Berg if (fwrt->ops && fwrt->ops->dump_end) 24557174beb6SJohannes Berg fwrt->ops->dump_end(fwrt->ops_ctx); 24567174beb6SJohannes Berg } 24577174beb6SJohannes Berg 24582d8c2615SShahar S Matityahu void iwl_fw_dbg_read_d3_debug_data(struct iwl_fw_runtime *fwrt) 24592d8c2615SShahar S Matityahu { 24602d8c2615SShahar S Matityahu const struct iwl_cfg *cfg = fwrt->trans->cfg; 24612d8c2615SShahar S Matityahu 24622d8c2615SShahar S Matityahu if (!iwl_fw_dbg_is_d3_debug_enabled(fwrt)) 24632d8c2615SShahar S Matityahu return; 24642d8c2615SShahar S Matityahu 24652d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 24662d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = kmalloc(cfg->d3_debug_data_length, 24672d8c2615SShahar S Matityahu GFP_KERNEL); 24682d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 24692d8c2615SShahar S Matityahu IWL_ERR(fwrt, 24702d8c2615SShahar S Matityahu "failed to allocate memory for D3 debug data\n"); 24712d8c2615SShahar S Matityahu return; 24722d8c2615SShahar S Matityahu } 24732d8c2615SShahar S Matityahu } 24742d8c2615SShahar S Matityahu 24752d8c2615SShahar S Matityahu /* if the buffer holds previous debug data it is overwritten */ 24762d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, cfg->d3_debug_data_base_addr, 24772d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data, 24782d8c2615SShahar S Matityahu cfg->d3_debug_data_length); 24792d8c2615SShahar S Matityahu } 24802d8c2615SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_read_d3_debug_data); 2481d47902f9SSara Sharon 2482203c83d3SShahar S Matityahu void iwl_fw_dbg_stop_sync(struct iwl_fw_runtime *fwrt) 2483700b3799SShahar S Matityahu { 2484c7ab138eSShahar S Matityahu int i; 2485c7ab138eSShahar S Matityahu 24869b1bcfccSShahar S Matityahu iwl_dbg_tlv_del_timers(fwrt->trans); 2487c7ab138eSShahar S Matityahu for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++) 2488c7ab138eSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt, i); 2489700b3799SShahar S Matityahu 249057605833SShahar S Matityahu iwl_fw_dbg_stop_restart_recording(fwrt, NULL, true); 2491700b3799SShahar S Matityahu } 2492203c83d3SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_stop_sync); 2493bfd8e3daSShahar S Matityahu 2494cc5470dfSShahar S Matityahu #define FSEQ_REG(x) { .addr = (x), .str = #x, } 2495cc5470dfSShahar S Matityahu 2496cc5470dfSShahar S Matityahu void iwl_fw_error_print_fseq_regs(struct iwl_fw_runtime *fwrt) 2497cc5470dfSShahar S Matityahu { 2498cc5470dfSShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 2499cc5470dfSShahar S Matityahu unsigned long flags; 2500cc5470dfSShahar S Matityahu int i; 2501cc5470dfSShahar S Matityahu struct { 2502cc5470dfSShahar S Matityahu u32 addr; 2503cc5470dfSShahar S Matityahu const char *str; 2504cc5470dfSShahar S Matityahu } fseq_regs[] = { 2505cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ERROR_CODE), 2506cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_INIT_VERSION), 2507cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVIO_INIT_VERSION), 2508cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_OTP_VERSION), 2509cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_CONTENT_VERSION), 2510cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ALIVE_TOKEN), 2511cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVI_ID), 2512cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVR_ID), 2513cc5470dfSShahar S Matityahu FSEQ_REG(CNVI_AUX_MISC_CHIP), 2514cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_AUX_MISC_CHIP), 2515cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM), 2516cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR), 2517cc5470dfSShahar S Matityahu }; 2518cc5470dfSShahar S Matityahu 2519cc5470dfSShahar S Matityahu if (!iwl_trans_grab_nic_access(trans, &flags)) 2520cc5470dfSShahar S Matityahu return; 2521cc5470dfSShahar S Matityahu 2522cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "Fseq Registers:\n"); 2523cc5470dfSShahar S Matityahu 2524cc5470dfSShahar S Matityahu for (i = 0; i < ARRAY_SIZE(fseq_regs); i++) 2525cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "0x%08X | %s\n", 2526cc5470dfSShahar S Matityahu iwl_read_prph_no_grab(trans, fseq_regs[i].addr), 2527cc5470dfSShahar S Matityahu fseq_regs[i].str); 2528cc5470dfSShahar S Matityahu 2529cc5470dfSShahar S Matityahu iwl_trans_release_nic_access(trans, &flags); 2530cc5470dfSShahar S Matityahu } 2531cc5470dfSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_error_print_fseq_regs); 2532b721f5b1SShahar S Matityahu 253357605833SShahar S Matityahu static int iwl_fw_dbg_suspend_resume_hcmd(struct iwl_trans *trans, bool suspend) 253457605833SShahar S Matityahu { 253557605833SShahar S Matityahu struct iwl_dbg_suspend_resume_cmd cmd = { 253657605833SShahar S Matityahu .operation = suspend ? 253757605833SShahar S Matityahu cpu_to_le32(DBGC_SUSPEND_CMD) : 253857605833SShahar S Matityahu cpu_to_le32(DBGC_RESUME_CMD), 253957605833SShahar S Matityahu }; 254057605833SShahar S Matityahu struct iwl_host_cmd hcmd = { 254157605833SShahar S Matityahu .id = WIDE_ID(DEBUG_GROUP, DBGC_SUSPEND_RESUME), 254257605833SShahar S Matityahu .data[0] = &cmd, 254357605833SShahar S Matityahu .len[0] = sizeof(cmd), 254457605833SShahar S Matityahu }; 254557605833SShahar S Matityahu 254657605833SShahar S Matityahu return iwl_trans_send_cmd(trans, &hcmd); 254757605833SShahar S Matityahu } 254857605833SShahar S Matityahu 254957605833SShahar S Matityahu static void iwl_fw_dbg_stop_recording(struct iwl_trans *trans, 2550b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 2551b721f5b1SShahar S Matityahu { 2552286ca8ebSLuca Coelho if (trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_7000) { 2553b721f5b1SShahar S Matityahu iwl_set_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x100); 2554b721f5b1SShahar S Matityahu return; 2555b721f5b1SShahar S Matityahu } 2556b721f5b1SShahar S Matityahu 2557b721f5b1SShahar S Matityahu if (params) { 2558b721f5b1SShahar S Matityahu params->in_sample = iwl_read_umac_prph(trans, DBGC_IN_SAMPLE); 2559b721f5b1SShahar S Matityahu params->out_ctrl = iwl_read_umac_prph(trans, DBGC_OUT_CTRL); 2560b721f5b1SShahar S Matityahu } 2561b721f5b1SShahar S Matityahu 2562b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, 0); 2563b721f5b1SShahar S Matityahu /* wait for the DBGC to finish writing the internal buffer to DRAM to 2564b721f5b1SShahar S Matityahu * avoid halting the HW while writing 2565b721f5b1SShahar S Matityahu */ 2566b721f5b1SShahar S Matityahu usleep_range(700, 1000); 2567b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_OUT_CTRL, 0); 2568b721f5b1SShahar S Matityahu } 2569b721f5b1SShahar S Matityahu 257057605833SShahar S Matityahu static int iwl_fw_dbg_restart_recording(struct iwl_trans *trans, 2571b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 2572b721f5b1SShahar S Matityahu { 257357605833SShahar S Matityahu if (!params) 257457605833SShahar S Matityahu return -EIO; 2575b721f5b1SShahar S Matityahu 2576286ca8ebSLuca Coelho if (trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_7000) { 2577b721f5b1SShahar S Matityahu iwl_clear_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x100); 2578b721f5b1SShahar S Matityahu iwl_clear_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1); 2579b721f5b1SShahar S Matityahu iwl_set_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1); 2580b721f5b1SShahar S Matityahu } else { 2581b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, params->in_sample); 2582b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_OUT_CTRL, params->out_ctrl); 2583b721f5b1SShahar S Matityahu } 258457605833SShahar S Matityahu 258557605833SShahar S Matityahu return 0; 2586b721f5b1SShahar S Matityahu } 2587b721f5b1SShahar S Matityahu 258857605833SShahar S Matityahu int iwl_fw_dbg_stop_restart_recording(struct iwl_fw_runtime *fwrt, 258957605833SShahar S Matityahu struct iwl_fw_dbg_params *params, 259057605833SShahar S Matityahu bool stop) 2591b721f5b1SShahar S Matityahu { 259257605833SShahar S Matityahu int ret = 0; 259357605833SShahar S Matityahu 2594b721f5b1SShahar S Matityahu /* if the FW crashed or not debug monitor cfg was given, there is 259557605833SShahar S Matityahu * no point in changing the recording state 2596b721f5b1SShahar S Matityahu */ 2597b721f5b1SShahar S Matityahu if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status) || 2598b721f5b1SShahar S Matityahu (!fwrt->trans->dbg.dest_tlv && 2599b721f5b1SShahar S Matityahu fwrt->trans->dbg.ini_dest == IWL_FW_INI_LOCATION_INVALID)) 260057605833SShahar S Matityahu return 0; 2601b721f5b1SShahar S Matityahu 260257605833SShahar S Matityahu if (fw_has_capa(&fwrt->fw->ucode_capa, 260357605833SShahar S Matityahu IWL_UCODE_TLV_CAPA_DBG_SUSPEND_RESUME_CMD_SUPP)) 260457605833SShahar S Matityahu ret = iwl_fw_dbg_suspend_resume_hcmd(fwrt->trans, stop); 260557605833SShahar S Matityahu else if (stop) 260657605833SShahar S Matityahu iwl_fw_dbg_stop_recording(fwrt->trans, params); 260757605833SShahar S Matityahu else 260857605833SShahar S Matityahu ret = iwl_fw_dbg_restart_recording(fwrt->trans, params); 2609b721f5b1SShahar S Matityahu #ifdef CONFIG_IWLWIFI_DEBUGFS 261057605833SShahar S Matityahu if (!ret) { 261157605833SShahar S Matityahu if (stop) 261257605833SShahar S Matityahu fwrt->trans->dbg.rec_on = false; 261357605833SShahar S Matityahu else 2614b721f5b1SShahar S Matityahu iwl_fw_set_dbg_rec_on(fwrt); 2615b721f5b1SShahar S Matityahu } 261657605833SShahar S Matityahu #endif 261757605833SShahar S Matityahu 261857605833SShahar S Matityahu return ret; 261957605833SShahar S Matityahu } 262057605833SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_stop_restart_recording); 2621