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 + 246ea695b7cSShaul Triebitz fwrt->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 }, 4717174beb6SJohannes Berg }; 4727174beb6SJohannes Berg 4737e08baebSShahar S Matityahu static const struct iwl_prph_range iwl_prph_dump_addr_22000[] = { 4747e08baebSShahar S Matityahu { .start = 0x00a00000, .end = 0x00a00000 }, 4757e08baebSShahar S Matityahu { .start = 0x00a0000c, .end = 0x00a00024 }, 4767e08baebSShahar S Matityahu { .start = 0x00a0002c, .end = 0x00a00034 }, 4777e08baebSShahar S Matityahu { .start = 0x00a0003c, .end = 0x00a0003c }, 4787e08baebSShahar S Matityahu { .start = 0x00a00410, .end = 0x00a00418 }, 4797e08baebSShahar S Matityahu { .start = 0x00a00420, .end = 0x00a00420 }, 4807e08baebSShahar S Matityahu { .start = 0x00a00428, .end = 0x00a00428 }, 4817e08baebSShahar S Matityahu { .start = 0x00a00430, .end = 0x00a0043c }, 4827e08baebSShahar S Matityahu { .start = 0x00a00444, .end = 0x00a00444 }, 4837e08baebSShahar S Matityahu { .start = 0x00a00840, .end = 0x00a00840 }, 4847e08baebSShahar S Matityahu { .start = 0x00a00850, .end = 0x00a00858 }, 4857e08baebSShahar S Matityahu { .start = 0x00a01004, .end = 0x00a01008 }, 4867e08baebSShahar S Matityahu { .start = 0x00a01010, .end = 0x00a01010 }, 4877e08baebSShahar S Matityahu { .start = 0x00a01018, .end = 0x00a01018 }, 4887e08baebSShahar S Matityahu { .start = 0x00a01024, .end = 0x00a01024 }, 4897e08baebSShahar S Matityahu { .start = 0x00a0102c, .end = 0x00a01034 }, 4907e08baebSShahar S Matityahu { .start = 0x00a0103c, .end = 0x00a01040 }, 4917e08baebSShahar S Matityahu { .start = 0x00a01048, .end = 0x00a01050 }, 4927e08baebSShahar S Matityahu { .start = 0x00a01058, .end = 0x00a01058 }, 4937e08baebSShahar S Matityahu { .start = 0x00a01060, .end = 0x00a01070 }, 4947e08baebSShahar S Matityahu { .start = 0x00a0108c, .end = 0x00a0108c }, 4957e08baebSShahar S Matityahu { .start = 0x00a01c20, .end = 0x00a01c28 }, 4967e08baebSShahar S Matityahu { .start = 0x00a01d10, .end = 0x00a01d10 }, 4977e08baebSShahar S Matityahu { .start = 0x00a01e28, .end = 0x00a01e2c }, 4987e08baebSShahar S Matityahu { .start = 0x00a01e60, .end = 0x00a01e60 }, 4997e08baebSShahar S Matityahu { .start = 0x00a01e80, .end = 0x00a01e80 }, 5007e08baebSShahar S Matityahu { .start = 0x00a01ea0, .end = 0x00a01ea0 }, 5017e08baebSShahar S Matityahu { .start = 0x00a02000, .end = 0x00a0201c }, 5027e08baebSShahar S Matityahu { .start = 0x00a02024, .end = 0x00a02024 }, 5037e08baebSShahar S Matityahu { .start = 0x00a02040, .end = 0x00a02048 }, 5047e08baebSShahar S Matityahu { .start = 0x00a020c0, .end = 0x00a020e0 }, 5057e08baebSShahar S Matityahu { .start = 0x00a02400, .end = 0x00a02404 }, 5067e08baebSShahar S Matityahu { .start = 0x00a0240c, .end = 0x00a02414 }, 5077e08baebSShahar S Matityahu { .start = 0x00a0241c, .end = 0x00a0243c }, 5087e08baebSShahar S Matityahu { .start = 0x00a02448, .end = 0x00a024bc }, 5097e08baebSShahar S Matityahu { .start = 0x00a024c4, .end = 0x00a024cc }, 5107e08baebSShahar S Matityahu { .start = 0x00a02508, .end = 0x00a02508 }, 5117e08baebSShahar S Matityahu { .start = 0x00a02510, .end = 0x00a02514 }, 5127e08baebSShahar S Matityahu { .start = 0x00a0251c, .end = 0x00a0251c }, 5137e08baebSShahar S Matityahu { .start = 0x00a0252c, .end = 0x00a0255c }, 5147e08baebSShahar S Matityahu { .start = 0x00a02564, .end = 0x00a025a0 }, 5157e08baebSShahar S Matityahu { .start = 0x00a025a8, .end = 0x00a025b4 }, 5167e08baebSShahar S Matityahu { .start = 0x00a025c0, .end = 0x00a025c0 }, 5177e08baebSShahar S Matityahu { .start = 0x00a025e8, .end = 0x00a025f4 }, 5187e08baebSShahar S Matityahu { .start = 0x00a02c08, .end = 0x00a02c18 }, 5197e08baebSShahar S Matityahu { .start = 0x00a02c2c, .end = 0x00a02c38 }, 5207e08baebSShahar S Matityahu { .start = 0x00a02c68, .end = 0x00a02c78 }, 5217e08baebSShahar S Matityahu { .start = 0x00a03000, .end = 0x00a03000 }, 5227e08baebSShahar S Matityahu { .start = 0x00a03010, .end = 0x00a03014 }, 5237e08baebSShahar S Matityahu { .start = 0x00a0301c, .end = 0x00a0302c }, 5247e08baebSShahar S Matityahu { .start = 0x00a03034, .end = 0x00a03038 }, 5257e08baebSShahar S Matityahu { .start = 0x00a03040, .end = 0x00a03044 }, 5267e08baebSShahar S Matityahu { .start = 0x00a03060, .end = 0x00a03068 }, 5277e08baebSShahar S Matityahu { .start = 0x00a03070, .end = 0x00a03070 }, 5287e08baebSShahar S Matityahu { .start = 0x00a0307c, .end = 0x00a03084 }, 5297e08baebSShahar S Matityahu { .start = 0x00a0308c, .end = 0x00a03090 }, 5307e08baebSShahar S Matityahu { .start = 0x00a03098, .end = 0x00a03098 }, 5317e08baebSShahar S Matityahu { .start = 0x00a030a0, .end = 0x00a030a0 }, 5327e08baebSShahar S Matityahu { .start = 0x00a030a8, .end = 0x00a030b4 }, 5337e08baebSShahar S Matityahu { .start = 0x00a030bc, .end = 0x00a030c0 }, 5347e08baebSShahar S Matityahu { .start = 0x00a030c8, .end = 0x00a030f4 }, 5357e08baebSShahar S Matityahu { .start = 0x00a03100, .end = 0x00a0312c }, 5367e08baebSShahar S Matityahu { .start = 0x00a03c00, .end = 0x00a03c5c }, 5377e08baebSShahar S Matityahu { .start = 0x00a04400, .end = 0x00a04454 }, 5387e08baebSShahar S Matityahu { .start = 0x00a04460, .end = 0x00a04474 }, 5397e08baebSShahar S Matityahu { .start = 0x00a044c0, .end = 0x00a044ec }, 5407e08baebSShahar S Matityahu { .start = 0x00a04500, .end = 0x00a04504 }, 5417e08baebSShahar S Matityahu { .start = 0x00a04510, .end = 0x00a04538 }, 5427e08baebSShahar S Matityahu { .start = 0x00a04540, .end = 0x00a04548 }, 5437e08baebSShahar S Matityahu { .start = 0x00a04560, .end = 0x00a04560 }, 5447e08baebSShahar S Matityahu { .start = 0x00a04570, .end = 0x00a0457c }, 5457e08baebSShahar S Matityahu { .start = 0x00a04590, .end = 0x00a04590 }, 5467e08baebSShahar S Matityahu { .start = 0x00a04598, .end = 0x00a04598 }, 5477e08baebSShahar S Matityahu { .start = 0x00a045c0, .end = 0x00a045f4 }, 5487e08baebSShahar S Matityahu { .start = 0x00a0c000, .end = 0x00a0c018 }, 5497e08baebSShahar S Matityahu { .start = 0x00a0c020, .end = 0x00a0c028 }, 5507e08baebSShahar S Matityahu { .start = 0x00a0c038, .end = 0x00a0c094 }, 5517e08baebSShahar S Matityahu { .start = 0x00a0c0c0, .end = 0x00a0c104 }, 5527e08baebSShahar S Matityahu { .start = 0x00a0c10c, .end = 0x00a0c118 }, 5537e08baebSShahar S Matityahu { .start = 0x00a0c150, .end = 0x00a0c174 }, 5547e08baebSShahar S Matityahu { .start = 0x00a0c17c, .end = 0x00a0c188 }, 5557e08baebSShahar S Matityahu { .start = 0x00a0c190, .end = 0x00a0c198 }, 5567e08baebSShahar S Matityahu { .start = 0x00a0c1a0, .end = 0x00a0c1a8 }, 5577e08baebSShahar S Matityahu { .start = 0x00a0c1b0, .end = 0x00a0c1b8 }, 5587e08baebSShahar S Matityahu }; 5597e08baebSShahar S Matityahu 560ea7c2bfdSJohannes Berg static void iwl_read_prph_block(struct iwl_trans *trans, u32 start, 5617174beb6SJohannes Berg u32 len_bytes, __le32 *data) 5627174beb6SJohannes Berg { 5637174beb6SJohannes Berg u32 i; 5647174beb6SJohannes Berg 5657174beb6SJohannes Berg for (i = 0; i < len_bytes; i += 4) 5667174beb6SJohannes Berg *data++ = cpu_to_le32(iwl_read_prph_no_grab(trans, start + i)); 5677174beb6SJohannes Berg } 5687174beb6SJohannes Berg 5697e08baebSShahar S Matityahu static void iwl_dump_prph(struct iwl_fw_runtime *fwrt, 5707174beb6SJohannes Berg const struct iwl_prph_range *iwl_prph_dump_addr, 5717e08baebSShahar S Matityahu u32 range_len, void *ptr) 5727174beb6SJohannes Berg { 5737174beb6SJohannes Berg struct iwl_fw_error_dump_prph *prph; 5747e08baebSShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 5757e08baebSShahar S Matityahu struct iwl_fw_error_dump_data **data = 5767e08baebSShahar S Matityahu (struct iwl_fw_error_dump_data **)ptr; 5777174beb6SJohannes Berg unsigned long flags; 5787174beb6SJohannes Berg u32 i; 5797174beb6SJohannes Berg 5807e08baebSShahar S Matityahu if (!data) 5817e08baebSShahar S Matityahu return; 5827e08baebSShahar S Matityahu 583b88beaf9SIlan Peer IWL_DEBUG_INFO(trans, "WRT PRPH dump\n"); 584b88beaf9SIlan Peer 5857174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(trans, &flags)) 5867174beb6SJohannes Berg return; 5877174beb6SJohannes Berg 5887174beb6SJohannes Berg for (i = 0; i < range_len; i++) { 5897174beb6SJohannes Berg /* The range includes both boundaries */ 5907174beb6SJohannes Berg int num_bytes_in_chunk = iwl_prph_dump_addr[i].end - 5917174beb6SJohannes Berg iwl_prph_dump_addr[i].start + 4; 5927174beb6SJohannes Berg 5937174beb6SJohannes Berg (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PRPH); 5947174beb6SJohannes Berg (*data)->len = cpu_to_le32(sizeof(*prph) + 5957174beb6SJohannes Berg num_bytes_in_chunk); 5967174beb6SJohannes Berg prph = (void *)(*data)->data; 5977174beb6SJohannes Berg prph->prph_start = cpu_to_le32(iwl_prph_dump_addr[i].start); 5987174beb6SJohannes Berg 599ea7c2bfdSJohannes Berg iwl_read_prph_block(trans, iwl_prph_dump_addr[i].start, 6007174beb6SJohannes Berg /* our range is inclusive, hence + 4 */ 6017174beb6SJohannes Berg iwl_prph_dump_addr[i].end - 6027174beb6SJohannes Berg iwl_prph_dump_addr[i].start + 4, 6037174beb6SJohannes Berg (void *)prph->data); 6047174beb6SJohannes Berg 6057174beb6SJohannes Berg *data = iwl_fw_error_next_data(*data); 6067174beb6SJohannes Berg } 6077174beb6SJohannes Berg 6087174beb6SJohannes Berg iwl_trans_release_nic_access(trans, &flags); 6097174beb6SJohannes Berg } 6107174beb6SJohannes Berg 6117174beb6SJohannes Berg /* 6127174beb6SJohannes Berg * alloc_sgtable - allocates scallerlist table in the given size, 6137174beb6SJohannes Berg * fills it with pages and returns it 6147174beb6SJohannes Berg * @size: the size (in bytes) of the table 6157174beb6SJohannes Berg */ 6167174beb6SJohannes Berg static struct scatterlist *alloc_sgtable(int size) 6177174beb6SJohannes Berg { 6187174beb6SJohannes Berg int alloc_size, nents, i; 6197174beb6SJohannes Berg struct page *new_page; 6207174beb6SJohannes Berg struct scatterlist *iter; 6217174beb6SJohannes Berg struct scatterlist *table; 6227174beb6SJohannes Berg 6237174beb6SJohannes Berg nents = DIV_ROUND_UP(size, PAGE_SIZE); 6247174beb6SJohannes Berg table = kcalloc(nents, sizeof(*table), GFP_KERNEL); 6257174beb6SJohannes Berg if (!table) 6267174beb6SJohannes Berg return NULL; 6277174beb6SJohannes Berg sg_init_table(table, nents); 6287174beb6SJohannes Berg iter = table; 6297174beb6SJohannes Berg for_each_sg(table, iter, sg_nents(table), i) { 6307174beb6SJohannes Berg new_page = alloc_page(GFP_KERNEL); 6317174beb6SJohannes Berg if (!new_page) { 6327174beb6SJohannes Berg /* release all previous allocated pages in the table */ 6337174beb6SJohannes Berg iter = table; 6347174beb6SJohannes Berg for_each_sg(table, iter, sg_nents(table), i) { 6357174beb6SJohannes Berg new_page = sg_page(iter); 6367174beb6SJohannes Berg if (new_page) 6377174beb6SJohannes Berg __free_page(new_page); 6387174beb6SJohannes Berg } 6397174beb6SJohannes Berg return NULL; 6407174beb6SJohannes Berg } 6417174beb6SJohannes Berg alloc_size = min_t(int, size, PAGE_SIZE); 6427174beb6SJohannes Berg size -= PAGE_SIZE; 6437174beb6SJohannes Berg sg_set_page(iter, new_page, alloc_size, 0); 6447174beb6SJohannes Berg } 6457174beb6SJohannes Berg return table; 6467174beb6SJohannes Berg } 6477174beb6SJohannes Berg 6487e08baebSShahar S Matityahu static void iwl_fw_get_prph_len(struct iwl_fw_runtime *fwrt, 6497e08baebSShahar S Matityahu const struct iwl_prph_range *iwl_prph_dump_addr, 6507e08baebSShahar S Matityahu u32 range_len, void *ptr) 651da752717SShahar S Matityahu { 6527e08baebSShahar S Matityahu u32 *prph_len = (u32 *)ptr; 6537e08baebSShahar S Matityahu int i, num_bytes_in_chunk; 654da752717SShahar S Matityahu 6557e08baebSShahar S Matityahu if (!prph_len) 6567e08baebSShahar S Matityahu return; 6577e08baebSShahar S Matityahu 6587e08baebSShahar S Matityahu for (i = 0; i < range_len; i++) { 659da752717SShahar S Matityahu /* The range includes both boundaries */ 6607e08baebSShahar S Matityahu num_bytes_in_chunk = 6617e08baebSShahar S Matityahu iwl_prph_dump_addr[i].end - 6627e08baebSShahar S Matityahu iwl_prph_dump_addr[i].start + 4; 663da752717SShahar S Matityahu 6647e08baebSShahar S Matityahu *prph_len += sizeof(struct iwl_fw_error_dump_data) + 665da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_prph) + 666da752717SShahar S Matityahu num_bytes_in_chunk; 667da752717SShahar S Matityahu } 6687e08baebSShahar S Matityahu } 6697e08baebSShahar S Matityahu 6707e08baebSShahar S Matityahu static void iwl_fw_prph_handler(struct iwl_fw_runtime *fwrt, void *ptr, 6717e08baebSShahar S Matityahu void (*handler)(struct iwl_fw_runtime *, 6727e08baebSShahar S Matityahu const struct iwl_prph_range *, 6737e08baebSShahar S Matityahu u32, void *)) 6747e08baebSShahar S Matityahu { 6757e08baebSShahar S Matityahu u32 range_len; 6767e08baebSShahar S Matityahu 677d4f4793cSShaul Triebitz if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_AX210) { 678d4f4793cSShaul Triebitz /* TODO */ 679d4f4793cSShaul Triebitz } else if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000) { 6807e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_22000); 6817e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_22000, range_len, ptr); 6827e08baebSShahar S Matityahu } else { 6837e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_comm); 6847e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_comm, range_len, ptr); 685da752717SShahar S Matityahu 686da752717SShahar S Matityahu if (fwrt->trans->cfg->mq_rx_supported) { 6877e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_9000); 6887e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_9000, range_len, ptr); 689da752717SShahar S Matityahu } 690da752717SShahar S Matityahu } 691da752717SShahar S Matityahu } 692da752717SShahar S Matityahu 693da752717SShahar S Matityahu static void iwl_fw_dump_mem(struct iwl_fw_runtime *fwrt, 694da752717SShahar S Matityahu struct iwl_fw_error_dump_data **dump_data, 6957339cc29SSara Sharon u32 len, u32 ofs, u32 type) 696da752717SShahar S Matityahu { 697da752717SShahar S Matityahu struct iwl_fw_error_dump_mem *dump_mem; 698da752717SShahar S Matityahu 6997339cc29SSara Sharon if (!len) 7007339cc29SSara Sharon return; 701da752717SShahar S Matityahu 702da752717SShahar S Matityahu (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM); 703da752717SShahar S Matityahu (*dump_data)->len = cpu_to_le32(len + sizeof(*dump_mem)); 704da752717SShahar S Matityahu dump_mem = (void *)(*dump_data)->data; 7057339cc29SSara Sharon dump_mem->type = cpu_to_le32(type); 706da752717SShahar S Matityahu dump_mem->offset = cpu_to_le32(ofs); 707da752717SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, ofs, dump_mem->data, len); 708da752717SShahar S Matityahu *dump_data = iwl_fw_error_next_data(*dump_data); 709da752717SShahar S Matityahu 7107339cc29SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT memory dump. Type=%u\n", dump_mem->type); 711da752717SShahar S Matityahu } 712da752717SShahar S Matityahu 71368025d5fSSara Sharon #define ADD_LEN(len, item_len, const_len) \ 71468025d5fSSara Sharon do {size_t item = item_len; len += (!!item) * const_len + item; } \ 71568025d5fSSara Sharon while (0) 71668025d5fSSara Sharon 71732b258e9SSara Sharon static int iwl_fw_rxf_len(struct iwl_fw_runtime *fwrt, 71868025d5fSSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 71968025d5fSSara Sharon { 72068025d5fSSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 72168025d5fSSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 72268025d5fSSara Sharon u32 fifo_len = 0; 72368025d5fSSara Sharon int i; 72468025d5fSSara Sharon 725e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RXF)) 72632b258e9SSara Sharon return 0; 72768025d5fSSara Sharon 72868025d5fSSara Sharon /* Count RXF2 size */ 72968025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->rxfifo2_size, hdr_len); 73068025d5fSSara Sharon 73168025d5fSSara Sharon /* Count RXF1 sizes */ 732acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 733acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 734acf42a95SMordechay Goodstein 73568025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) 73668025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].rxfifo1_size, hdr_len); 73768025d5fSSara Sharon 73832b258e9SSara Sharon return fifo_len; 73932b258e9SSara Sharon } 74032b258e9SSara Sharon 74132b258e9SSara Sharon static int iwl_fw_txf_len(struct iwl_fw_runtime *fwrt, 74232b258e9SSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 74332b258e9SSara Sharon { 74432b258e9SSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 74532b258e9SSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 74632b258e9SSara Sharon u32 fifo_len = 0; 74732b258e9SSara Sharon int i; 74832b258e9SSara Sharon 749e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_TXF)) 75068025d5fSSara Sharon goto dump_internal_txf; 75168025d5fSSara Sharon 75268025d5fSSara Sharon /* Count TXF sizes */ 753acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 754acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 755acf42a95SMordechay Goodstein 75668025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) { 75768025d5fSSara Sharon int j; 75868025d5fSSara Sharon 75968025d5fSSara Sharon for (j = 0; j < mem_cfg->num_txfifo_entries; j++) 76068025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].txfifo_size[j], 76168025d5fSSara Sharon hdr_len); 76268025d5fSSara Sharon } 76368025d5fSSara Sharon 76468025d5fSSara Sharon dump_internal_txf: 765e488e593SSara Sharon if (!(iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_INTERNAL_TXF) && 76668025d5fSSara Sharon fw_has_capa(&fwrt->fw->ucode_capa, 76768025d5fSSara Sharon IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG))) 76868025d5fSSara Sharon goto out; 76968025d5fSSara Sharon 77068025d5fSSara Sharon for (i = 0; i < ARRAY_SIZE(mem_cfg->internal_txfifo_size); i++) 77168025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->internal_txfifo_size[i], hdr_len); 77268025d5fSSara Sharon 77368025d5fSSara Sharon out: 77468025d5fSSara Sharon return fifo_len; 77568025d5fSSara Sharon } 77668025d5fSSara Sharon 77756b657f7SSara Sharon static void iwl_dump_paging(struct iwl_fw_runtime *fwrt, 77856b657f7SSara Sharon struct iwl_fw_error_dump_data **data) 77956b657f7SSara Sharon { 78056b657f7SSara Sharon int i; 78156b657f7SSara Sharon 78256b657f7SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT paging dump\n"); 78356b657f7SSara Sharon for (i = 1; i < fwrt->num_of_paging_blk + 1; i++) { 78456b657f7SSara Sharon struct iwl_fw_error_dump_paging *paging; 78556b657f7SSara Sharon struct page *pages = 78656b657f7SSara Sharon fwrt->fw_paging_db[i].fw_paging_block; 78756b657f7SSara Sharon dma_addr_t addr = fwrt->fw_paging_db[i].fw_paging_phys; 78856b657f7SSara Sharon 78956b657f7SSara Sharon (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PAGING); 79056b657f7SSara Sharon (*data)->len = cpu_to_le32(sizeof(*paging) + 79156b657f7SSara Sharon PAGING_BLOCK_SIZE); 79256b657f7SSara Sharon paging = (void *)(*data)->data; 79356b657f7SSara Sharon paging->index = cpu_to_le32(i); 79456b657f7SSara Sharon dma_sync_single_for_cpu(fwrt->trans->dev, addr, 79556b657f7SSara Sharon PAGING_BLOCK_SIZE, 79656b657f7SSara Sharon DMA_BIDIRECTIONAL); 79756b657f7SSara Sharon memcpy(paging->data, page_address(pages), 79856b657f7SSara Sharon PAGING_BLOCK_SIZE); 7997e316572SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, 8007e316572SShahar S Matityahu PAGING_BLOCK_SIZE, 8017e316572SShahar S Matityahu DMA_BIDIRECTIONAL); 80256b657f7SSara Sharon (*data) = iwl_fw_error_next_data(*data); 80356b657f7SSara Sharon } 80456b657f7SSara Sharon } 80556b657f7SSara Sharon 806a6820511SSara Sharon static struct iwl_fw_error_dump_file * 8074b49e34eSShahar S Matityahu iwl_fw_error_dump_file(struct iwl_fw_runtime *fwrt, 808a6820511SSara Sharon struct iwl_fw_dump_ptrs *fw_error_dump) 8097174beb6SJohannes Berg { 8107174beb6SJohannes Berg struct iwl_fw_error_dump_file *dump_file; 8117174beb6SJohannes Berg struct iwl_fw_error_dump_data *dump_data; 8127174beb6SJohannes Berg struct iwl_fw_error_dump_info *dump_info; 813ce27f005SGolan Ben-Ami struct iwl_fw_error_dump_smem_cfg *dump_smem_cfg; 8147174beb6SJohannes Berg struct iwl_fw_error_dump_trigger_desc *dump_trig; 8157174beb6SJohannes Berg u32 sram_len, sram_ofs; 81668025d5fSSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_mem = fwrt->fw->dbg.mem_tlv; 817ce27f005SGolan Ben-Ami struct iwl_fwrt_shared_mem_cfg *mem_cfg = &fwrt->smem_cfg; 81868025d5fSSara Sharon u32 file_len, fifo_len = 0, prph_len = 0, radio_len = 0; 81917b809c9SSara Sharon u32 smem_len = fwrt->fw->dbg.n_mem_tlv ? 0 : fwrt->trans->cfg->smem_len; 82017b809c9SSara Sharon u32 sram2_len = fwrt->fw->dbg.n_mem_tlv ? 8217174beb6SJohannes Berg 0 : fwrt->trans->cfg->dccm2_len; 8227174beb6SJohannes Berg int i; 8237174beb6SJohannes Berg 8247174beb6SJohannes Berg /* SRAM - include stack CCM if driver knows the values for it */ 8257174beb6SJohannes Berg if (!fwrt->trans->cfg->dccm_offset || !fwrt->trans->cfg->dccm_len) { 8267174beb6SJohannes Berg const struct fw_img *img; 8277174beb6SJohannes Berg 828162b22c9SLiad Kaufman if (fwrt->cur_fw_img >= IWL_UCODE_TYPE_MAX) 829162b22c9SLiad Kaufman return NULL; 8307174beb6SJohannes Berg img = &fwrt->fw->img[fwrt->cur_fw_img]; 8317174beb6SJohannes Berg sram_ofs = img->sec[IWL_UCODE_SECTION_DATA].offset; 8327174beb6SJohannes Berg sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; 8337174beb6SJohannes Berg } else { 8347174beb6SJohannes Berg sram_ofs = fwrt->trans->cfg->dccm_offset; 8357174beb6SJohannes Berg sram_len = fwrt->trans->cfg->dccm_len; 8367174beb6SJohannes Berg } 8377174beb6SJohannes Berg 8387174beb6SJohannes Berg /* reading RXF/TXF sizes */ 8397174beb6SJohannes Berg if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status)) { 84032b258e9SSara Sharon fifo_len = iwl_fw_rxf_len(fwrt, mem_cfg); 84132b258e9SSara Sharon fifo_len += iwl_fw_txf_len(fwrt, mem_cfg); 8427174beb6SJohannes Berg 8437174beb6SJohannes Berg /* Make room for PRPH registers */ 8447e08baebSShahar S Matityahu if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_PRPH)) 8457e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &prph_len, 8467e08baebSShahar S Matityahu iwl_fw_get_prph_len); 8477174beb6SJohannes Berg 848520f03eaSShahar S Matityahu if (fwrt->trans->cfg->device_family == IWL_DEVICE_FAMILY_7000 && 849e488e593SSara Sharon iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RADIO_REG)) 8507174beb6SJohannes Berg radio_len = sizeof(*dump_data) + RADIO_REG_MAX_READ; 8517174beb6SJohannes Berg } 8527174beb6SJohannes Berg 85368025d5fSSara Sharon file_len = sizeof(*dump_file) + fifo_len + prph_len + radio_len; 8547174beb6SJohannes Berg 855e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) 856520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_info); 857e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) 858520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_smem_cfg); 859520f03eaSShahar S Matityahu 860e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 86168025d5fSSara Sharon size_t hdr_len = sizeof(*dump_data) + 862da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_mem); 8637174beb6SJohannes Berg 86468025d5fSSara Sharon /* Dump SRAM only if no mem_tlvs */ 86568025d5fSSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 86668025d5fSSara Sharon ADD_LEN(file_len, sram_len, hdr_len); 8677174beb6SJohannes Berg 86868025d5fSSara Sharon /* Make room for all mem types that exist */ 86968025d5fSSara Sharon ADD_LEN(file_len, smem_len, hdr_len); 87068025d5fSSara Sharon ADD_LEN(file_len, sram2_len, hdr_len); 87168025d5fSSara Sharon 87268025d5fSSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) 87368025d5fSSara Sharon ADD_LEN(file_len, le32_to_cpu(fw_mem[i].len), hdr_len); 874520f03eaSShahar S Matityahu } 8757174beb6SJohannes Berg 8767174beb6SJohannes Berg /* Make room for fw's virtual image pages, if it exists */ 87756b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 8787174beb6SJohannes Berg file_len += fwrt->num_of_paging_blk * 8797174beb6SJohannes Berg (sizeof(*dump_data) + 8807174beb6SJohannes Berg sizeof(struct iwl_fw_error_dump_paging) + 8817174beb6SJohannes Berg PAGING_BLOCK_SIZE); 8827174beb6SJohannes Berg 8832d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 8842d8c2615SShahar S Matityahu file_len += sizeof(*dump_data) + 8852d8c2615SShahar S Matityahu fwrt->trans->cfg->d3_debug_data_length * 2; 8862d8c2615SShahar S Matityahu } 8872d8c2615SShahar S Matityahu 8887174beb6SJohannes Berg /* If we only want a monitor dump, reset the file length */ 889124e0ebaSSara Sharon if (fwrt->dump.monitor_only) { 890ce27f005SGolan Ben-Ami file_len = sizeof(*dump_file) + sizeof(*dump_data) * 2 + 891ce27f005SGolan Ben-Ami sizeof(*dump_info) + sizeof(*dump_smem_cfg); 8927174beb6SJohannes Berg } 8937174beb6SJohannes Berg 894e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 895520f03eaSShahar S Matityahu fwrt->dump.desc) 8967174beb6SJohannes Berg file_len += sizeof(*dump_data) + sizeof(*dump_trig) + 8977174beb6SJohannes Berg fwrt->dump.desc->len; 8987174beb6SJohannes Berg 8997174beb6SJohannes Berg dump_file = vzalloc(file_len); 900a6820511SSara Sharon if (!dump_file) 901a6820511SSara Sharon return NULL; 9027174beb6SJohannes Berg 9037174beb6SJohannes Berg fw_error_dump->fwrt_ptr = dump_file; 9047174beb6SJohannes Berg 9057174beb6SJohannes Berg dump_file->barker = cpu_to_le32(IWL_FW_ERROR_DUMP_BARKER); 9067174beb6SJohannes Berg dump_data = (void *)dump_file->data; 9077174beb6SJohannes Berg 908e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) { 9097174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_DEV_FW_INFO); 9107174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_info)); 9117174beb6SJohannes Berg dump_info = (void *)dump_data->data; 9127174beb6SJohannes Berg dump_info->device_family = 913520f03eaSShahar S Matityahu fwrt->trans->cfg->device_family == 914520f03eaSShahar S Matityahu IWL_DEVICE_FAMILY_7000 ? 9157174beb6SJohannes Berg cpu_to_le32(IWL_FW_ERROR_DUMP_FAMILY_7) : 9167174beb6SJohannes Berg cpu_to_le32(IWL_FW_ERROR_DUMP_FAMILY_8); 917520f03eaSShahar S Matityahu dump_info->hw_step = 918520f03eaSShahar S Matityahu cpu_to_le32(CSR_HW_REV_STEP(fwrt->trans->hw_rev)); 9197174beb6SJohannes Berg memcpy(dump_info->fw_human_readable, fwrt->fw->human_readable, 9207174beb6SJohannes Berg sizeof(dump_info->fw_human_readable)); 9217174beb6SJohannes Berg strncpy(dump_info->dev_human_readable, fwrt->trans->cfg->name, 922520f03eaSShahar S Matityahu sizeof(dump_info->dev_human_readable) - 1); 9237174beb6SJohannes Berg strncpy(dump_info->bus_human_readable, fwrt->dev->bus->name, 924520f03eaSShahar S Matityahu sizeof(dump_info->bus_human_readable) - 1); 925d3561e0eSShahar S Matityahu dump_info->num_of_lmacs = fwrt->smem_cfg.num_lmacs; 926d3561e0eSShahar S Matityahu dump_info->lmac_err_id[0] = 927d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[0]); 928d3561e0eSShahar S Matityahu if (fwrt->smem_cfg.num_lmacs > 1) 929d3561e0eSShahar S Matityahu dump_info->lmac_err_id[1] = 930d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[1]); 931d3561e0eSShahar S Matityahu dump_info->umac_err_id = cpu_to_le32(fwrt->dump.umac_err_id); 9327174beb6SJohannes Berg 9337174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 934520f03eaSShahar S Matityahu } 935ce27f005SGolan Ben-Ami 936e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) { 937ce27f005SGolan Ben-Ami /* Dump shared memory configuration */ 938ce27f005SGolan Ben-Ami dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM_CFG); 939ce27f005SGolan Ben-Ami dump_data->len = cpu_to_le32(sizeof(*dump_smem_cfg)); 940ce27f005SGolan Ben-Ami dump_smem_cfg = (void *)dump_data->data; 941ce27f005SGolan Ben-Ami dump_smem_cfg->num_lmacs = cpu_to_le32(mem_cfg->num_lmacs); 942ce27f005SGolan Ben-Ami dump_smem_cfg->num_txfifo_entries = 943ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->num_txfifo_entries); 944ce27f005SGolan Ben-Ami for (i = 0; i < MAX_NUM_LMAC; i++) { 945ce27f005SGolan Ben-Ami int j; 946520f03eaSShahar S Matityahu u32 *txf_size = mem_cfg->lmac[i].txfifo_size; 947ce27f005SGolan Ben-Ami 948ce27f005SGolan Ben-Ami for (j = 0; j < TX_FIFO_MAX_NUM; j++) 949ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].txfifo_size[j] = 950520f03eaSShahar S Matityahu cpu_to_le32(txf_size[j]); 951ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].rxfifo1_size = 952ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->lmac[i].rxfifo1_size); 953ce27f005SGolan Ben-Ami } 954520f03eaSShahar S Matityahu dump_smem_cfg->rxfifo2_size = 955520f03eaSShahar S Matityahu cpu_to_le32(mem_cfg->rxfifo2_size); 956ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_addr = 957ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_addr); 958ce27f005SGolan Ben-Ami for (i = 0; i < TX_FIFO_INTERNAL_MAX_NUM; i++) { 959ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_size[i] = 960ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_size[i]); 961ce27f005SGolan Ben-Ami } 962ce27f005SGolan Ben-Ami 963ce27f005SGolan Ben-Ami dump_data = iwl_fw_error_next_data(dump_data); 964520f03eaSShahar S Matityahu } 965ce27f005SGolan Ben-Ami 9667174beb6SJohannes Berg /* We only dump the FIFOs if the FW is in error state */ 96768025d5fSSara Sharon if (fifo_len) { 96832b258e9SSara Sharon iwl_fw_dump_rxf(fwrt, &dump_data); 96932b258e9SSara Sharon iwl_fw_dump_txf(fwrt, &dump_data); 9707174beb6SJohannes Berg if (radio_len) 9717174beb6SJohannes Berg iwl_read_radio_regs(fwrt, &dump_data); 9727174beb6SJohannes Berg } 9737174beb6SJohannes Berg 974e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 975520f03eaSShahar S Matityahu fwrt->dump.desc) { 9767174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_ERROR_INFO); 9777174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_trig) + 9787174beb6SJohannes Berg fwrt->dump.desc->len); 9797174beb6SJohannes Berg dump_trig = (void *)dump_data->data; 9807174beb6SJohannes Berg memcpy(dump_trig, &fwrt->dump.desc->trig_desc, 9817174beb6SJohannes Berg sizeof(*dump_trig) + fwrt->dump.desc->len); 9827174beb6SJohannes Berg 9837174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 9847174beb6SJohannes Berg } 9857174beb6SJohannes Berg 9867174beb6SJohannes Berg /* In case we only want monitor dump, skip to dump trasport data */ 987124e0ebaSSara Sharon if (fwrt->dump.monitor_only) 988a6820511SSara Sharon goto out; 9897174beb6SJohannes Berg 990e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 9917339cc29SSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_dbg_mem = 9927339cc29SSara Sharon fwrt->fw->dbg.mem_tlv; 993da752717SShahar S Matityahu 9947339cc29SSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 9957339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram_len, sram_ofs, 9967339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 9977339cc29SSara Sharon 9987339cc29SSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) { 9997339cc29SSara Sharon u32 len = le32_to_cpu(fw_dbg_mem[i].len); 10007339cc29SSara Sharon u32 ofs = le32_to_cpu(fw_dbg_mem[i].ofs); 10017339cc29SSara Sharon 10027339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, len, ofs, 10037339cc29SSara Sharon le32_to_cpu(fw_dbg_mem[i].data_type)); 10047339cc29SSara Sharon } 10057339cc29SSara Sharon 10067339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, smem_len, 10077339cc29SSara Sharon fwrt->trans->cfg->smem_offset, 10087339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SMEM); 10097339cc29SSara Sharon 10107339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram2_len, 10117339cc29SSara Sharon fwrt->trans->cfg->dccm2_offset, 10127339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 10137339cc29SSara Sharon } 10147174beb6SJohannes Berg 10152d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 10162d8c2615SShahar S Matityahu u32 addr = fwrt->trans->cfg->d3_debug_data_base_addr; 10172d8c2615SShahar S Matityahu size_t data_size = fwrt->trans->cfg->d3_debug_data_length; 10182d8c2615SShahar S Matityahu 10192d8c2615SShahar S Matityahu dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_D3_DEBUG_DATA); 10202d8c2615SShahar S Matityahu dump_data->len = cpu_to_le32(data_size * 2); 10212d8c2615SShahar S Matityahu 1022da752717SShahar S Matityahu memcpy(dump_data->data, fwrt->dump.d3_debug_data, data_size); 10232d8c2615SShahar S Matityahu 10242d8c2615SShahar S Matityahu kfree(fwrt->dump.d3_debug_data); 10252d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = NULL; 10262d8c2615SShahar S Matityahu 10272d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, 10282d8c2615SShahar S Matityahu dump_data->data + data_size, 10292d8c2615SShahar S Matityahu data_size); 10302d8c2615SShahar S Matityahu 10312d8c2615SShahar S Matityahu dump_data = iwl_fw_error_next_data(dump_data); 10322d8c2615SShahar S Matityahu } 10332d8c2615SShahar S Matityahu 10347174beb6SJohannes Berg /* Dump fw's virtual image */ 103556b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 103656b657f7SSara Sharon iwl_dump_paging(fwrt, &dump_data); 10377174beb6SJohannes Berg 10387e08baebSShahar S Matityahu if (prph_len) 10397e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &dump_data, iwl_dump_prph); 10407174beb6SJohannes Berg 1041a6820511SSara Sharon out: 1042a6820511SSara Sharon dump_file->file_len = cpu_to_le32(file_len); 1043a6820511SSara Sharon return dump_file; 1044a6820511SSara Sharon } 1045a6820511SSara Sharon 10468d534e96SShahar S Matityahu static int iwl_dump_ini_prph_iter(struct iwl_fw_runtime *fwrt, 10478d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 10481a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 10498d534e96SShahar S Matityahu { 10501a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 10518d534e96SShahar S Matityahu __le32 *val = range->data; 10529802162fSShahar S Matityahu u32 prph_val; 10539802162fSShahar S Matityahu u32 addr = le32_to_cpu(reg->start_addr[idx]) + le32_to_cpu(reg->offset); 10548d534e96SShahar S Matityahu int i; 10558d534e96SShahar S Matityahu 10569802162fSShahar S Matityahu range->start_addr = cpu_to_le32(addr); 10578d534e96SShahar S Matityahu range->range_data_size = reg->internal.range_data_size; 10588d534e96SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->internal.range_data_size); i += 4) { 10599802162fSShahar S Matityahu prph_val = iwl_read_prph(fwrt->trans, addr + i); 10608d534e96SShahar S Matityahu if (prph_val == 0x5a5a5a5a) 10611b64d58bSShahar S Matityahu return -EBUSY; 10628d534e96SShahar S Matityahu *val++ = cpu_to_le32(prph_val); 10638d534e96SShahar S Matityahu } 10641a6c8bb7SShahar S Matityahu 10651a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 10668d534e96SShahar S Matityahu } 10678d534e96SShahar S Matityahu 1068f4f907aaSShahar S Matityahu static int iwl_dump_ini_csr_iter(struct iwl_fw_runtime *fwrt, 1069f4f907aaSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 10701a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1071f4f907aaSShahar S Matityahu { 10721a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1073f4f907aaSShahar S Matityahu __le32 *val = range->data; 10749802162fSShahar S Matityahu u32 addr = le32_to_cpu(reg->start_addr[idx]) + le32_to_cpu(reg->offset); 1075f4f907aaSShahar S Matityahu int i; 1076f4f907aaSShahar S Matityahu 10779802162fSShahar S Matityahu range->start_addr = cpu_to_le32(addr); 1078f4f907aaSShahar S Matityahu range->range_data_size = reg->internal.range_data_size; 10799802162fSShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->internal.range_data_size); i += 4) 10809802162fSShahar S Matityahu *val++ = cpu_to_le32(iwl_trans_read32(fwrt->trans, addr + i)); 10811a6c8bb7SShahar S Matityahu 10821a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1083f4f907aaSShahar S Matityahu } 1084f4f907aaSShahar S Matityahu 10856e9f8f99SShahar S Matityahu static int iwl_dump_ini_dev_mem_iter(struct iwl_fw_runtime *fwrt, 10866e9f8f99SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 10871a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 10886e9f8f99SShahar S Matityahu { 10891a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 10909802162fSShahar S Matityahu u32 addr = le32_to_cpu(reg->start_addr[idx]) + le32_to_cpu(reg->offset); 10916e9f8f99SShahar S Matityahu 10929802162fSShahar S Matityahu range->start_addr = cpu_to_le32(addr); 10936e9f8f99SShahar S Matityahu range->range_data_size = reg->internal.range_data_size; 10949802162fSShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 10956e9f8f99SShahar S Matityahu le32_to_cpu(reg->internal.range_data_size)); 10961a6c8bb7SShahar S Matityahu 10971a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 10986e9f8f99SShahar S Matityahu } 10996e9f8f99SShahar S Matityahu 1100505a00c0SShahar S Matityahu static int 1101505a00c0SShahar S Matityahu iwl_dump_ini_paging_gen2_iter(struct iwl_fw_runtime *fwrt, 1102505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 11031a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1104505a00c0SShahar S Matityahu { 11051a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1106505a00c0SShahar S Matityahu u32 page_size = fwrt->trans->init_dram.paging[idx].size; 1107505a00c0SShahar S Matityahu 1108505a00c0SShahar S Matityahu range->start_addr = cpu_to_le32(idx); 1109505a00c0SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1110505a00c0SShahar S Matityahu memcpy(range->data, fwrt->trans->init_dram.paging[idx].block, 1111505a00c0SShahar S Matityahu page_size); 11121a6c8bb7SShahar S Matityahu 11131a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1114505a00c0SShahar S Matityahu } 1115505a00c0SShahar S Matityahu 1116505a00c0SShahar S Matityahu static int iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt, 1117505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 11181a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1119505a00c0SShahar S Matityahu { 1120505a00c0SShahar S Matityahu /* increase idx by 1 since the pages are from 1 to 1121505a00c0SShahar S Matityahu * fwrt->num_of_paging_blk + 1 1122505a00c0SShahar S Matityahu */ 1123505a00c0SShahar S Matityahu struct page *page = fwrt->fw_paging_db[++idx].fw_paging_block; 11241a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1125505a00c0SShahar S Matityahu dma_addr_t addr = fwrt->fw_paging_db[idx].fw_paging_phys; 1126505a00c0SShahar S Matityahu u32 page_size = fwrt->fw_paging_db[idx].fw_paging_size; 1127505a00c0SShahar S Matityahu 1128505a00c0SShahar S Matityahu range->start_addr = cpu_to_le32(idx); 1129505a00c0SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1130505a00c0SShahar S Matityahu dma_sync_single_for_cpu(fwrt->trans->dev, addr, page_size, 1131505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 1132505a00c0SShahar S Matityahu memcpy(range->data, page_address(page), page_size); 1133505a00c0SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, page_size, 1134505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 11351a6c8bb7SShahar S Matityahu 11361a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1137505a00c0SShahar S Matityahu } 1138505a00c0SShahar S Matityahu 1139106b791aSShahar S Matityahu static int 1140106b791aSShahar S Matityahu iwl_dump_ini_mon_dram_iter(struct iwl_fw_runtime *fwrt, 11411a6c8bb7SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, void *range_ptr, 1142106b791aSShahar S Matityahu int idx) 1143106b791aSShahar S Matityahu { 11441a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1145ea695b7cSShaul Triebitz u32 start_addr = iwl_read_umac_prph(fwrt->trans, 1146ea695b7cSShaul Triebitz MON_BUFF_BASE_ADDR_VER2); 1147106b791aSShahar S Matityahu 1148106b791aSShahar S Matityahu if (start_addr == 0x5a5a5a5a) 11491b64d58bSShahar S Matityahu return -EBUSY; 1150106b791aSShahar S Matityahu 1151106b791aSShahar S Matityahu range->start_addr = cpu_to_le32(start_addr); 1152106b791aSShahar S Matityahu range->range_data_size = cpu_to_le32(fwrt->trans->fw_mon[idx].size); 1153106b791aSShahar S Matityahu 1154106b791aSShahar S Matityahu memcpy(range->data, fwrt->trans->fw_mon[idx].block, 1155106b791aSShahar S Matityahu fwrt->trans->fw_mon[idx].size); 1156106b791aSShahar S Matityahu 11571a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1158106b791aSShahar S Matityahu } 1159106b791aSShahar S Matityahu 11601b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data { 11611b64d58bSShahar S Matityahu int fifo; 11621b64d58bSShahar S Matityahu int lmac; 11631b64d58bSShahar S Matityahu u32 fifo_size; 11641b64d58bSShahar S Matityahu bool internal_txf; 11651b64d58bSShahar S Matityahu bool init; 11661b64d58bSShahar S Matityahu }; 11671b64d58bSShahar S Matityahu 11681b64d58bSShahar S Matityahu static bool iwl_ini_txf_iter(struct iwl_fw_runtime *fwrt, 11691b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 11701b64d58bSShahar S Matityahu { 11711b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data *iter = fwrt->dump.fifo_iter; 11721b64d58bSShahar S Matityahu struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 11731b64d58bSShahar S Matityahu int txf_num = cfg->num_txfifo_entries; 11741b64d58bSShahar S Matityahu int int_txf_num = ARRAY_SIZE(cfg->internal_txfifo_size); 11751b64d58bSShahar S Matityahu u32 lmac_bitmap = le32_to_cpu(reg->fifos.fid1); 11761b64d58bSShahar S Matityahu 11771b64d58bSShahar S Matityahu if (!iter) 11781b64d58bSShahar S Matityahu return false; 11791b64d58bSShahar S Matityahu 11801b64d58bSShahar S Matityahu if (iter->init) { 11811b64d58bSShahar S Matityahu if (le32_to_cpu(reg->offset) && 11821b64d58bSShahar S Matityahu WARN_ONCE(cfg->num_lmacs == 1, 11831b64d58bSShahar S Matityahu "Invalid lmac offset: 0x%x\n", 11841b64d58bSShahar S Matityahu le32_to_cpu(reg->offset))) 11851b64d58bSShahar S Matityahu return false; 11861b64d58bSShahar S Matityahu 11871b64d58bSShahar S Matityahu iter->init = false; 11881b64d58bSShahar S Matityahu iter->internal_txf = false; 11891b64d58bSShahar S Matityahu iter->fifo_size = 0; 11901b64d58bSShahar S Matityahu iter->fifo = -1; 11911b64d58bSShahar S Matityahu if (le32_to_cpu(reg->offset)) 11921b64d58bSShahar S Matityahu iter->lmac = 1; 11931b64d58bSShahar S Matityahu else 11941b64d58bSShahar S Matityahu iter->lmac = 0; 11951b64d58bSShahar S Matityahu } 11961b64d58bSShahar S Matityahu 11971b64d58bSShahar S Matityahu if (!iter->internal_txf) 11981b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < txf_num; iter->fifo++) { 11991b64d58bSShahar S Matityahu iter->fifo_size = 12001b64d58bSShahar S Matityahu cfg->lmac[iter->lmac].txfifo_size[iter->fifo]; 12011b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 12021b64d58bSShahar S Matityahu return true; 12031b64d58bSShahar S Matityahu } 12041b64d58bSShahar S Matityahu 12051b64d58bSShahar S Matityahu iter->internal_txf = true; 12061b64d58bSShahar S Matityahu 12071b64d58bSShahar S Matityahu if (!fw_has_capa(&fwrt->fw->ucode_capa, 12081b64d58bSShahar S Matityahu IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) 12091b64d58bSShahar S Matityahu return false; 12101b64d58bSShahar S Matityahu 12111b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < int_txf_num + txf_num; iter->fifo++) { 12121b64d58bSShahar S Matityahu iter->fifo_size = 12131b64d58bSShahar S Matityahu cfg->internal_txfifo_size[iter->fifo - txf_num]; 12141b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 12151b64d58bSShahar S Matityahu return true; 12161b64d58bSShahar S Matityahu } 12171b64d58bSShahar S Matityahu 12181b64d58bSShahar S Matityahu return false; 12191b64d58bSShahar S Matityahu } 12201b64d58bSShahar S Matityahu 12211b64d58bSShahar S Matityahu static int iwl_dump_ini_txf_iter(struct iwl_fw_runtime *fwrt, 12221b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 12231b64d58bSShahar S Matityahu void *range_ptr, int idx) 12241b64d58bSShahar S Matityahu { 12251b64d58bSShahar S Matityahu struct iwl_fw_ini_fifo_error_dump_range *range = range_ptr; 12261b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data *iter; 12271b64d58bSShahar S Matityahu u32 offs = le32_to_cpu(reg->offset), addr; 12281b64d58bSShahar S Matityahu u32 registers_size = 12291b64d58bSShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * sizeof(__le32); 12301b64d58bSShahar S Matityahu __le32 *val = range->data; 12311b64d58bSShahar S Matityahu unsigned long flags; 12321b64d58bSShahar S Matityahu int i; 12331b64d58bSShahar S Matityahu 12341b64d58bSShahar S Matityahu if (!iwl_ini_txf_iter(fwrt, reg)) 12351b64d58bSShahar S Matityahu return -EIO; 12361b64d58bSShahar S Matityahu 12371b64d58bSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 12381b64d58bSShahar S Matityahu return -EBUSY; 12391b64d58bSShahar S Matityahu 12401b64d58bSShahar S Matityahu iter = fwrt->dump.fifo_iter; 12411b64d58bSShahar S Matityahu 12421b64d58bSShahar S Matityahu range->fifo_num = cpu_to_le32(iter->fifo); 12431b64d58bSShahar S Matityahu range->num_of_registers = reg->fifos.num_of_registers; 12441b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(iter->fifo_size + registers_size); 12451b64d58bSShahar S Matityahu 12461b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_LARC_NUM + offs, iter->fifo); 12471b64d58bSShahar S Matityahu 12481b64d58bSShahar S Matityahu /* read txf registers */ 12491b64d58bSShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->fifos.num_of_registers); i++) { 12501b64d58bSShahar S Matityahu addr = le32_to_cpu(reg->start_addr[i]) + offs; 12511b64d58bSShahar S Matityahu 12521b64d58bSShahar S Matityahu *val++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 12531b64d58bSShahar S Matityahu } 12541b64d58bSShahar S Matityahu 12551b64d58bSShahar S Matityahu if (reg->fifos.header_only) { 12561b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 12571b64d58bSShahar S Matityahu goto out; 12581b64d58bSShahar S Matityahu } 12591b64d58bSShahar S Matityahu 12601b64d58bSShahar S Matityahu /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */ 12611b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_ADDR + offs, 12621b64d58bSShahar S Matityahu TXF_WR_PTR + offs); 12631b64d58bSShahar S Matityahu 12641b64d58bSShahar S Matityahu /* Dummy-read to advance the read pointer to the head */ 12651b64d58bSShahar S Matityahu iwl_read_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_DATA + offs); 12661b64d58bSShahar S Matityahu 12671b64d58bSShahar S Matityahu /* Read FIFO */ 12681b64d58bSShahar S Matityahu addr = TXF_READ_MODIFY_DATA + offs; 12691b64d58bSShahar S Matityahu for (i = 0; i < iter->fifo_size; i += sizeof(__le32)) 12701b64d58bSShahar S Matityahu *val++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 12711b64d58bSShahar S Matityahu 12721b64d58bSShahar S Matityahu out: 12731b64d58bSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 12741b64d58bSShahar S Matityahu 12751b64d58bSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 12761b64d58bSShahar S Matityahu } 12771b64d58bSShahar S Matityahu 12788d7dea25SShahar S Matityahu struct iwl_ini_rxf_data { 12798d7dea25SShahar S Matityahu u32 fifo_num; 12808d7dea25SShahar S Matityahu u32 size; 12818d7dea25SShahar S Matityahu u32 offset; 12828d7dea25SShahar S Matityahu }; 12838d7dea25SShahar S Matityahu 12848d7dea25SShahar S Matityahu static void iwl_ini_get_rxf_data(struct iwl_fw_runtime *fwrt, 12858d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 12868d7dea25SShahar S Matityahu struct iwl_ini_rxf_data *data) 12878d7dea25SShahar S Matityahu { 12888d7dea25SShahar S Matityahu u32 fid1 = le32_to_cpu(reg->fifos.fid1); 12898d7dea25SShahar S Matityahu u32 fid2 = le32_to_cpu(reg->fifos.fid2); 12908d7dea25SShahar S Matityahu u32 fifo_idx; 12918d7dea25SShahar S Matityahu 12928d7dea25SShahar S Matityahu if (!data) 12938d7dea25SShahar S Matityahu return; 12948d7dea25SShahar S Matityahu 12958d7dea25SShahar S Matityahu memset(data, 0, sizeof(*data)); 12968d7dea25SShahar S Matityahu 12978d7dea25SShahar S Matityahu if (WARN_ON_ONCE((fid1 && fid2) || (!fid1 && !fid2))) 12988d7dea25SShahar S Matityahu return; 12998d7dea25SShahar S Matityahu 13008d7dea25SShahar S Matityahu fifo_idx = ffs(fid1) - 1; 13018d7dea25SShahar S Matityahu if (fid1 && !WARN_ON_ONCE((~BIT(fifo_idx) & fid1) || 13028d7dea25SShahar S Matityahu fifo_idx >= MAX_NUM_LMAC)) { 13038d7dea25SShahar S Matityahu data->size = fwrt->smem_cfg.lmac[fifo_idx].rxfifo1_size; 13048d7dea25SShahar S Matityahu data->fifo_num = fifo_idx; 13058d7dea25SShahar S Matityahu return; 13068d7dea25SShahar S Matityahu } 13078d7dea25SShahar S Matityahu 13088d7dea25SShahar S Matityahu fifo_idx = ffs(fid2) - 1; 13098d7dea25SShahar S Matityahu if (fid2 && !WARN_ON_ONCE(fifo_idx != 0)) { 13108d7dea25SShahar S Matityahu data->size = fwrt->smem_cfg.rxfifo2_size; 13118d7dea25SShahar S Matityahu data->offset = RXF_DIFF_FROM_PREV; 13128d7dea25SShahar S Matityahu /* use bit 31 to distinguish between umac and lmac rxf while 13138d7dea25SShahar S Matityahu * parsing the dump 13148d7dea25SShahar S Matityahu */ 13158d7dea25SShahar S Matityahu data->fifo_num = fifo_idx | IWL_RXF_UMAC_BIT; 13168d7dea25SShahar S Matityahu return; 13178d7dea25SShahar S Matityahu } 13188d7dea25SShahar S Matityahu } 13198d7dea25SShahar S Matityahu 13208d7dea25SShahar S Matityahu static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt, 13218d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 13228d7dea25SShahar S Matityahu void *range_ptr, int idx) 13238d7dea25SShahar S Matityahu { 13248d7dea25SShahar S Matityahu struct iwl_fw_ini_fifo_error_dump_range *range = range_ptr; 13258d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rxf_data; 13268d7dea25SShahar S Matityahu u32 offs = le32_to_cpu(reg->offset), addr; 13278d7dea25SShahar S Matityahu u32 registers_size = 13288d7dea25SShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * sizeof(__le32); 13298d7dea25SShahar S Matityahu __le32 *val = range->data; 13308d7dea25SShahar S Matityahu unsigned long flags; 13318d7dea25SShahar S Matityahu int i; 13328d7dea25SShahar S Matityahu 13338d7dea25SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg, &rxf_data); 13348d7dea25SShahar S Matityahu if (!rxf_data.size) 13358d7dea25SShahar S Matityahu return -EIO; 13368d7dea25SShahar S Matityahu 13378d7dea25SShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 13388d7dea25SShahar S Matityahu return -EBUSY; 13398d7dea25SShahar S Matityahu 13408d7dea25SShahar S Matityahu offs += rxf_data.offset; 13418d7dea25SShahar S Matityahu 13428d7dea25SShahar S Matityahu range->fifo_num = cpu_to_le32(rxf_data.fifo_num); 13438d7dea25SShahar S Matityahu range->num_of_registers = reg->fifos.num_of_registers; 13448d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(rxf_data.size + registers_size); 13458d7dea25SShahar S Matityahu 13468d7dea25SShahar S Matityahu /* read rxf registers */ 13478d7dea25SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->fifos.num_of_registers); i++) { 13488d7dea25SShahar S Matityahu addr = le32_to_cpu(reg->start_addr[i]) + offs; 13498d7dea25SShahar S Matityahu 13508d7dea25SShahar S Matityahu *val++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 13518d7dea25SShahar S Matityahu } 13528d7dea25SShahar S Matityahu 13538d7dea25SShahar S Matityahu if (reg->fifos.header_only) { 13548d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 13558d7dea25SShahar S Matityahu goto out; 13568d7dea25SShahar S Matityahu } 13578d7dea25SShahar S Matityahu 13588d7dea25SShahar S Matityahu /* Lock fence */ 13598d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_SET_FENCE_MODE + offs, 0x1); 13608d7dea25SShahar S Matityahu /* Set fence pointer to the same place like WR pointer */ 13618d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_WR2FENCE + offs, 0x1); 13628d7dea25SShahar S Matityahu /* Set fence offset */ 13638d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_FENCE_OFFSET_ADDR + offs, 13648d7dea25SShahar S Matityahu 0x0); 13658d7dea25SShahar S Matityahu 13668d7dea25SShahar S Matityahu /* Read FIFO */ 13678d7dea25SShahar S Matityahu addr = RXF_FIFO_RD_FENCE_INC + offs; 13688d7dea25SShahar S Matityahu for (i = 0; i < rxf_data.size; i += sizeof(__le32)) 13698d7dea25SShahar S Matityahu *val++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 13708d7dea25SShahar S Matityahu 13718d7dea25SShahar S Matityahu out: 13728d7dea25SShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 13738d7dea25SShahar S Matityahu 13748d7dea25SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 13758d7dea25SShahar S Matityahu } 13768d7dea25SShahar S Matityahu 13772dbf3aeaSShahar S Matityahu static void *iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt, 13782dbf3aeaSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 13792dbf3aeaSShahar S Matityahu void *data) 13808d534e96SShahar S Matityahu { 13818d534e96SShahar S Matityahu struct iwl_fw_ini_error_dump *dump = data; 13828d534e96SShahar S Matityahu 1383990ffe3eSShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_MEM_VER); 1384990ffe3eSShahar S Matityahu 13858d534e96SShahar S Matityahu return dump->ranges; 13868d534e96SShahar S Matityahu } 13878d534e96SShahar S Matityahu 13882dbf3aeaSShahar S Matityahu static void 13892dbf3aeaSShahar S Matityahu *iwl_dump_ini_mon_dram_fill_header(struct iwl_fw_runtime *fwrt, 13902dbf3aeaSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 13912dbf3aeaSShahar S Matityahu void *data) 1392106b791aSShahar S Matityahu { 1393106b791aSShahar S Matityahu struct iwl_fw_ini_monitor_dram_dump *mon_dump = (void *)data; 1394106b791aSShahar S Matityahu u32 write_ptr, cycle_cnt; 1395106b791aSShahar S Matityahu unsigned long flags; 1396106b791aSShahar S Matityahu 1397106b791aSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) { 1398106b791aSShahar S Matityahu IWL_ERR(fwrt, "Failed to get DRAM monitor header\n"); 1399106b791aSShahar S Matityahu return NULL; 1400106b791aSShahar S Matityahu } 1401ea695b7cSShaul Triebitz write_ptr = iwl_read_umac_prph_no_grab(fwrt->trans, 1402ea695b7cSShaul Triebitz MON_BUFF_WRPTR_VER2); 1403ea695b7cSShaul Triebitz cycle_cnt = iwl_read_umac_prph_no_grab(fwrt->trans, 1404ea695b7cSShaul Triebitz MON_BUFF_CYCLE_CNT_VER2); 1405106b791aSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 1406106b791aSShahar S Matityahu 1407990ffe3eSShahar S Matityahu mon_dump->header.version = cpu_to_le32(IWL_INI_DUMP_MONITOR_VER); 1408106b791aSShahar S Matityahu mon_dump->write_ptr = cpu_to_le32(write_ptr); 1409106b791aSShahar S Matityahu mon_dump->cycle_cnt = cpu_to_le32(cycle_cnt); 1410106b791aSShahar S Matityahu 1411106b791aSShahar S Matityahu return mon_dump->ranges; 1412106b791aSShahar S Matityahu } 1413106b791aSShahar S Matityahu 14141b64d58bSShahar S Matityahu static void *iwl_dump_ini_fifo_fill_header(struct iwl_fw_runtime *fwrt, 14151b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 14161b64d58bSShahar S Matityahu void *data) 14171b64d58bSShahar S Matityahu { 14181b64d58bSShahar S Matityahu struct iwl_fw_ini_fifo_error_dump *dump = data; 14191b64d58bSShahar S Matityahu 1420990ffe3eSShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_FIFO_VER); 1421990ffe3eSShahar S Matityahu 14221b64d58bSShahar S Matityahu return dump->ranges; 14231b64d58bSShahar S Matityahu } 14241b64d58bSShahar S Matityahu 14258d534e96SShahar S Matityahu static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt, 14268d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 14278d534e96SShahar S Matityahu { 14288d534e96SShahar S Matityahu return le32_to_cpu(reg->internal.num_of_ranges); 14298d534e96SShahar S Matityahu } 14308d534e96SShahar S Matityahu 1431505a00c0SShahar S Matityahu static u32 iwl_dump_ini_paging_gen2_ranges(struct iwl_fw_runtime *fwrt, 1432505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 1433505a00c0SShahar S Matityahu { 1434505a00c0SShahar S Matityahu return fwrt->trans->init_dram.paging_cnt; 1435505a00c0SShahar S Matityahu } 1436505a00c0SShahar S Matityahu 1437505a00c0SShahar S Matityahu static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt, 1438505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 1439505a00c0SShahar S Matityahu { 1440505a00c0SShahar S Matityahu return fwrt->num_of_paging_blk; 1441505a00c0SShahar S Matityahu } 1442505a00c0SShahar S Matityahu 1443106b791aSShahar S Matityahu static u32 iwl_dump_ini_mon_dram_ranges(struct iwl_fw_runtime *fwrt, 1444106b791aSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 1445106b791aSShahar S Matityahu { 1446106b791aSShahar S Matityahu return 1; 1447106b791aSShahar S Matityahu } 1448106b791aSShahar S Matityahu 14491b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_ranges(struct iwl_fw_runtime *fwrt, 14501b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 14511b64d58bSShahar S Matityahu { 14521b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data iter = { .init = true }; 14531b64d58bSShahar S Matityahu void *fifo_iter = fwrt->dump.fifo_iter; 14541b64d58bSShahar S Matityahu u32 num_of_fifos = 0; 14551b64d58bSShahar S Matityahu 14561b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = &iter; 14571b64d58bSShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg)) 14581b64d58bSShahar S Matityahu num_of_fifos++; 14591b64d58bSShahar S Matityahu 14601b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = fifo_iter; 14611b64d58bSShahar S Matityahu 14621b64d58bSShahar S Matityahu return num_of_fifos; 14631b64d58bSShahar S Matityahu } 14641b64d58bSShahar S Matityahu 14658d7dea25SShahar S Matityahu static u32 iwl_dump_ini_rxf_ranges(struct iwl_fw_runtime *fwrt, 14668d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 14678d7dea25SShahar S Matityahu { 14688d7dea25SShahar S Matityahu /* Each Rx fifo needs a different offset and therefore, it's 14698d7dea25SShahar S Matityahu * region can contain only one fifo, i.e. 1 memory range. 14708d7dea25SShahar S Matityahu */ 14718d7dea25SShahar S Matityahu return 1; 14728d7dea25SShahar S Matityahu } 14738d7dea25SShahar S Matityahu 147401e591c9SShahar S Matityahu static u32 iwl_dump_ini_mem_get_size(struct iwl_fw_runtime *fwrt, 147501e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 147601e591c9SShahar S Matityahu { 147701e591c9SShahar S Matityahu return sizeof(struct iwl_fw_ini_error_dump) + 147801e591c9SShahar S Matityahu iwl_dump_ini_mem_ranges(fwrt, reg) * 147901e591c9SShahar S Matityahu (sizeof(struct iwl_fw_ini_error_dump_range) + 148001e591c9SShahar S Matityahu le32_to_cpu(reg->internal.range_data_size)); 148101e591c9SShahar S Matityahu } 148201e591c9SShahar S Matityahu 148301e591c9SShahar S Matityahu static u32 iwl_dump_ini_paging_gen2_get_size(struct iwl_fw_runtime *fwrt, 148401e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 148501e591c9SShahar S Matityahu { 148601e591c9SShahar S Matityahu int i; 148701e591c9SShahar S Matityahu u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range); 148801e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump); 148901e591c9SShahar S Matityahu 149001e591c9SShahar S Matityahu for (i = 0; i < iwl_dump_ini_paging_gen2_ranges(fwrt, reg); i++) 149101e591c9SShahar S Matityahu size += range_header_len + 149201e591c9SShahar S Matityahu fwrt->trans->init_dram.paging[i].size; 149301e591c9SShahar S Matityahu 149401e591c9SShahar S Matityahu return size; 149501e591c9SShahar S Matityahu } 149601e591c9SShahar S Matityahu 149701e591c9SShahar S Matityahu static u32 iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt, 149801e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 149901e591c9SShahar S Matityahu { 150001e591c9SShahar S Matityahu int i; 150101e591c9SShahar S Matityahu u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range); 150201e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump); 150301e591c9SShahar S Matityahu 150401e591c9SShahar S Matityahu for (i = 1; i <= iwl_dump_ini_paging_ranges(fwrt, reg); i++) 150501e591c9SShahar S Matityahu size += range_header_len + fwrt->fw_paging_db[i].fw_paging_size; 150601e591c9SShahar S Matityahu 150701e591c9SShahar S Matityahu return size; 150801e591c9SShahar S Matityahu } 150901e591c9SShahar S Matityahu 151001e591c9SShahar S Matityahu static u32 iwl_dump_ini_mon_dram_get_size(struct iwl_fw_runtime *fwrt, 151101e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 151201e591c9SShahar S Matityahu { 151301e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_monitor_dram_dump); 151401e591c9SShahar S Matityahu 151501e591c9SShahar S Matityahu if (fwrt->trans->num_blocks) 151601e591c9SShahar S Matityahu size += fwrt->trans->fw_mon[0].size; 151701e591c9SShahar S Matityahu 151801e591c9SShahar S Matityahu return size; 151901e591c9SShahar S Matityahu } 152001e591c9SShahar S Matityahu 15211b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_get_size(struct iwl_fw_runtime *fwrt, 15221b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 15231b64d58bSShahar S Matityahu { 15241b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data iter = { .init = true }; 15251b64d58bSShahar S Matityahu void *fifo_iter = fwrt->dump.fifo_iter; 15261b64d58bSShahar S Matityahu u32 size = 0; 15271b64d58bSShahar S Matityahu u32 fifo_hdr = sizeof(struct iwl_fw_ini_fifo_error_dump_range) + 15281b64d58bSShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * sizeof(__le32); 15291b64d58bSShahar S Matityahu 15301b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = &iter; 15311b64d58bSShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg)) { 15321b64d58bSShahar S Matityahu size += fifo_hdr; 15331b64d58bSShahar S Matityahu if (!reg->fifos.header_only) 15341b64d58bSShahar S Matityahu size += iter.fifo_size; 15351b64d58bSShahar S Matityahu } 15361b64d58bSShahar S Matityahu 15371b64d58bSShahar S Matityahu if (size) 15381b64d58bSShahar S Matityahu size += sizeof(struct iwl_fw_ini_fifo_error_dump); 15391b64d58bSShahar S Matityahu 15401b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = fifo_iter; 15411b64d58bSShahar S Matityahu 15421b64d58bSShahar S Matityahu return size; 15431b64d58bSShahar S Matityahu } 15441b64d58bSShahar S Matityahu 15458d7dea25SShahar S Matityahu static u32 iwl_dump_ini_rxf_get_size(struct iwl_fw_runtime *fwrt, 15468d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 15478d7dea25SShahar S Matityahu { 15488d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rx_data; 15498d7dea25SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_fifo_error_dump) + 15508d7dea25SShahar S Matityahu sizeof(struct iwl_fw_ini_fifo_error_dump_range) + 15518d7dea25SShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * sizeof(__le32); 15528d7dea25SShahar S Matityahu 15538d7dea25SShahar S Matityahu if (reg->fifos.header_only) 15548d7dea25SShahar S Matityahu return size; 15558d7dea25SShahar S Matityahu 15568d7dea25SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg, &rx_data); 15578d7dea25SShahar S Matityahu size += rx_data.size; 15588d7dea25SShahar S Matityahu 15598d7dea25SShahar S Matityahu return size; 15608d7dea25SShahar S Matityahu } 15618d7dea25SShahar S Matityahu 15628d534e96SShahar S Matityahu /** 15638d534e96SShahar S Matityahu * struct iwl_dump_ini_mem_ops - ini memory dump operations 15648d534e96SShahar S Matityahu * @get_num_of_ranges: returns the number of memory ranges in the region. 156501e591c9SShahar S Matityahu * @get_size: returns the total size of the region. 15662dbf3aeaSShahar S Matityahu * @fill_mem_hdr: fills region type specific headers and returns pointer to 15672dbf3aeaSShahar S Matityahu * the first range or NULL if failed to fill headers. 15688d534e96SShahar S Matityahu * @fill_range: copies a given memory range into the dump. 15691b64d58bSShahar S Matityahu * Returns the size of the range or negative error value otherwise. 15708d534e96SShahar S Matityahu */ 15718d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops { 15728d534e96SShahar S Matityahu u32 (*get_num_of_ranges)(struct iwl_fw_runtime *fwrt, 15738d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg); 15748d534e96SShahar S Matityahu u32 (*get_size)(struct iwl_fw_runtime *fwrt, 15758d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg); 15762dbf3aeaSShahar S Matityahu void *(*fill_mem_hdr)(struct iwl_fw_runtime *fwrt, 15772dbf3aeaSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, void *data); 15788d534e96SShahar S Matityahu int (*fill_range)(struct iwl_fw_runtime *fwrt, 15791a6c8bb7SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, void *range, 15801a6c8bb7SShahar S Matityahu int idx); 15818d534e96SShahar S Matityahu }; 15828d534e96SShahar S Matityahu 15838d534e96SShahar S Matityahu /** 15848d534e96SShahar S Matityahu * iwl_dump_ini_mem - copy a memory region into the dump 15858d534e96SShahar S Matityahu * @fwrt: fw runtime struct. 15868d534e96SShahar S Matityahu * @data: dump memory data. 15878d534e96SShahar S Matityahu * @reg: region to copy to the dump. 15888d534e96SShahar S Matityahu */ 15898d534e96SShahar S Matityahu static void 15908d534e96SShahar S Matityahu iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, 15918d534e96SShahar S Matityahu enum iwl_fw_ini_region_type type, 15928d534e96SShahar S Matityahu struct iwl_fw_error_dump_data **data, 15938d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 15948d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops *ops) 15958d534e96SShahar S Matityahu { 15968d534e96SShahar S Matityahu struct iwl_fw_ini_error_dump_header *header = (void *)(*data)->data; 15971a6c8bb7SShahar S Matityahu void *range; 15988d534e96SShahar S Matityahu u32 num_of_ranges, i; 15998d534e96SShahar S Matityahu 16008d534e96SShahar S Matityahu if (WARN_ON(!ops || !ops->get_num_of_ranges || !ops->get_size || 16018d534e96SShahar S Matityahu !ops->fill_mem_hdr || !ops->fill_range)) 16028d534e96SShahar S Matityahu return; 16038d534e96SShahar S Matityahu 16048d534e96SShahar S Matityahu num_of_ranges = ops->get_num_of_ranges(fwrt, reg); 16058d534e96SShahar S Matityahu 16068d534e96SShahar S Matityahu (*data)->type = cpu_to_le32(type | INI_DUMP_BIT); 160701e591c9SShahar S Matityahu (*data)->len = cpu_to_le32(ops->get_size(fwrt, reg)); 16088d534e96SShahar S Matityahu 16098d534e96SShahar S Matityahu header->num_of_ranges = cpu_to_le32(num_of_ranges); 16108d534e96SShahar S Matityahu header->name_len = cpu_to_le32(min_t(int, IWL_FW_INI_MAX_NAME, 16118d534e96SShahar S Matityahu le32_to_cpu(reg->name_len))); 16128d534e96SShahar S Matityahu memcpy(header->name, reg->name, le32_to_cpu(header->name_len)); 16138d534e96SShahar S Matityahu 16142dbf3aeaSShahar S Matityahu range = ops->fill_mem_hdr(fwrt, reg, header); 161505841faaSShahar S Matityahu if (!range) { 161605841faaSShahar S Matityahu IWL_ERR(fwrt, "Failed to fill region header: id=%d, type=%d\n", 161705841faaSShahar S Matityahu le32_to_cpu(reg->region_id), type); 16188d534e96SShahar S Matityahu return; 161905841faaSShahar S Matityahu } 16208d534e96SShahar S Matityahu 16218d534e96SShahar S Matityahu for (i = 0; i < num_of_ranges; i++) { 16221a6c8bb7SShahar S Matityahu int range_size = ops->fill_range(fwrt, reg, range, i); 16238d534e96SShahar S Matityahu 16241a6c8bb7SShahar S Matityahu if (range_size < 0) { 162505841faaSShahar S Matityahu IWL_ERR(fwrt, "Failed to dump region: id=%d, type=%d\n", 162605841faaSShahar S Matityahu le32_to_cpu(reg->region_id), type); 16278d534e96SShahar S Matityahu return; 16288d534e96SShahar S Matityahu } 16291a6c8bb7SShahar S Matityahu range = range + range_size; 16308d534e96SShahar S Matityahu } 16318d534e96SShahar S Matityahu *data = iwl_fw_error_next_data(*data); 16328d534e96SShahar S Matityahu } 16338d534e96SShahar S Matityahu 16347a14c23dSSara Sharon static int iwl_fw_ini_get_trigger_len(struct iwl_fw_runtime *fwrt, 16357a14c23dSSara Sharon struct iwl_fw_ini_trigger *trigger) 16367a14c23dSSara Sharon { 16378d534e96SShahar S Matityahu int i, size = 0, hdr_len = sizeof(struct iwl_fw_error_dump_data); 16387a14c23dSSara Sharon 16397a14c23dSSara Sharon if (!trigger || !trigger->num_regions) 16407a14c23dSSara Sharon return 0; 16417a14c23dSSara Sharon 16428d534e96SShahar S Matityahu for (i = 0; i < le32_to_cpu(trigger->num_regions); i++) { 16437a14c23dSSara Sharon u32 reg_id = le32_to_cpu(trigger->data[i]); 16447a14c23dSSara Sharon struct iwl_fw_ini_region_cfg *reg; 16457a14c23dSSara Sharon enum iwl_fw_ini_region_type type; 16467a14c23dSSara Sharon 16477a14c23dSSara Sharon if (WARN_ON(reg_id >= ARRAY_SIZE(fwrt->dump.active_regs))) 16487a14c23dSSara Sharon continue; 16497a14c23dSSara Sharon 16500ec7bfb2SShahar S Matityahu reg = fwrt->dump.active_regs[reg_id]; 16517a14c23dSSara Sharon if (WARN(!reg, "Unassigned region %d\n", reg_id)) 16527a14c23dSSara Sharon continue; 16537a14c23dSSara Sharon 16547a14c23dSSara Sharon type = le32_to_cpu(reg->region_type); 16557a14c23dSSara Sharon switch (type) { 16567a14c23dSSara Sharon case IWL_FW_INI_REGION_DEVICE_MEMORY: 16577a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_MAC: 16587a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_PHY: 16597a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_AUX: 1660e41e2c26SShahar S Matityahu case IWL_FW_INI_REGION_INTERNAL_BUFFER: 1661f4f907aaSShahar S Matityahu case IWL_FW_INI_REGION_CSR: 166201e591c9SShahar S Matityahu size += hdr_len + iwl_dump_ini_mem_get_size(fwrt, reg); 16637a14c23dSSara Sharon break; 16647a14c23dSSara Sharon case IWL_FW_INI_REGION_TXF: 16651b64d58bSShahar S Matityahu size += hdr_len + iwl_dump_ini_txf_get_size(fwrt, reg); 16667a14c23dSSara Sharon break; 16677a14c23dSSara Sharon case IWL_FW_INI_REGION_RXF: 16688d7dea25SShahar S Matityahu size += hdr_len + iwl_dump_ini_rxf_get_size(fwrt, reg); 16697a14c23dSSara Sharon break; 1670505a00c0SShahar S Matityahu case IWL_FW_INI_REGION_PAGING: { 167101e591c9SShahar S Matityahu size += hdr_len; 1672505a00c0SShahar S Matityahu if (iwl_fw_dbg_is_paging_enabled(fwrt)) { 167301e591c9SShahar S Matityahu size += iwl_dump_ini_paging_get_size(fwrt, reg); 1674505a00c0SShahar S Matityahu } else { 167501e591c9SShahar S Matityahu size += iwl_dump_ini_paging_gen2_get_size(fwrt, 1676505a00c0SShahar S Matityahu reg); 1677505a00c0SShahar S Matityahu } 16787a14c23dSSara Sharon break; 1679505a00c0SShahar S Matityahu } 16807a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_BUFFER: 1681106b791aSShahar S Matityahu if (!fwrt->trans->num_blocks) 1682106b791aSShahar S Matityahu break; 1683106b791aSShahar S Matityahu size += hdr_len + 1684106b791aSShahar S Matityahu iwl_dump_ini_mon_dram_get_size(fwrt, reg); 1685106b791aSShahar S Matityahu break; 16867a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_IMR: 16877a14c23dSSara Sharon /* Undefined yet */ 16887a14c23dSSara Sharon default: 16897a14c23dSSara Sharon break; 16907a14c23dSSara Sharon } 16917a14c23dSSara Sharon } 16927a14c23dSSara Sharon return size; 16937a14c23dSSara Sharon } 16947a14c23dSSara Sharon 16957a14c23dSSara Sharon static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt, 16967a14c23dSSara Sharon struct iwl_fw_ini_trigger *trigger, 1697106b791aSShahar S Matityahu struct iwl_fw_error_dump_data **data) 16987a14c23dSSara Sharon { 16997a14c23dSSara Sharon int i, num = le32_to_cpu(trigger->num_regions); 17007a14c23dSSara Sharon 17017a14c23dSSara Sharon for (i = 0; i < num; i++) { 17027a14c23dSSara Sharon u32 reg_id = le32_to_cpu(trigger->data[i]); 17037a14c23dSSara Sharon enum iwl_fw_ini_region_type type; 17047a14c23dSSara Sharon struct iwl_fw_ini_region_cfg *reg; 17058d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops ops; 17067a14c23dSSara Sharon 17077a14c23dSSara Sharon if (reg_id >= ARRAY_SIZE(fwrt->dump.active_regs)) 17087a14c23dSSara Sharon continue; 17097a14c23dSSara Sharon 17100ec7bfb2SShahar S Matityahu reg = fwrt->dump.active_regs[reg_id]; 17117a14c23dSSara Sharon /* Don't warn, get_trigger_len already warned */ 17127a14c23dSSara Sharon if (!reg) 17137a14c23dSSara Sharon continue; 17147a14c23dSSara Sharon 1715bfa34c33SShahar S Matityahu /* currently the driver supports always on domain only */ 1716bfa34c33SShahar S Matityahu if (le32_to_cpu(reg->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON) 1717bfa34c33SShahar S Matityahu continue; 1718bfa34c33SShahar S Matityahu 17197a14c23dSSara Sharon type = le32_to_cpu(reg->region_type); 17207a14c23dSSara Sharon switch (type) { 17216e9f8f99SShahar S Matityahu case IWL_FW_INI_REGION_DEVICE_MEMORY: 1722e41e2c26SShahar S Matityahu case IWL_FW_INI_REGION_INTERNAL_BUFFER: 17236e9f8f99SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 17246e9f8f99SShahar S Matityahu ops.get_size = iwl_dump_ini_mem_get_size; 17256e9f8f99SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 17266e9f8f99SShahar S Matityahu ops.fill_range = iwl_dump_ini_dev_mem_iter; 17276e9f8f99SShahar S Matityahu iwl_dump_ini_mem(fwrt, type, data, reg, &ops); 17287a14c23dSSara Sharon break; 17297a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_MAC: 17307a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_PHY: 17317a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_AUX: 17328d534e96SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 17338d534e96SShahar S Matityahu ops.get_size = iwl_dump_ini_mem_get_size; 17348d534e96SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 17358d534e96SShahar S Matityahu ops.fill_range = iwl_dump_ini_prph_iter; 17368d534e96SShahar S Matityahu iwl_dump_ini_mem(fwrt, type, data, reg, &ops); 17377a14c23dSSara Sharon break; 17387a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_BUFFER: 1739106b791aSShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mon_dram_ranges; 1740106b791aSShahar S Matityahu ops.get_size = iwl_dump_ini_mon_dram_get_size; 1741106b791aSShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mon_dram_fill_header; 1742106b791aSShahar S Matityahu ops.fill_range = iwl_dump_ini_mon_dram_iter; 1743106b791aSShahar S Matityahu iwl_dump_ini_mem(fwrt, type, data, reg, &ops); 17447a14c23dSSara Sharon break; 1745505a00c0SShahar S Matityahu case IWL_FW_INI_REGION_PAGING: { 1746505a00c0SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 1747505a00c0SShahar S Matityahu if (iwl_fw_dbg_is_paging_enabled(fwrt)) { 1748505a00c0SShahar S Matityahu ops.get_num_of_ranges = 1749505a00c0SShahar S Matityahu iwl_dump_ini_paging_ranges; 1750505a00c0SShahar S Matityahu ops.get_size = iwl_dump_ini_paging_get_size; 1751505a00c0SShahar S Matityahu ops.fill_range = iwl_dump_ini_paging_iter; 1752505a00c0SShahar S Matityahu } else { 1753505a00c0SShahar S Matityahu ops.get_num_of_ranges = 1754505a00c0SShahar S Matityahu iwl_dump_ini_paging_gen2_ranges; 1755505a00c0SShahar S Matityahu ops.get_size = 1756505a00c0SShahar S Matityahu iwl_dump_ini_paging_gen2_get_size; 1757505a00c0SShahar S Matityahu ops.fill_range = iwl_dump_ini_paging_gen2_iter; 1758505a00c0SShahar S Matityahu } 1759505a00c0SShahar S Matityahu 1760505a00c0SShahar S Matityahu iwl_dump_ini_mem(fwrt, type, data, reg, &ops); 17617a14c23dSSara Sharon break; 1762505a00c0SShahar S Matityahu } 17631b64d58bSShahar S Matityahu case IWL_FW_INI_REGION_TXF: { 17641b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data iter = { .init = true }; 17651b64d58bSShahar S Matityahu void *fifo_iter = fwrt->dump.fifo_iter; 17661b64d58bSShahar S Matityahu 17671b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = &iter; 17681b64d58bSShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_txf_ranges; 17691b64d58bSShahar S Matityahu ops.get_size = iwl_dump_ini_txf_get_size; 17701b64d58bSShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_fifo_fill_header; 17711b64d58bSShahar S Matityahu ops.fill_range = iwl_dump_ini_txf_iter; 17721b64d58bSShahar S Matityahu iwl_dump_ini_mem(fwrt, type, data, reg, &ops); 17731b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = fifo_iter; 17747a14c23dSSara Sharon break; 17751b64d58bSShahar S Matityahu } 17767a14c23dSSara Sharon case IWL_FW_INI_REGION_RXF: 17778d7dea25SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_rxf_ranges; 17788d7dea25SShahar S Matityahu ops.get_size = iwl_dump_ini_rxf_get_size; 17798d7dea25SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_fifo_fill_header; 17808d7dea25SShahar S Matityahu ops.fill_range = iwl_dump_ini_rxf_iter; 17818d7dea25SShahar S Matityahu iwl_dump_ini_mem(fwrt, type, data, reg, &ops); 17827a14c23dSSara Sharon break; 17837a14c23dSSara Sharon case IWL_FW_INI_REGION_CSR: 1784f4f907aaSShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 1785f4f907aaSShahar S Matityahu ops.get_size = iwl_dump_ini_mem_get_size; 1786f4f907aaSShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 1787f4f907aaSShahar S Matityahu ops.fill_range = iwl_dump_ini_csr_iter; 1788f4f907aaSShahar S Matityahu iwl_dump_ini_mem(fwrt, type, data, reg, &ops); 17897a14c23dSSara Sharon break; 17907a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_IMR: 17917a14c23dSSara Sharon /* This is undefined yet */ 17927a14c23dSSara Sharon default: 17937a14c23dSSara Sharon break; 17947a14c23dSSara Sharon } 17957a14c23dSSara Sharon } 17967a14c23dSSara Sharon } 17977a14c23dSSara Sharon 17987a14c23dSSara Sharon static struct iwl_fw_error_dump_file * 17994b49e34eSShahar S Matityahu iwl_fw_error_ini_dump_file(struct iwl_fw_runtime *fwrt) 18007a14c23dSSara Sharon { 18014b49e34eSShahar S Matityahu int size; 18027a14c23dSSara Sharon struct iwl_fw_error_dump_data *dump_data; 18037a14c23dSSara Sharon struct iwl_fw_error_dump_file *dump_file; 1804b61a6610SShahar S Matityahu struct iwl_fw_ini_trigger *trigger; 18054b49e34eSShahar S Matityahu enum iwl_fw_ini_trigger_id id = fwrt->dump.ini_trig_id; 18067a14c23dSSara Sharon 180746c7c982SShahar S Matityahu if (!iwl_fw_ini_trigger_on(fwrt, id)) 18087a14c23dSSara Sharon return NULL; 18097a14c23dSSara Sharon 1810b61a6610SShahar S Matityahu trigger = fwrt->dump.active_trigs[id].trig; 18117a14c23dSSara Sharon 18127a14c23dSSara Sharon size = sizeof(*dump_file); 18137a14c23dSSara Sharon size += iwl_fw_ini_get_trigger_len(fwrt, trigger); 18147a14c23dSSara Sharon 18157a14c23dSSara Sharon if (!size) 18167a14c23dSSara Sharon return NULL; 18177a14c23dSSara Sharon 18187a14c23dSSara Sharon dump_file = vzalloc(size); 18197a14c23dSSara Sharon if (!dump_file) 18207a14c23dSSara Sharon return NULL; 18217a14c23dSSara Sharon 18227a14c23dSSara Sharon dump_file->barker = cpu_to_le32(IWL_FW_ERROR_DUMP_BARKER); 18237a14c23dSSara Sharon dump_data = (void *)dump_file->data; 18247a14c23dSSara Sharon dump_file->file_len = cpu_to_le32(size); 18257a14c23dSSara Sharon 1826106b791aSShahar S Matityahu iwl_fw_ini_dump_trigger(fwrt, trigger, &dump_data); 18277a14c23dSSara Sharon 18287a14c23dSSara Sharon return dump_file; 18297a14c23dSSara Sharon } 18307a14c23dSSara Sharon 18314b49e34eSShahar S Matityahu static void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt) 1832a6820511SSara Sharon { 18334b49e34eSShahar S Matityahu struct iwl_fw_dump_ptrs fw_error_dump = {}; 1834a6820511SSara Sharon struct iwl_fw_error_dump_file *dump_file; 1835a6820511SSara Sharon struct scatterlist *sg_dump_data; 1836a6820511SSara Sharon u32 file_len; 183779f033f6SSara Sharon u32 dump_mask = fwrt->fw->dbg.dump_mask; 1838a6820511SSara Sharon 18394b49e34eSShahar S Matityahu dump_file = iwl_fw_error_dump_file(fwrt, &fw_error_dump); 18404b49e34eSShahar S Matityahu if (!dump_file) 1841a6820511SSara Sharon goto out; 1842a6820511SSara Sharon 18437a14c23dSSara Sharon if (!fwrt->trans->ini_valid && fwrt->dump.monitor_only) 184479f033f6SSara Sharon dump_mask &= IWL_FW_ERROR_DUMP_FW_MONITOR; 184579f033f6SSara Sharon 18464b49e34eSShahar S Matityahu fw_error_dump.trans_ptr = iwl_trans_dump_data(fwrt->trans, dump_mask); 1847a6820511SSara Sharon file_len = le32_to_cpu(dump_file->file_len); 18484b49e34eSShahar S Matityahu fw_error_dump.fwrt_len = file_len; 18494b49e34eSShahar S Matityahu 18504b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) { 18514b49e34eSShahar S Matityahu file_len += fw_error_dump.trans_ptr->len; 18527174beb6SJohannes Berg dump_file->file_len = cpu_to_le32(file_len); 1853a6820511SSara Sharon } 18547174beb6SJohannes Berg 18557174beb6SJohannes Berg sg_dump_data = alloc_sgtable(file_len); 18567174beb6SJohannes Berg if (sg_dump_data) { 18577174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 18587174beb6SJohannes Berg sg_nents(sg_dump_data), 18594b49e34eSShahar S Matityahu fw_error_dump.fwrt_ptr, 18604b49e34eSShahar S Matityahu fw_error_dump.fwrt_len, 0); 18614b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) 18627174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 18637174beb6SJohannes Berg sg_nents(sg_dump_data), 18644b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->data, 18654b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->len, 18664b49e34eSShahar S Matityahu fw_error_dump.fwrt_len); 18677174beb6SJohannes Berg dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 18687174beb6SJohannes Berg GFP_KERNEL); 18697174beb6SJohannes Berg } 18704b49e34eSShahar S Matityahu vfree(fw_error_dump.fwrt_ptr); 18714b49e34eSShahar S Matityahu vfree(fw_error_dump.trans_ptr); 18727174beb6SJohannes Berg 18737174beb6SJohannes Berg out: 18747174beb6SJohannes Berg iwl_fw_free_dump_desc(fwrt); 18757174beb6SJohannes Berg clear_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status); 18767174beb6SJohannes Berg } 18774b49e34eSShahar S Matityahu 18784b49e34eSShahar S Matityahu static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt) 18794b49e34eSShahar S Matityahu { 18804b49e34eSShahar S Matityahu struct iwl_fw_error_dump_file *dump_file; 18814b49e34eSShahar S Matityahu struct scatterlist *sg_dump_data; 18824b49e34eSShahar S Matityahu u32 file_len; 18834b49e34eSShahar S Matityahu 18844b49e34eSShahar S Matityahu dump_file = iwl_fw_error_ini_dump_file(fwrt); 18854b49e34eSShahar S Matityahu if (!dump_file) 18864b49e34eSShahar S Matityahu goto out; 18874b49e34eSShahar S Matityahu 18884b49e34eSShahar S Matityahu file_len = le32_to_cpu(dump_file->file_len); 18894b49e34eSShahar S Matityahu 18904b49e34eSShahar S Matityahu sg_dump_data = alloc_sgtable(file_len); 18914b49e34eSShahar S Matityahu if (sg_dump_data) { 18924b49e34eSShahar S Matityahu sg_pcopy_from_buffer(sg_dump_data, sg_nents(sg_dump_data), 18934b49e34eSShahar S Matityahu dump_file, file_len, 0); 18944b49e34eSShahar S Matityahu dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 18954b49e34eSShahar S Matityahu GFP_KERNEL); 18964b49e34eSShahar S Matityahu } 18974b49e34eSShahar S Matityahu vfree(dump_file); 18984b49e34eSShahar S Matityahu out: 18994b49e34eSShahar S Matityahu fwrt->dump.ini_trig_id = IWL_FW_TRIGGER_ID_INVALID; 19004b49e34eSShahar S Matityahu clear_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status); 19014b49e34eSShahar S Matityahu } 19027174beb6SJohannes Berg 19037174beb6SJohannes Berg const struct iwl_fw_dump_desc iwl_dump_desc_assert = { 19047174beb6SJohannes Berg .trig_desc = { 19057174beb6SJohannes Berg .type = cpu_to_le32(FW_DBG_TRIGGER_FW_ASSERT), 19067174beb6SJohannes Berg }, 19077174beb6SJohannes Berg }; 19087174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_dump_desc_assert); 19097174beb6SJohannes Berg 19107174beb6SJohannes Berg int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt, 1911124e0ebaSSara Sharon const struct iwl_fw_dump_desc *desc, 1912124e0ebaSSara Sharon bool monitor_only, 1913ea7cb829SSara Sharon unsigned int delay) 19147174beb6SJohannes Berg { 19154b49e34eSShahar S Matityahu u32 trig_type = le32_to_cpu(desc->trig_desc.type); 19164b49e34eSShahar S Matityahu int ret; 19174b49e34eSShahar S Matityahu 19184b49e34eSShahar S Matityahu if (fwrt->trans->ini_valid) { 19194b49e34eSShahar S Matityahu ret = iwl_fw_dbg_ini_collect(fwrt, trig_type); 19204b49e34eSShahar S Matityahu if (!ret) 19214b49e34eSShahar S Matityahu iwl_fw_free_dump_desc(fwrt); 19224b49e34eSShahar S Matityahu 19234b49e34eSShahar S Matityahu return ret; 19244b49e34eSShahar S Matityahu } 19254b49e34eSShahar S Matityahu 192667b8261cSShahar S Matityahu if (test_and_set_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status)) 19277174beb6SJohannes Berg return -EBUSY; 19287174beb6SJohannes Berg 19297174beb6SJohannes Berg if (WARN_ON(fwrt->dump.desc)) 19307174beb6SJohannes Berg iwl_fw_free_dump_desc(fwrt); 19317174beb6SJohannes Berg 19327174beb6SJohannes Berg IWL_WARN(fwrt, "Collecting data: trigger %d fired.\n", 19337174beb6SJohannes Berg le32_to_cpu(desc->trig_desc.type)); 19347174beb6SJohannes Berg 19357174beb6SJohannes Berg fwrt->dump.desc = desc; 1936124e0ebaSSara Sharon fwrt->dump.monitor_only = monitor_only; 19377174beb6SJohannes Berg 1938159133c8SShahar S Matityahu schedule_delayed_work(&fwrt->dump.wk, usecs_to_jiffies(delay)); 19397174beb6SJohannes Berg 19407174beb6SJohannes Berg return 0; 19417174beb6SJohannes Berg } 19427174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_desc); 19437174beb6SJohannes Berg 1944700b3799SShahar S Matityahu int iwl_fw_dbg_error_collect(struct iwl_fw_runtime *fwrt, 1945700b3799SShahar S Matityahu enum iwl_fw_dbg_trigger trig_type) 1946700b3799SShahar S Matityahu { 1947700b3799SShahar S Matityahu int ret; 1948700b3799SShahar S Matityahu struct iwl_fw_dump_desc *iwl_dump_error_desc = 1949700b3799SShahar S Matityahu kmalloc(sizeof(*iwl_dump_error_desc), GFP_KERNEL); 1950700b3799SShahar S Matityahu 1951700b3799SShahar S Matityahu if (!iwl_dump_error_desc) 1952700b3799SShahar S Matityahu return -ENOMEM; 1953700b3799SShahar S Matityahu 1954700b3799SShahar S Matityahu iwl_dump_error_desc->trig_desc.type = cpu_to_le32(trig_type); 1955700b3799SShahar S Matityahu iwl_dump_error_desc->len = 0; 1956700b3799SShahar S Matityahu 1957700b3799SShahar S Matityahu ret = iwl_fw_dbg_collect_desc(fwrt, iwl_dump_error_desc, false, 0); 1958700b3799SShahar S Matityahu if (ret) { 1959700b3799SShahar S Matityahu kfree(iwl_dump_error_desc); 1960700b3799SShahar S Matityahu } else { 1961700b3799SShahar S Matityahu set_bit(STATUS_FW_WAIT_DUMP, &fwrt->trans->status); 1962700b3799SShahar S Matityahu 1963700b3799SShahar S Matityahu /* trigger nmi to halt the fw */ 1964700b3799SShahar S Matityahu iwl_force_nmi(fwrt->trans); 1965700b3799SShahar S Matityahu } 1966700b3799SShahar S Matityahu 1967700b3799SShahar S Matityahu return ret; 1968700b3799SShahar S Matityahu } 1969700b3799SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_error_collect); 1970700b3799SShahar S Matityahu 19714b49e34eSShahar S Matityahu int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt, 19727174beb6SJohannes Berg enum iwl_fw_dbg_trigger trig, 19737174beb6SJohannes Berg const char *str, size_t len, 1974af303252SSara Sharon struct iwl_fw_dbg_trigger_tlv *trigger) 19757174beb6SJohannes Berg { 19767174beb6SJohannes Berg struct iwl_fw_dump_desc *desc; 1977ea7cb829SSara Sharon unsigned int delay = 0; 1978124e0ebaSSara Sharon bool monitor_only = false; 19797174beb6SJohannes Berg 1980ea7cb829SSara Sharon if (trigger) { 1981ea7cb829SSara Sharon u16 occurrences = le16_to_cpu(trigger->occurrences) - 1; 1982ea7cb829SSara Sharon 1983ea7cb829SSara Sharon if (!le16_to_cpu(trigger->occurrences)) 1984af303252SSara Sharon return 0; 1985af303252SSara Sharon 1986ea7cb829SSara Sharon if (trigger->flags & IWL_FW_DBG_FORCE_RESTART) { 1987ea7cb829SSara Sharon IWL_WARN(fwrt, "Force restart: trigger %d fired.\n", 1988ea7cb829SSara Sharon trig); 1989378c8931SShahar S Matityahu iwl_force_nmi(fwrt->trans); 1990378c8931SShahar S Matityahu return 0; 1991378c8931SShahar S Matityahu } 1992378c8931SShahar S Matityahu 1993ea7cb829SSara Sharon trigger->occurrences = cpu_to_le16(occurrences); 1994124e0ebaSSara Sharon monitor_only = trigger->mode & IWL_FW_DBG_TRIGGER_MONITOR_ONLY; 1995159133c8SShahar S Matityahu 1996159133c8SShahar S Matityahu /* convert msec to usec */ 1997159133c8SShahar S Matityahu delay = le32_to_cpu(trigger->stop_delay) * USEC_PER_MSEC; 1998ea7cb829SSara Sharon } 1999ea7cb829SSara Sharon 20007174beb6SJohannes Berg desc = kzalloc(sizeof(*desc) + len, GFP_ATOMIC); 20017174beb6SJohannes Berg if (!desc) 20027174beb6SJohannes Berg return -ENOMEM; 20037174beb6SJohannes Berg 2004af303252SSara Sharon 20057174beb6SJohannes Berg desc->len = len; 20067174beb6SJohannes Berg desc->trig_desc.type = cpu_to_le32(trig); 20077174beb6SJohannes Berg memcpy(desc->trig_desc.data, str, len); 20087174beb6SJohannes Berg 2009124e0ebaSSara Sharon return iwl_fw_dbg_collect_desc(fwrt, desc, monitor_only, delay); 20107174beb6SJohannes Berg } 20114b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect); 2012fe1b7d6cSSara Sharon 20134b49e34eSShahar S Matityahu int _iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, 20144b49e34eSShahar S Matityahu enum iwl_fw_ini_trigger_id id) 2015fe1b7d6cSSara Sharon { 2016b61a6610SShahar S Matityahu struct iwl_fw_ini_active_triggers *active; 2017fe1b7d6cSSara Sharon u32 occur, delay; 2018fe1b7d6cSSara Sharon 20194b49e34eSShahar S Matityahu if (WARN_ON(!iwl_fw_ini_trigger_on(fwrt, id))) 2020fe1b7d6cSSara Sharon return -EINVAL; 2021fe1b7d6cSSara Sharon 20224b49e34eSShahar S Matityahu if (test_and_set_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status)) 20234b49e34eSShahar S Matityahu return -EBUSY; 20244b49e34eSShahar S Matityahu 20254b49e34eSShahar S Matityahu active = &fwrt->dump.active_trigs[id]; 2026b61a6610SShahar S Matityahu delay = le32_to_cpu(active->trig->dump_delay); 2027b61a6610SShahar S Matityahu occur = le32_to_cpu(active->trig->occurrences); 2028fe1b7d6cSSara Sharon if (!occur) 2029fe1b7d6cSSara Sharon return 0; 2030fe1b7d6cSSara Sharon 20314b49e34eSShahar S Matityahu active->trig->occurrences = cpu_to_le32(--occur); 20324b49e34eSShahar S Matityahu 2033b61a6610SShahar S Matityahu if (le32_to_cpu(active->trig->force_restart)) { 2034fe1b7d6cSSara Sharon IWL_WARN(fwrt, "Force restart: trigger %d fired.\n", id); 2035fe1b7d6cSSara Sharon iwl_force_nmi(fwrt->trans); 2036fe1b7d6cSSara Sharon return 0; 2037fe1b7d6cSSara Sharon } 2038fe1b7d6cSSara Sharon 20394b49e34eSShahar S Matityahu fwrt->dump.ini_trig_id = id; 2040fe1b7d6cSSara Sharon 20414b49e34eSShahar S Matityahu IWL_WARN(fwrt, "Collecting data: ini trigger %d fired.\n", id); 2042fe1b7d6cSSara Sharon 20434b49e34eSShahar S Matityahu schedule_delayed_work(&fwrt->dump.wk, usecs_to_jiffies(delay)); 2044fe1b7d6cSSara Sharon 20454b49e34eSShahar S Matityahu return 0; 2046fe1b7d6cSSara Sharon } 20474b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(_iwl_fw_dbg_ini_collect); 20484b49e34eSShahar S Matityahu 20494b49e34eSShahar S Matityahu int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, u32 legacy_trigger_id) 20504b49e34eSShahar S Matityahu { 20514b49e34eSShahar S Matityahu int id; 20524b49e34eSShahar S Matityahu 20534b49e34eSShahar S Matityahu switch (legacy_trigger_id) { 20544b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_FW_ASSERT: 20554b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_ALIVE_TIMEOUT: 20564b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_DRIVER: 20574b49e34eSShahar S Matityahu id = IWL_FW_TRIGGER_ID_FW_ASSERT; 20584b49e34eSShahar S Matityahu break; 20594b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_USER: 20604b49e34eSShahar S Matityahu id = IWL_FW_TRIGGER_ID_USER_TRIGGER; 20614b49e34eSShahar S Matityahu break; 20624b49e34eSShahar S Matityahu default: 20634b49e34eSShahar S Matityahu return -EIO; 20644b49e34eSShahar S Matityahu } 20654b49e34eSShahar S Matityahu 20664b49e34eSShahar S Matityahu return _iwl_fw_dbg_ini_collect(fwrt, id); 20674b49e34eSShahar S Matityahu } 20684b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_ini_collect); 20697174beb6SJohannes Berg 20707174beb6SJohannes Berg int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt, 20717174beb6SJohannes Berg struct iwl_fw_dbg_trigger_tlv *trigger, 20727174beb6SJohannes Berg const char *fmt, ...) 20737174beb6SJohannes Berg { 20747174beb6SJohannes Berg int ret, len = 0; 20757174beb6SJohannes Berg char buf[64]; 20767174beb6SJohannes Berg 207774374223SSara Sharon if (fwrt->trans->ini_valid) 207874374223SSara Sharon return 0; 207974374223SSara Sharon 20807174beb6SJohannes Berg if (fmt) { 20817174beb6SJohannes Berg va_list ap; 20827174beb6SJohannes Berg 20837174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 20847174beb6SJohannes Berg 20857174beb6SJohannes Berg va_start(ap, fmt); 20867174beb6SJohannes Berg vsnprintf(buf, sizeof(buf), fmt, ap); 20877174beb6SJohannes Berg va_end(ap); 20887174beb6SJohannes Berg 20897174beb6SJohannes Berg /* check for truncation */ 20907174beb6SJohannes Berg if (WARN_ON_ONCE(buf[sizeof(buf) - 1])) 20917174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 20927174beb6SJohannes Berg 20937174beb6SJohannes Berg len = strlen(buf) + 1; 20947174beb6SJohannes Berg } 20957174beb6SJohannes Berg 20964b49e34eSShahar S Matityahu ret = iwl_fw_dbg_collect(fwrt, le32_to_cpu(trigger->id), buf, len, 20977174beb6SJohannes Berg trigger); 20987174beb6SJohannes Berg 20997174beb6SJohannes Berg if (ret) 21007174beb6SJohannes Berg return ret; 21017174beb6SJohannes Berg 21027174beb6SJohannes Berg return 0; 21037174beb6SJohannes Berg } 21047174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_trig); 21057174beb6SJohannes Berg 21067174beb6SJohannes Berg int iwl_fw_start_dbg_conf(struct iwl_fw_runtime *fwrt, u8 conf_id) 21077174beb6SJohannes Berg { 21087174beb6SJohannes Berg u8 *ptr; 21097174beb6SJohannes Berg int ret; 21107174beb6SJohannes Berg int i; 21117174beb6SJohannes Berg 211217b809c9SSara Sharon if (WARN_ONCE(conf_id >= ARRAY_SIZE(fwrt->fw->dbg.conf_tlv), 21137174beb6SJohannes Berg "Invalid configuration %d\n", conf_id)) 21147174beb6SJohannes Berg return -EINVAL; 21157174beb6SJohannes Berg 21167174beb6SJohannes Berg /* EARLY START - firmware's configuration is hard coded */ 211717b809c9SSara Sharon if ((!fwrt->fw->dbg.conf_tlv[conf_id] || 211817b809c9SSara Sharon !fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds) && 21197174beb6SJohannes Berg conf_id == FW_DBG_START_FROM_ALIVE) 21207174beb6SJohannes Berg return 0; 21217174beb6SJohannes Berg 212217b809c9SSara Sharon if (!fwrt->fw->dbg.conf_tlv[conf_id]) 21237174beb6SJohannes Berg return -EINVAL; 21247174beb6SJohannes Berg 21257174beb6SJohannes Berg if (fwrt->dump.conf != FW_DBG_INVALID) 21267174beb6SJohannes Berg IWL_WARN(fwrt, "FW already configured (%d) - re-configuring\n", 21277174beb6SJohannes Berg fwrt->dump.conf); 21287174beb6SJohannes Berg 21297174beb6SJohannes Berg /* Send all HCMDs for configuring the FW debug */ 213017b809c9SSara Sharon ptr = (void *)&fwrt->fw->dbg.conf_tlv[conf_id]->hcmd; 213117b809c9SSara Sharon for (i = 0; i < fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds; i++) { 21327174beb6SJohannes Berg struct iwl_fw_dbg_conf_hcmd *cmd = (void *)ptr; 21337174beb6SJohannes Berg struct iwl_host_cmd hcmd = { 21347174beb6SJohannes Berg .id = cmd->id, 21357174beb6SJohannes Berg .len = { le16_to_cpu(cmd->len), }, 21367174beb6SJohannes Berg .data = { cmd->data, }, 21377174beb6SJohannes Berg }; 21387174beb6SJohannes Berg 21397174beb6SJohannes Berg ret = iwl_trans_send_cmd(fwrt->trans, &hcmd); 21407174beb6SJohannes Berg if (ret) 21417174beb6SJohannes Berg return ret; 21427174beb6SJohannes Berg 21437174beb6SJohannes Berg ptr += sizeof(*cmd); 21447174beb6SJohannes Berg ptr += le16_to_cpu(cmd->len); 21457174beb6SJohannes Berg } 21467174beb6SJohannes Berg 21477174beb6SJohannes Berg fwrt->dump.conf = conf_id; 21487174beb6SJohannes Berg 21497174beb6SJohannes Berg return 0; 21507174beb6SJohannes Berg } 21517174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_start_dbg_conf); 21527174beb6SJohannes Berg 21534244e7fcSShahar S Matityahu /* this function assumes dump_start was called beforehand and dump_end will be 21544244e7fcSShahar S Matityahu * called afterwards 21554244e7fcSShahar S Matityahu */ 21564244e7fcSShahar S Matityahu void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt) 21577174beb6SJohannes Berg { 2158d25eec30SSara Sharon struct iwl_fw_dbg_params params = {0}; 21597174beb6SJohannes Berg 21604244e7fcSShahar S Matityahu if (!test_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status)) 21617174beb6SJohannes Berg return; 21627174beb6SJohannes Berg 21638745f12aSShaul Triebitz if (fwrt->ops && fwrt->ops->fw_running && 21648745f12aSShaul Triebitz !fwrt->ops->fw_running(fwrt->ops_ctx)) { 21658745f12aSShaul Triebitz IWL_ERR(fwrt, "Firmware not running - cannot dump error\n"); 21668745f12aSShaul Triebitz iwl_fw_free_dump_desc(fwrt); 21678745f12aSShaul Triebitz clear_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status); 21684244e7fcSShahar S Matityahu return; 21698745f12aSShaul Triebitz } 21708745f12aSShaul Triebitz 21714b49e34eSShahar S Matityahu /* there's no point in fw dump if the bus is dead */ 21724b49e34eSShahar S Matityahu if (test_bit(STATUS_TRANS_DEAD, &fwrt->trans->status)) { 21734b49e34eSShahar S Matityahu IWL_ERR(fwrt, "Skip fw error dump since bus is dead\n"); 21744b49e34eSShahar S Matityahu return; 21754b49e34eSShahar S Matityahu } 21764b49e34eSShahar S Matityahu 21775cfe79c8SSara Sharon iwl_fw_dbg_stop_recording(fwrt, ¶ms); 21787174beb6SJohannes Berg 21794b49e34eSShahar S Matityahu IWL_DEBUG_INFO(fwrt, "WRT dump start\n"); 21804b49e34eSShahar S Matityahu if (fwrt->trans->ini_valid) 21814b49e34eSShahar S Matityahu iwl_fw_error_ini_dump(fwrt); 21824b49e34eSShahar S Matityahu else 21837174beb6SJohannes Berg iwl_fw_error_dump(fwrt); 21844b49e34eSShahar S Matityahu IWL_DEBUG_INFO(fwrt, "WRT dump done\n"); 21857174beb6SJohannes Berg 21867174beb6SJohannes Berg /* start recording again if the firmware is not crashed */ 21877174beb6SJohannes Berg if (!test_bit(STATUS_FW_ERROR, &fwrt->trans->status) && 218817b809c9SSara Sharon fwrt->fw->dbg.dest_tlv) { 21897174beb6SJohannes Berg /* wait before we collect the data till the DBGC stop */ 21907174beb6SJohannes Berg udelay(500); 21915cfe79c8SSara Sharon iwl_fw_dbg_restart_recording(fwrt, ¶ms); 21927174beb6SJohannes Berg } 21934244e7fcSShahar S Matityahu } 21944244e7fcSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_sync); 21954244e7fcSShahar S Matityahu 21964244e7fcSShahar S Matityahu void iwl_fw_error_dump_wk(struct work_struct *work) 21974244e7fcSShahar S Matityahu { 21984244e7fcSShahar S Matityahu struct iwl_fw_runtime *fwrt = 21994244e7fcSShahar S Matityahu container_of(work, struct iwl_fw_runtime, dump.wk.work); 22004244e7fcSShahar S Matityahu 22014244e7fcSShahar S Matityahu if (fwrt->ops && fwrt->ops->dump_start && 22024244e7fcSShahar S Matityahu fwrt->ops->dump_start(fwrt->ops_ctx)) 22034244e7fcSShahar S Matityahu return; 22044244e7fcSShahar S Matityahu 22054244e7fcSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt); 22064244e7fcSShahar S Matityahu 22077174beb6SJohannes Berg if (fwrt->ops && fwrt->ops->dump_end) 22087174beb6SJohannes Berg fwrt->ops->dump_end(fwrt->ops_ctx); 22097174beb6SJohannes Berg } 22107174beb6SJohannes Berg 22112d8c2615SShahar S Matityahu void iwl_fw_dbg_read_d3_debug_data(struct iwl_fw_runtime *fwrt) 22122d8c2615SShahar S Matityahu { 22132d8c2615SShahar S Matityahu const struct iwl_cfg *cfg = fwrt->trans->cfg; 22142d8c2615SShahar S Matityahu 22152d8c2615SShahar S Matityahu if (!iwl_fw_dbg_is_d3_debug_enabled(fwrt)) 22162d8c2615SShahar S Matityahu return; 22172d8c2615SShahar S Matityahu 22182d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 22192d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = kmalloc(cfg->d3_debug_data_length, 22202d8c2615SShahar S Matityahu GFP_KERNEL); 22212d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 22222d8c2615SShahar S Matityahu IWL_ERR(fwrt, 22232d8c2615SShahar S Matityahu "failed to allocate memory for D3 debug data\n"); 22242d8c2615SShahar S Matityahu return; 22252d8c2615SShahar S Matityahu } 22262d8c2615SShahar S Matityahu } 22272d8c2615SShahar S Matityahu 22282d8c2615SShahar S Matityahu /* if the buffer holds previous debug data it is overwritten */ 22292d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, cfg->d3_debug_data_base_addr, 22302d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data, 22312d8c2615SShahar S Matityahu cfg->d3_debug_data_length); 22322d8c2615SShahar S Matityahu } 22332d8c2615SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_read_d3_debug_data); 2234d47902f9SSara Sharon 2235d47902f9SSara Sharon static void 22360ec7bfb2SShahar S Matityahu iwl_fw_dbg_buffer_allocation(struct iwl_fw_runtime *fwrt, u32 size) 22370ec7bfb2SShahar S Matityahu { 22380ec7bfb2SShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 22390ec7bfb2SShahar S Matityahu void *virtual_addr = NULL; 22400ec7bfb2SShahar S Matityahu dma_addr_t phys_addr; 22410ec7bfb2SShahar S Matityahu 22420ec7bfb2SShahar S Matityahu if (WARN_ON_ONCE(trans->num_blocks == ARRAY_SIZE(trans->fw_mon))) 22430ec7bfb2SShahar S Matityahu return; 22440ec7bfb2SShahar S Matityahu 22450ec7bfb2SShahar S Matityahu virtual_addr = 22460ec7bfb2SShahar S Matityahu dma_alloc_coherent(fwrt->trans->dev, size, &phys_addr, 22470ec7bfb2SShahar S Matityahu GFP_KERNEL | __GFP_NOWARN | __GFP_ZERO | 22480ec7bfb2SShahar S Matityahu __GFP_COMP); 22490ec7bfb2SShahar S Matityahu 22500ec7bfb2SShahar S Matityahu /* TODO: alloc fragments if needed */ 22510ec7bfb2SShahar S Matityahu if (!virtual_addr) 22520ec7bfb2SShahar S Matityahu IWL_ERR(fwrt, "Failed to allocate debug memory\n"); 22530ec7bfb2SShahar S Matityahu 22540ec7bfb2SShahar S Matityahu trans->fw_mon[trans->num_blocks].block = virtual_addr; 22550ec7bfb2SShahar S Matityahu trans->fw_mon[trans->num_blocks].physical = phys_addr; 22560ec7bfb2SShahar S Matityahu trans->fw_mon[trans->num_blocks].size = size; 22570ec7bfb2SShahar S Matityahu trans->num_blocks++; 22580ec7bfb2SShahar S Matityahu 22590ec7bfb2SShahar S Matityahu IWL_DEBUG_FW(trans, "Allocated debug block of size %d\n", size); 22600ec7bfb2SShahar S Matityahu } 22610ec7bfb2SShahar S Matityahu 22620ec7bfb2SShahar S Matityahu static void iwl_fw_dbg_buffer_apply(struct iwl_fw_runtime *fwrt, 2263e41e2c26SShahar S Matityahu struct iwl_fw_ini_allocation_data *alloc, 2264e41e2c26SShahar S Matityahu enum iwl_fw_ini_apply_point pnt) 2265d47902f9SSara Sharon { 2266d47902f9SSara Sharon struct iwl_trans *trans = fwrt->trans; 2267e6aeeb4fSJohannes Berg struct iwl_ldbg_config_cmd ldbg_cmd = { 2268e6aeeb4fSJohannes Berg .type = cpu_to_le32(BUFFER_ALLOCATION), 2269e6aeeb4fSJohannes Berg }; 2270e6aeeb4fSJohannes Berg struct iwl_buffer_allocation_cmd *cmd = &ldbg_cmd.buffer_allocation; 2271d47902f9SSara Sharon struct iwl_host_cmd hcmd = { 2272d47902f9SSara Sharon .id = LDBG_CONFIG_CMD, 2273d47902f9SSara Sharon .flags = CMD_ASYNC, 2274e6aeeb4fSJohannes Berg .data[0] = &ldbg_cmd, 2275e6aeeb4fSJohannes Berg .len[0] = sizeof(ldbg_cmd), 2276d47902f9SSara Sharon }; 22770ec7bfb2SShahar S Matityahu int block_idx = trans->num_blocks; 2278e41e2c26SShahar S Matityahu u32 buf_location = le32_to_cpu(alloc->tlv.buffer_location); 2279d47902f9SSara Sharon 2280e41e2c26SShahar S Matityahu if (buf_location == IWL_FW_INI_LOCATION_SRAM_PATH) { 2281e41e2c26SShahar S Matityahu if (!WARN(pnt != IWL_FW_INI_APPLY_EARLY, 2282e41e2c26SShahar S Matityahu "Invalid apply point %d for SMEM buffer allocation", 2283e41e2c26SShahar S Matityahu pnt)) 2284e41e2c26SShahar S Matityahu /* set sram monitor by enabling bit 7 */ 2285e41e2c26SShahar S Matityahu iwl_set_bit(fwrt->trans, CSR_HW_IF_CONFIG_REG, 2286e41e2c26SShahar S Matityahu CSR_HW_IF_CONFIG_REG_BIT_MONITOR_SRAM); 2287e41e2c26SShahar S Matityahu return; 2288e41e2c26SShahar S Matityahu } 2289e41e2c26SShahar S Matityahu 2290e41e2c26SShahar S Matityahu if (buf_location != IWL_FW_INI_LOCATION_DRAM_PATH) 2291d47902f9SSara Sharon return; 2292d47902f9SSara Sharon 22930ec7bfb2SShahar S Matityahu if (!alloc->is_alloc) { 22940ec7bfb2SShahar S Matityahu iwl_fw_dbg_buffer_allocation(fwrt, 22950ec7bfb2SShahar S Matityahu le32_to_cpu(alloc->tlv.size)); 22960ec7bfb2SShahar S Matityahu if (block_idx == trans->num_blocks) 2297d47902f9SSara Sharon return; 22980ec7bfb2SShahar S Matityahu alloc->is_alloc = 1; 22990ec7bfb2SShahar S Matityahu } 2300d47902f9SSara Sharon 2301d47902f9SSara Sharon /* First block is assigned via registers / context info */ 2302d47902f9SSara Sharon if (trans->num_blocks == 1) 2303d47902f9SSara Sharon return; 2304d47902f9SSara Sharon 2305d47902f9SSara Sharon cmd->num_frags = cpu_to_le32(1); 23060ec7bfb2SShahar S Matityahu cmd->fragments[0].address = 23070ec7bfb2SShahar S Matityahu cpu_to_le64(trans->fw_mon[block_idx].physical); 23080ec7bfb2SShahar S Matityahu cmd->fragments[0].size = alloc->tlv.size; 23090ec7bfb2SShahar S Matityahu cmd->allocation_id = alloc->tlv.allocation_id; 23100ec7bfb2SShahar S Matityahu cmd->buffer_location = alloc->tlv.buffer_location; 2311d47902f9SSara Sharon 2312d47902f9SSara Sharon iwl_trans_send_cmd(trans, &hcmd); 2313d47902f9SSara Sharon } 2314d47902f9SSara Sharon 2315d47902f9SSara Sharon static void iwl_fw_dbg_send_hcmd(struct iwl_fw_runtime *fwrt, 2316d47902f9SSara Sharon struct iwl_ucode_tlv *tlv) 2317d47902f9SSara Sharon { 2318d47902f9SSara Sharon struct iwl_fw_ini_hcmd_tlv *hcmd_tlv = (void *)&tlv->data[0]; 2319d47902f9SSara Sharon struct iwl_fw_ini_hcmd *data = &hcmd_tlv->hcmd; 2320d47902f9SSara Sharon u16 len = le32_to_cpu(tlv->length) - sizeof(*hcmd_tlv); 2321d47902f9SSara Sharon 2322d47902f9SSara Sharon struct iwl_host_cmd hcmd = { 2323d47902f9SSara Sharon .id = WIDE_ID(data->group, data->id), 2324d47902f9SSara Sharon .len = { len, }, 2325d47902f9SSara Sharon .data = { data->data, }, 2326d47902f9SSara Sharon }; 2327d47902f9SSara Sharon 2328bfa34c33SShahar S Matityahu /* currently the driver supports always on domain only */ 2329bfa34c33SShahar S Matityahu if (le32_to_cpu(hcmd_tlv->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON) 2330bfa34c33SShahar S Matityahu return; 2331bfa34c33SShahar S Matityahu 2332d47902f9SSara Sharon iwl_trans_send_cmd(fwrt->trans, &hcmd); 2333d47902f9SSara Sharon } 2334d47902f9SSara Sharon 2335d47902f9SSara Sharon static void iwl_fw_dbg_update_regions(struct iwl_fw_runtime *fwrt, 2336d47902f9SSara Sharon struct iwl_fw_ini_region_tlv *tlv, 2337d47902f9SSara Sharon bool ext, enum iwl_fw_ini_apply_point pnt) 2338d47902f9SSara Sharon { 2339d47902f9SSara Sharon void *iter = (void *)tlv->region_config; 2340d47902f9SSara Sharon int i, size = le32_to_cpu(tlv->num_regions); 2341d47902f9SSara Sharon 2342d47902f9SSara Sharon for (i = 0; i < size; i++) { 23430ec7bfb2SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg = iter, **active; 2344d47902f9SSara Sharon int id = le32_to_cpu(reg->region_id); 23459deb52c6SShahar S Matityahu u32 type = le32_to_cpu(reg->region_type); 2346d47902f9SSara Sharon 23472c47e5a1SSara Sharon if (WARN(id >= ARRAY_SIZE(fwrt->dump.active_regs), 23482c47e5a1SSara Sharon "Invalid region id %d for apply point %d\n", id, pnt)) 2349d47902f9SSara Sharon break; 2350d47902f9SSara Sharon 2351d47902f9SSara Sharon active = &fwrt->dump.active_regs[id]; 2352d47902f9SSara Sharon 23530ec7bfb2SShahar S Matityahu if (*active) 23540ec7bfb2SShahar S Matityahu IWL_WARN(fwrt->trans, "region TLV %d override\n", id); 2355d47902f9SSara Sharon 2356d47902f9SSara Sharon IWL_DEBUG_FW(fwrt, 2357d47902f9SSara Sharon "%s: apply point %d, activating region ID %d\n", 2358d47902f9SSara Sharon __func__, pnt, id); 2359d47902f9SSara Sharon 23600ec7bfb2SShahar S Matityahu *active = reg; 2361d47902f9SSara Sharon 23629deb52c6SShahar S Matityahu if (type == IWL_FW_INI_REGION_TXF || 23639deb52c6SShahar S Matityahu type == IWL_FW_INI_REGION_RXF) 23649deb52c6SShahar S Matityahu iter += le32_to_cpu(reg->fifos.num_of_registers) * 23659deb52c6SShahar S Matityahu sizeof(__le32); 23669deb52c6SShahar S Matityahu else if (type != IWL_FW_INI_REGION_DRAM_BUFFER) 23679deb52c6SShahar S Matityahu iter += le32_to_cpu(reg->internal.num_of_ranges) * 2368bb0306bdSShahar S Matityahu sizeof(__le32); 2369d47902f9SSara Sharon 2370d47902f9SSara Sharon iter += sizeof(*reg); 2371d47902f9SSara Sharon } 2372d47902f9SSara Sharon } 2373d47902f9SSara Sharon 2374b61a6610SShahar S Matityahu static int iwl_fw_dbg_trig_realloc(struct iwl_fw_runtime *fwrt, 2375b61a6610SShahar S Matityahu struct iwl_fw_ini_active_triggers *active, 2376b61a6610SShahar S Matityahu u32 id, int size) 2377b61a6610SShahar S Matityahu { 2378b61a6610SShahar S Matityahu void *ptr; 2379b61a6610SShahar S Matityahu 2380b61a6610SShahar S Matityahu if (size <= active->size) 2381b61a6610SShahar S Matityahu return 0; 2382b61a6610SShahar S Matityahu 2383b61a6610SShahar S Matityahu ptr = krealloc(active->trig, size, GFP_KERNEL); 2384b61a6610SShahar S Matityahu if (!ptr) { 2385b61a6610SShahar S Matityahu IWL_ERR(fwrt, "Failed to allocate memory for trigger %d\n", id); 2386b61a6610SShahar S Matityahu return -ENOMEM; 2387b61a6610SShahar S Matityahu } 2388b61a6610SShahar S Matityahu active->trig = ptr; 2389b61a6610SShahar S Matityahu active->size = size; 2390b61a6610SShahar S Matityahu 2391b61a6610SShahar S Matityahu return 0; 2392b61a6610SShahar S Matityahu } 2393b61a6610SShahar S Matityahu 2394d47902f9SSara Sharon static void iwl_fw_dbg_update_triggers(struct iwl_fw_runtime *fwrt, 2395d47902f9SSara Sharon struct iwl_fw_ini_trigger_tlv *tlv, 2396d47902f9SSara Sharon bool ext, 2397d47902f9SSara Sharon enum iwl_fw_ini_apply_point apply_point) 2398d47902f9SSara Sharon { 2399d47902f9SSara Sharon int i, size = le32_to_cpu(tlv->num_triggers); 2400d47902f9SSara Sharon void *iter = (void *)tlv->trigger_config; 2401d47902f9SSara Sharon 2402d47902f9SSara Sharon for (i = 0; i < size; i++) { 2403d47902f9SSara Sharon struct iwl_fw_ini_trigger *trig = iter; 2404d47902f9SSara Sharon struct iwl_fw_ini_active_triggers *active; 2405d47902f9SSara Sharon int id = le32_to_cpu(trig->trigger_id); 2406b61a6610SShahar S Matityahu u32 trig_regs_size = le32_to_cpu(trig->num_regions) * 2407b61a6610SShahar S Matityahu sizeof(__le32); 2408d47902f9SSara Sharon 2409d47902f9SSara Sharon if (WARN_ON(id >= ARRAY_SIZE(fwrt->dump.active_trigs))) 2410d47902f9SSara Sharon break; 2411d47902f9SSara Sharon 2412d47902f9SSara Sharon active = &fwrt->dump.active_trigs[id]; 2413d47902f9SSara Sharon 2414b61a6610SShahar S Matityahu if (!active->active) { 2415b61a6610SShahar S Matityahu size_t trig_size = sizeof(*trig) + trig_regs_size; 2416b61a6610SShahar S Matityahu 2417b61a6610SShahar S Matityahu if (iwl_fw_dbg_trig_realloc(fwrt, active, id, 2418b61a6610SShahar S Matityahu trig_size)) 2419b61a6610SShahar S Matityahu goto next; 2420b61a6610SShahar S Matityahu 2421b61a6610SShahar S Matityahu memcpy(active->trig, trig, trig_size); 2422b61a6610SShahar S Matityahu 2423b61a6610SShahar S Matityahu } else { 2424b61a6610SShahar S Matityahu u32 conf_override = 2425b61a6610SShahar S Matityahu !(le32_to_cpu(trig->override_trig) & 0xff); 2426b61a6610SShahar S Matityahu u32 region_override = 2427b61a6610SShahar S Matityahu !(le32_to_cpu(trig->override_trig) & 0xff00); 2428b61a6610SShahar S Matityahu u32 offset = 0; 2429b61a6610SShahar S Matityahu u32 active_regs = 2430b61a6610SShahar S Matityahu le32_to_cpu(active->trig->num_regions); 2431b61a6610SShahar S Matityahu u32 new_regs = le32_to_cpu(trig->num_regions); 2432b61a6610SShahar S Matityahu int mem_to_add = trig_regs_size; 2433b61a6610SShahar S Matityahu 2434b61a6610SShahar S Matityahu if (region_override) { 2435b61a6610SShahar S Matityahu mem_to_add -= active_regs * sizeof(__le32); 2436b61a6610SShahar S Matityahu } else { 2437b61a6610SShahar S Matityahu offset += active_regs; 2438b61a6610SShahar S Matityahu new_regs += active_regs; 2439d47902f9SSara Sharon } 2440d47902f9SSara Sharon 2441b61a6610SShahar S Matityahu if (iwl_fw_dbg_trig_realloc(fwrt, active, id, 2442b61a6610SShahar S Matityahu active->size + mem_to_add)) 2443b61a6610SShahar S Matityahu goto next; 2444d47902f9SSara Sharon 2445b61a6610SShahar S Matityahu if (conf_override) 2446b61a6610SShahar S Matityahu memcpy(active->trig, trig, sizeof(*trig)); 2447b61a6610SShahar S Matityahu 2448b61a6610SShahar S Matityahu memcpy(active->trig->data + offset, trig->data, 2449b61a6610SShahar S Matityahu trig_regs_size); 2450b61a6610SShahar S Matityahu active->trig->num_regions = cpu_to_le32(new_regs); 2451d47902f9SSara Sharon } 2452d47902f9SSara Sharon 2453fe1b7d6cSSara Sharon /* Since zero means infinity - just set to -1 */ 2454b61a6610SShahar S Matityahu if (!le32_to_cpu(active->trig->occurrences)) 2455b61a6610SShahar S Matityahu active->trig->occurrences = cpu_to_le32(-1); 2456fe1b7d6cSSara Sharon 2457b61a6610SShahar S Matityahu active->active = true; 2458b61a6610SShahar S Matityahu next: 2459b61a6610SShahar S Matityahu iter += sizeof(*trig) + trig_regs_size; 2460d47902f9SSara Sharon 2461d47902f9SSara Sharon } 2462d47902f9SSara Sharon } 2463d47902f9SSara Sharon 2464d47902f9SSara Sharon static void _iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt, 2465d47902f9SSara Sharon struct iwl_apply_point_data *data, 2466d47902f9SSara Sharon enum iwl_fw_ini_apply_point pnt, 2467d47902f9SSara Sharon bool ext) 2468d47902f9SSara Sharon { 2469d47902f9SSara Sharon void *iter = data->data; 2470d47902f9SSara Sharon 2471d47902f9SSara Sharon while (iter && iter < data->data + data->size) { 2472d47902f9SSara Sharon struct iwl_ucode_tlv *tlv = iter; 2473d47902f9SSara Sharon void *ini_tlv = (void *)tlv->data; 2474d47902f9SSara Sharon u32 type = le32_to_cpu(tlv->type); 2475d47902f9SSara Sharon 2476d47902f9SSara Sharon switch (type) { 24770ec7bfb2SShahar S Matityahu case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION: { 24780ec7bfb2SShahar S Matityahu struct iwl_fw_ini_allocation_data *buf_alloc = ini_tlv; 24790ec7bfb2SShahar S Matityahu 2480e41e2c26SShahar S Matityahu iwl_fw_dbg_buffer_apply(fwrt, ini_tlv, pnt); 24810ec7bfb2SShahar S Matityahu iter += sizeof(buf_alloc->is_alloc); 2482d47902f9SSara Sharon break; 24830ec7bfb2SShahar S Matityahu } 2484d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_HCMD: 2485d47902f9SSara Sharon if (pnt < IWL_FW_INI_APPLY_AFTER_ALIVE) { 2486d47902f9SSara Sharon IWL_ERR(fwrt, 2487d47902f9SSara Sharon "Invalid apply point %x for host command\n", 2488d47902f9SSara Sharon pnt); 2489d47902f9SSara Sharon goto next; 2490d47902f9SSara Sharon } 2491d47902f9SSara Sharon iwl_fw_dbg_send_hcmd(fwrt, tlv); 2492d47902f9SSara Sharon break; 2493d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_REGIONS: 2494d47902f9SSara Sharon iwl_fw_dbg_update_regions(fwrt, ini_tlv, ext, pnt); 2495d47902f9SSara Sharon break; 2496d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_TRIGGERS: 2497d47902f9SSara Sharon iwl_fw_dbg_update_triggers(fwrt, ini_tlv, ext, pnt); 2498d47902f9SSara Sharon break; 2499d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_DEBUG_FLOW: 2500d47902f9SSara Sharon break; 2501d47902f9SSara Sharon default: 2502d47902f9SSara Sharon WARN_ONCE(1, "Invalid TLV %x for apply point\n", type); 2503d47902f9SSara Sharon break; 2504d47902f9SSara Sharon } 2505d47902f9SSara Sharon next: 2506d47902f9SSara Sharon iter += sizeof(*tlv) + le32_to_cpu(tlv->length); 2507d47902f9SSara Sharon } 2508d47902f9SSara Sharon } 2509d47902f9SSara Sharon 2510d47902f9SSara Sharon void iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt, 2511d47902f9SSara Sharon enum iwl_fw_ini_apply_point apply_point) 2512d47902f9SSara Sharon { 2513d47902f9SSara Sharon void *data = &fwrt->trans->apply_points[apply_point]; 25140ec7bfb2SShahar S Matityahu int i; 25150ec7bfb2SShahar S Matityahu 25160ec7bfb2SShahar S Matityahu if (apply_point == IWL_FW_INI_APPLY_EARLY) { 25170ec7bfb2SShahar S Matityahu for (i = 0; i < IWL_FW_INI_MAX_REGION_ID; i++) 25180ec7bfb2SShahar S Matityahu fwrt->dump.active_regs[i] = NULL; 2519b61a6610SShahar S Matityahu 2520b61a6610SShahar S Matityahu /* disable the triggers, used in recovery flow */ 2521b61a6610SShahar S Matityahu for (i = 0; i < IWL_FW_TRIGGER_ID_NUM; i++) 2522b61a6610SShahar S Matityahu fwrt->dump.active_trigs[i].active = false; 25230ec7bfb2SShahar S Matityahu } 2524d47902f9SSara Sharon 2525d47902f9SSara Sharon _iwl_fw_dbg_apply_point(fwrt, data, apply_point, false); 2526d47902f9SSara Sharon 2527d47902f9SSara Sharon data = &fwrt->trans->apply_points_ext[apply_point]; 2528d47902f9SSara Sharon _iwl_fw_dbg_apply_point(fwrt, data, apply_point, true); 2529d47902f9SSara Sharon } 2530d47902f9SSara Sharon IWL_EXPORT_SYMBOL(iwl_fw_dbg_apply_point); 2531700b3799SShahar S Matityahu 2532700b3799SShahar S Matityahu void iwl_fwrt_stop_device(struct iwl_fw_runtime *fwrt) 2533700b3799SShahar S Matityahu { 2534700b3799SShahar S Matityahu /* if the wait event timeout elapses instead of wake up then 2535700b3799SShahar S Matityahu * the driver did not receive NMI interrupt and can not assume the FW 2536700b3799SShahar S Matityahu * is halted 2537700b3799SShahar S Matityahu */ 2538700b3799SShahar S Matityahu int ret = wait_event_timeout(fwrt->trans->fw_halt_waitq, 2539700b3799SShahar S Matityahu !test_bit(STATUS_FW_WAIT_DUMP, 2540700b3799SShahar S Matityahu &fwrt->trans->status), 2541700b3799SShahar S Matityahu msecs_to_jiffies(2000)); 2542700b3799SShahar S Matityahu if (!ret) { 2543700b3799SShahar S Matityahu /* failed to receive NMI interrupt, assuming the FW is stuck */ 2544700b3799SShahar S Matityahu set_bit(STATUS_FW_ERROR, &fwrt->trans->status); 2545700b3799SShahar S Matityahu 2546700b3799SShahar S Matityahu clear_bit(STATUS_FW_WAIT_DUMP, &fwrt->trans->status); 2547700b3799SShahar S Matityahu } 2548700b3799SShahar S Matityahu 2549700b3799SShahar S Matityahu /* Assuming the op mode mutex is held at this point */ 2550700b3799SShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt); 2551700b3799SShahar S Matityahu 2552700b3799SShahar S Matityahu iwl_trans_stop_device(fwrt->trans); 2553700b3799SShahar S Matityahu } 2554700b3799SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fwrt_stop_device); 2555