17174beb6SJohannes Berg /****************************************************************************** 27174beb6SJohannes Berg * 37174beb6SJohannes Berg * This file is provided under a dual BSD/GPLv2 license. When using or 47174beb6SJohannes Berg * redistributing this file, you may do so under either license. 57174beb6SJohannes Berg * 67174beb6SJohannes Berg * GPL LICENSE SUMMARY 77174beb6SJohannes Berg * 87174beb6SJohannes Berg * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. 97174beb6SJohannes Berg * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 107174beb6SJohannes Berg * Copyright(c) 2015 - 2017 Intel Deutschland GmbH 11a5688e60SMordechay Goodstein * Copyright(c) 2018 - 2020 Intel Corporation 127174beb6SJohannes Berg * 137174beb6SJohannes Berg * This program is free software; you can redistribute it and/or modify 147174beb6SJohannes Berg * it under the terms of version 2 of the GNU General Public License as 157174beb6SJohannes Berg * published by the Free Software Foundation. 167174beb6SJohannes Berg * 177174beb6SJohannes Berg * This program is distributed in the hope that it will be useful, but 187174beb6SJohannes Berg * WITHOUT ANY WARRANTY; without even the implied warranty of 197174beb6SJohannes Berg * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 207174beb6SJohannes Berg * General Public License for more details. 217174beb6SJohannes Berg * 227174beb6SJohannes Berg * The full GNU General Public License is included in this distribution 237174beb6SJohannes Berg * in the file called COPYING. 247174beb6SJohannes Berg * 257174beb6SJohannes Berg * Contact Information: 267174beb6SJohannes Berg * Intel Linux Wireless <linuxwifi@intel.com> 277174beb6SJohannes Berg * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 287174beb6SJohannes Berg * 297174beb6SJohannes Berg * BSD LICENSE 307174beb6SJohannes Berg * 317174beb6SJohannes Berg * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. 327174beb6SJohannes Berg * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 337174beb6SJohannes Berg * Copyright(c) 2015 - 2017 Intel Deutschland GmbH 34a5688e60SMordechay Goodstein * Copyright(c) 2018 - 2020 Intel Corporation 357174beb6SJohannes Berg * All rights reserved. 367174beb6SJohannes Berg * 377174beb6SJohannes Berg * Redistribution and use in source and binary forms, with or without 387174beb6SJohannes Berg * modification, are permitted provided that the following conditions 397174beb6SJohannes Berg * are met: 407174beb6SJohannes Berg * 417174beb6SJohannes Berg * * Redistributions of source code must retain the above copyright 427174beb6SJohannes Berg * notice, this list of conditions and the following disclaimer. 437174beb6SJohannes Berg * * Redistributions in binary form must reproduce the above copyright 447174beb6SJohannes Berg * notice, this list of conditions and the following disclaimer in 457174beb6SJohannes Berg * the documentation and/or other materials provided with the 467174beb6SJohannes Berg * distribution. 477174beb6SJohannes Berg * * Neither the name Intel Corporation nor the names of its 487174beb6SJohannes Berg * contributors may be used to endorse or promote products derived 497174beb6SJohannes Berg * from this software without specific prior written permission. 507174beb6SJohannes Berg * 517174beb6SJohannes Berg * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 527174beb6SJohannes Berg * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 537174beb6SJohannes Berg * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 547174beb6SJohannes Berg * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 557174beb6SJohannes Berg * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 567174beb6SJohannes Berg * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 577174beb6SJohannes Berg * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 587174beb6SJohannes Berg * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 597174beb6SJohannes Berg * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 607174beb6SJohannes Berg * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 617174beb6SJohannes Berg * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 627174beb6SJohannes Berg * 637174beb6SJohannes Berg *****************************************************************************/ 647174beb6SJohannes Berg #include <linux/devcoredump.h> 657174beb6SJohannes Berg #include "iwl-drv.h" 667174beb6SJohannes Berg #include "runtime.h" 677174beb6SJohannes Berg #include "dbg.h" 68759931c7SMordechay Goodstein #include "debugfs.h" 697174beb6SJohannes Berg #include "iwl-io.h" 707174beb6SJohannes Berg #include "iwl-prph.h" 717174beb6SJohannes Berg #include "iwl-csr.h" 727174beb6SJohannes Berg 737174beb6SJohannes Berg /** 747174beb6SJohannes Berg * struct iwl_fw_dump_ptrs - set of pointers needed for the fw-error-dump 757174beb6SJohannes Berg * 767174beb6SJohannes Berg * @fwrt_ptr: pointer to the buffer coming from fwrt 777174beb6SJohannes Berg * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the 787174beb6SJohannes Berg * transport's data. 797174beb6SJohannes Berg * @trans_len: length of the valid data in trans_ptr 807174beb6SJohannes Berg * @fwrt_len: length of the valid data in fwrt_ptr 817174beb6SJohannes Berg */ 827174beb6SJohannes Berg struct iwl_fw_dump_ptrs { 837174beb6SJohannes Berg struct iwl_trans_dump_data *trans_ptr; 847174beb6SJohannes Berg void *fwrt_ptr; 857174beb6SJohannes Berg u32 fwrt_len; 867174beb6SJohannes Berg }; 877174beb6SJohannes Berg 887174beb6SJohannes Berg #define RADIO_REG_MAX_READ 0x2ad 897174beb6SJohannes Berg static void iwl_read_radio_regs(struct iwl_fw_runtime *fwrt, 907174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data) 917174beb6SJohannes Berg { 927174beb6SJohannes Berg u8 *pos = (void *)(*dump_data)->data; 937174beb6SJohannes Berg unsigned long flags; 947174beb6SJohannes Berg int i; 957174beb6SJohannes Berg 96b88beaf9SIlan Peer IWL_DEBUG_INFO(fwrt, "WRT radio registers dump\n"); 97b88beaf9SIlan Peer 987174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 997174beb6SJohannes Berg return; 1007174beb6SJohannes Berg 1017174beb6SJohannes Berg (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RADIO_REG); 1027174beb6SJohannes Berg (*dump_data)->len = cpu_to_le32(RADIO_REG_MAX_READ); 1037174beb6SJohannes Berg 1047174beb6SJohannes Berg for (i = 0; i < RADIO_REG_MAX_READ; i++) { 1057174beb6SJohannes Berg u32 rd_cmd = RADIO_RSP_RD_CMD; 1067174beb6SJohannes Berg 1077174beb6SJohannes Berg rd_cmd |= i << RADIO_RSP_ADDR_POS; 1087174beb6SJohannes Berg iwl_write_prph_no_grab(fwrt->trans, RSP_RADIO_CMD, rd_cmd); 1097174beb6SJohannes Berg *pos = (u8)iwl_read_prph_no_grab(fwrt->trans, RSP_RADIO_RDDAT); 1107174beb6SJohannes Berg 1117174beb6SJohannes Berg pos++; 1127174beb6SJohannes Berg } 1137174beb6SJohannes Berg 1147174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 1157174beb6SJohannes Berg 1167174beb6SJohannes Berg iwl_trans_release_nic_access(fwrt->trans, &flags); 1177174beb6SJohannes Berg } 1187174beb6SJohannes Berg 1197174beb6SJohannes Berg static void iwl_fwrt_dump_rxf(struct iwl_fw_runtime *fwrt, 1207174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data, 1217174beb6SJohannes Berg int size, u32 offset, int fifo_num) 1227174beb6SJohannes Berg { 1237174beb6SJohannes Berg struct iwl_fw_error_dump_fifo *fifo_hdr; 1247174beb6SJohannes Berg u32 *fifo_data; 1257174beb6SJohannes Berg u32 fifo_len; 1267174beb6SJohannes Berg int i; 1277174beb6SJohannes Berg 1287174beb6SJohannes Berg fifo_hdr = (void *)(*dump_data)->data; 1297174beb6SJohannes Berg fifo_data = (void *)fifo_hdr->data; 1307174beb6SJohannes Berg fifo_len = size; 1317174beb6SJohannes Berg 1327174beb6SJohannes Berg /* No need to try to read the data if the length is 0 */ 1337174beb6SJohannes Berg if (fifo_len == 0) 1347174beb6SJohannes Berg return; 1357174beb6SJohannes Berg 1367174beb6SJohannes Berg /* Add a TLV for the RXF */ 1377174beb6SJohannes Berg (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RXF); 1387174beb6SJohannes Berg (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr)); 1397174beb6SJohannes Berg 1407174beb6SJohannes Berg fifo_hdr->fifo_num = cpu_to_le32(fifo_num); 1417174beb6SJohannes Berg fifo_hdr->available_bytes = 1427174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1437174beb6SJohannes Berg RXF_RD_D_SPACE + offset)); 1447174beb6SJohannes Berg fifo_hdr->wr_ptr = 1457174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1467174beb6SJohannes Berg RXF_RD_WR_PTR + offset)); 1477174beb6SJohannes Berg fifo_hdr->rd_ptr = 1487174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1497174beb6SJohannes Berg RXF_RD_RD_PTR + offset)); 1507174beb6SJohannes Berg fifo_hdr->fence_ptr = 1517174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1527174beb6SJohannes Berg RXF_RD_FENCE_PTR + offset)); 1537174beb6SJohannes Berg fifo_hdr->fence_mode = 1547174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1557174beb6SJohannes Berg RXF_SET_FENCE_MODE + offset)); 1567174beb6SJohannes Berg 1577174beb6SJohannes Berg /* Lock fence */ 1587174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, RXF_SET_FENCE_MODE + offset, 0x1); 1597174beb6SJohannes Berg /* Set fence pointer to the same place like WR pointer */ 1607174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, RXF_LD_WR2FENCE + offset, 0x1); 1617174beb6SJohannes Berg /* Set fence offset */ 1627174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, 1637174beb6SJohannes Berg RXF_LD_FENCE_OFFSET_ADDR + offset, 0x0); 1647174beb6SJohannes Berg 1657174beb6SJohannes Berg /* Read FIFO */ 1667174beb6SJohannes Berg fifo_len /= sizeof(u32); /* Size in DWORDS */ 1677174beb6SJohannes Berg for (i = 0; i < fifo_len; i++) 1687174beb6SJohannes Berg fifo_data[i] = iwl_trans_read_prph(fwrt->trans, 1697174beb6SJohannes Berg RXF_FIFO_RD_FENCE_INC + 1707174beb6SJohannes Berg offset); 1717174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 1727174beb6SJohannes Berg } 1737174beb6SJohannes Berg 1747174beb6SJohannes Berg static void iwl_fwrt_dump_txf(struct iwl_fw_runtime *fwrt, 1757174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data, 1767174beb6SJohannes Berg int size, u32 offset, int fifo_num) 1777174beb6SJohannes Berg { 1787174beb6SJohannes Berg struct iwl_fw_error_dump_fifo *fifo_hdr; 1797174beb6SJohannes Berg u32 *fifo_data; 1807174beb6SJohannes Berg u32 fifo_len; 1817174beb6SJohannes Berg int i; 1827174beb6SJohannes Berg 1837174beb6SJohannes Berg fifo_hdr = (void *)(*dump_data)->data; 1847174beb6SJohannes Berg fifo_data = (void *)fifo_hdr->data; 1857174beb6SJohannes Berg fifo_len = size; 1867174beb6SJohannes Berg 1877174beb6SJohannes Berg /* No need to try to read the data if the length is 0 */ 1887174beb6SJohannes Berg if (fifo_len == 0) 1897174beb6SJohannes Berg return; 1907174beb6SJohannes Berg 1917174beb6SJohannes Berg /* Add a TLV for the FIFO */ 1927174beb6SJohannes Berg (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_TXF); 1937174beb6SJohannes Berg (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr)); 1947174beb6SJohannes Berg 1957174beb6SJohannes Berg fifo_hdr->fifo_num = cpu_to_le32(fifo_num); 1967174beb6SJohannes Berg fifo_hdr->available_bytes = 1977174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1987174beb6SJohannes Berg TXF_FIFO_ITEM_CNT + offset)); 1997174beb6SJohannes Berg fifo_hdr->wr_ptr = 2007174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2017174beb6SJohannes Berg TXF_WR_PTR + offset)); 2027174beb6SJohannes Berg fifo_hdr->rd_ptr = 2037174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2047174beb6SJohannes Berg TXF_RD_PTR + offset)); 2057174beb6SJohannes Berg fifo_hdr->fence_ptr = 2067174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2077174beb6SJohannes Berg TXF_FENCE_PTR + offset)); 2087174beb6SJohannes Berg fifo_hdr->fence_mode = 2097174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2107174beb6SJohannes Berg TXF_LOCK_FENCE + offset)); 2117174beb6SJohannes Berg 2127174beb6SJohannes Berg /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */ 2137174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, TXF_READ_MODIFY_ADDR + offset, 2147174beb6SJohannes Berg TXF_WR_PTR + offset); 2157174beb6SJohannes Berg 2167174beb6SJohannes Berg /* Dummy-read to advance the read pointer to the head */ 2177174beb6SJohannes Berg iwl_trans_read_prph(fwrt->trans, TXF_READ_MODIFY_DATA + offset); 2187174beb6SJohannes Berg 2197174beb6SJohannes Berg /* Read FIFO */ 2207174beb6SJohannes Berg fifo_len /= sizeof(u32); /* Size in DWORDS */ 2217174beb6SJohannes Berg for (i = 0; i < fifo_len; i++) 2227174beb6SJohannes Berg fifo_data[i] = iwl_trans_read_prph(fwrt->trans, 2237174beb6SJohannes Berg TXF_READ_MODIFY_DATA + 2247174beb6SJohannes Berg offset); 2257174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 2267174beb6SJohannes Berg } 2277174beb6SJohannes Berg 22832b258e9SSara Sharon static void iwl_fw_dump_rxf(struct iwl_fw_runtime *fwrt, 2297174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data) 2307174beb6SJohannes Berg { 2317174beb6SJohannes Berg struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 2327174beb6SJohannes Berg unsigned long flags; 2337174beb6SJohannes Berg 23432b258e9SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT RX FIFO dump\n"); 235b88beaf9SIlan Peer 2367174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 2377174beb6SJohannes Berg return; 2387174beb6SJohannes Berg 239e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RXF)) { 2407174beb6SJohannes Berg /* Pull RXF1 */ 241520f03eaSShahar S Matityahu iwl_fwrt_dump_rxf(fwrt, dump_data, 242520f03eaSShahar S Matityahu cfg->lmac[0].rxfifo1_size, 0, 0); 2437174beb6SJohannes Berg /* Pull RXF2 */ 2447174beb6SJohannes Berg iwl_fwrt_dump_rxf(fwrt, dump_data, cfg->rxfifo2_size, 245ea695b7cSShaul Triebitz RXF_DIFF_FROM_PREV + 246286ca8ebSLuca Coelho fwrt->trans->trans_cfg->umac_prph_offset, 1); 2477174beb6SJohannes Berg /* Pull LMAC2 RXF1 */ 2487174beb6SJohannes Berg if (fwrt->smem_cfg.num_lmacs > 1) 249520f03eaSShahar S Matityahu iwl_fwrt_dump_rxf(fwrt, dump_data, 250520f03eaSShahar S Matityahu cfg->lmac[1].rxfifo1_size, 2517174beb6SJohannes Berg LMAC2_PRPH_OFFSET, 2); 252520f03eaSShahar S Matityahu } 2537174beb6SJohannes Berg 25432b258e9SSara Sharon iwl_trans_release_nic_access(fwrt->trans, &flags); 25532b258e9SSara Sharon } 25632b258e9SSara Sharon 25732b258e9SSara Sharon static void iwl_fw_dump_txf(struct iwl_fw_runtime *fwrt, 25832b258e9SSara Sharon struct iwl_fw_error_dump_data **dump_data) 25932b258e9SSara Sharon { 26032b258e9SSara Sharon struct iwl_fw_error_dump_fifo *fifo_hdr; 26132b258e9SSara Sharon struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 26232b258e9SSara Sharon u32 *fifo_data; 26332b258e9SSara Sharon u32 fifo_len; 26432b258e9SSara Sharon unsigned long flags; 26532b258e9SSara Sharon int i, j; 26632b258e9SSara Sharon 26732b258e9SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT TX FIFO dump\n"); 26832b258e9SSara Sharon 26932b258e9SSara Sharon if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 27032b258e9SSara Sharon return; 27132b258e9SSara Sharon 272e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_TXF)) { 2737174beb6SJohannes Berg /* Pull TXF data from LMAC1 */ 2747174beb6SJohannes Berg for (i = 0; i < fwrt->smem_cfg.num_txfifo_entries; i++) { 2757174beb6SJohannes Berg /* Mark the number of TXF we're pulling now */ 2767174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, TXF_LARC_NUM, i); 277520f03eaSShahar S Matityahu iwl_fwrt_dump_txf(fwrt, dump_data, 278520f03eaSShahar S Matityahu cfg->lmac[0].txfifo_size[i], 0, i); 2797174beb6SJohannes Berg } 2807174beb6SJohannes Berg 2817174beb6SJohannes Berg /* Pull TXF data from LMAC2 */ 2827174beb6SJohannes Berg if (fwrt->smem_cfg.num_lmacs > 1) { 283520f03eaSShahar S Matityahu for (i = 0; i < fwrt->smem_cfg.num_txfifo_entries; 284520f03eaSShahar S Matityahu i++) { 2857174beb6SJohannes Berg /* Mark the number of TXF we're pulling now */ 2867174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, 287520f03eaSShahar S Matityahu TXF_LARC_NUM + 288520f03eaSShahar S Matityahu LMAC2_PRPH_OFFSET, i); 2897174beb6SJohannes Berg iwl_fwrt_dump_txf(fwrt, dump_data, 2907174beb6SJohannes Berg cfg->lmac[1].txfifo_size[i], 2917174beb6SJohannes Berg LMAC2_PRPH_OFFSET, 2927174beb6SJohannes Berg i + cfg->num_txfifo_entries); 2937174beb6SJohannes Berg } 2947174beb6SJohannes Berg } 295520f03eaSShahar S Matityahu } 2967174beb6SJohannes Berg 297e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_INTERNAL_TXF) && 298520f03eaSShahar S Matityahu fw_has_capa(&fwrt->fw->ucode_capa, 2997174beb6SJohannes Berg IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) { 3007174beb6SJohannes Berg /* Pull UMAC internal TXF data from all TXFs */ 3017174beb6SJohannes Berg for (i = 0; 3027174beb6SJohannes Berg i < ARRAY_SIZE(fwrt->smem_cfg.internal_txfifo_size); 3037174beb6SJohannes Berg i++) { 3047174beb6SJohannes Berg fifo_hdr = (void *)(*dump_data)->data; 3057174beb6SJohannes Berg fifo_data = (void *)fifo_hdr->data; 3067174beb6SJohannes Berg fifo_len = fwrt->smem_cfg.internal_txfifo_size[i]; 3077174beb6SJohannes Berg 3087174beb6SJohannes Berg /* No need to try to read the data if the length is 0 */ 3097174beb6SJohannes Berg if (fifo_len == 0) 3107174beb6SJohannes Berg continue; 3117174beb6SJohannes Berg 3127174beb6SJohannes Berg /* Add a TLV for the internal FIFOs */ 3137174beb6SJohannes Berg (*dump_data)->type = 3147174beb6SJohannes Berg cpu_to_le32(IWL_FW_ERROR_DUMP_INTERNAL_TXF); 3157174beb6SJohannes Berg (*dump_data)->len = 3167174beb6SJohannes Berg cpu_to_le32(fifo_len + sizeof(*fifo_hdr)); 3177174beb6SJohannes Berg 3187174beb6SJohannes Berg fifo_hdr->fifo_num = cpu_to_le32(i); 3197174beb6SJohannes Berg 3207174beb6SJohannes Berg /* Mark the number of TXF we're pulling now */ 3217174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, TXF_CPU2_NUM, i + 3227174beb6SJohannes Berg fwrt->smem_cfg.num_txfifo_entries); 3237174beb6SJohannes Berg 3247174beb6SJohannes Berg fifo_hdr->available_bytes = 3257174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3267174beb6SJohannes Berg TXF_CPU2_FIFO_ITEM_CNT)); 3277174beb6SJohannes Berg fifo_hdr->wr_ptr = 3287174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3297174beb6SJohannes Berg TXF_CPU2_WR_PTR)); 3307174beb6SJohannes Berg fifo_hdr->rd_ptr = 3317174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3327174beb6SJohannes Berg TXF_CPU2_RD_PTR)); 3337174beb6SJohannes Berg fifo_hdr->fence_ptr = 3347174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3357174beb6SJohannes Berg TXF_CPU2_FENCE_PTR)); 3367174beb6SJohannes Berg fifo_hdr->fence_mode = 3377174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3387174beb6SJohannes Berg TXF_CPU2_LOCK_FENCE)); 3397174beb6SJohannes Berg 3407174beb6SJohannes Berg /* Set TXF_CPU2_READ_MODIFY_ADDR to TXF_CPU2_WR_PTR */ 3417174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, 3427174beb6SJohannes Berg TXF_CPU2_READ_MODIFY_ADDR, 3437174beb6SJohannes Berg TXF_CPU2_WR_PTR); 3447174beb6SJohannes Berg 3457174beb6SJohannes Berg /* Dummy-read to advance the read pointer to head */ 3467174beb6SJohannes Berg iwl_trans_read_prph(fwrt->trans, 3477174beb6SJohannes Berg TXF_CPU2_READ_MODIFY_DATA); 3487174beb6SJohannes Berg 3497174beb6SJohannes Berg /* Read FIFO */ 3507174beb6SJohannes Berg fifo_len /= sizeof(u32); /* Size in DWORDS */ 3517174beb6SJohannes Berg for (j = 0; j < fifo_len; j++) 3527174beb6SJohannes Berg fifo_data[j] = 3537174beb6SJohannes Berg iwl_trans_read_prph(fwrt->trans, 3547174beb6SJohannes Berg TXF_CPU2_READ_MODIFY_DATA); 3557174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 3567174beb6SJohannes Berg } 3577174beb6SJohannes Berg } 3587174beb6SJohannes Berg 3597174beb6SJohannes Berg iwl_trans_release_nic_access(fwrt->trans, &flags); 3607174beb6SJohannes Berg } 3617174beb6SJohannes Berg 3627174beb6SJohannes Berg #define IWL8260_ICCM_OFFSET 0x44000 /* Only for B-step */ 3637174beb6SJohannes Berg #define IWL8260_ICCM_LEN 0xC000 /* Only for B-step */ 3647174beb6SJohannes Berg 3657174beb6SJohannes Berg struct iwl_prph_range { 3667174beb6SJohannes Berg u32 start, end; 3677174beb6SJohannes Berg }; 3687174beb6SJohannes Berg 3697174beb6SJohannes Berg static const struct iwl_prph_range iwl_prph_dump_addr_comm[] = { 3707174beb6SJohannes Berg { .start = 0x00a00000, .end = 0x00a00000 }, 3717174beb6SJohannes Berg { .start = 0x00a0000c, .end = 0x00a00024 }, 3727174beb6SJohannes Berg { .start = 0x00a0002c, .end = 0x00a0003c }, 3737174beb6SJohannes Berg { .start = 0x00a00410, .end = 0x00a00418 }, 3747174beb6SJohannes Berg { .start = 0x00a00420, .end = 0x00a00420 }, 3757174beb6SJohannes Berg { .start = 0x00a00428, .end = 0x00a00428 }, 3767174beb6SJohannes Berg { .start = 0x00a00430, .end = 0x00a0043c }, 3777174beb6SJohannes Berg { .start = 0x00a00444, .end = 0x00a00444 }, 3787174beb6SJohannes Berg { .start = 0x00a004c0, .end = 0x00a004cc }, 3797174beb6SJohannes Berg { .start = 0x00a004d8, .end = 0x00a004d8 }, 3807174beb6SJohannes Berg { .start = 0x00a004e0, .end = 0x00a004f0 }, 3817174beb6SJohannes Berg { .start = 0x00a00840, .end = 0x00a00840 }, 3827174beb6SJohannes Berg { .start = 0x00a00850, .end = 0x00a00858 }, 3837174beb6SJohannes Berg { .start = 0x00a01004, .end = 0x00a01008 }, 3847174beb6SJohannes Berg { .start = 0x00a01010, .end = 0x00a01010 }, 3857174beb6SJohannes Berg { .start = 0x00a01018, .end = 0x00a01018 }, 3867174beb6SJohannes Berg { .start = 0x00a01024, .end = 0x00a01024 }, 3877174beb6SJohannes Berg { .start = 0x00a0102c, .end = 0x00a01034 }, 3887174beb6SJohannes Berg { .start = 0x00a0103c, .end = 0x00a01040 }, 3897174beb6SJohannes Berg { .start = 0x00a01048, .end = 0x00a01094 }, 3907174beb6SJohannes Berg { .start = 0x00a01c00, .end = 0x00a01c20 }, 3917174beb6SJohannes Berg { .start = 0x00a01c58, .end = 0x00a01c58 }, 3927174beb6SJohannes Berg { .start = 0x00a01c7c, .end = 0x00a01c7c }, 3937174beb6SJohannes Berg { .start = 0x00a01c28, .end = 0x00a01c54 }, 3947174beb6SJohannes Berg { .start = 0x00a01c5c, .end = 0x00a01c5c }, 3957174beb6SJohannes Berg { .start = 0x00a01c60, .end = 0x00a01cdc }, 3967174beb6SJohannes Berg { .start = 0x00a01ce0, .end = 0x00a01d0c }, 3977174beb6SJohannes Berg { .start = 0x00a01d18, .end = 0x00a01d20 }, 3987174beb6SJohannes Berg { .start = 0x00a01d2c, .end = 0x00a01d30 }, 3997174beb6SJohannes Berg { .start = 0x00a01d40, .end = 0x00a01d5c }, 4007174beb6SJohannes Berg { .start = 0x00a01d80, .end = 0x00a01d80 }, 4017174beb6SJohannes Berg { .start = 0x00a01d98, .end = 0x00a01d9c }, 4027174beb6SJohannes Berg { .start = 0x00a01da8, .end = 0x00a01da8 }, 4037174beb6SJohannes Berg { .start = 0x00a01db8, .end = 0x00a01df4 }, 4047174beb6SJohannes Berg { .start = 0x00a01dc0, .end = 0x00a01dfc }, 4057174beb6SJohannes Berg { .start = 0x00a01e00, .end = 0x00a01e2c }, 4067174beb6SJohannes Berg { .start = 0x00a01e40, .end = 0x00a01e60 }, 4077174beb6SJohannes Berg { .start = 0x00a01e68, .end = 0x00a01e6c }, 4087174beb6SJohannes Berg { .start = 0x00a01e74, .end = 0x00a01e74 }, 4097174beb6SJohannes Berg { .start = 0x00a01e84, .end = 0x00a01e90 }, 4107174beb6SJohannes Berg { .start = 0x00a01e9c, .end = 0x00a01ec4 }, 4117174beb6SJohannes Berg { .start = 0x00a01ed0, .end = 0x00a01ee0 }, 4127174beb6SJohannes Berg { .start = 0x00a01f00, .end = 0x00a01f1c }, 4137174beb6SJohannes Berg { .start = 0x00a01f44, .end = 0x00a01ffc }, 4147174beb6SJohannes Berg { .start = 0x00a02000, .end = 0x00a02048 }, 4157174beb6SJohannes Berg { .start = 0x00a02068, .end = 0x00a020f0 }, 4167174beb6SJohannes Berg { .start = 0x00a02100, .end = 0x00a02118 }, 4177174beb6SJohannes Berg { .start = 0x00a02140, .end = 0x00a0214c }, 4187174beb6SJohannes Berg { .start = 0x00a02168, .end = 0x00a0218c }, 4197174beb6SJohannes Berg { .start = 0x00a021c0, .end = 0x00a021c0 }, 4207174beb6SJohannes Berg { .start = 0x00a02400, .end = 0x00a02410 }, 4217174beb6SJohannes Berg { .start = 0x00a02418, .end = 0x00a02420 }, 4227174beb6SJohannes Berg { .start = 0x00a02428, .end = 0x00a0242c }, 4237174beb6SJohannes Berg { .start = 0x00a02434, .end = 0x00a02434 }, 4247174beb6SJohannes Berg { .start = 0x00a02440, .end = 0x00a02460 }, 4257174beb6SJohannes Berg { .start = 0x00a02468, .end = 0x00a024b0 }, 4267174beb6SJohannes Berg { .start = 0x00a024c8, .end = 0x00a024cc }, 4277174beb6SJohannes Berg { .start = 0x00a02500, .end = 0x00a02504 }, 4287174beb6SJohannes Berg { .start = 0x00a0250c, .end = 0x00a02510 }, 4297174beb6SJohannes Berg { .start = 0x00a02540, .end = 0x00a02554 }, 4307174beb6SJohannes Berg { .start = 0x00a02580, .end = 0x00a025f4 }, 4317174beb6SJohannes Berg { .start = 0x00a02600, .end = 0x00a0260c }, 4327174beb6SJohannes Berg { .start = 0x00a02648, .end = 0x00a02650 }, 4337174beb6SJohannes Berg { .start = 0x00a02680, .end = 0x00a02680 }, 4347174beb6SJohannes Berg { .start = 0x00a026c0, .end = 0x00a026d0 }, 4357174beb6SJohannes Berg { .start = 0x00a02700, .end = 0x00a0270c }, 4367174beb6SJohannes Berg { .start = 0x00a02804, .end = 0x00a02804 }, 4377174beb6SJohannes Berg { .start = 0x00a02818, .end = 0x00a0281c }, 4387174beb6SJohannes Berg { .start = 0x00a02c00, .end = 0x00a02db4 }, 4397174beb6SJohannes Berg { .start = 0x00a02df4, .end = 0x00a02fb0 }, 4407174beb6SJohannes Berg { .start = 0x00a03000, .end = 0x00a03014 }, 4417174beb6SJohannes Berg { .start = 0x00a0301c, .end = 0x00a0302c }, 4427174beb6SJohannes Berg { .start = 0x00a03034, .end = 0x00a03038 }, 4437174beb6SJohannes Berg { .start = 0x00a03040, .end = 0x00a03048 }, 4447174beb6SJohannes Berg { .start = 0x00a03060, .end = 0x00a03068 }, 4457174beb6SJohannes Berg { .start = 0x00a03070, .end = 0x00a03074 }, 4467174beb6SJohannes Berg { .start = 0x00a0307c, .end = 0x00a0307c }, 4477174beb6SJohannes Berg { .start = 0x00a03080, .end = 0x00a03084 }, 4487174beb6SJohannes Berg { .start = 0x00a0308c, .end = 0x00a03090 }, 4497174beb6SJohannes Berg { .start = 0x00a03098, .end = 0x00a03098 }, 4507174beb6SJohannes Berg { .start = 0x00a030a0, .end = 0x00a030a0 }, 4517174beb6SJohannes Berg { .start = 0x00a030a8, .end = 0x00a030b4 }, 4527174beb6SJohannes Berg { .start = 0x00a030bc, .end = 0x00a030bc }, 4537174beb6SJohannes Berg { .start = 0x00a030c0, .end = 0x00a0312c }, 4547174beb6SJohannes Berg { .start = 0x00a03c00, .end = 0x00a03c5c }, 4557174beb6SJohannes Berg { .start = 0x00a04400, .end = 0x00a04454 }, 4567174beb6SJohannes Berg { .start = 0x00a04460, .end = 0x00a04474 }, 4577174beb6SJohannes Berg { .start = 0x00a044c0, .end = 0x00a044ec }, 4587174beb6SJohannes Berg { .start = 0x00a04500, .end = 0x00a04504 }, 4597174beb6SJohannes Berg { .start = 0x00a04510, .end = 0x00a04538 }, 4607174beb6SJohannes Berg { .start = 0x00a04540, .end = 0x00a04548 }, 4617174beb6SJohannes Berg { .start = 0x00a04560, .end = 0x00a0457c }, 4627174beb6SJohannes Berg { .start = 0x00a04590, .end = 0x00a04598 }, 4637174beb6SJohannes Berg { .start = 0x00a045c0, .end = 0x00a045f4 }, 4647174beb6SJohannes Berg }; 4657174beb6SJohannes Berg 4667174beb6SJohannes Berg static const struct iwl_prph_range iwl_prph_dump_addr_9000[] = { 4677174beb6SJohannes Berg { .start = 0x00a05c00, .end = 0x00a05c18 }, 4687174beb6SJohannes Berg { .start = 0x00a05400, .end = 0x00a056e8 }, 4697174beb6SJohannes Berg { .start = 0x00a08000, .end = 0x00a098bc }, 4707174beb6SJohannes Berg { .start = 0x00a02400, .end = 0x00a02758 }, 47115995b75SShahar S Matityahu { .start = 0x00a04764, .end = 0x00a0476c }, 47215995b75SShahar S Matityahu { .start = 0x00a04770, .end = 0x00a04774 }, 47315995b75SShahar S Matityahu { .start = 0x00a04620, .end = 0x00a04624 }, 4747174beb6SJohannes Berg }; 4757174beb6SJohannes Berg 4767e08baebSShahar S Matityahu static const struct iwl_prph_range iwl_prph_dump_addr_22000[] = { 4777e08baebSShahar S Matityahu { .start = 0x00a00000, .end = 0x00a00000 }, 4787e08baebSShahar S Matityahu { .start = 0x00a0000c, .end = 0x00a00024 }, 4797e08baebSShahar S Matityahu { .start = 0x00a0002c, .end = 0x00a00034 }, 4807e08baebSShahar S Matityahu { .start = 0x00a0003c, .end = 0x00a0003c }, 4817e08baebSShahar S Matityahu { .start = 0x00a00410, .end = 0x00a00418 }, 4827e08baebSShahar S Matityahu { .start = 0x00a00420, .end = 0x00a00420 }, 4837e08baebSShahar S Matityahu { .start = 0x00a00428, .end = 0x00a00428 }, 4847e08baebSShahar S Matityahu { .start = 0x00a00430, .end = 0x00a0043c }, 4857e08baebSShahar S Matityahu { .start = 0x00a00444, .end = 0x00a00444 }, 4867e08baebSShahar S Matityahu { .start = 0x00a00840, .end = 0x00a00840 }, 4877e08baebSShahar S Matityahu { .start = 0x00a00850, .end = 0x00a00858 }, 4887e08baebSShahar S Matityahu { .start = 0x00a01004, .end = 0x00a01008 }, 4897e08baebSShahar S Matityahu { .start = 0x00a01010, .end = 0x00a01010 }, 4907e08baebSShahar S Matityahu { .start = 0x00a01018, .end = 0x00a01018 }, 4917e08baebSShahar S Matityahu { .start = 0x00a01024, .end = 0x00a01024 }, 4927e08baebSShahar S Matityahu { .start = 0x00a0102c, .end = 0x00a01034 }, 4937e08baebSShahar S Matityahu { .start = 0x00a0103c, .end = 0x00a01040 }, 4947e08baebSShahar S Matityahu { .start = 0x00a01048, .end = 0x00a01050 }, 4957e08baebSShahar S Matityahu { .start = 0x00a01058, .end = 0x00a01058 }, 4967e08baebSShahar S Matityahu { .start = 0x00a01060, .end = 0x00a01070 }, 4977e08baebSShahar S Matityahu { .start = 0x00a0108c, .end = 0x00a0108c }, 4987e08baebSShahar S Matityahu { .start = 0x00a01c20, .end = 0x00a01c28 }, 4997e08baebSShahar S Matityahu { .start = 0x00a01d10, .end = 0x00a01d10 }, 5007e08baebSShahar S Matityahu { .start = 0x00a01e28, .end = 0x00a01e2c }, 5017e08baebSShahar S Matityahu { .start = 0x00a01e60, .end = 0x00a01e60 }, 5027e08baebSShahar S Matityahu { .start = 0x00a01e80, .end = 0x00a01e80 }, 5037e08baebSShahar S Matityahu { .start = 0x00a01ea0, .end = 0x00a01ea0 }, 5047e08baebSShahar S Matityahu { .start = 0x00a02000, .end = 0x00a0201c }, 5057e08baebSShahar S Matityahu { .start = 0x00a02024, .end = 0x00a02024 }, 5067e08baebSShahar S Matityahu { .start = 0x00a02040, .end = 0x00a02048 }, 5077e08baebSShahar S Matityahu { .start = 0x00a020c0, .end = 0x00a020e0 }, 5087e08baebSShahar S Matityahu { .start = 0x00a02400, .end = 0x00a02404 }, 5097e08baebSShahar S Matityahu { .start = 0x00a0240c, .end = 0x00a02414 }, 5107e08baebSShahar S Matityahu { .start = 0x00a0241c, .end = 0x00a0243c }, 5117e08baebSShahar S Matityahu { .start = 0x00a02448, .end = 0x00a024bc }, 5127e08baebSShahar S Matityahu { .start = 0x00a024c4, .end = 0x00a024cc }, 5137e08baebSShahar S Matityahu { .start = 0x00a02508, .end = 0x00a02508 }, 5147e08baebSShahar S Matityahu { .start = 0x00a02510, .end = 0x00a02514 }, 5157e08baebSShahar S Matityahu { .start = 0x00a0251c, .end = 0x00a0251c }, 5167e08baebSShahar S Matityahu { .start = 0x00a0252c, .end = 0x00a0255c }, 5177e08baebSShahar S Matityahu { .start = 0x00a02564, .end = 0x00a025a0 }, 5187e08baebSShahar S Matityahu { .start = 0x00a025a8, .end = 0x00a025b4 }, 5197e08baebSShahar S Matityahu { .start = 0x00a025c0, .end = 0x00a025c0 }, 5207e08baebSShahar S Matityahu { .start = 0x00a025e8, .end = 0x00a025f4 }, 5217e08baebSShahar S Matityahu { .start = 0x00a02c08, .end = 0x00a02c18 }, 5227e08baebSShahar S Matityahu { .start = 0x00a02c2c, .end = 0x00a02c38 }, 5237e08baebSShahar S Matityahu { .start = 0x00a02c68, .end = 0x00a02c78 }, 5247e08baebSShahar S Matityahu { .start = 0x00a03000, .end = 0x00a03000 }, 5257e08baebSShahar S Matityahu { .start = 0x00a03010, .end = 0x00a03014 }, 5267e08baebSShahar S Matityahu { .start = 0x00a0301c, .end = 0x00a0302c }, 5277e08baebSShahar S Matityahu { .start = 0x00a03034, .end = 0x00a03038 }, 5287e08baebSShahar S Matityahu { .start = 0x00a03040, .end = 0x00a03044 }, 5297e08baebSShahar S Matityahu { .start = 0x00a03060, .end = 0x00a03068 }, 5307e08baebSShahar S Matityahu { .start = 0x00a03070, .end = 0x00a03070 }, 5317e08baebSShahar S Matityahu { .start = 0x00a0307c, .end = 0x00a03084 }, 5327e08baebSShahar S Matityahu { .start = 0x00a0308c, .end = 0x00a03090 }, 5337e08baebSShahar S Matityahu { .start = 0x00a03098, .end = 0x00a03098 }, 5347e08baebSShahar S Matityahu { .start = 0x00a030a0, .end = 0x00a030a0 }, 5357e08baebSShahar S Matityahu { .start = 0x00a030a8, .end = 0x00a030b4 }, 5367e08baebSShahar S Matityahu { .start = 0x00a030bc, .end = 0x00a030c0 }, 5377e08baebSShahar S Matityahu { .start = 0x00a030c8, .end = 0x00a030f4 }, 5387e08baebSShahar S Matityahu { .start = 0x00a03100, .end = 0x00a0312c }, 5397e08baebSShahar S Matityahu { .start = 0x00a03c00, .end = 0x00a03c5c }, 5407e08baebSShahar S Matityahu { .start = 0x00a04400, .end = 0x00a04454 }, 5417e08baebSShahar S Matityahu { .start = 0x00a04460, .end = 0x00a04474 }, 5427e08baebSShahar S Matityahu { .start = 0x00a044c0, .end = 0x00a044ec }, 5437e08baebSShahar S Matityahu { .start = 0x00a04500, .end = 0x00a04504 }, 5447e08baebSShahar S Matityahu { .start = 0x00a04510, .end = 0x00a04538 }, 5457e08baebSShahar S Matityahu { .start = 0x00a04540, .end = 0x00a04548 }, 5467e08baebSShahar S Matityahu { .start = 0x00a04560, .end = 0x00a04560 }, 5477e08baebSShahar S Matityahu { .start = 0x00a04570, .end = 0x00a0457c }, 5487e08baebSShahar S Matityahu { .start = 0x00a04590, .end = 0x00a04590 }, 5497e08baebSShahar S Matityahu { .start = 0x00a04598, .end = 0x00a04598 }, 5507e08baebSShahar S Matityahu { .start = 0x00a045c0, .end = 0x00a045f4 }, 551e91130ceSShahar S Matityahu { .start = 0x00a05c18, .end = 0x00a05c1c }, 5527e08baebSShahar S Matityahu { .start = 0x00a0c000, .end = 0x00a0c018 }, 5537e08baebSShahar S Matityahu { .start = 0x00a0c020, .end = 0x00a0c028 }, 5547e08baebSShahar S Matityahu { .start = 0x00a0c038, .end = 0x00a0c094 }, 5557e08baebSShahar S Matityahu { .start = 0x00a0c0c0, .end = 0x00a0c104 }, 5567e08baebSShahar S Matityahu { .start = 0x00a0c10c, .end = 0x00a0c118 }, 5577e08baebSShahar S Matityahu { .start = 0x00a0c150, .end = 0x00a0c174 }, 5587e08baebSShahar S Matityahu { .start = 0x00a0c17c, .end = 0x00a0c188 }, 5597e08baebSShahar S Matityahu { .start = 0x00a0c190, .end = 0x00a0c198 }, 5607e08baebSShahar S Matityahu { .start = 0x00a0c1a0, .end = 0x00a0c1a8 }, 5617e08baebSShahar S Matityahu { .start = 0x00a0c1b0, .end = 0x00a0c1b8 }, 5627e08baebSShahar S Matityahu }; 5637e08baebSShahar S Matityahu 56432d2282aSShahar S Matityahu static const struct iwl_prph_range iwl_prph_dump_addr_ax210[] = { 56532d2282aSShahar S Matityahu { .start = 0x00d03c00, .end = 0x00d03c64 }, 566e91130ceSShahar S Matityahu { .start = 0x00d05c18, .end = 0x00d05c1c }, 56732d2282aSShahar S Matityahu { .start = 0x00d0c000, .end = 0x00d0c174 }, 56832d2282aSShahar S Matityahu }; 56932d2282aSShahar S Matityahu 570ea7c2bfdSJohannes Berg static void iwl_read_prph_block(struct iwl_trans *trans, u32 start, 5717174beb6SJohannes Berg u32 len_bytes, __le32 *data) 5727174beb6SJohannes Berg { 5737174beb6SJohannes Berg u32 i; 5747174beb6SJohannes Berg 5757174beb6SJohannes Berg for (i = 0; i < len_bytes; i += 4) 5767174beb6SJohannes Berg *data++ = cpu_to_le32(iwl_read_prph_no_grab(trans, start + i)); 5777174beb6SJohannes Berg } 5787174beb6SJohannes Berg 5797e08baebSShahar S Matityahu static void iwl_dump_prph(struct iwl_fw_runtime *fwrt, 5807174beb6SJohannes Berg const struct iwl_prph_range *iwl_prph_dump_addr, 5817e08baebSShahar S Matityahu u32 range_len, void *ptr) 5827174beb6SJohannes Berg { 5837174beb6SJohannes Berg struct iwl_fw_error_dump_prph *prph; 5847e08baebSShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 5857e08baebSShahar S Matityahu struct iwl_fw_error_dump_data **data = 5867e08baebSShahar S Matityahu (struct iwl_fw_error_dump_data **)ptr; 5877174beb6SJohannes Berg unsigned long flags; 5887174beb6SJohannes Berg u32 i; 5897174beb6SJohannes Berg 5907e08baebSShahar S Matityahu if (!data) 5917e08baebSShahar S Matityahu return; 5927e08baebSShahar S Matityahu 593b88beaf9SIlan Peer IWL_DEBUG_INFO(trans, "WRT PRPH dump\n"); 594b88beaf9SIlan Peer 5957174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(trans, &flags)) 5967174beb6SJohannes Berg return; 5977174beb6SJohannes Berg 5987174beb6SJohannes Berg for (i = 0; i < range_len; i++) { 5997174beb6SJohannes Berg /* The range includes both boundaries */ 6007174beb6SJohannes Berg int num_bytes_in_chunk = iwl_prph_dump_addr[i].end - 6017174beb6SJohannes Berg iwl_prph_dump_addr[i].start + 4; 6027174beb6SJohannes Berg 6037174beb6SJohannes Berg (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PRPH); 6047174beb6SJohannes Berg (*data)->len = cpu_to_le32(sizeof(*prph) + 6057174beb6SJohannes Berg num_bytes_in_chunk); 6067174beb6SJohannes Berg prph = (void *)(*data)->data; 6077174beb6SJohannes Berg prph->prph_start = cpu_to_le32(iwl_prph_dump_addr[i].start); 6087174beb6SJohannes Berg 609ea7c2bfdSJohannes Berg iwl_read_prph_block(trans, iwl_prph_dump_addr[i].start, 6107174beb6SJohannes Berg /* our range is inclusive, hence + 4 */ 6117174beb6SJohannes Berg iwl_prph_dump_addr[i].end - 6127174beb6SJohannes Berg iwl_prph_dump_addr[i].start + 4, 6137174beb6SJohannes Berg (void *)prph->data); 6147174beb6SJohannes Berg 6157174beb6SJohannes Berg *data = iwl_fw_error_next_data(*data); 6167174beb6SJohannes Berg } 6177174beb6SJohannes Berg 6187174beb6SJohannes Berg iwl_trans_release_nic_access(trans, &flags); 6197174beb6SJohannes Berg } 6207174beb6SJohannes Berg 6217174beb6SJohannes Berg /* 6227174beb6SJohannes Berg * alloc_sgtable - allocates scallerlist table in the given size, 6237174beb6SJohannes Berg * fills it with pages and returns it 6247174beb6SJohannes Berg * @size: the size (in bytes) of the table 6257174beb6SJohannes Berg */ 6267174beb6SJohannes Berg static struct scatterlist *alloc_sgtable(int size) 6277174beb6SJohannes Berg { 6287174beb6SJohannes Berg int alloc_size, nents, i; 6297174beb6SJohannes Berg struct page *new_page; 6307174beb6SJohannes Berg struct scatterlist *iter; 6317174beb6SJohannes Berg struct scatterlist *table; 6327174beb6SJohannes Berg 6337174beb6SJohannes Berg nents = DIV_ROUND_UP(size, PAGE_SIZE); 6347174beb6SJohannes Berg table = kcalloc(nents, sizeof(*table), GFP_KERNEL); 6357174beb6SJohannes Berg if (!table) 6367174beb6SJohannes Berg return NULL; 6377174beb6SJohannes Berg sg_init_table(table, nents); 6387174beb6SJohannes Berg iter = table; 6397174beb6SJohannes Berg for_each_sg(table, iter, sg_nents(table), i) { 6407174beb6SJohannes Berg new_page = alloc_page(GFP_KERNEL); 6417174beb6SJohannes Berg if (!new_page) { 6427174beb6SJohannes Berg /* release all previous allocated pages in the table */ 6437174beb6SJohannes Berg iter = table; 6447174beb6SJohannes Berg for_each_sg(table, iter, sg_nents(table), i) { 6457174beb6SJohannes Berg new_page = sg_page(iter); 6467174beb6SJohannes Berg if (new_page) 6477174beb6SJohannes Berg __free_page(new_page); 6487174beb6SJohannes Berg } 649b4b814feSNavid Emamdoost kfree(table); 6507174beb6SJohannes Berg return NULL; 6517174beb6SJohannes Berg } 6527174beb6SJohannes Berg alloc_size = min_t(int, size, PAGE_SIZE); 6537174beb6SJohannes Berg size -= PAGE_SIZE; 6547174beb6SJohannes Berg sg_set_page(iter, new_page, alloc_size, 0); 6557174beb6SJohannes Berg } 6567174beb6SJohannes Berg return table; 6577174beb6SJohannes Berg } 6587174beb6SJohannes Berg 6597e08baebSShahar S Matityahu static void iwl_fw_get_prph_len(struct iwl_fw_runtime *fwrt, 6607e08baebSShahar S Matityahu const struct iwl_prph_range *iwl_prph_dump_addr, 6617e08baebSShahar S Matityahu u32 range_len, void *ptr) 662da752717SShahar S Matityahu { 6637e08baebSShahar S Matityahu u32 *prph_len = (u32 *)ptr; 6647e08baebSShahar S Matityahu int i, num_bytes_in_chunk; 665da752717SShahar S Matityahu 6667e08baebSShahar S Matityahu if (!prph_len) 6677e08baebSShahar S Matityahu return; 6687e08baebSShahar S Matityahu 6697e08baebSShahar S Matityahu for (i = 0; i < range_len; i++) { 670da752717SShahar S Matityahu /* The range includes both boundaries */ 6717e08baebSShahar S Matityahu num_bytes_in_chunk = 6727e08baebSShahar S Matityahu iwl_prph_dump_addr[i].end - 6737e08baebSShahar S Matityahu iwl_prph_dump_addr[i].start + 4; 674da752717SShahar S Matityahu 6757e08baebSShahar S Matityahu *prph_len += sizeof(struct iwl_fw_error_dump_data) + 676da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_prph) + 677da752717SShahar S Matityahu num_bytes_in_chunk; 678da752717SShahar S Matityahu } 6797e08baebSShahar S Matityahu } 6807e08baebSShahar S Matityahu 6817e08baebSShahar S Matityahu static void iwl_fw_prph_handler(struct iwl_fw_runtime *fwrt, void *ptr, 6827e08baebSShahar S Matityahu void (*handler)(struct iwl_fw_runtime *, 6837e08baebSShahar S Matityahu const struct iwl_prph_range *, 6847e08baebSShahar S Matityahu u32, void *)) 6857e08baebSShahar S Matityahu { 6867e08baebSShahar S Matityahu u32 range_len; 6877e08baebSShahar S Matityahu 688286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) { 68932d2282aSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_ax210); 69032d2282aSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_ax210, range_len, ptr); 691286ca8ebSLuca Coelho } else if (fwrt->trans->trans_cfg->device_family >= 69279b6c8feSLuca Coelho IWL_DEVICE_FAMILY_22000) { 6937e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_22000); 6947e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_22000, range_len, ptr); 6957e08baebSShahar S Matityahu } else { 6967e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_comm); 6977e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_comm, range_len, ptr); 698da752717SShahar S Matityahu 699286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->mq_rx_supported) { 7007e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_9000); 7017e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_9000, range_len, ptr); 702da752717SShahar S Matityahu } 703da752717SShahar S Matityahu } 704da752717SShahar S Matityahu } 705da752717SShahar S Matityahu 706da752717SShahar S Matityahu static void iwl_fw_dump_mem(struct iwl_fw_runtime *fwrt, 707da752717SShahar S Matityahu struct iwl_fw_error_dump_data **dump_data, 7087339cc29SSara Sharon u32 len, u32 ofs, u32 type) 709da752717SShahar S Matityahu { 710da752717SShahar S Matityahu struct iwl_fw_error_dump_mem *dump_mem; 711da752717SShahar S Matityahu 7127339cc29SSara Sharon if (!len) 7137339cc29SSara Sharon return; 714da752717SShahar S Matityahu 715da752717SShahar S Matityahu (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM); 716da752717SShahar S Matityahu (*dump_data)->len = cpu_to_le32(len + sizeof(*dump_mem)); 717da752717SShahar S Matityahu dump_mem = (void *)(*dump_data)->data; 7187339cc29SSara Sharon dump_mem->type = cpu_to_le32(type); 719da752717SShahar S Matityahu dump_mem->offset = cpu_to_le32(ofs); 720da752717SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, ofs, dump_mem->data, len); 721da752717SShahar S Matityahu *dump_data = iwl_fw_error_next_data(*dump_data); 722da752717SShahar S Matityahu 7237339cc29SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT memory dump. Type=%u\n", dump_mem->type); 724da752717SShahar S Matityahu } 725da752717SShahar S Matityahu 72668025d5fSSara Sharon #define ADD_LEN(len, item_len, const_len) \ 72768025d5fSSara Sharon do {size_t item = item_len; len += (!!item) * const_len + item; } \ 72868025d5fSSara Sharon while (0) 72968025d5fSSara Sharon 73032b258e9SSara Sharon static int iwl_fw_rxf_len(struct iwl_fw_runtime *fwrt, 73168025d5fSSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 73268025d5fSSara Sharon { 73368025d5fSSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 73468025d5fSSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 73568025d5fSSara Sharon u32 fifo_len = 0; 73668025d5fSSara Sharon int i; 73768025d5fSSara Sharon 738e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RXF)) 73932b258e9SSara Sharon return 0; 74068025d5fSSara Sharon 74168025d5fSSara Sharon /* Count RXF2 size */ 74268025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->rxfifo2_size, hdr_len); 74368025d5fSSara Sharon 74468025d5fSSara Sharon /* Count RXF1 sizes */ 745acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 746acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 747acf42a95SMordechay Goodstein 74868025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) 74968025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].rxfifo1_size, hdr_len); 75068025d5fSSara Sharon 75132b258e9SSara Sharon return fifo_len; 75232b258e9SSara Sharon } 75332b258e9SSara Sharon 75432b258e9SSara Sharon static int iwl_fw_txf_len(struct iwl_fw_runtime *fwrt, 75532b258e9SSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 75632b258e9SSara Sharon { 75732b258e9SSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 75832b258e9SSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 75932b258e9SSara Sharon u32 fifo_len = 0; 76032b258e9SSara Sharon int i; 76132b258e9SSara Sharon 762e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_TXF)) 76368025d5fSSara Sharon goto dump_internal_txf; 76468025d5fSSara Sharon 76568025d5fSSara Sharon /* Count TXF sizes */ 766acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 767acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 768acf42a95SMordechay Goodstein 76968025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) { 77068025d5fSSara Sharon int j; 77168025d5fSSara Sharon 77268025d5fSSara Sharon for (j = 0; j < mem_cfg->num_txfifo_entries; j++) 77368025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].txfifo_size[j], 77468025d5fSSara Sharon hdr_len); 77568025d5fSSara Sharon } 77668025d5fSSara Sharon 77768025d5fSSara Sharon dump_internal_txf: 778e488e593SSara Sharon if (!(iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_INTERNAL_TXF) && 77968025d5fSSara Sharon fw_has_capa(&fwrt->fw->ucode_capa, 78068025d5fSSara Sharon IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG))) 78168025d5fSSara Sharon goto out; 78268025d5fSSara Sharon 78368025d5fSSara Sharon for (i = 0; i < ARRAY_SIZE(mem_cfg->internal_txfifo_size); i++) 78468025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->internal_txfifo_size[i], hdr_len); 78568025d5fSSara Sharon 78668025d5fSSara Sharon out: 78768025d5fSSara Sharon return fifo_len; 78868025d5fSSara Sharon } 78968025d5fSSara Sharon 79056b657f7SSara Sharon static void iwl_dump_paging(struct iwl_fw_runtime *fwrt, 79156b657f7SSara Sharon struct iwl_fw_error_dump_data **data) 79256b657f7SSara Sharon { 79356b657f7SSara Sharon int i; 79456b657f7SSara Sharon 79556b657f7SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT paging dump\n"); 79656b657f7SSara Sharon for (i = 1; i < fwrt->num_of_paging_blk + 1; i++) { 79756b657f7SSara Sharon struct iwl_fw_error_dump_paging *paging; 79856b657f7SSara Sharon struct page *pages = 79956b657f7SSara Sharon fwrt->fw_paging_db[i].fw_paging_block; 80056b657f7SSara Sharon dma_addr_t addr = fwrt->fw_paging_db[i].fw_paging_phys; 80156b657f7SSara Sharon 80256b657f7SSara Sharon (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PAGING); 80356b657f7SSara Sharon (*data)->len = cpu_to_le32(sizeof(*paging) + 80456b657f7SSara Sharon PAGING_BLOCK_SIZE); 80556b657f7SSara Sharon paging = (void *)(*data)->data; 80656b657f7SSara Sharon paging->index = cpu_to_le32(i); 80756b657f7SSara Sharon dma_sync_single_for_cpu(fwrt->trans->dev, addr, 80856b657f7SSara Sharon PAGING_BLOCK_SIZE, 80956b657f7SSara Sharon DMA_BIDIRECTIONAL); 81056b657f7SSara Sharon memcpy(paging->data, page_address(pages), 81156b657f7SSara Sharon PAGING_BLOCK_SIZE); 8127e316572SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, 8137e316572SShahar S Matityahu PAGING_BLOCK_SIZE, 8147e316572SShahar S Matityahu DMA_BIDIRECTIONAL); 81556b657f7SSara Sharon (*data) = iwl_fw_error_next_data(*data); 81656b657f7SSara Sharon } 81756b657f7SSara Sharon } 81856b657f7SSara Sharon 819a6820511SSara Sharon static struct iwl_fw_error_dump_file * 8204b49e34eSShahar S Matityahu iwl_fw_error_dump_file(struct iwl_fw_runtime *fwrt, 8217a99c877SShahar S Matityahu struct iwl_fw_dump_ptrs *fw_error_dump, 8227a99c877SShahar S Matityahu struct iwl_fwrt_dump_data *data) 8237174beb6SJohannes Berg { 8247174beb6SJohannes Berg struct iwl_fw_error_dump_file *dump_file; 8257174beb6SJohannes Berg struct iwl_fw_error_dump_data *dump_data; 8267174beb6SJohannes Berg struct iwl_fw_error_dump_info *dump_info; 827ce27f005SGolan Ben-Ami struct iwl_fw_error_dump_smem_cfg *dump_smem_cfg; 8287174beb6SJohannes Berg struct iwl_fw_error_dump_trigger_desc *dump_trig; 8297174beb6SJohannes Berg u32 sram_len, sram_ofs; 83068025d5fSSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_mem = fwrt->fw->dbg.mem_tlv; 831ce27f005SGolan Ben-Ami struct iwl_fwrt_shared_mem_cfg *mem_cfg = &fwrt->smem_cfg; 83268025d5fSSara Sharon u32 file_len, fifo_len = 0, prph_len = 0, radio_len = 0; 83317b809c9SSara Sharon u32 smem_len = fwrt->fw->dbg.n_mem_tlv ? 0 : fwrt->trans->cfg->smem_len; 83417b809c9SSara Sharon u32 sram2_len = fwrt->fw->dbg.n_mem_tlv ? 8357174beb6SJohannes Berg 0 : fwrt->trans->cfg->dccm2_len; 8367174beb6SJohannes Berg int i; 8377174beb6SJohannes Berg 8387174beb6SJohannes Berg /* SRAM - include stack CCM if driver knows the values for it */ 8397174beb6SJohannes Berg if (!fwrt->trans->cfg->dccm_offset || !fwrt->trans->cfg->dccm_len) { 8407174beb6SJohannes Berg const struct fw_img *img; 8417174beb6SJohannes Berg 842162b22c9SLiad Kaufman if (fwrt->cur_fw_img >= IWL_UCODE_TYPE_MAX) 843162b22c9SLiad Kaufman return NULL; 8447174beb6SJohannes Berg img = &fwrt->fw->img[fwrt->cur_fw_img]; 8457174beb6SJohannes Berg sram_ofs = img->sec[IWL_UCODE_SECTION_DATA].offset; 8467174beb6SJohannes Berg sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; 8477174beb6SJohannes Berg } else { 8487174beb6SJohannes Berg sram_ofs = fwrt->trans->cfg->dccm_offset; 8497174beb6SJohannes Berg sram_len = fwrt->trans->cfg->dccm_len; 8507174beb6SJohannes Berg } 8517174beb6SJohannes Berg 8527174beb6SJohannes Berg /* reading RXF/TXF sizes */ 8537174beb6SJohannes Berg if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status)) { 85432b258e9SSara Sharon fifo_len = iwl_fw_rxf_len(fwrt, mem_cfg); 85532b258e9SSara Sharon fifo_len += iwl_fw_txf_len(fwrt, mem_cfg); 8567174beb6SJohannes Berg 8577174beb6SJohannes Berg /* Make room for PRPH registers */ 8587e08baebSShahar S Matityahu if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_PRPH)) 8597e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &prph_len, 8607e08baebSShahar S Matityahu iwl_fw_get_prph_len); 8617174beb6SJohannes Berg 862286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->device_family == 86379b6c8feSLuca Coelho IWL_DEVICE_FAMILY_7000 && 864e488e593SSara Sharon iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RADIO_REG)) 8657174beb6SJohannes Berg radio_len = sizeof(*dump_data) + RADIO_REG_MAX_READ; 8667174beb6SJohannes Berg } 8677174beb6SJohannes Berg 86868025d5fSSara Sharon file_len = sizeof(*dump_file) + fifo_len + prph_len + radio_len; 8697174beb6SJohannes Berg 870e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) 871520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_info); 872e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) 873520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_smem_cfg); 874520f03eaSShahar S Matityahu 875e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 87668025d5fSSara Sharon size_t hdr_len = sizeof(*dump_data) + 877da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_mem); 8787174beb6SJohannes Berg 87968025d5fSSara Sharon /* Dump SRAM only if no mem_tlvs */ 88068025d5fSSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 88168025d5fSSara Sharon ADD_LEN(file_len, sram_len, hdr_len); 8827174beb6SJohannes Berg 88368025d5fSSara Sharon /* Make room for all mem types that exist */ 88468025d5fSSara Sharon ADD_LEN(file_len, smem_len, hdr_len); 88568025d5fSSara Sharon ADD_LEN(file_len, sram2_len, hdr_len); 88668025d5fSSara Sharon 88768025d5fSSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) 88868025d5fSSara Sharon ADD_LEN(file_len, le32_to_cpu(fw_mem[i].len), hdr_len); 889520f03eaSShahar S Matityahu } 8907174beb6SJohannes Berg 8917174beb6SJohannes Berg /* Make room for fw's virtual image pages, if it exists */ 89256b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 8937174beb6SJohannes Berg file_len += fwrt->num_of_paging_blk * 8947174beb6SJohannes Berg (sizeof(*dump_data) + 8957174beb6SJohannes Berg sizeof(struct iwl_fw_error_dump_paging) + 8967174beb6SJohannes Berg PAGING_BLOCK_SIZE); 8977174beb6SJohannes Berg 8982d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 8992d8c2615SShahar S Matityahu file_len += sizeof(*dump_data) + 9002d8c2615SShahar S Matityahu fwrt->trans->cfg->d3_debug_data_length * 2; 9012d8c2615SShahar S Matityahu } 9022d8c2615SShahar S Matityahu 9037174beb6SJohannes Berg /* If we only want a monitor dump, reset the file length */ 9047a99c877SShahar S Matityahu if (data->monitor_only) { 905ce27f005SGolan Ben-Ami file_len = sizeof(*dump_file) + sizeof(*dump_data) * 2 + 906ce27f005SGolan Ben-Ami sizeof(*dump_info) + sizeof(*dump_smem_cfg); 9077174beb6SJohannes Berg } 9087174beb6SJohannes Berg 909e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 9107a99c877SShahar S Matityahu data->desc) 9117174beb6SJohannes Berg file_len += sizeof(*dump_data) + sizeof(*dump_trig) + 9127a99c877SShahar S Matityahu data->desc->len; 9137174beb6SJohannes Berg 9147174beb6SJohannes Berg dump_file = vzalloc(file_len); 915a6820511SSara Sharon if (!dump_file) 916a6820511SSara Sharon return NULL; 9177174beb6SJohannes Berg 9187174beb6SJohannes Berg fw_error_dump->fwrt_ptr = dump_file; 9197174beb6SJohannes Berg 9207174beb6SJohannes Berg dump_file->barker = cpu_to_le32(IWL_FW_ERROR_DUMP_BARKER); 9217174beb6SJohannes Berg dump_data = (void *)dump_file->data; 9227174beb6SJohannes Berg 923e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) { 9247174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_DEV_FW_INFO); 9257174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_info)); 9267174beb6SJohannes Berg dump_info = (void *)dump_data->data; 927391481adSShahar S Matityahu dump_info->hw_type = 928391481adSShahar S Matityahu cpu_to_le32(CSR_HW_REV_TYPE(fwrt->trans->hw_rev)); 929520f03eaSShahar S Matityahu dump_info->hw_step = 930520f03eaSShahar S Matityahu cpu_to_le32(CSR_HW_REV_STEP(fwrt->trans->hw_rev)); 9317174beb6SJohannes Berg memcpy(dump_info->fw_human_readable, fwrt->fw->human_readable, 9327174beb6SJohannes Berg sizeof(dump_info->fw_human_readable)); 9330b295a1eSLuca Coelho strncpy(dump_info->dev_human_readable, fwrt->trans->name, 934520f03eaSShahar S Matityahu sizeof(dump_info->dev_human_readable) - 1); 9357174beb6SJohannes Berg strncpy(dump_info->bus_human_readable, fwrt->dev->bus->name, 936520f03eaSShahar S Matityahu sizeof(dump_info->bus_human_readable) - 1); 937d3561e0eSShahar S Matityahu dump_info->num_of_lmacs = fwrt->smem_cfg.num_lmacs; 938d3561e0eSShahar S Matityahu dump_info->lmac_err_id[0] = 939d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[0]); 940d3561e0eSShahar S Matityahu if (fwrt->smem_cfg.num_lmacs > 1) 941d3561e0eSShahar S Matityahu dump_info->lmac_err_id[1] = 942d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[1]); 943d3561e0eSShahar S Matityahu dump_info->umac_err_id = cpu_to_le32(fwrt->dump.umac_err_id); 9447174beb6SJohannes Berg 9457174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 946520f03eaSShahar S Matityahu } 947ce27f005SGolan Ben-Ami 948e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) { 949ce27f005SGolan Ben-Ami /* Dump shared memory configuration */ 950ce27f005SGolan Ben-Ami dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM_CFG); 951ce27f005SGolan Ben-Ami dump_data->len = cpu_to_le32(sizeof(*dump_smem_cfg)); 952ce27f005SGolan Ben-Ami dump_smem_cfg = (void *)dump_data->data; 953ce27f005SGolan Ben-Ami dump_smem_cfg->num_lmacs = cpu_to_le32(mem_cfg->num_lmacs); 954ce27f005SGolan Ben-Ami dump_smem_cfg->num_txfifo_entries = 955ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->num_txfifo_entries); 956ce27f005SGolan Ben-Ami for (i = 0; i < MAX_NUM_LMAC; i++) { 957ce27f005SGolan Ben-Ami int j; 958520f03eaSShahar S Matityahu u32 *txf_size = mem_cfg->lmac[i].txfifo_size; 959ce27f005SGolan Ben-Ami 960ce27f005SGolan Ben-Ami for (j = 0; j < TX_FIFO_MAX_NUM; j++) 961ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].txfifo_size[j] = 962520f03eaSShahar S Matityahu cpu_to_le32(txf_size[j]); 963ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].rxfifo1_size = 964ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->lmac[i].rxfifo1_size); 965ce27f005SGolan Ben-Ami } 966520f03eaSShahar S Matityahu dump_smem_cfg->rxfifo2_size = 967520f03eaSShahar S Matityahu cpu_to_le32(mem_cfg->rxfifo2_size); 968ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_addr = 969ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_addr); 970ce27f005SGolan Ben-Ami for (i = 0; i < TX_FIFO_INTERNAL_MAX_NUM; i++) { 971ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_size[i] = 972ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_size[i]); 973ce27f005SGolan Ben-Ami } 974ce27f005SGolan Ben-Ami 975ce27f005SGolan Ben-Ami dump_data = iwl_fw_error_next_data(dump_data); 976520f03eaSShahar S Matityahu } 977ce27f005SGolan Ben-Ami 9787174beb6SJohannes Berg /* We only dump the FIFOs if the FW is in error state */ 97968025d5fSSara Sharon if (fifo_len) { 98032b258e9SSara Sharon iwl_fw_dump_rxf(fwrt, &dump_data); 98132b258e9SSara Sharon iwl_fw_dump_txf(fwrt, &dump_data); 98256fe12d2SShahar S Matityahu } 98356fe12d2SShahar S Matityahu 9847174beb6SJohannes Berg if (radio_len) 9857174beb6SJohannes Berg iwl_read_radio_regs(fwrt, &dump_data); 9867174beb6SJohannes Berg 987e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 9887a99c877SShahar S Matityahu data->desc) { 9897174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_ERROR_INFO); 9907174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_trig) + 9917a99c877SShahar S Matityahu data->desc->len); 9927174beb6SJohannes Berg dump_trig = (void *)dump_data->data; 9937a99c877SShahar S Matityahu memcpy(dump_trig, &data->desc->trig_desc, 9947a99c877SShahar S Matityahu sizeof(*dump_trig) + data->desc->len); 9957174beb6SJohannes Berg 9967174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 9977174beb6SJohannes Berg } 9987174beb6SJohannes Berg 9997174beb6SJohannes Berg /* In case we only want monitor dump, skip to dump trasport data */ 10007a99c877SShahar S Matityahu if (data->monitor_only) 1001a6820511SSara Sharon goto out; 10027174beb6SJohannes Berg 1003e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 10047339cc29SSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_dbg_mem = 10057339cc29SSara Sharon fwrt->fw->dbg.mem_tlv; 1006da752717SShahar S Matityahu 10077339cc29SSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 10087339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram_len, sram_ofs, 10097339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 10107339cc29SSara Sharon 10117339cc29SSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) { 10127339cc29SSara Sharon u32 len = le32_to_cpu(fw_dbg_mem[i].len); 10137339cc29SSara Sharon u32 ofs = le32_to_cpu(fw_dbg_mem[i].ofs); 10147339cc29SSara Sharon 10157339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, len, ofs, 10167339cc29SSara Sharon le32_to_cpu(fw_dbg_mem[i].data_type)); 10177339cc29SSara Sharon } 10187339cc29SSara Sharon 10197339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, smem_len, 10207339cc29SSara Sharon fwrt->trans->cfg->smem_offset, 10217339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SMEM); 10227339cc29SSara Sharon 10237339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram2_len, 10247339cc29SSara Sharon fwrt->trans->cfg->dccm2_offset, 10257339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 10267339cc29SSara Sharon } 10277174beb6SJohannes Berg 10282d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 10292d8c2615SShahar S Matityahu u32 addr = fwrt->trans->cfg->d3_debug_data_base_addr; 10302d8c2615SShahar S Matityahu size_t data_size = fwrt->trans->cfg->d3_debug_data_length; 10312d8c2615SShahar S Matityahu 10322d8c2615SShahar S Matityahu dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_D3_DEBUG_DATA); 10332d8c2615SShahar S Matityahu dump_data->len = cpu_to_le32(data_size * 2); 10342d8c2615SShahar S Matityahu 1035da752717SShahar S Matityahu memcpy(dump_data->data, fwrt->dump.d3_debug_data, data_size); 10362d8c2615SShahar S Matityahu 10372d8c2615SShahar S Matityahu kfree(fwrt->dump.d3_debug_data); 10382d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = NULL; 10392d8c2615SShahar S Matityahu 10402d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, 10412d8c2615SShahar S Matityahu dump_data->data + data_size, 10422d8c2615SShahar S Matityahu data_size); 10432d8c2615SShahar S Matityahu 10442d8c2615SShahar S Matityahu dump_data = iwl_fw_error_next_data(dump_data); 10452d8c2615SShahar S Matityahu } 10462d8c2615SShahar S Matityahu 10477174beb6SJohannes Berg /* Dump fw's virtual image */ 104856b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 104956b657f7SSara Sharon iwl_dump_paging(fwrt, &dump_data); 10507174beb6SJohannes Berg 10517e08baebSShahar S Matityahu if (prph_len) 10527e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &dump_data, iwl_dump_prph); 10537174beb6SJohannes Berg 1054a6820511SSara Sharon out: 1055a6820511SSara Sharon dump_file->file_len = cpu_to_le32(file_len); 1056a6820511SSara Sharon return dump_file; 1057a6820511SSara Sharon } 1058a6820511SSara Sharon 1059c9fe75e9SShahar S Matityahu /** 1060c9fe75e9SShahar S Matityahu * struct iwl_dump_ini_region_data - region data 1061c9fe75e9SShahar S Matityahu * @reg_tlv: region TLV 10623ed34fbfSShahar S Matityahu * @dump_data: dump data 1063c9fe75e9SShahar S Matityahu */ 1064c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data { 1065c9fe75e9SShahar S Matityahu struct iwl_ucode_tlv *reg_tlv; 10663ed34fbfSShahar S Matityahu struct iwl_fwrt_dump_data *dump_data; 1067c9fe75e9SShahar S Matityahu }; 1068c9fe75e9SShahar S Matityahu 10698d534e96SShahar S Matityahu static int iwl_dump_ini_prph_iter(struct iwl_fw_runtime *fwrt, 1070c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 10711a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 10728d534e96SShahar S Matityahu { 1073c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 10741a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 10758d534e96SShahar S Matityahu __le32 *val = range->data; 10769802162fSShahar S Matityahu u32 prph_val; 1077c9fe75e9SShahar S Matityahu u32 addr = le32_to_cpu(reg->addrs[idx]) + 1078c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.offset); 10798d534e96SShahar S Matityahu int i; 10808d534e96SShahar S Matityahu 108197319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1082c9fe75e9SShahar S Matityahu range->range_data_size = reg->dev_addr.size; 1083c9fe75e9SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) { 10849802162fSShahar S Matityahu prph_val = iwl_read_prph(fwrt->trans, addr + i); 10858d534e96SShahar S Matityahu if (prph_val == 0x5a5a5a5a) 10861b64d58bSShahar S Matityahu return -EBUSY; 10878d534e96SShahar S Matityahu *val++ = cpu_to_le32(prph_val); 10888d534e96SShahar S Matityahu } 10891a6c8bb7SShahar S Matityahu 10901a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 10918d534e96SShahar S Matityahu } 10928d534e96SShahar S Matityahu 1093f4f907aaSShahar S Matityahu static int iwl_dump_ini_csr_iter(struct iwl_fw_runtime *fwrt, 1094c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 10951a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1096f4f907aaSShahar S Matityahu { 1097c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 10981a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1099f4f907aaSShahar S Matityahu __le32 *val = range->data; 1100c9fe75e9SShahar S Matityahu u32 addr = le32_to_cpu(reg->addrs[idx]) + 1101c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.offset); 1102f4f907aaSShahar S Matityahu int i; 1103f4f907aaSShahar S Matityahu 110497319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1105c9fe75e9SShahar S Matityahu range->range_data_size = reg->dev_addr.size; 1106c9fe75e9SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) 11079802162fSShahar S Matityahu *val++ = cpu_to_le32(iwl_trans_read32(fwrt->trans, addr + i)); 11081a6c8bb7SShahar S Matityahu 11091a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1110f4f907aaSShahar S Matityahu } 1111f4f907aaSShahar S Matityahu 1112f696a7eeSLuca Coelho static int iwl_dump_ini_config_iter(struct iwl_fw_runtime *fwrt, 1113f696a7eeSLuca Coelho struct iwl_dump_ini_region_data *reg_data, 1114f696a7eeSLuca Coelho void *range_ptr, int idx) 1115f696a7eeSLuca Coelho { 1116f696a7eeSLuca Coelho struct iwl_trans *trans = fwrt->trans; 1117f696a7eeSLuca Coelho struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1118f696a7eeSLuca Coelho struct iwl_fw_ini_error_dump_range *range = range_ptr; 1119f696a7eeSLuca Coelho __le32 *val = range->data; 1120f696a7eeSLuca Coelho u32 addr = le32_to_cpu(reg->addrs[idx]) + 1121f696a7eeSLuca Coelho le32_to_cpu(reg->dev_addr.offset); 1122f696a7eeSLuca Coelho int i; 1123f696a7eeSLuca Coelho 1124f696a7eeSLuca Coelho /* we shouldn't get here if the trans doesn't have read_config32 */ 1125f696a7eeSLuca Coelho if (WARN_ON_ONCE(!trans->ops->read_config32)) 1126f696a7eeSLuca Coelho return -EOPNOTSUPP; 1127f696a7eeSLuca Coelho 1128f696a7eeSLuca Coelho range->internal_base_addr = cpu_to_le32(addr); 1129f696a7eeSLuca Coelho range->range_data_size = reg->dev_addr.size; 1130f696a7eeSLuca Coelho for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) { 1131f696a7eeSLuca Coelho int ret; 1132f696a7eeSLuca Coelho u32 tmp; 1133f696a7eeSLuca Coelho 1134f696a7eeSLuca Coelho ret = trans->ops->read_config32(trans, addr + i, &tmp); 1135f696a7eeSLuca Coelho if (ret < 0) 1136f696a7eeSLuca Coelho return ret; 1137f696a7eeSLuca Coelho 1138f696a7eeSLuca Coelho *val++ = cpu_to_le32(tmp); 1139f696a7eeSLuca Coelho } 1140f696a7eeSLuca Coelho 1141f696a7eeSLuca Coelho return sizeof(*range) + le32_to_cpu(range->range_data_size); 1142f696a7eeSLuca Coelho } 1143f696a7eeSLuca Coelho 11446e9f8f99SShahar S Matityahu static int iwl_dump_ini_dev_mem_iter(struct iwl_fw_runtime *fwrt, 1145c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 11461a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 11476e9f8f99SShahar S Matityahu { 1148c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 11491a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1150c9fe75e9SShahar S Matityahu u32 addr = le32_to_cpu(reg->addrs[idx]) + 1151c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.offset); 11526e9f8f99SShahar S Matityahu 115397319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1154c9fe75e9SShahar S Matityahu range->range_data_size = reg->dev_addr.size; 11559802162fSShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1156c9fe75e9SShahar S Matityahu le32_to_cpu(reg->dev_addr.size)); 11571a6c8bb7SShahar S Matityahu 11581a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 11596e9f8f99SShahar S Matityahu } 11606e9f8f99SShahar S Matityahu 1161bdc62390SShahar S Matityahu static int _iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt, 11621a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1163505a00c0SShahar S Matityahu { 1164505a00c0SShahar S Matityahu /* increase idx by 1 since the pages are from 1 to 1165505a00c0SShahar S Matityahu * fwrt->num_of_paging_blk + 1 1166505a00c0SShahar S Matityahu */ 1167505a00c0SShahar S Matityahu struct page *page = fwrt->fw_paging_db[++idx].fw_paging_block; 11681a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1169505a00c0SShahar S Matityahu dma_addr_t addr = fwrt->fw_paging_db[idx].fw_paging_phys; 1170505a00c0SShahar S Matityahu u32 page_size = fwrt->fw_paging_db[idx].fw_paging_size; 1171505a00c0SShahar S Matityahu 117297319355SShahar S Matityahu range->page_num = cpu_to_le32(idx); 1173505a00c0SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1174505a00c0SShahar S Matityahu dma_sync_single_for_cpu(fwrt->trans->dev, addr, page_size, 1175505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 1176505a00c0SShahar S Matityahu memcpy(range->data, page_address(page), page_size); 1177505a00c0SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, page_size, 1178505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 11791a6c8bb7SShahar S Matityahu 11801a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1181505a00c0SShahar S Matityahu } 1182505a00c0SShahar S Matityahu 1183bdc62390SShahar S Matityahu static int iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt, 1184c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1185bdc62390SShahar S Matityahu void *range_ptr, int idx) 1186bdc62390SShahar S Matityahu { 1187bdc62390SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range; 1188bdc62390SShahar S Matityahu u32 page_size; 1189bdc62390SShahar S Matityahu 1190286ca8ebSLuca Coelho if (!fwrt->trans->trans_cfg->gen2) 1191c9fe75e9SShahar S Matityahu return _iwl_dump_ini_paging_iter(fwrt, range_ptr, idx); 1192bdc62390SShahar S Matityahu 1193bdc62390SShahar S Matityahu range = range_ptr; 1194bdc62390SShahar S Matityahu page_size = fwrt->trans->init_dram.paging[idx].size; 1195bdc62390SShahar S Matityahu 1196bdc62390SShahar S Matityahu range->page_num = cpu_to_le32(idx); 1197bdc62390SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1198bdc62390SShahar S Matityahu memcpy(range->data, fwrt->trans->init_dram.paging[idx].block, 1199bdc62390SShahar S Matityahu page_size); 1200bdc62390SShahar S Matityahu 1201bdc62390SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1202bdc62390SShahar S Matityahu } 1203bdc62390SShahar S Matityahu 1204106b791aSShahar S Matityahu static int 1205106b791aSShahar S Matityahu iwl_dump_ini_mon_dram_iter(struct iwl_fw_runtime *fwrt, 1206593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1207593fae3eSShahar S Matityahu void *range_ptr, int idx) 1208106b791aSShahar S Matityahu { 1209593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 12101a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1211593fae3eSShahar S Matityahu struct iwl_dram_data *frag; 1212593fae3eSShahar S Matityahu u32 alloc_id = le32_to_cpu(reg->dram_alloc_id); 1213106b791aSShahar S Matityahu 1214593fae3eSShahar S Matityahu frag = &fwrt->trans->dbg.fw_mon_ini[alloc_id].frags[idx]; 1215106b791aSShahar S Matityahu 1216593fae3eSShahar S Matityahu range->dram_base_addr = cpu_to_le64(frag->physical); 1217593fae3eSShahar S Matityahu range->range_data_size = cpu_to_le32(frag->size); 1218106b791aSShahar S Matityahu 1219593fae3eSShahar S Matityahu memcpy(range->data, frag->block, frag->size); 1220593fae3eSShahar S Matityahu 1221593fae3eSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1222593fae3eSShahar S Matityahu } 1223593fae3eSShahar S Matityahu 1224593fae3eSShahar S Matityahu static int iwl_dump_ini_mon_smem_iter(struct iwl_fw_runtime *fwrt, 1225593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1226593fae3eSShahar S Matityahu void *range_ptr, int idx) 1227593fae3eSShahar S Matityahu { 1228593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1229593fae3eSShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1230593fae3eSShahar S Matityahu u32 addr = le32_to_cpu(reg->internal_buffer.base_addr); 1231593fae3eSShahar S Matityahu 1232593fae3eSShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1233593fae3eSShahar S Matityahu range->range_data_size = reg->internal_buffer.size; 1234593fae3eSShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1235593fae3eSShahar S Matityahu le32_to_cpu(reg->internal_buffer.size)); 1236106b791aSShahar S Matityahu 12371a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1238106b791aSShahar S Matityahu } 1239106b791aSShahar S Matityahu 12401b64d58bSShahar S Matityahu static bool iwl_ini_txf_iter(struct iwl_fw_runtime *fwrt, 1241c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, int idx) 12421b64d58bSShahar S Matityahu { 1243c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1244d4c444efSShahar S Matityahu struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data; 12451b64d58bSShahar S Matityahu struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 12461b64d58bSShahar S Matityahu int txf_num = cfg->num_txfifo_entries; 12471b64d58bSShahar S Matityahu int int_txf_num = ARRAY_SIZE(cfg->internal_txfifo_size); 1248c9fe75e9SShahar S Matityahu u32 lmac_bitmap = le32_to_cpu(reg->fifos.fid[0]); 12491b64d58bSShahar S Matityahu 1250d4c444efSShahar S Matityahu if (!idx) { 1251c9fe75e9SShahar S Matityahu if (le32_to_cpu(reg->fifos.offset) && cfg->num_lmacs == 1) { 1252c9fe75e9SShahar S Matityahu IWL_ERR(fwrt, "WRT: Invalid lmac offset 0x%x\n", 1253c9fe75e9SShahar S Matityahu le32_to_cpu(reg->fifos.offset)); 12541b64d58bSShahar S Matityahu return false; 1255c9fe75e9SShahar S Matityahu } 12561b64d58bSShahar S Matityahu 1257d4c444efSShahar S Matityahu iter->internal_txf = 0; 12581b64d58bSShahar S Matityahu iter->fifo_size = 0; 12591b64d58bSShahar S Matityahu iter->fifo = -1; 1260c9fe75e9SShahar S Matityahu if (le32_to_cpu(reg->fifos.offset)) 12611b64d58bSShahar S Matityahu iter->lmac = 1; 12621b64d58bSShahar S Matityahu else 12631b64d58bSShahar S Matityahu iter->lmac = 0; 12641b64d58bSShahar S Matityahu } 12651b64d58bSShahar S Matityahu 1266efaaa97cSLuca Coelho if (!iter->internal_txf) { 12671b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < txf_num; iter->fifo++) { 12681b64d58bSShahar S Matityahu iter->fifo_size = 12691b64d58bSShahar S Matityahu cfg->lmac[iter->lmac].txfifo_size[iter->fifo]; 12701b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 12711b64d58bSShahar S Matityahu return true; 12721b64d58bSShahar S Matityahu } 1273efaaa97cSLuca Coelho iter->fifo--; 1274efaaa97cSLuca Coelho } 12751b64d58bSShahar S Matityahu 1276d4c444efSShahar S Matityahu iter->internal_txf = 1; 12771b64d58bSShahar S Matityahu 12781b64d58bSShahar S Matityahu if (!fw_has_capa(&fwrt->fw->ucode_capa, 12791b64d58bSShahar S Matityahu IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) 12801b64d58bSShahar S Matityahu return false; 12811b64d58bSShahar S Matityahu 12821b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < int_txf_num + txf_num; iter->fifo++) { 12831b64d58bSShahar S Matityahu iter->fifo_size = 12841b64d58bSShahar S Matityahu cfg->internal_txfifo_size[iter->fifo - txf_num]; 12851b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 12861b64d58bSShahar S Matityahu return true; 12871b64d58bSShahar S Matityahu } 12881b64d58bSShahar S Matityahu 12891b64d58bSShahar S Matityahu return false; 12901b64d58bSShahar S Matityahu } 12911b64d58bSShahar S Matityahu 12921b64d58bSShahar S Matityahu static int iwl_dump_ini_txf_iter(struct iwl_fw_runtime *fwrt, 1293c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 12941b64d58bSShahar S Matityahu void *range_ptr, int idx) 12951b64d58bSShahar S Matityahu { 1296c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 129797319355SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1298d4c444efSShahar S Matityahu struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data; 129960eeaf57SShahar S Matityahu struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data; 1300c9fe75e9SShahar S Matityahu u32 offs = le32_to_cpu(reg->fifos.offset), addr; 1301c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 1302c9fe75e9SShahar S Matityahu u32 registers_size = registers_num * sizeof(*reg_dump); 130360eeaf57SShahar S Matityahu __le32 *data; 13041b64d58bSShahar S Matityahu unsigned long flags; 13051b64d58bSShahar S Matityahu int i; 13061b64d58bSShahar S Matityahu 1307c9fe75e9SShahar S Matityahu if (!iwl_ini_txf_iter(fwrt, reg_data, idx)) 13081b64d58bSShahar S Matityahu return -EIO; 13091b64d58bSShahar S Matityahu 13101b64d58bSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 13111b64d58bSShahar S Matityahu return -EBUSY; 13121b64d58bSShahar S Matityahu 131397319355SShahar S Matityahu range->fifo_hdr.fifo_num = cpu_to_le32(iter->fifo); 1314c9fe75e9SShahar S Matityahu range->fifo_hdr.num_of_registers = cpu_to_le32(registers_num); 13151b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(iter->fifo_size + registers_size); 13161b64d58bSShahar S Matityahu 13171b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_LARC_NUM + offs, iter->fifo); 13181b64d58bSShahar S Matityahu 131960eeaf57SShahar S Matityahu /* 132060eeaf57SShahar S Matityahu * read txf registers. for each register, write to the dump the 132160eeaf57SShahar S Matityahu * register address and its value 132260eeaf57SShahar S Matityahu */ 1323c9fe75e9SShahar S Matityahu for (i = 0; i < registers_num; i++) { 1324c9fe75e9SShahar S Matityahu addr = le32_to_cpu(reg->addrs[i]) + offs; 13251b64d58bSShahar S Matityahu 132660eeaf57SShahar S Matityahu reg_dump->addr = cpu_to_le32(addr); 132760eeaf57SShahar S Matityahu reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, 132860eeaf57SShahar S Matityahu addr)); 132960eeaf57SShahar S Matityahu 133060eeaf57SShahar S Matityahu reg_dump++; 13311b64d58bSShahar S Matityahu } 13321b64d58bSShahar S Matityahu 1333c9fe75e9SShahar S Matityahu if (reg->fifos.hdr_only) { 13341b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 13351b64d58bSShahar S Matityahu goto out; 13361b64d58bSShahar S Matityahu } 13371b64d58bSShahar S Matityahu 13381b64d58bSShahar S Matityahu /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */ 13391b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_ADDR + offs, 13401b64d58bSShahar S Matityahu TXF_WR_PTR + offs); 13411b64d58bSShahar S Matityahu 13421b64d58bSShahar S Matityahu /* Dummy-read to advance the read pointer to the head */ 13431b64d58bSShahar S Matityahu iwl_read_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_DATA + offs); 13441b64d58bSShahar S Matityahu 13451b64d58bSShahar S Matityahu /* Read FIFO */ 13461b64d58bSShahar S Matityahu addr = TXF_READ_MODIFY_DATA + offs; 134760eeaf57SShahar S Matityahu data = (void *)reg_dump; 134860eeaf57SShahar S Matityahu for (i = 0; i < iter->fifo_size; i += sizeof(*data)) 134960eeaf57SShahar S Matityahu *data++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 13501b64d58bSShahar S Matityahu 13511b64d58bSShahar S Matityahu out: 13521b64d58bSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 13531b64d58bSShahar S Matityahu 13541b64d58bSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 13551b64d58bSShahar S Matityahu } 13561b64d58bSShahar S Matityahu 13578d7dea25SShahar S Matityahu struct iwl_ini_rxf_data { 13588d7dea25SShahar S Matityahu u32 fifo_num; 13598d7dea25SShahar S Matityahu u32 size; 13608d7dea25SShahar S Matityahu u32 offset; 13618d7dea25SShahar S Matityahu }; 13628d7dea25SShahar S Matityahu 13638d7dea25SShahar S Matityahu static void iwl_ini_get_rxf_data(struct iwl_fw_runtime *fwrt, 1364c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 13658d7dea25SShahar S Matityahu struct iwl_ini_rxf_data *data) 13668d7dea25SShahar S Matityahu { 1367c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1368c9fe75e9SShahar S Matityahu u32 fid1 = le32_to_cpu(reg->fifos.fid[0]); 1369c9fe75e9SShahar S Matityahu u32 fid2 = le32_to_cpu(reg->fifos.fid[1]); 1370cc9b6012SMordechay Goodstein u8 fifo_idx; 13718d7dea25SShahar S Matityahu 13728d7dea25SShahar S Matityahu if (!data) 13738d7dea25SShahar S Matityahu return; 13748d7dea25SShahar S Matityahu 1375cc9b6012SMordechay Goodstein /* make sure only one bit is set in only one fid */ 1376cc9b6012SMordechay Goodstein if (WARN_ONCE(hweight_long(fid1) + hweight_long(fid2) != 1, 1377cc9b6012SMordechay Goodstein "fid1=%x, fid2=%x\n", fid1, fid2)) 1378cc9b6012SMordechay Goodstein return; 1379cc9b6012SMordechay Goodstein 13808d7dea25SShahar S Matityahu memset(data, 0, sizeof(*data)); 13818d7dea25SShahar S Matityahu 1382cc9b6012SMordechay Goodstein if (fid1) { 1383cc9b6012SMordechay Goodstein fifo_idx = ffs(fid1) - 1; 1384cc9b6012SMordechay Goodstein if (WARN_ONCE(fifo_idx >= MAX_NUM_LMAC, "fifo_idx=%d\n", 1385cc9b6012SMordechay Goodstein fifo_idx)) 13868d7dea25SShahar S Matityahu return; 13878d7dea25SShahar S Matityahu 13888d7dea25SShahar S Matityahu data->size = fwrt->smem_cfg.lmac[fifo_idx].rxfifo1_size; 13898d7dea25SShahar S Matityahu data->fifo_num = fifo_idx; 1390cc9b6012SMordechay Goodstein } else { 1391ebfa7f8aSMordechay Goodstein u8 max_idx; 1392ebfa7f8aSMordechay Goodstein 1393cc9b6012SMordechay Goodstein fifo_idx = ffs(fid2) - 1; 1394ebfa7f8aSMordechay Goodstein if (iwl_fw_lookup_notif_ver(fwrt->fw, SYSTEM_GROUP, 1395ebfa7f8aSMordechay Goodstein SHARED_MEM_CFG_CMD, 0) <= 3) 1396ebfa7f8aSMordechay Goodstein max_idx = 0; 1397ebfa7f8aSMordechay Goodstein else 1398ebfa7f8aSMordechay Goodstein max_idx = 1; 1399ebfa7f8aSMordechay Goodstein 1400ebfa7f8aSMordechay Goodstein if (WARN_ONCE(fifo_idx > max_idx, 1401ebfa7f8aSMordechay Goodstein "invalid umac fifo idx %d", fifo_idx)) 1402ebfa7f8aSMordechay Goodstein return; 1403ebfa7f8aSMordechay Goodstein 14048d7dea25SShahar S Matityahu /* use bit 31 to distinguish between umac and lmac rxf while 14058d7dea25SShahar S Matityahu * parsing the dump 14068d7dea25SShahar S Matityahu */ 14078d7dea25SShahar S Matityahu data->fifo_num = fifo_idx | IWL_RXF_UMAC_BIT; 1408ebfa7f8aSMordechay Goodstein 1409ebfa7f8aSMordechay Goodstein switch (fifo_idx) { 1410ebfa7f8aSMordechay Goodstein case 0: 1411ebfa7f8aSMordechay Goodstein data->size = fwrt->smem_cfg.rxfifo2_size; 1412ebfa7f8aSMordechay Goodstein data->offset = iwl_umac_prph(fwrt->trans, 1413ebfa7f8aSMordechay Goodstein RXF_DIFF_FROM_PREV); 1414ebfa7f8aSMordechay Goodstein break; 1415ebfa7f8aSMordechay Goodstein case 1: 1416ebfa7f8aSMordechay Goodstein data->size = fwrt->smem_cfg.rxfifo2_control_size; 1417ebfa7f8aSMordechay Goodstein data->offset = iwl_umac_prph(fwrt->trans, 1418ebfa7f8aSMordechay Goodstein RXF2C_DIFF_FROM_PREV); 1419ebfa7f8aSMordechay Goodstein break; 1420ebfa7f8aSMordechay Goodstein } 14218d7dea25SShahar S Matityahu } 14228d7dea25SShahar S Matityahu } 14238d7dea25SShahar S Matityahu 14248d7dea25SShahar S Matityahu static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt, 1425c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 14268d7dea25SShahar S Matityahu void *range_ptr, int idx) 14278d7dea25SShahar S Matityahu { 1428c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 142997319355SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 14308d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rxf_data; 143160eeaf57SShahar S Matityahu struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data; 1432c9fe75e9SShahar S Matityahu u32 offs = le32_to_cpu(reg->fifos.offset), addr; 1433c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 1434c9fe75e9SShahar S Matityahu u32 registers_size = registers_num * sizeof(*reg_dump); 143560eeaf57SShahar S Matityahu __le32 *data; 14368d7dea25SShahar S Matityahu unsigned long flags; 14378d7dea25SShahar S Matityahu int i; 14388d7dea25SShahar S Matityahu 1439c9fe75e9SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg_data, &rxf_data); 14408d7dea25SShahar S Matityahu if (!rxf_data.size) 14418d7dea25SShahar S Matityahu return -EIO; 14428d7dea25SShahar S Matityahu 14438d7dea25SShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 14448d7dea25SShahar S Matityahu return -EBUSY; 14458d7dea25SShahar S Matityahu 144697319355SShahar S Matityahu range->fifo_hdr.fifo_num = cpu_to_le32(rxf_data.fifo_num); 1447c9fe75e9SShahar S Matityahu range->fifo_hdr.num_of_registers = cpu_to_le32(registers_num); 14488d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(rxf_data.size + registers_size); 14498d7dea25SShahar S Matityahu 145060eeaf57SShahar S Matityahu /* 145160eeaf57SShahar S Matityahu * read rxf registers. for each register, write to the dump the 145260eeaf57SShahar S Matityahu * register address and its value 145360eeaf57SShahar S Matityahu */ 1454c9fe75e9SShahar S Matityahu for (i = 0; i < registers_num; i++) { 1455c9fe75e9SShahar S Matityahu addr = le32_to_cpu(reg->addrs[i]) + offs; 14568d7dea25SShahar S Matityahu 145760eeaf57SShahar S Matityahu reg_dump->addr = cpu_to_le32(addr); 145860eeaf57SShahar S Matityahu reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, 145960eeaf57SShahar S Matityahu addr)); 146060eeaf57SShahar S Matityahu 146160eeaf57SShahar S Matityahu reg_dump++; 14628d7dea25SShahar S Matityahu } 14638d7dea25SShahar S Matityahu 1464c9fe75e9SShahar S Matityahu if (reg->fifos.hdr_only) { 14658d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 14668d7dea25SShahar S Matityahu goto out; 14678d7dea25SShahar S Matityahu } 14688d7dea25SShahar S Matityahu 1469a5688e60SMordechay Goodstein offs = rxf_data.offset; 147030eba3f9SShahar S Matityahu 14718d7dea25SShahar S Matityahu /* Lock fence */ 14728d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_SET_FENCE_MODE + offs, 0x1); 14738d7dea25SShahar S Matityahu /* Set fence pointer to the same place like WR pointer */ 14748d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_WR2FENCE + offs, 0x1); 14758d7dea25SShahar S Matityahu /* Set fence offset */ 14768d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_FENCE_OFFSET_ADDR + offs, 14778d7dea25SShahar S Matityahu 0x0); 14788d7dea25SShahar S Matityahu 14798d7dea25SShahar S Matityahu /* Read FIFO */ 14808d7dea25SShahar S Matityahu addr = RXF_FIFO_RD_FENCE_INC + offs; 148160eeaf57SShahar S Matityahu data = (void *)reg_dump; 148260eeaf57SShahar S Matityahu for (i = 0; i < rxf_data.size; i += sizeof(*data)) 148360eeaf57SShahar S Matityahu *data++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 14848d7dea25SShahar S Matityahu 14858d7dea25SShahar S Matityahu out: 14868d7dea25SShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 14878d7dea25SShahar S Matityahu 14888d7dea25SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 14898d7dea25SShahar S Matityahu } 14908d7dea25SShahar S Matityahu 1491a77e3d28SShahar S Matityahu static int 1492a77e3d28SShahar S Matityahu iwl_dump_ini_err_table_iter(struct iwl_fw_runtime *fwrt, 1493a77e3d28SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1494a77e3d28SShahar S Matityahu void *range_ptr, int idx) 1495a77e3d28SShahar S Matityahu { 1496a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1497a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_err_table *err_table = ®->err_table; 1498a77e3d28SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1499a77e3d28SShahar S Matityahu u32 addr = le32_to_cpu(err_table->base_addr) + 1500a77e3d28SShahar S Matityahu le32_to_cpu(err_table->offset); 1501a77e3d28SShahar S Matityahu 1502a77e3d28SShahar S Matityahu range->internal_base_addr = cpu_to_le32(addr); 1503a77e3d28SShahar S Matityahu range->range_data_size = err_table->size; 1504a77e3d28SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 1505a77e3d28SShahar S Matityahu le32_to_cpu(err_table->size)); 1506a77e3d28SShahar S Matityahu 1507a77e3d28SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1508a77e3d28SShahar S Matityahu } 1509a77e3d28SShahar S Matityahu 15103ed34fbfSShahar S Matityahu static int iwl_dump_ini_fw_pkt_iter(struct iwl_fw_runtime *fwrt, 15113ed34fbfSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 15123ed34fbfSShahar S Matityahu void *range_ptr, int idx) 15133ed34fbfSShahar S Matityahu { 15143ed34fbfSShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 15153ed34fbfSShahar S Matityahu struct iwl_rx_packet *pkt = reg_data->dump_data->fw_pkt; 15163ed34fbfSShahar S Matityahu u32 pkt_len; 15173ed34fbfSShahar S Matityahu 15183ed34fbfSShahar S Matityahu if (!pkt) 15193ed34fbfSShahar S Matityahu return -EIO; 15203ed34fbfSShahar S Matityahu 15213ed34fbfSShahar S Matityahu pkt_len = iwl_rx_packet_payload_len(pkt); 15223ed34fbfSShahar S Matityahu 15233ed34fbfSShahar S Matityahu memcpy(&range->fw_pkt_hdr, &pkt->hdr, sizeof(range->fw_pkt_hdr)); 15243ed34fbfSShahar S Matityahu range->range_data_size = cpu_to_le32(pkt_len); 15253ed34fbfSShahar S Matityahu 15263ed34fbfSShahar S Matityahu memcpy(range->data, pkt->data, pkt_len); 15273ed34fbfSShahar S Matityahu 15283ed34fbfSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 15293ed34fbfSShahar S Matityahu } 15303ed34fbfSShahar S Matityahu 1531c9fe75e9SShahar S Matityahu static void * 1532c9fe75e9SShahar S Matityahu iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt, 1533c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 15342dbf3aeaSShahar S Matityahu void *data) 15358d534e96SShahar S Matityahu { 15368d534e96SShahar S Matityahu struct iwl_fw_ini_error_dump *dump = data; 15378d534e96SShahar S Matityahu 153897319355SShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1539990ffe3eSShahar S Matityahu 15408d534e96SShahar S Matityahu return dump->ranges; 15418d534e96SShahar S Matityahu } 15428d534e96SShahar S Matityahu 1543593fae3eSShahar S Matityahu /** 1544593fae3eSShahar S Matityahu * mask_apply_and_normalize - applies mask on val and normalize the result 1545593fae3eSShahar S Matityahu * 1546593fae3eSShahar S Matityahu * The normalization is based on the first set bit in the mask 1547593fae3eSShahar S Matityahu * 1548593fae3eSShahar S Matityahu * @val: value 1549593fae3eSShahar S Matityahu * @mask: mask to apply and to normalize with 1550593fae3eSShahar S Matityahu */ 1551593fae3eSShahar S Matityahu static u32 mask_apply_and_normalize(u32 val, u32 mask) 1552106b791aSShahar S Matityahu { 1553593fae3eSShahar S Matityahu return (val & mask) >> (ffs(mask) - 1); 1554593fae3eSShahar S Matityahu } 1555593fae3eSShahar S Matityahu 1556593fae3eSShahar S Matityahu static __le32 iwl_get_mon_reg(struct iwl_fw_runtime *fwrt, u32 alloc_id, 1557593fae3eSShahar S Matityahu const struct iwl_fw_mon_reg *reg_info) 1558593fae3eSShahar S Matityahu { 1559593fae3eSShahar S Matityahu u32 val, offs; 1560593fae3eSShahar S Matityahu 1561593fae3eSShahar S Matityahu /* The header addresses of DBGCi is calculate as follows: 1562593fae3eSShahar S Matityahu * DBGC1 address + (0x100 * i) 1563593fae3eSShahar S Matityahu */ 1564593fae3eSShahar S Matityahu offs = (alloc_id - IWL_FW_INI_ALLOCATION_ID_DBGC1) * 0x100; 1565593fae3eSShahar S Matityahu 1566593fae3eSShahar S Matityahu if (!reg_info || !reg_info->addr || !reg_info->mask) 1567593fae3eSShahar S Matityahu return 0; 1568593fae3eSShahar S Matityahu 1569593fae3eSShahar S Matityahu val = iwl_read_prph_no_grab(fwrt->trans, reg_info->addr + offs); 1570593fae3eSShahar S Matityahu 1571593fae3eSShahar S Matityahu return cpu_to_le32(mask_apply_and_normalize(val, reg_info->mask)); 1572593fae3eSShahar S Matityahu } 1573593fae3eSShahar S Matityahu 1574593fae3eSShahar S Matityahu static void * 1575593fae3eSShahar S Matityahu iwl_dump_ini_mon_fill_header(struct iwl_fw_runtime *fwrt, 1576593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1577593fae3eSShahar S Matityahu struct iwl_fw_ini_monitor_dump *data, 1578593fae3eSShahar S Matityahu const struct iwl_fw_mon_regs *addrs) 1579593fae3eSShahar S Matityahu { 1580593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1581593fae3eSShahar S Matityahu u32 alloc_id = le32_to_cpu(reg->dram_alloc_id); 1582106b791aSShahar S Matityahu unsigned long flags; 1583106b791aSShahar S Matityahu 1584106b791aSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) { 15854c704534SShahar S Matityahu IWL_ERR(fwrt, "Failed to get monitor header\n"); 1586106b791aSShahar S Matityahu return NULL; 1587106b791aSShahar S Matityahu } 15884c704534SShahar S Matityahu 1589593fae3eSShahar S Matityahu data->write_ptr = iwl_get_mon_reg(fwrt, alloc_id, 1590593fae3eSShahar S Matityahu &addrs->write_ptr); 1591593fae3eSShahar S Matityahu data->cycle_cnt = iwl_get_mon_reg(fwrt, alloc_id, 1592593fae3eSShahar S Matityahu &addrs->cycle_cnt); 1593593fae3eSShahar S Matityahu data->cur_frag = iwl_get_mon_reg(fwrt, alloc_id, 1594593fae3eSShahar S Matityahu &addrs->cur_frag); 15954c704534SShahar S Matityahu 1596106b791aSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 1597106b791aSShahar S Matityahu 159897319355SShahar S Matityahu data->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1599106b791aSShahar S Matityahu 16004c704534SShahar S Matityahu return data->ranges; 16014c704534SShahar S Matityahu } 16024c704534SShahar S Matityahu 1603593fae3eSShahar S Matityahu static void * 1604593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_fill_header(struct iwl_fw_runtime *fwrt, 1605593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1606106b791aSShahar S Matityahu void *data) 1607106b791aSShahar S Matityahu { 16084c704534SShahar S Matityahu struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data; 1609106b791aSShahar S Matityahu 1610593fae3eSShahar S Matityahu return iwl_dump_ini_mon_fill_header(fwrt, reg_data, mon_dump, 1611593fae3eSShahar S Matityahu &fwrt->trans->cfg->mon_dram_regs); 1612106b791aSShahar S Matityahu } 1613106b791aSShahar S Matityahu 1614593fae3eSShahar S Matityahu static void * 1615593fae3eSShahar S Matityahu iwl_dump_ini_mon_smem_fill_header(struct iwl_fw_runtime *fwrt, 1616593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 16174c704534SShahar S Matityahu void *data) 16184c704534SShahar S Matityahu { 16194c704534SShahar S Matityahu struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data; 16204c704534SShahar S Matityahu 1621593fae3eSShahar S Matityahu return iwl_dump_ini_mon_fill_header(fwrt, reg_data, mon_dump, 1622593fae3eSShahar S Matityahu &fwrt->trans->cfg->mon_smem_regs); 16234c704534SShahar S Matityahu } 16244c704534SShahar S Matityahu 1625a77e3d28SShahar S Matityahu static void * 1626a77e3d28SShahar S Matityahu iwl_dump_ini_err_table_fill_header(struct iwl_fw_runtime *fwrt, 1627a77e3d28SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1628a77e3d28SShahar S Matityahu void *data) 1629a77e3d28SShahar S Matityahu { 1630a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1631a77e3d28SShahar S Matityahu struct iwl_fw_ini_err_table_dump *dump = data; 16324c704534SShahar S Matityahu 1633a77e3d28SShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_VER); 1634a77e3d28SShahar S Matityahu dump->version = reg->err_table.version; 1635a77e3d28SShahar S Matityahu 1636a77e3d28SShahar S Matityahu return dump->ranges; 1637106b791aSShahar S Matityahu } 1638106b791aSShahar S Matityahu 16398d534e96SShahar S Matityahu static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt, 1640c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 16418d534e96SShahar S Matityahu { 1642c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1643c9fe75e9SShahar S Matityahu 1644c9fe75e9SShahar S Matityahu return iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 16458d534e96SShahar S Matityahu } 16468d534e96SShahar S Matityahu 1647505a00c0SShahar S Matityahu static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt, 1648c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1649505a00c0SShahar S Matityahu { 1650286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->gen2) 1651bdc62390SShahar S Matityahu return fwrt->trans->init_dram.paging_cnt; 1652bdc62390SShahar S Matityahu 1653505a00c0SShahar S Matityahu return fwrt->num_of_paging_blk; 1654505a00c0SShahar S Matityahu } 1655505a00c0SShahar S Matityahu 1656593fae3eSShahar S Matityahu static u32 1657593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_ranges(struct iwl_fw_runtime *fwrt, 1658593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1659106b791aSShahar S Matityahu { 1660593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1661593fae3eSShahar S Matityahu struct iwl_fw_mon *fw_mon; 1662593fae3eSShahar S Matityahu u32 ranges = 0, alloc_id = le32_to_cpu(reg->dram_alloc_id); 1663593fae3eSShahar S Matityahu int i; 1664593fae3eSShahar S Matityahu 1665593fae3eSShahar S Matityahu fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id]; 1666593fae3eSShahar S Matityahu 1667593fae3eSShahar S Matityahu for (i = 0; i < fw_mon->num_frags; i++) { 1668593fae3eSShahar S Matityahu if (!fw_mon->frags[i].size) 1669593fae3eSShahar S Matityahu break; 1670593fae3eSShahar S Matityahu 1671593fae3eSShahar S Matityahu ranges++; 1672593fae3eSShahar S Matityahu } 1673593fae3eSShahar S Matityahu 1674593fae3eSShahar S Matityahu return ranges; 1675106b791aSShahar S Matityahu } 1676106b791aSShahar S Matityahu 16771b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_ranges(struct iwl_fw_runtime *fwrt, 1678c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 16791b64d58bSShahar S Matityahu { 16801b64d58bSShahar S Matityahu u32 num_of_fifos = 0; 16811b64d58bSShahar S Matityahu 1682c9fe75e9SShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg_data, num_of_fifos)) 16831b64d58bSShahar S Matityahu num_of_fifos++; 16841b64d58bSShahar S Matityahu 16851b64d58bSShahar S Matityahu return num_of_fifos; 16861b64d58bSShahar S Matityahu } 16871b64d58bSShahar S Matityahu 1688c9fe75e9SShahar S Matityahu static u32 iwl_dump_ini_single_range(struct iwl_fw_runtime *fwrt, 1689c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 16908d7dea25SShahar S Matityahu { 16918d7dea25SShahar S Matityahu return 1; 16928d7dea25SShahar S Matityahu } 16938d7dea25SShahar S Matityahu 169401e591c9SShahar S Matityahu static u32 iwl_dump_ini_mem_get_size(struct iwl_fw_runtime *fwrt, 1695c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 169601e591c9SShahar S Matityahu { 1697c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1698c9fe75e9SShahar S Matityahu u32 size = le32_to_cpu(reg->dev_addr.size); 1699c9fe75e9SShahar S Matityahu u32 ranges = iwl_dump_ini_mem_ranges(fwrt, reg_data); 1700c9fe75e9SShahar S Matityahu 1701c9fe75e9SShahar S Matityahu if (!size || !ranges) 1702c9fe75e9SShahar S Matityahu return 0; 1703c9fe75e9SShahar S Matityahu 1704c9fe75e9SShahar S Matityahu return sizeof(struct iwl_fw_ini_error_dump) + ranges * 1705c9fe75e9SShahar S Matityahu (size + sizeof(struct iwl_fw_ini_error_dump_range)); 170601e591c9SShahar S Matityahu } 170701e591c9SShahar S Matityahu 1708c9fe75e9SShahar S Matityahu static u32 1709c9fe75e9SShahar S Matityahu iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt, 1710c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 171101e591c9SShahar S Matityahu { 171201e591c9SShahar S Matityahu int i; 171301e591c9SShahar S Matityahu u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range); 171401e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump); 171501e591c9SShahar S Matityahu 1716286ca8ebSLuca Coelho if (fwrt->trans->trans_cfg->gen2) { 1717c9fe75e9SShahar S Matityahu for (i = 0; i < iwl_dump_ini_paging_ranges(fwrt, reg_data); i++) 1718bdc62390SShahar S Matityahu size += range_header_len + 1719bdc62390SShahar S Matityahu fwrt->trans->init_dram.paging[i].size; 1720bdc62390SShahar S Matityahu } else { 1721c9fe75e9SShahar S Matityahu for (i = 1; i <= iwl_dump_ini_paging_ranges(fwrt, reg_data); 1722c9fe75e9SShahar S Matityahu i++) 1723bdc62390SShahar S Matityahu size += range_header_len + 1724bdc62390SShahar S Matityahu fwrt->fw_paging_db[i].fw_paging_size; 1725bdc62390SShahar S Matityahu } 172601e591c9SShahar S Matityahu 172701e591c9SShahar S Matityahu return size; 172801e591c9SShahar S Matityahu } 172901e591c9SShahar S Matityahu 1730593fae3eSShahar S Matityahu static u32 1731593fae3eSShahar S Matityahu iwl_dump_ini_mon_dram_get_size(struct iwl_fw_runtime *fwrt, 1732593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 173301e591c9SShahar S Matityahu { 1734593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1735593fae3eSShahar S Matityahu struct iwl_fw_mon *fw_mon; 1736593fae3eSShahar S Matityahu u32 size = 0, alloc_id = le32_to_cpu(reg->dram_alloc_id); 1737593fae3eSShahar S Matityahu int i; 173801e591c9SShahar S Matityahu 1739593fae3eSShahar S Matityahu fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id]; 174001e591c9SShahar S Matityahu 1741593fae3eSShahar S Matityahu for (i = 0; i < fw_mon->num_frags; i++) { 1742593fae3eSShahar S Matityahu struct iwl_dram_data *frag = &fw_mon->frags[i]; 174301e591c9SShahar S Matityahu 1744593fae3eSShahar S Matityahu if (!frag->size) 1745593fae3eSShahar S Matityahu break; 17464c704534SShahar S Matityahu 1747593fae3eSShahar S Matityahu size += sizeof(struct iwl_fw_ini_error_dump_range) + frag->size; 17481b64d58bSShahar S Matityahu } 17491b64d58bSShahar S Matityahu 17501b64d58bSShahar S Matityahu if (size) 1751593fae3eSShahar S Matityahu size += sizeof(struct iwl_fw_ini_monitor_dump); 17521b64d58bSShahar S Matityahu 17531b64d58bSShahar S Matityahu return size; 17541b64d58bSShahar S Matityahu } 17551b64d58bSShahar S Matityahu 1756593fae3eSShahar S Matityahu static u32 1757593fae3eSShahar S Matityahu iwl_dump_ini_mon_smem_get_size(struct iwl_fw_runtime *fwrt, 1758593fae3eSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 17598d7dea25SShahar S Matityahu { 1760593fae3eSShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1761e8b61560Srotem saado u32 size; 1762593fae3eSShahar S Matityahu 1763593fae3eSShahar S Matityahu size = le32_to_cpu(reg->internal_buffer.size); 1764593fae3eSShahar S Matityahu if (!size) 1765593fae3eSShahar S Matityahu return 0; 1766593fae3eSShahar S Matityahu 1767593fae3eSShahar S Matityahu size += sizeof(struct iwl_fw_ini_monitor_dump) + 1768593fae3eSShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 1769593fae3eSShahar S Matityahu 1770593fae3eSShahar S Matityahu return size; 1771593fae3eSShahar S Matityahu } 1772593fae3eSShahar S Matityahu 17738d534e96SShahar S Matityahu static u32 iwl_dump_ini_txf_get_size(struct iwl_fw_runtime *fwrt, 1774c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 17758d534e96SShahar S Matityahu { 1776c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 17778d534e96SShahar S Matityahu struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data; 1778c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 17798d534e96SShahar S Matityahu u32 size = 0; 17808d534e96SShahar S Matityahu u32 fifo_hdr = sizeof(struct iwl_fw_ini_error_dump_range) + 1781c9fe75e9SShahar S Matityahu registers_num * 178297319355SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_register); 17838d7dea25SShahar S Matityahu 1784c9fe75e9SShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg_data, size)) { 17858d534e96SShahar S Matityahu size += fifo_hdr; 1786c9fe75e9SShahar S Matityahu if (!reg->fifos.hdr_only) 17878d534e96SShahar S Matityahu size += iter->fifo_size; 17888d534e96SShahar S Matityahu } 17898d534e96SShahar S Matityahu 1790c9fe75e9SShahar S Matityahu if (!size) 1791c9fe75e9SShahar S Matityahu return 0; 17928d534e96SShahar S Matityahu 1793c9fe75e9SShahar S Matityahu return size + sizeof(struct iwl_fw_ini_error_dump); 17948d534e96SShahar S Matityahu } 17958d534e96SShahar S Matityahu 17968d534e96SShahar S Matityahu static u32 iwl_dump_ini_rxf_get_size(struct iwl_fw_runtime *fwrt, 1797c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 17988d7dea25SShahar S Matityahu { 1799c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 18008d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rx_data; 1801c9fe75e9SShahar S Matityahu u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs); 18028d7dea25SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump) + 18038d7dea25SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range) + 1804c9fe75e9SShahar S Matityahu registers_num * sizeof(struct iwl_fw_ini_error_dump_register); 18058d7dea25SShahar S Matityahu 1806c9fe75e9SShahar S Matityahu if (reg->fifos.hdr_only) 18078d7dea25SShahar S Matityahu return size; 18088d7dea25SShahar S Matityahu 1809c9fe75e9SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg_data, &rx_data); 18108d7dea25SShahar S Matityahu size += rx_data.size; 18118d7dea25SShahar S Matityahu 18128d7dea25SShahar S Matityahu return size; 18138d7dea25SShahar S Matityahu } 18148d7dea25SShahar S Matityahu 1815a77e3d28SShahar S Matityahu static u32 1816a77e3d28SShahar S Matityahu iwl_dump_ini_err_table_get_size(struct iwl_fw_runtime *fwrt, 1817a77e3d28SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 1818a77e3d28SShahar S Matityahu { 1819a77e3d28SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 1820a77e3d28SShahar S Matityahu u32 size = le32_to_cpu(reg->err_table.size); 1821a77e3d28SShahar S Matityahu 1822a77e3d28SShahar S Matityahu if (size) 1823a77e3d28SShahar S Matityahu size += sizeof(struct iwl_fw_ini_err_table_dump) + 1824a77e3d28SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 1825a77e3d28SShahar S Matityahu 1826a77e3d28SShahar S Matityahu return size; 1827a77e3d28SShahar S Matityahu } 1828a77e3d28SShahar S Matityahu 18293ed34fbfSShahar S Matityahu static u32 18303ed34fbfSShahar S Matityahu iwl_dump_ini_fw_pkt_get_size(struct iwl_fw_runtime *fwrt, 18313ed34fbfSShahar S Matityahu struct iwl_dump_ini_region_data *reg_data) 18323ed34fbfSShahar S Matityahu { 18333ed34fbfSShahar S Matityahu u32 size = 0; 18343ed34fbfSShahar S Matityahu 18353ed34fbfSShahar S Matityahu if (!reg_data->dump_data->fw_pkt) 18363ed34fbfSShahar S Matityahu return 0; 18373ed34fbfSShahar S Matityahu 18383ed34fbfSShahar S Matityahu size += iwl_rx_packet_payload_len(reg_data->dump_data->fw_pkt); 18393ed34fbfSShahar S Matityahu if (size) 18403ed34fbfSShahar S Matityahu size += sizeof(struct iwl_fw_ini_error_dump) + 18413ed34fbfSShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 18423ed34fbfSShahar S Matityahu 18433ed34fbfSShahar S Matityahu return size; 18443ed34fbfSShahar S Matityahu } 18453ed34fbfSShahar S Matityahu 18468d534e96SShahar S Matityahu /** 18478d534e96SShahar S Matityahu * struct iwl_dump_ini_mem_ops - ini memory dump operations 18488d534e96SShahar S Matityahu * @get_num_of_ranges: returns the number of memory ranges in the region. 184901e591c9SShahar S Matityahu * @get_size: returns the total size of the region. 18502dbf3aeaSShahar S Matityahu * @fill_mem_hdr: fills region type specific headers and returns pointer to 18512dbf3aeaSShahar S Matityahu * the first range or NULL if failed to fill headers. 18528d534e96SShahar S Matityahu * @fill_range: copies a given memory range into the dump. 18531b64d58bSShahar S Matityahu * Returns the size of the range or negative error value otherwise. 18548d534e96SShahar S Matityahu */ 18558d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops { 18568d534e96SShahar S Matityahu u32 (*get_num_of_ranges)(struct iwl_fw_runtime *fwrt, 1857c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data); 18588d534e96SShahar S Matityahu u32 (*get_size)(struct iwl_fw_runtime *fwrt, 1859c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data); 18602dbf3aeaSShahar S Matityahu void *(*fill_mem_hdr)(struct iwl_fw_runtime *fwrt, 1861c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1862c9fe75e9SShahar S Matityahu void *data); 18638d534e96SShahar S Matityahu int (*fill_range)(struct iwl_fw_runtime *fwrt, 1864c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1865c9fe75e9SShahar S Matityahu void *range, int idx); 18668d534e96SShahar S Matityahu }; 18678d534e96SShahar S Matityahu 18688d534e96SShahar S Matityahu /** 18690fc296f8SShahar S Matityahu * iwl_dump_ini_mem 18700fc296f8SShahar S Matityahu * 18710fc296f8SShahar S Matityahu * Creates a dump tlv and copy a memory region into it. 18720fc296f8SShahar S Matityahu * Returns the size of the current dump tlv or 0 if failed 18730fc296f8SShahar S Matityahu * 18740fc296f8SShahar S Matityahu * @fwrt: fw runtime struct 18750fc296f8SShahar S Matityahu * @list: list to add the dump tlv to 18760fc296f8SShahar S Matityahu * @reg: memory region 18770fc296f8SShahar S Matityahu * @ops: memory dump operations 18788d534e96SShahar S Matityahu */ 18790fc296f8SShahar S Matityahu static u32 iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, struct list_head *list, 1880c9fe75e9SShahar S Matityahu struct iwl_dump_ini_region_data *reg_data, 1881cd6de838SShahar S Matityahu const struct iwl_dump_ini_mem_ops *ops) 18828d534e96SShahar S Matityahu { 1883c9fe75e9SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data; 18840fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 18850fc296f8SShahar S Matityahu struct iwl_fw_error_dump_data *tlv; 18860fc296f8SShahar S Matityahu struct iwl_fw_ini_error_dump_header *header; 1887c9fe75e9SShahar S Matityahu u32 type = le32_to_cpu(reg->type), id = le32_to_cpu(reg->id); 1888c9fe75e9SShahar S Matityahu u32 num_of_ranges, i, size; 18891a6c8bb7SShahar S Matityahu void *range; 18908d534e96SShahar S Matityahu 1891cd6de838SShahar S Matityahu if (!ops->get_num_of_ranges || !ops->get_size || !ops->fill_mem_hdr || 1892cd6de838SShahar S Matityahu !ops->fill_range) 18930fc296f8SShahar S Matityahu return 0; 18948d534e96SShahar S Matityahu 1895c9fe75e9SShahar S Matityahu size = ops->get_size(fwrt, reg_data); 1896e8704b81SShahar S Matityahu if (!size) 18970fc296f8SShahar S Matityahu return 0; 18980fc296f8SShahar S Matityahu 18996abe1e2eSShahar S Matityahu entry = vzalloc(sizeof(*entry) + sizeof(*tlv) + size); 19000fc296f8SShahar S Matityahu if (!entry) 19010fc296f8SShahar S Matityahu return 0; 19020fc296f8SShahar S Matityahu 19030fc296f8SShahar S Matityahu entry->size = sizeof(*tlv) + size; 19040fc296f8SShahar S Matityahu 19050fc296f8SShahar S Matityahu tlv = (void *)entry->data; 1906c9fe75e9SShahar S Matityahu tlv->type = reg->type; 19070fc296f8SShahar S Matityahu tlv->len = cpu_to_le32(size); 1908e8704b81SShahar S Matityahu 1909c9fe75e9SShahar S Matityahu IWL_DEBUG_FW(fwrt, "WRT: Collecting region: id=%d, type=%d\n", id, 1910c9fe75e9SShahar S Matityahu type); 191153032e6eSShahar S Matityahu 1912c9fe75e9SShahar S Matityahu num_of_ranges = ops->get_num_of_ranges(fwrt, reg_data); 19138d534e96SShahar S Matityahu 19140fc296f8SShahar S Matityahu header = (void *)tlv->data; 1915c9fe75e9SShahar S Matityahu header->region_id = reg->id; 19168d534e96SShahar S Matityahu header->num_of_ranges = cpu_to_le32(num_of_ranges); 1917c9fe75e9SShahar S Matityahu header->name_len = cpu_to_le32(IWL_FW_INI_MAX_NAME); 1918c9fe75e9SShahar S Matityahu memcpy(header->name, reg->name, IWL_FW_INI_MAX_NAME); 19198d534e96SShahar S Matityahu 1920c9fe75e9SShahar S Matityahu range = ops->fill_mem_hdr(fwrt, reg_data, header); 192105841faaSShahar S Matityahu if (!range) { 192253032e6eSShahar S Matityahu IWL_ERR(fwrt, 1923a64d4e8dSShahar S Matityahu "WRT: Failed to fill region header: id=%d, type=%d\n", 1924c9fe75e9SShahar S Matityahu id, type); 19250fc296f8SShahar S Matityahu goto out_err; 192605841faaSShahar S Matityahu } 19278d534e96SShahar S Matityahu 19288d534e96SShahar S Matityahu for (i = 0; i < num_of_ranges; i++) { 1929c9fe75e9SShahar S Matityahu int range_size = ops->fill_range(fwrt, reg_data, range, i); 19308d534e96SShahar S Matityahu 19311a6c8bb7SShahar S Matityahu if (range_size < 0) { 193253032e6eSShahar S Matityahu IWL_ERR(fwrt, 1933a64d4e8dSShahar S Matityahu "WRT: Failed to dump region: id=%d, type=%d\n", 1934c9fe75e9SShahar S Matityahu id, type); 19350fc296f8SShahar S Matityahu goto out_err; 19368d534e96SShahar S Matityahu } 19371a6c8bb7SShahar S Matityahu range = range + range_size; 19388d534e96SShahar S Matityahu } 19390fc296f8SShahar S Matityahu 19400fc296f8SShahar S Matityahu list_add_tail(&entry->list, list); 19410fc296f8SShahar S Matityahu 19420fc296f8SShahar S Matityahu return entry->size; 19430fc296f8SShahar S Matityahu 19440fc296f8SShahar S Matityahu out_err: 19456abe1e2eSShahar S Matityahu vfree(entry); 19460fc296f8SShahar S Matityahu 19470fc296f8SShahar S Matityahu return 0; 19488d534e96SShahar S Matityahu } 19498d534e96SShahar S Matityahu 19500fc296f8SShahar S Matityahu static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt, 19513b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trigger, 19520fc296f8SShahar S Matityahu struct list_head *list) 19530a3a3e9eSShahar S Matityahu { 19540fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 19550fc296f8SShahar S Matityahu struct iwl_fw_error_dump_data *tlv; 19560fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_info *dump; 1957677d25b2SShahar S Matityahu struct iwl_dbg_tlv_node *node; 1958677d25b2SShahar S Matityahu struct iwl_fw_ini_dump_cfg_name *cfg_name; 19593b589d56SShahar S Matityahu u32 size = sizeof(*tlv) + sizeof(*dump); 1960677d25b2SShahar S Matityahu u32 num_of_cfg_names = 0; 19610a3a3e9eSShahar S Matityahu 1962677d25b2SShahar S Matityahu list_for_each_entry(node, &fwrt->trans->dbg.debug_info_tlv_list, list) { 1963677d25b2SShahar S Matityahu size += sizeof(*cfg_name); 1964677d25b2SShahar S Matityahu num_of_cfg_names++; 1965677d25b2SShahar S Matityahu } 19660a3a3e9eSShahar S Matityahu 19676abe1e2eSShahar S Matityahu entry = vzalloc(sizeof(*entry) + size); 19680fc296f8SShahar S Matityahu if (!entry) 19690fc296f8SShahar S Matityahu return 0; 19700fc296f8SShahar S Matityahu 19710fc296f8SShahar S Matityahu entry->size = size; 19720fc296f8SShahar S Matityahu 19730fc296f8SShahar S Matityahu tlv = (void *)entry->data; 19740fc296f8SShahar S Matityahu tlv->type = cpu_to_le32(IWL_INI_DUMP_INFO_TYPE); 19753b589d56SShahar S Matityahu tlv->len = cpu_to_le32(size - sizeof(*tlv)); 19760fc296f8SShahar S Matityahu 19770fc296f8SShahar S Matityahu dump = (void *)tlv->data; 19780a3a3e9eSShahar S Matityahu 19790a3a3e9eSShahar S Matityahu dump->version = cpu_to_le32(IWL_INI_DUMP_VER); 19803b589d56SShahar S Matityahu dump->time_point = trigger->time_point; 19813b589d56SShahar S Matityahu dump->trigger_reason = trigger->trigger_reason; 19823b589d56SShahar S Matityahu dump->external_cfg_state = 1983341bd290SShahar S Matityahu cpu_to_le32(fwrt->trans->dbg.external_ini_cfg); 19840a3a3e9eSShahar S Matityahu 19850a3a3e9eSShahar S Matityahu dump->ver_type = cpu_to_le32(fwrt->dump.fw_ver.type); 19860a3a3e9eSShahar S Matityahu dump->ver_subtype = cpu_to_le32(fwrt->dump.fw_ver.subtype); 19870a3a3e9eSShahar S Matityahu 19880a3a3e9eSShahar S Matityahu dump->hw_step = cpu_to_le32(CSR_HW_REV_STEP(fwrt->trans->hw_rev)); 19890a3a3e9eSShahar S Matityahu dump->hw_type = cpu_to_le32(CSR_HW_REV_TYPE(fwrt->trans->hw_rev)); 19900a3a3e9eSShahar S Matityahu 19910a3a3e9eSShahar S Matityahu dump->rf_id_flavor = 19920a3a3e9eSShahar S Matityahu cpu_to_le32(CSR_HW_RFID_FLAVOR(fwrt->trans->hw_rf_id)); 19930a3a3e9eSShahar S Matityahu dump->rf_id_dash = cpu_to_le32(CSR_HW_RFID_DASH(fwrt->trans->hw_rf_id)); 19940a3a3e9eSShahar S Matityahu dump->rf_id_step = cpu_to_le32(CSR_HW_RFID_STEP(fwrt->trans->hw_rf_id)); 19950a3a3e9eSShahar S Matityahu dump->rf_id_type = cpu_to_le32(CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id)); 19960a3a3e9eSShahar S Matityahu 19970a3a3e9eSShahar S Matityahu dump->lmac_major = cpu_to_le32(fwrt->dump.fw_ver.lmac_major); 19980a3a3e9eSShahar S Matityahu dump->lmac_minor = cpu_to_le32(fwrt->dump.fw_ver.lmac_minor); 19990a3a3e9eSShahar S Matityahu dump->umac_major = cpu_to_le32(fwrt->dump.fw_ver.umac_major); 20000a3a3e9eSShahar S Matityahu dump->umac_minor = cpu_to_le32(fwrt->dump.fw_ver.umac_minor); 20010a3a3e9eSShahar S Matityahu 2002677d25b2SShahar S Matityahu dump->fw_mon_mode = cpu_to_le32(fwrt->trans->dbg.ini_dest); 2003677d25b2SShahar S Matityahu dump->regions_mask = trigger->regions_mask; 2004677d25b2SShahar S Matityahu 20050a3a3e9eSShahar S Matityahu dump->build_tag_len = cpu_to_le32(sizeof(dump->build_tag)); 20060a3a3e9eSShahar S Matityahu memcpy(dump->build_tag, fwrt->fw->human_readable, 20070a3a3e9eSShahar S Matityahu sizeof(dump->build_tag)); 20080a3a3e9eSShahar S Matityahu 2009677d25b2SShahar S Matityahu cfg_name = dump->cfg_names; 2010677d25b2SShahar S Matityahu dump->num_of_cfg_names = cpu_to_le32(num_of_cfg_names); 2011677d25b2SShahar S Matityahu list_for_each_entry(node, &fwrt->trans->dbg.debug_info_tlv_list, list) { 2012677d25b2SShahar S Matityahu struct iwl_fw_ini_debug_info_tlv *debug_info = 2013677d25b2SShahar S Matityahu (void *)node->tlv.data; 20140a3a3e9eSShahar S Matityahu 2015677d25b2SShahar S Matityahu cfg_name->image_type = debug_info->image_type; 2016677d25b2SShahar S Matityahu cfg_name->cfg_name_len = 2017677d25b2SShahar S Matityahu cpu_to_le32(IWL_FW_INI_MAX_CFG_NAME); 2018677d25b2SShahar S Matityahu memcpy(cfg_name->cfg_name, debug_info->debug_cfg_name, 2019677d25b2SShahar S Matityahu sizeof(cfg_name->cfg_name)); 2020677d25b2SShahar S Matityahu cfg_name++; 2021677d25b2SShahar S Matityahu } 20220a3a3e9eSShahar S Matityahu 20230fc296f8SShahar S Matityahu /* add dump info TLV to the beginning of the list since it needs to be 20240fc296f8SShahar S Matityahu * the first TLV in the dump 20250fc296f8SShahar S Matityahu */ 20260fc296f8SShahar S Matityahu list_add(&entry->list, list); 20270fc296f8SShahar S Matityahu 20280fc296f8SShahar S Matityahu return entry->size; 20290a3a3e9eSShahar S Matityahu } 20300a3a3e9eSShahar S Matityahu 2031cd6de838SShahar S Matityahu static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = { 2032cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_INVALID] = {}, 2033593fae3eSShahar S Matityahu [IWL_FW_INI_REGION_INTERNAL_BUFFER] = { 2034593fae3eSShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 2035593fae3eSShahar S Matityahu .get_size = iwl_dump_ini_mon_smem_get_size, 2036593fae3eSShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mon_smem_fill_header, 2037593fae3eSShahar S Matityahu .fill_range = iwl_dump_ini_mon_smem_iter, 2038593fae3eSShahar S Matityahu }, 2039593fae3eSShahar S Matityahu [IWL_FW_INI_REGION_DRAM_BUFFER] = { 2040593fae3eSShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mon_dram_ranges, 2041593fae3eSShahar S Matityahu .get_size = iwl_dump_ini_mon_dram_get_size, 2042593fae3eSShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mon_dram_fill_header, 2043593fae3eSShahar S Matityahu .fill_range = iwl_dump_ini_mon_dram_iter, 2044593fae3eSShahar S Matityahu }, 2045c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_TXF] = { 2046c9fe75e9SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_txf_ranges, 2047c9fe75e9SShahar S Matityahu .get_size = iwl_dump_ini_txf_get_size, 2048c9fe75e9SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2049c9fe75e9SShahar S Matityahu .fill_range = iwl_dump_ini_txf_iter, 2050c9fe75e9SShahar S Matityahu }, 2051c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_RXF] = { 2052c9fe75e9SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 2053c9fe75e9SShahar S Matityahu .get_size = iwl_dump_ini_rxf_get_size, 2054c9fe75e9SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2055c9fe75e9SShahar S Matityahu .fill_range = iwl_dump_ini_rxf_iter, 2056c9fe75e9SShahar S Matityahu }, 2057a77e3d28SShahar S Matityahu [IWL_FW_INI_REGION_LMAC_ERROR_TABLE] = { 2058a77e3d28SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 2059a77e3d28SShahar S Matityahu .get_size = iwl_dump_ini_err_table_get_size, 2060a77e3d28SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_err_table_fill_header, 2061a77e3d28SShahar S Matityahu .fill_range = iwl_dump_ini_err_table_iter, 2062a77e3d28SShahar S Matityahu }, 2063a77e3d28SShahar S Matityahu [IWL_FW_INI_REGION_UMAC_ERROR_TABLE] = { 2064a77e3d28SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 2065a77e3d28SShahar S Matityahu .get_size = iwl_dump_ini_err_table_get_size, 2066a77e3d28SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_err_table_fill_header, 2067a77e3d28SShahar S Matityahu .fill_range = iwl_dump_ini_err_table_iter, 2068a77e3d28SShahar S Matityahu }, 20693ed34fbfSShahar S Matityahu [IWL_FW_INI_REGION_RSP_OR_NOTIF] = { 20703ed34fbfSShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_single_range, 20713ed34fbfSShahar S Matityahu .get_size = iwl_dump_ini_fw_pkt_get_size, 20723ed34fbfSShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 20733ed34fbfSShahar S Matityahu .fill_range = iwl_dump_ini_fw_pkt_iter, 20743ed34fbfSShahar S Matityahu }, 2075cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_DEVICE_MEMORY] = { 2076cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mem_ranges, 2077cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_mem_get_size, 2078cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2079cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_dev_mem_iter, 2080cd6de838SShahar S Matityahu }, 2081cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PERIPHERY_MAC] = { 2082cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mem_ranges, 2083cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_mem_get_size, 2084cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2085cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_prph_iter, 2086cd6de838SShahar S Matityahu }, 2087cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PERIPHERY_PHY] = {}, 2088cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PERIPHERY_AUX] = {}, 2089cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_PAGING] = { 2090cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2091cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_paging_ranges, 2092cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_paging_get_size, 2093cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_paging_iter, 2094cd6de838SShahar S Matityahu }, 2095cd6de838SShahar S Matityahu [IWL_FW_INI_REGION_CSR] = { 2096cd6de838SShahar S Matityahu .get_num_of_ranges = iwl_dump_ini_mem_ranges, 2097cd6de838SShahar S Matityahu .get_size = iwl_dump_ini_mem_get_size, 2098cd6de838SShahar S Matityahu .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2099cd6de838SShahar S Matityahu .fill_range = iwl_dump_ini_csr_iter, 2100cd6de838SShahar S Matityahu }, 2101c9fe75e9SShahar S Matityahu [IWL_FW_INI_REGION_DRAM_IMR] = {}, 2102f696a7eeSLuca Coelho [IWL_FW_INI_REGION_PCI_IOSF_CONFIG] = { 2103f696a7eeSLuca Coelho .get_num_of_ranges = iwl_dump_ini_mem_ranges, 2104f696a7eeSLuca Coelho .get_size = iwl_dump_ini_mem_get_size, 2105f696a7eeSLuca Coelho .fill_mem_hdr = iwl_dump_ini_mem_fill_header, 2106f696a7eeSLuca Coelho .fill_range = iwl_dump_ini_config_iter, 2107f696a7eeSLuca Coelho }, 2108cd6de838SShahar S Matityahu }; 2109cd6de838SShahar S Matityahu 21100fc296f8SShahar S Matityahu static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt, 21113b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data, 21120fc296f8SShahar S Matityahu struct list_head *list) 21137a14c23dSSara Sharon { 21143b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig; 21153ed34fbfSShahar S Matityahu struct iwl_dump_ini_region_data reg_data = { 21163ed34fbfSShahar S Matityahu .dump_data = dump_data, 21173ed34fbfSShahar S Matityahu }; 21180fc296f8SShahar S Matityahu int i; 21190fc296f8SShahar S Matityahu u32 size = 0; 21203b589d56SShahar S Matityahu u64 regions_mask = le64_to_cpu(trigger->regions_mask); 21217a14c23dSSara Sharon 2122*0960237dSMordechay Goodstein BUILD_BUG_ON(sizeof(trigger->regions_mask) != sizeof(regions_mask)); 2123*0960237dSMordechay Goodstein BUILD_BUG_ON((sizeof(trigger->regions_mask) * BITS_PER_BYTE) < 2124*0960237dSMordechay Goodstein ARRAY_SIZE(fwrt->trans->dbg.active_regions)); 2125*0960237dSMordechay Goodstein 2126*0960237dSMordechay Goodstein for (i = 0; i < ARRAY_SIZE(fwrt->trans->dbg.active_regions); i++) { 21273b589d56SShahar S Matityahu u32 reg_type; 21283b589d56SShahar S Matityahu struct iwl_fw_ini_region_tlv *reg; 21297a14c23dSSara Sharon 21303b589d56SShahar S Matityahu if (!(BIT_ULL(i) & regions_mask)) 21317a14c23dSSara Sharon continue; 21327a14c23dSSara Sharon 21333b589d56SShahar S Matityahu reg_data.reg_tlv = fwrt->trans->dbg.active_regions[i]; 21343b589d56SShahar S Matityahu if (!reg_data.reg_tlv) { 213553032e6eSShahar S Matityahu IWL_WARN(fwrt, 21363b589d56SShahar S Matityahu "WRT: Unassigned region id %d, skipping\n", i); 21377a14c23dSSara Sharon continue; 213853032e6eSShahar S Matityahu } 21397a14c23dSSara Sharon 21403b589d56SShahar S Matityahu reg = (void *)reg_data.reg_tlv->data; 21413b589d56SShahar S Matityahu reg_type = le32_to_cpu(reg->type); 2142cd6de838SShahar S Matityahu if (reg_type >= ARRAY_SIZE(iwl_dump_ini_region_ops)) 2143cd6de838SShahar S Matityahu continue; 2144cd6de838SShahar S Matityahu 2145c9fe75e9SShahar S Matityahu size += iwl_dump_ini_mem(fwrt, list, ®_data, 2146cd6de838SShahar S Matityahu &iwl_dump_ini_region_ops[reg_type]); 21477a14c23dSSara Sharon } 21480fc296f8SShahar S Matityahu 21490fc296f8SShahar S Matityahu if (size) 21500fc296f8SShahar S Matityahu size += iwl_dump_ini_info(fwrt, trigger, list); 21510fc296f8SShahar S Matityahu 21520fc296f8SShahar S Matityahu return size; 21537a14c23dSSara Sharon } 21547a14c23dSSara Sharon 21553b589d56SShahar S Matityahu static bool iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt, 21563b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trig) 21573b589d56SShahar S Matityahu { 21583b589d56SShahar S Matityahu enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point); 21593b589d56SShahar S Matityahu u32 usec = le32_to_cpu(trig->ignore_consec); 21603b589d56SShahar S Matityahu 21613b589d56SShahar S Matityahu if (!iwl_trans_dbg_ini_valid(fwrt->trans) || 21623b589d56SShahar S Matityahu tp_id == IWL_FW_INI_TIME_POINT_INVALID || 21633b589d56SShahar S Matityahu tp_id >= IWL_FW_INI_TIME_POINT_NUM || 21643b589d56SShahar S Matityahu iwl_fw_dbg_no_trig_window(fwrt, tp_id, usec)) 21653b589d56SShahar S Matityahu return false; 21663b589d56SShahar S Matityahu 21673b589d56SShahar S Matityahu return true; 21683b589d56SShahar S Matityahu } 21693b589d56SShahar S Matityahu 21700fc296f8SShahar S Matityahu static u32 iwl_dump_ini_file_gen(struct iwl_fw_runtime *fwrt, 21713b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data, 21720fc296f8SShahar S Matityahu struct list_head *list) 21737a14c23dSSara Sharon { 21743b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig; 21750fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 21760fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_file_hdr *hdr; 21770fc296f8SShahar S Matityahu u32 size; 21787a14c23dSSara Sharon 21793b589d56SShahar S Matityahu if (!trigger || !iwl_fw_ini_trigger_on(fwrt, trigger) || 21803b589d56SShahar S Matityahu !le64_to_cpu(trigger->regions_mask)) 21810fc296f8SShahar S Matityahu return 0; 21827a14c23dSSara Sharon 21836abe1e2eSShahar S Matityahu entry = vzalloc(sizeof(*entry) + sizeof(*hdr)); 21840fc296f8SShahar S Matityahu if (!entry) 21850fc296f8SShahar S Matityahu return 0; 21867a14c23dSSara Sharon 21870fc296f8SShahar S Matityahu entry->size = sizeof(*hdr); 2188b05d57c9SShahar S Matityahu 21893b589d56SShahar S Matityahu size = iwl_dump_ini_trigger(fwrt, dump_data, list); 21900fc296f8SShahar S Matityahu if (!size) { 21916abe1e2eSShahar S Matityahu vfree(entry); 21920fc296f8SShahar S Matityahu return 0; 21930fc296f8SShahar S Matityahu } 21947a14c23dSSara Sharon 21950fc296f8SShahar S Matityahu hdr = (void *)entry->data; 21960fc296f8SShahar S Matityahu hdr->barker = cpu_to_le32(IWL_FW_INI_ERROR_DUMP_BARKER); 21970fc296f8SShahar S Matityahu hdr->file_len = cpu_to_le32(size + entry->size); 21987a14c23dSSara Sharon 21990fc296f8SShahar S Matityahu list_add(&entry->list, list); 22007a14c23dSSara Sharon 22010fc296f8SShahar S Matityahu return le32_to_cpu(hdr->file_len); 22027a14c23dSSara Sharon } 22037a14c23dSSara Sharon 22047a99c877SShahar S Matityahu static inline void iwl_fw_free_dump_desc(struct iwl_fw_runtime *fwrt, 22052abe24f9SShahar S Matityahu const struct iwl_fw_dump_desc *desc) 22067a99c877SShahar S Matityahu { 22072abe24f9SShahar S Matityahu if (desc && desc != &iwl_dump_desc_assert) 22082abe24f9SShahar S Matityahu kfree(desc); 22097a99c877SShahar S Matityahu 22107a99c877SShahar S Matityahu fwrt->dump.lmac_err_id[0] = 0; 22117a99c877SShahar S Matityahu if (fwrt->smem_cfg.num_lmacs > 1) 22127a99c877SShahar S Matityahu fwrt->dump.lmac_err_id[1] = 0; 22137a99c877SShahar S Matityahu fwrt->dump.umac_err_id = 0; 22147a99c877SShahar S Matityahu } 22157a99c877SShahar S Matityahu 22167a99c877SShahar S Matityahu static void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt, 22177a99c877SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data) 2218a6820511SSara Sharon { 22194b49e34eSShahar S Matityahu struct iwl_fw_dump_ptrs fw_error_dump = {}; 2220a6820511SSara Sharon struct iwl_fw_error_dump_file *dump_file; 2221a6820511SSara Sharon struct scatterlist *sg_dump_data; 2222a6820511SSara Sharon u32 file_len; 222379f033f6SSara Sharon u32 dump_mask = fwrt->fw->dbg.dump_mask; 2224a6820511SSara Sharon 22257a99c877SShahar S Matityahu dump_file = iwl_fw_error_dump_file(fwrt, &fw_error_dump, dump_data); 22264b49e34eSShahar S Matityahu if (!dump_file) 22277a99c877SShahar S Matityahu return; 2228a6820511SSara Sharon 22297a99c877SShahar S Matityahu if (dump_data->monitor_only) 223079f033f6SSara Sharon dump_mask &= IWL_FW_ERROR_DUMP_FW_MONITOR; 223179f033f6SSara Sharon 22324b49e34eSShahar S Matityahu fw_error_dump.trans_ptr = iwl_trans_dump_data(fwrt->trans, dump_mask); 2233a6820511SSara Sharon file_len = le32_to_cpu(dump_file->file_len); 22344b49e34eSShahar S Matityahu fw_error_dump.fwrt_len = file_len; 22354b49e34eSShahar S Matityahu 22364b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) { 22374b49e34eSShahar S Matityahu file_len += fw_error_dump.trans_ptr->len; 22387174beb6SJohannes Berg dump_file->file_len = cpu_to_le32(file_len); 2239a6820511SSara Sharon } 22407174beb6SJohannes Berg 22417174beb6SJohannes Berg sg_dump_data = alloc_sgtable(file_len); 22427174beb6SJohannes Berg if (sg_dump_data) { 22437174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 22447174beb6SJohannes Berg sg_nents(sg_dump_data), 22454b49e34eSShahar S Matityahu fw_error_dump.fwrt_ptr, 22464b49e34eSShahar S Matityahu fw_error_dump.fwrt_len, 0); 22474b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) 22487174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 22497174beb6SJohannes Berg sg_nents(sg_dump_data), 22504b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->data, 22514b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->len, 22524b49e34eSShahar S Matityahu fw_error_dump.fwrt_len); 22537174beb6SJohannes Berg dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 22547174beb6SJohannes Berg GFP_KERNEL); 22557174beb6SJohannes Berg } 22564b49e34eSShahar S Matityahu vfree(fw_error_dump.fwrt_ptr); 22574b49e34eSShahar S Matityahu vfree(fw_error_dump.trans_ptr); 22587174beb6SJohannes Berg } 22594b49e34eSShahar S Matityahu 22600fc296f8SShahar S Matityahu static void iwl_dump_ini_list_free(struct list_head *list) 22610fc296f8SShahar S Matityahu { 22620fc296f8SShahar S Matityahu while (!list_empty(list)) { 22630fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry = 22640fc296f8SShahar S Matityahu list_entry(list->next, typeof(*entry), list); 22650fc296f8SShahar S Matityahu 22660fc296f8SShahar S Matityahu list_del(&entry->list); 22676abe1e2eSShahar S Matityahu vfree(entry); 22680fc296f8SShahar S Matityahu } 22690fc296f8SShahar S Matityahu } 22700fc296f8SShahar S Matityahu 22713b589d56SShahar S Matityahu static void iwl_fw_error_dump_data_free(struct iwl_fwrt_dump_data *dump_data) 22724b49e34eSShahar S Matityahu { 22733b589d56SShahar S Matityahu dump_data->trig = NULL; 22743ed34fbfSShahar S Matityahu kfree(dump_data->fw_pkt); 22753ed34fbfSShahar S Matityahu dump_data->fw_pkt = NULL; 22763b589d56SShahar S Matityahu } 22773b589d56SShahar S Matityahu 22783b589d56SShahar S Matityahu static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt, 22793b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data) 22803b589d56SShahar S Matityahu { 22810fc296f8SShahar S Matityahu struct list_head dump_list = LIST_HEAD_INIT(dump_list); 22824b49e34eSShahar S Matityahu struct scatterlist *sg_dump_data; 22833b589d56SShahar S Matityahu u32 file_len = iwl_dump_ini_file_gen(fwrt, dump_data, &dump_list); 22844b49e34eSShahar S Matityahu 22850fc296f8SShahar S Matityahu if (!file_len) 22867a99c877SShahar S Matityahu return; 22874b49e34eSShahar S Matityahu 22884b49e34eSShahar S Matityahu sg_dump_data = alloc_sgtable(file_len); 22894b49e34eSShahar S Matityahu if (sg_dump_data) { 22900fc296f8SShahar S Matityahu struct iwl_fw_ini_dump_entry *entry; 22910fc296f8SShahar S Matityahu int sg_entries = sg_nents(sg_dump_data); 22920fc296f8SShahar S Matityahu u32 offs = 0; 22930fc296f8SShahar S Matityahu 22940fc296f8SShahar S Matityahu list_for_each_entry(entry, &dump_list, list) { 22950fc296f8SShahar S Matityahu sg_pcopy_from_buffer(sg_dump_data, sg_entries, 22960fc296f8SShahar S Matityahu entry->data, entry->size, offs); 22970fc296f8SShahar S Matityahu offs += entry->size; 22980fc296f8SShahar S Matityahu } 22994b49e34eSShahar S Matityahu dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 23004b49e34eSShahar S Matityahu GFP_KERNEL); 23014b49e34eSShahar S Matityahu } 23020fc296f8SShahar S Matityahu iwl_dump_ini_list_free(&dump_list); 23034b49e34eSShahar S Matityahu } 23047174beb6SJohannes Berg 23057174beb6SJohannes Berg const struct iwl_fw_dump_desc iwl_dump_desc_assert = { 23067174beb6SJohannes Berg .trig_desc = { 23077174beb6SJohannes Berg .type = cpu_to_le32(FW_DBG_TRIGGER_FW_ASSERT), 23087174beb6SJohannes Berg }, 23097174beb6SJohannes Berg }; 23107174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_dump_desc_assert); 23117174beb6SJohannes Berg 23127174beb6SJohannes Berg int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt, 2313124e0ebaSSara Sharon const struct iwl_fw_dump_desc *desc, 2314124e0ebaSSara Sharon bool monitor_only, 2315ea7cb829SSara Sharon unsigned int delay) 23167174beb6SJohannes Berg { 23177a99c877SShahar S Matityahu struct iwl_fwrt_wk_data *wk_data; 23187a99c877SShahar S Matityahu unsigned long idx; 23197a99c877SShahar S Matityahu 2320a1af4c48SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) { 23212abe24f9SShahar S Matityahu iwl_fw_free_dump_desc(fwrt, desc); 23223b589d56SShahar S Matityahu return 0; 23234b49e34eSShahar S Matityahu } 23244b49e34eSShahar S Matityahu 23257a99c877SShahar S Matityahu /* 23267a99c877SShahar S Matityahu * Check there is an available worker. 23277a99c877SShahar S Matityahu * ffz return value is undefined if no zero exists, 23287a99c877SShahar S Matityahu * so check against ~0UL first. 2329c7ab138eSShahar S Matityahu */ 23307a99c877SShahar S Matityahu if (fwrt->dump.active_wks == ~0UL) 23317174beb6SJohannes Berg return -EBUSY; 23327174beb6SJohannes Berg 23337a99c877SShahar S Matityahu idx = ffz(fwrt->dump.active_wks); 23347a99c877SShahar S Matityahu 23357a99c877SShahar S Matityahu if (idx >= IWL_FW_RUNTIME_DUMP_WK_NUM || 23367a99c877SShahar S Matityahu test_and_set_bit(fwrt->dump.wks[idx].idx, &fwrt->dump.active_wks)) 23377a99c877SShahar S Matityahu return -EBUSY; 23387a99c877SShahar S Matityahu 23397a99c877SShahar S Matityahu wk_data = &fwrt->dump.wks[idx]; 23407a99c877SShahar S Matityahu 23417a99c877SShahar S Matityahu if (WARN_ON(wk_data->dump_data.desc)) 23422abe24f9SShahar S Matityahu iwl_fw_free_dump_desc(fwrt, wk_data->dump_data.desc); 23437a99c877SShahar S Matityahu 23447a99c877SShahar S Matityahu wk_data->dump_data.desc = desc; 23457a99c877SShahar S Matityahu wk_data->dump_data.monitor_only = monitor_only; 23467174beb6SJohannes Berg 23477174beb6SJohannes Berg IWL_WARN(fwrt, "Collecting data: trigger %d fired.\n", 23487174beb6SJohannes Berg le32_to_cpu(desc->trig_desc.type)); 23497174beb6SJohannes Berg 23507a99c877SShahar S Matityahu schedule_delayed_work(&wk_data->wk, usecs_to_jiffies(delay)); 23517174beb6SJohannes Berg 23527174beb6SJohannes Berg return 0; 23537174beb6SJohannes Berg } 23547174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_desc); 23557174beb6SJohannes Berg 2356700b3799SShahar S Matityahu int iwl_fw_dbg_error_collect(struct iwl_fw_runtime *fwrt, 2357700b3799SShahar S Matityahu enum iwl_fw_dbg_trigger trig_type) 2358700b3799SShahar S Matityahu { 2359e4eee943SShahar S Matityahu if (!test_bit(STATUS_DEVICE_ENABLED, &fwrt->trans->status)) 2360e4eee943SShahar S Matityahu return -EIO; 2361e4eee943SShahar S Matityahu 2362f05f8eddSShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) { 2363f05f8eddSShahar S Matityahu if (trig_type != FW_DBG_TRIGGER_ALIVE_TIMEOUT) 2364f05f8eddSShahar S Matityahu return -EIO; 2365f05f8eddSShahar S Matityahu 2366f05f8eddSShahar S Matityahu iwl_dbg_tlv_time_point(fwrt, 2367f05f8eddSShahar S Matityahu IWL_FW_INI_TIME_POINT_HOST_ALIVE_TIMEOUT, 2368f05f8eddSShahar S Matityahu NULL); 2369f05f8eddSShahar S Matityahu } else { 2370f05f8eddSShahar S Matityahu struct iwl_fw_dump_desc *iwl_dump_error_desc; 2371f05f8eddSShahar S Matityahu int ret; 2372f05f8eddSShahar S Matityahu 2373f05f8eddSShahar S Matityahu iwl_dump_error_desc = 2374f05f8eddSShahar S Matityahu kmalloc(sizeof(*iwl_dump_error_desc), GFP_KERNEL); 2375f05f8eddSShahar S Matityahu 2376700b3799SShahar S Matityahu if (!iwl_dump_error_desc) 2377700b3799SShahar S Matityahu return -ENOMEM; 2378700b3799SShahar S Matityahu 2379700b3799SShahar S Matityahu iwl_dump_error_desc->trig_desc.type = cpu_to_le32(trig_type); 2380700b3799SShahar S Matityahu iwl_dump_error_desc->len = 0; 2381700b3799SShahar S Matityahu 2382f05f8eddSShahar S Matityahu ret = iwl_fw_dbg_collect_desc(fwrt, iwl_dump_error_desc, 2383f05f8eddSShahar S Matityahu false, 0); 2384f05f8eddSShahar S Matityahu if (ret) { 2385700b3799SShahar S Matityahu kfree(iwl_dump_error_desc); 2386f05f8eddSShahar S Matityahu return ret; 2387f05f8eddSShahar S Matityahu } 2388f05f8eddSShahar S Matityahu } 2389f05f8eddSShahar S Matityahu 239007d35b42SShahar S Matityahu iwl_trans_sync_nmi(fwrt->trans); 2391700b3799SShahar S Matityahu 2392f05f8eddSShahar S Matityahu return 0; 2393700b3799SShahar S Matityahu } 2394700b3799SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_error_collect); 2395700b3799SShahar S Matityahu 23964b49e34eSShahar S Matityahu int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt, 23977174beb6SJohannes Berg enum iwl_fw_dbg_trigger trig, 23987174beb6SJohannes Berg const char *str, size_t len, 2399af303252SSara Sharon struct iwl_fw_dbg_trigger_tlv *trigger) 24007174beb6SJohannes Berg { 24017174beb6SJohannes Berg struct iwl_fw_dump_desc *desc; 2402ea7cb829SSara Sharon unsigned int delay = 0; 2403124e0ebaSSara Sharon bool monitor_only = false; 24047174beb6SJohannes Berg 2405ea7cb829SSara Sharon if (trigger) { 2406ea7cb829SSara Sharon u16 occurrences = le16_to_cpu(trigger->occurrences) - 1; 2407ea7cb829SSara Sharon 2408ea7cb829SSara Sharon if (!le16_to_cpu(trigger->occurrences)) 2409af303252SSara Sharon return 0; 2410af303252SSara Sharon 2411ea7cb829SSara Sharon if (trigger->flags & IWL_FW_DBG_FORCE_RESTART) { 2412ea7cb829SSara Sharon IWL_WARN(fwrt, "Force restart: trigger %d fired.\n", 2413ea7cb829SSara Sharon trig); 2414378c8931SShahar S Matityahu iwl_force_nmi(fwrt->trans); 2415378c8931SShahar S Matityahu return 0; 2416378c8931SShahar S Matityahu } 2417378c8931SShahar S Matityahu 2418ea7cb829SSara Sharon trigger->occurrences = cpu_to_le16(occurrences); 2419124e0ebaSSara Sharon monitor_only = trigger->mode & IWL_FW_DBG_TRIGGER_MONITOR_ONLY; 2420159133c8SShahar S Matityahu 2421159133c8SShahar S Matityahu /* convert msec to usec */ 2422159133c8SShahar S Matityahu delay = le32_to_cpu(trigger->stop_delay) * USEC_PER_MSEC; 2423ea7cb829SSara Sharon } 2424ea7cb829SSara Sharon 24257174beb6SJohannes Berg desc = kzalloc(sizeof(*desc) + len, GFP_ATOMIC); 24267174beb6SJohannes Berg if (!desc) 24277174beb6SJohannes Berg return -ENOMEM; 24287174beb6SJohannes Berg 2429af303252SSara Sharon 24307174beb6SJohannes Berg desc->len = len; 24317174beb6SJohannes Berg desc->trig_desc.type = cpu_to_le32(trig); 24327174beb6SJohannes Berg memcpy(desc->trig_desc.data, str, len); 24337174beb6SJohannes Berg 2434124e0ebaSSara Sharon return iwl_fw_dbg_collect_desc(fwrt, desc, monitor_only, delay); 24357174beb6SJohannes Berg } 24364b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect); 2437fe1b7d6cSSara Sharon 24383b589d56SShahar S Matityahu int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, 24393b589d56SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data) 2440fe1b7d6cSSara Sharon { 24413b589d56SShahar S Matityahu struct iwl_fw_ini_trigger_tlv *trig = dump_data->trig; 24423b589d56SShahar S Matityahu enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point); 2443fe1b7d6cSSara Sharon u32 occur, delay; 2444c7ab138eSShahar S Matityahu unsigned long idx; 2445fe1b7d6cSSara Sharon 24463b589d56SShahar S Matityahu if (!iwl_fw_ini_trigger_on(fwrt, trig)) { 244753032e6eSShahar S Matityahu IWL_WARN(fwrt, "WRT: Trigger %d is not active, aborting dump\n", 24483b589d56SShahar S Matityahu tp_id); 244953032e6eSShahar S Matityahu return -EINVAL; 245053032e6eSShahar S Matityahu } 245153032e6eSShahar S Matityahu 24523b589d56SShahar S Matityahu delay = le32_to_cpu(trig->dump_delay); 24533b589d56SShahar S Matityahu occur = le32_to_cpu(trig->occurrences); 2454fe1b7d6cSSara Sharon if (!occur) 2455fe1b7d6cSSara Sharon return 0; 2456fe1b7d6cSSara Sharon 24573b589d56SShahar S Matityahu trig->occurrences = cpu_to_le32(--occur); 2458fe1b7d6cSSara Sharon 2459c7ab138eSShahar S Matityahu /* Check there is an available worker. 2460c7ab138eSShahar S Matityahu * ffz return value is undefined if no zero exists, 2461c7ab138eSShahar S Matityahu * so check against ~0UL first. 2462c7ab138eSShahar S Matityahu */ 2463c7ab138eSShahar S Matityahu if (fwrt->dump.active_wks == ~0UL) 246469166f7aSShahar S Matityahu return -EBUSY; 246569166f7aSShahar S Matityahu 2466c7ab138eSShahar S Matityahu idx = ffz(fwrt->dump.active_wks); 2467c7ab138eSShahar S Matityahu 2468c7ab138eSShahar S Matityahu if (idx >= IWL_FW_RUNTIME_DUMP_WK_NUM || 2469c7ab138eSShahar S Matityahu test_and_set_bit(fwrt->dump.wks[idx].idx, &fwrt->dump.active_wks)) 2470c7ab138eSShahar S Matityahu return -EBUSY; 2471c7ab138eSShahar S Matityahu 24723b589d56SShahar S Matityahu fwrt->dump.wks[idx].dump_data = *dump_data; 2473fe1b7d6cSSara Sharon 24743b589d56SShahar S Matityahu IWL_WARN(fwrt, "WRT: Collecting data: ini trigger %d fired.\n", tp_id); 2475fe1b7d6cSSara Sharon 2476c7ab138eSShahar S Matityahu schedule_delayed_work(&fwrt->dump.wks[idx].wk, usecs_to_jiffies(delay)); 2477fe1b7d6cSSara Sharon 24784b49e34eSShahar S Matityahu return 0; 2479fe1b7d6cSSara Sharon } 24807174beb6SJohannes Berg 24817174beb6SJohannes Berg int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt, 24827174beb6SJohannes Berg struct iwl_fw_dbg_trigger_tlv *trigger, 24837174beb6SJohannes Berg const char *fmt, ...) 24847174beb6SJohannes Berg { 24857174beb6SJohannes Berg int ret, len = 0; 24867174beb6SJohannes Berg char buf[64]; 24877174beb6SJohannes Berg 24883b589d56SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) 24893b589d56SShahar S Matityahu return 0; 24903b589d56SShahar S Matityahu 24917174beb6SJohannes Berg if (fmt) { 24927174beb6SJohannes Berg va_list ap; 24937174beb6SJohannes Berg 24947174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 24957174beb6SJohannes Berg 24967174beb6SJohannes Berg va_start(ap, fmt); 24977174beb6SJohannes Berg vsnprintf(buf, sizeof(buf), fmt, ap); 24987174beb6SJohannes Berg va_end(ap); 24997174beb6SJohannes Berg 25007174beb6SJohannes Berg /* check for truncation */ 25017174beb6SJohannes Berg if (WARN_ON_ONCE(buf[sizeof(buf) - 1])) 25027174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 25037174beb6SJohannes Berg 25047174beb6SJohannes Berg len = strlen(buf) + 1; 25057174beb6SJohannes Berg } 25067174beb6SJohannes Berg 25074b49e34eSShahar S Matityahu ret = iwl_fw_dbg_collect(fwrt, le32_to_cpu(trigger->id), buf, len, 25087174beb6SJohannes Berg trigger); 25097174beb6SJohannes Berg 25107174beb6SJohannes Berg if (ret) 25117174beb6SJohannes Berg return ret; 25127174beb6SJohannes Berg 25137174beb6SJohannes Berg return 0; 25147174beb6SJohannes Berg } 25157174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_trig); 25167174beb6SJohannes Berg 25177174beb6SJohannes Berg int iwl_fw_start_dbg_conf(struct iwl_fw_runtime *fwrt, u8 conf_id) 25187174beb6SJohannes Berg { 25197174beb6SJohannes Berg u8 *ptr; 25207174beb6SJohannes Berg int ret; 25217174beb6SJohannes Berg int i; 25227174beb6SJohannes Berg 252317b809c9SSara Sharon if (WARN_ONCE(conf_id >= ARRAY_SIZE(fwrt->fw->dbg.conf_tlv), 25247174beb6SJohannes Berg "Invalid configuration %d\n", conf_id)) 25257174beb6SJohannes Berg return -EINVAL; 25267174beb6SJohannes Berg 25277174beb6SJohannes Berg /* EARLY START - firmware's configuration is hard coded */ 252817b809c9SSara Sharon if ((!fwrt->fw->dbg.conf_tlv[conf_id] || 252917b809c9SSara Sharon !fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds) && 25307174beb6SJohannes Berg conf_id == FW_DBG_START_FROM_ALIVE) 25317174beb6SJohannes Berg return 0; 25327174beb6SJohannes Berg 253317b809c9SSara Sharon if (!fwrt->fw->dbg.conf_tlv[conf_id]) 25347174beb6SJohannes Berg return -EINVAL; 25357174beb6SJohannes Berg 25367174beb6SJohannes Berg if (fwrt->dump.conf != FW_DBG_INVALID) 25377174beb6SJohannes Berg IWL_WARN(fwrt, "FW already configured (%d) - re-configuring\n", 25387174beb6SJohannes Berg fwrt->dump.conf); 25397174beb6SJohannes Berg 25407174beb6SJohannes Berg /* Send all HCMDs for configuring the FW debug */ 254117b809c9SSara Sharon ptr = (void *)&fwrt->fw->dbg.conf_tlv[conf_id]->hcmd; 254217b809c9SSara Sharon for (i = 0; i < fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds; i++) { 25437174beb6SJohannes Berg struct iwl_fw_dbg_conf_hcmd *cmd = (void *)ptr; 25447174beb6SJohannes Berg struct iwl_host_cmd hcmd = { 25457174beb6SJohannes Berg .id = cmd->id, 25467174beb6SJohannes Berg .len = { le16_to_cpu(cmd->len), }, 25477174beb6SJohannes Berg .data = { cmd->data, }, 25487174beb6SJohannes Berg }; 25497174beb6SJohannes Berg 25507174beb6SJohannes Berg ret = iwl_trans_send_cmd(fwrt->trans, &hcmd); 25517174beb6SJohannes Berg if (ret) 25527174beb6SJohannes Berg return ret; 25537174beb6SJohannes Berg 25547174beb6SJohannes Berg ptr += sizeof(*cmd); 25557174beb6SJohannes Berg ptr += le16_to_cpu(cmd->len); 25567174beb6SJohannes Berg } 25577174beb6SJohannes Berg 25587174beb6SJohannes Berg fwrt->dump.conf = conf_id; 25597174beb6SJohannes Berg 25607174beb6SJohannes Berg return 0; 25617174beb6SJohannes Berg } 25627174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_start_dbg_conf); 25637174beb6SJohannes Berg 25644244e7fcSShahar S Matityahu /* this function assumes dump_start was called beforehand and dump_end will be 25654244e7fcSShahar S Matityahu * called afterwards 25664244e7fcSShahar S Matityahu */ 2567c7ab138eSShahar S Matityahu static void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt, u8 wk_idx) 25687174beb6SJohannes Berg { 2569d25eec30SSara Sharon struct iwl_fw_dbg_params params = {0}; 25707a99c877SShahar S Matityahu struct iwl_fwrt_dump_data *dump_data = 25717a99c877SShahar S Matityahu &fwrt->dump.wks[wk_idx].dump_data; 25727174beb6SJohannes Berg 2573c7ab138eSShahar S Matityahu if (!test_bit(wk_idx, &fwrt->dump.active_wks)) 25747174beb6SJohannes Berg return; 25757174beb6SJohannes Berg 25767a99c877SShahar S Matityahu if (!test_bit(STATUS_DEVICE_ENABLED, &fwrt->trans->status)) { 25777a99c877SShahar S Matityahu IWL_ERR(fwrt, "Device is not enabled - cannot dump error\n"); 2578c7ab138eSShahar S Matityahu goto out; 25798745f12aSShaul Triebitz } 25808745f12aSShaul Triebitz 25814b49e34eSShahar S Matityahu /* there's no point in fw dump if the bus is dead */ 25824b49e34eSShahar S Matityahu if (test_bit(STATUS_TRANS_DEAD, &fwrt->trans->status)) { 25834b49e34eSShahar S Matityahu IWL_ERR(fwrt, "Skip fw error dump since bus is dead\n"); 2584c7ab138eSShahar S Matityahu goto out; 25854b49e34eSShahar S Matityahu } 25864b49e34eSShahar S Matityahu 2587699b760bSLuca Coelho iwl_fw_dbg_stop_restart_recording(fwrt, ¶ms, true); 25887174beb6SJohannes Berg 2589a64d4e8dSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection start\n"); 2590a1af4c48SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) 25913b589d56SShahar S Matityahu iwl_fw_error_ini_dump(fwrt, &fwrt->dump.wks[wk_idx].dump_data); 25924b49e34eSShahar S Matityahu else 25937a99c877SShahar S Matityahu iwl_fw_error_dump(fwrt, &fwrt->dump.wks[wk_idx].dump_data); 2594a64d4e8dSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection done\n"); 25957174beb6SJohannes Berg 259657605833SShahar S Matityahu iwl_fw_dbg_stop_restart_recording(fwrt, ¶ms, false); 2597c7ab138eSShahar S Matityahu 2598c7ab138eSShahar S Matityahu out: 25992abe24f9SShahar S Matityahu if (iwl_trans_dbg_ini_valid(fwrt->trans)) { 26007a99c877SShahar S Matityahu iwl_fw_error_dump_data_free(dump_data); 26012abe24f9SShahar S Matityahu } else { 26022abe24f9SShahar S Matityahu iwl_fw_free_dump_desc(fwrt, dump_data->desc); 26032abe24f9SShahar S Matityahu dump_data->desc = NULL; 26042abe24f9SShahar S Matityahu } 26057a99c877SShahar S Matityahu 2606c7ab138eSShahar S Matityahu clear_bit(wk_idx, &fwrt->dump.active_wks); 26074244e7fcSShahar S Matityahu } 26084244e7fcSShahar S Matityahu 26094244e7fcSShahar S Matityahu void iwl_fw_error_dump_wk(struct work_struct *work) 26104244e7fcSShahar S Matityahu { 26113b589d56SShahar S Matityahu struct iwl_fwrt_wk_data *wks = 26123b589d56SShahar S Matityahu container_of(work, typeof(*wks), wk.work); 26133b589d56SShahar S Matityahu struct iwl_fw_runtime *fwrt = 26143b589d56SShahar S Matityahu container_of(wks, typeof(*fwrt), dump.wks[wks->idx]); 2615c7ab138eSShahar S Matityahu 2616c7ab138eSShahar S Matityahu /* assumes the op mode mutex is locked in dump_start since 2617c7ab138eSShahar S Matityahu * iwl_fw_dbg_collect_sync can't run in parallel 2618c7ab138eSShahar S Matityahu */ 26194244e7fcSShahar S Matityahu if (fwrt->ops && fwrt->ops->dump_start && 26204244e7fcSShahar S Matityahu fwrt->ops->dump_start(fwrt->ops_ctx)) 26214244e7fcSShahar S Matityahu return; 26224244e7fcSShahar S Matityahu 2623c7ab138eSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt, wks->idx); 26244244e7fcSShahar S Matityahu 26257174beb6SJohannes Berg if (fwrt->ops && fwrt->ops->dump_end) 26267174beb6SJohannes Berg fwrt->ops->dump_end(fwrt->ops_ctx); 26277174beb6SJohannes Berg } 26287174beb6SJohannes Berg 26292d8c2615SShahar S Matityahu void iwl_fw_dbg_read_d3_debug_data(struct iwl_fw_runtime *fwrt) 26302d8c2615SShahar S Matityahu { 26312d8c2615SShahar S Matityahu const struct iwl_cfg *cfg = fwrt->trans->cfg; 26322d8c2615SShahar S Matityahu 26332d8c2615SShahar S Matityahu if (!iwl_fw_dbg_is_d3_debug_enabled(fwrt)) 26342d8c2615SShahar S Matityahu return; 26352d8c2615SShahar S Matityahu 26362d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 26372d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = kmalloc(cfg->d3_debug_data_length, 26382d8c2615SShahar S Matityahu GFP_KERNEL); 26392d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 26402d8c2615SShahar S Matityahu IWL_ERR(fwrt, 26412d8c2615SShahar S Matityahu "failed to allocate memory for D3 debug data\n"); 26422d8c2615SShahar S Matityahu return; 26432d8c2615SShahar S Matityahu } 26442d8c2615SShahar S Matityahu } 26452d8c2615SShahar S Matityahu 26462d8c2615SShahar S Matityahu /* if the buffer holds previous debug data it is overwritten */ 26472d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, cfg->d3_debug_data_base_addr, 26482d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data, 26492d8c2615SShahar S Matityahu cfg->d3_debug_data_length); 26502d8c2615SShahar S Matityahu } 26512d8c2615SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_read_d3_debug_data); 2652d47902f9SSara Sharon 2653203c83d3SShahar S Matityahu void iwl_fw_dbg_stop_sync(struct iwl_fw_runtime *fwrt) 2654700b3799SShahar S Matityahu { 2655c7ab138eSShahar S Matityahu int i; 2656c7ab138eSShahar S Matityahu 26579b1bcfccSShahar S Matityahu iwl_dbg_tlv_del_timers(fwrt->trans); 2658c7ab138eSShahar S Matityahu for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++) 2659c7ab138eSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt, i); 2660700b3799SShahar S Matityahu 266157605833SShahar S Matityahu iwl_fw_dbg_stop_restart_recording(fwrt, NULL, true); 2662700b3799SShahar S Matityahu } 2663203c83d3SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_stop_sync); 2664bfd8e3daSShahar S Matityahu 2665cc5470dfSShahar S Matityahu #define FSEQ_REG(x) { .addr = (x), .str = #x, } 2666cc5470dfSShahar S Matityahu 2667cc5470dfSShahar S Matityahu void iwl_fw_error_print_fseq_regs(struct iwl_fw_runtime *fwrt) 2668cc5470dfSShahar S Matityahu { 2669cc5470dfSShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 2670cc5470dfSShahar S Matityahu unsigned long flags; 2671cc5470dfSShahar S Matityahu int i; 2672cc5470dfSShahar S Matityahu struct { 2673cc5470dfSShahar S Matityahu u32 addr; 2674cc5470dfSShahar S Matityahu const char *str; 2675cc5470dfSShahar S Matityahu } fseq_regs[] = { 2676cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ERROR_CODE), 2677cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_INIT_VERSION), 2678cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVIO_INIT_VERSION), 2679cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_OTP_VERSION), 2680cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_CONTENT_VERSION), 2681cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ALIVE_TOKEN), 2682cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVI_ID), 2683cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVR_ID), 2684cc5470dfSShahar S Matityahu FSEQ_REG(CNVI_AUX_MISC_CHIP), 2685cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_AUX_MISC_CHIP), 2686cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM), 2687cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR), 2688cc5470dfSShahar S Matityahu }; 2689cc5470dfSShahar S Matityahu 2690cc5470dfSShahar S Matityahu if (!iwl_trans_grab_nic_access(trans, &flags)) 2691cc5470dfSShahar S Matityahu return; 2692cc5470dfSShahar S Matityahu 2693cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "Fseq Registers:\n"); 2694cc5470dfSShahar S Matityahu 2695cc5470dfSShahar S Matityahu for (i = 0; i < ARRAY_SIZE(fseq_regs); i++) 2696cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "0x%08X | %s\n", 2697cc5470dfSShahar S Matityahu iwl_read_prph_no_grab(trans, fseq_regs[i].addr), 2698cc5470dfSShahar S Matityahu fseq_regs[i].str); 2699cc5470dfSShahar S Matityahu 2700cc5470dfSShahar S Matityahu iwl_trans_release_nic_access(trans, &flags); 2701cc5470dfSShahar S Matityahu } 2702cc5470dfSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_error_print_fseq_regs); 2703b721f5b1SShahar S Matityahu 270457605833SShahar S Matityahu static int iwl_fw_dbg_suspend_resume_hcmd(struct iwl_trans *trans, bool suspend) 270557605833SShahar S Matityahu { 270657605833SShahar S Matityahu struct iwl_dbg_suspend_resume_cmd cmd = { 270757605833SShahar S Matityahu .operation = suspend ? 270857605833SShahar S Matityahu cpu_to_le32(DBGC_SUSPEND_CMD) : 270957605833SShahar S Matityahu cpu_to_le32(DBGC_RESUME_CMD), 271057605833SShahar S Matityahu }; 271157605833SShahar S Matityahu struct iwl_host_cmd hcmd = { 271257605833SShahar S Matityahu .id = WIDE_ID(DEBUG_GROUP, DBGC_SUSPEND_RESUME), 271357605833SShahar S Matityahu .data[0] = &cmd, 271457605833SShahar S Matityahu .len[0] = sizeof(cmd), 271557605833SShahar S Matityahu }; 271657605833SShahar S Matityahu 271757605833SShahar S Matityahu return iwl_trans_send_cmd(trans, &hcmd); 271857605833SShahar S Matityahu } 271957605833SShahar S Matityahu 272057605833SShahar S Matityahu static void iwl_fw_dbg_stop_recording(struct iwl_trans *trans, 2721b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 2722b721f5b1SShahar S Matityahu { 2723286ca8ebSLuca Coelho if (trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_7000) { 2724b721f5b1SShahar S Matityahu iwl_set_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x100); 2725b721f5b1SShahar S Matityahu return; 2726b721f5b1SShahar S Matityahu } 2727b721f5b1SShahar S Matityahu 2728b721f5b1SShahar S Matityahu if (params) { 2729b721f5b1SShahar S Matityahu params->in_sample = iwl_read_umac_prph(trans, DBGC_IN_SAMPLE); 2730b721f5b1SShahar S Matityahu params->out_ctrl = iwl_read_umac_prph(trans, DBGC_OUT_CTRL); 2731b721f5b1SShahar S Matityahu } 2732b721f5b1SShahar S Matityahu 2733b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, 0); 2734b721f5b1SShahar S Matityahu /* wait for the DBGC to finish writing the internal buffer to DRAM to 2735b721f5b1SShahar S Matityahu * avoid halting the HW while writing 2736b721f5b1SShahar S Matityahu */ 2737b721f5b1SShahar S Matityahu usleep_range(700, 1000); 2738b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_OUT_CTRL, 0); 2739b721f5b1SShahar S Matityahu } 2740b721f5b1SShahar S Matityahu 274157605833SShahar S Matityahu static int iwl_fw_dbg_restart_recording(struct iwl_trans *trans, 2742b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 2743b721f5b1SShahar S Matityahu { 274457605833SShahar S Matityahu if (!params) 274557605833SShahar S Matityahu return -EIO; 2746b721f5b1SShahar S Matityahu 2747286ca8ebSLuca Coelho if (trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_7000) { 2748b721f5b1SShahar S Matityahu iwl_clear_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x100); 2749b721f5b1SShahar S Matityahu iwl_clear_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1); 2750b721f5b1SShahar S Matityahu iwl_set_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1); 2751b721f5b1SShahar S Matityahu } else { 2752b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, params->in_sample); 2753b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_OUT_CTRL, params->out_ctrl); 2754b721f5b1SShahar S Matityahu } 275557605833SShahar S Matityahu 275657605833SShahar S Matityahu return 0; 2757b721f5b1SShahar S Matityahu } 2758b721f5b1SShahar S Matityahu 2759699b760bSLuca Coelho void iwl_fw_dbg_stop_restart_recording(struct iwl_fw_runtime *fwrt, 276057605833SShahar S Matityahu struct iwl_fw_dbg_params *params, 276157605833SShahar S Matityahu bool stop) 2762b721f5b1SShahar S Matityahu { 276357605833SShahar S Matityahu int ret = 0; 276457605833SShahar S Matityahu 2765990aba28SShahar S Matityahu if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status)) 2766699b760bSLuca Coelho return; 2767b721f5b1SShahar S Matityahu 276857605833SShahar S Matityahu if (fw_has_capa(&fwrt->fw->ucode_capa, 276957605833SShahar S Matityahu IWL_UCODE_TLV_CAPA_DBG_SUSPEND_RESUME_CMD_SUPP)) 277057605833SShahar S Matityahu ret = iwl_fw_dbg_suspend_resume_hcmd(fwrt->trans, stop); 277157605833SShahar S Matityahu else if (stop) 277257605833SShahar S Matityahu iwl_fw_dbg_stop_recording(fwrt->trans, params); 277357605833SShahar S Matityahu else 277457605833SShahar S Matityahu ret = iwl_fw_dbg_restart_recording(fwrt->trans, params); 2775b721f5b1SShahar S Matityahu #ifdef CONFIG_IWLWIFI_DEBUGFS 277657605833SShahar S Matityahu if (!ret) { 277757605833SShahar S Matityahu if (stop) 277857605833SShahar S Matityahu fwrt->trans->dbg.rec_on = false; 277957605833SShahar S Matityahu else 2780b721f5b1SShahar S Matityahu iwl_fw_set_dbg_rec_on(fwrt); 2781b721f5b1SShahar S Matityahu } 278257605833SShahar S Matityahu #endif 278357605833SShahar S Matityahu } 278457605833SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_stop_restart_recording); 2785