17174beb6SJohannes Berg /****************************************************************************** 27174beb6SJohannes Berg * 37174beb6SJohannes Berg * This file is provided under a dual BSD/GPLv2 license. When using or 47174beb6SJohannes Berg * redistributing this file, you may do so under either license. 57174beb6SJohannes Berg * 67174beb6SJohannes Berg * GPL LICENSE SUMMARY 77174beb6SJohannes Berg * 87174beb6SJohannes Berg * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. 97174beb6SJohannes Berg * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 107174beb6SJohannes Berg * Copyright(c) 2015 - 2017 Intel Deutschland GmbH 11d4f4793cSShaul Triebitz * Copyright(c) 2018 - 2019 Intel Corporation 127174beb6SJohannes Berg * 137174beb6SJohannes Berg * This program is free software; you can redistribute it and/or modify 147174beb6SJohannes Berg * it under the terms of version 2 of the GNU General Public License as 157174beb6SJohannes Berg * published by the Free Software Foundation. 167174beb6SJohannes Berg * 177174beb6SJohannes Berg * This program is distributed in the hope that it will be useful, but 187174beb6SJohannes Berg * WITHOUT ANY WARRANTY; without even the implied warranty of 197174beb6SJohannes Berg * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 207174beb6SJohannes Berg * General Public License for more details. 217174beb6SJohannes Berg * 227174beb6SJohannes Berg * The full GNU General Public License is included in this distribution 237174beb6SJohannes Berg * in the file called COPYING. 247174beb6SJohannes Berg * 257174beb6SJohannes Berg * Contact Information: 267174beb6SJohannes Berg * Intel Linux Wireless <linuxwifi@intel.com> 277174beb6SJohannes Berg * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 287174beb6SJohannes Berg * 297174beb6SJohannes Berg * BSD LICENSE 307174beb6SJohannes Berg * 317174beb6SJohannes Berg * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. 327174beb6SJohannes Berg * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 337174beb6SJohannes Berg * Copyright(c) 2015 - 2017 Intel Deutschland GmbH 34d4f4793cSShaul Triebitz * Copyright(c) 2018 - 2019 Intel Corporation 357174beb6SJohannes Berg * All rights reserved. 367174beb6SJohannes Berg * 377174beb6SJohannes Berg * Redistribution and use in source and binary forms, with or without 387174beb6SJohannes Berg * modification, are permitted provided that the following conditions 397174beb6SJohannes Berg * are met: 407174beb6SJohannes Berg * 417174beb6SJohannes Berg * * Redistributions of source code must retain the above copyright 427174beb6SJohannes Berg * notice, this list of conditions and the following disclaimer. 437174beb6SJohannes Berg * * Redistributions in binary form must reproduce the above copyright 447174beb6SJohannes Berg * notice, this list of conditions and the following disclaimer in 457174beb6SJohannes Berg * the documentation and/or other materials provided with the 467174beb6SJohannes Berg * distribution. 477174beb6SJohannes Berg * * Neither the name Intel Corporation nor the names of its 487174beb6SJohannes Berg * contributors may be used to endorse or promote products derived 497174beb6SJohannes Berg * from this software without specific prior written permission. 507174beb6SJohannes Berg * 517174beb6SJohannes Berg * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 527174beb6SJohannes Berg * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 537174beb6SJohannes Berg * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 547174beb6SJohannes Berg * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 557174beb6SJohannes Berg * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 567174beb6SJohannes Berg * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 577174beb6SJohannes Berg * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 587174beb6SJohannes Berg * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 597174beb6SJohannes Berg * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 607174beb6SJohannes Berg * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 617174beb6SJohannes Berg * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 627174beb6SJohannes Berg * 637174beb6SJohannes Berg *****************************************************************************/ 647174beb6SJohannes Berg #include <linux/devcoredump.h> 657174beb6SJohannes Berg #include "iwl-drv.h" 667174beb6SJohannes Berg #include "runtime.h" 677174beb6SJohannes Berg #include "dbg.h" 68759931c7SMordechay Goodstein #include "debugfs.h" 697174beb6SJohannes Berg #include "iwl-io.h" 707174beb6SJohannes Berg #include "iwl-prph.h" 717174beb6SJohannes Berg #include "iwl-csr.h" 727174beb6SJohannes Berg 737174beb6SJohannes Berg /** 747174beb6SJohannes Berg * struct iwl_fw_dump_ptrs - set of pointers needed for the fw-error-dump 757174beb6SJohannes Berg * 767174beb6SJohannes Berg * @fwrt_ptr: pointer to the buffer coming from fwrt 777174beb6SJohannes Berg * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the 787174beb6SJohannes Berg * transport's data. 797174beb6SJohannes Berg * @trans_len: length of the valid data in trans_ptr 807174beb6SJohannes Berg * @fwrt_len: length of the valid data in fwrt_ptr 817174beb6SJohannes Berg */ 827174beb6SJohannes Berg struct iwl_fw_dump_ptrs { 837174beb6SJohannes Berg struct iwl_trans_dump_data *trans_ptr; 847174beb6SJohannes Berg void *fwrt_ptr; 857174beb6SJohannes Berg u32 fwrt_len; 867174beb6SJohannes Berg }; 877174beb6SJohannes Berg 887174beb6SJohannes Berg #define RADIO_REG_MAX_READ 0x2ad 897174beb6SJohannes Berg static void iwl_read_radio_regs(struct iwl_fw_runtime *fwrt, 907174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data) 917174beb6SJohannes Berg { 927174beb6SJohannes Berg u8 *pos = (void *)(*dump_data)->data; 937174beb6SJohannes Berg unsigned long flags; 947174beb6SJohannes Berg int i; 957174beb6SJohannes Berg 96b88beaf9SIlan Peer IWL_DEBUG_INFO(fwrt, "WRT radio registers dump\n"); 97b88beaf9SIlan Peer 987174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 997174beb6SJohannes Berg return; 1007174beb6SJohannes Berg 1017174beb6SJohannes Berg (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RADIO_REG); 1027174beb6SJohannes Berg (*dump_data)->len = cpu_to_le32(RADIO_REG_MAX_READ); 1037174beb6SJohannes Berg 1047174beb6SJohannes Berg for (i = 0; i < RADIO_REG_MAX_READ; i++) { 1057174beb6SJohannes Berg u32 rd_cmd = RADIO_RSP_RD_CMD; 1067174beb6SJohannes Berg 1077174beb6SJohannes Berg rd_cmd |= i << RADIO_RSP_ADDR_POS; 1087174beb6SJohannes Berg iwl_write_prph_no_grab(fwrt->trans, RSP_RADIO_CMD, rd_cmd); 1097174beb6SJohannes Berg *pos = (u8)iwl_read_prph_no_grab(fwrt->trans, RSP_RADIO_RDDAT); 1107174beb6SJohannes Berg 1117174beb6SJohannes Berg pos++; 1127174beb6SJohannes Berg } 1137174beb6SJohannes Berg 1147174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 1157174beb6SJohannes Berg 1167174beb6SJohannes Berg iwl_trans_release_nic_access(fwrt->trans, &flags); 1177174beb6SJohannes Berg } 1187174beb6SJohannes Berg 1197174beb6SJohannes Berg static void iwl_fwrt_dump_rxf(struct iwl_fw_runtime *fwrt, 1207174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data, 1217174beb6SJohannes Berg int size, u32 offset, int fifo_num) 1227174beb6SJohannes Berg { 1237174beb6SJohannes Berg struct iwl_fw_error_dump_fifo *fifo_hdr; 1247174beb6SJohannes Berg u32 *fifo_data; 1257174beb6SJohannes Berg u32 fifo_len; 1267174beb6SJohannes Berg int i; 1277174beb6SJohannes Berg 1287174beb6SJohannes Berg fifo_hdr = (void *)(*dump_data)->data; 1297174beb6SJohannes Berg fifo_data = (void *)fifo_hdr->data; 1307174beb6SJohannes Berg fifo_len = size; 1317174beb6SJohannes Berg 1327174beb6SJohannes Berg /* No need to try to read the data if the length is 0 */ 1337174beb6SJohannes Berg if (fifo_len == 0) 1347174beb6SJohannes Berg return; 1357174beb6SJohannes Berg 1367174beb6SJohannes Berg /* Add a TLV for the RXF */ 1377174beb6SJohannes Berg (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RXF); 1387174beb6SJohannes Berg (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr)); 1397174beb6SJohannes Berg 1407174beb6SJohannes Berg fifo_hdr->fifo_num = cpu_to_le32(fifo_num); 1417174beb6SJohannes Berg fifo_hdr->available_bytes = 1427174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1437174beb6SJohannes Berg RXF_RD_D_SPACE + offset)); 1447174beb6SJohannes Berg fifo_hdr->wr_ptr = 1457174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1467174beb6SJohannes Berg RXF_RD_WR_PTR + offset)); 1477174beb6SJohannes Berg fifo_hdr->rd_ptr = 1487174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1497174beb6SJohannes Berg RXF_RD_RD_PTR + offset)); 1507174beb6SJohannes Berg fifo_hdr->fence_ptr = 1517174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1527174beb6SJohannes Berg RXF_RD_FENCE_PTR + offset)); 1537174beb6SJohannes Berg fifo_hdr->fence_mode = 1547174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1557174beb6SJohannes Berg RXF_SET_FENCE_MODE + offset)); 1567174beb6SJohannes Berg 1577174beb6SJohannes Berg /* Lock fence */ 1587174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, RXF_SET_FENCE_MODE + offset, 0x1); 1597174beb6SJohannes Berg /* Set fence pointer to the same place like WR pointer */ 1607174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, RXF_LD_WR2FENCE + offset, 0x1); 1617174beb6SJohannes Berg /* Set fence offset */ 1627174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, 1637174beb6SJohannes Berg RXF_LD_FENCE_OFFSET_ADDR + offset, 0x0); 1647174beb6SJohannes Berg 1657174beb6SJohannes Berg /* Read FIFO */ 1667174beb6SJohannes Berg fifo_len /= sizeof(u32); /* Size in DWORDS */ 1677174beb6SJohannes Berg for (i = 0; i < fifo_len; i++) 1687174beb6SJohannes Berg fifo_data[i] = iwl_trans_read_prph(fwrt->trans, 1697174beb6SJohannes Berg RXF_FIFO_RD_FENCE_INC + 1707174beb6SJohannes Berg offset); 1717174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 1727174beb6SJohannes Berg } 1737174beb6SJohannes Berg 1747174beb6SJohannes Berg static void iwl_fwrt_dump_txf(struct iwl_fw_runtime *fwrt, 1757174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data, 1767174beb6SJohannes Berg int size, u32 offset, int fifo_num) 1777174beb6SJohannes Berg { 1787174beb6SJohannes Berg struct iwl_fw_error_dump_fifo *fifo_hdr; 1797174beb6SJohannes Berg u32 *fifo_data; 1807174beb6SJohannes Berg u32 fifo_len; 1817174beb6SJohannes Berg int i; 1827174beb6SJohannes Berg 1837174beb6SJohannes Berg fifo_hdr = (void *)(*dump_data)->data; 1847174beb6SJohannes Berg fifo_data = (void *)fifo_hdr->data; 1857174beb6SJohannes Berg fifo_len = size; 1867174beb6SJohannes Berg 1877174beb6SJohannes Berg /* No need to try to read the data if the length is 0 */ 1887174beb6SJohannes Berg if (fifo_len == 0) 1897174beb6SJohannes Berg return; 1907174beb6SJohannes Berg 1917174beb6SJohannes Berg /* Add a TLV for the FIFO */ 1927174beb6SJohannes Berg (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_TXF); 1937174beb6SJohannes Berg (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr)); 1947174beb6SJohannes Berg 1957174beb6SJohannes Berg fifo_hdr->fifo_num = cpu_to_le32(fifo_num); 1967174beb6SJohannes Berg fifo_hdr->available_bytes = 1977174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 1987174beb6SJohannes Berg TXF_FIFO_ITEM_CNT + offset)); 1997174beb6SJohannes Berg fifo_hdr->wr_ptr = 2007174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2017174beb6SJohannes Berg TXF_WR_PTR + offset)); 2027174beb6SJohannes Berg fifo_hdr->rd_ptr = 2037174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2047174beb6SJohannes Berg TXF_RD_PTR + offset)); 2057174beb6SJohannes Berg fifo_hdr->fence_ptr = 2067174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2077174beb6SJohannes Berg TXF_FENCE_PTR + offset)); 2087174beb6SJohannes Berg fifo_hdr->fence_mode = 2097174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 2107174beb6SJohannes Berg TXF_LOCK_FENCE + offset)); 2117174beb6SJohannes Berg 2127174beb6SJohannes Berg /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */ 2137174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, TXF_READ_MODIFY_ADDR + offset, 2147174beb6SJohannes Berg TXF_WR_PTR + offset); 2157174beb6SJohannes Berg 2167174beb6SJohannes Berg /* Dummy-read to advance the read pointer to the head */ 2177174beb6SJohannes Berg iwl_trans_read_prph(fwrt->trans, TXF_READ_MODIFY_DATA + offset); 2187174beb6SJohannes Berg 2197174beb6SJohannes Berg /* Read FIFO */ 2207174beb6SJohannes Berg fifo_len /= sizeof(u32); /* Size in DWORDS */ 2217174beb6SJohannes Berg for (i = 0; i < fifo_len; i++) 2227174beb6SJohannes Berg fifo_data[i] = iwl_trans_read_prph(fwrt->trans, 2237174beb6SJohannes Berg TXF_READ_MODIFY_DATA + 2247174beb6SJohannes Berg offset); 2257174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 2267174beb6SJohannes Berg } 2277174beb6SJohannes Berg 22832b258e9SSara Sharon static void iwl_fw_dump_rxf(struct iwl_fw_runtime *fwrt, 2297174beb6SJohannes Berg struct iwl_fw_error_dump_data **dump_data) 2307174beb6SJohannes Berg { 2317174beb6SJohannes Berg struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 2327174beb6SJohannes Berg unsigned long flags; 2337174beb6SJohannes Berg 23432b258e9SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT RX FIFO dump\n"); 235b88beaf9SIlan Peer 2367174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 2377174beb6SJohannes Berg return; 2387174beb6SJohannes Berg 239e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RXF)) { 2407174beb6SJohannes Berg /* Pull RXF1 */ 241520f03eaSShahar S Matityahu iwl_fwrt_dump_rxf(fwrt, dump_data, 242520f03eaSShahar S Matityahu cfg->lmac[0].rxfifo1_size, 0, 0); 2437174beb6SJohannes Berg /* Pull RXF2 */ 2447174beb6SJohannes Berg iwl_fwrt_dump_rxf(fwrt, dump_data, cfg->rxfifo2_size, 245ea695b7cSShaul Triebitz RXF_DIFF_FROM_PREV + 246ea695b7cSShaul Triebitz fwrt->trans->cfg->umac_prph_offset, 1); 2477174beb6SJohannes Berg /* Pull LMAC2 RXF1 */ 2487174beb6SJohannes Berg if (fwrt->smem_cfg.num_lmacs > 1) 249520f03eaSShahar S Matityahu iwl_fwrt_dump_rxf(fwrt, dump_data, 250520f03eaSShahar S Matityahu cfg->lmac[1].rxfifo1_size, 2517174beb6SJohannes Berg LMAC2_PRPH_OFFSET, 2); 252520f03eaSShahar S Matityahu } 2537174beb6SJohannes Berg 25432b258e9SSara Sharon iwl_trans_release_nic_access(fwrt->trans, &flags); 25532b258e9SSara Sharon } 25632b258e9SSara Sharon 25732b258e9SSara Sharon static void iwl_fw_dump_txf(struct iwl_fw_runtime *fwrt, 25832b258e9SSara Sharon struct iwl_fw_error_dump_data **dump_data) 25932b258e9SSara Sharon { 26032b258e9SSara Sharon struct iwl_fw_error_dump_fifo *fifo_hdr; 26132b258e9SSara Sharon struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 26232b258e9SSara Sharon u32 *fifo_data; 26332b258e9SSara Sharon u32 fifo_len; 26432b258e9SSara Sharon unsigned long flags; 26532b258e9SSara Sharon int i, j; 26632b258e9SSara Sharon 26732b258e9SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT TX FIFO dump\n"); 26832b258e9SSara Sharon 26932b258e9SSara Sharon if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 27032b258e9SSara Sharon return; 27132b258e9SSara Sharon 272e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_TXF)) { 2737174beb6SJohannes Berg /* Pull TXF data from LMAC1 */ 2747174beb6SJohannes Berg for (i = 0; i < fwrt->smem_cfg.num_txfifo_entries; i++) { 2757174beb6SJohannes Berg /* Mark the number of TXF we're pulling now */ 2767174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, TXF_LARC_NUM, i); 277520f03eaSShahar S Matityahu iwl_fwrt_dump_txf(fwrt, dump_data, 278520f03eaSShahar S Matityahu cfg->lmac[0].txfifo_size[i], 0, i); 2797174beb6SJohannes Berg } 2807174beb6SJohannes Berg 2817174beb6SJohannes Berg /* Pull TXF data from LMAC2 */ 2827174beb6SJohannes Berg if (fwrt->smem_cfg.num_lmacs > 1) { 283520f03eaSShahar S Matityahu for (i = 0; i < fwrt->smem_cfg.num_txfifo_entries; 284520f03eaSShahar S Matityahu i++) { 2857174beb6SJohannes Berg /* Mark the number of TXF we're pulling now */ 2867174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, 287520f03eaSShahar S Matityahu TXF_LARC_NUM + 288520f03eaSShahar S Matityahu LMAC2_PRPH_OFFSET, i); 2897174beb6SJohannes Berg iwl_fwrt_dump_txf(fwrt, dump_data, 2907174beb6SJohannes Berg cfg->lmac[1].txfifo_size[i], 2917174beb6SJohannes Berg LMAC2_PRPH_OFFSET, 2927174beb6SJohannes Berg i + cfg->num_txfifo_entries); 2937174beb6SJohannes Berg } 2947174beb6SJohannes Berg } 295520f03eaSShahar S Matityahu } 2967174beb6SJohannes Berg 297e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_INTERNAL_TXF) && 298520f03eaSShahar S Matityahu fw_has_capa(&fwrt->fw->ucode_capa, 2997174beb6SJohannes Berg IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) { 3007174beb6SJohannes Berg /* Pull UMAC internal TXF data from all TXFs */ 3017174beb6SJohannes Berg for (i = 0; 3027174beb6SJohannes Berg i < ARRAY_SIZE(fwrt->smem_cfg.internal_txfifo_size); 3037174beb6SJohannes Berg i++) { 3047174beb6SJohannes Berg fifo_hdr = (void *)(*dump_data)->data; 3057174beb6SJohannes Berg fifo_data = (void *)fifo_hdr->data; 3067174beb6SJohannes Berg fifo_len = fwrt->smem_cfg.internal_txfifo_size[i]; 3077174beb6SJohannes Berg 3087174beb6SJohannes Berg /* No need to try to read the data if the length is 0 */ 3097174beb6SJohannes Berg if (fifo_len == 0) 3107174beb6SJohannes Berg continue; 3117174beb6SJohannes Berg 3127174beb6SJohannes Berg /* Add a TLV for the internal FIFOs */ 3137174beb6SJohannes Berg (*dump_data)->type = 3147174beb6SJohannes Berg cpu_to_le32(IWL_FW_ERROR_DUMP_INTERNAL_TXF); 3157174beb6SJohannes Berg (*dump_data)->len = 3167174beb6SJohannes Berg cpu_to_le32(fifo_len + sizeof(*fifo_hdr)); 3177174beb6SJohannes Berg 3187174beb6SJohannes Berg fifo_hdr->fifo_num = cpu_to_le32(i); 3197174beb6SJohannes Berg 3207174beb6SJohannes Berg /* Mark the number of TXF we're pulling now */ 3217174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, TXF_CPU2_NUM, i + 3227174beb6SJohannes Berg fwrt->smem_cfg.num_txfifo_entries); 3237174beb6SJohannes Berg 3247174beb6SJohannes Berg fifo_hdr->available_bytes = 3257174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3267174beb6SJohannes Berg TXF_CPU2_FIFO_ITEM_CNT)); 3277174beb6SJohannes Berg fifo_hdr->wr_ptr = 3287174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3297174beb6SJohannes Berg TXF_CPU2_WR_PTR)); 3307174beb6SJohannes Berg fifo_hdr->rd_ptr = 3317174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3327174beb6SJohannes Berg TXF_CPU2_RD_PTR)); 3337174beb6SJohannes Berg fifo_hdr->fence_ptr = 3347174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3357174beb6SJohannes Berg TXF_CPU2_FENCE_PTR)); 3367174beb6SJohannes Berg fifo_hdr->fence_mode = 3377174beb6SJohannes Berg cpu_to_le32(iwl_trans_read_prph(fwrt->trans, 3387174beb6SJohannes Berg TXF_CPU2_LOCK_FENCE)); 3397174beb6SJohannes Berg 3407174beb6SJohannes Berg /* Set TXF_CPU2_READ_MODIFY_ADDR to TXF_CPU2_WR_PTR */ 3417174beb6SJohannes Berg iwl_trans_write_prph(fwrt->trans, 3427174beb6SJohannes Berg TXF_CPU2_READ_MODIFY_ADDR, 3437174beb6SJohannes Berg TXF_CPU2_WR_PTR); 3447174beb6SJohannes Berg 3457174beb6SJohannes Berg /* Dummy-read to advance the read pointer to head */ 3467174beb6SJohannes Berg iwl_trans_read_prph(fwrt->trans, 3477174beb6SJohannes Berg TXF_CPU2_READ_MODIFY_DATA); 3487174beb6SJohannes Berg 3497174beb6SJohannes Berg /* Read FIFO */ 3507174beb6SJohannes Berg fifo_len /= sizeof(u32); /* Size in DWORDS */ 3517174beb6SJohannes Berg for (j = 0; j < fifo_len; j++) 3527174beb6SJohannes Berg fifo_data[j] = 3537174beb6SJohannes Berg iwl_trans_read_prph(fwrt->trans, 3547174beb6SJohannes Berg TXF_CPU2_READ_MODIFY_DATA); 3557174beb6SJohannes Berg *dump_data = iwl_fw_error_next_data(*dump_data); 3567174beb6SJohannes Berg } 3577174beb6SJohannes Berg } 3587174beb6SJohannes Berg 3597174beb6SJohannes Berg iwl_trans_release_nic_access(fwrt->trans, &flags); 3607174beb6SJohannes Berg } 3617174beb6SJohannes Berg 3627174beb6SJohannes Berg #define IWL8260_ICCM_OFFSET 0x44000 /* Only for B-step */ 3637174beb6SJohannes Berg #define IWL8260_ICCM_LEN 0xC000 /* Only for B-step */ 3647174beb6SJohannes Berg 3657174beb6SJohannes Berg struct iwl_prph_range { 3667174beb6SJohannes Berg u32 start, end; 3677174beb6SJohannes Berg }; 3687174beb6SJohannes Berg 3697174beb6SJohannes Berg static const struct iwl_prph_range iwl_prph_dump_addr_comm[] = { 3707174beb6SJohannes Berg { .start = 0x00a00000, .end = 0x00a00000 }, 3717174beb6SJohannes Berg { .start = 0x00a0000c, .end = 0x00a00024 }, 3727174beb6SJohannes Berg { .start = 0x00a0002c, .end = 0x00a0003c }, 3737174beb6SJohannes Berg { .start = 0x00a00410, .end = 0x00a00418 }, 3747174beb6SJohannes Berg { .start = 0x00a00420, .end = 0x00a00420 }, 3757174beb6SJohannes Berg { .start = 0x00a00428, .end = 0x00a00428 }, 3767174beb6SJohannes Berg { .start = 0x00a00430, .end = 0x00a0043c }, 3777174beb6SJohannes Berg { .start = 0x00a00444, .end = 0x00a00444 }, 3787174beb6SJohannes Berg { .start = 0x00a004c0, .end = 0x00a004cc }, 3797174beb6SJohannes Berg { .start = 0x00a004d8, .end = 0x00a004d8 }, 3807174beb6SJohannes Berg { .start = 0x00a004e0, .end = 0x00a004f0 }, 3817174beb6SJohannes Berg { .start = 0x00a00840, .end = 0x00a00840 }, 3827174beb6SJohannes Berg { .start = 0x00a00850, .end = 0x00a00858 }, 3837174beb6SJohannes Berg { .start = 0x00a01004, .end = 0x00a01008 }, 3847174beb6SJohannes Berg { .start = 0x00a01010, .end = 0x00a01010 }, 3857174beb6SJohannes Berg { .start = 0x00a01018, .end = 0x00a01018 }, 3867174beb6SJohannes Berg { .start = 0x00a01024, .end = 0x00a01024 }, 3877174beb6SJohannes Berg { .start = 0x00a0102c, .end = 0x00a01034 }, 3887174beb6SJohannes Berg { .start = 0x00a0103c, .end = 0x00a01040 }, 3897174beb6SJohannes Berg { .start = 0x00a01048, .end = 0x00a01094 }, 3907174beb6SJohannes Berg { .start = 0x00a01c00, .end = 0x00a01c20 }, 3917174beb6SJohannes Berg { .start = 0x00a01c58, .end = 0x00a01c58 }, 3927174beb6SJohannes Berg { .start = 0x00a01c7c, .end = 0x00a01c7c }, 3937174beb6SJohannes Berg { .start = 0x00a01c28, .end = 0x00a01c54 }, 3947174beb6SJohannes Berg { .start = 0x00a01c5c, .end = 0x00a01c5c }, 3957174beb6SJohannes Berg { .start = 0x00a01c60, .end = 0x00a01cdc }, 3967174beb6SJohannes Berg { .start = 0x00a01ce0, .end = 0x00a01d0c }, 3977174beb6SJohannes Berg { .start = 0x00a01d18, .end = 0x00a01d20 }, 3987174beb6SJohannes Berg { .start = 0x00a01d2c, .end = 0x00a01d30 }, 3997174beb6SJohannes Berg { .start = 0x00a01d40, .end = 0x00a01d5c }, 4007174beb6SJohannes Berg { .start = 0x00a01d80, .end = 0x00a01d80 }, 4017174beb6SJohannes Berg { .start = 0x00a01d98, .end = 0x00a01d9c }, 4027174beb6SJohannes Berg { .start = 0x00a01da8, .end = 0x00a01da8 }, 4037174beb6SJohannes Berg { .start = 0x00a01db8, .end = 0x00a01df4 }, 4047174beb6SJohannes Berg { .start = 0x00a01dc0, .end = 0x00a01dfc }, 4057174beb6SJohannes Berg { .start = 0x00a01e00, .end = 0x00a01e2c }, 4067174beb6SJohannes Berg { .start = 0x00a01e40, .end = 0x00a01e60 }, 4077174beb6SJohannes Berg { .start = 0x00a01e68, .end = 0x00a01e6c }, 4087174beb6SJohannes Berg { .start = 0x00a01e74, .end = 0x00a01e74 }, 4097174beb6SJohannes Berg { .start = 0x00a01e84, .end = 0x00a01e90 }, 4107174beb6SJohannes Berg { .start = 0x00a01e9c, .end = 0x00a01ec4 }, 4117174beb6SJohannes Berg { .start = 0x00a01ed0, .end = 0x00a01ee0 }, 4127174beb6SJohannes Berg { .start = 0x00a01f00, .end = 0x00a01f1c }, 4137174beb6SJohannes Berg { .start = 0x00a01f44, .end = 0x00a01ffc }, 4147174beb6SJohannes Berg { .start = 0x00a02000, .end = 0x00a02048 }, 4157174beb6SJohannes Berg { .start = 0x00a02068, .end = 0x00a020f0 }, 4167174beb6SJohannes Berg { .start = 0x00a02100, .end = 0x00a02118 }, 4177174beb6SJohannes Berg { .start = 0x00a02140, .end = 0x00a0214c }, 4187174beb6SJohannes Berg { .start = 0x00a02168, .end = 0x00a0218c }, 4197174beb6SJohannes Berg { .start = 0x00a021c0, .end = 0x00a021c0 }, 4207174beb6SJohannes Berg { .start = 0x00a02400, .end = 0x00a02410 }, 4217174beb6SJohannes Berg { .start = 0x00a02418, .end = 0x00a02420 }, 4227174beb6SJohannes Berg { .start = 0x00a02428, .end = 0x00a0242c }, 4237174beb6SJohannes Berg { .start = 0x00a02434, .end = 0x00a02434 }, 4247174beb6SJohannes Berg { .start = 0x00a02440, .end = 0x00a02460 }, 4257174beb6SJohannes Berg { .start = 0x00a02468, .end = 0x00a024b0 }, 4267174beb6SJohannes Berg { .start = 0x00a024c8, .end = 0x00a024cc }, 4277174beb6SJohannes Berg { .start = 0x00a02500, .end = 0x00a02504 }, 4287174beb6SJohannes Berg { .start = 0x00a0250c, .end = 0x00a02510 }, 4297174beb6SJohannes Berg { .start = 0x00a02540, .end = 0x00a02554 }, 4307174beb6SJohannes Berg { .start = 0x00a02580, .end = 0x00a025f4 }, 4317174beb6SJohannes Berg { .start = 0x00a02600, .end = 0x00a0260c }, 4327174beb6SJohannes Berg { .start = 0x00a02648, .end = 0x00a02650 }, 4337174beb6SJohannes Berg { .start = 0x00a02680, .end = 0x00a02680 }, 4347174beb6SJohannes Berg { .start = 0x00a026c0, .end = 0x00a026d0 }, 4357174beb6SJohannes Berg { .start = 0x00a02700, .end = 0x00a0270c }, 4367174beb6SJohannes Berg { .start = 0x00a02804, .end = 0x00a02804 }, 4377174beb6SJohannes Berg { .start = 0x00a02818, .end = 0x00a0281c }, 4387174beb6SJohannes Berg { .start = 0x00a02c00, .end = 0x00a02db4 }, 4397174beb6SJohannes Berg { .start = 0x00a02df4, .end = 0x00a02fb0 }, 4407174beb6SJohannes Berg { .start = 0x00a03000, .end = 0x00a03014 }, 4417174beb6SJohannes Berg { .start = 0x00a0301c, .end = 0x00a0302c }, 4427174beb6SJohannes Berg { .start = 0x00a03034, .end = 0x00a03038 }, 4437174beb6SJohannes Berg { .start = 0x00a03040, .end = 0x00a03048 }, 4447174beb6SJohannes Berg { .start = 0x00a03060, .end = 0x00a03068 }, 4457174beb6SJohannes Berg { .start = 0x00a03070, .end = 0x00a03074 }, 4467174beb6SJohannes Berg { .start = 0x00a0307c, .end = 0x00a0307c }, 4477174beb6SJohannes Berg { .start = 0x00a03080, .end = 0x00a03084 }, 4487174beb6SJohannes Berg { .start = 0x00a0308c, .end = 0x00a03090 }, 4497174beb6SJohannes Berg { .start = 0x00a03098, .end = 0x00a03098 }, 4507174beb6SJohannes Berg { .start = 0x00a030a0, .end = 0x00a030a0 }, 4517174beb6SJohannes Berg { .start = 0x00a030a8, .end = 0x00a030b4 }, 4527174beb6SJohannes Berg { .start = 0x00a030bc, .end = 0x00a030bc }, 4537174beb6SJohannes Berg { .start = 0x00a030c0, .end = 0x00a0312c }, 4547174beb6SJohannes Berg { .start = 0x00a03c00, .end = 0x00a03c5c }, 4557174beb6SJohannes Berg { .start = 0x00a04400, .end = 0x00a04454 }, 4567174beb6SJohannes Berg { .start = 0x00a04460, .end = 0x00a04474 }, 4577174beb6SJohannes Berg { .start = 0x00a044c0, .end = 0x00a044ec }, 4587174beb6SJohannes Berg { .start = 0x00a04500, .end = 0x00a04504 }, 4597174beb6SJohannes Berg { .start = 0x00a04510, .end = 0x00a04538 }, 4607174beb6SJohannes Berg { .start = 0x00a04540, .end = 0x00a04548 }, 4617174beb6SJohannes Berg { .start = 0x00a04560, .end = 0x00a0457c }, 4627174beb6SJohannes Berg { .start = 0x00a04590, .end = 0x00a04598 }, 4637174beb6SJohannes Berg { .start = 0x00a045c0, .end = 0x00a045f4 }, 4647174beb6SJohannes Berg }; 4657174beb6SJohannes Berg 4667174beb6SJohannes Berg static const struct iwl_prph_range iwl_prph_dump_addr_9000[] = { 4677174beb6SJohannes Berg { .start = 0x00a05c00, .end = 0x00a05c18 }, 4687174beb6SJohannes Berg { .start = 0x00a05400, .end = 0x00a056e8 }, 4697174beb6SJohannes Berg { .start = 0x00a08000, .end = 0x00a098bc }, 4707174beb6SJohannes Berg { .start = 0x00a02400, .end = 0x00a02758 }, 4717174beb6SJohannes Berg }; 4727174beb6SJohannes Berg 4737e08baebSShahar S Matityahu static const struct iwl_prph_range iwl_prph_dump_addr_22000[] = { 4747e08baebSShahar S Matityahu { .start = 0x00a00000, .end = 0x00a00000 }, 4757e08baebSShahar S Matityahu { .start = 0x00a0000c, .end = 0x00a00024 }, 4767e08baebSShahar S Matityahu { .start = 0x00a0002c, .end = 0x00a00034 }, 4777e08baebSShahar S Matityahu { .start = 0x00a0003c, .end = 0x00a0003c }, 4787e08baebSShahar S Matityahu { .start = 0x00a00410, .end = 0x00a00418 }, 4797e08baebSShahar S Matityahu { .start = 0x00a00420, .end = 0x00a00420 }, 4807e08baebSShahar S Matityahu { .start = 0x00a00428, .end = 0x00a00428 }, 4817e08baebSShahar S Matityahu { .start = 0x00a00430, .end = 0x00a0043c }, 4827e08baebSShahar S Matityahu { .start = 0x00a00444, .end = 0x00a00444 }, 4837e08baebSShahar S Matityahu { .start = 0x00a00840, .end = 0x00a00840 }, 4847e08baebSShahar S Matityahu { .start = 0x00a00850, .end = 0x00a00858 }, 4857e08baebSShahar S Matityahu { .start = 0x00a01004, .end = 0x00a01008 }, 4867e08baebSShahar S Matityahu { .start = 0x00a01010, .end = 0x00a01010 }, 4877e08baebSShahar S Matityahu { .start = 0x00a01018, .end = 0x00a01018 }, 4887e08baebSShahar S Matityahu { .start = 0x00a01024, .end = 0x00a01024 }, 4897e08baebSShahar S Matityahu { .start = 0x00a0102c, .end = 0x00a01034 }, 4907e08baebSShahar S Matityahu { .start = 0x00a0103c, .end = 0x00a01040 }, 4917e08baebSShahar S Matityahu { .start = 0x00a01048, .end = 0x00a01050 }, 4927e08baebSShahar S Matityahu { .start = 0x00a01058, .end = 0x00a01058 }, 4937e08baebSShahar S Matityahu { .start = 0x00a01060, .end = 0x00a01070 }, 4947e08baebSShahar S Matityahu { .start = 0x00a0108c, .end = 0x00a0108c }, 4957e08baebSShahar S Matityahu { .start = 0x00a01c20, .end = 0x00a01c28 }, 4967e08baebSShahar S Matityahu { .start = 0x00a01d10, .end = 0x00a01d10 }, 4977e08baebSShahar S Matityahu { .start = 0x00a01e28, .end = 0x00a01e2c }, 4987e08baebSShahar S Matityahu { .start = 0x00a01e60, .end = 0x00a01e60 }, 4997e08baebSShahar S Matityahu { .start = 0x00a01e80, .end = 0x00a01e80 }, 5007e08baebSShahar S Matityahu { .start = 0x00a01ea0, .end = 0x00a01ea0 }, 5017e08baebSShahar S Matityahu { .start = 0x00a02000, .end = 0x00a0201c }, 5027e08baebSShahar S Matityahu { .start = 0x00a02024, .end = 0x00a02024 }, 5037e08baebSShahar S Matityahu { .start = 0x00a02040, .end = 0x00a02048 }, 5047e08baebSShahar S Matityahu { .start = 0x00a020c0, .end = 0x00a020e0 }, 5057e08baebSShahar S Matityahu { .start = 0x00a02400, .end = 0x00a02404 }, 5067e08baebSShahar S Matityahu { .start = 0x00a0240c, .end = 0x00a02414 }, 5077e08baebSShahar S Matityahu { .start = 0x00a0241c, .end = 0x00a0243c }, 5087e08baebSShahar S Matityahu { .start = 0x00a02448, .end = 0x00a024bc }, 5097e08baebSShahar S Matityahu { .start = 0x00a024c4, .end = 0x00a024cc }, 5107e08baebSShahar S Matityahu { .start = 0x00a02508, .end = 0x00a02508 }, 5117e08baebSShahar S Matityahu { .start = 0x00a02510, .end = 0x00a02514 }, 5127e08baebSShahar S Matityahu { .start = 0x00a0251c, .end = 0x00a0251c }, 5137e08baebSShahar S Matityahu { .start = 0x00a0252c, .end = 0x00a0255c }, 5147e08baebSShahar S Matityahu { .start = 0x00a02564, .end = 0x00a025a0 }, 5157e08baebSShahar S Matityahu { .start = 0x00a025a8, .end = 0x00a025b4 }, 5167e08baebSShahar S Matityahu { .start = 0x00a025c0, .end = 0x00a025c0 }, 5177e08baebSShahar S Matityahu { .start = 0x00a025e8, .end = 0x00a025f4 }, 5187e08baebSShahar S Matityahu { .start = 0x00a02c08, .end = 0x00a02c18 }, 5197e08baebSShahar S Matityahu { .start = 0x00a02c2c, .end = 0x00a02c38 }, 5207e08baebSShahar S Matityahu { .start = 0x00a02c68, .end = 0x00a02c78 }, 5217e08baebSShahar S Matityahu { .start = 0x00a03000, .end = 0x00a03000 }, 5227e08baebSShahar S Matityahu { .start = 0x00a03010, .end = 0x00a03014 }, 5237e08baebSShahar S Matityahu { .start = 0x00a0301c, .end = 0x00a0302c }, 5247e08baebSShahar S Matityahu { .start = 0x00a03034, .end = 0x00a03038 }, 5257e08baebSShahar S Matityahu { .start = 0x00a03040, .end = 0x00a03044 }, 5267e08baebSShahar S Matityahu { .start = 0x00a03060, .end = 0x00a03068 }, 5277e08baebSShahar S Matityahu { .start = 0x00a03070, .end = 0x00a03070 }, 5287e08baebSShahar S Matityahu { .start = 0x00a0307c, .end = 0x00a03084 }, 5297e08baebSShahar S Matityahu { .start = 0x00a0308c, .end = 0x00a03090 }, 5307e08baebSShahar S Matityahu { .start = 0x00a03098, .end = 0x00a03098 }, 5317e08baebSShahar S Matityahu { .start = 0x00a030a0, .end = 0x00a030a0 }, 5327e08baebSShahar S Matityahu { .start = 0x00a030a8, .end = 0x00a030b4 }, 5337e08baebSShahar S Matityahu { .start = 0x00a030bc, .end = 0x00a030c0 }, 5347e08baebSShahar S Matityahu { .start = 0x00a030c8, .end = 0x00a030f4 }, 5357e08baebSShahar S Matityahu { .start = 0x00a03100, .end = 0x00a0312c }, 5367e08baebSShahar S Matityahu { .start = 0x00a03c00, .end = 0x00a03c5c }, 5377e08baebSShahar S Matityahu { .start = 0x00a04400, .end = 0x00a04454 }, 5387e08baebSShahar S Matityahu { .start = 0x00a04460, .end = 0x00a04474 }, 5397e08baebSShahar S Matityahu { .start = 0x00a044c0, .end = 0x00a044ec }, 5407e08baebSShahar S Matityahu { .start = 0x00a04500, .end = 0x00a04504 }, 5417e08baebSShahar S Matityahu { .start = 0x00a04510, .end = 0x00a04538 }, 5427e08baebSShahar S Matityahu { .start = 0x00a04540, .end = 0x00a04548 }, 5437e08baebSShahar S Matityahu { .start = 0x00a04560, .end = 0x00a04560 }, 5447e08baebSShahar S Matityahu { .start = 0x00a04570, .end = 0x00a0457c }, 5457e08baebSShahar S Matityahu { .start = 0x00a04590, .end = 0x00a04590 }, 5467e08baebSShahar S Matityahu { .start = 0x00a04598, .end = 0x00a04598 }, 5477e08baebSShahar S Matityahu { .start = 0x00a045c0, .end = 0x00a045f4 }, 548e91130ceSShahar S Matityahu { .start = 0x00a05c18, .end = 0x00a05c1c }, 5497e08baebSShahar S Matityahu { .start = 0x00a0c000, .end = 0x00a0c018 }, 5507e08baebSShahar S Matityahu { .start = 0x00a0c020, .end = 0x00a0c028 }, 5517e08baebSShahar S Matityahu { .start = 0x00a0c038, .end = 0x00a0c094 }, 5527e08baebSShahar S Matityahu { .start = 0x00a0c0c0, .end = 0x00a0c104 }, 5537e08baebSShahar S Matityahu { .start = 0x00a0c10c, .end = 0x00a0c118 }, 5547e08baebSShahar S Matityahu { .start = 0x00a0c150, .end = 0x00a0c174 }, 5557e08baebSShahar S Matityahu { .start = 0x00a0c17c, .end = 0x00a0c188 }, 5567e08baebSShahar S Matityahu { .start = 0x00a0c190, .end = 0x00a0c198 }, 5577e08baebSShahar S Matityahu { .start = 0x00a0c1a0, .end = 0x00a0c1a8 }, 5587e08baebSShahar S Matityahu { .start = 0x00a0c1b0, .end = 0x00a0c1b8 }, 5597e08baebSShahar S Matityahu }; 5607e08baebSShahar S Matityahu 56132d2282aSShahar S Matityahu static const struct iwl_prph_range iwl_prph_dump_addr_ax210[] = { 56232d2282aSShahar S Matityahu { .start = 0x00d03c00, .end = 0x00d03c64 }, 563e91130ceSShahar S Matityahu { .start = 0x00d05c18, .end = 0x00d05c1c }, 56432d2282aSShahar S Matityahu { .start = 0x00d0c000, .end = 0x00d0c174 }, 56532d2282aSShahar S Matityahu }; 56632d2282aSShahar S Matityahu 567ea7c2bfdSJohannes Berg static void iwl_read_prph_block(struct iwl_trans *trans, u32 start, 5687174beb6SJohannes Berg u32 len_bytes, __le32 *data) 5697174beb6SJohannes Berg { 5707174beb6SJohannes Berg u32 i; 5717174beb6SJohannes Berg 5727174beb6SJohannes Berg for (i = 0; i < len_bytes; i += 4) 5737174beb6SJohannes Berg *data++ = cpu_to_le32(iwl_read_prph_no_grab(trans, start + i)); 5747174beb6SJohannes Berg } 5757174beb6SJohannes Berg 5767e08baebSShahar S Matityahu static void iwl_dump_prph(struct iwl_fw_runtime *fwrt, 5777174beb6SJohannes Berg const struct iwl_prph_range *iwl_prph_dump_addr, 5787e08baebSShahar S Matityahu u32 range_len, void *ptr) 5797174beb6SJohannes Berg { 5807174beb6SJohannes Berg struct iwl_fw_error_dump_prph *prph; 5817e08baebSShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 5827e08baebSShahar S Matityahu struct iwl_fw_error_dump_data **data = 5837e08baebSShahar S Matityahu (struct iwl_fw_error_dump_data **)ptr; 5847174beb6SJohannes Berg unsigned long flags; 5857174beb6SJohannes Berg u32 i; 5867174beb6SJohannes Berg 5877e08baebSShahar S Matityahu if (!data) 5887e08baebSShahar S Matityahu return; 5897e08baebSShahar S Matityahu 590b88beaf9SIlan Peer IWL_DEBUG_INFO(trans, "WRT PRPH dump\n"); 591b88beaf9SIlan Peer 5927174beb6SJohannes Berg if (!iwl_trans_grab_nic_access(trans, &flags)) 5937174beb6SJohannes Berg return; 5947174beb6SJohannes Berg 5957174beb6SJohannes Berg for (i = 0; i < range_len; i++) { 5967174beb6SJohannes Berg /* The range includes both boundaries */ 5977174beb6SJohannes Berg int num_bytes_in_chunk = iwl_prph_dump_addr[i].end - 5987174beb6SJohannes Berg iwl_prph_dump_addr[i].start + 4; 5997174beb6SJohannes Berg 6007174beb6SJohannes Berg (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PRPH); 6017174beb6SJohannes Berg (*data)->len = cpu_to_le32(sizeof(*prph) + 6027174beb6SJohannes Berg num_bytes_in_chunk); 6037174beb6SJohannes Berg prph = (void *)(*data)->data; 6047174beb6SJohannes Berg prph->prph_start = cpu_to_le32(iwl_prph_dump_addr[i].start); 6057174beb6SJohannes Berg 606ea7c2bfdSJohannes Berg iwl_read_prph_block(trans, iwl_prph_dump_addr[i].start, 6077174beb6SJohannes Berg /* our range is inclusive, hence + 4 */ 6087174beb6SJohannes Berg iwl_prph_dump_addr[i].end - 6097174beb6SJohannes Berg iwl_prph_dump_addr[i].start + 4, 6107174beb6SJohannes Berg (void *)prph->data); 6117174beb6SJohannes Berg 6127174beb6SJohannes Berg *data = iwl_fw_error_next_data(*data); 6137174beb6SJohannes Berg } 6147174beb6SJohannes Berg 6157174beb6SJohannes Berg iwl_trans_release_nic_access(trans, &flags); 6167174beb6SJohannes Berg } 6177174beb6SJohannes Berg 6187174beb6SJohannes Berg /* 6197174beb6SJohannes Berg * alloc_sgtable - allocates scallerlist table in the given size, 6207174beb6SJohannes Berg * fills it with pages and returns it 6217174beb6SJohannes Berg * @size: the size (in bytes) of the table 6227174beb6SJohannes Berg */ 6237174beb6SJohannes Berg static struct scatterlist *alloc_sgtable(int size) 6247174beb6SJohannes Berg { 6257174beb6SJohannes Berg int alloc_size, nents, i; 6267174beb6SJohannes Berg struct page *new_page; 6277174beb6SJohannes Berg struct scatterlist *iter; 6287174beb6SJohannes Berg struct scatterlist *table; 6297174beb6SJohannes Berg 6307174beb6SJohannes Berg nents = DIV_ROUND_UP(size, PAGE_SIZE); 6317174beb6SJohannes Berg table = kcalloc(nents, sizeof(*table), GFP_KERNEL); 6327174beb6SJohannes Berg if (!table) 6337174beb6SJohannes Berg return NULL; 6347174beb6SJohannes Berg sg_init_table(table, nents); 6357174beb6SJohannes Berg iter = table; 6367174beb6SJohannes Berg for_each_sg(table, iter, sg_nents(table), i) { 6377174beb6SJohannes Berg new_page = alloc_page(GFP_KERNEL); 6387174beb6SJohannes Berg if (!new_page) { 6397174beb6SJohannes Berg /* release all previous allocated pages in the table */ 6407174beb6SJohannes Berg iter = table; 6417174beb6SJohannes Berg for_each_sg(table, iter, sg_nents(table), i) { 6427174beb6SJohannes Berg new_page = sg_page(iter); 6437174beb6SJohannes Berg if (new_page) 6447174beb6SJohannes Berg __free_page(new_page); 6457174beb6SJohannes Berg } 6467174beb6SJohannes Berg return NULL; 6477174beb6SJohannes Berg } 6487174beb6SJohannes Berg alloc_size = min_t(int, size, PAGE_SIZE); 6497174beb6SJohannes Berg size -= PAGE_SIZE; 6507174beb6SJohannes Berg sg_set_page(iter, new_page, alloc_size, 0); 6517174beb6SJohannes Berg } 6527174beb6SJohannes Berg return table; 6537174beb6SJohannes Berg } 6547174beb6SJohannes Berg 6557e08baebSShahar S Matityahu static void iwl_fw_get_prph_len(struct iwl_fw_runtime *fwrt, 6567e08baebSShahar S Matityahu const struct iwl_prph_range *iwl_prph_dump_addr, 6577e08baebSShahar S Matityahu u32 range_len, void *ptr) 658da752717SShahar S Matityahu { 6597e08baebSShahar S Matityahu u32 *prph_len = (u32 *)ptr; 6607e08baebSShahar S Matityahu int i, num_bytes_in_chunk; 661da752717SShahar S Matityahu 6627e08baebSShahar S Matityahu if (!prph_len) 6637e08baebSShahar S Matityahu return; 6647e08baebSShahar S Matityahu 6657e08baebSShahar S Matityahu for (i = 0; i < range_len; i++) { 666da752717SShahar S Matityahu /* The range includes both boundaries */ 6677e08baebSShahar S Matityahu num_bytes_in_chunk = 6687e08baebSShahar S Matityahu iwl_prph_dump_addr[i].end - 6697e08baebSShahar S Matityahu iwl_prph_dump_addr[i].start + 4; 670da752717SShahar S Matityahu 6717e08baebSShahar S Matityahu *prph_len += sizeof(struct iwl_fw_error_dump_data) + 672da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_prph) + 673da752717SShahar S Matityahu num_bytes_in_chunk; 674da752717SShahar S Matityahu } 6757e08baebSShahar S Matityahu } 6767e08baebSShahar S Matityahu 6777e08baebSShahar S Matityahu static void iwl_fw_prph_handler(struct iwl_fw_runtime *fwrt, void *ptr, 6787e08baebSShahar S Matityahu void (*handler)(struct iwl_fw_runtime *, 6797e08baebSShahar S Matityahu const struct iwl_prph_range *, 6807e08baebSShahar S Matityahu u32, void *)) 6817e08baebSShahar S Matityahu { 6827e08baebSShahar S Matityahu u32 range_len; 6837e08baebSShahar S Matityahu 684d4f4793cSShaul Triebitz if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_AX210) { 68532d2282aSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_ax210); 68632d2282aSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_ax210, range_len, ptr); 687d4f4793cSShaul Triebitz } else if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000) { 6887e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_22000); 6897e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_22000, range_len, ptr); 6907e08baebSShahar S Matityahu } else { 6917e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_comm); 6927e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_comm, range_len, ptr); 693da752717SShahar S Matityahu 694da752717SShahar S Matityahu if (fwrt->trans->cfg->mq_rx_supported) { 6957e08baebSShahar S Matityahu range_len = ARRAY_SIZE(iwl_prph_dump_addr_9000); 6967e08baebSShahar S Matityahu handler(fwrt, iwl_prph_dump_addr_9000, range_len, ptr); 697da752717SShahar S Matityahu } 698da752717SShahar S Matityahu } 699da752717SShahar S Matityahu } 700da752717SShahar S Matityahu 701da752717SShahar S Matityahu static void iwl_fw_dump_mem(struct iwl_fw_runtime *fwrt, 702da752717SShahar S Matityahu struct iwl_fw_error_dump_data **dump_data, 7037339cc29SSara Sharon u32 len, u32 ofs, u32 type) 704da752717SShahar S Matityahu { 705da752717SShahar S Matityahu struct iwl_fw_error_dump_mem *dump_mem; 706da752717SShahar S Matityahu 7077339cc29SSara Sharon if (!len) 7087339cc29SSara Sharon return; 709da752717SShahar S Matityahu 710da752717SShahar S Matityahu (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM); 711da752717SShahar S Matityahu (*dump_data)->len = cpu_to_le32(len + sizeof(*dump_mem)); 712da752717SShahar S Matityahu dump_mem = (void *)(*dump_data)->data; 7137339cc29SSara Sharon dump_mem->type = cpu_to_le32(type); 714da752717SShahar S Matityahu dump_mem->offset = cpu_to_le32(ofs); 715da752717SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, ofs, dump_mem->data, len); 716da752717SShahar S Matityahu *dump_data = iwl_fw_error_next_data(*dump_data); 717da752717SShahar S Matityahu 7187339cc29SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT memory dump. Type=%u\n", dump_mem->type); 719da752717SShahar S Matityahu } 720da752717SShahar S Matityahu 72168025d5fSSara Sharon #define ADD_LEN(len, item_len, const_len) \ 72268025d5fSSara Sharon do {size_t item = item_len; len += (!!item) * const_len + item; } \ 72368025d5fSSara Sharon while (0) 72468025d5fSSara Sharon 72532b258e9SSara Sharon static int iwl_fw_rxf_len(struct iwl_fw_runtime *fwrt, 72668025d5fSSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 72768025d5fSSara Sharon { 72868025d5fSSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 72968025d5fSSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 73068025d5fSSara Sharon u32 fifo_len = 0; 73168025d5fSSara Sharon int i; 73268025d5fSSara Sharon 733e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RXF)) 73432b258e9SSara Sharon return 0; 73568025d5fSSara Sharon 73668025d5fSSara Sharon /* Count RXF2 size */ 73768025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->rxfifo2_size, hdr_len); 73868025d5fSSara Sharon 73968025d5fSSara Sharon /* Count RXF1 sizes */ 740acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 741acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 742acf42a95SMordechay Goodstein 74368025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) 74468025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].rxfifo1_size, hdr_len); 74568025d5fSSara Sharon 74632b258e9SSara Sharon return fifo_len; 74732b258e9SSara Sharon } 74832b258e9SSara Sharon 74932b258e9SSara Sharon static int iwl_fw_txf_len(struct iwl_fw_runtime *fwrt, 75032b258e9SSara Sharon struct iwl_fwrt_shared_mem_cfg *mem_cfg) 75132b258e9SSara Sharon { 75232b258e9SSara Sharon size_t hdr_len = sizeof(struct iwl_fw_error_dump_data) + 75332b258e9SSara Sharon sizeof(struct iwl_fw_error_dump_fifo); 75432b258e9SSara Sharon u32 fifo_len = 0; 75532b258e9SSara Sharon int i; 75632b258e9SSara Sharon 757e488e593SSara Sharon if (!iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_TXF)) 75868025d5fSSara Sharon goto dump_internal_txf; 75968025d5fSSara Sharon 76068025d5fSSara Sharon /* Count TXF sizes */ 761acf42a95SMordechay Goodstein if (WARN_ON(mem_cfg->num_lmacs > MAX_NUM_LMAC)) 762acf42a95SMordechay Goodstein mem_cfg->num_lmacs = MAX_NUM_LMAC; 763acf42a95SMordechay Goodstein 76468025d5fSSara Sharon for (i = 0; i < mem_cfg->num_lmacs; i++) { 76568025d5fSSara Sharon int j; 76668025d5fSSara Sharon 76768025d5fSSara Sharon for (j = 0; j < mem_cfg->num_txfifo_entries; j++) 76868025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->lmac[i].txfifo_size[j], 76968025d5fSSara Sharon hdr_len); 77068025d5fSSara Sharon } 77168025d5fSSara Sharon 77268025d5fSSara Sharon dump_internal_txf: 773e488e593SSara Sharon if (!(iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_INTERNAL_TXF) && 77468025d5fSSara Sharon fw_has_capa(&fwrt->fw->ucode_capa, 77568025d5fSSara Sharon IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG))) 77668025d5fSSara Sharon goto out; 77768025d5fSSara Sharon 77868025d5fSSara Sharon for (i = 0; i < ARRAY_SIZE(mem_cfg->internal_txfifo_size); i++) 77968025d5fSSara Sharon ADD_LEN(fifo_len, mem_cfg->internal_txfifo_size[i], hdr_len); 78068025d5fSSara Sharon 78168025d5fSSara Sharon out: 78268025d5fSSara Sharon return fifo_len; 78368025d5fSSara Sharon } 78468025d5fSSara Sharon 78556b657f7SSara Sharon static void iwl_dump_paging(struct iwl_fw_runtime *fwrt, 78656b657f7SSara Sharon struct iwl_fw_error_dump_data **data) 78756b657f7SSara Sharon { 78856b657f7SSara Sharon int i; 78956b657f7SSara Sharon 79056b657f7SSara Sharon IWL_DEBUG_INFO(fwrt, "WRT paging dump\n"); 79156b657f7SSara Sharon for (i = 1; i < fwrt->num_of_paging_blk + 1; i++) { 79256b657f7SSara Sharon struct iwl_fw_error_dump_paging *paging; 79356b657f7SSara Sharon struct page *pages = 79456b657f7SSara Sharon fwrt->fw_paging_db[i].fw_paging_block; 79556b657f7SSara Sharon dma_addr_t addr = fwrt->fw_paging_db[i].fw_paging_phys; 79656b657f7SSara Sharon 79756b657f7SSara Sharon (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PAGING); 79856b657f7SSara Sharon (*data)->len = cpu_to_le32(sizeof(*paging) + 79956b657f7SSara Sharon PAGING_BLOCK_SIZE); 80056b657f7SSara Sharon paging = (void *)(*data)->data; 80156b657f7SSara Sharon paging->index = cpu_to_le32(i); 80256b657f7SSara Sharon dma_sync_single_for_cpu(fwrt->trans->dev, addr, 80356b657f7SSara Sharon PAGING_BLOCK_SIZE, 80456b657f7SSara Sharon DMA_BIDIRECTIONAL); 80556b657f7SSara Sharon memcpy(paging->data, page_address(pages), 80656b657f7SSara Sharon PAGING_BLOCK_SIZE); 8077e316572SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, 8087e316572SShahar S Matityahu PAGING_BLOCK_SIZE, 8097e316572SShahar S Matityahu DMA_BIDIRECTIONAL); 81056b657f7SSara Sharon (*data) = iwl_fw_error_next_data(*data); 81156b657f7SSara Sharon } 81256b657f7SSara Sharon } 81356b657f7SSara Sharon 814a6820511SSara Sharon static struct iwl_fw_error_dump_file * 8154b49e34eSShahar S Matityahu iwl_fw_error_dump_file(struct iwl_fw_runtime *fwrt, 816a6820511SSara Sharon struct iwl_fw_dump_ptrs *fw_error_dump) 8177174beb6SJohannes Berg { 8187174beb6SJohannes Berg struct iwl_fw_error_dump_file *dump_file; 8197174beb6SJohannes Berg struct iwl_fw_error_dump_data *dump_data; 8207174beb6SJohannes Berg struct iwl_fw_error_dump_info *dump_info; 821ce27f005SGolan Ben-Ami struct iwl_fw_error_dump_smem_cfg *dump_smem_cfg; 8227174beb6SJohannes Berg struct iwl_fw_error_dump_trigger_desc *dump_trig; 8237174beb6SJohannes Berg u32 sram_len, sram_ofs; 82468025d5fSSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_mem = fwrt->fw->dbg.mem_tlv; 825ce27f005SGolan Ben-Ami struct iwl_fwrt_shared_mem_cfg *mem_cfg = &fwrt->smem_cfg; 82668025d5fSSara Sharon u32 file_len, fifo_len = 0, prph_len = 0, radio_len = 0; 82717b809c9SSara Sharon u32 smem_len = fwrt->fw->dbg.n_mem_tlv ? 0 : fwrt->trans->cfg->smem_len; 82817b809c9SSara Sharon u32 sram2_len = fwrt->fw->dbg.n_mem_tlv ? 8297174beb6SJohannes Berg 0 : fwrt->trans->cfg->dccm2_len; 8307174beb6SJohannes Berg int i; 8317174beb6SJohannes Berg 8327174beb6SJohannes Berg /* SRAM - include stack CCM if driver knows the values for it */ 8337174beb6SJohannes Berg if (!fwrt->trans->cfg->dccm_offset || !fwrt->trans->cfg->dccm_len) { 8347174beb6SJohannes Berg const struct fw_img *img; 8357174beb6SJohannes Berg 836162b22c9SLiad Kaufman if (fwrt->cur_fw_img >= IWL_UCODE_TYPE_MAX) 837162b22c9SLiad Kaufman return NULL; 8387174beb6SJohannes Berg img = &fwrt->fw->img[fwrt->cur_fw_img]; 8397174beb6SJohannes Berg sram_ofs = img->sec[IWL_UCODE_SECTION_DATA].offset; 8407174beb6SJohannes Berg sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; 8417174beb6SJohannes Berg } else { 8427174beb6SJohannes Berg sram_ofs = fwrt->trans->cfg->dccm_offset; 8437174beb6SJohannes Berg sram_len = fwrt->trans->cfg->dccm_len; 8447174beb6SJohannes Berg } 8457174beb6SJohannes Berg 8467174beb6SJohannes Berg /* reading RXF/TXF sizes */ 8477174beb6SJohannes Berg if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status)) { 84832b258e9SSara Sharon fifo_len = iwl_fw_rxf_len(fwrt, mem_cfg); 84932b258e9SSara Sharon fifo_len += iwl_fw_txf_len(fwrt, mem_cfg); 8507174beb6SJohannes Berg 8517174beb6SJohannes Berg /* Make room for PRPH registers */ 8527e08baebSShahar S Matityahu if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_PRPH)) 8537e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &prph_len, 8547e08baebSShahar S Matityahu iwl_fw_get_prph_len); 8557174beb6SJohannes Berg 856520f03eaSShahar S Matityahu if (fwrt->trans->cfg->device_family == IWL_DEVICE_FAMILY_7000 && 857e488e593SSara Sharon iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_RADIO_REG)) 8587174beb6SJohannes Berg radio_len = sizeof(*dump_data) + RADIO_REG_MAX_READ; 8597174beb6SJohannes Berg } 8607174beb6SJohannes Berg 86168025d5fSSara Sharon file_len = sizeof(*dump_file) + fifo_len + prph_len + radio_len; 8627174beb6SJohannes Berg 863e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) 864520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_info); 865e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) 866520f03eaSShahar S Matityahu file_len += sizeof(*dump_data) + sizeof(*dump_smem_cfg); 867520f03eaSShahar S Matityahu 868e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 86968025d5fSSara Sharon size_t hdr_len = sizeof(*dump_data) + 870da752717SShahar S Matityahu sizeof(struct iwl_fw_error_dump_mem); 8717174beb6SJohannes Berg 87268025d5fSSara Sharon /* Dump SRAM only if no mem_tlvs */ 87368025d5fSSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 87468025d5fSSara Sharon ADD_LEN(file_len, sram_len, hdr_len); 8757174beb6SJohannes Berg 87668025d5fSSara Sharon /* Make room for all mem types that exist */ 87768025d5fSSara Sharon ADD_LEN(file_len, smem_len, hdr_len); 87868025d5fSSara Sharon ADD_LEN(file_len, sram2_len, hdr_len); 87968025d5fSSara Sharon 88068025d5fSSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) 88168025d5fSSara Sharon ADD_LEN(file_len, le32_to_cpu(fw_mem[i].len), hdr_len); 882520f03eaSShahar S Matityahu } 8837174beb6SJohannes Berg 8847174beb6SJohannes Berg /* Make room for fw's virtual image pages, if it exists */ 88556b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 8867174beb6SJohannes Berg file_len += fwrt->num_of_paging_blk * 8877174beb6SJohannes Berg (sizeof(*dump_data) + 8887174beb6SJohannes Berg sizeof(struct iwl_fw_error_dump_paging) + 8897174beb6SJohannes Berg PAGING_BLOCK_SIZE); 8907174beb6SJohannes Berg 8912d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 8922d8c2615SShahar S Matityahu file_len += sizeof(*dump_data) + 8932d8c2615SShahar S Matityahu fwrt->trans->cfg->d3_debug_data_length * 2; 8942d8c2615SShahar S Matityahu } 8952d8c2615SShahar S Matityahu 8967174beb6SJohannes Berg /* If we only want a monitor dump, reset the file length */ 897124e0ebaSSara Sharon if (fwrt->dump.monitor_only) { 898ce27f005SGolan Ben-Ami file_len = sizeof(*dump_file) + sizeof(*dump_data) * 2 + 899ce27f005SGolan Ben-Ami sizeof(*dump_info) + sizeof(*dump_smem_cfg); 9007174beb6SJohannes Berg } 9017174beb6SJohannes Berg 902e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 903520f03eaSShahar S Matityahu fwrt->dump.desc) 9047174beb6SJohannes Berg file_len += sizeof(*dump_data) + sizeof(*dump_trig) + 9057174beb6SJohannes Berg fwrt->dump.desc->len; 9067174beb6SJohannes Berg 9077174beb6SJohannes Berg dump_file = vzalloc(file_len); 908a6820511SSara Sharon if (!dump_file) 909a6820511SSara Sharon return NULL; 9107174beb6SJohannes Berg 9117174beb6SJohannes Berg fw_error_dump->fwrt_ptr = dump_file; 9127174beb6SJohannes Berg 9137174beb6SJohannes Berg dump_file->barker = cpu_to_le32(IWL_FW_ERROR_DUMP_BARKER); 9147174beb6SJohannes Berg dump_data = (void *)dump_file->data; 9157174beb6SJohannes Berg 916e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_DEV_FW_INFO)) { 9177174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_DEV_FW_INFO); 9187174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_info)); 9197174beb6SJohannes Berg dump_info = (void *)dump_data->data; 920391481adSShahar S Matityahu dump_info->hw_type = 921391481adSShahar S Matityahu cpu_to_le32(CSR_HW_REV_TYPE(fwrt->trans->hw_rev)); 922520f03eaSShahar S Matityahu dump_info->hw_step = 923520f03eaSShahar S Matityahu cpu_to_le32(CSR_HW_REV_STEP(fwrt->trans->hw_rev)); 9247174beb6SJohannes Berg memcpy(dump_info->fw_human_readable, fwrt->fw->human_readable, 9257174beb6SJohannes Berg sizeof(dump_info->fw_human_readable)); 9267174beb6SJohannes Berg strncpy(dump_info->dev_human_readable, fwrt->trans->cfg->name, 927520f03eaSShahar S Matityahu sizeof(dump_info->dev_human_readable) - 1); 9287174beb6SJohannes Berg strncpy(dump_info->bus_human_readable, fwrt->dev->bus->name, 929520f03eaSShahar S Matityahu sizeof(dump_info->bus_human_readable) - 1); 930d3561e0eSShahar S Matityahu dump_info->num_of_lmacs = fwrt->smem_cfg.num_lmacs; 931d3561e0eSShahar S Matityahu dump_info->lmac_err_id[0] = 932d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[0]); 933d3561e0eSShahar S Matityahu if (fwrt->smem_cfg.num_lmacs > 1) 934d3561e0eSShahar S Matityahu dump_info->lmac_err_id[1] = 935d3561e0eSShahar S Matityahu cpu_to_le32(fwrt->dump.lmac_err_id[1]); 936d3561e0eSShahar S Matityahu dump_info->umac_err_id = cpu_to_le32(fwrt->dump.umac_err_id); 9377174beb6SJohannes Berg 9387174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 939520f03eaSShahar S Matityahu } 940ce27f005SGolan Ben-Ami 941e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM_CFG)) { 942ce27f005SGolan Ben-Ami /* Dump shared memory configuration */ 943ce27f005SGolan Ben-Ami dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM_CFG); 944ce27f005SGolan Ben-Ami dump_data->len = cpu_to_le32(sizeof(*dump_smem_cfg)); 945ce27f005SGolan Ben-Ami dump_smem_cfg = (void *)dump_data->data; 946ce27f005SGolan Ben-Ami dump_smem_cfg->num_lmacs = cpu_to_le32(mem_cfg->num_lmacs); 947ce27f005SGolan Ben-Ami dump_smem_cfg->num_txfifo_entries = 948ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->num_txfifo_entries); 949ce27f005SGolan Ben-Ami for (i = 0; i < MAX_NUM_LMAC; i++) { 950ce27f005SGolan Ben-Ami int j; 951520f03eaSShahar S Matityahu u32 *txf_size = mem_cfg->lmac[i].txfifo_size; 952ce27f005SGolan Ben-Ami 953ce27f005SGolan Ben-Ami for (j = 0; j < TX_FIFO_MAX_NUM; j++) 954ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].txfifo_size[j] = 955520f03eaSShahar S Matityahu cpu_to_le32(txf_size[j]); 956ce27f005SGolan Ben-Ami dump_smem_cfg->lmac[i].rxfifo1_size = 957ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->lmac[i].rxfifo1_size); 958ce27f005SGolan Ben-Ami } 959520f03eaSShahar S Matityahu dump_smem_cfg->rxfifo2_size = 960520f03eaSShahar S Matityahu cpu_to_le32(mem_cfg->rxfifo2_size); 961ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_addr = 962ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_addr); 963ce27f005SGolan Ben-Ami for (i = 0; i < TX_FIFO_INTERNAL_MAX_NUM; i++) { 964ce27f005SGolan Ben-Ami dump_smem_cfg->internal_txfifo_size[i] = 965ce27f005SGolan Ben-Ami cpu_to_le32(mem_cfg->internal_txfifo_size[i]); 966ce27f005SGolan Ben-Ami } 967ce27f005SGolan Ben-Ami 968ce27f005SGolan Ben-Ami dump_data = iwl_fw_error_next_data(dump_data); 969520f03eaSShahar S Matityahu } 970ce27f005SGolan Ben-Ami 9717174beb6SJohannes Berg /* We only dump the FIFOs if the FW is in error state */ 97268025d5fSSara Sharon if (fifo_len) { 97332b258e9SSara Sharon iwl_fw_dump_rxf(fwrt, &dump_data); 97432b258e9SSara Sharon iwl_fw_dump_txf(fwrt, &dump_data); 97556fe12d2SShahar S Matityahu } 97656fe12d2SShahar S Matityahu 9777174beb6SJohannes Berg if (radio_len) 9787174beb6SJohannes Berg iwl_read_radio_regs(fwrt, &dump_data); 9797174beb6SJohannes Berg 980e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_ERROR_INFO) && 981520f03eaSShahar S Matityahu fwrt->dump.desc) { 9827174beb6SJohannes Berg dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_ERROR_INFO); 9837174beb6SJohannes Berg dump_data->len = cpu_to_le32(sizeof(*dump_trig) + 9847174beb6SJohannes Berg fwrt->dump.desc->len); 9857174beb6SJohannes Berg dump_trig = (void *)dump_data->data; 9867174beb6SJohannes Berg memcpy(dump_trig, &fwrt->dump.desc->trig_desc, 9877174beb6SJohannes Berg sizeof(*dump_trig) + fwrt->dump.desc->len); 9887174beb6SJohannes Berg 9897174beb6SJohannes Berg dump_data = iwl_fw_error_next_data(dump_data); 9907174beb6SJohannes Berg } 9917174beb6SJohannes Berg 9927174beb6SJohannes Berg /* In case we only want monitor dump, skip to dump trasport data */ 993124e0ebaSSara Sharon if (fwrt->dump.monitor_only) 994a6820511SSara Sharon goto out; 9957174beb6SJohannes Berg 996e488e593SSara Sharon if (iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_MEM)) { 9977339cc29SSara Sharon const struct iwl_fw_dbg_mem_seg_tlv *fw_dbg_mem = 9987339cc29SSara Sharon fwrt->fw->dbg.mem_tlv; 999da752717SShahar S Matityahu 10007339cc29SSara Sharon if (!fwrt->fw->dbg.n_mem_tlv) 10017339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram_len, sram_ofs, 10027339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 10037339cc29SSara Sharon 10047339cc29SSara Sharon for (i = 0; i < fwrt->fw->dbg.n_mem_tlv; i++) { 10057339cc29SSara Sharon u32 len = le32_to_cpu(fw_dbg_mem[i].len); 10067339cc29SSara Sharon u32 ofs = le32_to_cpu(fw_dbg_mem[i].ofs); 10077339cc29SSara Sharon 10087339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, len, ofs, 10097339cc29SSara Sharon le32_to_cpu(fw_dbg_mem[i].data_type)); 10107339cc29SSara Sharon } 10117339cc29SSara Sharon 10127339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, smem_len, 10137339cc29SSara Sharon fwrt->trans->cfg->smem_offset, 10147339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SMEM); 10157339cc29SSara Sharon 10167339cc29SSara Sharon iwl_fw_dump_mem(fwrt, &dump_data, sram2_len, 10177339cc29SSara Sharon fwrt->trans->cfg->dccm2_offset, 10187339cc29SSara Sharon IWL_FW_ERROR_DUMP_MEM_SRAM); 10197339cc29SSara Sharon } 10207174beb6SJohannes Berg 10212d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(fwrt) && fwrt->dump.d3_debug_data) { 10222d8c2615SShahar S Matityahu u32 addr = fwrt->trans->cfg->d3_debug_data_base_addr; 10232d8c2615SShahar S Matityahu size_t data_size = fwrt->trans->cfg->d3_debug_data_length; 10242d8c2615SShahar S Matityahu 10252d8c2615SShahar S Matityahu dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_D3_DEBUG_DATA); 10262d8c2615SShahar S Matityahu dump_data->len = cpu_to_le32(data_size * 2); 10272d8c2615SShahar S Matityahu 1028da752717SShahar S Matityahu memcpy(dump_data->data, fwrt->dump.d3_debug_data, data_size); 10292d8c2615SShahar S Matityahu 10302d8c2615SShahar S Matityahu kfree(fwrt->dump.d3_debug_data); 10312d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = NULL; 10322d8c2615SShahar S Matityahu 10332d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, 10342d8c2615SShahar S Matityahu dump_data->data + data_size, 10352d8c2615SShahar S Matityahu data_size); 10362d8c2615SShahar S Matityahu 10372d8c2615SShahar S Matityahu dump_data = iwl_fw_error_next_data(dump_data); 10382d8c2615SShahar S Matityahu } 10392d8c2615SShahar S Matityahu 10407174beb6SJohannes Berg /* Dump fw's virtual image */ 104156b657f7SSara Sharon if (iwl_fw_dbg_is_paging_enabled(fwrt)) 104256b657f7SSara Sharon iwl_dump_paging(fwrt, &dump_data); 10437174beb6SJohannes Berg 10447e08baebSShahar S Matityahu if (prph_len) 10457e08baebSShahar S Matityahu iwl_fw_prph_handler(fwrt, &dump_data, iwl_dump_prph); 10467174beb6SJohannes Berg 1047a6820511SSara Sharon out: 1048a6820511SSara Sharon dump_file->file_len = cpu_to_le32(file_len); 1049a6820511SSara Sharon return dump_file; 1050a6820511SSara Sharon } 1051a6820511SSara Sharon 10528d534e96SShahar S Matityahu static int iwl_dump_ini_prph_iter(struct iwl_fw_runtime *fwrt, 10538d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 10541a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 10558d534e96SShahar S Matityahu { 10561a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 10578d534e96SShahar S Matityahu __le32 *val = range->data; 10589802162fSShahar S Matityahu u32 prph_val; 10599802162fSShahar S Matityahu u32 addr = le32_to_cpu(reg->start_addr[idx]) + le32_to_cpu(reg->offset); 10608d534e96SShahar S Matityahu int i; 10618d534e96SShahar S Matityahu 1062f0e1e1c2SShahar S Matityahu range->start_addr = cpu_to_le64(addr); 10638d534e96SShahar S Matityahu range->range_data_size = reg->internal.range_data_size; 10648d534e96SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->internal.range_data_size); i += 4) { 10659802162fSShahar S Matityahu prph_val = iwl_read_prph(fwrt->trans, addr + i); 10668d534e96SShahar S Matityahu if (prph_val == 0x5a5a5a5a) 10671b64d58bSShahar S Matityahu return -EBUSY; 10688d534e96SShahar S Matityahu *val++ = cpu_to_le32(prph_val); 10698d534e96SShahar S Matityahu } 10701a6c8bb7SShahar S Matityahu 10711a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 10728d534e96SShahar S Matityahu } 10738d534e96SShahar S Matityahu 1074f4f907aaSShahar S Matityahu static int iwl_dump_ini_csr_iter(struct iwl_fw_runtime *fwrt, 1075f4f907aaSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 10761a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1077f4f907aaSShahar S Matityahu { 10781a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1079f4f907aaSShahar S Matityahu __le32 *val = range->data; 10809802162fSShahar S Matityahu u32 addr = le32_to_cpu(reg->start_addr[idx]) + le32_to_cpu(reg->offset); 1081f4f907aaSShahar S Matityahu int i; 1082f4f907aaSShahar S Matityahu 1083f0e1e1c2SShahar S Matityahu range->start_addr = cpu_to_le64(addr); 1084f4f907aaSShahar S Matityahu range->range_data_size = reg->internal.range_data_size; 10859802162fSShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->internal.range_data_size); i += 4) 10869802162fSShahar S Matityahu *val++ = cpu_to_le32(iwl_trans_read32(fwrt->trans, addr + i)); 10871a6c8bb7SShahar S Matityahu 10881a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1089f4f907aaSShahar S Matityahu } 1090f4f907aaSShahar S Matityahu 10916e9f8f99SShahar S Matityahu static int iwl_dump_ini_dev_mem_iter(struct iwl_fw_runtime *fwrt, 10926e9f8f99SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 10931a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 10946e9f8f99SShahar S Matityahu { 10951a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 10969802162fSShahar S Matityahu u32 addr = le32_to_cpu(reg->start_addr[idx]) + le32_to_cpu(reg->offset); 10976e9f8f99SShahar S Matityahu 1098f0e1e1c2SShahar S Matityahu range->start_addr = cpu_to_le64(addr); 10996e9f8f99SShahar S Matityahu range->range_data_size = reg->internal.range_data_size; 11009802162fSShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data, 11016e9f8f99SShahar S Matityahu le32_to_cpu(reg->internal.range_data_size)); 11021a6c8bb7SShahar S Matityahu 11031a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 11046e9f8f99SShahar S Matityahu } 11056e9f8f99SShahar S Matityahu 1106505a00c0SShahar S Matityahu static int 1107505a00c0SShahar S Matityahu iwl_dump_ini_paging_gen2_iter(struct iwl_fw_runtime *fwrt, 1108505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 11091a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1110505a00c0SShahar S Matityahu { 11111a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1112505a00c0SShahar S Matityahu u32 page_size = fwrt->trans->init_dram.paging[idx].size; 1113505a00c0SShahar S Matityahu 1114f0e1e1c2SShahar S Matityahu range->start_addr = cpu_to_le64(idx); 1115505a00c0SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1116505a00c0SShahar S Matityahu memcpy(range->data, fwrt->trans->init_dram.paging[idx].block, 1117505a00c0SShahar S Matityahu page_size); 11181a6c8bb7SShahar S Matityahu 11191a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1120505a00c0SShahar S Matityahu } 1121505a00c0SShahar S Matityahu 1122505a00c0SShahar S Matityahu static int iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt, 1123505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 11241a6c8bb7SShahar S Matityahu void *range_ptr, int idx) 1125505a00c0SShahar S Matityahu { 1126505a00c0SShahar S Matityahu /* increase idx by 1 since the pages are from 1 to 1127505a00c0SShahar S Matityahu * fwrt->num_of_paging_blk + 1 1128505a00c0SShahar S Matityahu */ 1129505a00c0SShahar S Matityahu struct page *page = fwrt->fw_paging_db[++idx].fw_paging_block; 11301a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1131505a00c0SShahar S Matityahu dma_addr_t addr = fwrt->fw_paging_db[idx].fw_paging_phys; 1132505a00c0SShahar S Matityahu u32 page_size = fwrt->fw_paging_db[idx].fw_paging_size; 1133505a00c0SShahar S Matityahu 1134f0e1e1c2SShahar S Matityahu range->start_addr = cpu_to_le64(idx); 1135505a00c0SShahar S Matityahu range->range_data_size = cpu_to_le32(page_size); 1136505a00c0SShahar S Matityahu dma_sync_single_for_cpu(fwrt->trans->dev, addr, page_size, 1137505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 1138505a00c0SShahar S Matityahu memcpy(range->data, page_address(page), page_size); 1139505a00c0SShahar S Matityahu dma_sync_single_for_device(fwrt->trans->dev, addr, page_size, 1140505a00c0SShahar S Matityahu DMA_BIDIRECTIONAL); 11411a6c8bb7SShahar S Matityahu 11421a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1143505a00c0SShahar S Matityahu } 1144505a00c0SShahar S Matityahu 1145106b791aSShahar S Matityahu static int 1146106b791aSShahar S Matityahu iwl_dump_ini_mon_dram_iter(struct iwl_fw_runtime *fwrt, 11471a6c8bb7SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, void *range_ptr, 1148106b791aSShahar S Matityahu int idx) 1149106b791aSShahar S Matityahu { 11501a6c8bb7SShahar S Matityahu struct iwl_fw_ini_error_dump_range *range = range_ptr; 1151ea695b7cSShaul Triebitz u32 start_addr = iwl_read_umac_prph(fwrt->trans, 1152ea695b7cSShaul Triebitz MON_BUFF_BASE_ADDR_VER2); 1153106b791aSShahar S Matityahu 1154106b791aSShahar S Matityahu if (start_addr == 0x5a5a5a5a) 11551b64d58bSShahar S Matityahu return -EBUSY; 1156106b791aSShahar S Matityahu 1157f0e1e1c2SShahar S Matityahu range->start_addr = cpu_to_le64(start_addr); 1158106b791aSShahar S Matityahu range->range_data_size = cpu_to_le32(fwrt->trans->fw_mon[idx].size); 1159106b791aSShahar S Matityahu 1160106b791aSShahar S Matityahu memcpy(range->data, fwrt->trans->fw_mon[idx].block, 1161106b791aSShahar S Matityahu fwrt->trans->fw_mon[idx].size); 1162106b791aSShahar S Matityahu 11631a6c8bb7SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 1164106b791aSShahar S Matityahu } 1165106b791aSShahar S Matityahu 11661b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data { 11671b64d58bSShahar S Matityahu int fifo; 11681b64d58bSShahar S Matityahu int lmac; 11691b64d58bSShahar S Matityahu u32 fifo_size; 11701b64d58bSShahar S Matityahu bool internal_txf; 11711b64d58bSShahar S Matityahu bool init; 11721b64d58bSShahar S Matityahu }; 11731b64d58bSShahar S Matityahu 11741b64d58bSShahar S Matityahu static bool iwl_ini_txf_iter(struct iwl_fw_runtime *fwrt, 11751b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 11761b64d58bSShahar S Matityahu { 11771b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data *iter = fwrt->dump.fifo_iter; 11781b64d58bSShahar S Matityahu struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg; 11791b64d58bSShahar S Matityahu int txf_num = cfg->num_txfifo_entries; 11801b64d58bSShahar S Matityahu int int_txf_num = ARRAY_SIZE(cfg->internal_txfifo_size); 11811b64d58bSShahar S Matityahu u32 lmac_bitmap = le32_to_cpu(reg->fifos.fid1); 11821b64d58bSShahar S Matityahu 11831b64d58bSShahar S Matityahu if (!iter) 11841b64d58bSShahar S Matityahu return false; 11851b64d58bSShahar S Matityahu 11861b64d58bSShahar S Matityahu if (iter->init) { 11871b64d58bSShahar S Matityahu if (le32_to_cpu(reg->offset) && 11881b64d58bSShahar S Matityahu WARN_ONCE(cfg->num_lmacs == 1, 11891b64d58bSShahar S Matityahu "Invalid lmac offset: 0x%x\n", 11901b64d58bSShahar S Matityahu le32_to_cpu(reg->offset))) 11911b64d58bSShahar S Matityahu return false; 11921b64d58bSShahar S Matityahu 11931b64d58bSShahar S Matityahu iter->init = false; 11941b64d58bSShahar S Matityahu iter->internal_txf = false; 11951b64d58bSShahar S Matityahu iter->fifo_size = 0; 11961b64d58bSShahar S Matityahu iter->fifo = -1; 11971b64d58bSShahar S Matityahu if (le32_to_cpu(reg->offset)) 11981b64d58bSShahar S Matityahu iter->lmac = 1; 11991b64d58bSShahar S Matityahu else 12001b64d58bSShahar S Matityahu iter->lmac = 0; 12011b64d58bSShahar S Matityahu } 12021b64d58bSShahar S Matityahu 12031b64d58bSShahar S Matityahu if (!iter->internal_txf) 12041b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < txf_num; iter->fifo++) { 12051b64d58bSShahar S Matityahu iter->fifo_size = 12061b64d58bSShahar S Matityahu cfg->lmac[iter->lmac].txfifo_size[iter->fifo]; 12071b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 12081b64d58bSShahar S Matityahu return true; 12091b64d58bSShahar S Matityahu } 12101b64d58bSShahar S Matityahu 12111b64d58bSShahar S Matityahu iter->internal_txf = true; 12121b64d58bSShahar S Matityahu 12131b64d58bSShahar S Matityahu if (!fw_has_capa(&fwrt->fw->ucode_capa, 12141b64d58bSShahar S Matityahu IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) 12151b64d58bSShahar S Matityahu return false; 12161b64d58bSShahar S Matityahu 12171b64d58bSShahar S Matityahu for (iter->fifo++; iter->fifo < int_txf_num + txf_num; iter->fifo++) { 12181b64d58bSShahar S Matityahu iter->fifo_size = 12191b64d58bSShahar S Matityahu cfg->internal_txfifo_size[iter->fifo - txf_num]; 12201b64d58bSShahar S Matityahu if (iter->fifo_size && (lmac_bitmap & BIT(iter->fifo))) 12211b64d58bSShahar S Matityahu return true; 12221b64d58bSShahar S Matityahu } 12231b64d58bSShahar S Matityahu 12241b64d58bSShahar S Matityahu return false; 12251b64d58bSShahar S Matityahu } 12261b64d58bSShahar S Matityahu 12271b64d58bSShahar S Matityahu static int iwl_dump_ini_txf_iter(struct iwl_fw_runtime *fwrt, 12281b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 12291b64d58bSShahar S Matityahu void *range_ptr, int idx) 12301b64d58bSShahar S Matityahu { 12311b64d58bSShahar S Matityahu struct iwl_fw_ini_fifo_error_dump_range *range = range_ptr; 12321b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data *iter; 123360eeaf57SShahar S Matityahu struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data; 12341b64d58bSShahar S Matityahu u32 offs = le32_to_cpu(reg->offset), addr; 12351b64d58bSShahar S Matityahu u32 registers_size = 123660eeaf57SShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * sizeof(*reg_dump); 123760eeaf57SShahar S Matityahu __le32 *data; 12381b64d58bSShahar S Matityahu unsigned long flags; 12391b64d58bSShahar S Matityahu int i; 12401b64d58bSShahar S Matityahu 12411b64d58bSShahar S Matityahu if (!iwl_ini_txf_iter(fwrt, reg)) 12421b64d58bSShahar S Matityahu return -EIO; 12431b64d58bSShahar S Matityahu 12441b64d58bSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 12451b64d58bSShahar S Matityahu return -EBUSY; 12461b64d58bSShahar S Matityahu 12471b64d58bSShahar S Matityahu iter = fwrt->dump.fifo_iter; 12481b64d58bSShahar S Matityahu 12491b64d58bSShahar S Matityahu range->fifo_num = cpu_to_le32(iter->fifo); 12501b64d58bSShahar S Matityahu range->num_of_registers = reg->fifos.num_of_registers; 12511b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(iter->fifo_size + registers_size); 12521b64d58bSShahar S Matityahu 12531b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_LARC_NUM + offs, iter->fifo); 12541b64d58bSShahar S Matityahu 125560eeaf57SShahar S Matityahu /* 125660eeaf57SShahar S Matityahu * read txf registers. for each register, write to the dump the 125760eeaf57SShahar S Matityahu * register address and its value 125860eeaf57SShahar S Matityahu */ 12591b64d58bSShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->fifos.num_of_registers); i++) { 12601b64d58bSShahar S Matityahu addr = le32_to_cpu(reg->start_addr[i]) + offs; 12611b64d58bSShahar S Matityahu 126260eeaf57SShahar S Matityahu reg_dump->addr = cpu_to_le32(addr); 126360eeaf57SShahar S Matityahu reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, 126460eeaf57SShahar S Matityahu addr)); 126560eeaf57SShahar S Matityahu 126660eeaf57SShahar S Matityahu reg_dump++; 12671b64d58bSShahar S Matityahu } 12681b64d58bSShahar S Matityahu 12691b64d58bSShahar S Matityahu if (reg->fifos.header_only) { 12701b64d58bSShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 12711b64d58bSShahar S Matityahu goto out; 12721b64d58bSShahar S Matityahu } 12731b64d58bSShahar S Matityahu 12741b64d58bSShahar S Matityahu /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */ 12751b64d58bSShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_ADDR + offs, 12761b64d58bSShahar S Matityahu TXF_WR_PTR + offs); 12771b64d58bSShahar S Matityahu 12781b64d58bSShahar S Matityahu /* Dummy-read to advance the read pointer to the head */ 12791b64d58bSShahar S Matityahu iwl_read_prph_no_grab(fwrt->trans, TXF_READ_MODIFY_DATA + offs); 12801b64d58bSShahar S Matityahu 12811b64d58bSShahar S Matityahu /* Read FIFO */ 12821b64d58bSShahar S Matityahu addr = TXF_READ_MODIFY_DATA + offs; 128360eeaf57SShahar S Matityahu data = (void *)reg_dump; 128460eeaf57SShahar S Matityahu for (i = 0; i < iter->fifo_size; i += sizeof(*data)) 128560eeaf57SShahar S Matityahu *data++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 12861b64d58bSShahar S Matityahu 12871b64d58bSShahar S Matityahu out: 12881b64d58bSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 12891b64d58bSShahar S Matityahu 12901b64d58bSShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 12911b64d58bSShahar S Matityahu } 12921b64d58bSShahar S Matityahu 12938d7dea25SShahar S Matityahu struct iwl_ini_rxf_data { 12948d7dea25SShahar S Matityahu u32 fifo_num; 12958d7dea25SShahar S Matityahu u32 size; 12968d7dea25SShahar S Matityahu u32 offset; 12978d7dea25SShahar S Matityahu }; 12988d7dea25SShahar S Matityahu 12998d7dea25SShahar S Matityahu static void iwl_ini_get_rxf_data(struct iwl_fw_runtime *fwrt, 13008d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 13018d7dea25SShahar S Matityahu struct iwl_ini_rxf_data *data) 13028d7dea25SShahar S Matityahu { 13038d7dea25SShahar S Matityahu u32 fid1 = le32_to_cpu(reg->fifos.fid1); 13048d7dea25SShahar S Matityahu u32 fid2 = le32_to_cpu(reg->fifos.fid2); 13058d7dea25SShahar S Matityahu u32 fifo_idx; 13068d7dea25SShahar S Matityahu 13078d7dea25SShahar S Matityahu if (!data) 13088d7dea25SShahar S Matityahu return; 13098d7dea25SShahar S Matityahu 13108d7dea25SShahar S Matityahu memset(data, 0, sizeof(*data)); 13118d7dea25SShahar S Matityahu 13128d7dea25SShahar S Matityahu if (WARN_ON_ONCE((fid1 && fid2) || (!fid1 && !fid2))) 13138d7dea25SShahar S Matityahu return; 13148d7dea25SShahar S Matityahu 13158d7dea25SShahar S Matityahu fifo_idx = ffs(fid1) - 1; 13168d7dea25SShahar S Matityahu if (fid1 && !WARN_ON_ONCE((~BIT(fifo_idx) & fid1) || 13178d7dea25SShahar S Matityahu fifo_idx >= MAX_NUM_LMAC)) { 13188d7dea25SShahar S Matityahu data->size = fwrt->smem_cfg.lmac[fifo_idx].rxfifo1_size; 13198d7dea25SShahar S Matityahu data->fifo_num = fifo_idx; 13208d7dea25SShahar S Matityahu return; 13218d7dea25SShahar S Matityahu } 13228d7dea25SShahar S Matityahu 13238d7dea25SShahar S Matityahu fifo_idx = ffs(fid2) - 1; 13248d7dea25SShahar S Matityahu if (fid2 && !WARN_ON_ONCE(fifo_idx != 0)) { 13258d7dea25SShahar S Matityahu data->size = fwrt->smem_cfg.rxfifo2_size; 13268d7dea25SShahar S Matityahu data->offset = RXF_DIFF_FROM_PREV; 13278d7dea25SShahar S Matityahu /* use bit 31 to distinguish between umac and lmac rxf while 13288d7dea25SShahar S Matityahu * parsing the dump 13298d7dea25SShahar S Matityahu */ 13308d7dea25SShahar S Matityahu data->fifo_num = fifo_idx | IWL_RXF_UMAC_BIT; 13318d7dea25SShahar S Matityahu return; 13328d7dea25SShahar S Matityahu } 13338d7dea25SShahar S Matityahu } 13348d7dea25SShahar S Matityahu 13358d7dea25SShahar S Matityahu static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt, 13368d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 13378d7dea25SShahar S Matityahu void *range_ptr, int idx) 13388d7dea25SShahar S Matityahu { 13398d7dea25SShahar S Matityahu struct iwl_fw_ini_fifo_error_dump_range *range = range_ptr; 13408d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rxf_data; 134160eeaf57SShahar S Matityahu struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data; 13428d7dea25SShahar S Matityahu u32 offs = le32_to_cpu(reg->offset), addr; 13438d7dea25SShahar S Matityahu u32 registers_size = 134460eeaf57SShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * sizeof(*reg_dump); 134560eeaf57SShahar S Matityahu __le32 *data; 13468d7dea25SShahar S Matityahu unsigned long flags; 13478d7dea25SShahar S Matityahu int i; 13488d7dea25SShahar S Matityahu 13498d7dea25SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg, &rxf_data); 13508d7dea25SShahar S Matityahu if (!rxf_data.size) 13518d7dea25SShahar S Matityahu return -EIO; 13528d7dea25SShahar S Matityahu 13538d7dea25SShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) 13548d7dea25SShahar S Matityahu return -EBUSY; 13558d7dea25SShahar S Matityahu 13568d7dea25SShahar S Matityahu range->fifo_num = cpu_to_le32(rxf_data.fifo_num); 13578d7dea25SShahar S Matityahu range->num_of_registers = reg->fifos.num_of_registers; 13588d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(rxf_data.size + registers_size); 13598d7dea25SShahar S Matityahu 136060eeaf57SShahar S Matityahu /* 136160eeaf57SShahar S Matityahu * read rxf registers. for each register, write to the dump the 136260eeaf57SShahar S Matityahu * register address and its value 136360eeaf57SShahar S Matityahu */ 13648d7dea25SShahar S Matityahu for (i = 0; i < le32_to_cpu(reg->fifos.num_of_registers); i++) { 13658d7dea25SShahar S Matityahu addr = le32_to_cpu(reg->start_addr[i]) + offs; 13668d7dea25SShahar S Matityahu 136760eeaf57SShahar S Matityahu reg_dump->addr = cpu_to_le32(addr); 136860eeaf57SShahar S Matityahu reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, 136960eeaf57SShahar S Matityahu addr)); 137060eeaf57SShahar S Matityahu 137160eeaf57SShahar S Matityahu reg_dump++; 13728d7dea25SShahar S Matityahu } 13738d7dea25SShahar S Matityahu 13748d7dea25SShahar S Matityahu if (reg->fifos.header_only) { 13758d7dea25SShahar S Matityahu range->range_data_size = cpu_to_le32(registers_size); 13768d7dea25SShahar S Matityahu goto out; 13778d7dea25SShahar S Matityahu } 13788d7dea25SShahar S Matityahu 137930eba3f9SShahar S Matityahu /* 138030eba3f9SShahar S Matityahu * region register have absolute value so apply rxf offset after 138130eba3f9SShahar S Matityahu * reading the registers 138230eba3f9SShahar S Matityahu */ 138330eba3f9SShahar S Matityahu offs += rxf_data.offset; 138430eba3f9SShahar S Matityahu 13858d7dea25SShahar S Matityahu /* Lock fence */ 13868d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_SET_FENCE_MODE + offs, 0x1); 13878d7dea25SShahar S Matityahu /* Set fence pointer to the same place like WR pointer */ 13888d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_WR2FENCE + offs, 0x1); 13898d7dea25SShahar S Matityahu /* Set fence offset */ 13908d7dea25SShahar S Matityahu iwl_write_prph_no_grab(fwrt->trans, RXF_LD_FENCE_OFFSET_ADDR + offs, 13918d7dea25SShahar S Matityahu 0x0); 13928d7dea25SShahar S Matityahu 13938d7dea25SShahar S Matityahu /* Read FIFO */ 13948d7dea25SShahar S Matityahu addr = RXF_FIFO_RD_FENCE_INC + offs; 139560eeaf57SShahar S Matityahu data = (void *)reg_dump; 139660eeaf57SShahar S Matityahu for (i = 0; i < rxf_data.size; i += sizeof(*data)) 139760eeaf57SShahar S Matityahu *data++ = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans, addr)); 13988d7dea25SShahar S Matityahu 13998d7dea25SShahar S Matityahu out: 14008d7dea25SShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 14018d7dea25SShahar S Matityahu 14028d7dea25SShahar S Matityahu return sizeof(*range) + le32_to_cpu(range->range_data_size); 14038d7dea25SShahar S Matityahu } 14048d7dea25SShahar S Matityahu 14052dbf3aeaSShahar S Matityahu static void *iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt, 14062dbf3aeaSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 14072dbf3aeaSShahar S Matityahu void *data) 14088d534e96SShahar S Matityahu { 14098d534e96SShahar S Matityahu struct iwl_fw_ini_error_dump *dump = data; 14108d534e96SShahar S Matityahu 1411990ffe3eSShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_MEM_VER); 1412990ffe3eSShahar S Matityahu 14138d534e96SShahar S Matityahu return dump->ranges; 14148d534e96SShahar S Matityahu } 14158d534e96SShahar S Matityahu 14162dbf3aeaSShahar S Matityahu static void 14174c704534SShahar S Matityahu *iwl_dump_ini_mon_fill_header(struct iwl_fw_runtime *fwrt, 14182dbf3aeaSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 14194c704534SShahar S Matityahu struct iwl_fw_ini_monitor_dump *data, 14204c704534SShahar S Matityahu u32 write_ptr_addr, u32 write_ptr_msk, 14214c704534SShahar S Matityahu u32 cycle_cnt_addr, u32 cycle_cnt_msk) 1422106b791aSShahar S Matityahu { 1423106b791aSShahar S Matityahu u32 write_ptr, cycle_cnt; 1424106b791aSShahar S Matityahu unsigned long flags; 1425106b791aSShahar S Matityahu 1426106b791aSShahar S Matityahu if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) { 14274c704534SShahar S Matityahu IWL_ERR(fwrt, "Failed to get monitor header\n"); 1428106b791aSShahar S Matityahu return NULL; 1429106b791aSShahar S Matityahu } 14304c704534SShahar S Matityahu 14314c704534SShahar S Matityahu write_ptr = iwl_read_prph_no_grab(fwrt->trans, write_ptr_addr); 14324c704534SShahar S Matityahu cycle_cnt = iwl_read_prph_no_grab(fwrt->trans, cycle_cnt_addr); 14334c704534SShahar S Matityahu 1434106b791aSShahar S Matityahu iwl_trans_release_nic_access(fwrt->trans, &flags); 1435106b791aSShahar S Matityahu 14364c704534SShahar S Matityahu data->header.version = cpu_to_le32(IWL_INI_DUMP_MONITOR_VER); 14374c704534SShahar S Matityahu data->write_ptr = cpu_to_le32(write_ptr & write_ptr_msk); 14384c704534SShahar S Matityahu data->cycle_cnt = cpu_to_le32(cycle_cnt & cycle_cnt_msk); 1439106b791aSShahar S Matityahu 14404c704534SShahar S Matityahu return data->ranges; 14414c704534SShahar S Matityahu } 14424c704534SShahar S Matityahu 14434c704534SShahar S Matityahu static void 1444106b791aSShahar S Matityahu *iwl_dump_ini_mon_dram_fill_header(struct iwl_fw_runtime *fwrt, 1445106b791aSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 1446106b791aSShahar S Matityahu void *data) 1447106b791aSShahar S Matityahu { 14484c704534SShahar S Matityahu struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data; 14494c704534SShahar S Matityahu u32 write_ptr_addr, write_ptr_msk, cycle_cnt_addr, cycle_cnt_msk; 1450106b791aSShahar S Matityahu 14514c704534SShahar S Matityahu switch (fwrt->trans->cfg->device_family) { 14524c704534SShahar S Matityahu case IWL_DEVICE_FAMILY_9000: 14534c704534SShahar S Matityahu case IWL_DEVICE_FAMILY_22000: 14544c704534SShahar S Matityahu write_ptr_addr = MON_BUFF_WRPTR_VER2; 14554c704534SShahar S Matityahu write_ptr_msk = -1; 14564c704534SShahar S Matityahu cycle_cnt_addr = MON_BUFF_CYCLE_CNT_VER2; 14574c704534SShahar S Matityahu cycle_cnt_msk = -1; 14584c704534SShahar S Matityahu break; 14594c704534SShahar S Matityahu default: 14604c704534SShahar S Matityahu IWL_ERR(fwrt, "Unsupported device family %d\n", 14614c704534SShahar S Matityahu fwrt->trans->cfg->device_family); 1462106b791aSShahar S Matityahu return NULL; 1463106b791aSShahar S Matityahu } 1464106b791aSShahar S Matityahu 14654c704534SShahar S Matityahu return iwl_dump_ini_mon_fill_header(fwrt, reg, mon_dump, write_ptr_addr, 14664c704534SShahar S Matityahu write_ptr_msk, cycle_cnt_addr, 14674c704534SShahar S Matityahu cycle_cnt_msk); 14684c704534SShahar S Matityahu } 1469106b791aSShahar S Matityahu 14704c704534SShahar S Matityahu static void 14714c704534SShahar S Matityahu *iwl_dump_ini_mon_smem_fill_header(struct iwl_fw_runtime *fwrt, 14724c704534SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 14734c704534SShahar S Matityahu void *data) 14744c704534SShahar S Matityahu { 14754c704534SShahar S Matityahu struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data; 14764c704534SShahar S Matityahu const struct iwl_cfg *cfg = fwrt->trans->cfg; 14774c704534SShahar S Matityahu 14784c704534SShahar S Matityahu if (fwrt->trans->cfg->device_family != IWL_DEVICE_FAMILY_9000 && 14794c704534SShahar S Matityahu fwrt->trans->cfg->device_family != IWL_DEVICE_FAMILY_22000) { 14804c704534SShahar S Matityahu IWL_ERR(fwrt, "Unsupported device family %d\n", 14814c704534SShahar S Matityahu fwrt->trans->cfg->device_family); 14824c704534SShahar S Matityahu return NULL; 14834c704534SShahar S Matityahu } 14844c704534SShahar S Matityahu 14854c704534SShahar S Matityahu return iwl_dump_ini_mon_fill_header(fwrt, reg, mon_dump, 14864c704534SShahar S Matityahu cfg->fw_mon_smem_write_ptr_addr, 14874c704534SShahar S Matityahu cfg->fw_mon_smem_write_ptr_msk, 14884c704534SShahar S Matityahu cfg->fw_mon_smem_cycle_cnt_ptr_addr, 14894c704534SShahar S Matityahu cfg->fw_mon_smem_cycle_cnt_ptr_msk); 14904c704534SShahar S Matityahu 1491106b791aSShahar S Matityahu } 1492106b791aSShahar S Matityahu 14931b64d58bSShahar S Matityahu static void *iwl_dump_ini_fifo_fill_header(struct iwl_fw_runtime *fwrt, 14941b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 14951b64d58bSShahar S Matityahu void *data) 14961b64d58bSShahar S Matityahu { 14971b64d58bSShahar S Matityahu struct iwl_fw_ini_fifo_error_dump *dump = data; 14981b64d58bSShahar S Matityahu 1499990ffe3eSShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_FIFO_VER); 1500990ffe3eSShahar S Matityahu 15011b64d58bSShahar S Matityahu return dump->ranges; 15021b64d58bSShahar S Matityahu } 15031b64d58bSShahar S Matityahu 15048d534e96SShahar S Matityahu static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt, 15058d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 15068d534e96SShahar S Matityahu { 15078d534e96SShahar S Matityahu return le32_to_cpu(reg->internal.num_of_ranges); 15088d534e96SShahar S Matityahu } 15098d534e96SShahar S Matityahu 1510505a00c0SShahar S Matityahu static u32 iwl_dump_ini_paging_gen2_ranges(struct iwl_fw_runtime *fwrt, 1511505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 1512505a00c0SShahar S Matityahu { 1513505a00c0SShahar S Matityahu return fwrt->trans->init_dram.paging_cnt; 1514505a00c0SShahar S Matityahu } 1515505a00c0SShahar S Matityahu 1516505a00c0SShahar S Matityahu static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt, 1517505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 1518505a00c0SShahar S Matityahu { 1519505a00c0SShahar S Matityahu return fwrt->num_of_paging_blk; 1520505a00c0SShahar S Matityahu } 1521505a00c0SShahar S Matityahu 1522106b791aSShahar S Matityahu static u32 iwl_dump_ini_mon_dram_ranges(struct iwl_fw_runtime *fwrt, 1523106b791aSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 1524106b791aSShahar S Matityahu { 1525106b791aSShahar S Matityahu return 1; 1526106b791aSShahar S Matityahu } 1527106b791aSShahar S Matityahu 15281b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_ranges(struct iwl_fw_runtime *fwrt, 15291b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 15301b64d58bSShahar S Matityahu { 15311b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data iter = { .init = true }; 15321b64d58bSShahar S Matityahu void *fifo_iter = fwrt->dump.fifo_iter; 15331b64d58bSShahar S Matityahu u32 num_of_fifos = 0; 15341b64d58bSShahar S Matityahu 15351b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = &iter; 15361b64d58bSShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg)) 15371b64d58bSShahar S Matityahu num_of_fifos++; 15381b64d58bSShahar S Matityahu 15391b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = fifo_iter; 15401b64d58bSShahar S Matityahu 15411b64d58bSShahar S Matityahu return num_of_fifos; 15421b64d58bSShahar S Matityahu } 15431b64d58bSShahar S Matityahu 15448d7dea25SShahar S Matityahu static u32 iwl_dump_ini_rxf_ranges(struct iwl_fw_runtime *fwrt, 15458d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 15468d7dea25SShahar S Matityahu { 15478d7dea25SShahar S Matityahu /* Each Rx fifo needs a different offset and therefore, it's 15488d7dea25SShahar S Matityahu * region can contain only one fifo, i.e. 1 memory range. 15498d7dea25SShahar S Matityahu */ 15508d7dea25SShahar S Matityahu return 1; 15518d7dea25SShahar S Matityahu } 15528d7dea25SShahar S Matityahu 155301e591c9SShahar S Matityahu static u32 iwl_dump_ini_mem_get_size(struct iwl_fw_runtime *fwrt, 155401e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 155501e591c9SShahar S Matityahu { 155601e591c9SShahar S Matityahu return sizeof(struct iwl_fw_ini_error_dump) + 155701e591c9SShahar S Matityahu iwl_dump_ini_mem_ranges(fwrt, reg) * 155801e591c9SShahar S Matityahu (sizeof(struct iwl_fw_ini_error_dump_range) + 155901e591c9SShahar S Matityahu le32_to_cpu(reg->internal.range_data_size)); 156001e591c9SShahar S Matityahu } 156101e591c9SShahar S Matityahu 156201e591c9SShahar S Matityahu static u32 iwl_dump_ini_paging_gen2_get_size(struct iwl_fw_runtime *fwrt, 156301e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 156401e591c9SShahar S Matityahu { 156501e591c9SShahar S Matityahu int i; 156601e591c9SShahar S Matityahu u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range); 156701e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump); 156801e591c9SShahar S Matityahu 156901e591c9SShahar S Matityahu for (i = 0; i < iwl_dump_ini_paging_gen2_ranges(fwrt, reg); i++) 157001e591c9SShahar S Matityahu size += range_header_len + 157101e591c9SShahar S Matityahu fwrt->trans->init_dram.paging[i].size; 157201e591c9SShahar S Matityahu 157301e591c9SShahar S Matityahu return size; 157401e591c9SShahar S Matityahu } 157501e591c9SShahar S Matityahu 157601e591c9SShahar S Matityahu static u32 iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt, 157701e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 157801e591c9SShahar S Matityahu { 157901e591c9SShahar S Matityahu int i; 158001e591c9SShahar S Matityahu u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range); 158101e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump); 158201e591c9SShahar S Matityahu 158301e591c9SShahar S Matityahu for (i = 1; i <= iwl_dump_ini_paging_ranges(fwrt, reg); i++) 158401e591c9SShahar S Matityahu size += range_header_len + fwrt->fw_paging_db[i].fw_paging_size; 158501e591c9SShahar S Matityahu 158601e591c9SShahar S Matityahu return size; 158701e591c9SShahar S Matityahu } 158801e591c9SShahar S Matityahu 158901e591c9SShahar S Matityahu static u32 iwl_dump_ini_mon_dram_get_size(struct iwl_fw_runtime *fwrt, 159001e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 159101e591c9SShahar S Matityahu { 15924c704534SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_monitor_dump) + 1593d63916aeSShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 159401e591c9SShahar S Matityahu 159501e591c9SShahar S Matityahu if (fwrt->trans->num_blocks) 159601e591c9SShahar S Matityahu size += fwrt->trans->fw_mon[0].size; 159701e591c9SShahar S Matityahu 159801e591c9SShahar S Matityahu return size; 159901e591c9SShahar S Matityahu } 160001e591c9SShahar S Matityahu 16014c704534SShahar S Matityahu static u32 iwl_dump_ini_mon_smem_get_size(struct iwl_fw_runtime *fwrt, 16024c704534SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 16034c704534SShahar S Matityahu { 16044c704534SShahar S Matityahu return sizeof(struct iwl_fw_ini_monitor_dump) + 16054c704534SShahar S Matityahu iwl_dump_ini_mem_ranges(fwrt, reg) * 16064c704534SShahar S Matityahu (sizeof(struct iwl_fw_ini_error_dump_range) + 16074c704534SShahar S Matityahu le32_to_cpu(reg->internal.range_data_size)); 16084c704534SShahar S Matityahu } 16094c704534SShahar S Matityahu 16101b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_get_size(struct iwl_fw_runtime *fwrt, 16111b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 16121b64d58bSShahar S Matityahu { 16131b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data iter = { .init = true }; 16141b64d58bSShahar S Matityahu void *fifo_iter = fwrt->dump.fifo_iter; 16151b64d58bSShahar S Matityahu u32 size = 0; 16161b64d58bSShahar S Matityahu u32 fifo_hdr = sizeof(struct iwl_fw_ini_fifo_error_dump_range) + 161760eeaf57SShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * sizeof(__le32) * 2; 16181b64d58bSShahar S Matityahu 16191b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = &iter; 16201b64d58bSShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg)) { 16211b64d58bSShahar S Matityahu size += fifo_hdr; 16221b64d58bSShahar S Matityahu if (!reg->fifos.header_only) 16231b64d58bSShahar S Matityahu size += iter.fifo_size; 16241b64d58bSShahar S Matityahu } 16251b64d58bSShahar S Matityahu 16261b64d58bSShahar S Matityahu if (size) 16271b64d58bSShahar S Matityahu size += sizeof(struct iwl_fw_ini_fifo_error_dump); 16281b64d58bSShahar S Matityahu 16291b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = fifo_iter; 16301b64d58bSShahar S Matityahu 16311b64d58bSShahar S Matityahu return size; 16321b64d58bSShahar S Matityahu } 16331b64d58bSShahar S Matityahu 16348d7dea25SShahar S Matityahu static u32 iwl_dump_ini_rxf_get_size(struct iwl_fw_runtime *fwrt, 16358d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 16368d7dea25SShahar S Matityahu { 16378d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rx_data; 16388d7dea25SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_fifo_error_dump) + 16398d7dea25SShahar S Matityahu sizeof(struct iwl_fw_ini_fifo_error_dump_range) + 164060eeaf57SShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * sizeof(__le32) * 2; 16418d7dea25SShahar S Matityahu 16428d7dea25SShahar S Matityahu if (reg->fifos.header_only) 16438d7dea25SShahar S Matityahu return size; 16448d7dea25SShahar S Matityahu 16458d7dea25SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg, &rx_data); 16468d7dea25SShahar S Matityahu size += rx_data.size; 16478d7dea25SShahar S Matityahu 16488d7dea25SShahar S Matityahu return size; 16498d7dea25SShahar S Matityahu } 16508d7dea25SShahar S Matityahu 16518d534e96SShahar S Matityahu /** 16528d534e96SShahar S Matityahu * struct iwl_dump_ini_mem_ops - ini memory dump operations 16538d534e96SShahar S Matityahu * @get_num_of_ranges: returns the number of memory ranges in the region. 165401e591c9SShahar S Matityahu * @get_size: returns the total size of the region. 16552dbf3aeaSShahar S Matityahu * @fill_mem_hdr: fills region type specific headers and returns pointer to 16562dbf3aeaSShahar S Matityahu * the first range or NULL if failed to fill headers. 16578d534e96SShahar S Matityahu * @fill_range: copies a given memory range into the dump. 16581b64d58bSShahar S Matityahu * Returns the size of the range or negative error value otherwise. 16598d534e96SShahar S Matityahu */ 16608d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops { 16618d534e96SShahar S Matityahu u32 (*get_num_of_ranges)(struct iwl_fw_runtime *fwrt, 16628d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg); 16638d534e96SShahar S Matityahu u32 (*get_size)(struct iwl_fw_runtime *fwrt, 16648d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg); 16652dbf3aeaSShahar S Matityahu void *(*fill_mem_hdr)(struct iwl_fw_runtime *fwrt, 16662dbf3aeaSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, void *data); 16678d534e96SShahar S Matityahu int (*fill_range)(struct iwl_fw_runtime *fwrt, 16681a6c8bb7SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, void *range, 16691a6c8bb7SShahar S Matityahu int idx); 16708d534e96SShahar S Matityahu }; 16718d534e96SShahar S Matityahu 16728d534e96SShahar S Matityahu /** 16738d534e96SShahar S Matityahu * iwl_dump_ini_mem - copy a memory region into the dump 16748d534e96SShahar S Matityahu * @fwrt: fw runtime struct. 16758d534e96SShahar S Matityahu * @data: dump memory data. 16768d534e96SShahar S Matityahu * @reg: region to copy to the dump. 167733a40386SShahar S Matityahu * @ops: memory dump operations. 16788d534e96SShahar S Matityahu */ 16798d534e96SShahar S Matityahu static void 16808d534e96SShahar S Matityahu iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, 16818d534e96SShahar S Matityahu struct iwl_fw_error_dump_data **data, 16828d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 16838d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops *ops) 16848d534e96SShahar S Matityahu { 16858d534e96SShahar S Matityahu struct iwl_fw_ini_error_dump_header *header = (void *)(*data)->data; 168633a40386SShahar S Matityahu u32 num_of_ranges, i, type = le32_to_cpu(reg->region_type); 16871a6c8bb7SShahar S Matityahu void *range; 16888d534e96SShahar S Matityahu 16898d534e96SShahar S Matityahu if (WARN_ON(!ops || !ops->get_num_of_ranges || !ops->get_size || 16908d534e96SShahar S Matityahu !ops->fill_mem_hdr || !ops->fill_range)) 16918d534e96SShahar S Matityahu return; 16928d534e96SShahar S Matityahu 169353032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, "WRT: collecting region: id=%d, type=%d\n", 169453032e6eSShahar S Matityahu le32_to_cpu(reg->region_id), type); 169553032e6eSShahar S Matityahu 16968d534e96SShahar S Matityahu num_of_ranges = ops->get_num_of_ranges(fwrt, reg); 16978d534e96SShahar S Matityahu 16988d534e96SShahar S Matityahu (*data)->type = cpu_to_le32(type | INI_DUMP_BIT); 169901e591c9SShahar S Matityahu (*data)->len = cpu_to_le32(ops->get_size(fwrt, reg)); 17008d534e96SShahar S Matityahu 17011cdb4d8fSShahar S Matityahu header->region_id = reg->region_id; 17028d534e96SShahar S Matityahu header->num_of_ranges = cpu_to_le32(num_of_ranges); 17038d534e96SShahar S Matityahu header->name_len = cpu_to_le32(min_t(int, IWL_FW_INI_MAX_NAME, 17048d534e96SShahar S Matityahu le32_to_cpu(reg->name_len))); 17058d534e96SShahar S Matityahu memcpy(header->name, reg->name, le32_to_cpu(header->name_len)); 17068d534e96SShahar S Matityahu 17072dbf3aeaSShahar S Matityahu range = ops->fill_mem_hdr(fwrt, reg, header); 170805841faaSShahar S Matityahu if (!range) { 170953032e6eSShahar S Matityahu IWL_ERR(fwrt, 171053032e6eSShahar S Matityahu "WRT: failed to fill region header: id=%d, type=%d\n", 171105841faaSShahar S Matityahu le32_to_cpu(reg->region_id), type); 17128625794eSShahar S Matityahu memset(*data, 0, le32_to_cpu((*data)->len)); 17138d534e96SShahar S Matityahu return; 171405841faaSShahar S Matityahu } 17158d534e96SShahar S Matityahu 17168d534e96SShahar S Matityahu for (i = 0; i < num_of_ranges; i++) { 17171a6c8bb7SShahar S Matityahu int range_size = ops->fill_range(fwrt, reg, range, i); 17188d534e96SShahar S Matityahu 17191a6c8bb7SShahar S Matityahu if (range_size < 0) { 172053032e6eSShahar S Matityahu IWL_ERR(fwrt, 172153032e6eSShahar S Matityahu "WRT: failed to dump region: id=%d, type=%d\n", 172205841faaSShahar S Matityahu le32_to_cpu(reg->region_id), type); 17238625794eSShahar S Matityahu memset(*data, 0, le32_to_cpu((*data)->len)); 17248d534e96SShahar S Matityahu return; 17258d534e96SShahar S Matityahu } 17261a6c8bb7SShahar S Matityahu range = range + range_size; 17278d534e96SShahar S Matityahu } 17288d534e96SShahar S Matityahu *data = iwl_fw_error_next_data(*data); 17298d534e96SShahar S Matityahu } 17308d534e96SShahar S Matityahu 17317a14c23dSSara Sharon static int iwl_fw_ini_get_trigger_len(struct iwl_fw_runtime *fwrt, 17327a14c23dSSara Sharon struct iwl_fw_ini_trigger *trigger) 17337a14c23dSSara Sharon { 17348d534e96SShahar S Matityahu int i, size = 0, hdr_len = sizeof(struct iwl_fw_error_dump_data); 17357a14c23dSSara Sharon 17367a14c23dSSara Sharon if (!trigger || !trigger->num_regions) 17377a14c23dSSara Sharon return 0; 17387a14c23dSSara Sharon 17398d534e96SShahar S Matityahu for (i = 0; i < le32_to_cpu(trigger->num_regions); i++) { 17407a14c23dSSara Sharon u32 reg_id = le32_to_cpu(trigger->data[i]); 17417a14c23dSSara Sharon struct iwl_fw_ini_region_cfg *reg; 17427a14c23dSSara Sharon 17437a14c23dSSara Sharon if (WARN_ON(reg_id >= ARRAY_SIZE(fwrt->dump.active_regs))) 17447a14c23dSSara Sharon continue; 17457a14c23dSSara Sharon 17460ec7bfb2SShahar S Matityahu reg = fwrt->dump.active_regs[reg_id]; 174753032e6eSShahar S Matityahu if (!reg) { 174853032e6eSShahar S Matityahu IWL_WARN(fwrt, 174953032e6eSShahar S Matityahu "WRT: unassigned region id %d, skipping\n", 175053032e6eSShahar S Matityahu reg_id); 17517a14c23dSSara Sharon continue; 175253032e6eSShahar S Matityahu } 17537a14c23dSSara Sharon 17540aade8f4SShahar S Matityahu /* currently the driver supports always on domain only */ 17550aade8f4SShahar S Matityahu if (le32_to_cpu(reg->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON) 17560aade8f4SShahar S Matityahu continue; 17570aade8f4SShahar S Matityahu 175833a40386SShahar S Matityahu switch (le32_to_cpu(reg->region_type)) { 17597a14c23dSSara Sharon case IWL_FW_INI_REGION_DEVICE_MEMORY: 17607a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_MAC: 17617a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_PHY: 17627a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_AUX: 1763f4f907aaSShahar S Matityahu case IWL_FW_INI_REGION_CSR: 1764954454d6SShahar S Matityahu case IWL_FW_INI_REGION_LMAC_ERROR_TABLE: 1765954454d6SShahar S Matityahu case IWL_FW_INI_REGION_UMAC_ERROR_TABLE: 176601e591c9SShahar S Matityahu size += hdr_len + iwl_dump_ini_mem_get_size(fwrt, reg); 17677a14c23dSSara Sharon break; 17687a14c23dSSara Sharon case IWL_FW_INI_REGION_TXF: 17691b64d58bSShahar S Matityahu size += hdr_len + iwl_dump_ini_txf_get_size(fwrt, reg); 17707a14c23dSSara Sharon break; 17717a14c23dSSara Sharon case IWL_FW_INI_REGION_RXF: 17728d7dea25SShahar S Matityahu size += hdr_len + iwl_dump_ini_rxf_get_size(fwrt, reg); 17737a14c23dSSara Sharon break; 177484294b5bSShahar S Matityahu case IWL_FW_INI_REGION_PAGING: 177501e591c9SShahar S Matityahu size += hdr_len; 1776505a00c0SShahar S Matityahu if (iwl_fw_dbg_is_paging_enabled(fwrt)) { 177701e591c9SShahar S Matityahu size += iwl_dump_ini_paging_get_size(fwrt, reg); 1778505a00c0SShahar S Matityahu } else { 177901e591c9SShahar S Matityahu size += iwl_dump_ini_paging_gen2_get_size(fwrt, 1780505a00c0SShahar S Matityahu reg); 1781505a00c0SShahar S Matityahu } 17827a14c23dSSara Sharon break; 17837a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_BUFFER: 1784106b791aSShahar S Matityahu if (!fwrt->trans->num_blocks) 1785106b791aSShahar S Matityahu break; 1786106b791aSShahar S Matityahu size += hdr_len + 1787106b791aSShahar S Matityahu iwl_dump_ini_mon_dram_get_size(fwrt, reg); 1788106b791aSShahar S Matityahu break; 17894c704534SShahar S Matityahu case IWL_FW_INI_REGION_INTERNAL_BUFFER: 17904c704534SShahar S Matityahu size += hdr_len + 17914c704534SShahar S Matityahu iwl_dump_ini_mon_smem_get_size(fwrt, reg); 17924c704534SShahar S Matityahu break; 17937a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_IMR: 17947a14c23dSSara Sharon /* Undefined yet */ 17957a14c23dSSara Sharon default: 17967a14c23dSSara Sharon break; 17977a14c23dSSara Sharon } 17987a14c23dSSara Sharon } 17997a14c23dSSara Sharon return size; 18007a14c23dSSara Sharon } 18017a14c23dSSara Sharon 18027a14c23dSSara Sharon static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt, 18037a14c23dSSara Sharon struct iwl_fw_ini_trigger *trigger, 1804106b791aSShahar S Matityahu struct iwl_fw_error_dump_data **data) 18057a14c23dSSara Sharon { 18067a14c23dSSara Sharon int i, num = le32_to_cpu(trigger->num_regions); 18077a14c23dSSara Sharon 18087a14c23dSSara Sharon for (i = 0; i < num; i++) { 18097a14c23dSSara Sharon u32 reg_id = le32_to_cpu(trigger->data[i]); 18107a14c23dSSara Sharon struct iwl_fw_ini_region_cfg *reg; 18118d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops ops; 18127a14c23dSSara Sharon 18137a14c23dSSara Sharon if (reg_id >= ARRAY_SIZE(fwrt->dump.active_regs)) 18147a14c23dSSara Sharon continue; 18157a14c23dSSara Sharon 18160ec7bfb2SShahar S Matityahu reg = fwrt->dump.active_regs[reg_id]; 18177a14c23dSSara Sharon /* Don't warn, get_trigger_len already warned */ 18187a14c23dSSara Sharon if (!reg) 18197a14c23dSSara Sharon continue; 18207a14c23dSSara Sharon 1821bfa34c33SShahar S Matityahu /* currently the driver supports always on domain only */ 1822bfa34c33SShahar S Matityahu if (le32_to_cpu(reg->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON) 1823bfa34c33SShahar S Matityahu continue; 1824bfa34c33SShahar S Matityahu 182533a40386SShahar S Matityahu switch (le32_to_cpu(reg->region_type)) { 18266e9f8f99SShahar S Matityahu case IWL_FW_INI_REGION_DEVICE_MEMORY: 1827954454d6SShahar S Matityahu case IWL_FW_INI_REGION_LMAC_ERROR_TABLE: 1828954454d6SShahar S Matityahu case IWL_FW_INI_REGION_UMAC_ERROR_TABLE: 18296e9f8f99SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 18306e9f8f99SShahar S Matityahu ops.get_size = iwl_dump_ini_mem_get_size; 18316e9f8f99SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 18326e9f8f99SShahar S Matityahu ops.fill_range = iwl_dump_ini_dev_mem_iter; 183333a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 18347a14c23dSSara Sharon break; 18357a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_MAC: 18367a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_PHY: 18377a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_AUX: 18388d534e96SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 18398d534e96SShahar S Matityahu ops.get_size = iwl_dump_ini_mem_get_size; 18408d534e96SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 18418d534e96SShahar S Matityahu ops.fill_range = iwl_dump_ini_prph_iter; 184233a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 18437a14c23dSSara Sharon break; 18447a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_BUFFER: 1845106b791aSShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mon_dram_ranges; 1846106b791aSShahar S Matityahu ops.get_size = iwl_dump_ini_mon_dram_get_size; 1847106b791aSShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mon_dram_fill_header; 1848106b791aSShahar S Matityahu ops.fill_range = iwl_dump_ini_mon_dram_iter; 184933a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 18507a14c23dSSara Sharon break; 18514c704534SShahar S Matityahu case IWL_FW_INI_REGION_INTERNAL_BUFFER: 18524c704534SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 18534c704534SShahar S Matityahu ops.get_size = iwl_dump_ini_mon_smem_get_size; 18544c704534SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mon_smem_fill_header; 18554c704534SShahar S Matityahu ops.fill_range = iwl_dump_ini_dev_mem_iter; 185633a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 18574c704534SShahar S Matityahu break; 185884294b5bSShahar S Matityahu case IWL_FW_INI_REGION_PAGING: 1859505a00c0SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 1860505a00c0SShahar S Matityahu if (iwl_fw_dbg_is_paging_enabled(fwrt)) { 1861505a00c0SShahar S Matityahu ops.get_num_of_ranges = 1862505a00c0SShahar S Matityahu iwl_dump_ini_paging_ranges; 1863505a00c0SShahar S Matityahu ops.get_size = iwl_dump_ini_paging_get_size; 1864505a00c0SShahar S Matityahu ops.fill_range = iwl_dump_ini_paging_iter; 1865505a00c0SShahar S Matityahu } else { 1866505a00c0SShahar S Matityahu ops.get_num_of_ranges = 1867505a00c0SShahar S Matityahu iwl_dump_ini_paging_gen2_ranges; 1868505a00c0SShahar S Matityahu ops.get_size = 1869505a00c0SShahar S Matityahu iwl_dump_ini_paging_gen2_get_size; 1870505a00c0SShahar S Matityahu ops.fill_range = iwl_dump_ini_paging_gen2_iter; 1871505a00c0SShahar S Matityahu } 1872505a00c0SShahar S Matityahu 187333a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 18747a14c23dSSara Sharon break; 18751b64d58bSShahar S Matityahu case IWL_FW_INI_REGION_TXF: { 18761b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data iter = { .init = true }; 18771b64d58bSShahar S Matityahu void *fifo_iter = fwrt->dump.fifo_iter; 18781b64d58bSShahar S Matityahu 18791b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = &iter; 18801b64d58bSShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_txf_ranges; 18811b64d58bSShahar S Matityahu ops.get_size = iwl_dump_ini_txf_get_size; 18821b64d58bSShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_fifo_fill_header; 18831b64d58bSShahar S Matityahu ops.fill_range = iwl_dump_ini_txf_iter; 188433a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 18851b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = fifo_iter; 18867a14c23dSSara Sharon break; 18871b64d58bSShahar S Matityahu } 18887a14c23dSSara Sharon case IWL_FW_INI_REGION_RXF: 18898d7dea25SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_rxf_ranges; 18908d7dea25SShahar S Matityahu ops.get_size = iwl_dump_ini_rxf_get_size; 18918d7dea25SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_fifo_fill_header; 18928d7dea25SShahar S Matityahu ops.fill_range = iwl_dump_ini_rxf_iter; 189333a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 18947a14c23dSSara Sharon break; 18957a14c23dSSara Sharon case IWL_FW_INI_REGION_CSR: 1896f4f907aaSShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 1897f4f907aaSShahar S Matityahu ops.get_size = iwl_dump_ini_mem_get_size; 1898f4f907aaSShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 1899f4f907aaSShahar S Matityahu ops.fill_range = iwl_dump_ini_csr_iter; 190033a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 19017a14c23dSSara Sharon break; 19027a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_IMR: 19037a14c23dSSara Sharon /* This is undefined yet */ 19047a14c23dSSara Sharon default: 19057a14c23dSSara Sharon break; 19067a14c23dSSara Sharon } 19077a14c23dSSara Sharon } 19087a14c23dSSara Sharon } 19097a14c23dSSara Sharon 19107a14c23dSSara Sharon static struct iwl_fw_error_dump_file * 19114b49e34eSShahar S Matityahu iwl_fw_error_ini_dump_file(struct iwl_fw_runtime *fwrt) 19127a14c23dSSara Sharon { 19134b49e34eSShahar S Matityahu int size; 19147a14c23dSSara Sharon struct iwl_fw_error_dump_data *dump_data; 19157a14c23dSSara Sharon struct iwl_fw_error_dump_file *dump_file; 1916b61a6610SShahar S Matityahu struct iwl_fw_ini_trigger *trigger; 19174b49e34eSShahar S Matityahu enum iwl_fw_ini_trigger_id id = fwrt->dump.ini_trig_id; 19187a14c23dSSara Sharon 191946c7c982SShahar S Matityahu if (!iwl_fw_ini_trigger_on(fwrt, id)) 19207a14c23dSSara Sharon return NULL; 19217a14c23dSSara Sharon 1922b61a6610SShahar S Matityahu trigger = fwrt->dump.active_trigs[id].trig; 19237a14c23dSSara Sharon 1924b05d57c9SShahar S Matityahu size = iwl_fw_ini_get_trigger_len(fwrt, trigger); 19257a14c23dSSara Sharon if (!size) 19267a14c23dSSara Sharon return NULL; 19277a14c23dSSara Sharon 1928b05d57c9SShahar S Matityahu size += sizeof(*dump_file); 1929b05d57c9SShahar S Matityahu 19307a14c23dSSara Sharon dump_file = vzalloc(size); 19317a14c23dSSara Sharon if (!dump_file) 19327a14c23dSSara Sharon return NULL; 19337a14c23dSSara Sharon 19347a14c23dSSara Sharon dump_file->barker = cpu_to_le32(IWL_FW_ERROR_DUMP_BARKER); 19357a14c23dSSara Sharon dump_data = (void *)dump_file->data; 19367a14c23dSSara Sharon dump_file->file_len = cpu_to_le32(size); 19377a14c23dSSara Sharon 1938106b791aSShahar S Matityahu iwl_fw_ini_dump_trigger(fwrt, trigger, &dump_data); 19397a14c23dSSara Sharon 19407a14c23dSSara Sharon return dump_file; 19417a14c23dSSara Sharon } 19427a14c23dSSara Sharon 19434b49e34eSShahar S Matityahu static void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt) 1944a6820511SSara Sharon { 19454b49e34eSShahar S Matityahu struct iwl_fw_dump_ptrs fw_error_dump = {}; 1946a6820511SSara Sharon struct iwl_fw_error_dump_file *dump_file; 1947a6820511SSara Sharon struct scatterlist *sg_dump_data; 1948a6820511SSara Sharon u32 file_len; 194979f033f6SSara Sharon u32 dump_mask = fwrt->fw->dbg.dump_mask; 1950a6820511SSara Sharon 19514b49e34eSShahar S Matityahu dump_file = iwl_fw_error_dump_file(fwrt, &fw_error_dump); 19524b49e34eSShahar S Matityahu if (!dump_file) 1953a6820511SSara Sharon goto out; 1954a6820511SSara Sharon 19557a14c23dSSara Sharon if (!fwrt->trans->ini_valid && fwrt->dump.monitor_only) 195679f033f6SSara Sharon dump_mask &= IWL_FW_ERROR_DUMP_FW_MONITOR; 195779f033f6SSara Sharon 19584b49e34eSShahar S Matityahu fw_error_dump.trans_ptr = iwl_trans_dump_data(fwrt->trans, dump_mask); 1959a6820511SSara Sharon file_len = le32_to_cpu(dump_file->file_len); 19604b49e34eSShahar S Matityahu fw_error_dump.fwrt_len = file_len; 19614b49e34eSShahar S Matityahu 19624b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) { 19634b49e34eSShahar S Matityahu file_len += fw_error_dump.trans_ptr->len; 19647174beb6SJohannes Berg dump_file->file_len = cpu_to_le32(file_len); 1965a6820511SSara Sharon } 19667174beb6SJohannes Berg 19677174beb6SJohannes Berg sg_dump_data = alloc_sgtable(file_len); 19687174beb6SJohannes Berg if (sg_dump_data) { 19697174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 19707174beb6SJohannes Berg sg_nents(sg_dump_data), 19714b49e34eSShahar S Matityahu fw_error_dump.fwrt_ptr, 19724b49e34eSShahar S Matityahu fw_error_dump.fwrt_len, 0); 19734b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) 19747174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 19757174beb6SJohannes Berg sg_nents(sg_dump_data), 19764b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->data, 19774b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->len, 19784b49e34eSShahar S Matityahu fw_error_dump.fwrt_len); 19797174beb6SJohannes Berg dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 19807174beb6SJohannes Berg GFP_KERNEL); 19817174beb6SJohannes Berg } 19824b49e34eSShahar S Matityahu vfree(fw_error_dump.fwrt_ptr); 19834b49e34eSShahar S Matityahu vfree(fw_error_dump.trans_ptr); 19847174beb6SJohannes Berg 19857174beb6SJohannes Berg out: 19867174beb6SJohannes Berg iwl_fw_free_dump_desc(fwrt); 19877174beb6SJohannes Berg clear_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status); 19887174beb6SJohannes Berg } 19894b49e34eSShahar S Matityahu 19904b49e34eSShahar S Matityahu static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt) 19914b49e34eSShahar S Matityahu { 19924b49e34eSShahar S Matityahu struct iwl_fw_error_dump_file *dump_file; 19934b49e34eSShahar S Matityahu struct scatterlist *sg_dump_data; 19944b49e34eSShahar S Matityahu u32 file_len; 19954b49e34eSShahar S Matityahu 19964b49e34eSShahar S Matityahu dump_file = iwl_fw_error_ini_dump_file(fwrt); 19974b49e34eSShahar S Matityahu if (!dump_file) 19984b49e34eSShahar S Matityahu goto out; 19994b49e34eSShahar S Matityahu 20004b49e34eSShahar S Matityahu file_len = le32_to_cpu(dump_file->file_len); 20014b49e34eSShahar S Matityahu 20024b49e34eSShahar S Matityahu sg_dump_data = alloc_sgtable(file_len); 20034b49e34eSShahar S Matityahu if (sg_dump_data) { 20044b49e34eSShahar S Matityahu sg_pcopy_from_buffer(sg_dump_data, sg_nents(sg_dump_data), 20054b49e34eSShahar S Matityahu dump_file, file_len, 0); 20064b49e34eSShahar S Matityahu dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 20074b49e34eSShahar S Matityahu GFP_KERNEL); 20084b49e34eSShahar S Matityahu } 20094b49e34eSShahar S Matityahu vfree(dump_file); 20104b49e34eSShahar S Matityahu out: 20114b49e34eSShahar S Matityahu fwrt->dump.ini_trig_id = IWL_FW_TRIGGER_ID_INVALID; 20124b49e34eSShahar S Matityahu clear_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status); 20134b49e34eSShahar S Matityahu } 20147174beb6SJohannes Berg 20157174beb6SJohannes Berg const struct iwl_fw_dump_desc iwl_dump_desc_assert = { 20167174beb6SJohannes Berg .trig_desc = { 20177174beb6SJohannes Berg .type = cpu_to_le32(FW_DBG_TRIGGER_FW_ASSERT), 20187174beb6SJohannes Berg }, 20197174beb6SJohannes Berg }; 20207174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_dump_desc_assert); 20217174beb6SJohannes Berg 20227174beb6SJohannes Berg int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt, 2023124e0ebaSSara Sharon const struct iwl_fw_dump_desc *desc, 2024124e0ebaSSara Sharon bool monitor_only, 2025ea7cb829SSara Sharon unsigned int delay) 20267174beb6SJohannes Berg { 20274b49e34eSShahar S Matityahu u32 trig_type = le32_to_cpu(desc->trig_desc.type); 20284b49e34eSShahar S Matityahu int ret; 20294b49e34eSShahar S Matityahu 20304b49e34eSShahar S Matityahu if (fwrt->trans->ini_valid) { 20314b49e34eSShahar S Matityahu ret = iwl_fw_dbg_ini_collect(fwrt, trig_type); 20324b49e34eSShahar S Matityahu if (!ret) 20334b49e34eSShahar S Matityahu iwl_fw_free_dump_desc(fwrt); 20344b49e34eSShahar S Matityahu 20354b49e34eSShahar S Matityahu return ret; 20364b49e34eSShahar S Matityahu } 20374b49e34eSShahar S Matityahu 203867b8261cSShahar S Matityahu if (test_and_set_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status)) 20397174beb6SJohannes Berg return -EBUSY; 20407174beb6SJohannes Berg 20417174beb6SJohannes Berg if (WARN_ON(fwrt->dump.desc)) 20427174beb6SJohannes Berg iwl_fw_free_dump_desc(fwrt); 20437174beb6SJohannes Berg 20447174beb6SJohannes Berg IWL_WARN(fwrt, "Collecting data: trigger %d fired.\n", 20457174beb6SJohannes Berg le32_to_cpu(desc->trig_desc.type)); 20467174beb6SJohannes Berg 20477174beb6SJohannes Berg fwrt->dump.desc = desc; 2048124e0ebaSSara Sharon fwrt->dump.monitor_only = monitor_only; 20497174beb6SJohannes Berg 2050159133c8SShahar S Matityahu schedule_delayed_work(&fwrt->dump.wk, usecs_to_jiffies(delay)); 20517174beb6SJohannes Berg 20527174beb6SJohannes Berg return 0; 20537174beb6SJohannes Berg } 20547174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_desc); 20557174beb6SJohannes Berg 2056700b3799SShahar S Matityahu int iwl_fw_dbg_error_collect(struct iwl_fw_runtime *fwrt, 2057700b3799SShahar S Matityahu enum iwl_fw_dbg_trigger trig_type) 2058700b3799SShahar S Matityahu { 2059700b3799SShahar S Matityahu int ret; 2060*e4eee943SShahar S Matityahu struct iwl_fw_dump_desc *iwl_dump_error_desc; 2061700b3799SShahar S Matityahu 2062*e4eee943SShahar S Matityahu if (!test_bit(STATUS_DEVICE_ENABLED, &fwrt->trans->status)) 2063*e4eee943SShahar S Matityahu return -EIO; 2064*e4eee943SShahar S Matityahu 2065*e4eee943SShahar S Matityahu iwl_dump_error_desc = kmalloc(sizeof(*iwl_dump_error_desc), GFP_KERNEL); 2066700b3799SShahar S Matityahu if (!iwl_dump_error_desc) 2067700b3799SShahar S Matityahu return -ENOMEM; 2068700b3799SShahar S Matityahu 2069700b3799SShahar S Matityahu iwl_dump_error_desc->trig_desc.type = cpu_to_le32(trig_type); 2070700b3799SShahar S Matityahu iwl_dump_error_desc->len = 0; 2071700b3799SShahar S Matityahu 2072700b3799SShahar S Matityahu ret = iwl_fw_dbg_collect_desc(fwrt, iwl_dump_error_desc, false, 0); 207307d35b42SShahar S Matityahu if (ret) 2074700b3799SShahar S Matityahu kfree(iwl_dump_error_desc); 207507d35b42SShahar S Matityahu else 207607d35b42SShahar S Matityahu iwl_trans_sync_nmi(fwrt->trans); 2077700b3799SShahar S Matityahu 2078700b3799SShahar S Matityahu return ret; 2079700b3799SShahar S Matityahu } 2080700b3799SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_error_collect); 2081700b3799SShahar S Matityahu 20824b49e34eSShahar S Matityahu int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt, 20837174beb6SJohannes Berg enum iwl_fw_dbg_trigger trig, 20847174beb6SJohannes Berg const char *str, size_t len, 2085af303252SSara Sharon struct iwl_fw_dbg_trigger_tlv *trigger) 20867174beb6SJohannes Berg { 20877174beb6SJohannes Berg struct iwl_fw_dump_desc *desc; 2088ea7cb829SSara Sharon unsigned int delay = 0; 2089124e0ebaSSara Sharon bool monitor_only = false; 20907174beb6SJohannes Berg 2091ea7cb829SSara Sharon if (trigger) { 2092ea7cb829SSara Sharon u16 occurrences = le16_to_cpu(trigger->occurrences) - 1; 2093ea7cb829SSara Sharon 2094ea7cb829SSara Sharon if (!le16_to_cpu(trigger->occurrences)) 2095af303252SSara Sharon return 0; 2096af303252SSara Sharon 2097ea7cb829SSara Sharon if (trigger->flags & IWL_FW_DBG_FORCE_RESTART) { 2098ea7cb829SSara Sharon IWL_WARN(fwrt, "Force restart: trigger %d fired.\n", 2099ea7cb829SSara Sharon trig); 2100378c8931SShahar S Matityahu iwl_force_nmi(fwrt->trans); 2101378c8931SShahar S Matityahu return 0; 2102378c8931SShahar S Matityahu } 2103378c8931SShahar S Matityahu 2104ea7cb829SSara Sharon trigger->occurrences = cpu_to_le16(occurrences); 2105124e0ebaSSara Sharon monitor_only = trigger->mode & IWL_FW_DBG_TRIGGER_MONITOR_ONLY; 2106159133c8SShahar S Matityahu 2107159133c8SShahar S Matityahu /* convert msec to usec */ 2108159133c8SShahar S Matityahu delay = le32_to_cpu(trigger->stop_delay) * USEC_PER_MSEC; 2109ea7cb829SSara Sharon } 2110ea7cb829SSara Sharon 21117174beb6SJohannes Berg desc = kzalloc(sizeof(*desc) + len, GFP_ATOMIC); 21127174beb6SJohannes Berg if (!desc) 21137174beb6SJohannes Berg return -ENOMEM; 21147174beb6SJohannes Berg 2115af303252SSara Sharon 21167174beb6SJohannes Berg desc->len = len; 21177174beb6SJohannes Berg desc->trig_desc.type = cpu_to_le32(trig); 21187174beb6SJohannes Berg memcpy(desc->trig_desc.data, str, len); 21197174beb6SJohannes Berg 2120124e0ebaSSara Sharon return iwl_fw_dbg_collect_desc(fwrt, desc, monitor_only, delay); 21217174beb6SJohannes Berg } 21224b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect); 2123fe1b7d6cSSara Sharon 21244b49e34eSShahar S Matityahu int _iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, 21254b49e34eSShahar S Matityahu enum iwl_fw_ini_trigger_id id) 2126fe1b7d6cSSara Sharon { 2127b61a6610SShahar S Matityahu struct iwl_fw_ini_active_triggers *active; 2128fe1b7d6cSSara Sharon u32 occur, delay; 2129fe1b7d6cSSara Sharon 21304b49e34eSShahar S Matityahu if (WARN_ON(!iwl_fw_ini_trigger_on(fwrt, id))) 2131fe1b7d6cSSara Sharon return -EINVAL; 2132fe1b7d6cSSara Sharon 21334b49e34eSShahar S Matityahu if (test_and_set_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status)) 21344b49e34eSShahar S Matityahu return -EBUSY; 21354b49e34eSShahar S Matityahu 213653032e6eSShahar S Matityahu if (!iwl_fw_ini_trigger_on(fwrt, id)) { 213753032e6eSShahar S Matityahu IWL_WARN(fwrt, "WRT: Trigger %d is not active, aborting dump\n", 213853032e6eSShahar S Matityahu id); 213953032e6eSShahar S Matityahu return -EINVAL; 214053032e6eSShahar S Matityahu } 214153032e6eSShahar S Matityahu 21424b49e34eSShahar S Matityahu active = &fwrt->dump.active_trigs[id]; 2143b61a6610SShahar S Matityahu delay = le32_to_cpu(active->trig->dump_delay); 2144b61a6610SShahar S Matityahu occur = le32_to_cpu(active->trig->occurrences); 2145fe1b7d6cSSara Sharon if (!occur) 2146fe1b7d6cSSara Sharon return 0; 2147fe1b7d6cSSara Sharon 21484b49e34eSShahar S Matityahu active->trig->occurrences = cpu_to_le32(--occur); 21494b49e34eSShahar S Matityahu 2150b61a6610SShahar S Matityahu if (le32_to_cpu(active->trig->force_restart)) { 215153032e6eSShahar S Matityahu IWL_WARN(fwrt, "WRT: force restart: trigger %d fired.\n", id); 2152fe1b7d6cSSara Sharon iwl_force_nmi(fwrt->trans); 2153fe1b7d6cSSara Sharon return 0; 2154fe1b7d6cSSara Sharon } 2155fe1b7d6cSSara Sharon 215669166f7aSShahar S Matityahu if (test_and_set_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status)) 215769166f7aSShahar S Matityahu return -EBUSY; 215869166f7aSShahar S Matityahu 21594b49e34eSShahar S Matityahu fwrt->dump.ini_trig_id = id; 2160fe1b7d6cSSara Sharon 216153032e6eSShahar S Matityahu IWL_WARN(fwrt, "WRT: collecting data: ini trigger %d fired.\n", id); 2162fe1b7d6cSSara Sharon 21634b49e34eSShahar S Matityahu schedule_delayed_work(&fwrt->dump.wk, usecs_to_jiffies(delay)); 2164fe1b7d6cSSara Sharon 21654b49e34eSShahar S Matityahu return 0; 2166fe1b7d6cSSara Sharon } 21674b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(_iwl_fw_dbg_ini_collect); 21684b49e34eSShahar S Matityahu 21694b49e34eSShahar S Matityahu int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, u32 legacy_trigger_id) 21704b49e34eSShahar S Matityahu { 21714b49e34eSShahar S Matityahu int id; 21724b49e34eSShahar S Matityahu 21734b49e34eSShahar S Matityahu switch (legacy_trigger_id) { 21744b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_FW_ASSERT: 21754b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_ALIVE_TIMEOUT: 21764b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_DRIVER: 21774b49e34eSShahar S Matityahu id = IWL_FW_TRIGGER_ID_FW_ASSERT; 21784b49e34eSShahar S Matityahu break; 21794b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_USER: 21804b49e34eSShahar S Matityahu id = IWL_FW_TRIGGER_ID_USER_TRIGGER; 21814b49e34eSShahar S Matityahu break; 21824b49e34eSShahar S Matityahu default: 21834b49e34eSShahar S Matityahu return -EIO; 21844b49e34eSShahar S Matityahu } 21854b49e34eSShahar S Matityahu 21864b49e34eSShahar S Matityahu return _iwl_fw_dbg_ini_collect(fwrt, id); 21874b49e34eSShahar S Matityahu } 21884b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_ini_collect); 21897174beb6SJohannes Berg 21907174beb6SJohannes Berg int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt, 21917174beb6SJohannes Berg struct iwl_fw_dbg_trigger_tlv *trigger, 21927174beb6SJohannes Berg const char *fmt, ...) 21937174beb6SJohannes Berg { 21947174beb6SJohannes Berg int ret, len = 0; 21957174beb6SJohannes Berg char buf[64]; 21967174beb6SJohannes Berg 219774374223SSara Sharon if (fwrt->trans->ini_valid) 219874374223SSara Sharon return 0; 219974374223SSara Sharon 22007174beb6SJohannes Berg if (fmt) { 22017174beb6SJohannes Berg va_list ap; 22027174beb6SJohannes Berg 22037174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 22047174beb6SJohannes Berg 22057174beb6SJohannes Berg va_start(ap, fmt); 22067174beb6SJohannes Berg vsnprintf(buf, sizeof(buf), fmt, ap); 22077174beb6SJohannes Berg va_end(ap); 22087174beb6SJohannes Berg 22097174beb6SJohannes Berg /* check for truncation */ 22107174beb6SJohannes Berg if (WARN_ON_ONCE(buf[sizeof(buf) - 1])) 22117174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 22127174beb6SJohannes Berg 22137174beb6SJohannes Berg len = strlen(buf) + 1; 22147174beb6SJohannes Berg } 22157174beb6SJohannes Berg 22164b49e34eSShahar S Matityahu ret = iwl_fw_dbg_collect(fwrt, le32_to_cpu(trigger->id), buf, len, 22177174beb6SJohannes Berg trigger); 22187174beb6SJohannes Berg 22197174beb6SJohannes Berg if (ret) 22207174beb6SJohannes Berg return ret; 22217174beb6SJohannes Berg 22227174beb6SJohannes Berg return 0; 22237174beb6SJohannes Berg } 22247174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_trig); 22257174beb6SJohannes Berg 22267174beb6SJohannes Berg int iwl_fw_start_dbg_conf(struct iwl_fw_runtime *fwrt, u8 conf_id) 22277174beb6SJohannes Berg { 22287174beb6SJohannes Berg u8 *ptr; 22297174beb6SJohannes Berg int ret; 22307174beb6SJohannes Berg int i; 22317174beb6SJohannes Berg 223217b809c9SSara Sharon if (WARN_ONCE(conf_id >= ARRAY_SIZE(fwrt->fw->dbg.conf_tlv), 22337174beb6SJohannes Berg "Invalid configuration %d\n", conf_id)) 22347174beb6SJohannes Berg return -EINVAL; 22357174beb6SJohannes Berg 22367174beb6SJohannes Berg /* EARLY START - firmware's configuration is hard coded */ 223717b809c9SSara Sharon if ((!fwrt->fw->dbg.conf_tlv[conf_id] || 223817b809c9SSara Sharon !fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds) && 22397174beb6SJohannes Berg conf_id == FW_DBG_START_FROM_ALIVE) 22407174beb6SJohannes Berg return 0; 22417174beb6SJohannes Berg 224217b809c9SSara Sharon if (!fwrt->fw->dbg.conf_tlv[conf_id]) 22437174beb6SJohannes Berg return -EINVAL; 22447174beb6SJohannes Berg 22457174beb6SJohannes Berg if (fwrt->dump.conf != FW_DBG_INVALID) 22467174beb6SJohannes Berg IWL_WARN(fwrt, "FW already configured (%d) - re-configuring\n", 22477174beb6SJohannes Berg fwrt->dump.conf); 22487174beb6SJohannes Berg 22497174beb6SJohannes Berg /* Send all HCMDs for configuring the FW debug */ 225017b809c9SSara Sharon ptr = (void *)&fwrt->fw->dbg.conf_tlv[conf_id]->hcmd; 225117b809c9SSara Sharon for (i = 0; i < fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds; i++) { 22527174beb6SJohannes Berg struct iwl_fw_dbg_conf_hcmd *cmd = (void *)ptr; 22537174beb6SJohannes Berg struct iwl_host_cmd hcmd = { 22547174beb6SJohannes Berg .id = cmd->id, 22557174beb6SJohannes Berg .len = { le16_to_cpu(cmd->len), }, 22567174beb6SJohannes Berg .data = { cmd->data, }, 22577174beb6SJohannes Berg }; 22587174beb6SJohannes Berg 22597174beb6SJohannes Berg ret = iwl_trans_send_cmd(fwrt->trans, &hcmd); 22607174beb6SJohannes Berg if (ret) 22617174beb6SJohannes Berg return ret; 22627174beb6SJohannes Berg 22637174beb6SJohannes Berg ptr += sizeof(*cmd); 22647174beb6SJohannes Berg ptr += le16_to_cpu(cmd->len); 22657174beb6SJohannes Berg } 22667174beb6SJohannes Berg 22677174beb6SJohannes Berg fwrt->dump.conf = conf_id; 22687174beb6SJohannes Berg 22697174beb6SJohannes Berg return 0; 22707174beb6SJohannes Berg } 22717174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_start_dbg_conf); 22727174beb6SJohannes Berg 22734244e7fcSShahar S Matityahu /* this function assumes dump_start was called beforehand and dump_end will be 22744244e7fcSShahar S Matityahu * called afterwards 22754244e7fcSShahar S Matityahu */ 22764244e7fcSShahar S Matityahu void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt) 22777174beb6SJohannes Berg { 2278d25eec30SSara Sharon struct iwl_fw_dbg_params params = {0}; 22797174beb6SJohannes Berg 22804244e7fcSShahar S Matityahu if (!test_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status)) 22817174beb6SJohannes Berg return; 22827174beb6SJohannes Berg 22838745f12aSShaul Triebitz if (fwrt->ops && fwrt->ops->fw_running && 22848745f12aSShaul Triebitz !fwrt->ops->fw_running(fwrt->ops_ctx)) { 22858745f12aSShaul Triebitz IWL_ERR(fwrt, "Firmware not running - cannot dump error\n"); 22868745f12aSShaul Triebitz iwl_fw_free_dump_desc(fwrt); 22878745f12aSShaul Triebitz clear_bit(IWL_FWRT_STATUS_DUMPING, &fwrt->status); 22884244e7fcSShahar S Matityahu return; 22898745f12aSShaul Triebitz } 22908745f12aSShaul Triebitz 22914b49e34eSShahar S Matityahu /* there's no point in fw dump if the bus is dead */ 22924b49e34eSShahar S Matityahu if (test_bit(STATUS_TRANS_DEAD, &fwrt->trans->status)) { 22934b49e34eSShahar S Matityahu IWL_ERR(fwrt, "Skip fw error dump since bus is dead\n"); 22944b49e34eSShahar S Matityahu return; 22954b49e34eSShahar S Matityahu } 22964b49e34eSShahar S Matityahu 22975cfe79c8SSara Sharon iwl_fw_dbg_stop_recording(fwrt, ¶ms); 22987174beb6SJohannes Berg 229953032e6eSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: data collection start\n"); 23004b49e34eSShahar S Matityahu if (fwrt->trans->ini_valid) 23014b49e34eSShahar S Matityahu iwl_fw_error_ini_dump(fwrt); 23024b49e34eSShahar S Matityahu else 23037174beb6SJohannes Berg iwl_fw_error_dump(fwrt); 230453032e6eSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: data collection done\n"); 23057174beb6SJohannes Berg 23067174beb6SJohannes Berg /* start recording again if the firmware is not crashed */ 23077174beb6SJohannes Berg if (!test_bit(STATUS_FW_ERROR, &fwrt->trans->status) && 230817b809c9SSara Sharon fwrt->fw->dbg.dest_tlv) { 23097174beb6SJohannes Berg /* wait before we collect the data till the DBGC stop */ 23107174beb6SJohannes Berg udelay(500); 23115cfe79c8SSara Sharon iwl_fw_dbg_restart_recording(fwrt, ¶ms); 23127174beb6SJohannes Berg } 23134244e7fcSShahar S Matityahu } 23144244e7fcSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_sync); 23154244e7fcSShahar S Matityahu 23164244e7fcSShahar S Matityahu void iwl_fw_error_dump_wk(struct work_struct *work) 23174244e7fcSShahar S Matityahu { 23184244e7fcSShahar S Matityahu struct iwl_fw_runtime *fwrt = 23194244e7fcSShahar S Matityahu container_of(work, struct iwl_fw_runtime, dump.wk.work); 23204244e7fcSShahar S Matityahu 23214244e7fcSShahar S Matityahu if (fwrt->ops && fwrt->ops->dump_start && 23224244e7fcSShahar S Matityahu fwrt->ops->dump_start(fwrt->ops_ctx)) 23234244e7fcSShahar S Matityahu return; 23244244e7fcSShahar S Matityahu 23254244e7fcSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt); 23264244e7fcSShahar S Matityahu 23277174beb6SJohannes Berg if (fwrt->ops && fwrt->ops->dump_end) 23287174beb6SJohannes Berg fwrt->ops->dump_end(fwrt->ops_ctx); 23297174beb6SJohannes Berg } 23307174beb6SJohannes Berg 23312d8c2615SShahar S Matityahu void iwl_fw_dbg_read_d3_debug_data(struct iwl_fw_runtime *fwrt) 23322d8c2615SShahar S Matityahu { 23332d8c2615SShahar S Matityahu const struct iwl_cfg *cfg = fwrt->trans->cfg; 23342d8c2615SShahar S Matityahu 23352d8c2615SShahar S Matityahu if (!iwl_fw_dbg_is_d3_debug_enabled(fwrt)) 23362d8c2615SShahar S Matityahu return; 23372d8c2615SShahar S Matityahu 23382d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 23392d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = kmalloc(cfg->d3_debug_data_length, 23402d8c2615SShahar S Matityahu GFP_KERNEL); 23412d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 23422d8c2615SShahar S Matityahu IWL_ERR(fwrt, 23432d8c2615SShahar S Matityahu "failed to allocate memory for D3 debug data\n"); 23442d8c2615SShahar S Matityahu return; 23452d8c2615SShahar S Matityahu } 23462d8c2615SShahar S Matityahu } 23472d8c2615SShahar S Matityahu 23482d8c2615SShahar S Matityahu /* if the buffer holds previous debug data it is overwritten */ 23492d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, cfg->d3_debug_data_base_addr, 23502d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data, 23512d8c2615SShahar S Matityahu cfg->d3_debug_data_length); 23522d8c2615SShahar S Matityahu } 23532d8c2615SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_read_d3_debug_data); 2354d47902f9SSara Sharon 2355d47902f9SSara Sharon static void 23560ec7bfb2SShahar S Matityahu iwl_fw_dbg_buffer_allocation(struct iwl_fw_runtime *fwrt, u32 size) 23570ec7bfb2SShahar S Matityahu { 23580ec7bfb2SShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 23590ec7bfb2SShahar S Matityahu void *virtual_addr = NULL; 23600ec7bfb2SShahar S Matityahu dma_addr_t phys_addr; 23610ec7bfb2SShahar S Matityahu 23620ec7bfb2SShahar S Matityahu if (WARN_ON_ONCE(trans->num_blocks == ARRAY_SIZE(trans->fw_mon))) 23630ec7bfb2SShahar S Matityahu return; 23640ec7bfb2SShahar S Matityahu 23650ec7bfb2SShahar S Matityahu virtual_addr = 23660ec7bfb2SShahar S Matityahu dma_alloc_coherent(fwrt->trans->dev, size, &phys_addr, 23670ec7bfb2SShahar S Matityahu GFP_KERNEL | __GFP_NOWARN | __GFP_ZERO | 23680ec7bfb2SShahar S Matityahu __GFP_COMP); 23690ec7bfb2SShahar S Matityahu 23700ec7bfb2SShahar S Matityahu /* TODO: alloc fragments if needed */ 23710ec7bfb2SShahar S Matityahu if (!virtual_addr) 23720ec7bfb2SShahar S Matityahu IWL_ERR(fwrt, "Failed to allocate debug memory\n"); 23730ec7bfb2SShahar S Matityahu 237453032e6eSShahar S Matityahu IWL_DEBUG_FW(trans, 237553032e6eSShahar S Matityahu "Allocated DRAM buffer[%d], size=0x%x\n", 237653032e6eSShahar S Matityahu trans->num_blocks, size); 237753032e6eSShahar S Matityahu 23780ec7bfb2SShahar S Matityahu trans->fw_mon[trans->num_blocks].block = virtual_addr; 23790ec7bfb2SShahar S Matityahu trans->fw_mon[trans->num_blocks].physical = phys_addr; 23800ec7bfb2SShahar S Matityahu trans->fw_mon[trans->num_blocks].size = size; 23810ec7bfb2SShahar S Matityahu trans->num_blocks++; 23820ec7bfb2SShahar S Matityahu } 23830ec7bfb2SShahar S Matityahu 23840ec7bfb2SShahar S Matityahu static void iwl_fw_dbg_buffer_apply(struct iwl_fw_runtime *fwrt, 2385e41e2c26SShahar S Matityahu struct iwl_fw_ini_allocation_data *alloc, 2386e41e2c26SShahar S Matityahu enum iwl_fw_ini_apply_point pnt) 2387d47902f9SSara Sharon { 2388d47902f9SSara Sharon struct iwl_trans *trans = fwrt->trans; 2389e6aeeb4fSJohannes Berg struct iwl_ldbg_config_cmd ldbg_cmd = { 2390e6aeeb4fSJohannes Berg .type = cpu_to_le32(BUFFER_ALLOCATION), 2391e6aeeb4fSJohannes Berg }; 2392e6aeeb4fSJohannes Berg struct iwl_buffer_allocation_cmd *cmd = &ldbg_cmd.buffer_allocation; 2393d47902f9SSara Sharon struct iwl_host_cmd hcmd = { 2394d47902f9SSara Sharon .id = LDBG_CONFIG_CMD, 2395d47902f9SSara Sharon .flags = CMD_ASYNC, 2396e6aeeb4fSJohannes Berg .data[0] = &ldbg_cmd, 2397e6aeeb4fSJohannes Berg .len[0] = sizeof(ldbg_cmd), 2398d47902f9SSara Sharon }; 23990ec7bfb2SShahar S Matityahu int block_idx = trans->num_blocks; 2400e41e2c26SShahar S Matityahu u32 buf_location = le32_to_cpu(alloc->tlv.buffer_location); 2401d47902f9SSara Sharon 2402e41e2c26SShahar S Matityahu if (buf_location == IWL_FW_INI_LOCATION_SRAM_PATH) { 2403e41e2c26SShahar S Matityahu if (!WARN(pnt != IWL_FW_INI_APPLY_EARLY, 240453032e6eSShahar S Matityahu "WRT: Invalid apply point %d for SMEM buffer allocation, aborting\n", 240553032e6eSShahar S Matityahu pnt)) { 240653032e6eSShahar S Matityahu IWL_DEBUG_FW(trans, 240753032e6eSShahar S Matityahu "WRT: applying SMEM buffer destination\n"); 240853032e6eSShahar S Matityahu 2409e41e2c26SShahar S Matityahu /* set sram monitor by enabling bit 7 */ 2410e41e2c26SShahar S Matityahu iwl_set_bit(fwrt->trans, CSR_HW_IF_CONFIG_REG, 2411e41e2c26SShahar S Matityahu CSR_HW_IF_CONFIG_REG_BIT_MONITOR_SRAM); 241253032e6eSShahar S Matityahu } 2413e41e2c26SShahar S Matityahu return; 2414e41e2c26SShahar S Matityahu } 2415e41e2c26SShahar S Matityahu 2416e41e2c26SShahar S Matityahu if (buf_location != IWL_FW_INI_LOCATION_DRAM_PATH) 2417d47902f9SSara Sharon return; 2418d47902f9SSara Sharon 24190ec7bfb2SShahar S Matityahu if (!alloc->is_alloc) { 24200ec7bfb2SShahar S Matityahu iwl_fw_dbg_buffer_allocation(fwrt, 24210ec7bfb2SShahar S Matityahu le32_to_cpu(alloc->tlv.size)); 24220ec7bfb2SShahar S Matityahu if (block_idx == trans->num_blocks) 2423d47902f9SSara Sharon return; 24240ec7bfb2SShahar S Matityahu alloc->is_alloc = 1; 24250ec7bfb2SShahar S Matityahu } 2426d47902f9SSara Sharon 2427d47902f9SSara Sharon /* First block is assigned via registers / context info */ 2428d47902f9SSara Sharon if (trans->num_blocks == 1) 2429d47902f9SSara Sharon return; 2430d47902f9SSara Sharon 243153032e6eSShahar S Matityahu IWL_DEBUG_FW(trans, 243253032e6eSShahar S Matityahu "WRT: applying DRAM buffer[%d] destination\n", block_idx); 243353032e6eSShahar S Matityahu 2434d47902f9SSara Sharon cmd->num_frags = cpu_to_le32(1); 24350ec7bfb2SShahar S Matityahu cmd->fragments[0].address = 24360ec7bfb2SShahar S Matityahu cpu_to_le64(trans->fw_mon[block_idx].physical); 24370ec7bfb2SShahar S Matityahu cmd->fragments[0].size = alloc->tlv.size; 24380ec7bfb2SShahar S Matityahu cmd->allocation_id = alloc->tlv.allocation_id; 24390ec7bfb2SShahar S Matityahu cmd->buffer_location = alloc->tlv.buffer_location; 2440d47902f9SSara Sharon 2441d47902f9SSara Sharon iwl_trans_send_cmd(trans, &hcmd); 2442d47902f9SSara Sharon } 2443d47902f9SSara Sharon 2444d47902f9SSara Sharon static void iwl_fw_dbg_send_hcmd(struct iwl_fw_runtime *fwrt, 244553032e6eSShahar S Matityahu struct iwl_ucode_tlv *tlv, 244653032e6eSShahar S Matityahu bool ext) 2447d47902f9SSara Sharon { 2448d47902f9SSara Sharon struct iwl_fw_ini_hcmd_tlv *hcmd_tlv = (void *)&tlv->data[0]; 2449d47902f9SSara Sharon struct iwl_fw_ini_hcmd *data = &hcmd_tlv->hcmd; 2450d47902f9SSara Sharon u16 len = le32_to_cpu(tlv->length) - sizeof(*hcmd_tlv); 2451d47902f9SSara Sharon 2452d47902f9SSara Sharon struct iwl_host_cmd hcmd = { 2453d47902f9SSara Sharon .id = WIDE_ID(data->group, data->id), 2454d47902f9SSara Sharon .len = { len, }, 2455d47902f9SSara Sharon .data = { data->data, }, 2456d47902f9SSara Sharon }; 2457d47902f9SSara Sharon 2458bfa34c33SShahar S Matityahu /* currently the driver supports always on domain only */ 2459bfa34c33SShahar S Matityahu if (le32_to_cpu(hcmd_tlv->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON) 2460bfa34c33SShahar S Matityahu return; 2461bfa34c33SShahar S Matityahu 246253032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 246353032e6eSShahar S Matityahu "WRT: ext=%d. Sending host command id=0x%x, group=0x%x\n", 246453032e6eSShahar S Matityahu ext, data->id, data->group); 246553032e6eSShahar S Matityahu 2466d47902f9SSara Sharon iwl_trans_send_cmd(fwrt->trans, &hcmd); 2467d47902f9SSara Sharon } 2468d47902f9SSara Sharon 2469d47902f9SSara Sharon static void iwl_fw_dbg_update_regions(struct iwl_fw_runtime *fwrt, 2470d47902f9SSara Sharon struct iwl_fw_ini_region_tlv *tlv, 2471d47902f9SSara Sharon bool ext, enum iwl_fw_ini_apply_point pnt) 2472d47902f9SSara Sharon { 2473d47902f9SSara Sharon void *iter = (void *)tlv->region_config; 2474d47902f9SSara Sharon int i, size = le32_to_cpu(tlv->num_regions); 2475a0eaead4SShahar S Matityahu const char *err_st = 2476a0eaead4SShahar S Matityahu "WRT: ext=%d. Invalid region %s %d for apply point %d\n"; 2477d47902f9SSara Sharon 2478d47902f9SSara Sharon for (i = 0; i < size; i++) { 24790ec7bfb2SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg = iter, **active; 2480d47902f9SSara Sharon int id = le32_to_cpu(reg->region_id); 24819deb52c6SShahar S Matityahu u32 type = le32_to_cpu(reg->region_type); 2482d47902f9SSara Sharon 2483a0eaead4SShahar S Matityahu if (WARN(id >= ARRAY_SIZE(fwrt->dump.active_regs), err_st, ext, 2484a0eaead4SShahar S Matityahu "id", id, pnt)) 2485a0eaead4SShahar S Matityahu break; 2486a0eaead4SShahar S Matityahu 2487a0eaead4SShahar S Matityahu if (WARN(type == 0 || type >= IWL_FW_INI_REGION_NUM, err_st, 2488a0eaead4SShahar S Matityahu ext, "type", type, pnt)) 2489d47902f9SSara Sharon break; 2490d47902f9SSara Sharon 2491d47902f9SSara Sharon active = &fwrt->dump.active_regs[id]; 2492d47902f9SSara Sharon 24930ec7bfb2SShahar S Matityahu if (*active) 249453032e6eSShahar S Matityahu IWL_WARN(fwrt->trans, 249553032e6eSShahar S Matityahu "WRT: ext=%d. Region id %d override\n", 249653032e6eSShahar S Matityahu ext, id); 2497d47902f9SSara Sharon 2498d47902f9SSara Sharon IWL_DEBUG_FW(fwrt, 249953032e6eSShahar S Matityahu "WRT: ext=%d. Activating region id %d\n", 250053032e6eSShahar S Matityahu ext, id); 2501d47902f9SSara Sharon 25020ec7bfb2SShahar S Matityahu *active = reg; 2503d47902f9SSara Sharon 25049deb52c6SShahar S Matityahu if (type == IWL_FW_INI_REGION_TXF || 25059deb52c6SShahar S Matityahu type == IWL_FW_INI_REGION_RXF) 25069deb52c6SShahar S Matityahu iter += le32_to_cpu(reg->fifos.num_of_registers) * 25079deb52c6SShahar S Matityahu sizeof(__le32); 250877f99ae6SShahar S Matityahu else if (type == IWL_FW_INI_REGION_DEVICE_MEMORY || 250977f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_PERIPHERY_MAC || 251077f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_PERIPHERY_PHY || 251177f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_PERIPHERY_AUX || 251277f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_INTERNAL_BUFFER || 251377f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_PAGING || 2514954454d6SShahar S Matityahu type == IWL_FW_INI_REGION_CSR || 2515954454d6SShahar S Matityahu type == IWL_FW_INI_REGION_LMAC_ERROR_TABLE || 2516954454d6SShahar S Matityahu type == IWL_FW_INI_REGION_UMAC_ERROR_TABLE) 25179deb52c6SShahar S Matityahu iter += le32_to_cpu(reg->internal.num_of_ranges) * 2518bb0306bdSShahar S Matityahu sizeof(__le32); 2519d47902f9SSara Sharon 2520d47902f9SSara Sharon iter += sizeof(*reg); 2521d47902f9SSara Sharon } 2522d47902f9SSara Sharon } 2523d47902f9SSara Sharon 2524b61a6610SShahar S Matityahu static int iwl_fw_dbg_trig_realloc(struct iwl_fw_runtime *fwrt, 2525b61a6610SShahar S Matityahu struct iwl_fw_ini_active_triggers *active, 2526b61a6610SShahar S Matityahu u32 id, int size) 2527b61a6610SShahar S Matityahu { 2528b61a6610SShahar S Matityahu void *ptr; 2529b61a6610SShahar S Matityahu 2530b61a6610SShahar S Matityahu if (size <= active->size) 2531b61a6610SShahar S Matityahu return 0; 2532b61a6610SShahar S Matityahu 2533b61a6610SShahar S Matityahu ptr = krealloc(active->trig, size, GFP_KERNEL); 2534b61a6610SShahar S Matityahu if (!ptr) { 253553032e6eSShahar S Matityahu IWL_ERR(fwrt, "WRT: Failed to allocate memory for trigger %d\n", 253653032e6eSShahar S Matityahu id); 2537b61a6610SShahar S Matityahu return -ENOMEM; 2538b61a6610SShahar S Matityahu } 2539b61a6610SShahar S Matityahu active->trig = ptr; 2540b61a6610SShahar S Matityahu active->size = size; 2541b61a6610SShahar S Matityahu 2542b61a6610SShahar S Matityahu return 0; 2543b61a6610SShahar S Matityahu } 2544b61a6610SShahar S Matityahu 2545d47902f9SSara Sharon static void iwl_fw_dbg_update_triggers(struct iwl_fw_runtime *fwrt, 2546d47902f9SSara Sharon struct iwl_fw_ini_trigger_tlv *tlv, 2547d47902f9SSara Sharon bool ext, 2548d47902f9SSara Sharon enum iwl_fw_ini_apply_point apply_point) 2549d47902f9SSara Sharon { 2550d47902f9SSara Sharon int i, size = le32_to_cpu(tlv->num_triggers); 2551d47902f9SSara Sharon void *iter = (void *)tlv->trigger_config; 2552d47902f9SSara Sharon 2553d47902f9SSara Sharon for (i = 0; i < size; i++) { 2554d47902f9SSara Sharon struct iwl_fw_ini_trigger *trig = iter; 2555d47902f9SSara Sharon struct iwl_fw_ini_active_triggers *active; 2556d47902f9SSara Sharon int id = le32_to_cpu(trig->trigger_id); 2557b61a6610SShahar S Matityahu u32 trig_regs_size = le32_to_cpu(trig->num_regions) * 2558b61a6610SShahar S Matityahu sizeof(__le32); 2559d47902f9SSara Sharon 256053032e6eSShahar S Matityahu if (WARN(id >= ARRAY_SIZE(fwrt->dump.active_trigs), 256153032e6eSShahar S Matityahu "WRT: ext=%d. Invalid trigger id %d for apply point %d\n", 256253032e6eSShahar S Matityahu ext, id, apply_point)) 2563d47902f9SSara Sharon break; 2564d47902f9SSara Sharon 2565d47902f9SSara Sharon active = &fwrt->dump.active_trigs[id]; 2566d47902f9SSara Sharon 2567b61a6610SShahar S Matityahu if (!active->active) { 2568b61a6610SShahar S Matityahu size_t trig_size = sizeof(*trig) + trig_regs_size; 2569b61a6610SShahar S Matityahu 257053032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 257153032e6eSShahar S Matityahu "WRT: ext=%d. Activating trigger %d\n", 257253032e6eSShahar S Matityahu ext, id); 257353032e6eSShahar S Matityahu 2574b61a6610SShahar S Matityahu if (iwl_fw_dbg_trig_realloc(fwrt, active, id, 2575b61a6610SShahar S Matityahu trig_size)) 2576b61a6610SShahar S Matityahu goto next; 2577b61a6610SShahar S Matityahu 2578b61a6610SShahar S Matityahu memcpy(active->trig, trig, trig_size); 2579b61a6610SShahar S Matityahu 2580b61a6610SShahar S Matityahu } else { 2581b61a6610SShahar S Matityahu u32 conf_override = 2582b61a6610SShahar S Matityahu !(le32_to_cpu(trig->override_trig) & 0xff); 2583b61a6610SShahar S Matityahu u32 region_override = 2584b61a6610SShahar S Matityahu !(le32_to_cpu(trig->override_trig) & 0xff00); 2585b61a6610SShahar S Matityahu u32 offset = 0; 2586b61a6610SShahar S Matityahu u32 active_regs = 2587b61a6610SShahar S Matityahu le32_to_cpu(active->trig->num_regions); 2588b61a6610SShahar S Matityahu u32 new_regs = le32_to_cpu(trig->num_regions); 2589b61a6610SShahar S Matityahu int mem_to_add = trig_regs_size; 2590b61a6610SShahar S Matityahu 2591b61a6610SShahar S Matityahu if (region_override) { 259253032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 259353032e6eSShahar S Matityahu "WRT: ext=%d. Trigger %d regions override\n", 259453032e6eSShahar S Matityahu ext, id); 259553032e6eSShahar S Matityahu 2596b61a6610SShahar S Matityahu mem_to_add -= active_regs * sizeof(__le32); 2597b61a6610SShahar S Matityahu } else { 259853032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 259953032e6eSShahar S Matityahu "WRT: ext=%d. Trigger %d regions appending\n", 260053032e6eSShahar S Matityahu ext, id); 260153032e6eSShahar S Matityahu 2602b61a6610SShahar S Matityahu offset += active_regs; 2603b61a6610SShahar S Matityahu new_regs += active_regs; 2604d47902f9SSara Sharon } 2605d47902f9SSara Sharon 2606b61a6610SShahar S Matityahu if (iwl_fw_dbg_trig_realloc(fwrt, active, id, 2607b61a6610SShahar S Matityahu active->size + mem_to_add)) 2608b61a6610SShahar S Matityahu goto next; 2609d47902f9SSara Sharon 261053032e6eSShahar S Matityahu if (conf_override) { 261153032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 261253032e6eSShahar S Matityahu "WRT: ext=%d. Trigger %d configuration override\n", 261353032e6eSShahar S Matityahu ext, id); 261453032e6eSShahar S Matityahu 2615b61a6610SShahar S Matityahu memcpy(active->trig, trig, sizeof(*trig)); 261653032e6eSShahar S Matityahu } 2617b61a6610SShahar S Matityahu 2618b61a6610SShahar S Matityahu memcpy(active->trig->data + offset, trig->data, 2619b61a6610SShahar S Matityahu trig_regs_size); 2620b61a6610SShahar S Matityahu active->trig->num_regions = cpu_to_le32(new_regs); 2621d47902f9SSara Sharon } 2622d47902f9SSara Sharon 2623fe1b7d6cSSara Sharon /* Since zero means infinity - just set to -1 */ 2624b61a6610SShahar S Matityahu if (!le32_to_cpu(active->trig->occurrences)) 2625b61a6610SShahar S Matityahu active->trig->occurrences = cpu_to_le32(-1); 2626fe1b7d6cSSara Sharon 2627b61a6610SShahar S Matityahu active->active = true; 2628bfd8e3daSShahar S Matityahu 2629bfd8e3daSShahar S Matityahu if (id == IWL_FW_TRIGGER_ID_PERIODIC_TRIGGER) { 2630bfd8e3daSShahar S Matityahu u32 collect_interval = le32_to_cpu(trig->trigger_data); 2631bfd8e3daSShahar S Matityahu 2632bfd8e3daSShahar S Matityahu /* the minimum allowed interval is 50ms */ 2633bfd8e3daSShahar S Matityahu if (collect_interval < 50) { 2634bfd8e3daSShahar S Matityahu collect_interval = 50; 2635bfd8e3daSShahar S Matityahu trig->trigger_data = 2636bfd8e3daSShahar S Matityahu cpu_to_le32(collect_interval); 2637bfd8e3daSShahar S Matityahu } 2638bfd8e3daSShahar S Matityahu 2639bfd8e3daSShahar S Matityahu mod_timer(&fwrt->dump.periodic_trig, 2640bfd8e3daSShahar S Matityahu jiffies + msecs_to_jiffies(collect_interval)); 2641bfd8e3daSShahar S Matityahu } 2642b61a6610SShahar S Matityahu next: 2643b61a6610SShahar S Matityahu iter += sizeof(*trig) + trig_regs_size; 2644d47902f9SSara Sharon 2645d47902f9SSara Sharon } 2646d47902f9SSara Sharon } 2647d47902f9SSara Sharon 2648d47902f9SSara Sharon static void _iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt, 2649d47902f9SSara Sharon struct iwl_apply_point_data *data, 2650d47902f9SSara Sharon enum iwl_fw_ini_apply_point pnt, 2651d47902f9SSara Sharon bool ext) 2652d47902f9SSara Sharon { 2653d47902f9SSara Sharon void *iter = data->data; 2654d47902f9SSara Sharon 2655d47902f9SSara Sharon while (iter && iter < data->data + data->size) { 2656d47902f9SSara Sharon struct iwl_ucode_tlv *tlv = iter; 2657d47902f9SSara Sharon void *ini_tlv = (void *)tlv->data; 2658d47902f9SSara Sharon u32 type = le32_to_cpu(tlv->type); 2659d47902f9SSara Sharon 2660d47902f9SSara Sharon switch (type) { 26610ec7bfb2SShahar S Matityahu case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION: { 26620ec7bfb2SShahar S Matityahu struct iwl_fw_ini_allocation_data *buf_alloc = ini_tlv; 26630ec7bfb2SShahar S Matityahu 2664e41e2c26SShahar S Matityahu iwl_fw_dbg_buffer_apply(fwrt, ini_tlv, pnt); 26650ec7bfb2SShahar S Matityahu iter += sizeof(buf_alloc->is_alloc); 2666d47902f9SSara Sharon break; 26670ec7bfb2SShahar S Matityahu } 2668d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_HCMD: 2669d47902f9SSara Sharon if (pnt < IWL_FW_INI_APPLY_AFTER_ALIVE) { 2670d47902f9SSara Sharon IWL_ERR(fwrt, 267153032e6eSShahar S Matityahu "WRT: ext=%d. Invalid apply point %d for host command\n", 267253032e6eSShahar S Matityahu ext, pnt); 2673d47902f9SSara Sharon goto next; 2674d47902f9SSara Sharon } 267553032e6eSShahar S Matityahu iwl_fw_dbg_send_hcmd(fwrt, tlv, ext); 2676d47902f9SSara Sharon break; 2677d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_REGIONS: 2678d47902f9SSara Sharon iwl_fw_dbg_update_regions(fwrt, ini_tlv, ext, pnt); 2679d47902f9SSara Sharon break; 2680d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_TRIGGERS: 2681d47902f9SSara Sharon iwl_fw_dbg_update_triggers(fwrt, ini_tlv, ext, pnt); 2682d47902f9SSara Sharon break; 2683d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_DEBUG_FLOW: 2684d47902f9SSara Sharon break; 2685d47902f9SSara Sharon default: 268653032e6eSShahar S Matityahu WARN_ONCE(1, 268753032e6eSShahar S Matityahu "WRT: ext=%d. Invalid TLV 0x%x for apply point\n", 268853032e6eSShahar S Matityahu ext, type); 2689d47902f9SSara Sharon break; 2690d47902f9SSara Sharon } 2691d47902f9SSara Sharon next: 2692d47902f9SSara Sharon iter += sizeof(*tlv) + le32_to_cpu(tlv->length); 2693d47902f9SSara Sharon } 2694d47902f9SSara Sharon } 2695d47902f9SSara Sharon 2696d47902f9SSara Sharon void iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt, 2697d47902f9SSara Sharon enum iwl_fw_ini_apply_point apply_point) 2698d47902f9SSara Sharon { 2699d47902f9SSara Sharon void *data = &fwrt->trans->apply_points[apply_point]; 27000ec7bfb2SShahar S Matityahu int i; 27010ec7bfb2SShahar S Matityahu 270253032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, "WRT: enabling apply point %d\n", apply_point); 270353032e6eSShahar S Matityahu 27040ec7bfb2SShahar S Matityahu if (apply_point == IWL_FW_INI_APPLY_EARLY) { 27050ec7bfb2SShahar S Matityahu for (i = 0; i < IWL_FW_INI_MAX_REGION_ID; i++) 27060ec7bfb2SShahar S Matityahu fwrt->dump.active_regs[i] = NULL; 2707b61a6610SShahar S Matityahu 2708b61a6610SShahar S Matityahu /* disable the triggers, used in recovery flow */ 2709b61a6610SShahar S Matityahu for (i = 0; i < IWL_FW_TRIGGER_ID_NUM; i++) 2710b61a6610SShahar S Matityahu fwrt->dump.active_trigs[i].active = false; 27110ec7bfb2SShahar S Matityahu } 2712d47902f9SSara Sharon 2713d47902f9SSara Sharon _iwl_fw_dbg_apply_point(fwrt, data, apply_point, false); 2714d47902f9SSara Sharon 2715d47902f9SSara Sharon data = &fwrt->trans->apply_points_ext[apply_point]; 2716d47902f9SSara Sharon _iwl_fw_dbg_apply_point(fwrt, data, apply_point, true); 2717d47902f9SSara Sharon } 2718d47902f9SSara Sharon IWL_EXPORT_SYMBOL(iwl_fw_dbg_apply_point); 2719700b3799SShahar S Matityahu 2720700b3799SShahar S Matityahu void iwl_fwrt_stop_device(struct iwl_fw_runtime *fwrt) 2721700b3799SShahar S Matityahu { 2722bfd8e3daSShahar S Matityahu del_timer(&fwrt->dump.periodic_trig); 2723700b3799SShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt); 2724700b3799SShahar S Matityahu 2725700b3799SShahar S Matityahu iwl_trans_stop_device(fwrt->trans); 2726700b3799SShahar S Matityahu } 2727700b3799SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fwrt_stop_device); 2728bfd8e3daSShahar S Matityahu 2729bfd8e3daSShahar S Matityahu void iwl_fw_dbg_periodic_trig_handler(struct timer_list *t) 2730bfd8e3daSShahar S Matityahu { 2731bfd8e3daSShahar S Matityahu struct iwl_fw_runtime *fwrt; 2732bfd8e3daSShahar S Matityahu enum iwl_fw_ini_trigger_id id = IWL_FW_TRIGGER_ID_PERIODIC_TRIGGER; 2733bfd8e3daSShahar S Matityahu int ret; 2734bfd8e3daSShahar S Matityahu typeof(fwrt->dump) *dump_ptr = container_of(t, typeof(fwrt->dump), 2735bfd8e3daSShahar S Matityahu periodic_trig); 2736bfd8e3daSShahar S Matityahu 2737bfd8e3daSShahar S Matityahu fwrt = container_of(dump_ptr, typeof(*fwrt), dump); 2738bfd8e3daSShahar S Matityahu 2739bfd8e3daSShahar S Matityahu ret = _iwl_fw_dbg_ini_collect(fwrt, id); 2740bfd8e3daSShahar S Matityahu if (!ret || ret == -EBUSY) { 2741bfd8e3daSShahar S Matityahu struct iwl_fw_ini_trigger *trig = 2742bfd8e3daSShahar S Matityahu fwrt->dump.active_trigs[id].trig; 2743bfd8e3daSShahar S Matityahu u32 occur = le32_to_cpu(trig->occurrences); 2744bfd8e3daSShahar S Matityahu u32 collect_interval = le32_to_cpu(trig->trigger_data); 2745bfd8e3daSShahar S Matityahu 2746bfd8e3daSShahar S Matityahu if (!occur) 2747bfd8e3daSShahar S Matityahu return; 2748bfd8e3daSShahar S Matityahu 2749bfd8e3daSShahar S Matityahu mod_timer(&fwrt->dump.periodic_trig, 2750bfd8e3daSShahar S Matityahu jiffies + msecs_to_jiffies(collect_interval)); 2751bfd8e3daSShahar S Matityahu } 2752bfd8e3daSShahar S Matityahu } 2753cc5470dfSShahar S Matityahu 2754cc5470dfSShahar S Matityahu #define FSEQ_REG(x) { .addr = (x), .str = #x, } 2755cc5470dfSShahar S Matityahu 2756cc5470dfSShahar S Matityahu void iwl_fw_error_print_fseq_regs(struct iwl_fw_runtime *fwrt) 2757cc5470dfSShahar S Matityahu { 2758cc5470dfSShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 2759cc5470dfSShahar S Matityahu unsigned long flags; 2760cc5470dfSShahar S Matityahu int i; 2761cc5470dfSShahar S Matityahu struct { 2762cc5470dfSShahar S Matityahu u32 addr; 2763cc5470dfSShahar S Matityahu const char *str; 2764cc5470dfSShahar S Matityahu } fseq_regs[] = { 2765cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ERROR_CODE), 2766cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_INIT_VERSION), 2767cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVIO_INIT_VERSION), 2768cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_OTP_VERSION), 2769cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_CONTENT_VERSION), 2770cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ALIVE_TOKEN), 2771cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVI_ID), 2772cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVR_ID), 2773cc5470dfSShahar S Matityahu FSEQ_REG(CNVI_AUX_MISC_CHIP), 2774cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_AUX_MISC_CHIP), 2775cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM), 2776cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR), 2777cc5470dfSShahar S Matityahu }; 2778cc5470dfSShahar S Matityahu 2779cc5470dfSShahar S Matityahu if (!iwl_trans_grab_nic_access(trans, &flags)) 2780cc5470dfSShahar S Matityahu return; 2781cc5470dfSShahar S Matityahu 2782cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "Fseq Registers:\n"); 2783cc5470dfSShahar S Matityahu 2784cc5470dfSShahar S Matityahu for (i = 0; i < ARRAY_SIZE(fseq_regs); i++) 2785cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "0x%08X | %s\n", 2786cc5470dfSShahar S Matityahu iwl_read_prph_no_grab(trans, fseq_regs[i].addr), 2787cc5470dfSShahar S Matityahu fseq_regs[i].str); 2788cc5470dfSShahar S Matityahu 2789cc5470dfSShahar S Matityahu iwl_trans_release_nic_access(trans, &flags); 2790cc5470dfSShahar S Matityahu } 2791cc5470dfSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_error_print_fseq_regs); 2792