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 106297319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(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 108397319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(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 109897319355SShahar S Matityahu range->internal_base_addr = cpu_to_le32(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 111497319355SShahar S Matityahu range->page_num = cpu_to_le32(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 113497319355SShahar S Matityahu range->page_num = cpu_to_le32(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 115797319355SShahar S Matityahu range->dram_base_addr = cpu_to_le64(start_addr); 115891c28b83SShahar S Matityahu range->range_data_size = cpu_to_le32(fwrt->trans->dbg.fw_mon[idx].size); 1159106b791aSShahar S Matityahu 116091c28b83SShahar S Matityahu memcpy(range->data, fwrt->trans->dbg.fw_mon[idx].block, 116191c28b83SShahar S Matityahu fwrt->trans->dbg.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 { 123197319355SShahar S Matityahu struct iwl_fw_ini_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 124997319355SShahar S Matityahu range->fifo_hdr.fifo_num = cpu_to_le32(iter->fifo); 125097319355SShahar S Matityahu range->fifo_hdr.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 { 133997319355SShahar S Matityahu struct iwl_fw_ini_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 135697319355SShahar S Matityahu range->fifo_hdr.fifo_num = cpu_to_le32(rxf_data.fifo_num); 135797319355SShahar S Matityahu range->fifo_hdr.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 141197319355SShahar S Matityahu dump->header.version = cpu_to_le32(IWL_INI_DUMP_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 143697319355SShahar S Matityahu data->header.version = cpu_to_le32(IWL_INI_DUMP_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 14938d534e96SShahar S Matityahu static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt, 14948d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 14958d534e96SShahar S Matityahu { 14968d534e96SShahar S Matityahu return le32_to_cpu(reg->internal.num_of_ranges); 14978d534e96SShahar S Matityahu } 14988d534e96SShahar S Matityahu 1499505a00c0SShahar S Matityahu static u32 iwl_dump_ini_paging_gen2_ranges(struct iwl_fw_runtime *fwrt, 1500505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 1501505a00c0SShahar S Matityahu { 1502505a00c0SShahar S Matityahu return fwrt->trans->init_dram.paging_cnt; 1503505a00c0SShahar S Matityahu } 1504505a00c0SShahar S Matityahu 1505505a00c0SShahar S Matityahu static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt, 1506505a00c0SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 1507505a00c0SShahar S Matityahu { 1508505a00c0SShahar S Matityahu return fwrt->num_of_paging_blk; 1509505a00c0SShahar S Matityahu } 1510505a00c0SShahar S Matityahu 1511106b791aSShahar S Matityahu static u32 iwl_dump_ini_mon_dram_ranges(struct iwl_fw_runtime *fwrt, 1512106b791aSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 1513106b791aSShahar S Matityahu { 1514106b791aSShahar S Matityahu return 1; 1515106b791aSShahar S Matityahu } 1516106b791aSShahar S Matityahu 15171b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_ranges(struct iwl_fw_runtime *fwrt, 15181b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 15191b64d58bSShahar S Matityahu { 15201b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data iter = { .init = true }; 15211b64d58bSShahar S Matityahu void *fifo_iter = fwrt->dump.fifo_iter; 15221b64d58bSShahar S Matityahu u32 num_of_fifos = 0; 15231b64d58bSShahar S Matityahu 15241b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = &iter; 15251b64d58bSShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg)) 15261b64d58bSShahar S Matityahu num_of_fifos++; 15271b64d58bSShahar S Matityahu 15281b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = fifo_iter; 15291b64d58bSShahar S Matityahu 15301b64d58bSShahar S Matityahu return num_of_fifos; 15311b64d58bSShahar S Matityahu } 15321b64d58bSShahar S Matityahu 15338d7dea25SShahar S Matityahu static u32 iwl_dump_ini_rxf_ranges(struct iwl_fw_runtime *fwrt, 15348d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 15358d7dea25SShahar S Matityahu { 15368d7dea25SShahar S Matityahu /* Each Rx fifo needs a different offset and therefore, it's 15378d7dea25SShahar S Matityahu * region can contain only one fifo, i.e. 1 memory range. 15388d7dea25SShahar S Matityahu */ 15398d7dea25SShahar S Matityahu return 1; 15408d7dea25SShahar S Matityahu } 15418d7dea25SShahar S Matityahu 154201e591c9SShahar S Matityahu static u32 iwl_dump_ini_mem_get_size(struct iwl_fw_runtime *fwrt, 154301e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 154401e591c9SShahar S Matityahu { 154501e591c9SShahar S Matityahu return sizeof(struct iwl_fw_ini_error_dump) + 154601e591c9SShahar S Matityahu iwl_dump_ini_mem_ranges(fwrt, reg) * 154701e591c9SShahar S Matityahu (sizeof(struct iwl_fw_ini_error_dump_range) + 154801e591c9SShahar S Matityahu le32_to_cpu(reg->internal.range_data_size)); 154901e591c9SShahar S Matityahu } 155001e591c9SShahar S Matityahu 155101e591c9SShahar S Matityahu static u32 iwl_dump_ini_paging_gen2_get_size(struct iwl_fw_runtime *fwrt, 155201e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 155301e591c9SShahar S Matityahu { 155401e591c9SShahar S Matityahu int i; 155501e591c9SShahar S Matityahu u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range); 155601e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump); 155701e591c9SShahar S Matityahu 155801e591c9SShahar S Matityahu for (i = 0; i < iwl_dump_ini_paging_gen2_ranges(fwrt, reg); i++) 155901e591c9SShahar S Matityahu size += range_header_len + 156001e591c9SShahar S Matityahu fwrt->trans->init_dram.paging[i].size; 156101e591c9SShahar S Matityahu 156201e591c9SShahar S Matityahu return size; 156301e591c9SShahar S Matityahu } 156401e591c9SShahar S Matityahu 156501e591c9SShahar S Matityahu static u32 iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt, 156601e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 156701e591c9SShahar S Matityahu { 156801e591c9SShahar S Matityahu int i; 156901e591c9SShahar S Matityahu u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range); 157001e591c9SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump); 157101e591c9SShahar S Matityahu 157201e591c9SShahar S Matityahu for (i = 1; i <= iwl_dump_ini_paging_ranges(fwrt, reg); i++) 157301e591c9SShahar S Matityahu size += range_header_len + fwrt->fw_paging_db[i].fw_paging_size; 157401e591c9SShahar S Matityahu 157501e591c9SShahar S Matityahu return size; 157601e591c9SShahar S Matityahu } 157701e591c9SShahar S Matityahu 157801e591c9SShahar S Matityahu static u32 iwl_dump_ini_mon_dram_get_size(struct iwl_fw_runtime *fwrt, 157901e591c9SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 158001e591c9SShahar S Matityahu { 15814c704534SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_monitor_dump) + 1582d63916aeSShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range); 158301e591c9SShahar S Matityahu 158491c28b83SShahar S Matityahu if (fwrt->trans->dbg.num_blocks) 158591c28b83SShahar S Matityahu size += fwrt->trans->dbg.fw_mon[0].size; 158601e591c9SShahar S Matityahu 158701e591c9SShahar S Matityahu return size; 158801e591c9SShahar S Matityahu } 158901e591c9SShahar S Matityahu 15904c704534SShahar S Matityahu static u32 iwl_dump_ini_mon_smem_get_size(struct iwl_fw_runtime *fwrt, 15914c704534SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 15924c704534SShahar S Matityahu { 15934c704534SShahar S Matityahu return sizeof(struct iwl_fw_ini_monitor_dump) + 15944c704534SShahar S Matityahu iwl_dump_ini_mem_ranges(fwrt, reg) * 15954c704534SShahar S Matityahu (sizeof(struct iwl_fw_ini_error_dump_range) + 15964c704534SShahar S Matityahu le32_to_cpu(reg->internal.range_data_size)); 15974c704534SShahar S Matityahu } 15984c704534SShahar S Matityahu 15991b64d58bSShahar S Matityahu static u32 iwl_dump_ini_txf_get_size(struct iwl_fw_runtime *fwrt, 16001b64d58bSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 16011b64d58bSShahar S Matityahu { 16021b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data iter = { .init = true }; 16031b64d58bSShahar S Matityahu void *fifo_iter = fwrt->dump.fifo_iter; 16041b64d58bSShahar S Matityahu u32 size = 0; 160597319355SShahar S Matityahu u32 fifo_hdr = sizeof(struct iwl_fw_ini_error_dump_range) + 160697319355SShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * 160797319355SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_register); 16081b64d58bSShahar S Matityahu 16091b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = &iter; 16101b64d58bSShahar S Matityahu while (iwl_ini_txf_iter(fwrt, reg)) { 16111b64d58bSShahar S Matityahu size += fifo_hdr; 16121b64d58bSShahar S Matityahu if (!reg->fifos.header_only) 16131b64d58bSShahar S Matityahu size += iter.fifo_size; 16141b64d58bSShahar S Matityahu } 16151b64d58bSShahar S Matityahu 16161b64d58bSShahar S Matityahu if (size) 161797319355SShahar S Matityahu size += sizeof(struct iwl_fw_ini_error_dump); 16181b64d58bSShahar S Matityahu 16191b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = fifo_iter; 16201b64d58bSShahar S Matityahu 16211b64d58bSShahar S Matityahu return size; 16221b64d58bSShahar S Matityahu } 16231b64d58bSShahar S Matityahu 16248d7dea25SShahar S Matityahu static u32 iwl_dump_ini_rxf_get_size(struct iwl_fw_runtime *fwrt, 16258d7dea25SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg) 16268d7dea25SShahar S Matityahu { 16278d7dea25SShahar S Matityahu struct iwl_ini_rxf_data rx_data; 162897319355SShahar S Matityahu u32 size = sizeof(struct iwl_fw_ini_error_dump) + 162997319355SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_range) + 163097319355SShahar S Matityahu le32_to_cpu(reg->fifos.num_of_registers) * 163197319355SShahar S Matityahu sizeof(struct iwl_fw_ini_error_dump_register); 16328d7dea25SShahar S Matityahu 16338d7dea25SShahar S Matityahu if (reg->fifos.header_only) 16348d7dea25SShahar S Matityahu return size; 16358d7dea25SShahar S Matityahu 16368d7dea25SShahar S Matityahu iwl_ini_get_rxf_data(fwrt, reg, &rx_data); 16378d7dea25SShahar S Matityahu size += rx_data.size; 16388d7dea25SShahar S Matityahu 16398d7dea25SShahar S Matityahu return size; 16408d7dea25SShahar S Matityahu } 16418d7dea25SShahar S Matityahu 16428d534e96SShahar S Matityahu /** 16438d534e96SShahar S Matityahu * struct iwl_dump_ini_mem_ops - ini memory dump operations 16448d534e96SShahar S Matityahu * @get_num_of_ranges: returns the number of memory ranges in the region. 164501e591c9SShahar S Matityahu * @get_size: returns the total size of the region. 16462dbf3aeaSShahar S Matityahu * @fill_mem_hdr: fills region type specific headers and returns pointer to 16472dbf3aeaSShahar S Matityahu * the first range or NULL if failed to fill headers. 16488d534e96SShahar S Matityahu * @fill_range: copies a given memory range into the dump. 16491b64d58bSShahar S Matityahu * Returns the size of the range or negative error value otherwise. 16508d534e96SShahar S Matityahu */ 16518d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops { 16528d534e96SShahar S Matityahu u32 (*get_num_of_ranges)(struct iwl_fw_runtime *fwrt, 16538d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg); 16548d534e96SShahar S Matityahu u32 (*get_size)(struct iwl_fw_runtime *fwrt, 16558d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg); 16562dbf3aeaSShahar S Matityahu void *(*fill_mem_hdr)(struct iwl_fw_runtime *fwrt, 16572dbf3aeaSShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, void *data); 16588d534e96SShahar S Matityahu int (*fill_range)(struct iwl_fw_runtime *fwrt, 16591a6c8bb7SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, void *range, 16601a6c8bb7SShahar S Matityahu int idx); 16618d534e96SShahar S Matityahu }; 16628d534e96SShahar S Matityahu 16638d534e96SShahar S Matityahu /** 16648d534e96SShahar S Matityahu * iwl_dump_ini_mem - copy a memory region into the dump 16658d534e96SShahar S Matityahu * @fwrt: fw runtime struct. 16668d534e96SShahar S Matityahu * @data: dump memory data. 16678d534e96SShahar S Matityahu * @reg: region to copy to the dump. 166833a40386SShahar S Matityahu * @ops: memory dump operations. 16698d534e96SShahar S Matityahu */ 16708d534e96SShahar S Matityahu static void 16718d534e96SShahar S Matityahu iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, 16728d534e96SShahar S Matityahu struct iwl_fw_error_dump_data **data, 16738d534e96SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg, 16748d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops *ops) 16758d534e96SShahar S Matityahu { 16768d534e96SShahar S Matityahu struct iwl_fw_ini_error_dump_header *header = (void *)(*data)->data; 1677e8704b81SShahar S Matityahu u32 num_of_ranges, i, type = le32_to_cpu(reg->region_type), size; 16781a6c8bb7SShahar S Matityahu void *range; 16798d534e96SShahar S Matityahu 16808d534e96SShahar S Matityahu if (WARN_ON(!ops || !ops->get_num_of_ranges || !ops->get_size || 16818d534e96SShahar S Matityahu !ops->fill_mem_hdr || !ops->fill_range)) 16828d534e96SShahar S Matityahu return; 16838d534e96SShahar S Matityahu 1684e8704b81SShahar S Matityahu size = ops->get_size(fwrt, reg); 1685e8704b81SShahar S Matityahu if (!size) 1686e8704b81SShahar S Matityahu return; 1687e8704b81SShahar S Matityahu 168853032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, "WRT: collecting region: id=%d, type=%d\n", 168953032e6eSShahar S Matityahu le32_to_cpu(reg->region_id), type); 169053032e6eSShahar S Matityahu 16918d534e96SShahar S Matityahu num_of_ranges = ops->get_num_of_ranges(fwrt, reg); 16928d534e96SShahar S Matityahu 1693dc14b800SShahar S Matityahu (*data)->type = cpu_to_le32(type); 1694e8704b81SShahar S Matityahu (*data)->len = cpu_to_le32(size); 16958d534e96SShahar S Matityahu 16961cdb4d8fSShahar S Matityahu header->region_id = reg->region_id; 16978d534e96SShahar S Matityahu header->num_of_ranges = cpu_to_le32(num_of_ranges); 16988d534e96SShahar S Matityahu header->name_len = cpu_to_le32(min_t(int, IWL_FW_INI_MAX_NAME, 16998d534e96SShahar S Matityahu le32_to_cpu(reg->name_len))); 17008d534e96SShahar S Matityahu memcpy(header->name, reg->name, le32_to_cpu(header->name_len)); 17018d534e96SShahar S Matityahu 17022dbf3aeaSShahar S Matityahu range = ops->fill_mem_hdr(fwrt, reg, header); 170305841faaSShahar S Matityahu if (!range) { 170453032e6eSShahar S Matityahu IWL_ERR(fwrt, 170553032e6eSShahar S Matityahu "WRT: failed to fill region header: id=%d, type=%d\n", 170605841faaSShahar S Matityahu le32_to_cpu(reg->region_id), type); 1707e8704b81SShahar S Matityahu memset(*data, 0, size); 17088d534e96SShahar S Matityahu return; 170905841faaSShahar S Matityahu } 17108d534e96SShahar S Matityahu 17118d534e96SShahar S Matityahu for (i = 0; i < num_of_ranges; i++) { 17121a6c8bb7SShahar S Matityahu int range_size = ops->fill_range(fwrt, reg, range, i); 17138d534e96SShahar S Matityahu 17141a6c8bb7SShahar S Matityahu if (range_size < 0) { 171553032e6eSShahar S Matityahu IWL_ERR(fwrt, 171653032e6eSShahar S Matityahu "WRT: failed to dump region: id=%d, type=%d\n", 171705841faaSShahar S Matityahu le32_to_cpu(reg->region_id), type); 1718e8704b81SShahar S Matityahu memset(*data, 0, size); 17198d534e96SShahar S Matityahu return; 17208d534e96SShahar S Matityahu } 17211a6c8bb7SShahar S Matityahu range = range + range_size; 17228d534e96SShahar S Matityahu } 17238d534e96SShahar S Matityahu *data = iwl_fw_error_next_data(*data); 17248d534e96SShahar S Matityahu } 17258d534e96SShahar S Matityahu 17260a3a3e9eSShahar S Matityahu static void iwl_dump_ini_info(struct iwl_fw_runtime *fwrt, 17270a3a3e9eSShahar S Matityahu struct iwl_fw_ini_trigger *trigger, 17280a3a3e9eSShahar S Matityahu struct iwl_fw_error_dump_data **data) 17290a3a3e9eSShahar S Matityahu { 17300a3a3e9eSShahar S Matityahu struct iwl_fw_ini_dump_info *dump = (void *)(*data)->data; 17310a3a3e9eSShahar S Matityahu u32 reg_ids_size = le32_to_cpu(trigger->num_regions) * sizeof(__le32); 17320a3a3e9eSShahar S Matityahu 17330a3a3e9eSShahar S Matityahu (*data)->type = cpu_to_le32(IWL_INI_DUMP_INFO_TYPE); 17340a3a3e9eSShahar S Matityahu (*data)->len = cpu_to_le32(sizeof(*dump) + reg_ids_size); 17350a3a3e9eSShahar S Matityahu 17360a3a3e9eSShahar S Matityahu dump->version = cpu_to_le32(IWL_INI_DUMP_VER); 17370a3a3e9eSShahar S Matityahu dump->trigger_id = trigger->trigger_id; 173891c28b83SShahar S Matityahu dump->is_external_cfg = 173991c28b83SShahar S Matityahu cpu_to_le32(fwrt->trans->dbg.external_ini_loaded); 17400a3a3e9eSShahar S Matityahu 17410a3a3e9eSShahar S Matityahu dump->ver_type = cpu_to_le32(fwrt->dump.fw_ver.type); 17420a3a3e9eSShahar S Matityahu dump->ver_subtype = cpu_to_le32(fwrt->dump.fw_ver.subtype); 17430a3a3e9eSShahar S Matityahu 17440a3a3e9eSShahar S Matityahu dump->hw_step = cpu_to_le32(CSR_HW_REV_STEP(fwrt->trans->hw_rev)); 17450a3a3e9eSShahar S Matityahu dump->hw_type = cpu_to_le32(CSR_HW_REV_TYPE(fwrt->trans->hw_rev)); 17460a3a3e9eSShahar S Matityahu 17470a3a3e9eSShahar S Matityahu dump->rf_id_flavor = 17480a3a3e9eSShahar S Matityahu cpu_to_le32(CSR_HW_RFID_FLAVOR(fwrt->trans->hw_rf_id)); 17490a3a3e9eSShahar S Matityahu dump->rf_id_dash = cpu_to_le32(CSR_HW_RFID_DASH(fwrt->trans->hw_rf_id)); 17500a3a3e9eSShahar S Matityahu dump->rf_id_step = cpu_to_le32(CSR_HW_RFID_STEP(fwrt->trans->hw_rf_id)); 17510a3a3e9eSShahar S Matityahu dump->rf_id_type = cpu_to_le32(CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id)); 17520a3a3e9eSShahar S Matityahu 17530a3a3e9eSShahar S Matityahu dump->lmac_major = cpu_to_le32(fwrt->dump.fw_ver.lmac_major); 17540a3a3e9eSShahar S Matityahu dump->lmac_minor = cpu_to_le32(fwrt->dump.fw_ver.lmac_minor); 17550a3a3e9eSShahar S Matityahu dump->umac_major = cpu_to_le32(fwrt->dump.fw_ver.umac_major); 17560a3a3e9eSShahar S Matityahu dump->umac_minor = cpu_to_le32(fwrt->dump.fw_ver.umac_minor); 17570a3a3e9eSShahar S Matityahu 17580a3a3e9eSShahar S Matityahu dump->build_tag_len = cpu_to_le32(sizeof(dump->build_tag)); 17590a3a3e9eSShahar S Matityahu memcpy(dump->build_tag, fwrt->fw->human_readable, 17600a3a3e9eSShahar S Matityahu sizeof(dump->build_tag)); 17610a3a3e9eSShahar S Matityahu 17620a3a3e9eSShahar S Matityahu dump->img_name_len = cpu_to_le32(sizeof(dump->img_name)); 17630a3a3e9eSShahar S Matityahu memcpy(dump->img_name, fwrt->dump.img_name, sizeof(dump->img_name)); 17640a3a3e9eSShahar S Matityahu 17650a3a3e9eSShahar S Matityahu dump->internal_dbg_cfg_name_len = 17660a3a3e9eSShahar S Matityahu cpu_to_le32(sizeof(dump->internal_dbg_cfg_name)); 17670a3a3e9eSShahar S Matityahu memcpy(dump->internal_dbg_cfg_name, fwrt->dump.internal_dbg_cfg_name, 17680a3a3e9eSShahar S Matityahu sizeof(dump->internal_dbg_cfg_name)); 17690a3a3e9eSShahar S Matityahu 17700a3a3e9eSShahar S Matityahu dump->external_dbg_cfg_name_len = 17710a3a3e9eSShahar S Matityahu cpu_to_le32(sizeof(dump->external_dbg_cfg_name)); 17720a3a3e9eSShahar S Matityahu 17730a3a3e9eSShahar S Matityahu /* dump info size is allocated in iwl_fw_ini_get_trigger_len. 17740a3a3e9eSShahar S Matityahu * The driver allocates (sizeof(*dump) + reg_ids_size) so it is safe to 17750a3a3e9eSShahar S Matityahu * use reg_ids_size 17760a3a3e9eSShahar S Matityahu */ 17770a3a3e9eSShahar S Matityahu memcpy(dump->external_dbg_cfg_name, fwrt->dump.external_dbg_cfg_name, 17780a3a3e9eSShahar S Matityahu sizeof(dump->external_dbg_cfg_name)); 17790a3a3e9eSShahar S Matityahu 17800a3a3e9eSShahar S Matityahu dump->regions_num = trigger->num_regions; 17810a3a3e9eSShahar S Matityahu memcpy(dump->region_ids, trigger->data, reg_ids_size); 17820a3a3e9eSShahar S Matityahu 17830a3a3e9eSShahar S Matityahu *data = iwl_fw_error_next_data(*data); 17840a3a3e9eSShahar S Matityahu } 17850a3a3e9eSShahar S Matityahu 17867a14c23dSSara Sharon static int iwl_fw_ini_get_trigger_len(struct iwl_fw_runtime *fwrt, 17877a14c23dSSara Sharon struct iwl_fw_ini_trigger *trigger) 17887a14c23dSSara Sharon { 1789e8704b81SShahar S Matityahu int i, ret_size = 0, hdr_len = sizeof(struct iwl_fw_error_dump_data); 1790e8704b81SShahar S Matityahu u32 size; 17917a14c23dSSara Sharon 17927a14c23dSSara Sharon if (!trigger || !trigger->num_regions) 17937a14c23dSSara Sharon return 0; 17947a14c23dSSara Sharon 17958d534e96SShahar S Matityahu for (i = 0; i < le32_to_cpu(trigger->num_regions); i++) { 17967a14c23dSSara Sharon u32 reg_id = le32_to_cpu(trigger->data[i]); 17977a14c23dSSara Sharon struct iwl_fw_ini_region_cfg *reg; 17987a14c23dSSara Sharon 17997a14c23dSSara Sharon if (WARN_ON(reg_id >= ARRAY_SIZE(fwrt->dump.active_regs))) 18007a14c23dSSara Sharon continue; 18017a14c23dSSara Sharon 18020ec7bfb2SShahar S Matityahu reg = fwrt->dump.active_regs[reg_id]; 180353032e6eSShahar S Matityahu if (!reg) { 180453032e6eSShahar S Matityahu IWL_WARN(fwrt, 180553032e6eSShahar S Matityahu "WRT: unassigned region id %d, skipping\n", 180653032e6eSShahar S Matityahu reg_id); 18077a14c23dSSara Sharon continue; 180853032e6eSShahar S Matityahu } 18097a14c23dSSara Sharon 18100aade8f4SShahar S Matityahu /* currently the driver supports always on domain only */ 18110aade8f4SShahar S Matityahu if (le32_to_cpu(reg->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON) 18120aade8f4SShahar S Matityahu continue; 18130aade8f4SShahar S Matityahu 181433a40386SShahar S Matityahu switch (le32_to_cpu(reg->region_type)) { 18157a14c23dSSara Sharon case IWL_FW_INI_REGION_DEVICE_MEMORY: 18167a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_MAC: 18177a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_PHY: 18187a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_AUX: 1819f4f907aaSShahar S Matityahu case IWL_FW_INI_REGION_CSR: 1820954454d6SShahar S Matityahu case IWL_FW_INI_REGION_LMAC_ERROR_TABLE: 1821954454d6SShahar S Matityahu case IWL_FW_INI_REGION_UMAC_ERROR_TABLE: 1822e8704b81SShahar S Matityahu size = iwl_dump_ini_mem_get_size(fwrt, reg); 1823e8704b81SShahar S Matityahu if (size) 1824e8704b81SShahar S Matityahu ret_size += hdr_len + size; 18257a14c23dSSara Sharon break; 18267a14c23dSSara Sharon case IWL_FW_INI_REGION_TXF: 1827e8704b81SShahar S Matityahu size = iwl_dump_ini_txf_get_size(fwrt, reg); 1828e8704b81SShahar S Matityahu if (size) 1829e8704b81SShahar S Matityahu ret_size += hdr_len + size; 18307a14c23dSSara Sharon break; 18317a14c23dSSara Sharon case IWL_FW_INI_REGION_RXF: 1832e8704b81SShahar S Matityahu size = iwl_dump_ini_rxf_get_size(fwrt, reg); 1833e8704b81SShahar S Matityahu if (size) 1834e8704b81SShahar S Matityahu ret_size += hdr_len + size; 18357a14c23dSSara Sharon break; 183684294b5bSShahar S Matityahu case IWL_FW_INI_REGION_PAGING: 1837e8704b81SShahar S Matityahu if (iwl_fw_dbg_is_paging_enabled(fwrt)) 1838e8704b81SShahar S Matityahu size = iwl_dump_ini_paging_get_size(fwrt, reg); 1839e8704b81SShahar S Matityahu else 1840e8704b81SShahar S Matityahu size = iwl_dump_ini_paging_gen2_get_size(fwrt, 1841505a00c0SShahar S Matityahu reg); 1842e8704b81SShahar S Matityahu if (size) 1843e8704b81SShahar S Matityahu ret_size += hdr_len + size; 18447a14c23dSSara Sharon break; 18457a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_BUFFER: 184691c28b83SShahar S Matityahu if (!fwrt->trans->dbg.num_blocks) 1847106b791aSShahar S Matityahu break; 1848e8704b81SShahar S Matityahu size = iwl_dump_ini_mon_dram_get_size(fwrt, reg); 1849e8704b81SShahar S Matityahu if (size) 1850e8704b81SShahar S Matityahu ret_size += hdr_len + size; 1851106b791aSShahar S Matityahu break; 18524c704534SShahar S Matityahu case IWL_FW_INI_REGION_INTERNAL_BUFFER: 1853e8704b81SShahar S Matityahu size = iwl_dump_ini_mon_smem_get_size(fwrt, reg); 1854e8704b81SShahar S Matityahu if (size) 1855e8704b81SShahar S Matityahu ret_size += hdr_len + size; 18564c704534SShahar S Matityahu break; 18577a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_IMR: 18587a14c23dSSara Sharon /* Undefined yet */ 18597a14c23dSSara Sharon default: 18607a14c23dSSara Sharon break; 18617a14c23dSSara Sharon } 18627a14c23dSSara Sharon } 18630a3a3e9eSShahar S Matityahu 18640a3a3e9eSShahar S Matityahu /* add dump info size */ 18650a3a3e9eSShahar S Matityahu if (ret_size) 18660a3a3e9eSShahar S Matityahu ret_size += hdr_len + sizeof(struct iwl_fw_ini_dump_info) + 18670a3a3e9eSShahar S Matityahu (le32_to_cpu(trigger->num_regions) * sizeof(__le32)); 18680a3a3e9eSShahar S Matityahu 1869e8704b81SShahar S Matityahu return ret_size; 18707a14c23dSSara Sharon } 18717a14c23dSSara Sharon 18727a14c23dSSara Sharon static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt, 18737a14c23dSSara Sharon struct iwl_fw_ini_trigger *trigger, 1874106b791aSShahar S Matityahu struct iwl_fw_error_dump_data **data) 18757a14c23dSSara Sharon { 18767a14c23dSSara Sharon int i, num = le32_to_cpu(trigger->num_regions); 18777a14c23dSSara Sharon 18780a3a3e9eSShahar S Matityahu iwl_dump_ini_info(fwrt, trigger, data); 18790a3a3e9eSShahar S Matityahu 18807a14c23dSSara Sharon for (i = 0; i < num; i++) { 18817a14c23dSSara Sharon u32 reg_id = le32_to_cpu(trigger->data[i]); 18827a14c23dSSara Sharon struct iwl_fw_ini_region_cfg *reg; 18838d534e96SShahar S Matityahu struct iwl_dump_ini_mem_ops ops; 18847a14c23dSSara Sharon 18857a14c23dSSara Sharon if (reg_id >= ARRAY_SIZE(fwrt->dump.active_regs)) 18867a14c23dSSara Sharon continue; 18877a14c23dSSara Sharon 18880ec7bfb2SShahar S Matityahu reg = fwrt->dump.active_regs[reg_id]; 18897a14c23dSSara Sharon /* Don't warn, get_trigger_len already warned */ 18907a14c23dSSara Sharon if (!reg) 18917a14c23dSSara Sharon continue; 18927a14c23dSSara Sharon 1893bfa34c33SShahar S Matityahu /* currently the driver supports always on domain only */ 1894bfa34c33SShahar S Matityahu if (le32_to_cpu(reg->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON) 1895bfa34c33SShahar S Matityahu continue; 1896bfa34c33SShahar S Matityahu 189733a40386SShahar S Matityahu switch (le32_to_cpu(reg->region_type)) { 18986e9f8f99SShahar S Matityahu case IWL_FW_INI_REGION_DEVICE_MEMORY: 1899954454d6SShahar S Matityahu case IWL_FW_INI_REGION_LMAC_ERROR_TABLE: 1900954454d6SShahar S Matityahu case IWL_FW_INI_REGION_UMAC_ERROR_TABLE: 19016e9f8f99SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 19026e9f8f99SShahar S Matityahu ops.get_size = iwl_dump_ini_mem_get_size; 19036e9f8f99SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 19046e9f8f99SShahar S Matityahu ops.fill_range = iwl_dump_ini_dev_mem_iter; 190533a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 19067a14c23dSSara Sharon break; 19077a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_MAC: 19087a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_PHY: 19097a14c23dSSara Sharon case IWL_FW_INI_REGION_PERIPHERY_AUX: 19108d534e96SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 19118d534e96SShahar S Matityahu ops.get_size = iwl_dump_ini_mem_get_size; 19128d534e96SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 19138d534e96SShahar S Matityahu ops.fill_range = iwl_dump_ini_prph_iter; 191433a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 19157a14c23dSSara Sharon break; 19167a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_BUFFER: 1917106b791aSShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mon_dram_ranges; 1918106b791aSShahar S Matityahu ops.get_size = iwl_dump_ini_mon_dram_get_size; 1919106b791aSShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mon_dram_fill_header; 1920106b791aSShahar S Matityahu ops.fill_range = iwl_dump_ini_mon_dram_iter; 192133a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 19227a14c23dSSara Sharon break; 19234c704534SShahar S Matityahu case IWL_FW_INI_REGION_INTERNAL_BUFFER: 19244c704534SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 19254c704534SShahar S Matityahu ops.get_size = iwl_dump_ini_mon_smem_get_size; 19264c704534SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mon_smem_fill_header; 19274c704534SShahar S Matityahu ops.fill_range = iwl_dump_ini_dev_mem_iter; 192833a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 19294c704534SShahar S Matityahu break; 193084294b5bSShahar S Matityahu case IWL_FW_INI_REGION_PAGING: 1931505a00c0SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 1932505a00c0SShahar S Matityahu if (iwl_fw_dbg_is_paging_enabled(fwrt)) { 1933505a00c0SShahar S Matityahu ops.get_num_of_ranges = 1934505a00c0SShahar S Matityahu iwl_dump_ini_paging_ranges; 1935505a00c0SShahar S Matityahu ops.get_size = iwl_dump_ini_paging_get_size; 1936505a00c0SShahar S Matityahu ops.fill_range = iwl_dump_ini_paging_iter; 1937505a00c0SShahar S Matityahu } else { 1938505a00c0SShahar S Matityahu ops.get_num_of_ranges = 1939505a00c0SShahar S Matityahu iwl_dump_ini_paging_gen2_ranges; 1940505a00c0SShahar S Matityahu ops.get_size = 1941505a00c0SShahar S Matityahu iwl_dump_ini_paging_gen2_get_size; 1942505a00c0SShahar S Matityahu ops.fill_range = iwl_dump_ini_paging_gen2_iter; 1943505a00c0SShahar S Matityahu } 1944505a00c0SShahar S Matityahu 194533a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 19467a14c23dSSara Sharon break; 19471b64d58bSShahar S Matityahu case IWL_FW_INI_REGION_TXF: { 19481b64d58bSShahar S Matityahu struct iwl_ini_txf_iter_data iter = { .init = true }; 19491b64d58bSShahar S Matityahu void *fifo_iter = fwrt->dump.fifo_iter; 19501b64d58bSShahar S Matityahu 19511b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = &iter; 19521b64d58bSShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_txf_ranges; 19531b64d58bSShahar S Matityahu ops.get_size = iwl_dump_ini_txf_get_size; 195497319355SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 19551b64d58bSShahar S Matityahu ops.fill_range = iwl_dump_ini_txf_iter; 195633a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 19571b64d58bSShahar S Matityahu fwrt->dump.fifo_iter = fifo_iter; 19587a14c23dSSara Sharon break; 19591b64d58bSShahar S Matityahu } 19607a14c23dSSara Sharon case IWL_FW_INI_REGION_RXF: 19618d7dea25SShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_rxf_ranges; 19628d7dea25SShahar S Matityahu ops.get_size = iwl_dump_ini_rxf_get_size; 196397319355SShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 19648d7dea25SShahar S Matityahu ops.fill_range = iwl_dump_ini_rxf_iter; 196533a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 19667a14c23dSSara Sharon break; 19677a14c23dSSara Sharon case IWL_FW_INI_REGION_CSR: 1968f4f907aaSShahar S Matityahu ops.get_num_of_ranges = iwl_dump_ini_mem_ranges; 1969f4f907aaSShahar S Matityahu ops.get_size = iwl_dump_ini_mem_get_size; 1970f4f907aaSShahar S Matityahu ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header; 1971f4f907aaSShahar S Matityahu ops.fill_range = iwl_dump_ini_csr_iter; 197233a40386SShahar S Matityahu iwl_dump_ini_mem(fwrt, data, reg, &ops); 19737a14c23dSSara Sharon break; 19747a14c23dSSara Sharon case IWL_FW_INI_REGION_DRAM_IMR: 19757a14c23dSSara Sharon /* This is undefined yet */ 19767a14c23dSSara Sharon default: 19777a14c23dSSara Sharon break; 19787a14c23dSSara Sharon } 19797a14c23dSSara Sharon } 19807a14c23dSSara Sharon } 19817a14c23dSSara Sharon 19827a14c23dSSara Sharon static struct iwl_fw_error_dump_file * 1983c7ab138eSShahar S Matityahu iwl_fw_error_ini_dump_file(struct iwl_fw_runtime *fwrt, 1984c7ab138eSShahar S Matityahu enum iwl_fw_ini_trigger_id trig_id) 19857a14c23dSSara Sharon { 19864b49e34eSShahar S Matityahu int size; 19877a14c23dSSara Sharon struct iwl_fw_error_dump_data *dump_data; 19887a14c23dSSara Sharon struct iwl_fw_error_dump_file *dump_file; 1989b61a6610SShahar S Matityahu struct iwl_fw_ini_trigger *trigger; 19907a14c23dSSara Sharon 1991c7ab138eSShahar S Matityahu if (!iwl_fw_ini_trigger_on(fwrt, trig_id)) 19927a14c23dSSara Sharon return NULL; 19937a14c23dSSara Sharon 1994c7ab138eSShahar S Matityahu trigger = fwrt->dump.active_trigs[trig_id].trig; 19957a14c23dSSara Sharon 1996b05d57c9SShahar S Matityahu size = iwl_fw_ini_get_trigger_len(fwrt, trigger); 19977a14c23dSSara Sharon if (!size) 19987a14c23dSSara Sharon return NULL; 19997a14c23dSSara Sharon 2000b05d57c9SShahar S Matityahu size += sizeof(*dump_file); 2001b05d57c9SShahar S Matityahu 20027a14c23dSSara Sharon dump_file = vzalloc(size); 20037a14c23dSSara Sharon if (!dump_file) 20047a14c23dSSara Sharon return NULL; 20057a14c23dSSara Sharon 2006dc14b800SShahar S Matityahu dump_file->barker = cpu_to_le32(IWL_FW_INI_ERROR_DUMP_BARKER); 20077a14c23dSSara Sharon dump_data = (void *)dump_file->data; 20087a14c23dSSara Sharon dump_file->file_len = cpu_to_le32(size); 20097a14c23dSSara Sharon 2010106b791aSShahar S Matityahu iwl_fw_ini_dump_trigger(fwrt, trigger, &dump_data); 20117a14c23dSSara Sharon 20127a14c23dSSara Sharon return dump_file; 20137a14c23dSSara Sharon } 20147a14c23dSSara Sharon 20154b49e34eSShahar S Matityahu static void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt) 2016a6820511SSara Sharon { 20174b49e34eSShahar S Matityahu struct iwl_fw_dump_ptrs fw_error_dump = {}; 2018a6820511SSara Sharon struct iwl_fw_error_dump_file *dump_file; 2019a6820511SSara Sharon struct scatterlist *sg_dump_data; 2020a6820511SSara Sharon u32 file_len; 202179f033f6SSara Sharon u32 dump_mask = fwrt->fw->dbg.dump_mask; 2022a6820511SSara Sharon 20234b49e34eSShahar S Matityahu dump_file = iwl_fw_error_dump_file(fwrt, &fw_error_dump); 20244b49e34eSShahar S Matityahu if (!dump_file) 2025a6820511SSara Sharon goto out; 2026a6820511SSara Sharon 20271d45a700SShahar S Matityahu if (fwrt->dump.monitor_only) 202879f033f6SSara Sharon dump_mask &= IWL_FW_ERROR_DUMP_FW_MONITOR; 202979f033f6SSara Sharon 20304b49e34eSShahar S Matityahu fw_error_dump.trans_ptr = iwl_trans_dump_data(fwrt->trans, dump_mask); 2031a6820511SSara Sharon file_len = le32_to_cpu(dump_file->file_len); 20324b49e34eSShahar S Matityahu fw_error_dump.fwrt_len = file_len; 20334b49e34eSShahar S Matityahu 20344b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) { 20354b49e34eSShahar S Matityahu file_len += fw_error_dump.trans_ptr->len; 20367174beb6SJohannes Berg dump_file->file_len = cpu_to_le32(file_len); 2037a6820511SSara Sharon } 20387174beb6SJohannes Berg 20397174beb6SJohannes Berg sg_dump_data = alloc_sgtable(file_len); 20407174beb6SJohannes Berg if (sg_dump_data) { 20417174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 20427174beb6SJohannes Berg sg_nents(sg_dump_data), 20434b49e34eSShahar S Matityahu fw_error_dump.fwrt_ptr, 20444b49e34eSShahar S Matityahu fw_error_dump.fwrt_len, 0); 20454b49e34eSShahar S Matityahu if (fw_error_dump.trans_ptr) 20467174beb6SJohannes Berg sg_pcopy_from_buffer(sg_dump_data, 20477174beb6SJohannes Berg sg_nents(sg_dump_data), 20484b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->data, 20494b49e34eSShahar S Matityahu fw_error_dump.trans_ptr->len, 20504b49e34eSShahar S Matityahu fw_error_dump.fwrt_len); 20517174beb6SJohannes Berg dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 20527174beb6SJohannes Berg GFP_KERNEL); 20537174beb6SJohannes Berg } 20544b49e34eSShahar S Matityahu vfree(fw_error_dump.fwrt_ptr); 20554b49e34eSShahar S Matityahu vfree(fw_error_dump.trans_ptr); 20567174beb6SJohannes Berg 20577174beb6SJohannes Berg out: 20587174beb6SJohannes Berg iwl_fw_free_dump_desc(fwrt); 20597174beb6SJohannes Berg } 20604b49e34eSShahar S Matityahu 2061c7ab138eSShahar S Matityahu static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt, u8 wk_idx) 20624b49e34eSShahar S Matityahu { 2063c7ab138eSShahar S Matityahu enum iwl_fw_ini_trigger_id trig_id = fwrt->dump.wks[wk_idx].ini_trig_id; 20644b49e34eSShahar S Matityahu struct iwl_fw_error_dump_file *dump_file; 20654b49e34eSShahar S Matityahu struct scatterlist *sg_dump_data; 20664b49e34eSShahar S Matityahu u32 file_len; 20674b49e34eSShahar S Matityahu 2068c7ab138eSShahar S Matityahu dump_file = iwl_fw_error_ini_dump_file(fwrt, trig_id); 20694b49e34eSShahar S Matityahu if (!dump_file) 20704b49e34eSShahar S Matityahu goto out; 20714b49e34eSShahar S Matityahu 20724b49e34eSShahar S Matityahu file_len = le32_to_cpu(dump_file->file_len); 20734b49e34eSShahar S Matityahu 20744b49e34eSShahar S Matityahu sg_dump_data = alloc_sgtable(file_len); 20754b49e34eSShahar S Matityahu if (sg_dump_data) { 20764b49e34eSShahar S Matityahu sg_pcopy_from_buffer(sg_dump_data, sg_nents(sg_dump_data), 20774b49e34eSShahar S Matityahu dump_file, file_len, 0); 20784b49e34eSShahar S Matityahu dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, 20794b49e34eSShahar S Matityahu GFP_KERNEL); 20804b49e34eSShahar S Matityahu } 20814b49e34eSShahar S Matityahu vfree(dump_file); 20824b49e34eSShahar S Matityahu out: 2083c7ab138eSShahar S Matityahu fwrt->dump.wks[wk_idx].ini_trig_id = IWL_FW_TRIGGER_ID_INVALID; 20844b49e34eSShahar S Matityahu } 20857174beb6SJohannes Berg 20867174beb6SJohannes Berg const struct iwl_fw_dump_desc iwl_dump_desc_assert = { 20877174beb6SJohannes Berg .trig_desc = { 20887174beb6SJohannes Berg .type = cpu_to_le32(FW_DBG_TRIGGER_FW_ASSERT), 20897174beb6SJohannes Berg }, 20907174beb6SJohannes Berg }; 20917174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_dump_desc_assert); 20927174beb6SJohannes Berg 20937174beb6SJohannes Berg int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt, 2094124e0ebaSSara Sharon const struct iwl_fw_dump_desc *desc, 2095124e0ebaSSara Sharon bool monitor_only, 2096ea7cb829SSara Sharon unsigned int delay) 20977174beb6SJohannes Berg { 20984b49e34eSShahar S Matityahu u32 trig_type = le32_to_cpu(desc->trig_desc.type); 20994b49e34eSShahar S Matityahu int ret; 21004b49e34eSShahar S Matityahu 210191c28b83SShahar S Matityahu if (fwrt->trans->dbg.ini_valid) { 21024b49e34eSShahar S Matityahu ret = iwl_fw_dbg_ini_collect(fwrt, trig_type); 21034b49e34eSShahar S Matityahu if (!ret) 21044b49e34eSShahar S Matityahu iwl_fw_free_dump_desc(fwrt); 21054b49e34eSShahar S Matityahu 21064b49e34eSShahar S Matityahu return ret; 21074b49e34eSShahar S Matityahu } 21084b49e34eSShahar S Matityahu 2109c7ab138eSShahar S Matityahu /* use wks[0] since dump flow prior to ini does not need to support 2110c7ab138eSShahar S Matityahu * consecutive triggers collection 2111c7ab138eSShahar S Matityahu */ 2112c7ab138eSShahar S Matityahu if (test_and_set_bit(fwrt->dump.wks[0].idx, &fwrt->dump.active_wks)) 21137174beb6SJohannes Berg return -EBUSY; 21147174beb6SJohannes Berg 21157174beb6SJohannes Berg if (WARN_ON(fwrt->dump.desc)) 21167174beb6SJohannes Berg iwl_fw_free_dump_desc(fwrt); 21177174beb6SJohannes Berg 21187174beb6SJohannes Berg IWL_WARN(fwrt, "Collecting data: trigger %d fired.\n", 21197174beb6SJohannes Berg le32_to_cpu(desc->trig_desc.type)); 21207174beb6SJohannes Berg 21217174beb6SJohannes Berg fwrt->dump.desc = desc; 2122124e0ebaSSara Sharon fwrt->dump.monitor_only = monitor_only; 21237174beb6SJohannes Berg 2124c7ab138eSShahar S Matityahu schedule_delayed_work(&fwrt->dump.wks[0].wk, usecs_to_jiffies(delay)); 21257174beb6SJohannes Berg 21267174beb6SJohannes Berg return 0; 21277174beb6SJohannes Berg } 21287174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_desc); 21297174beb6SJohannes Berg 2130700b3799SShahar S Matityahu int iwl_fw_dbg_error_collect(struct iwl_fw_runtime *fwrt, 2131700b3799SShahar S Matityahu enum iwl_fw_dbg_trigger trig_type) 2132700b3799SShahar S Matityahu { 2133700b3799SShahar S Matityahu int ret; 2134e4eee943SShahar S Matityahu struct iwl_fw_dump_desc *iwl_dump_error_desc; 2135700b3799SShahar S Matityahu 2136e4eee943SShahar S Matityahu if (!test_bit(STATUS_DEVICE_ENABLED, &fwrt->trans->status)) 2137e4eee943SShahar S Matityahu return -EIO; 2138e4eee943SShahar S Matityahu 2139e4eee943SShahar S Matityahu iwl_dump_error_desc = kmalloc(sizeof(*iwl_dump_error_desc), GFP_KERNEL); 2140700b3799SShahar S Matityahu if (!iwl_dump_error_desc) 2141700b3799SShahar S Matityahu return -ENOMEM; 2142700b3799SShahar S Matityahu 2143700b3799SShahar S Matityahu iwl_dump_error_desc->trig_desc.type = cpu_to_le32(trig_type); 2144700b3799SShahar S Matityahu iwl_dump_error_desc->len = 0; 2145700b3799SShahar S Matityahu 2146700b3799SShahar S Matityahu ret = iwl_fw_dbg_collect_desc(fwrt, iwl_dump_error_desc, false, 0); 214707d35b42SShahar S Matityahu if (ret) 2148700b3799SShahar S Matityahu kfree(iwl_dump_error_desc); 214907d35b42SShahar S Matityahu else 215007d35b42SShahar S Matityahu iwl_trans_sync_nmi(fwrt->trans); 2151700b3799SShahar S Matityahu 2152700b3799SShahar S Matityahu return ret; 2153700b3799SShahar S Matityahu } 2154700b3799SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_error_collect); 2155700b3799SShahar S Matityahu 21564b49e34eSShahar S Matityahu int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt, 21577174beb6SJohannes Berg enum iwl_fw_dbg_trigger trig, 21587174beb6SJohannes Berg const char *str, size_t len, 2159af303252SSara Sharon struct iwl_fw_dbg_trigger_tlv *trigger) 21607174beb6SJohannes Berg { 21617174beb6SJohannes Berg struct iwl_fw_dump_desc *desc; 2162ea7cb829SSara Sharon unsigned int delay = 0; 2163124e0ebaSSara Sharon bool monitor_only = false; 21647174beb6SJohannes Berg 2165ea7cb829SSara Sharon if (trigger) { 2166ea7cb829SSara Sharon u16 occurrences = le16_to_cpu(trigger->occurrences) - 1; 2167ea7cb829SSara Sharon 2168ea7cb829SSara Sharon if (!le16_to_cpu(trigger->occurrences)) 2169af303252SSara Sharon return 0; 2170af303252SSara Sharon 2171ea7cb829SSara Sharon if (trigger->flags & IWL_FW_DBG_FORCE_RESTART) { 2172ea7cb829SSara Sharon IWL_WARN(fwrt, "Force restart: trigger %d fired.\n", 2173ea7cb829SSara Sharon trig); 2174378c8931SShahar S Matityahu iwl_force_nmi(fwrt->trans); 2175378c8931SShahar S Matityahu return 0; 2176378c8931SShahar S Matityahu } 2177378c8931SShahar S Matityahu 2178ea7cb829SSara Sharon trigger->occurrences = cpu_to_le16(occurrences); 2179124e0ebaSSara Sharon monitor_only = trigger->mode & IWL_FW_DBG_TRIGGER_MONITOR_ONLY; 2180159133c8SShahar S Matityahu 2181159133c8SShahar S Matityahu /* convert msec to usec */ 2182159133c8SShahar S Matityahu delay = le32_to_cpu(trigger->stop_delay) * USEC_PER_MSEC; 2183ea7cb829SSara Sharon } 2184ea7cb829SSara Sharon 21857174beb6SJohannes Berg desc = kzalloc(sizeof(*desc) + len, GFP_ATOMIC); 21867174beb6SJohannes Berg if (!desc) 21877174beb6SJohannes Berg return -ENOMEM; 21887174beb6SJohannes Berg 2189af303252SSara Sharon 21907174beb6SJohannes Berg desc->len = len; 21917174beb6SJohannes Berg desc->trig_desc.type = cpu_to_le32(trig); 21927174beb6SJohannes Berg memcpy(desc->trig_desc.data, str, len); 21937174beb6SJohannes Berg 2194124e0ebaSSara Sharon return iwl_fw_dbg_collect_desc(fwrt, desc, monitor_only, delay); 21957174beb6SJohannes Berg } 21964b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect); 2197fe1b7d6cSSara Sharon 21984b49e34eSShahar S Matityahu int _iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, 21994b49e34eSShahar S Matityahu enum iwl_fw_ini_trigger_id id) 2200fe1b7d6cSSara Sharon { 2201b61a6610SShahar S Matityahu struct iwl_fw_ini_active_triggers *active; 2202fe1b7d6cSSara Sharon u32 occur, delay; 2203c7ab138eSShahar S Matityahu unsigned long idx; 2204fe1b7d6cSSara Sharon 22054b49e34eSShahar S Matityahu if (WARN_ON(!iwl_fw_ini_trigger_on(fwrt, id))) 2206fe1b7d6cSSara Sharon return -EINVAL; 2207fe1b7d6cSSara Sharon 220853032e6eSShahar S Matityahu if (!iwl_fw_ini_trigger_on(fwrt, id)) { 220953032e6eSShahar S Matityahu IWL_WARN(fwrt, "WRT: Trigger %d is not active, aborting dump\n", 221053032e6eSShahar S Matityahu id); 221153032e6eSShahar S Matityahu return -EINVAL; 221253032e6eSShahar S Matityahu } 221353032e6eSShahar S Matityahu 22144b49e34eSShahar S Matityahu active = &fwrt->dump.active_trigs[id]; 2215b61a6610SShahar S Matityahu delay = le32_to_cpu(active->trig->dump_delay); 2216b61a6610SShahar S Matityahu occur = le32_to_cpu(active->trig->occurrences); 2217fe1b7d6cSSara Sharon if (!occur) 2218fe1b7d6cSSara Sharon return 0; 2219fe1b7d6cSSara Sharon 22204b49e34eSShahar S Matityahu active->trig->occurrences = cpu_to_le32(--occur); 22214b49e34eSShahar S Matityahu 2222b61a6610SShahar S Matityahu if (le32_to_cpu(active->trig->force_restart)) { 222353032e6eSShahar S Matityahu IWL_WARN(fwrt, "WRT: force restart: trigger %d fired.\n", id); 2224fe1b7d6cSSara Sharon iwl_force_nmi(fwrt->trans); 2225fe1b7d6cSSara Sharon return 0; 2226fe1b7d6cSSara Sharon } 2227fe1b7d6cSSara Sharon 2228c7ab138eSShahar S Matityahu /* Check there is an available worker. 2229c7ab138eSShahar S Matityahu * ffz return value is undefined if no zero exists, 2230c7ab138eSShahar S Matityahu * so check against ~0UL first. 2231c7ab138eSShahar S Matityahu */ 2232c7ab138eSShahar S Matityahu if (fwrt->dump.active_wks == ~0UL) 223369166f7aSShahar S Matityahu return -EBUSY; 223469166f7aSShahar S Matityahu 2235c7ab138eSShahar S Matityahu idx = ffz(fwrt->dump.active_wks); 2236c7ab138eSShahar S Matityahu 2237c7ab138eSShahar S Matityahu if (idx >= IWL_FW_RUNTIME_DUMP_WK_NUM || 2238c7ab138eSShahar S Matityahu test_and_set_bit(fwrt->dump.wks[idx].idx, &fwrt->dump.active_wks)) 2239c7ab138eSShahar S Matityahu return -EBUSY; 2240c7ab138eSShahar S Matityahu 2241c7ab138eSShahar S Matityahu fwrt->dump.wks[idx].ini_trig_id = id; 2242fe1b7d6cSSara Sharon 224353032e6eSShahar S Matityahu IWL_WARN(fwrt, "WRT: collecting data: ini trigger %d fired.\n", id); 2244fe1b7d6cSSara Sharon 2245c7ab138eSShahar S Matityahu schedule_delayed_work(&fwrt->dump.wks[idx].wk, usecs_to_jiffies(delay)); 2246fe1b7d6cSSara Sharon 22474b49e34eSShahar S Matityahu return 0; 2248fe1b7d6cSSara Sharon } 22494b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(_iwl_fw_dbg_ini_collect); 22504b49e34eSShahar S Matityahu 22514b49e34eSShahar S Matityahu int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, u32 legacy_trigger_id) 22524b49e34eSShahar S Matityahu { 22534b49e34eSShahar S Matityahu int id; 22544b49e34eSShahar S Matityahu 22554b49e34eSShahar S Matityahu switch (legacy_trigger_id) { 22564b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_FW_ASSERT: 22574b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_ALIVE_TIMEOUT: 22584b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_DRIVER: 22594b49e34eSShahar S Matityahu id = IWL_FW_TRIGGER_ID_FW_ASSERT; 22604b49e34eSShahar S Matityahu break; 22614b49e34eSShahar S Matityahu case FW_DBG_TRIGGER_USER: 22624b49e34eSShahar S Matityahu id = IWL_FW_TRIGGER_ID_USER_TRIGGER; 22634b49e34eSShahar S Matityahu break; 22644b49e34eSShahar S Matityahu default: 22654b49e34eSShahar S Matityahu return -EIO; 22664b49e34eSShahar S Matityahu } 22674b49e34eSShahar S Matityahu 22684b49e34eSShahar S Matityahu return _iwl_fw_dbg_ini_collect(fwrt, id); 22694b49e34eSShahar S Matityahu } 22704b49e34eSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_ini_collect); 22717174beb6SJohannes Berg 22727174beb6SJohannes Berg int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt, 22737174beb6SJohannes Berg struct iwl_fw_dbg_trigger_tlv *trigger, 22747174beb6SJohannes Berg const char *fmt, ...) 22757174beb6SJohannes Berg { 22767174beb6SJohannes Berg int ret, len = 0; 22777174beb6SJohannes Berg char buf[64]; 22787174beb6SJohannes Berg 22797174beb6SJohannes Berg if (fmt) { 22807174beb6SJohannes Berg va_list ap; 22817174beb6SJohannes Berg 22827174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 22837174beb6SJohannes Berg 22847174beb6SJohannes Berg va_start(ap, fmt); 22857174beb6SJohannes Berg vsnprintf(buf, sizeof(buf), fmt, ap); 22867174beb6SJohannes Berg va_end(ap); 22877174beb6SJohannes Berg 22887174beb6SJohannes Berg /* check for truncation */ 22897174beb6SJohannes Berg if (WARN_ON_ONCE(buf[sizeof(buf) - 1])) 22907174beb6SJohannes Berg buf[sizeof(buf) - 1] = '\0'; 22917174beb6SJohannes Berg 22927174beb6SJohannes Berg len = strlen(buf) + 1; 22937174beb6SJohannes Berg } 22947174beb6SJohannes Berg 22954b49e34eSShahar S Matityahu ret = iwl_fw_dbg_collect(fwrt, le32_to_cpu(trigger->id), buf, len, 22967174beb6SJohannes Berg trigger); 22977174beb6SJohannes Berg 22987174beb6SJohannes Berg if (ret) 22997174beb6SJohannes Berg return ret; 23007174beb6SJohannes Berg 23017174beb6SJohannes Berg return 0; 23027174beb6SJohannes Berg } 23037174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_trig); 23047174beb6SJohannes Berg 23057174beb6SJohannes Berg int iwl_fw_start_dbg_conf(struct iwl_fw_runtime *fwrt, u8 conf_id) 23067174beb6SJohannes Berg { 23077174beb6SJohannes Berg u8 *ptr; 23087174beb6SJohannes Berg int ret; 23097174beb6SJohannes Berg int i; 23107174beb6SJohannes Berg 231117b809c9SSara Sharon if (WARN_ONCE(conf_id >= ARRAY_SIZE(fwrt->fw->dbg.conf_tlv), 23127174beb6SJohannes Berg "Invalid configuration %d\n", conf_id)) 23137174beb6SJohannes Berg return -EINVAL; 23147174beb6SJohannes Berg 23157174beb6SJohannes Berg /* EARLY START - firmware's configuration is hard coded */ 231617b809c9SSara Sharon if ((!fwrt->fw->dbg.conf_tlv[conf_id] || 231717b809c9SSara Sharon !fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds) && 23187174beb6SJohannes Berg conf_id == FW_DBG_START_FROM_ALIVE) 23197174beb6SJohannes Berg return 0; 23207174beb6SJohannes Berg 232117b809c9SSara Sharon if (!fwrt->fw->dbg.conf_tlv[conf_id]) 23227174beb6SJohannes Berg return -EINVAL; 23237174beb6SJohannes Berg 23247174beb6SJohannes Berg if (fwrt->dump.conf != FW_DBG_INVALID) 23257174beb6SJohannes Berg IWL_WARN(fwrt, "FW already configured (%d) - re-configuring\n", 23267174beb6SJohannes Berg fwrt->dump.conf); 23277174beb6SJohannes Berg 23287174beb6SJohannes Berg /* Send all HCMDs for configuring the FW debug */ 232917b809c9SSara Sharon ptr = (void *)&fwrt->fw->dbg.conf_tlv[conf_id]->hcmd; 233017b809c9SSara Sharon for (i = 0; i < fwrt->fw->dbg.conf_tlv[conf_id]->num_of_hcmds; i++) { 23317174beb6SJohannes Berg struct iwl_fw_dbg_conf_hcmd *cmd = (void *)ptr; 23327174beb6SJohannes Berg struct iwl_host_cmd hcmd = { 23337174beb6SJohannes Berg .id = cmd->id, 23347174beb6SJohannes Berg .len = { le16_to_cpu(cmd->len), }, 23357174beb6SJohannes Berg .data = { cmd->data, }, 23367174beb6SJohannes Berg }; 23377174beb6SJohannes Berg 23387174beb6SJohannes Berg ret = iwl_trans_send_cmd(fwrt->trans, &hcmd); 23397174beb6SJohannes Berg if (ret) 23407174beb6SJohannes Berg return ret; 23417174beb6SJohannes Berg 23427174beb6SJohannes Berg ptr += sizeof(*cmd); 23437174beb6SJohannes Berg ptr += le16_to_cpu(cmd->len); 23447174beb6SJohannes Berg } 23457174beb6SJohannes Berg 23467174beb6SJohannes Berg fwrt->dump.conf = conf_id; 23477174beb6SJohannes Berg 23487174beb6SJohannes Berg return 0; 23497174beb6SJohannes Berg } 23507174beb6SJohannes Berg IWL_EXPORT_SYMBOL(iwl_fw_start_dbg_conf); 23517174beb6SJohannes Berg 23524244e7fcSShahar S Matityahu /* this function assumes dump_start was called beforehand and dump_end will be 23534244e7fcSShahar S Matityahu * called afterwards 23544244e7fcSShahar S Matityahu */ 2355c7ab138eSShahar S Matityahu static void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt, u8 wk_idx) 23567174beb6SJohannes Berg { 2357d25eec30SSara Sharon struct iwl_fw_dbg_params params = {0}; 23587174beb6SJohannes Berg 2359c7ab138eSShahar S Matityahu if (!test_bit(wk_idx, &fwrt->dump.active_wks)) 23607174beb6SJohannes Berg return; 23617174beb6SJohannes Berg 23628745f12aSShaul Triebitz if (fwrt->ops && fwrt->ops->fw_running && 23638745f12aSShaul Triebitz !fwrt->ops->fw_running(fwrt->ops_ctx)) { 23648745f12aSShaul Triebitz IWL_ERR(fwrt, "Firmware not running - cannot dump error\n"); 23658745f12aSShaul Triebitz iwl_fw_free_dump_desc(fwrt); 2366c7ab138eSShahar S Matityahu goto out; 23678745f12aSShaul Triebitz } 23688745f12aSShaul Triebitz 23694b49e34eSShahar S Matityahu /* there's no point in fw dump if the bus is dead */ 23704b49e34eSShahar S Matityahu if (test_bit(STATUS_TRANS_DEAD, &fwrt->trans->status)) { 23714b49e34eSShahar S Matityahu IWL_ERR(fwrt, "Skip fw error dump since bus is dead\n"); 2372c7ab138eSShahar S Matityahu goto out; 23734b49e34eSShahar S Matityahu } 23744b49e34eSShahar S Matityahu 23756c7f7087SShahar S Matityahu iwl_fw_dbg_stop_recording(fwrt->trans, ¶ms); 23767174beb6SJohannes Berg 237753032e6eSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: data collection start\n"); 237891c28b83SShahar S Matityahu if (fwrt->trans->dbg.ini_valid) 2379c7ab138eSShahar S Matityahu iwl_fw_error_ini_dump(fwrt, wk_idx); 23804b49e34eSShahar S Matityahu else 23817174beb6SJohannes Berg iwl_fw_error_dump(fwrt); 238253032e6eSShahar S Matityahu IWL_DEBUG_FW_INFO(fwrt, "WRT: data collection done\n"); 23837174beb6SJohannes Berg 23845cfe79c8SSara Sharon iwl_fw_dbg_restart_recording(fwrt, ¶ms); 2385c7ab138eSShahar S Matityahu 2386c7ab138eSShahar S Matityahu out: 2387c7ab138eSShahar S Matityahu clear_bit(wk_idx, &fwrt->dump.active_wks); 23884244e7fcSShahar S Matityahu } 23894244e7fcSShahar S Matityahu 23904244e7fcSShahar S Matityahu void iwl_fw_error_dump_wk(struct work_struct *work) 23914244e7fcSShahar S Matityahu { 2392c7ab138eSShahar S Matityahu struct iwl_fw_runtime *fwrt; 2393c7ab138eSShahar S Matityahu typeof(fwrt->dump.wks[0]) *wks; 23944244e7fcSShahar S Matityahu 2395c7ab138eSShahar S Matityahu wks = container_of(work, typeof(fwrt->dump.wks[0]), wk.work); 2396c7ab138eSShahar S Matityahu fwrt = container_of(wks, struct iwl_fw_runtime, dump.wks[wks->idx]); 2397c7ab138eSShahar S Matityahu 2398c7ab138eSShahar S Matityahu /* assumes the op mode mutex is locked in dump_start since 2399c7ab138eSShahar S Matityahu * iwl_fw_dbg_collect_sync can't run in parallel 2400c7ab138eSShahar S Matityahu */ 24014244e7fcSShahar S Matityahu if (fwrt->ops && fwrt->ops->dump_start && 24024244e7fcSShahar S Matityahu fwrt->ops->dump_start(fwrt->ops_ctx)) 24034244e7fcSShahar S Matityahu return; 24044244e7fcSShahar S Matityahu 2405c7ab138eSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt, wks->idx); 24064244e7fcSShahar S Matityahu 24077174beb6SJohannes Berg if (fwrt->ops && fwrt->ops->dump_end) 24087174beb6SJohannes Berg fwrt->ops->dump_end(fwrt->ops_ctx); 24097174beb6SJohannes Berg } 24107174beb6SJohannes Berg 24112d8c2615SShahar S Matityahu void iwl_fw_dbg_read_d3_debug_data(struct iwl_fw_runtime *fwrt) 24122d8c2615SShahar S Matityahu { 24132d8c2615SShahar S Matityahu const struct iwl_cfg *cfg = fwrt->trans->cfg; 24142d8c2615SShahar S Matityahu 24152d8c2615SShahar S Matityahu if (!iwl_fw_dbg_is_d3_debug_enabled(fwrt)) 24162d8c2615SShahar S Matityahu return; 24172d8c2615SShahar S Matityahu 24182d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 24192d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data = kmalloc(cfg->d3_debug_data_length, 24202d8c2615SShahar S Matityahu GFP_KERNEL); 24212d8c2615SShahar S Matityahu if (!fwrt->dump.d3_debug_data) { 24222d8c2615SShahar S Matityahu IWL_ERR(fwrt, 24232d8c2615SShahar S Matityahu "failed to allocate memory for D3 debug data\n"); 24242d8c2615SShahar S Matityahu return; 24252d8c2615SShahar S Matityahu } 24262d8c2615SShahar S Matityahu } 24272d8c2615SShahar S Matityahu 24282d8c2615SShahar S Matityahu /* if the buffer holds previous debug data it is overwritten */ 24292d8c2615SShahar S Matityahu iwl_trans_read_mem_bytes(fwrt->trans, cfg->d3_debug_data_base_addr, 24302d8c2615SShahar S Matityahu fwrt->dump.d3_debug_data, 24312d8c2615SShahar S Matityahu cfg->d3_debug_data_length); 24322d8c2615SShahar S Matityahu } 24332d8c2615SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_read_d3_debug_data); 2434d47902f9SSara Sharon 243557d88b11SShahar S Matityahu static void iwl_fw_dbg_info_apply(struct iwl_fw_runtime *fwrt, 243657d88b11SShahar S Matityahu struct iwl_fw_ini_debug_info_tlv *dbg_info, 243757d88b11SShahar S Matityahu bool ext, enum iwl_fw_ini_apply_point pnt) 243857d88b11SShahar S Matityahu { 243957d88b11SShahar S Matityahu u32 img_name_len = le32_to_cpu(dbg_info->img_name_len); 244057d88b11SShahar S Matityahu u32 dbg_cfg_name_len = le32_to_cpu(dbg_info->dbg_cfg_name_len); 244157d88b11SShahar S Matityahu 244257d88b11SShahar S Matityahu if (img_name_len != IWL_FW_INI_MAX_IMG_NAME_LEN) { 24431f660725SMauro Rossi IWL_WARN(fwrt, 24441f660725SMauro Rossi "WRT: ext=%d. Invalid image name length %d, expected %d\n", 24451f660725SMauro Rossi ext, img_name_len, 244657d88b11SShahar S Matityahu IWL_FW_INI_MAX_IMG_NAME_LEN); 244757d88b11SShahar S Matityahu return; 244857d88b11SShahar S Matityahu } 244957d88b11SShahar S Matityahu 245057d88b11SShahar S Matityahu if (dbg_cfg_name_len != IWL_FW_INI_MAX_DBG_CFG_NAME_LEN) { 24511f660725SMauro Rossi IWL_WARN(fwrt, 24521f660725SMauro Rossi "WRT: ext=%d. Invalid debug cfg name length %d, expected %d\n", 24531f660725SMauro Rossi ext, dbg_cfg_name_len, 245457d88b11SShahar S Matityahu IWL_FW_INI_MAX_DBG_CFG_NAME_LEN); 245557d88b11SShahar S Matityahu return; 245657d88b11SShahar S Matityahu } 245757d88b11SShahar S Matityahu 245857d88b11SShahar S Matityahu if (ext) { 245957d88b11SShahar S Matityahu memcpy(fwrt->dump.external_dbg_cfg_name, dbg_info->dbg_cfg_name, 246057d88b11SShahar S Matityahu sizeof(fwrt->dump.external_dbg_cfg_name)); 246157d88b11SShahar S Matityahu } else { 246257d88b11SShahar S Matityahu memcpy(fwrt->dump.img_name, dbg_info->img_name, 246357d88b11SShahar S Matityahu sizeof(fwrt->dump.img_name)); 246457d88b11SShahar S Matityahu memcpy(fwrt->dump.internal_dbg_cfg_name, dbg_info->dbg_cfg_name, 246557d88b11SShahar S Matityahu sizeof(fwrt->dump.internal_dbg_cfg_name)); 246657d88b11SShahar S Matityahu } 246757d88b11SShahar S Matityahu } 246857d88b11SShahar S Matityahu 2469d47902f9SSara Sharon static void 24700ec7bfb2SShahar S Matityahu iwl_fw_dbg_buffer_allocation(struct iwl_fw_runtime *fwrt, u32 size) 24710ec7bfb2SShahar S Matityahu { 24720ec7bfb2SShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 24730ec7bfb2SShahar S Matityahu void *virtual_addr = NULL; 24740ec7bfb2SShahar S Matityahu dma_addr_t phys_addr; 24750ec7bfb2SShahar S Matityahu 247691c28b83SShahar S Matityahu if (WARN_ON_ONCE(trans->dbg.num_blocks == 247791c28b83SShahar S Matityahu ARRAY_SIZE(trans->dbg.fw_mon))) 24780ec7bfb2SShahar S Matityahu return; 24790ec7bfb2SShahar S Matityahu 24800ec7bfb2SShahar S Matityahu virtual_addr = 24810ec7bfb2SShahar S Matityahu dma_alloc_coherent(fwrt->trans->dev, size, &phys_addr, 24820ec7bfb2SShahar S Matityahu GFP_KERNEL | __GFP_NOWARN | __GFP_ZERO | 24830ec7bfb2SShahar S Matityahu __GFP_COMP); 24840ec7bfb2SShahar S Matityahu 24850ec7bfb2SShahar S Matityahu /* TODO: alloc fragments if needed */ 24860ec7bfb2SShahar S Matityahu if (!virtual_addr) 24870ec7bfb2SShahar S Matityahu IWL_ERR(fwrt, "Failed to allocate debug memory\n"); 24880ec7bfb2SShahar S Matityahu 248953032e6eSShahar S Matityahu IWL_DEBUG_FW(trans, 249053032e6eSShahar S Matityahu "Allocated DRAM buffer[%d], size=0x%x\n", 249191c28b83SShahar S Matityahu trans->dbg.num_blocks, size); 249253032e6eSShahar S Matityahu 249391c28b83SShahar S Matityahu trans->dbg.fw_mon[trans->dbg.num_blocks].block = virtual_addr; 249491c28b83SShahar S Matityahu trans->dbg.fw_mon[trans->dbg.num_blocks].physical = phys_addr; 249591c28b83SShahar S Matityahu trans->dbg.fw_mon[trans->dbg.num_blocks].size = size; 249691c28b83SShahar S Matityahu trans->dbg.num_blocks++; 24970ec7bfb2SShahar S Matityahu } 24980ec7bfb2SShahar S Matityahu 24990ec7bfb2SShahar S Matityahu static void iwl_fw_dbg_buffer_apply(struct iwl_fw_runtime *fwrt, 2500e41e2c26SShahar S Matityahu struct iwl_fw_ini_allocation_data *alloc, 2501e41e2c26SShahar S Matityahu enum iwl_fw_ini_apply_point pnt) 2502d47902f9SSara Sharon { 2503d47902f9SSara Sharon struct iwl_trans *trans = fwrt->trans; 2504e6aeeb4fSJohannes Berg struct iwl_ldbg_config_cmd ldbg_cmd = { 2505e6aeeb4fSJohannes Berg .type = cpu_to_le32(BUFFER_ALLOCATION), 2506e6aeeb4fSJohannes Berg }; 2507e6aeeb4fSJohannes Berg struct iwl_buffer_allocation_cmd *cmd = &ldbg_cmd.buffer_allocation; 2508d47902f9SSara Sharon struct iwl_host_cmd hcmd = { 2509d47902f9SSara Sharon .id = LDBG_CONFIG_CMD, 2510d47902f9SSara Sharon .flags = CMD_ASYNC, 2511e6aeeb4fSJohannes Berg .data[0] = &ldbg_cmd, 2512e6aeeb4fSJohannes Berg .len[0] = sizeof(ldbg_cmd), 2513d47902f9SSara Sharon }; 251491c28b83SShahar S Matityahu int block_idx = trans->dbg.num_blocks; 2515e41e2c26SShahar S Matityahu u32 buf_location = le32_to_cpu(alloc->tlv.buffer_location); 2516d47902f9SSara Sharon 2517029c25f3SShahar S Matityahu if (fwrt->trans->dbg.ini_dest == IWL_FW_INI_LOCATION_INVALID) 2518029c25f3SShahar S Matityahu fwrt->trans->dbg.ini_dest = buf_location; 2519029c25f3SShahar S Matityahu 2520029c25f3SShahar S Matityahu if (buf_location != fwrt->trans->dbg.ini_dest) { 2521029c25f3SShahar S Matityahu WARN(fwrt, 2522029c25f3SShahar S Matityahu "WRT: attempt to override buffer location on apply point %d\n", 2523029c25f3SShahar S Matityahu pnt); 2524029c25f3SShahar S Matityahu 2525029c25f3SShahar S Matityahu return; 2526029c25f3SShahar S Matityahu } 2527029c25f3SShahar S Matityahu 2528e41e2c26SShahar S Matityahu if (buf_location == IWL_FW_INI_LOCATION_SRAM_PATH) { 2529427ab638SShahar S Matityahu IWL_DEBUG_FW(trans, "WRT: applying SMEM buffer destination\n"); 2530e41e2c26SShahar S Matityahu /* set sram monitor by enabling bit 7 */ 2531e41e2c26SShahar S Matityahu iwl_set_bit(fwrt->trans, CSR_HW_IF_CONFIG_REG, 2532e41e2c26SShahar S Matityahu CSR_HW_IF_CONFIG_REG_BIT_MONITOR_SRAM); 2533427ab638SShahar S Matityahu 2534e41e2c26SShahar S Matityahu return; 2535e41e2c26SShahar S Matityahu } 2536e41e2c26SShahar S Matityahu 2537e41e2c26SShahar S Matityahu if (buf_location != IWL_FW_INI_LOCATION_DRAM_PATH) 2538d47902f9SSara Sharon return; 2539d47902f9SSara Sharon 25400ec7bfb2SShahar S Matityahu if (!alloc->is_alloc) { 25410ec7bfb2SShahar S Matityahu iwl_fw_dbg_buffer_allocation(fwrt, 25420ec7bfb2SShahar S Matityahu le32_to_cpu(alloc->tlv.size)); 254391c28b83SShahar S Matityahu if (block_idx == trans->dbg.num_blocks) 2544d47902f9SSara Sharon return; 25450ec7bfb2SShahar S Matityahu alloc->is_alloc = 1; 25460ec7bfb2SShahar S Matityahu } 2547d47902f9SSara Sharon 2548d47902f9SSara Sharon /* First block is assigned via registers / context info */ 254991c28b83SShahar S Matityahu if (trans->dbg.num_blocks == 1) 2550d47902f9SSara Sharon return; 2551d47902f9SSara Sharon 255253032e6eSShahar S Matityahu IWL_DEBUG_FW(trans, 255353032e6eSShahar S Matityahu "WRT: applying DRAM buffer[%d] destination\n", block_idx); 255453032e6eSShahar S Matityahu 2555d47902f9SSara Sharon cmd->num_frags = cpu_to_le32(1); 25560ec7bfb2SShahar S Matityahu cmd->fragments[0].address = 255791c28b83SShahar S Matityahu cpu_to_le64(trans->dbg.fw_mon[block_idx].physical); 25580ec7bfb2SShahar S Matityahu cmd->fragments[0].size = alloc->tlv.size; 25590ec7bfb2SShahar S Matityahu cmd->allocation_id = alloc->tlv.allocation_id; 25600ec7bfb2SShahar S Matityahu cmd->buffer_location = alloc->tlv.buffer_location; 2561d47902f9SSara Sharon 2562d47902f9SSara Sharon iwl_trans_send_cmd(trans, &hcmd); 2563d47902f9SSara Sharon } 2564d47902f9SSara Sharon 2565d47902f9SSara Sharon static void iwl_fw_dbg_send_hcmd(struct iwl_fw_runtime *fwrt, 256653032e6eSShahar S Matityahu struct iwl_ucode_tlv *tlv, 256753032e6eSShahar S Matityahu bool ext) 2568d47902f9SSara Sharon { 2569d47902f9SSara Sharon struct iwl_fw_ini_hcmd_tlv *hcmd_tlv = (void *)&tlv->data[0]; 2570d47902f9SSara Sharon struct iwl_fw_ini_hcmd *data = &hcmd_tlv->hcmd; 2571d47902f9SSara Sharon u16 len = le32_to_cpu(tlv->length) - sizeof(*hcmd_tlv); 2572d47902f9SSara Sharon 2573d47902f9SSara Sharon struct iwl_host_cmd hcmd = { 2574d47902f9SSara Sharon .id = WIDE_ID(data->group, data->id), 2575d47902f9SSara Sharon .len = { len, }, 2576d47902f9SSara Sharon .data = { data->data, }, 2577d47902f9SSara Sharon }; 2578d47902f9SSara Sharon 2579bfa34c33SShahar S Matityahu /* currently the driver supports always on domain only */ 2580bfa34c33SShahar S Matityahu if (le32_to_cpu(hcmd_tlv->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON) 2581bfa34c33SShahar S Matityahu return; 2582bfa34c33SShahar S Matityahu 258353032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 258453032e6eSShahar S Matityahu "WRT: ext=%d. Sending host command id=0x%x, group=0x%x\n", 258553032e6eSShahar S Matityahu ext, data->id, data->group); 258653032e6eSShahar S Matityahu 2587d47902f9SSara Sharon iwl_trans_send_cmd(fwrt->trans, &hcmd); 2588d47902f9SSara Sharon } 2589d47902f9SSara Sharon 2590d47902f9SSara Sharon static void iwl_fw_dbg_update_regions(struct iwl_fw_runtime *fwrt, 2591d47902f9SSara Sharon struct iwl_fw_ini_region_tlv *tlv, 2592d47902f9SSara Sharon bool ext, enum iwl_fw_ini_apply_point pnt) 2593d47902f9SSara Sharon { 2594d47902f9SSara Sharon void *iter = (void *)tlv->region_config; 2595d47902f9SSara Sharon int i, size = le32_to_cpu(tlv->num_regions); 2596a0eaead4SShahar S Matityahu const char *err_st = 2597a0eaead4SShahar S Matityahu "WRT: ext=%d. Invalid region %s %d for apply point %d\n"; 2598d47902f9SSara Sharon 2599d47902f9SSara Sharon for (i = 0; i < size; i++) { 26000ec7bfb2SShahar S Matityahu struct iwl_fw_ini_region_cfg *reg = iter, **active; 2601d47902f9SSara Sharon int id = le32_to_cpu(reg->region_id); 26029deb52c6SShahar S Matityahu u32 type = le32_to_cpu(reg->region_type); 2603d47902f9SSara Sharon 2604a0eaead4SShahar S Matityahu if (WARN(id >= ARRAY_SIZE(fwrt->dump.active_regs), err_st, ext, 2605a0eaead4SShahar S Matityahu "id", id, pnt)) 2606a0eaead4SShahar S Matityahu break; 2607a0eaead4SShahar S Matityahu 2608a0eaead4SShahar S Matityahu if (WARN(type == 0 || type >= IWL_FW_INI_REGION_NUM, err_st, 2609a0eaead4SShahar S Matityahu ext, "type", type, pnt)) 2610d47902f9SSara Sharon break; 2611d47902f9SSara Sharon 2612d47902f9SSara Sharon active = &fwrt->dump.active_regs[id]; 2613d47902f9SSara Sharon 26140ec7bfb2SShahar S Matityahu if (*active) 261553032e6eSShahar S Matityahu IWL_WARN(fwrt->trans, 261653032e6eSShahar S Matityahu "WRT: ext=%d. Region id %d override\n", 261753032e6eSShahar S Matityahu ext, id); 2618d47902f9SSara Sharon 2619d47902f9SSara Sharon IWL_DEBUG_FW(fwrt, 262053032e6eSShahar S Matityahu "WRT: ext=%d. Activating region id %d\n", 262153032e6eSShahar S Matityahu ext, id); 2622d47902f9SSara Sharon 26230ec7bfb2SShahar S Matityahu *active = reg; 2624d47902f9SSara Sharon 26259deb52c6SShahar S Matityahu if (type == IWL_FW_INI_REGION_TXF || 26269deb52c6SShahar S Matityahu type == IWL_FW_INI_REGION_RXF) 26279deb52c6SShahar S Matityahu iter += le32_to_cpu(reg->fifos.num_of_registers) * 26289deb52c6SShahar S Matityahu sizeof(__le32); 262977f99ae6SShahar S Matityahu else if (type == IWL_FW_INI_REGION_DEVICE_MEMORY || 263077f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_PERIPHERY_MAC || 263177f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_PERIPHERY_PHY || 263277f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_PERIPHERY_AUX || 263377f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_INTERNAL_BUFFER || 263477f99ae6SShahar S Matityahu type == IWL_FW_INI_REGION_PAGING || 2635954454d6SShahar S Matityahu type == IWL_FW_INI_REGION_CSR || 2636954454d6SShahar S Matityahu type == IWL_FW_INI_REGION_LMAC_ERROR_TABLE || 2637954454d6SShahar S Matityahu type == IWL_FW_INI_REGION_UMAC_ERROR_TABLE) 26389deb52c6SShahar S Matityahu iter += le32_to_cpu(reg->internal.num_of_ranges) * 2639bb0306bdSShahar S Matityahu sizeof(__le32); 2640d47902f9SSara Sharon 2641d47902f9SSara Sharon iter += sizeof(*reg); 2642d47902f9SSara Sharon } 2643d47902f9SSara Sharon } 2644d47902f9SSara Sharon 2645b61a6610SShahar S Matityahu static int iwl_fw_dbg_trig_realloc(struct iwl_fw_runtime *fwrt, 2646b61a6610SShahar S Matityahu struct iwl_fw_ini_active_triggers *active, 2647b61a6610SShahar S Matityahu u32 id, int size) 2648b61a6610SShahar S Matityahu { 2649b61a6610SShahar S Matityahu void *ptr; 2650b61a6610SShahar S Matityahu 2651b61a6610SShahar S Matityahu if (size <= active->size) 2652b61a6610SShahar S Matityahu return 0; 2653b61a6610SShahar S Matityahu 2654b61a6610SShahar S Matityahu ptr = krealloc(active->trig, size, GFP_KERNEL); 2655b61a6610SShahar S Matityahu if (!ptr) { 265653032e6eSShahar S Matityahu IWL_ERR(fwrt, "WRT: Failed to allocate memory for trigger %d\n", 265753032e6eSShahar S Matityahu id); 2658b61a6610SShahar S Matityahu return -ENOMEM; 2659b61a6610SShahar S Matityahu } 2660b61a6610SShahar S Matityahu active->trig = ptr; 2661b61a6610SShahar S Matityahu active->size = size; 2662b61a6610SShahar S Matityahu 2663b61a6610SShahar S Matityahu return 0; 2664b61a6610SShahar S Matityahu } 2665b61a6610SShahar S Matityahu 2666d47902f9SSara Sharon static void iwl_fw_dbg_update_triggers(struct iwl_fw_runtime *fwrt, 2667d47902f9SSara Sharon struct iwl_fw_ini_trigger_tlv *tlv, 2668d47902f9SSara Sharon bool ext, 2669d47902f9SSara Sharon enum iwl_fw_ini_apply_point apply_point) 2670d47902f9SSara Sharon { 2671d47902f9SSara Sharon int i, size = le32_to_cpu(tlv->num_triggers); 2672d47902f9SSara Sharon void *iter = (void *)tlv->trigger_config; 2673d47902f9SSara Sharon 2674d47902f9SSara Sharon for (i = 0; i < size; i++) { 2675d47902f9SSara Sharon struct iwl_fw_ini_trigger *trig = iter; 2676d47902f9SSara Sharon struct iwl_fw_ini_active_triggers *active; 2677d47902f9SSara Sharon int id = le32_to_cpu(trig->trigger_id); 2678b61a6610SShahar S Matityahu u32 trig_regs_size = le32_to_cpu(trig->num_regions) * 2679b61a6610SShahar S Matityahu sizeof(__le32); 2680d47902f9SSara Sharon 268153032e6eSShahar S Matityahu if (WARN(id >= ARRAY_SIZE(fwrt->dump.active_trigs), 268253032e6eSShahar S Matityahu "WRT: ext=%d. Invalid trigger id %d for apply point %d\n", 268353032e6eSShahar S Matityahu ext, id, apply_point)) 2684d47902f9SSara Sharon break; 2685d47902f9SSara Sharon 2686d47902f9SSara Sharon active = &fwrt->dump.active_trigs[id]; 2687d47902f9SSara Sharon 2688b61a6610SShahar S Matityahu if (!active->active) { 2689b61a6610SShahar S Matityahu size_t trig_size = sizeof(*trig) + trig_regs_size; 2690b61a6610SShahar S Matityahu 269153032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 269253032e6eSShahar S Matityahu "WRT: ext=%d. Activating trigger %d\n", 269353032e6eSShahar S Matityahu ext, id); 269453032e6eSShahar S Matityahu 2695b61a6610SShahar S Matityahu if (iwl_fw_dbg_trig_realloc(fwrt, active, id, 2696b61a6610SShahar S Matityahu trig_size)) 2697b61a6610SShahar S Matityahu goto next; 2698b61a6610SShahar S Matityahu 2699b61a6610SShahar S Matityahu memcpy(active->trig, trig, trig_size); 2700b61a6610SShahar S Matityahu 2701b61a6610SShahar S Matityahu } else { 2702b61a6610SShahar S Matityahu u32 conf_override = 2703b61a6610SShahar S Matityahu !(le32_to_cpu(trig->override_trig) & 0xff); 2704b61a6610SShahar S Matityahu u32 region_override = 2705b61a6610SShahar S Matityahu !(le32_to_cpu(trig->override_trig) & 0xff00); 2706b61a6610SShahar S Matityahu u32 offset = 0; 2707b61a6610SShahar S Matityahu u32 active_regs = 2708b61a6610SShahar S Matityahu le32_to_cpu(active->trig->num_regions); 2709b61a6610SShahar S Matityahu u32 new_regs = le32_to_cpu(trig->num_regions); 2710b61a6610SShahar S Matityahu int mem_to_add = trig_regs_size; 2711b61a6610SShahar S Matityahu 2712b61a6610SShahar S Matityahu if (region_override) { 271353032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 271453032e6eSShahar S Matityahu "WRT: ext=%d. Trigger %d regions override\n", 271553032e6eSShahar S Matityahu ext, id); 271653032e6eSShahar S Matityahu 2717b61a6610SShahar S Matityahu mem_to_add -= active_regs * sizeof(__le32); 2718b61a6610SShahar S Matityahu } else { 271953032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 272053032e6eSShahar S Matityahu "WRT: ext=%d. Trigger %d regions appending\n", 272153032e6eSShahar S Matityahu ext, id); 272253032e6eSShahar S Matityahu 2723b61a6610SShahar S Matityahu offset += active_regs; 2724b61a6610SShahar S Matityahu new_regs += active_regs; 2725d47902f9SSara Sharon } 2726d47902f9SSara Sharon 2727b61a6610SShahar S Matityahu if (iwl_fw_dbg_trig_realloc(fwrt, active, id, 2728b61a6610SShahar S Matityahu active->size + mem_to_add)) 2729b61a6610SShahar S Matityahu goto next; 2730d47902f9SSara Sharon 273153032e6eSShahar S Matityahu if (conf_override) { 273253032e6eSShahar S Matityahu IWL_DEBUG_FW(fwrt, 273353032e6eSShahar S Matityahu "WRT: ext=%d. Trigger %d configuration override\n", 273453032e6eSShahar S Matityahu ext, id); 273553032e6eSShahar S Matityahu 2736b61a6610SShahar S Matityahu memcpy(active->trig, trig, sizeof(*trig)); 273753032e6eSShahar S Matityahu } 2738b61a6610SShahar S Matityahu 2739b61a6610SShahar S Matityahu memcpy(active->trig->data + offset, trig->data, 2740b61a6610SShahar S Matityahu trig_regs_size); 2741b61a6610SShahar S Matityahu active->trig->num_regions = cpu_to_le32(new_regs); 2742d47902f9SSara Sharon } 2743d47902f9SSara Sharon 2744fe1b7d6cSSara Sharon /* Since zero means infinity - just set to -1 */ 2745b61a6610SShahar S Matityahu if (!le32_to_cpu(active->trig->occurrences)) 2746b61a6610SShahar S Matityahu active->trig->occurrences = cpu_to_le32(-1); 2747fe1b7d6cSSara Sharon 2748b61a6610SShahar S Matityahu active->active = true; 2749bfd8e3daSShahar S Matityahu 2750bfd8e3daSShahar S Matityahu if (id == IWL_FW_TRIGGER_ID_PERIODIC_TRIGGER) { 2751bfd8e3daSShahar S Matityahu u32 collect_interval = le32_to_cpu(trig->trigger_data); 2752bfd8e3daSShahar S Matityahu 2753bfd8e3daSShahar S Matityahu /* the minimum allowed interval is 50ms */ 2754bfd8e3daSShahar S Matityahu if (collect_interval < 50) { 2755bfd8e3daSShahar S Matityahu collect_interval = 50; 2756bfd8e3daSShahar S Matityahu trig->trigger_data = 2757bfd8e3daSShahar S Matityahu cpu_to_le32(collect_interval); 2758bfd8e3daSShahar S Matityahu } 2759bfd8e3daSShahar S Matityahu 2760bfd8e3daSShahar S Matityahu mod_timer(&fwrt->dump.periodic_trig, 2761bfd8e3daSShahar S Matityahu jiffies + msecs_to_jiffies(collect_interval)); 2762bfd8e3daSShahar S Matityahu } 2763b61a6610SShahar S Matityahu next: 2764b61a6610SShahar S Matityahu iter += sizeof(*trig) + trig_regs_size; 2765d47902f9SSara Sharon 2766d47902f9SSara Sharon } 2767d47902f9SSara Sharon } 2768d47902f9SSara Sharon 2769d47902f9SSara Sharon static void _iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt, 2770d47902f9SSara Sharon struct iwl_apply_point_data *data, 2771d47902f9SSara Sharon enum iwl_fw_ini_apply_point pnt, 2772d47902f9SSara Sharon bool ext) 2773d47902f9SSara Sharon { 2774d47902f9SSara Sharon void *iter = data->data; 2775d47902f9SSara Sharon 2776d47902f9SSara Sharon while (iter && iter < data->data + data->size) { 2777d47902f9SSara Sharon struct iwl_ucode_tlv *tlv = iter; 2778d47902f9SSara Sharon void *ini_tlv = (void *)tlv->data; 2779d47902f9SSara Sharon u32 type = le32_to_cpu(tlv->type); 2780d47902f9SSara Sharon 2781d47902f9SSara Sharon switch (type) { 278257d88b11SShahar S Matityahu case IWL_UCODE_TLV_TYPE_DEBUG_INFO: 278357d88b11SShahar S Matityahu iwl_fw_dbg_info_apply(fwrt, ini_tlv, ext, pnt); 278457d88b11SShahar S Matityahu break; 27850ec7bfb2SShahar S Matityahu case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION: { 27860ec7bfb2SShahar S Matityahu struct iwl_fw_ini_allocation_data *buf_alloc = ini_tlv; 27870ec7bfb2SShahar S Matityahu 2788427ab638SShahar S Matityahu if (pnt != IWL_FW_INI_APPLY_EARLY) { 27891f660725SMauro Rossi IWL_ERR(fwrt, 27901f660725SMauro Rossi "WRT: ext=%d. Invalid apply point %d for buffer allocation\n", 27911f660725SMauro Rossi ext, pnt); 2792427ab638SShahar S Matityahu goto next; 2793427ab638SShahar S Matityahu } 2794427ab638SShahar S Matityahu 2795e41e2c26SShahar S Matityahu iwl_fw_dbg_buffer_apply(fwrt, ini_tlv, pnt); 27960ec7bfb2SShahar S Matityahu iter += sizeof(buf_alloc->is_alloc); 2797d47902f9SSara Sharon break; 27980ec7bfb2SShahar S Matityahu } 2799d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_HCMD: 2800d47902f9SSara Sharon if (pnt < IWL_FW_INI_APPLY_AFTER_ALIVE) { 28011f660725SMauro Rossi IWL_ERR(fwrt, 28021f660725SMauro Rossi "WRT: ext=%d. Invalid apply point %d for host command\n", 28031f660725SMauro Rossi ext, pnt); 2804d47902f9SSara Sharon goto next; 2805d47902f9SSara Sharon } 280653032e6eSShahar S Matityahu iwl_fw_dbg_send_hcmd(fwrt, tlv, ext); 2807d47902f9SSara Sharon break; 2808d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_REGIONS: 2809d47902f9SSara Sharon iwl_fw_dbg_update_regions(fwrt, ini_tlv, ext, pnt); 2810d47902f9SSara Sharon break; 2811d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_TRIGGERS: 2812d47902f9SSara Sharon iwl_fw_dbg_update_triggers(fwrt, ini_tlv, ext, pnt); 2813d47902f9SSara Sharon break; 2814d47902f9SSara Sharon case IWL_UCODE_TLV_TYPE_DEBUG_FLOW: 2815d47902f9SSara Sharon break; 2816d47902f9SSara Sharon default: 281753032e6eSShahar S Matityahu WARN_ONCE(1, 281853032e6eSShahar S Matityahu "WRT: ext=%d. Invalid TLV 0x%x for apply point\n", 281953032e6eSShahar S Matityahu ext, type); 2820d47902f9SSara Sharon break; 2821d47902f9SSara Sharon } 2822d47902f9SSara Sharon next: 2823d47902f9SSara Sharon iter += sizeof(*tlv) + le32_to_cpu(tlv->length); 2824d47902f9SSara Sharon } 2825d47902f9SSara Sharon } 2826d47902f9SSara Sharon 282757d88b11SShahar S Matityahu static void iwl_fw_dbg_ini_reset_cfg(struct iwl_fw_runtime *fwrt) 2828d47902f9SSara Sharon { 28290ec7bfb2SShahar S Matityahu int i; 28300ec7bfb2SShahar S Matityahu 28310ec7bfb2SShahar S Matityahu for (i = 0; i < IWL_FW_INI_MAX_REGION_ID; i++) 28320ec7bfb2SShahar S Matityahu fwrt->dump.active_regs[i] = NULL; 2833b61a6610SShahar S Matityahu 2834b61a6610SShahar S Matityahu /* disable the triggers, used in recovery flow */ 2835b61a6610SShahar S Matityahu for (i = 0; i < IWL_FW_TRIGGER_ID_NUM; i++) 2836b61a6610SShahar S Matityahu fwrt->dump.active_trigs[i].active = false; 283757d88b11SShahar S Matityahu 283857d88b11SShahar S Matityahu memset(fwrt->dump.img_name, 0, 283957d88b11SShahar S Matityahu sizeof(fwrt->dump.img_name)); 284057d88b11SShahar S Matityahu memset(fwrt->dump.internal_dbg_cfg_name, 0, 284157d88b11SShahar S Matityahu sizeof(fwrt->dump.internal_dbg_cfg_name)); 284257d88b11SShahar S Matityahu memset(fwrt->dump.external_dbg_cfg_name, 0, 284357d88b11SShahar S Matityahu sizeof(fwrt->dump.external_dbg_cfg_name)); 2844029c25f3SShahar S Matityahu 2845029c25f3SShahar S Matityahu fwrt->trans->dbg.ini_dest = IWL_FW_INI_LOCATION_INVALID; 28460ec7bfb2SShahar S Matityahu } 2847d47902f9SSara Sharon 284857d88b11SShahar S Matityahu void iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt, 284957d88b11SShahar S Matityahu enum iwl_fw_ini_apply_point apply_point) 285057d88b11SShahar S Matityahu { 285191c28b83SShahar S Matityahu void *data = &fwrt->trans->dbg.apply_points[apply_point]; 285257d88b11SShahar S Matityahu 285357d88b11SShahar S Matityahu IWL_DEBUG_FW(fwrt, "WRT: enabling apply point %d\n", apply_point); 285457d88b11SShahar S Matityahu 285557d88b11SShahar S Matityahu if (apply_point == IWL_FW_INI_APPLY_EARLY) 285657d88b11SShahar S Matityahu iwl_fw_dbg_ini_reset_cfg(fwrt); 285757d88b11SShahar S Matityahu 2858d47902f9SSara Sharon _iwl_fw_dbg_apply_point(fwrt, data, apply_point, false); 2859d47902f9SSara Sharon 286091c28b83SShahar S Matityahu data = &fwrt->trans->dbg.apply_points_ext[apply_point]; 2861d47902f9SSara Sharon _iwl_fw_dbg_apply_point(fwrt, data, apply_point, true); 2862d47902f9SSara Sharon } 2863d47902f9SSara Sharon IWL_EXPORT_SYMBOL(iwl_fw_dbg_apply_point); 2864700b3799SShahar S Matityahu 2865700b3799SShahar S Matityahu void iwl_fwrt_stop_device(struct iwl_fw_runtime *fwrt) 2866700b3799SShahar S Matityahu { 2867c7ab138eSShahar S Matityahu int i; 2868c7ab138eSShahar S Matityahu 2869bfd8e3daSShahar S Matityahu del_timer(&fwrt->dump.periodic_trig); 2870c7ab138eSShahar S Matityahu for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++) 2871c7ab138eSShahar S Matityahu iwl_fw_dbg_collect_sync(fwrt, i); 2872700b3799SShahar S Matityahu 2873700b3799SShahar S Matityahu iwl_trans_stop_device(fwrt->trans); 2874700b3799SShahar S Matityahu } 2875700b3799SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fwrt_stop_device); 2876bfd8e3daSShahar S Matityahu 2877bfd8e3daSShahar S Matityahu void iwl_fw_dbg_periodic_trig_handler(struct timer_list *t) 2878bfd8e3daSShahar S Matityahu { 2879bfd8e3daSShahar S Matityahu struct iwl_fw_runtime *fwrt; 2880bfd8e3daSShahar S Matityahu enum iwl_fw_ini_trigger_id id = IWL_FW_TRIGGER_ID_PERIODIC_TRIGGER; 2881bfd8e3daSShahar S Matityahu int ret; 2882bfd8e3daSShahar S Matityahu typeof(fwrt->dump) *dump_ptr = container_of(t, typeof(fwrt->dump), 2883bfd8e3daSShahar S Matityahu periodic_trig); 2884bfd8e3daSShahar S Matityahu 2885bfd8e3daSShahar S Matityahu fwrt = container_of(dump_ptr, typeof(*fwrt), dump); 2886bfd8e3daSShahar S Matityahu 2887bfd8e3daSShahar S Matityahu ret = _iwl_fw_dbg_ini_collect(fwrt, id); 2888bfd8e3daSShahar S Matityahu if (!ret || ret == -EBUSY) { 2889bfd8e3daSShahar S Matityahu struct iwl_fw_ini_trigger *trig = 2890bfd8e3daSShahar S Matityahu fwrt->dump.active_trigs[id].trig; 2891bfd8e3daSShahar S Matityahu u32 occur = le32_to_cpu(trig->occurrences); 2892bfd8e3daSShahar S Matityahu u32 collect_interval = le32_to_cpu(trig->trigger_data); 2893bfd8e3daSShahar S Matityahu 2894bfd8e3daSShahar S Matityahu if (!occur) 2895bfd8e3daSShahar S Matityahu return; 2896bfd8e3daSShahar S Matityahu 2897bfd8e3daSShahar S Matityahu mod_timer(&fwrt->dump.periodic_trig, 2898bfd8e3daSShahar S Matityahu jiffies + msecs_to_jiffies(collect_interval)); 2899bfd8e3daSShahar S Matityahu } 2900bfd8e3daSShahar S Matityahu } 2901cc5470dfSShahar S Matityahu 2902cc5470dfSShahar S Matityahu #define FSEQ_REG(x) { .addr = (x), .str = #x, } 2903cc5470dfSShahar S Matityahu 2904cc5470dfSShahar S Matityahu void iwl_fw_error_print_fseq_regs(struct iwl_fw_runtime *fwrt) 2905cc5470dfSShahar S Matityahu { 2906cc5470dfSShahar S Matityahu struct iwl_trans *trans = fwrt->trans; 2907cc5470dfSShahar S Matityahu unsigned long flags; 2908cc5470dfSShahar S Matityahu int i; 2909cc5470dfSShahar S Matityahu struct { 2910cc5470dfSShahar S Matityahu u32 addr; 2911cc5470dfSShahar S Matityahu const char *str; 2912cc5470dfSShahar S Matityahu } fseq_regs[] = { 2913cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ERROR_CODE), 2914cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_INIT_VERSION), 2915cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVIO_INIT_VERSION), 2916cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_OTP_VERSION), 2917cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_TOP_CONTENT_VERSION), 2918cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_ALIVE_TOKEN), 2919cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVI_ID), 2920cc5470dfSShahar S Matityahu FSEQ_REG(FSEQ_CNVR_ID), 2921cc5470dfSShahar S Matityahu FSEQ_REG(CNVI_AUX_MISC_CHIP), 2922cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_AUX_MISC_CHIP), 2923cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM), 2924cc5470dfSShahar S Matityahu FSEQ_REG(CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR), 2925cc5470dfSShahar S Matityahu }; 2926cc5470dfSShahar S Matityahu 2927cc5470dfSShahar S Matityahu if (!iwl_trans_grab_nic_access(trans, &flags)) 2928cc5470dfSShahar S Matityahu return; 2929cc5470dfSShahar S Matityahu 2930cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "Fseq Registers:\n"); 2931cc5470dfSShahar S Matityahu 2932cc5470dfSShahar S Matityahu for (i = 0; i < ARRAY_SIZE(fseq_regs); i++) 2933cc5470dfSShahar S Matityahu IWL_ERR(fwrt, "0x%08X | %s\n", 2934cc5470dfSShahar S Matityahu iwl_read_prph_no_grab(trans, fseq_regs[i].addr), 2935cc5470dfSShahar S Matityahu fseq_regs[i].str); 2936cc5470dfSShahar S Matityahu 2937cc5470dfSShahar S Matityahu iwl_trans_release_nic_access(trans, &flags); 2938cc5470dfSShahar S Matityahu } 2939cc5470dfSShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_error_print_fseq_regs); 2940*b721f5b1SShahar S Matityahu 2941*b721f5b1SShahar S Matityahu static void _iwl_fw_dbg_stop_recording(struct iwl_trans *trans, 2942*b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 2943*b721f5b1SShahar S Matityahu { 2944*b721f5b1SShahar S Matityahu if (trans->cfg->device_family == IWL_DEVICE_FAMILY_7000) { 2945*b721f5b1SShahar S Matityahu iwl_set_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x100); 2946*b721f5b1SShahar S Matityahu return; 2947*b721f5b1SShahar S Matityahu } 2948*b721f5b1SShahar S Matityahu 2949*b721f5b1SShahar S Matityahu if (params) { 2950*b721f5b1SShahar S Matityahu params->in_sample = iwl_read_umac_prph(trans, DBGC_IN_SAMPLE); 2951*b721f5b1SShahar S Matityahu params->out_ctrl = iwl_read_umac_prph(trans, DBGC_OUT_CTRL); 2952*b721f5b1SShahar S Matityahu } 2953*b721f5b1SShahar S Matityahu 2954*b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, 0); 2955*b721f5b1SShahar S Matityahu /* wait for the DBGC to finish writing the internal buffer to DRAM to 2956*b721f5b1SShahar S Matityahu * avoid halting the HW while writing 2957*b721f5b1SShahar S Matityahu */ 2958*b721f5b1SShahar S Matityahu usleep_range(700, 1000); 2959*b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_OUT_CTRL, 0); 2960*b721f5b1SShahar S Matityahu #ifdef CONFIG_IWLWIFI_DEBUGFS 2961*b721f5b1SShahar S Matityahu trans->dbg.rec_on = false; 2962*b721f5b1SShahar S Matityahu #endif 2963*b721f5b1SShahar S Matityahu } 2964*b721f5b1SShahar S Matityahu 2965*b721f5b1SShahar S Matityahu void iwl_fw_dbg_stop_recording(struct iwl_trans *trans, 2966*b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 2967*b721f5b1SShahar S Matityahu { 2968*b721f5b1SShahar S Matityahu /* if the FW crashed or not debug monitor cfg was given, there is 2969*b721f5b1SShahar S Matityahu * no point in stopping 2970*b721f5b1SShahar S Matityahu */ 2971*b721f5b1SShahar S Matityahu if (test_bit(STATUS_FW_ERROR, &trans->status) || 2972*b721f5b1SShahar S Matityahu (!trans->dbg.dest_tlv && 2973*b721f5b1SShahar S Matityahu trans->dbg.ini_dest == IWL_FW_INI_LOCATION_INVALID)) 2974*b721f5b1SShahar S Matityahu return; 2975*b721f5b1SShahar S Matityahu 2976*b721f5b1SShahar S Matityahu if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560) { 2977*b721f5b1SShahar S Matityahu IWL_ERR(trans, 2978*b721f5b1SShahar S Matityahu "WRT: unsupported device family %d for debug stop recording\n", 2979*b721f5b1SShahar S Matityahu trans->cfg->device_family); 2980*b721f5b1SShahar S Matityahu return; 2981*b721f5b1SShahar S Matityahu } 2982*b721f5b1SShahar S Matityahu _iwl_fw_dbg_stop_recording(trans, params); 2983*b721f5b1SShahar S Matityahu } 2984*b721f5b1SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_stop_recording); 2985*b721f5b1SShahar S Matityahu 2986*b721f5b1SShahar S Matityahu static void _iwl_fw_dbg_restart_recording(struct iwl_trans *trans, 2987*b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 2988*b721f5b1SShahar S Matityahu { 2989*b721f5b1SShahar S Matityahu if (WARN_ON(!params)) 2990*b721f5b1SShahar S Matityahu return; 2991*b721f5b1SShahar S Matityahu 2992*b721f5b1SShahar S Matityahu if (trans->cfg->device_family == IWL_DEVICE_FAMILY_7000) { 2993*b721f5b1SShahar S Matityahu iwl_clear_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x100); 2994*b721f5b1SShahar S Matityahu iwl_clear_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1); 2995*b721f5b1SShahar S Matityahu iwl_set_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1); 2996*b721f5b1SShahar S Matityahu } else { 2997*b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, params->in_sample); 2998*b721f5b1SShahar S Matityahu iwl_write_umac_prph(trans, DBGC_OUT_CTRL, params->out_ctrl); 2999*b721f5b1SShahar S Matityahu } 3000*b721f5b1SShahar S Matityahu } 3001*b721f5b1SShahar S Matityahu 3002*b721f5b1SShahar S Matityahu void iwl_fw_dbg_restart_recording(struct iwl_fw_runtime *fwrt, 3003*b721f5b1SShahar S Matityahu struct iwl_fw_dbg_params *params) 3004*b721f5b1SShahar S Matityahu { 3005*b721f5b1SShahar S Matityahu /* if the FW crashed or not debug monitor cfg was given, there is 3006*b721f5b1SShahar S Matityahu * no point in restarting 3007*b721f5b1SShahar S Matityahu */ 3008*b721f5b1SShahar S Matityahu if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status) || 3009*b721f5b1SShahar S Matityahu (!fwrt->trans->dbg.dest_tlv && 3010*b721f5b1SShahar S Matityahu fwrt->trans->dbg.ini_dest == IWL_FW_INI_LOCATION_INVALID)) 3011*b721f5b1SShahar S Matityahu return; 3012*b721f5b1SShahar S Matityahu 3013*b721f5b1SShahar S Matityahu if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560) { 3014*b721f5b1SShahar S Matityahu IWL_ERR(fwrt, 3015*b721f5b1SShahar S Matityahu "WRT: unsupported device family %d for debug restart recording\n", 3016*b721f5b1SShahar S Matityahu fwrt->trans->cfg->device_family); 3017*b721f5b1SShahar S Matityahu return; 3018*b721f5b1SShahar S Matityahu } 3019*b721f5b1SShahar S Matityahu _iwl_fw_dbg_restart_recording(fwrt->trans, params); 3020*b721f5b1SShahar S Matityahu #ifdef CONFIG_IWLWIFI_DEBUGFS 3021*b721f5b1SShahar S Matityahu iwl_fw_set_dbg_rec_on(fwrt); 3022*b721f5b1SShahar S Matityahu #endif 3023*b721f5b1SShahar S Matityahu } 3024*b721f5b1SShahar S Matityahu IWL_EXPORT_SYMBOL(iwl_fw_dbg_restart_recording); 3025