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path: root/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-drv.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-drv.c104
1 files changed, 64 insertions, 40 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
index bf1be985f36b..689a65b11cc3 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
@@ -8,6 +8,7 @@
* Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
+ * Copyright(c) 2018 - 2019 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@@ -30,6 +31,7 @@
* Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
+ * Copyright(c) 2018 - 2019 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -75,6 +77,7 @@
#include "iwl-dbg-tlv.h"
#include "iwl-config.h"
#include "iwl-modparams.h"
+#include "fw/api/alive.h"
/******************************************************************************
*
@@ -210,18 +213,15 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first)
{
const struct iwl_cfg *cfg = drv->trans->cfg;
char tag[8];
- const char *fw_pre_name;
if (drv->trans->cfg->device_family == IWL_DEVICE_FAMILY_9000 &&
- (CSR_HW_REV_STEP(drv->trans->hw_rev) == SILICON_B_STEP ||
- CSR_HW_REV_STEP(drv->trans->hw_rev) == SILICON_C_STEP))
- fw_pre_name = cfg->fw_name_pre_b_or_c_step;
- else if (drv->trans->cfg->integrated &&
- CSR_HW_RFID_STEP(drv->trans->hw_rf_id) == SILICON_B_STEP &&
- cfg->fw_name_pre_rf_next_step)
- fw_pre_name = cfg->fw_name_pre_rf_next_step;
- else
- fw_pre_name = cfg->fw_name_pre;
+ (CSR_HW_REV_STEP(drv->trans->hw_rev) != SILICON_B_STEP &&
+ CSR_HW_REV_STEP(drv->trans->hw_rev) != SILICON_C_STEP)) {
+ IWL_ERR(drv,
+ "Only HW steps B and C are currently supported (0x%0x)\n",
+ drv->trans->hw_rev);
+ return -EINVAL;
+ }
if (first) {
drv->fw_index = cfg->ucode_api_max;
@@ -235,15 +235,13 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first)
IWL_ERR(drv, "no suitable firmware found!\n");
if (cfg->ucode_api_min == cfg->ucode_api_max) {
- IWL_ERR(drv, "%s%d is required\n", fw_pre_name,
+ IWL_ERR(drv, "%s%d is required\n", cfg->fw_name_pre,
cfg->ucode_api_max);
} else {
IWL_ERR(drv, "minimum version required: %s%d\n",
- fw_pre_name,
- cfg->ucode_api_min);
+ cfg->fw_name_pre, cfg->ucode_api_min);
IWL_ERR(drv, "maximum version supported: %s%d\n",
- fw_pre_name,
- cfg->ucode_api_max);
+ cfg->fw_name_pre, cfg->ucode_api_max);
}
IWL_ERR(drv,
@@ -252,7 +250,7 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first)
}
snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode",
- fw_pre_name, tag);
+ cfg->fw_name_pre, tag);
IWL_DEBUG_INFO(drv, "attempting to load firmware '%s'\n",
drv->firmware_name);
@@ -593,6 +591,8 @@ static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv,
return 0;
}
+#define FW_ADDR_CACHE_CONTROL 0xC0000000
+
static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
const struct firmware *ucode_raw,
struct iwl_firmware_pieces *pieces,
@@ -1090,6 +1090,52 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
return -ENOMEM;
break;
}
+ case IWL_UCODE_TLV_FW_RECOVERY_INFO: {
+ struct {
+ __le32 buf_addr;
+ __le32 buf_size;
+ } *recov_info = (void *)tlv_data;
+
+ if (tlv_len != sizeof(*recov_info))
+ goto invalid_tlv_len;
+ capa->error_log_addr =
+ le32_to_cpu(recov_info->buf_addr);
+ capa->error_log_size =
+ le32_to_cpu(recov_info->buf_size);
+ }
+ break;
+ case IWL_UCODE_TLV_UMAC_DEBUG_ADDRS: {
+ struct iwl_umac_debug_addrs *dbg_ptrs =
+ (void *)tlv_data;
+
+ if (tlv_len != sizeof(*dbg_ptrs))
+ goto invalid_tlv_len;
+ if (drv->trans->cfg->device_family <
+ IWL_DEVICE_FAMILY_22000)
+ break;
+ drv->trans->umac_error_event_table =
+ le32_to_cpu(dbg_ptrs->error_info_addr) &
+ ~FW_ADDR_CACHE_CONTROL;
+ drv->trans->error_event_table_tlv_status |=
+ IWL_ERROR_EVENT_TABLE_UMAC;
+ break;
+ }
+ case IWL_UCODE_TLV_LMAC_DEBUG_ADDRS: {
+ struct iwl_lmac_debug_addrs *dbg_ptrs =
+ (void *)tlv_data;
+
+ if (tlv_len != sizeof(*dbg_ptrs))
+ goto invalid_tlv_len;
+ if (drv->trans->cfg->device_family <
+ IWL_DEVICE_FAMILY_22000)
+ break;
+ drv->trans->lmac_error_event_table[0] =
+ le32_to_cpu(dbg_ptrs->error_event_table_ptr) &
+ ~FW_ADDR_CACHE_CONTROL;
+ drv->trans->error_event_table_tlv_status |=
+ IWL_ERROR_EVENT_TABLE_LMAC1;
+ break;
+ }
case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION:
case IWL_UCODE_TLV_TYPE_HCMD:
case IWL_UCODE_TLV_TYPE_REGIONS:
@@ -1207,11 +1253,6 @@ _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op)
#ifdef CONFIG_IWLWIFI_DEBUGFS
drv->dbgfs_op_mode = debugfs_create_dir(op->name,
drv->dbgfs_drv);
- if (!drv->dbgfs_op_mode) {
- IWL_ERR(drv,
- "failed to create opmode debugfs directory\n");
- return op_mode;
- }
dbgfs_dir = drv->dbgfs_op_mode;
#endif
@@ -1267,8 +1308,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context)
fw->ucode_capa.standard_phy_calibration_size =
IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE;
fw->ucode_capa.n_scan_channels = IWL_DEFAULT_SCAN_CHANNELS;
- /* dump all fw memory areas by default except d3 debug data */
- fw->dbg.dump_mask = 0xfffdffff;
+ /* dump all fw memory areas by default */
+ fw->dbg.dump_mask = 0xffffffff;
pieces = kzalloc(sizeof(*pieces), GFP_KERNEL);
if (!pieces)
@@ -1574,20 +1615,8 @@ struct iwl_drv *iwl_drv_start(struct iwl_trans *trans)
drv->dbgfs_drv = debugfs_create_dir(dev_name(trans->dev),
iwl_dbgfs_root);
- if (!drv->dbgfs_drv) {
- IWL_ERR(drv, "failed to create debugfs directory\n");
- ret = -ENOMEM;
- goto err_free_tlv;
- }
-
/* Create transport layer debugfs dir */
drv->trans->dbgfs_dir = debugfs_create_dir("trans", drv->dbgfs_drv);
-
- if (!drv->trans->dbgfs_dir) {
- IWL_ERR(drv, "failed to create transport debugfs directory\n");
- ret = -ENOMEM;
- goto err_free_dbgfs;
- }
#endif
ret = iwl_request_firmware(drv, true);
@@ -1600,9 +1629,7 @@ struct iwl_drv *iwl_drv_start(struct iwl_trans *trans)
err_fw:
#ifdef CONFIG_IWLWIFI_DEBUGFS
-err_free_dbgfs:
debugfs_remove_recursive(drv->dbgfs_drv);
-err_free_tlv:
iwl_fw_dbg_free(drv->trans);
#endif
kfree(drv);
@@ -1713,9 +1740,6 @@ static int __init iwl_drv_init(void)
#ifdef CONFIG_IWLWIFI_DEBUGFS
/* Create the root of iwlwifi debugfs subsystem. */
iwl_dbgfs_root = debugfs_create_dir(DRV_NAME, NULL);
-
- if (!iwl_dbgfs_root)
- return -EFAULT;
#endif
return iwl_pci_register_driver();
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