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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.c45
1 files changed, 30 insertions, 15 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
index ab4c2a0470b2..f899666acb41 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
@@ -7,6 +7,7 @@
*
* Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
+ * Copyright(c) 2016 Intel Deutschland GmbH
*
* 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
@@ -33,6 +34,7 @@
*
* Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
+ * Copyright(c) 2016 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -374,15 +376,12 @@ static int iwl_store_cscheme(struct iwl_fw *fw, const u8 *data, const u32 len)
return 0;
}
-static int iwl_store_gscan_capa(struct iwl_fw *fw, const u8 *data,
- const u32 len)
+static void iwl_store_gscan_capa(struct iwl_fw *fw, const u8 *data,
+ const u32 len)
{
struct iwl_fw_gscan_capabilities *fw_capa = (void *)data;
struct iwl_gscan_capabilities *capa = &fw->gscan_capa;
- if (len < sizeof(*fw_capa))
- return -EINVAL;
-
capa->max_scan_cache_size = le32_to_cpu(fw_capa->max_scan_cache_size);
capa->max_scan_buckets = le32_to_cpu(fw_capa->max_scan_buckets);
capa->max_ap_cache_per_scan =
@@ -395,7 +394,15 @@ static int iwl_store_gscan_capa(struct iwl_fw *fw, const u8 *data,
le32_to_cpu(fw_capa->max_significant_change_aps);
capa->max_bssid_history_entries =
le32_to_cpu(fw_capa->max_bssid_history_entries);
- return 0;
+ capa->max_hotlist_ssids = le32_to_cpu(fw_capa->max_hotlist_ssids);
+ capa->max_number_epno_networks =
+ le32_to_cpu(fw_capa->max_number_epno_networks);
+ capa->max_number_epno_networks_by_ssid =
+ le32_to_cpu(fw_capa->max_number_epno_networks_by_ssid);
+ capa->max_number_of_white_listed_ssid =
+ le32_to_cpu(fw_capa->max_number_of_white_listed_ssid);
+ capa->max_number_of_black_listed_ssid =
+ le32_to_cpu(fw_capa->max_number_of_black_listed_ssid);
}
/*
@@ -1023,8 +1030,15 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_FW_GSCAN_CAPA:
- if (iwl_store_gscan_capa(&drv->fw, tlv_data, tlv_len))
- goto invalid_tlv_len;
+ /*
+ * Don't return an error in case of a shorter tlv_len
+ * to enable loading of FW that has an old format
+ * of GSCAN capabilities TLV.
+ */
+ if (tlv_len < sizeof(struct iwl_fw_gscan_capabilities))
+ break;
+
+ iwl_store_gscan_capa(&drv->fw, tlv_data, tlv_len);
gscan_capa = true;
break;
default:
@@ -1033,7 +1047,8 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
}
}
- if (usniffer_req && !*usniffer_images) {
+ if (!fw_has_capa(capa, IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED) &&
+ usniffer_req && !*usniffer_images) {
IWL_ERR(drv,
"user selected to work with usniffer but usniffer image isn't available in ucode package\n");
return -EINVAL;
@@ -1045,12 +1060,8 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
return -EINVAL;
}
- /*
- * If ucode advertises that it supports GSCAN but GSCAN
- * capabilities TLV is not present, warn and continue without GSCAN.
- */
- if (fw_has_capa(capa, IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT) &&
- WARN(!gscan_capa,
+ if (WARN(fw_has_capa(capa, IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT) &&
+ !gscan_capa,
"GSCAN is supported but capabilities TLV is unavailable\n"))
__clear_bit((__force long)IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT,
capa->_capa);
@@ -1718,3 +1729,7 @@ MODULE_PARM_DESC(fw_monitor,
module_param_named(d0i3_timeout, iwlwifi_mod_params.d0i3_entry_delay,
uint, S_IRUGO);
MODULE_PARM_DESC(d0i3_timeout, "Timeout to D0i3 entry when idle (ms)");
+
+module_param_named(disable_11ac, iwlwifi_mod_params.disable_11ac, bool,
+ S_IRUGO);
+MODULE_PARM_DESC(disable_11ac, "Disable VHT capabilities");
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