diff options
| author | Eran Harary <eran.harary@intel.com> | 2014-12-01 18:40:37 +0300 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2014-12-02 17:51:56 +0300 |
| commit | 61df750cb00b69882ba3acbb82e9368d01119c93 (patch) | |
| tree | 09b520e3053c82de3bf355402941043e2b22d234 /drivers/net/wireless/iwlwifi/iwl-drv.c | |
| parent | 99684ae3567fde6b0f651ed6400e5306562d366e (diff) | |
| download | linux-61df750cb00b69882ba3acbb82e9368d01119c93.tar.xz | |
iwlwifi: mvm: Ability to work with packed usniffer image
The new ucode package format holds also the usniffer images
(in addition to the operational images and the TLVs).
The driver can load the usniffer image if debug
configuration tells it to.
Signed-off-by: Eran Harary <eran.harary@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-drv.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-drv.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index a53b534aa232..38de1513e4de 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -591,6 +591,8 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, char buildstr[25]; u32 build; int num_of_cpus; + bool usniffer_images = false; + bool usniffer_req = false; if (len < sizeof(*ucode)) { IWL_ERR(drv, "uCode has invalid length: %zd\n", len); @@ -908,6 +910,9 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, break; } + if (conf->usniffer) + usniffer_req = true; + IWL_INFO(drv, "Found debug configuration: %d\n", conf->id); @@ -915,12 +920,24 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, pieces->dbg_conf_tlv_len[conf->id] = tlv_len; break; } + case IWL_UCODE_TLV_SEC_RT_USNIFFER: + usniffer_images = true; + iwl_store_ucode_sec(pieces, tlv_data, + IWL_UCODE_REGULAR_USNIFFER, + tlv_len); + break; default: IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type); break; } } + if (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; + } + if (len) { IWL_ERR(drv, "invalid TLV after parsing: %zd\n", len); iwl_print_hex_dump(drv, IWL_DL_FW, (u8 *)data, len); |