diff options
| author |   Shahar S Matityahu <shahar.s.matityahu@intel.com> | 2018-02-20 17:20:32 +0200 |
|---|---|---|
| committer |   Luca Coelho <luciano.coelho@intel.com> | 2018-08-02 10:50:06 +0300 |
| commit | 520f03eaaad7c4ede831f93995a0b0a916f369d8 (patch) | |
| tree | 1890427e8c1bc45594fca2a8902d454700eec319 /drivers/net/wireless/intel/iwlwifi/iwl-drv.c | |
| parent | iwlwifi: trans: add a new op for getting DMA data (diff) | |
| download | linux-dev-520f03eaaad7c4ede831f93995a0b0a916f369d8.tar.xz linux-dev-520f03eaaad7c4ede831f93995a0b0a916f369d8.zip | |
iwlwifi: allow masking out memory areas from the fw dump
Reading and dumping memory areas takes time, and sometimes
dumping all of the areas isn't necessary.
Allow choosing the memory areas which should be dumped.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Golan Ben Ami <golan.ben.ami@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-drv.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 38fcc6a9d421..370281e338b2 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -1043,6 +1043,17 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, pieces->dbg_trigger_tlv_len[trigger_id] = tlv_len; break; } + case IWL_UCODE_TLV_FW_DBG_DUMP_LST: { + if (tlv_len != sizeof(u32)) { + IWL_ERR(drv, + "dbg lst mask size incorrect, skip\n"); + break; + } + + drv->fw.dbg_dump_mask = + le32_to_cpup((__le32 *)tlv_data); + break; + } case IWL_UCODE_TLV_SEC_RT_USNIFFER: *usniffer_images = true; iwl_store_ucode_sec(pieces, tlv_data, @@ -1316,6 +1327,8 @@ 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 */ + fw->dbg_dump_mask = 0xffffffff; pieces = kzalloc(sizeof(*pieces), GFP_KERNEL); if (!pieces) |