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iwlwifi: mvm: request statistics when reading debugfs 

When statistics are read from debugfs, make sure that they
are actually updated from the firmware.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Johannes Berg 2017-11-22 09:02:42 +01:00 committed by Luca Coelho
parent f4744258f5
commit 0190ff24e5
1 changed files with 3 additions and 0 deletions
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3
drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
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@ -759,6 +759,9 @@ static ssize_t iwl_dbgfs_fw_rx_stats_read(struct file *file,
mutex_lock(&mvm->mutex);
if (iwl_mvm_firmware_running(mvm))
iwl_mvm_request_statistics(mvm, false);
pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
"Statistics_Rx - OFDM");
if (!iwl_mvm_has_new_rx_stats_api(mvm)) {