diff options
| author | Eran Harary <eran.harary@intel.com> | 2015-02-10 09:25:50 +0200 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2015-03-01 16:55:11 +0200 |
| commit | 3c118cdb9cd8c8425320f5153054250c5b93d8c0 (patch) | |
| tree | d36483eb96cb6d75b7aa2733fa867f27f5c69661 /drivers | |
| parent | 1f9403863c080478ad78247c89b018e95bdfb027 (diff) | |
iwlwifi: mvm: don't write to DBGC_OUT_CTRL when stopping the recording
Due to HW bug in the DBGC when driver want to stop the dbg recording it
should wait 100us before collecting the data instead of write 0 to
DBGC_OUT_CTRL.
Signed-off-by: Eran Harary <eran.harary@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/fw.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index ca38e9817374..ab81124c6029 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -458,7 +458,8 @@ void iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm) iwl_set_bits_prph(mvm->trans, MON_BUFF_SAMPLE_CTL, 0x100); } else { iwl_write_prph(mvm->trans, DBGC_IN_SAMPLE, 0); - iwl_write_prph(mvm->trans, DBGC_OUT_CTRL, 0); + /* wait before we collect the data till the DBGC stop */ + udelay(100); } schedule_work(&mvm->fw_error_dump_wk); |