diff options
| author | Liad Kaufman <liad.kaufman@intel.com> | 2015-01-04 11:03:13 +0200 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2015-01-22 17:53:56 +0200 |
| commit | e93475a0ff492000bfd911f44626a3d1d44025b5 (patch) | |
| tree | a7c7e012cbd919a1bda0357f1aa92be18df2db01 /drivers/net/wireless/iwlwifi | |
| parent | e5d74646526335a00c9591578a188dfb59ad745b (diff) | |
iwlwifi: mvm: make sure state isn't in d0i3 when stopping fw monitor
In case platform is in d0i3 - make sure it is awake when
writing the registers to stop the monitor when collecting FW
debug data. Plus, remove unneeded mutex locking currently
done.
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/debugfs.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index f89b795fd4b..afd1986a321 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -988,9 +988,14 @@ static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm, char *buf, size_t count, loff_t *ppos) { - mutex_lock(&mvm->mutex); + int ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_PRPH_WRITE); + + if (ret) + return ret; + iwl_mvm_fw_dbg_collect(mvm); - mutex_unlock(&mvm->mutex); + + iwl_mvm_unref(mvm, IWL_MVM_REF_PRPH_WRITE); return count; } |