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| author | Johannes Berg | 2013-06-12 14:55:40 +0200 |
|---|---|---|
| committer | Johannes Berg | 2013-06-18 11:51:51 +0200 |
| commit | b01147140a2a609d91538fdfec8e2d688d379662 (patch) | |
| tree | 4bf22ae0ce05c21c39a8161e79839bdff9e5c858 /drivers/net/wireless/iwlwifi/mvm/debugfs.c | |
| parent | iwlwifi: bump required firmware API version for 3160/7260 (diff) | |
| download | kernel-qcow2-linux-b01147140a2a609d91538fdfec8e2d688d379662.tar.gz kernel-qcow2-linux-b01147140a2a609d91538fdfec8e2d688d379662.tar.xz kernel-qcow2-linux-b01147140a2a609d91538fdfec8e2d688d379662.zip | |
iwlwifi: mvm: allow firmware crashes to wake system for debug
When the D3 firmware crashes, it can be helpful for debugging to
resume the system to get the SRAM snapshot to see why it crashed.
Allow enabling this with a debugfs option.
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/debugfs.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/debugfs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index b7643c16201f..63d19d94b018 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -939,6 +939,9 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir) #ifdef CONFIG_PM_SLEEP MVM_DEBUGFS_ADD_FILE(d3_sram, mvm->debugfs_dir, S_IRUSR | S_IWUSR); MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, S_IRUSR); + if (!debugfs_create_bool("d3_wake_sysassert", S_IRUSR | S_IWUSR, + mvm->debugfs_dir, &mvm->d3_wake_sysassert)) + goto err; #endif /* |