diff options
| author | Johannes Berg <[email protected]> | 2023-06-13 15:57:25 +0300 |
|---|---|---|
| committer | Johannes Berg <[email protected]> | 2023-06-14 12:32:21 +0200 |
| commit | 583c58e3b1fa3718c52a5cbba2176cc30688c53c (patch) | |
| tree | 841b9d604717249020132408130643f1ac4450fc | |
| parent | c2a2f505e0bcb45052131d173504887041e1faae (diff) | |
wifi: iwlwifi: pcie: clear FW debug memory on init
When we restart the firmware, we shouldn't keep old debug data
around. Since the "allocate" function might not reallocate the
memory block (it's only freed when we unbind from the device),
clear the memory to have a clean slate for debug data.
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Gregory Greenman <[email protected]>
Link: https://lore.kernel.org/r/20230613155501.73c32255a132.Ibd7101dcd285b01ee879fddfbf52c30d49ced3c0@changeid
Signed-off-by: Johannes Berg <[email protected]>
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index 7240beca6419..84e832fdfa83 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2007-2015, 2018-2022 Intel Corporation + * Copyright (C) 2007-2015, 2018-2023 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -171,8 +171,10 @@ static void iwl_pcie_alloc_fw_monitor_block(struct iwl_trans *trans, u32 size = 0; u8 power; - if (fw_mon->size) + if (fw_mon->size) { + memset(fw_mon->block, 0, fw_mon->size); return; + } for (power = max_power; power >= min_power; power--) { size = BIT(power); @@ -215,9 +217,6 @@ void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans, u8 max_power) max_power)) return; - if (trans->dbg.fw_mon.size) - return; - iwl_pcie_alloc_fw_monitor_block(trans, max_power, 11); } |