[PATCH 5.4 63/90] iwlwifi: dbg: force stop the debug monitor HW

Greg Kroah-Hartman
2020-02-03T16:39:33Z

From: Shahar S Matityahu <shahar.s.matityahu@intel.com>

[ Upstream commit 990aba28f5001f6e90fdd84e13612b560a75deda ]

The driver is required to stop the debug monitor HW recording regardless
of the debug configuration since the driver is responsible to halt the
FW DBGC.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index 87421807e040b..386ca67ec7b4e 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -2490,12 +2490,7 @@ int iwl_fw_dbg_stop_restart_recording(struct iwl_fw_runtime *fwrt,
{
int ret = 0;

- /* if the FW crashed or not debug monitor cfg was given, there is
- * no point in changing the recording state
- */
- if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status) ||
- (!fwrt->trans->dbg.dest_tlv &&
- fwrt->trans->dbg.ini_dest == IWL_FW_INI_LOCATION_INVALID))
+ if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status))
return 0;

if (fw_has_capa(&fwrt->fw->ucode_capa,
--
2.20.1