]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
wifi: iwlwifi: mvm: pause TCM on fast resume
authorMiri Korenblit <miriam.rachel.korenblit@intel.com>
Thu, 29 Jan 2026 19:27:10 +0000 (21:27 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 11 Feb 2026 12:41:58 +0000 (13:41 +0100)
commit0031f8829c7fb03b2df74452797b201bfce7477d
treecce96d415f34b95f9d3eeac4cb686267bb0c3527
parent9b9f52f052f4953fecd2190ae2dde3aa76d10962
wifi: iwlwifi: mvm: pause TCM on fast resume

[ Upstream commit fb7f54aa2a99b07945911152c5d3d4a6eb39f797 ]

Not pausing it means that we can have the TCM work queued into a
non-freezable workqueue, which, in resume, is re-activated before the
driver's resume is called.
The TCM work might send commands to the FW before we resumed the device,
leading to an assert.

Closes: https://lore.kernel.org/linux-wireless/aTDoDiD55qlUZ0pn@debian.local/
Tested-by: Chris Bainbridge <chris.bainbridge@gmail.com>
Fixes: e8bb19c1d590 ("wifi: iwlwifi: support fast resume")
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20260129212650.05621f3faedb.I44df9cf9183b5143df8078131e0d87c0fd7e1763@changeid
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/net/wireless/intel/iwlwifi/mvm/d3.c