]> asedeno.scripts.mit.edu Git - linux.git/commit
iwlwifi: pcie: trace IOVA for iwlwifi_dev_tx_tb
authorJohannes Berg <johannes.berg@intel.com>
Mon, 30 Sep 2019 09:49:49 +0000 (11:49 +0200)
committerLuca Coelho <luciano.coelho@intel.com>
Wed, 20 Nov 2019 10:28:55 +0000 (12:28 +0200)
commit9b08ae2219b141a31de2935452e7fe20ea10a72d
tree42a79757b4d9173a5d507d79a2526fa823ce0dcc
parente7babbe31fe28a812eb64dab16a0c4423c6ebadd
iwlwifi: pcie: trace IOVA for iwlwifi_dev_tx_tb

We trace the whole TFD with all TBs when in iwlwifi_dev_tx,
but sometimes we add TBs to it later and then we don't have
any of this data. Trace the I/O virtual address (IOVA) (it
can be the physical address, or as returned by the IOMMU)
here to aid debugging the DMA flows.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
drivers/net/wireless/intel/iwlwifi/iwl-devtrace-data.h
drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
drivers/net/wireless/intel/iwlwifi/pcie/tx.c