diff options
| author | Johannes Berg <[email protected]> | 2018-10-25 07:15:21 +0000 |
|---|---|---|
| committer | Luca Coelho <[email protected]> | 2019-01-29 14:10:32 +0000 |
| commit | 5213e8a8a28d2c4c143fec94e57c866a958ed52d (patch) | |
| tree | 9ea3de9c103a65388c74ce5750ae74dfdcedd50b /drivers/net/wireless/intel/iwlwifi/fw/api/location.h | |
| parent | iwlwifi: mvm: add location APIs (diff) | |
| download | kernel-5213e8a8a28d2c4c143fec94e57c866a958ed52d.tar.gz kernel-5213e8a8a28d2c4c143fec94e57c866a958ed52d.zip | |
iwlwifi: mvm: implement CSI reporting
Implement CSI (channel estimation matrix) reporting in the mvm
driver, if the firmware has the capability.
Currently only a debugfs API is provided as the API is still
under discussion.
For now, RX aggregation must be disabled to use this feature
on data frames as we haven't found a good way to attach the
data to A-MPDUs, given complexities with multi-queue.
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/api/location.h')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/location.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/location.h b/drivers/net/wireless/intel/iwlwifi/fw/api/location.h index 0df0851b9513..6da91ec0df55 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/location.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/location.h @@ -94,6 +94,15 @@ enum iwl_location_subcmd_ids { */ TOF_RESPONDER_DYN_CONFIG_CMD = 0x5, /** + * @CSI_HEADER_NOTIFICATION: CSI header + */ + CSI_HEADER_NOTIFICATION = 0xFA, + /** + * @CSI_CHUNKS_NOTIFICATION: CSI chunk, + * uses &struct iwl_csi_chunk_notification + */ + CSI_CHUNKS_NOTIFICATION = 0xFB, + /** * @TOF_LC_NOTIF: used for LCI/civic location, contains just * the action frame */ @@ -688,4 +697,15 @@ struct iwl_ftm_responder_stats { __le16 reserved; } __packed; /* TOF_RESPONDER_STATISTICS_NTFY_S_VER_2 */ +#define IWL_CSI_CHUNK_CTL_NUM_MASK 0x3 +#define IWL_CSI_CHUNK_CTL_IDX_MASK 0xc + +struct iwl_csi_chunk_notification { + __le32 token; + __le16 seq; + __le16 ctl; + __le32 size; + u8 data[]; +} __packed; /* CSI_CHUNKS_HDR_NTFY_API_S_VER_1 */ + #endif /* __iwl_fw_api_location_h__ */ |