Commit a1ed4025 authored by Haim Dreyfuss's avatar Haim Dreyfuss Committed by Emmanuel Grumbach

iwlwifi: mvm: Configure EBS scan ratio

This configuration defines the ratio between number of scan iterations
where EBS is involved to those where it is not.
This configuration was left unconfigured due to inaccurate documentation.
Fix documentation as well.
Signed-off-by: default avatarHaim Dreyfuss <haim.dreyfuss@intel.com>
Reviewed-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent d9f1fc20
......@@ -653,8 +653,11 @@ enum iwl_scan_channel_flags {
};
/* iwl_scan_channel_opt - CHANNEL_OPTIMIZATION_API_S
* @flags: enum iwl_scan_channel_flgs
* @non_ebs_ratio: how many regular scan iteration before EBS
* @flags: enum iwl_scan_channel_flags
* @non_ebs_ratio: defines the ratio of number of scan iterations where EBS is
* involved.
* 1 - EBS is disabled.
* 2 - every second scan will be full scan(and so on).
*/
struct iwl_scan_channel_opt {
__le16 flags;
......
......@@ -72,6 +72,8 @@
#define IWL_PLCP_QUIET_THRESH 1
#define IWL_ACTIVE_QUIET_TIME 10
#define IWL_DENSE_EBS_SCAN_RATIO 5
#define IWL_SPARSE_EBS_SCAN_RATIO 1
struct iwl_mvm_scan_params {
u32 max_out_time;
......@@ -1296,10 +1298,14 @@ iwl_mvm_build_generic_unified_scan_cmd(struct iwl_mvm *mvm,
cpu_to_le16(IWL_SCAN_CHANNEL_FLAG_EBS |
IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE |
IWL_SCAN_CHANNEL_FLAG_CACHE_ADD);
cmd->channel_opt[0].non_ebs_ratio =
cpu_to_le16(IWL_DENSE_EBS_SCAN_RATIO);
cmd->channel_opt[1].flags =
cpu_to_le16(IWL_SCAN_CHANNEL_FLAG_EBS |
IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE |
IWL_SCAN_CHANNEL_FLAG_CACHE_ADD);
cmd->channel_opt[1].non_ebs_ratio =
cpu_to_le16(IWL_SPARSE_EBS_SCAN_RATIO);
}
if (iwl_mvm_rrm_scan_needed(mvm))
......
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