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authorJohannes Berg <johannes.berg@intel.com>2014-08-04 18:39:54 +0400
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2014-09-03 23:49:03 +0400
commita43ad46a450b1a4466f34b057522f56c125710fb (patch)
tree159676d19db2aea3a1be06dee0daae20210efb25 /drivers/net/wireless/iwlwifi/mvm/quota.c
parent2ce89cd6dfc2ea57497ab38f88d4878c06869a81 (diff)
downloadlinux-a43ad46a450b1a4466f34b057522f56c125710fb.tar.xz
iwlwifi: mvm: add some debugging to quota allocation
In order to follow more easily what's going on, add some debug statements to the quota allocation algorithm. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/quota.c')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/quota.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/quota.c b/drivers/net/wireless/iwlwifi/mvm/quota.c
index 4e20b3ce2b6a..300639ce78be 100644
--- a/drivers/net/wireless/iwlwifi/mvm/quota.c
+++ b/drivers/net/wireless/iwlwifi/mvm/quota.c
@@ -161,6 +161,9 @@ static void iwl_mvm_adjust_quota_for_noa(struct iwl_mvm *mvm,
quota *= (beacon_int - mvm->noa_duration);
quota /= beacon_int;
+ IWL_DEBUG_QUOTA(mvm, "quota: adjust for NoA from %d to %d\n",
+ le32_to_cpu(cmd->quotas[i].quota), quota);
+
cmd->quotas[i].quota = cpu_to_le32(quota);
}
#endif
@@ -222,6 +225,9 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
quota = (QUOTA_100 - QUOTA_LOWLAT_MIN) / n_non_lowlat;
quota_rem = QUOTA_100 - n_non_lowlat * quota -
QUOTA_LOWLAT_MIN;
+ IWL_DEBUG_QUOTA(mvm,
+ "quota: low-latency binding active, remaining quota per other binding: %d\n",
+ quota);
} else if (num_active_macs) {
/*
* There are 0 or more than 1 low latency bindings, or all the
@@ -230,6 +236,9 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
*/
quota = QUOTA_100 / num_active_macs;
quota_rem = QUOTA_100 % num_active_macs;
+ IWL_DEBUG_QUOTA(mvm,
+ "quota: splitting evenly per binding: %d\n",
+ quota);
} else {
/* values don't really matter - won't be used */
quota = 0;
@@ -271,6 +280,9 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
for (i = 0; i < MAX_BINDINGS; i++) {
if (le32_to_cpu(cmd.quotas[i].quota) != 0) {
le32_add_cpu(&cmd.quotas[i].quota, quota_rem);
+ IWL_DEBUG_QUOTA(mvm,
+ "quota: giving remainder of %d to binding %d\n",
+ quota_rem, i);
break;
}
}