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Commit a43ad46a authored by Johannes Berg's avatar Johannes Berg Committed by Emmanuel Grumbach
Browse files

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: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent 2ce89cd6

drivers/net/wireless/iwlwifi/iwl-debug.h

+2 −0
Original line number Diff line number Diff line
@@ -145,6 +145,7 @@ do { \ 
#define IWL_DL_HCMD		0x00000004

#define IWL_DL_STATE		0x00000008

/* 0x000000F0 - 0x00000010 */

#define IWL_DL_QUOTA		0x00000010

#define IWL_DL_TE		0x00000020

#define IWL_DL_EEPROM		0x00000040

#define IWL_DL_RADIO		0x00000080
@@ -189,6 +190,7 @@ do { \ 
#define IWL_DEBUG_LED(p, f, a...)	IWL_DEBUG(p, IWL_DL_LED, f, ## a)

#define IWL_DEBUG_WEP(p, f, a...)	IWL_DEBUG(p, IWL_DL_WEP, f, ## a)

#define IWL_DEBUG_HC(p, f, a...)	IWL_DEBUG(p, IWL_DL_HCMD, f, ## a)

#define IWL_DEBUG_QUOTA(p, f, a...)	IWL_DEBUG(p, IWL_DL_QUOTA, f, ## a)

#define IWL_DEBUG_TE(p, f, a...)	IWL_DEBUG(p, IWL_DL_TE, f, ## a)

#define IWL_DEBUG_EEPROM(d, f, a...)	IWL_DEBUG_DEV(d, IWL_DL_EEPROM, f, ## a)

#define IWL_DEBUG_CALIB(p, f, a...)	IWL_DEBUG(p, IWL_DL_CALIB, f, ## a)

drivers/net/wireless/iwlwifi/mvm/quota.c

+12 −0
Original line number Diff line number Diff line
@@ -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;

		}

	}