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authorEyal Shapira <eyal@wizery.com>2014-08-16 01:30:30 +0300
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2014-09-14 12:56:38 +0300
commitf58220f6b9ba69c782eafbfe703be8c4bca6b33d (patch)
tree2b34f32766f85a1607d7a8ac7f5204c92230e8e4 /drivers/net/wireless/iwlwifi/mvm/rs.h
parentf3bd58f486acd954ca8d90f8733d752dbd98eec6 (diff)
iwlwifi: mvm: rs: don't zero tx stats after idle
Move the tx stats to the persistent area of lq_sta to avoid them being zeroed out every time rs reinitializes which happens after tx idle for 5 secs for example. The automatic zeroing out made them difficult to use. Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/rs.h')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/rs.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.h b/drivers/net/wireless/iwlwifi/mvm/rs.h
index 98bb9b7d69be..95c4b960fd71 100644
--- a/drivers/net/wireless/iwlwifi/mvm/rs.h
+++ b/drivers/net/wireless/iwlwifi/mvm/rs.h
@@ -333,8 +333,6 @@ struct iwl_lq_sta {
bool ldpc; /* LDPC Rx is supported by the STA */
enum ieee80211_band band;
- struct rs_rate_stats tx_stats[RS_COLUMN_COUNT][IWL_RATE_COUNT];
-
/* The following are bitmaps of rates; IWL_RATE_6M_MASK, etc. */
unsigned long active_legacy_rate;
unsigned long active_siso_rate;
@@ -362,11 +360,14 @@ struct iwl_lq_sta {
int tpc_reduce;
/* persistent fields - initialized only once - keep last! */
- struct {
+ struct lq_sta_pers {
#ifdef CONFIG_MAC80211_DEBUGFS
u32 dbg_fixed_rate;
u8 dbg_fixed_txp_reduction;
#endif
+ u8 chains;
+ s8 chain_signal[IEEE80211_MAX_CHAINS];
+ struct rs_rate_stats tx_stats[RS_COLUMN_COUNT][IWL_RATE_COUNT];
struct iwl_mvm *drv;
} pers;
};