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authorEyal Shapira <eyal@wizery.com>2015-02-02 13:46:22 +0300
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2015-03-01 17:55:06 +0300
commit16c426ff9e13a06d754ed7484f5e6e6d6550f968 (patch)
treebde9ac52a03c3032ae37175654e5aab466494315 /drivers/net/wireless/iwlwifi
parent878985ce7e384c11dae751b4c217f5abe8b62806 (diff)
downloadlinux-16c426ff9e13a06d754ed7484f5e6e6d6550f968.tar.xz
iwlwifi: mvm: rs: print single stream params via debugfs
Add this to the info printed when reading rate_scale_table. Useful for debugging. 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')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/rs.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c
index 43f807f0c731..6578498dd5af 100644
--- a/drivers/net/wireless/iwlwifi/mvm/rs.c
+++ b/drivers/net/wireless/iwlwifi/mvm/rs.c
@@ -3323,6 +3323,7 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file,
struct iwl_mvm *mvm;
struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
struct rs_rate *rate = &tbl->rate;
+ u32 ss_params;
mvm = lq_sta->pers.drv;
buff = kmalloc(2048, GFP_KERNEL);
if (!buff)
@@ -3369,6 +3370,16 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file,
lq_sta->lq.agg_frame_cnt_limit);
desc += sprintf(buff+desc, "reduced tpc=%d\n", lq_sta->lq.reduced_tpc);
+ ss_params = le32_to_cpu(lq_sta->lq.ss_params);
+ desc += sprintf(buff+desc, "single stream params: %s%s%s%s\n",
+ (ss_params & LQ_SS_PARAMS_VALID) ?
+ "VALID," : "INVALID",
+ (ss_params & LQ_SS_BFER_ALLOWED) ?
+ "BFER," : "",
+ (ss_params & LQ_SS_STBC_1SS_ALLOWED) ?
+ "STBC," : "",
+ (ss_params & LQ_SS_FORCE) ?
+ "FORCE" : "");
desc += sprintf(buff+desc,
"Start idx [0]=0x%x [1]=0x%x [2]=0x%x [3]=0x%x\n",
lq_sta->lq.initial_rate_index[0],