commit f0c512d291af4fac243f24436079ddeb7886d7e0
author Deepthi Gowri <c_gowri@qti.qualcomm.com> Thu Feb 04 18:18:39 2016 +0530
committer Satyanarayana Dash <sadash@codeaurora.org> Tue Feb 09 16:10:14 2016 +0530
tree ebdf3a96a118cf7acb50c5bd1fa558579f3a03ed
parent 65f4cca2b2f2178dce0b2456fef8013ee9af1ba2

wlan: Fix packet jitter caused by increased dwell time

Currently the dwell is doubled even for the driver initiated
scans which causes packet jitter.To address this, double
the dwell time only for user initiated scan request.

CRs-Fixed: 972227
Change-Id: Id02802ff1716744e5bef55c21f9cdd6ce0367946

CORE/SME/src/csr/csrApiScan.c

diff --git a/CORE/SME/src/csr/csrApiScan.c b/CORE/SME/src/csr/csrApiScan.c
index 82b7d99..1b7111b 100644
--- a/CORE/SME/src/csr/csrApiScan.c
+++ b/CORE/SME/src/csr/csrApiScan.c
@@ -613,7 +613,7 @@
     eHalStatus status = eHAL_STATUS_FAILURE;
     tSmeCmd *pScanCmd = NULL;
     eCsrConnectState ConnectState;
-    
+
     if(pScanRequest == NULL)
     {
         smsLog( pMac, LOGE, FL(" pScanRequest is NULL"));
@@ -803,7 +803,8 @@
                                    "dwell time for first scan %u"),
                                     scanReq.maxChnTime);
                         }
-                        if (!(pScanRequest->p2pSearch)
+                        if ((pScanCmd->u.scanCmd.reason == eCsrScanUserRequest)
+                           && !(pScanRequest->p2pSearch)
                            &&(pScanRequest->ChannelInfo.numOfChannels
                            < pMac->roam.configParam.
                                  max_chan_for_dwell_time_cfg))
@@ -880,7 +881,8 @@
                                  pScanRequest->maxChnTime);
                 }
 
-                if (!(pScanRequest->p2pSearch)
+                if ((pScanCmd->u.scanCmd.reason == eCsrScanUserRequest)
+                         && !(pScanRequest->p2pSearch)
                          && (pScanRequest->ChannelInfo.numOfChannels
                          < pMac->roam.configParam.max_chan_for_dwell_time_cfg))
                 {