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iwlwifi: mvm: combine UMAC and LMAC scan_stop functions 

The UMAC and LMAC scan_stop functions are now nearly identical, so
they can be combined into a single function instead.

Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Luciano Coelho 2015-05-07 15:23:19 +03:00 committed by Emmanuel Grumbach
parent 434f3c1bd5
commit f2461796af
1 changed files with 13 additions and 44 deletions
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57
drivers/net/wireless/iwlwifi/mvm/scan.c
View File

@ -557,7 +557,7 @@ static bool iwl_mvm_scan_pass_all(struct iwl_mvm *mvm,
return true;
}
static int iwl_mvm_send_lmac_scan_abort(struct iwl_mvm *mvm)
static int iwl_mvm_lmac_scan_abort(struct iwl_mvm *mvm)
{
int ret;
struct iwl_host_cmd cmd = {
@ -584,36 +584,6 @@ static int iwl_mvm_send_lmac_scan_abort(struct iwl_mvm *mvm)
return ret;
}
static int iwl_mvm_lmac_scan_stop(struct iwl_mvm *mvm, int type)
{
int ret;
struct iwl_notification_wait wait_scan_done;
static const u8 scan_done_notif[] = { SCAN_OFFLOAD_COMPLETE, };
bool sched = type & IWL_MVM_SCAN_SCHED;
lockdep_assert_held(&mvm->mutex);
iwl_init_notification_wait(&mvm->notif_wait, &wait_scan_done,
scan_done_notif,
ARRAY_SIZE(scan_done_notif),
NULL, NULL);
ret = iwl_mvm_send_lmac_scan_abort(mvm);
if (ret) {
IWL_DEBUG_SCAN(mvm, "Send stop %sscan failed %d\n",
sched ? "offloaded " : "", ret);
iwl_remove_notification(&mvm->notif_wait, &wait_scan_done);
goto out;
}
IWL_DEBUG_SCAN(mvm, "Successfully sent stop %sscan\n",
sched ? "scheduled " : "");
ret = iwl_wait_notification(&mvm->notif_wait, &wait_scan_done, 1 * HZ);
out:
return ret;
}
static void iwl_mvm_scan_fill_tx_cmd(struct iwl_mvm *mvm,
struct iwl_scan_req_tx_cmd *tx_cmd,
bool no_cck)
@ -1465,12 +1435,15 @@ static int iwl_mvm_umac_scan_abort(struct iwl_mvm *mvm, int type)
return ret;
}
static int iwl_mvm_umac_scan_stop(struct iwl_mvm *mvm, int type)
static int iwl_mvm_scan_stop_wait(struct iwl_mvm *mvm, int type)
{
struct iwl_notification_wait wait_scan_done;
static const u8 scan_done_notif[] = { SCAN_COMPLETE_UMAC, };
static const u8 scan_done_notif[] = { SCAN_COMPLETE_UMAC,
SCAN_OFFLOAD_COMPLETE, };
int ret;
lockdep_assert_held(&mvm->mutex);
iwl_init_notification_wait(&mvm->notif_wait, &wait_scan_done,
scan_done_notif,
ARRAY_SIZE(scan_done_notif),
@ -1478,7 +1451,11 @@ static int iwl_mvm_umac_scan_stop(struct iwl_mvm *mvm, int type)
IWL_DEBUG_SCAN(mvm, "Preparing to stop scan, type %x\n", type);
ret = iwl_mvm_umac_scan_abort(mvm, type);
if (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN)
ret = iwl_mvm_umac_scan_abort(mvm, type);
else
ret = iwl_mvm_lmac_scan_abort(mvm);
if (ret) {
IWL_DEBUG_SCAN(mvm, "couldn't stop scan type %d\n", type);
iwl_remove_notification(&mvm->notif_wait, &wait_scan_done);
@ -1559,11 +1536,7 @@ int iwl_mvm_reg_scan_stop(struct iwl_mvm *mvm)
goto out;
}
if (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN)
ret = iwl_mvm_umac_scan_stop(mvm, IWL_MVM_SCAN_REGULAR);
else
ret = iwl_mvm_lmac_scan_stop(mvm, IWL_MVM_SCAN_REGULAR);
ret = iwl_mvm_scan_stop_wait(mvm, IWL_MVM_SCAN_REGULAR);
if (!ret)
mvm->scan_status |= IWL_MVM_SCAN_STOPPING_REGULAR;
out:
@ -1593,11 +1566,7 @@ int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm, bool notify)
goto out;
}
if (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN)
ret = iwl_mvm_umac_scan_stop(mvm, IWL_MVM_SCAN_SCHED);
else
ret = iwl_mvm_lmac_scan_stop(mvm, IWL_MVM_SCAN_SCHED);
ret = iwl_mvm_scan_stop_wait(mvm, IWL_MVM_SCAN_SCHED);
if (!ret)
mvm->scan_status |= IWL_MVM_SCAN_STOPPING_SCHED;
out: