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authorMalcolm Priestley2015-05-31 11:35:20 +0200
committerGreg Kroah-Hartman2015-05-31 23:24:56 +0200
commit700f6c02582ee43b09ea2ae9d619d652ca87a219 (patch)
tree8c43d219b70fa852a1b82f13fbc2119539fba5ac
parentStaging: lustre: Replace kzalloc followed by memcpy with kmemdup (diff)
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staging: vt6655: implement ieee80211_low_level_stats
Collect low level stats from mib counter for mac80211 call. Replacing the unused function STAvUpdate802_11Counter. Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/staging/vt6655/device.h2
-rw-r--r--drivers/staging/vt6655/device_main.c24
2 files changed, 23 insertions, 3 deletions
diff --git a/drivers/staging/vt6655/device.h b/drivers/staging/vt6655/device.h
index 440537e47121..a49c6c624c5e 100644
--- a/drivers/staging/vt6655/device.h
+++ b/drivers/staging/vt6655/device.h
@@ -410,6 +410,8 @@ struct vnt_private {
unsigned char abyEEPROM[EEP_MAX_CONTEXT_SIZE]; /* unsigned long alignment */
unsigned short wBeaconInterval;
+
+ struct ieee80211_low_level_stats low_stats;
};
static inline PDEVICE_RD_INFO alloc_rd_info(void)
diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index 8f96cc93820a..c27f5ef7f0a2 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -1056,8 +1056,9 @@ static void vnt_check_bb_vga(struct vnt_private *priv)
static irqreturn_t device_intr(int irq, void *dev_instance)
{
struct vnt_private *pDevice = dev_instance;
+ struct ieee80211_low_level_stats *low_stats = &pDevice->low_stats;
int max_count = 0;
- unsigned long dwMIBCounter = 0;
+ u32 mib_counter;
unsigned char byOrgPageSel = 0;
int handled = 0;
unsigned long flags;
@@ -1084,14 +1085,20 @@ static irqreturn_t device_intr(int irq, void *dev_instance)
else
byOrgPageSel = 0;
- MACvReadMIBCounter(pDevice->PortOffset, &dwMIBCounter);
+ /* Read low level stats */
+ MACvReadMIBCounter(pDevice->PortOffset, &mib_counter);
+
+ low_stats->dot11RTSSuccessCount += mib_counter & 0xff;
+ low_stats->dot11RTSFailureCount += (mib_counter >> 8) & 0xff;
+ low_stats->dot11ACKFailureCount += (mib_counter >> 16) & 0xff;
+ low_stats->dot11FCSErrorCount += (mib_counter >> 24) & 0xff;
+
/*
* TBD....
* Must do this after doing rx/tx, cause ISR bit is slow
* than RD/TD write back
* update ISR counter
*/
- STAvUpdate802_11Counter(&pDevice->s802_11Counter, &pDevice->scStatistic, dwMIBCounter);
while (pDevice->dwIsr && pDevice->vif) {
STAvUpdateIsrStatCounter(&pDevice->scStatistic, pDevice->dwIsr);
MACvWriteISR(pDevice->PortOffset, pDevice->dwIsr);
@@ -1604,6 +1611,16 @@ static int vnt_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
return 0;
}
+static int vnt_get_stats(struct ieee80211_hw *hw,
+ struct ieee80211_low_level_stats *stats)
+{
+ struct vnt_private *priv = hw->priv;
+
+ memcpy(stats, &priv->low_stats, sizeof(*stats));
+
+ return 0;
+}
+
static u64 vnt_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct vnt_private *priv = hw->priv;
@@ -1641,6 +1658,7 @@ static const struct ieee80211_ops vnt_mac_ops = {
.prepare_multicast = vnt_prepare_multicast,
.configure_filter = vnt_configure,
.set_key = vnt_set_key,
+ .get_stats = vnt_get_stats,
.get_tsf = vnt_get_tsf,
.set_tsf = vnt_set_tsf,
.reset_tsf = vnt_reset_tsf,