PSbIsNextTBTTWakeUp is called at beacon intervals.
The should listen to next beacon on count down of wake_up_count == 1.
This restores this back to vendors code but modified for mac80211.
Signed-off-by: Malcolm Priestley <tvboxspy@xxxxxxxxx>
---
drivers/staging/vt6655/device.h | 1 +
drivers/staging/vt6655/power.c | 16 ++++++++++++----
2 files changed, 13 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/vt6655/device.h b/drivers/staging/vt6655/device.h
index 5cf1b33..6aebb49 100644
--- a/drivers/staging/vt6655/device.h
+++ b/drivers/staging/vt6655/device.h
@@ -403,6 +403,7 @@ struct vnt_private {
unsigned char abyEEPROM[EEP_MAX_CONTEXT_SIZE]; /* unsigned long alignment */
unsigned short wBeaconInterval;
+ u16 wake_up_count;
struct work_struct interrupt_work;
diff --git a/drivers/staging/vt6655/power.c b/drivers/staging/vt6655/power.c
index be3c4e9..06e6b9d 100644
--- a/drivers/staging/vt6655/power.c
+++ b/drivers/staging/vt6655/power.c
@@ -157,10 +157,18 @@ PSbIsNextTBTTWakeUp(
struct ieee80211_conf *conf = &hw->conf;
bool bWakeUp = false;
- if (conf->listen_interval == 1) {
- /* Turn on wake up to listen next beacon */
- MACvRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_LNBCN);
- bWakeUp = true;
+ if (conf->listen_interval > 1) {
+ if (!pDevice->wake_up_count)
+ pDevice->wake_up_count = conf->listen_interval;
+
+ --pDevice->wake_up_count;
+
+ if (pDevice->wake_up_count == 1) {
+ /* Turn on wake up to listen next beacon */
+ MACvRegBitsOn(pDevice->PortOffset,
+ MAC_REG_PSCTL, PSCTL_LNBCN);
+ bWakeUp = true;
+ }
}
return bWakeUp;
--
2.1.4
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