staging: vt6656: remove dead code from power.c/h
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley
Greg Kroah-Hartman
parent
4adc5a946a
commit
6d07a7e376
2 changed files with 0 additions and 160 deletions
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@ -28,9 +28,6 @@
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* Functions:
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* vnt_enable_power_saving - Enable Power Saving Mode
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* PSvDiasblePowerSaving - Disable Power Saving Mode
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* PSbConsiderPowerDown - Decide if we can Power Down
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* PSvSendPSPOLL - Send PS-POLL packet
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* PSbSendNullPacket - Send Null packet
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* vnt_next_tbtt_wakeup - Decide if we need to wake up at next Beacon
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*
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* Revision History:
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@ -39,7 +36,6 @@
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#include "mac.h"
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#include "device.h"
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#include "wmgr.h"
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#include "power.h"
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#include "wcmd.h"
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#include "rxtx.h"
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@ -124,155 +120,6 @@ void vnt_disable_power_saving(struct vnt_private *priv)
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vnt_mac_reg_bits_on(priv, MAC_REG_PSCTL, PSCTL_ALBCN);
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}
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/*
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*
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* Routine Description:
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* Consider to power down when no more packets to tx or rx.
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*
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* Return Value:
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* true, if power down success
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* false, if fail
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*/
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int PSbConsiderPowerDown(struct vnt_private *pDevice, int bCheckRxDMA,
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int bCheckCountToWakeUp)
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{
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struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
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u8 byData;
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/* check if already in Doze mode */
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vnt_control_in_u8(pDevice, MESSAGE_REQUEST_MACREG,
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MAC_REG_PSCTL, &byData);
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if ((byData & PSCTL_PS) != 0)
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return true;
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if (pMgmt->eCurrMode != WMAC_MODE_IBSS_STA) {
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/* check if in TIM wake period */
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if (pMgmt->bInTIMWake)
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return false;
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}
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/* check scan state */
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if (pDevice->bCmdRunning)
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return false;
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/* Tx Burst */
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if (pDevice->bPSModeTxBurst)
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return false;
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/* Froce PSEN on */
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vnt_mac_reg_bits_on(pDevice, MAC_REG_PSCTL, PSCTL_PSEN);
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if (pMgmt->eCurrMode != WMAC_MODE_IBSS_STA) {
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if (bCheckCountToWakeUp && (pMgmt->wCountToWakeUp == 0
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|| pMgmt->wCountToWakeUp == 1)) {
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return false;
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}
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}
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pDevice->bPSRxBeacon = true;
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/* no Tx, no Rx isr, now go to Doze */
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vnt_mac_reg_bits_on(pDevice, MAC_REG_PSCTL, PSCTL_GO2DOZE);
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Go to Doze ZZZZZZZZZZZZZZZ\n");
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return true;
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}
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/*
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*
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* Routine Description:
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* Send PS-POLL packet
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*
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* Return Value:
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* None.
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*
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*/
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void PSvSendPSPOLL(struct vnt_private *pDevice)
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{
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struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
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struct vnt_tx_mgmt *pTxPacket = NULL;
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memset(pMgmt->pbyPSPacketPool, 0, sizeof(struct vnt_tx_mgmt)
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+ WLAN_HDR_ADDR2_LEN);
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pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyPSPacketPool;
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pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
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+ sizeof(struct vnt_tx_mgmt));
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pTxPacket->p80211Header->sA2.wFrameCtl = cpu_to_le16(
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(
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WLAN_SET_FC_FTYPE(WLAN_TYPE_CTL) |
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WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_PSPOLL) |
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WLAN_SET_FC_PWRMGT(0)
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));
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pTxPacket->p80211Header->sA2.wDurationID =
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pMgmt->wCurrAID | BIT14 | BIT15;
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memcpy(pTxPacket->p80211Header->sA2.abyAddr1, pMgmt->abyCurrBSSID,
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WLAN_ADDR_LEN);
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memcpy(pTxPacket->p80211Header->sA2.abyAddr2, pMgmt->abyMACAddr,
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WLAN_ADDR_LEN);
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pTxPacket->cbMPDULen = WLAN_HDR_ADDR2_LEN;
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pTxPacket->cbPayloadLen = 0;
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/* log failure if sending failed */
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}
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/*
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*
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* Routine Description:
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* Send NULL packet to AP for notification power state of STA
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*
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* Return Value:
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* None.
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*
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*/
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int PSbSendNullPacket(struct vnt_private *pDevice)
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{
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struct vnt_tx_mgmt *pTxPacket = NULL;
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struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
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u16 flags = 0;
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if (pDevice->bLinkPass == false)
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return false;
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if (pDevice->bEnablePSMode == false && pDevice->tx_trigger == false)
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return false;
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memset(pMgmt->pbyPSPacketPool, 0, sizeof(struct vnt_tx_mgmt)
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+ WLAN_NULLDATA_FR_MAXLEN);
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pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyPSPacketPool;
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pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
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+ sizeof(struct vnt_tx_mgmt));
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flags = WLAN_SET_FC_FTYPE(WLAN_TYPE_DATA) |
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WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_NULL);
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if (pDevice->bEnablePSMode)
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flags |= WLAN_SET_FC_PWRMGT(1);
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else
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flags |= WLAN_SET_FC_PWRMGT(0);
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pTxPacket->p80211Header->sA3.wFrameCtl = cpu_to_le16(flags);
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if (pMgmt->eCurrMode != WMAC_MODE_IBSS_STA)
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pTxPacket->p80211Header->sA3.wFrameCtl |=
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cpu_to_le16((u16)WLAN_SET_FC_TODS(1));
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memcpy(pTxPacket->p80211Header->sA3.abyAddr1, pMgmt->abyCurrBSSID,
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WLAN_ADDR_LEN);
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memcpy(pTxPacket->p80211Header->sA3.abyAddr2, pMgmt->abyMACAddr,
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WLAN_ADDR_LEN);
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memcpy(pTxPacket->p80211Header->sA3.abyAddr3, pMgmt->abyCurrBSSID,
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WLAN_BSSID_LEN);
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pTxPacket->cbMPDULen = WLAN_HDR_ADDR3_LEN;
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pTxPacket->cbPayloadLen = 0;
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/* log error if sending failed */
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return true;
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}
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/*
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*
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* Routine Description:
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@ -33,15 +33,8 @@
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#define PS_FAST_INTERVAL 1 // Fast power saving listen interval
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#define PS_MAX_INTERVAL 4 // MAX power saving listen interval
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/* PSDevice pDevice */
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/* PSDevice hDeviceContext */
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int PSbConsiderPowerDown(struct vnt_private *, int bCheckRxDMA,
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int bCheckCountToWakeUp);
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void vnt_disable_power_saving(struct vnt_private *);
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void vnt_enable_power_saving(struct vnt_private *, u16);
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void PSvSendPSPOLL(struct vnt_private *);
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int PSbSendNullPacket(struct vnt_private *);
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int vnt_next_tbtt_wakeup(struct vnt_private *);
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#endif /* __POWER_H__ */
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