drivers/staging/rtl8723bs/hal/rtl8723b_dm.c

Source file repositories/reference/linux-study-clean/drivers/staging/rtl8723bs/hal/rtl8723b_dm.c

File Facts

System
Linux kernel
Corpus path
drivers/staging/rtl8723bs/hal/rtl8723b_dm.c
Extension
.c
Size
7745 bytes
Lines
265
Domain
Driver Families
Bucket
drivers/staging
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

if (rtw_linked_check(Adapter)) {
			bLinked = true;
			if (check_fwstate(&Adapter->mlmepriv, WIFI_STATION_STATE))
				bsta_state = true;
		}

		ODM_CmnInfoUpdate(&pHalData->odmpriv, ODM_CMNINFO_LINK, bLinked);
		ODM_CmnInfoUpdate(&pHalData->odmpriv, ODM_CMNINFO_STATION_STATE, bsta_state);

		/* ODM_CmnInfoUpdate(&pHalData->odmpriv , ODM_CMNINFO_RSSI_MIN, pdmpriv->MinUndecoratedPWDBForDM); */

		bBtDisabled = hal_btcoex_IsBtDisabled(Adapter);

		ODM_CmnInfoUpdate(&pHalData->odmpriv, ODM_CMNINFO_BT_ENABLED,
				  !bBtDisabled);

		ODM_DMWatchdog(&pHalData->odmpriv);
	}

skip_dm:
	return;
}

void rtl8723b_hal_dm_in_lps(struct adapter *padapter)
{
	u32 PWDB_rssi = 0;
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct hal_com_data *pHalData = GET_HAL_DATA(padapter);
	struct dm_odm_t *pDM_Odm = &pHalData->odmpriv;
	struct sta_priv *pstapriv = &padapter->stapriv;
	struct sta_info *psta = NULL;

	/* update IGI */
	ODM_Write_DIG(pDM_Odm, pDM_Odm->RSSI_Min);


	/* set rssi to fw */
	psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
	if (psta && (psta->rssi_stat.UndecoratedSmoothedPWDB > 0)) {
		PWDB_rssi = (psta->mac_id | (psta->rssi_stat.UndecoratedSmoothedPWDB<<16));

		rtl8723b_set_rssi_cmd(padapter, (u8 *)&PWDB_rssi);
	}

}

void rtl8723b_HalDmWatchDog_in_LPS(struct adapter *Adapter)
{
	u8 bLinked = false;
	struct hal_com_data *pHalData = GET_HAL_DATA(Adapter);
	struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
	struct dm_priv *pdmpriv = &pHalData->dmpriv;
	struct dm_odm_t *pDM_Odm = &pHalData->odmpriv;
	struct dig_t *pDM_DigTable = &pDM_Odm->DM_DigTable;
	struct sta_priv *pstapriv = &Adapter->stapriv;
	struct sta_info *psta = NULL;

	if (Adapter->hw_init_completed == false)
		goto skip_lps_dm;


	if (rtw_linked_check(Adapter))
		bLinked = true;

	ODM_CmnInfoUpdate(&pHalData->odmpriv, ODM_CMNINFO_LINK, bLinked);

	if (bLinked == false)
		goto skip_lps_dm;

	if (!(pDM_Odm->SupportAbility & ODM_BB_RSSI_MONITOR))
		goto skip_lps_dm;


	/* ODM_DMWatchdog(&pHalData->odmpriv); */
	/* Do DIG by RSSI In LPS-32K */

      /* 1 Find MIN-RSSI */
	psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
	if (!psta)
		goto skip_lps_dm;

	pdmpriv->EntryMinUndecoratedSmoothedPWDB = psta->rssi_stat.UndecoratedSmoothedPWDB;

	if (pdmpriv->EntryMinUndecoratedSmoothedPWDB <= 0)
		goto skip_lps_dm;

	pdmpriv->MinUndecoratedPWDBForDM = pdmpriv->EntryMinUndecoratedSmoothedPWDB;

	pDM_Odm->RSSI_Min = pdmpriv->MinUndecoratedPWDBForDM;

Annotation

Implementation Notes