/*
function to adjust PRSSI value for CAC problem
*/
void
ar9300_dfs_cac_war(struct ath_hal *ah, u_int32_t start)
{
u_int32_t val;
struct ath_hal_9300 *ahp = AH9300(ah);
bool asleep = ahp->ah_chip_full_sleep;
if ((AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) && asleep) {
ar9300_set_power_mode(ah, HAL_PM_AWAKE, true);
}
if (AR_SREV_AR9580(ah) || AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) {
val = OS_REG_READ(ah, AR_PHY_RADAR_0);
if (start) {
val &= ~AR_PHY_RADAR_0_PRSSI;
val |= SM(AR9300_DFS_PRSSI_CAC, AR_PHY_RADAR_0_PRSSI);
} else {
val &= ~AR_PHY_RADAR_0_PRSSI;
val |= SM(AR9300_DFS_PRSSI, AR_PHY_RADAR_0_PRSSI);
}
OS_REG_WRITE(ah, AR_PHY_RADAR_0, val | AR_PHY_RADAR_0_ENA);
ah->ah_use_cac_prssi = start;
}
if ((AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) && asleep) {
ar9300_set_power_mode(ah, HAL_PM_FULL_SLEEP, true);
}
}
/*
function to adjust PRSSI value for CAC problem
*/
void
ar9300_dfs_cac_war(struct ath_hal *ah, u_int32_t start)
{
u_int32_t val;
if (AR_SREV_AR9580(ah)) {
val = OS_REG_READ(ah, AR_PHY_RADAR_0);
if (start) {
val &= ~AR_PHY_RADAR_0_PRSSI;
val |= SM(AR9300_DFS_PRSSI_CAC, AR_PHY_RADAR_0_PRSSI);
} else {
val &= ~AR_PHY_RADAR_0_PRSSI;
val |= SM(AR9300_DFS_PRSSI, AR_PHY_RADAR_0_PRSSI);
}
OS_REG_WRITE(ah, AR_PHY_RADAR_0, val | AR_PHY_RADAR_0_ENA);
ah->ah_use_cac_prssi = start;
}
}
/*
* Enable radar detection and set the radar parameters per the
* values in pe
*/
void
ar9300_enable_dfs(struct ath_hal *ah, HAL_PHYERR_PARAM *pe)
{
u_int32_t val;
struct ath_hal_private *ahp = AH_PRIVATE(ah);
HAL_CHANNEL_INTERNAL *ichan = ahp->ah_curchan;
struct ath_hal_9300 *ah9300 = AH9300(ah);
bool asleep = ah9300->ah_chip_full_sleep;
int reg_writes = 0;
if ((AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) && asleep) {
ar9300_set_power_mode(ah, HAL_PM_AWAKE, true);
}
val = OS_REG_READ(ah, AR_PHY_RADAR_0);
val |= AR_PHY_RADAR_0_FFT_ENA | AR_PHY_RADAR_0_ENA;
if (pe->pe_firpwr != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_FIRPWR;
val |= SM(pe->pe_firpwr, AR_PHY_RADAR_0_FIRPWR);
}
if (pe->pe_rrssi != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_RRSSI;
val |= SM(pe->pe_rrssi, AR_PHY_RADAR_0_RRSSI);
}
if (pe->pe_height != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_HEIGHT;
val |= SM(pe->pe_height, AR_PHY_RADAR_0_HEIGHT);
}
if (pe->pe_prssi != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_PRSSI;
if (AR_SREV_AR9580(ah) || AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) {
if (ah->ah_use_cac_prssi) {
val |= SM(AR9300_DFS_PRSSI_CAC, AR_PHY_RADAR_0_PRSSI);
} else {
val |= SM(pe->pe_prssi, AR_PHY_RADAR_0_PRSSI);
}
} else {
val |= SM(pe->pe_prssi, AR_PHY_RADAR_0_PRSSI);
}
}
if (pe->pe_inband != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_INBAND;
val |= SM(pe->pe_inband, AR_PHY_RADAR_0_INBAND);
}
OS_REG_WRITE(ah, AR_PHY_RADAR_0, val);
val = OS_REG_READ(ah, AR_PHY_RADAR_1);
val |= AR_PHY_RADAR_1_MAX_RRSSI | AR_PHY_RADAR_1_BLOCK_CHECK;
if (pe->pe_maxlen != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_1_MAXLEN;
val |= SM(pe->pe_maxlen, AR_PHY_RADAR_1_MAXLEN);
}
if (pe->pe_relstep != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_1_RELSTEP_THRESH;
val |= SM(pe->pe_relstep, AR_PHY_RADAR_1_RELSTEP_THRESH);
}
if (pe->pe_relpwr != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_1_RELPWR_THRESH;
val |= SM(pe->pe_relpwr, AR_PHY_RADAR_1_RELPWR_THRESH);
}
OS_REG_WRITE(ah, AR_PHY_RADAR_1, val);
if (ath_hal_getcapability(ah, HAL_CAP_EXT_CHAN_DFS, 0, 0) == HAL_OK) {
val = OS_REG_READ(ah, AR_PHY_RADAR_EXT);
if (IS_CHAN_HT40(ichan)) {
/* Enable extension channel radar detection */
OS_REG_WRITE(ah, AR_PHY_RADAR_EXT, val | AR_PHY_RADAR_EXT_ENA);
} else {
/* HT20 mode, disable extension channel radar detect */
OS_REG_WRITE(ah, AR_PHY_RADAR_EXT, val & ~AR_PHY_RADAR_EXT_ENA);
}
}
/*
apply DFS postamble array from INI
column 0 is register ID, column 1 is HT20 value, colum2 is HT40 value
*/
if (AR_SREV_AR9580(ah) || AR_SREV_WASP(ah) || AR_SREV_OSPREY_22(ah) || AR_SREV_SCORPION(ah)) {
REG_WRITE_ARRAY(&ah9300->ah_ini_dfs,IS_CHAN_HT40(ichan)? 2:1, reg_writes);
}
#ifdef ATH_HAL_DFS_CHIRPING_FIX_APH128
HDPRINTF(ah, HAL_DBG_DFS,"DFS change the timing value\n");
if (AR_SREV_AR9580(ah) && IS_CHAN_HT40(ichan)) {
OS_REG_WRITE(ah, AR_PHY_TIMING6, 0x3140c00a);
}
#endif
if ((AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) && asleep) {
ar9300_set_power_mode(ah, HAL_PM_FULL_SLEEP, true);
}
}
void
ar9300EnableDfs(struct ath_hal *ah, HAL_PHYERR_PARAM *pe)
{
u_int32_t val;
struct ath_hal_private *ahp = AH_PRIVATE(ah);
HAL_CHANNEL_INTERNAL *ichan = ahp->ah_curchan;
val = OS_REG_READ(ah, AR_PHY_RADAR_0);
if (pe->pe_firpwr != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_FIRPWR;
val |= SM(pe->pe_firpwr, AR_PHY_RADAR_0_FIRPWR);
}
if (pe->pe_rrssi != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_RRSSI;
val |= SM(pe->pe_rrssi, AR_PHY_RADAR_0_RRSSI);
}
if (pe->pe_height != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_HEIGHT;
val |= SM(pe->pe_height, AR_PHY_RADAR_0_HEIGHT);
}
if (pe->pe_prssi != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_PRSSI;
if (AR_SREV_AR9580(ah)) {
if (ah->ah_use_cac_prssi) {
val |= SM(AR9300_DFS_PRSSI_CAC, AR_PHY_RADAR_0_PRSSI);
} else {
val |= SM(pe->pe_prssi, AR_PHY_RADAR_0_PRSSI);
}
} else {
val |= SM(pe->pe_prssi, AR_PHY_RADAR_0_PRSSI);
}
}
if (pe->pe_inband != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_0_INBAND;
val |= SM(pe->pe_inband, AR_PHY_RADAR_0_INBAND);
}
/*Enable FFT data*/
val |= AR_PHY_RADAR_0_FFT_ENA;
OS_REG_WRITE(ah, AR_PHY_RADAR_0, val | AR_PHY_RADAR_0_ENA);
val = OS_REG_READ(ah, AR_PHY_RADAR_1);
val |= (AR_PHY_RADAR_1_MAX_RRSSI | AR_PHY_RADAR_1_BLOCK_CHECK);
if (pe->pe_maxlen != HAL_PHYERR_PARAM_NOVAL) {
val &= ~AR_PHY_RADAR_1_MAXLEN;
val |= SM(pe->pe_maxlen, AR_PHY_RADAR_1_MAXLEN);
}
OS_REG_WRITE(ah, AR_PHY_RADAR_1, val);
if (ath_hal_getcapability(ah, HAL_CAP_EXT_CHAN_DFS, 0, 0) == HAL_OK) {
if (IS_CHAN_HT40(ichan)) {
/*Enable extension channel radar detection*/
val = OS_REG_READ(ah, AR_PHY_RADAR_EXT);
OS_REG_WRITE(ah, AR_PHY_RADAR_EXT, val | AR_PHY_RADAR_EXT_ENA);
} else {
/*HT20 mode, disable extension channel radar detect*/
val = OS_REG_READ(ah, AR_PHY_RADAR_EXT);
OS_REG_WRITE(ah, AR_PHY_RADAR_EXT, val & ~AR_PHY_RADAR_EXT_ENA);
}
}
if (pe->pe_relstep != HAL_PHYERR_PARAM_NOVAL) {
val = OS_REG_READ(ah, AR_PHY_RADAR_1);
val &= ~AR_PHY_RADAR_1_RELSTEP_THRESH;
val |= SM(pe->pe_relstep, AR_PHY_RADAR_1_RELSTEP_THRESH);
OS_REG_WRITE(ah, AR_PHY_RADAR_1, val);
}
if (pe->pe_relpwr != HAL_PHYERR_PARAM_NOVAL) {
val = OS_REG_READ(ah, AR_PHY_RADAR_1);
val &= ~AR_PHY_RADAR_1_RELPWR_THRESH;
val |= SM(pe->pe_relpwr, AR_PHY_RADAR_1_RELPWR_THRESH);
OS_REG_WRITE(ah, AR_PHY_RADAR_1, val);
}
}
