summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/ath/ath9k/ar9003_calib.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_calib.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_calib.c151
1 files changed, 66 insertions, 85 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
index 0c391997a..7e27a06e5 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -75,50 +75,49 @@ static bool ar9003_hw_per_calibration(struct ath_hw *ah,
struct ath9k_cal_list *currCal)
{
struct ath9k_hw_cal_data *caldata = ah->caldata;
- /* Cal is assumed not done until explicitly set below */
- bool iscaldone = false;
+ const struct ath9k_percal_data *cur_caldata = currCal->calData;
/* Calibration in progress. */
if (currCal->calState == CAL_RUNNING) {
/* Check to see if it has finished. */
- if (!(REG_READ(ah, AR_PHY_TIMING4) & AR_PHY_TIMING4_DO_CAL)) {
+ if (REG_READ(ah, AR_PHY_TIMING4) & AR_PHY_TIMING4_DO_CAL)
+ return false;
+
+ /*
+ * Accumulate cal measures for active chains
+ */
+ cur_caldata->calCollect(ah);
+ ah->cal_samples++;
+
+ if (ah->cal_samples >= cur_caldata->calNumSamples) {
+ unsigned int i, numChains = 0;
+ for (i = 0; i < AR9300_MAX_CHAINS; i++) {
+ if (rxchainmask & (1 << i))
+ numChains++;
+ }
+
/*
- * Accumulate cal measures for active chains
+ * Process accumulated data
*/
- currCal->calData->calCollect(ah);
- ah->cal_samples++;
-
- if (ah->cal_samples >=
- currCal->calData->calNumSamples) {
- unsigned int i, numChains = 0;
- for (i = 0; i < AR9300_MAX_CHAINS; i++) {
- if (rxchainmask & (1 << i))
- numChains++;
- }
+ cur_caldata->calPostProc(ah, numChains);
- /*
- * Process accumulated data
- */
- currCal->calData->calPostProc(ah, numChains);
-
- /* Calibration has finished. */
- caldata->CalValid |= currCal->calData->calType;
- currCal->calState = CAL_DONE;
- iscaldone = true;
- } else {
+ /* Calibration has finished. */
+ caldata->CalValid |= cur_caldata->calType;
+ currCal->calState = CAL_DONE;
+ return true;
+ } else {
/*
* Set-up collection of another sub-sample until we
* get desired number
*/
ar9003_hw_setup_calibration(ah, currCal);
- }
}
- } else if (!(caldata->CalValid & currCal->calData->calType)) {
+ } else if (!(caldata->CalValid & cur_caldata->calType)) {
/* If current cal is marked invalid in channel, kick it off */
ath9k_hw_reset_calibration(ah, currCal);
}
- return iscaldone;
+ return false;
}
static int ar9003_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan,
@@ -1203,12 +1202,12 @@ static void ar9003_hw_tx_iq_cal_reload(struct ath_hw *ah)
static void ar9003_hw_manual_peak_cal(struct ath_hw *ah, u8 chain, bool is_2g)
{
int offset[8] = {0}, total = 0, test;
- int agc_out, i, peak_detect_threshold;
+ int agc_out, i, peak_detect_threshold = 0;
if (AR_SREV_9550(ah) || AR_SREV_9531(ah))
peak_detect_threshold = 8;
- else
- peak_detect_threshold = 0;
+ else if (AR_SREV_9561(ah))
+ peak_detect_threshold = 11;
/*
* Turn off LNA/SW.
@@ -1249,17 +1248,14 @@ static void ar9003_hw_manual_peak_cal(struct ath_hw *ah, u8 chain, bool is_2g)
REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR, 0x0);
- if (AR_SREV_9003_PCOEM(ah) || AR_SREV_9550(ah) || AR_SREV_9531(ah) ||
- AR_SREV_9561(ah)) {
- if (is_2g)
- REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
- AR_PHY_65NM_RXRF_AGC_AGC2G_DBDAC_OVR,
- peak_detect_threshold);
- else
- REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
- AR_PHY_65NM_RXRF_AGC_AGC5G_DBDAC_OVR,
- peak_detect_threshold);
- }
+ if (is_2g)
+ REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
+ AR_PHY_65NM_RXRF_AGC_AGC2G_DBDAC_OVR,
+ peak_detect_threshold);
+ else
+ REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
+ AR_PHY_65NM_RXRF_AGC_AGC5G_DBDAC_OVR,
+ peak_detect_threshold);
for (i = 6; i > 0; i--) {
offset[i] = BIT(i - 1);
@@ -1311,9 +1307,6 @@ static void ar9003_hw_do_pcoem_manual_peak_cal(struct ath_hw *ah,
struct ath9k_hw_cal_data *caldata = ah->caldata;
int i;
- if (!AR_SREV_9462(ah) && !AR_SREV_9565(ah) && !AR_SREV_9485(ah))
- return;
-
if ((ah->caps.hw_caps & ATH9K_HW_CAP_RTT) && !run_rtt_cal)
return;
@@ -1380,6 +1373,26 @@ static void ar9003_hw_cl_cal_post_proc(struct ath_hw *ah, bool is_reusable)
}
}
+static void ar9003_hw_init_cal_common(struct ath_hw *ah)
+{
+ struct ath9k_hw_cal_data *caldata = ah->caldata;
+
+ /* Initialize list pointers */
+ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
+
+ INIT_CAL(&ah->iq_caldata);
+ INSERT_CAL(ah, &ah->iq_caldata);
+
+ /* Initialize current pointer to first element in list */
+ ah->cal_list_curr = ah->cal_list;
+
+ if (ah->cal_list_curr)
+ ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
+
+ if (caldata)
+ caldata->CalValid = 0;
+}
+
static bool ar9003_hw_init_cal_pcoem(struct ath_hw *ah,
struct ath9k_channel *chan)
{
@@ -1539,21 +1552,7 @@ skip_tx_iqcal:
/* Revert chainmask to runtime parameters */
ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
- /* Initialize list pointers */
- ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
-
- INIT_CAL(&ah->iq_caldata);
- INSERT_CAL(ah, &ah->iq_caldata);
- ath_dbg(common, CALIBRATE, "enabling IQ Calibration\n");
-
- /* Initialize current pointer to first element in list */
- ah->cal_list_curr = ah->cal_list;
-
- if (ah->cal_list_curr)
- ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
-
- if (caldata)
- caldata->CalValid = 0;
+ ar9003_hw_init_cal_common(ah);
return true;
}
@@ -1584,8 +1583,6 @@ static bool do_ar9003_agc_cal(struct ath_hw *ah)
static bool ar9003_hw_init_cal_soc(struct ath_hw *ah,
struct ath9k_channel *chan)
{
- struct ath_common *common = ath9k_hw_common(ah);
- struct ath9k_hw_cal_data *caldata = ah->caldata;
bool txiqcal_done = false;
bool status = true;
bool run_agc_cal = false, sep_iq_cal = false;
@@ -1641,14 +1638,12 @@ static bool ar9003_hw_init_cal_soc(struct ath_hw *ah,
skip_tx_iqcal:
if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) {
- if (AR_SREV_9330_11(ah) || AR_SREV_9531(ah) || AR_SREV_9550(ah) ||
- AR_SREV_9561(ah)) {
- for (i = 0; i < AR9300_MAX_CHAINS; i++) {
- if (!(ah->rxchainmask & (1 << i)))
- continue;
- ar9003_hw_manual_peak_cal(ah, i,
- IS_CHAN_2GHZ(chan));
- }
+ for (i = 0; i < AR9300_MAX_CHAINS; i++) {
+ if (!(ah->rxchainmask & (1 << i)))
+ continue;
+
+ ar9003_hw_manual_peak_cal(ah, i,
+ IS_CHAN_2GHZ(chan));
}
/*
@@ -1685,21 +1680,7 @@ skip_tx_iqcal:
/* Revert chainmask to runtime parameters */
ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
- /* Initialize list pointers */
- ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
-
- INIT_CAL(&ah->iq_caldata);
- INSERT_CAL(ah, &ah->iq_caldata);
- ath_dbg(common, CALIBRATE, "enabling IQ Calibration\n");
-
- /* Initialize current pointer to first element in list */
- ah->cal_list_curr = ah->cal_list;
-
- if (ah->cal_list_curr)
- ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
-
- if (caldata)
- caldata->CalValid = 0;
+ ar9003_hw_init_cal_common(ah);
return true;
}
@@ -1709,7 +1690,7 @@ void ar9003_hw_attach_calib_ops(struct ath_hw *ah)
struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
struct ath_hw_ops *ops = ath9k_hw_ops(ah);
- if (AR_SREV_9485(ah) || AR_SREV_9462(ah) || AR_SREV_9565(ah))
+ if (AR_SREV_9003_PCOEM(ah))
priv_ops->init_cal = ar9003_hw_init_cal_pcoem;
else
priv_ops->init_cal = ar9003_hw_init_cal_soc;
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2025-10-19 18:06:14 +0000