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-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_calib.c350
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_phy.h23
-rw-r--r--drivers/net/wireless/ath/ath9k/reg.h2
3 files changed, 140 insertions, 235 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
index bceff49d150..f276cb922b4 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -18,13 +18,13 @@
#include "hw-ops.h"
#include "ar9003_phy.h"
-#define MPASS 3
#define MAX_MEASUREMENT 8
-#define MAX_DIFFERENCE 10
+#define MAX_MAG_DELTA 11
+#define MAX_PHS_DELTA 10
struct coeff {
- int mag_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT][MPASS];
- int phs_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT][MPASS];
+ int mag_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT];
+ int phs_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT];
int iqc_coeff[2];
};
@@ -610,36 +610,48 @@ static bool ar9003_hw_calc_iq_corr(struct ath_hw *ah,
return true;
}
-static bool ar9003_hw_compute_closest_pass_and_avg(int *mp_coeff, int *mp_avg)
+static void ar9003_hw_detect_outlier(int *mp_coeff, int nmeasurement,
+ int max_delta)
{
- int diff[MPASS];
-
- diff[0] = abs(mp_coeff[0] - mp_coeff[1]);
- diff[1] = abs(mp_coeff[1] - mp_coeff[2]);
- diff[2] = abs(mp_coeff[2] - mp_coeff[0]);
-
- if (diff[0] > MAX_DIFFERENCE &&
- diff[1] > MAX_DIFFERENCE &&
- diff[2] > MAX_DIFFERENCE)
- return false;
+ int mp_max = -64, max_idx = 0;
+ int mp_min = 63, min_idx = 0;
+ int mp_avg = 0, i, outlier_idx = 0;
+
+ /* find min/max mismatch across all calibrated gains */
+ for (i = 0; i < nmeasurement; i++) {
+ mp_avg += mp_coeff[i];
+ if (mp_coeff[i] > mp_max) {
+ mp_max = mp_coeff[i];
+ max_idx = i;
+ } else if (mp_coeff[i] < mp_min) {
+ mp_min = mp_coeff[i];
+ min_idx = i;
+ }
+ }
- if (diff[0] <= diff[1] && diff[0] <= diff[2])
- *mp_avg = (mp_coeff[0] + mp_coeff[1]) / 2;
- else if (diff[1] <= diff[2])
- *mp_avg = (mp_coeff[1] + mp_coeff[2]) / 2;
- else
- *mp_avg = (mp_coeff[2] + mp_coeff[0]) / 2;
+ /* find average (exclude max abs value) */
+ for (i = 0; i < nmeasurement; i++) {
+ if ((abs(mp_coeff[i]) < abs(mp_max)) ||
+ (abs(mp_coeff[i]) < abs(mp_min)))
+ mp_avg += mp_coeff[i];
+ }
+ mp_avg /= (nmeasurement - 1);
- return true;
+ /* detect outlier */
+ if (abs(mp_max - mp_min) > max_delta) {
+ if (abs(mp_max - mp_avg) > abs(mp_min - mp_avg))
+ outlier_idx = max_idx;
+ else
+ outlier_idx = min_idx;
+ }
+ mp_coeff[outlier_idx] = mp_avg;
}
static void ar9003_hw_tx_iqcal_load_avg_2_passes(struct ath_hw *ah,
u8 num_chains,
struct coeff *coeff)
{
- struct ath_common *common = ath9k_hw_common(ah);
int i, im, nmeasurement;
- int magnitude, phase;
u32 tx_corr_coeff[MAX_MEASUREMENT][AR9300_MAX_CHAINS];
memset(tx_corr_coeff, 0, sizeof(tx_corr_coeff));
@@ -659,37 +671,28 @@ static void ar9003_hw_tx_iqcal_load_avg_2_passes(struct ath_hw *ah,
/* Load the average of 2 passes */
for (i = 0; i < num_chains; i++) {
- if (AR_SREV_9485(ah))
- nmeasurement = REG_READ_FIELD(ah,
- AR_PHY_TX_IQCAL_STATUS_B0_9485,
- AR_PHY_CALIBRATED_GAINS_0);
- else
- nmeasurement = REG_READ_FIELD(ah,
- AR_PHY_TX_IQCAL_STATUS_B0,
- AR_PHY_CALIBRATED_GAINS_0);
+ nmeasurement = REG_READ_FIELD(ah,
+ AR_PHY_TX_IQCAL_STATUS_B0,
+ AR_PHY_CALIBRATED_GAINS_0);
if (nmeasurement > MAX_MEASUREMENT)
nmeasurement = MAX_MEASUREMENT;
- for (im = 0; im < nmeasurement; im++) {
- /*
- * Determine which 2 passes are closest and compute avg
- * magnitude
- */
- if (!ar9003_hw_compute_closest_pass_and_avg(coeff->mag_coeff[i][im],
- &magnitude))
- goto disable_txiqcal;
+ /* detect outlier only if nmeasurement > 1 */
+ if (nmeasurement > 1) {
+ /* Detect magnitude outlier */
+ ar9003_hw_detect_outlier(coeff->mag_coeff[i],
+ nmeasurement, MAX_MAG_DELTA);
- /*
- * Determine which 2 passes are closest and compute avg
- * phase
- */
- if (!ar9003_hw_compute_closest_pass_and_avg(coeff->phs_coeff[i][im],
- &phase))
- goto disable_txiqcal;
+ /* Detect phase outlier */
+ ar9003_hw_detect_outlier(coeff->phs_coeff[i],
+ nmeasurement, MAX_PHS_DELTA);
+ }
- coeff->iqc_coeff[0] = (magnitude & 0x7f) |
- ((phase & 0x7f) << 7);
+ for (im = 0; im < nmeasurement; im++) {
+
+ coeff->iqc_coeff[0] = (coeff->mag_coeff[i][im] & 0x7f) |
+ ((coeff->phs_coeff[i][im] & 0x7f) << 7);
if ((im % 2) == 0)
REG_RMW_FIELD(ah, tx_corr_coeff[im][i],
@@ -709,141 +712,37 @@ static void ar9003_hw_tx_iqcal_load_avg_2_passes(struct ath_hw *ah,
return;
-disable_txiqcal:
- REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_3,
- AR_PHY_TX_IQCAL_CONTROL_3_IQCORR_EN, 0x0);
- REG_RMW_FIELD(ah, AR_PHY_RX_IQCAL_CORR_B0,
- AR_PHY_RX_IQCAL_CORR_B0_LOOPBACK_IQCORR_EN, 0x0);
-
- ath_dbg(common, ATH_DBG_CALIBRATE, "TX IQ Cal disabled\n");
}
-static void ar9003_hw_tx_iq_cal(struct ath_hw *ah)
+static bool ar9003_hw_tx_iq_cal_run(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
- static const u32 txiqcal_status[AR9300_MAX_CHAINS] = {
- AR_PHY_TX_IQCAL_STATUS_B0,
- AR_PHY_TX_IQCAL_STATUS_B1,
- AR_PHY_TX_IQCAL_STATUS_B2,
- };
- static const u32 chan_info_tab[] = {
- AR_PHY_CHAN_INFO_TAB_0,
- AR_PHY_CHAN_INFO_TAB_1,
- AR_PHY_CHAN_INFO_TAB_2,
- };
- struct coeff coeff;
- s32 iq_res[6];
- s32 i, j, ip, im, nmeasurement;
- u8 nchains = get_streams(common->tx_chainmask);
-
- for (ip = 0; ip < MPASS; ip++) {
- REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_1,
- AR_PHY_TX_IQCAQL_CONTROL_1_IQCORR_I_Q_COFF_DELPT,
- DELPT);
- REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_START,
- AR_PHY_TX_IQCAL_START_DO_CAL,
- AR_PHY_TX_IQCAL_START_DO_CAL);
-
- if (!ath9k_hw_wait(ah, AR_PHY_TX_IQCAL_START,
- AR_PHY_TX_IQCAL_START_DO_CAL,
- 0, AH_WAIT_TIMEOUT)) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "Tx IQ Cal not complete.\n");
- goto TX_IQ_CAL_FAILED;
- }
-
- nmeasurement = REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_STATUS_B0,
- AR_PHY_CALIBRATED_GAINS_0);
- if (nmeasurement > MAX_MEASUREMENT)
- nmeasurement = MAX_MEASUREMENT;
-
- for (i = 0; i < nchains; i++) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "Doing Tx IQ Cal for chain %d.\n", i);
- for (im = 0; im < nmeasurement; im++) {
- if (REG_READ(ah, txiqcal_status[i]) &
- AR_PHY_TX_IQCAL_STATUS_FAILED) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "Tx IQ Cal failed for chain %d.\n", i);
- goto TX_IQ_CAL_FAILED;
- }
-
- for (j = 0; j < 3; j++) {
- u8 idx = 2 * j,
- offset = 4 * (3 * im + j);
-
- REG_RMW_FIELD(ah, AR_PHY_CHAN_INFO_MEMORY,
- AR_PHY_CHAN_INFO_TAB_S2_READ,
- 0);
-
- /* 32 bits */
- iq_res[idx] = REG_READ(ah,
- chan_info_tab[i] +
- offset);
-
- REG_RMW_FIELD(ah, AR_PHY_CHAN_INFO_MEMORY,
- AR_PHY_CHAN_INFO_TAB_S2_READ,
- 1);
-
- /* 16 bits */
- iq_res[idx+1] = 0xffff & REG_READ(ah,
- chan_info_tab[i] +
- offset);
-
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "IQ RES[%d]=0x%x IQ_RES[%d]=0x%x\n",
- idx, iq_res[idx], idx+1, iq_res[idx+1]);
- }
-
- if (!ar9003_hw_calc_iq_corr(ah, i, iq_res,
- coeff.iqc_coeff)) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "Failed in calculation of IQ correction.\n");
- goto TX_IQ_CAL_FAILED;
- }
- coeff.mag_coeff[i][im][ip] =
- coeff.iqc_coeff[0] & 0x7f;
- coeff.phs_coeff[i][im][ip] =
- (coeff.iqc_coeff[0] >> 7) & 0x7f;
-
- if (coeff.mag_coeff[i][im][ip] > 63)
- coeff.mag_coeff[i][im][ip] -= 128;
- if (coeff.phs_coeff[i][im][ip] > 63)
- coeff.phs_coeff[i][im][ip] -= 128;
-
- }
- }
- }
-
- ar9003_hw_tx_iqcal_load_avg_2_passes(ah, nchains, &coeff);
-
- return;
-
-TX_IQ_CAL_FAILED:
- ath_dbg(common, ATH_DBG_CALIBRATE, "Tx IQ Cal failed\n");
-}
-
-static void ar9003_hw_tx_iq_cal_run(struct ath_hw *ah)
-{
u8 tx_gain_forced;
- REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_1_9485,
- AR_PHY_TX_IQCAQL_CONTROL_1_IQCORR_I_Q_COFF_DELPT, DELPT);
tx_gain_forced = REG_READ_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TXGAIN_FORCE);
if (tx_gain_forced)
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TXGAIN_FORCE, 0);
- REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_START_9485,
- AR_PHY_TX_IQCAL_START_DO_CAL_9485, 1);
+ REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_START,
+ AR_PHY_TX_IQCAL_START_DO_CAL, 1);
+
+ if (!ath9k_hw_wait(ah, AR_PHY_TX_IQCAL_START,
+ AR_PHY_TX_IQCAL_START_DO_CAL, 0,
+ AH_WAIT_TIMEOUT)) {
+ ath_dbg(common, ATH_DBG_CALIBRATE,
+ "Tx IQ Cal is not completed.\n");
+ return false;
+ }
+ return true;
}
static void ar9003_hw_tx_iq_cal_post_proc(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
const u32 txiqcal_status[AR9300_MAX_CHAINS] = {
- AR_PHY_TX_IQCAL_STATUS_B0_9485,
+ AR_PHY_TX_IQCAL_STATUS_B0,
AR_PHY_TX_IQCAL_STATUS_B1,
AR_PHY_TX_IQCAL_STATUS_B2,
};
@@ -855,7 +754,7 @@ static void ar9003_hw_tx_iq_cal_post_proc(struct ath_hw *ah)
struct coeff coeff;
s32 iq_res[6];
u8 num_chains = 0;
- int i, ip, im, j;
+ int i, im, j;
int nmeasurement;
for (i = 0; i < AR9300_MAX_CHAINS; i++) {
@@ -863,71 +762,69 @@ static void ar9003_hw_tx_iq_cal_post_proc(struct ath_hw *ah)
num_chains++;
}
- for (ip = 0; ip < MPASS; ip++) {
- for (i = 0; i < num_chains; i++) {
- nmeasurement = REG_READ_FIELD(ah,
- AR_PHY_TX_IQCAL_STATUS_B0_9485,
- AR_PHY_CALIBRATED_GAINS_0);
- if (nmeasurement > MAX_MEASUREMENT)
- nmeasurement = MAX_MEASUREMENT;
+ for (i = 0; i < num_chains; i++) {
+ nmeasurement = REG_READ_FIELD(ah,
+ AR_PHY_TX_IQCAL_STATUS_B0,
+ AR_PHY_CALIBRATED_GAINS_0);
+ if (nmeasurement > MAX_MEASUREMENT)
+ nmeasurement = MAX_MEASUREMENT;
- for (im = 0; im < nmeasurement; im++) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "Doing Tx IQ Cal for chain %d.\n", i);
+ for (im = 0; im < nmeasurement; im++) {
+ ath_dbg(common, ATH_DBG_CALIBRATE,
+ "Doing Tx IQ Cal for chain %d.\n", i);
- if (REG_READ(ah, txiqcal_status[i]) &
- AR_PHY_TX_IQCAL_STATUS_FAILED) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
+ if (REG_READ(ah, txiqcal_status[i]) &
+ AR_PHY_TX_IQCAL_STATUS_FAILED) {
+ ath_dbg(common, ATH_DBG_CALIBRATE,
"Tx IQ Cal failed for chain %d.\n", i);
- goto tx_iqcal_fail;
- }
+ goto tx_iqcal_fail;
+ }
- for (j = 0; j < 3; j++) {
- u32 idx = 2 * j, offset = 4 * (3 * im + j);
+ for (j = 0; j < 3; j++) {
+ u32 idx = 2 * j, offset = 4 * (3 * im + j);
- REG_RMW_FIELD(ah,
+ REG_RMW_FIELD(ah,
AR_PHY_CHAN_INFO_MEMORY,
AR_PHY_CHAN_INFO_TAB_S2_READ,
0);
- /* 32 bits */
- iq_res[idx] = REG_READ(ah,
- chan_info_tab[i] +
- offset);
+ /* 32 bits */
+ iq_res[idx] = REG_READ(ah,
+ chan_info_tab[i] +
+ offset);
- REG_RMW_FIELD(ah,
+ REG_RMW_FIELD(ah,
AR_PHY_CHAN_INFO_MEMORY,
AR_PHY_CHAN_INFO_TAB_S2_READ,
1);
- /* 16 bits */
- iq_res[idx + 1] = 0xffff & REG_READ(ah,
- chan_info_tab[i] + offset);
+ /* 16 bits */
+ iq_res[idx + 1] = 0xffff & REG_READ(ah,
+ chan_info_tab[i] + offset);
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "IQ RES[%d]=0x%x"
- "IQ_RES[%d]=0x%x\n",
- idx, iq_res[idx], idx + 1,
- iq_res[idx + 1]);
- }
+ ath_dbg(common, ATH_DBG_CALIBRATE,
+ "IQ RES[%d]=0x%x"
+ "IQ_RES[%d]=0x%x\n",
+ idx, iq_res[idx], idx + 1,
+ iq_res[idx + 1]);
+ }
- if (!ar9003_hw_calc_iq_corr(ah, i, iq_res,
- coeff.iqc_coeff)) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "Failed in calculation of IQ correction.\n");
- goto tx_iqcal_fail;
- }
+ if (!ar9003_hw_calc_iq_corr(ah, i, iq_res,
+ coeff.iqc_coeff)) {
+ ath_dbg(common, ATH_DBG_CALIBRATE,
+ "Failed in calculation of \
+ IQ correction.\n");
+ goto tx_iqcal_fail;
+ }
- coeff.mag_coeff[i][im][ip] =
- coeff.iqc_coeff[0] & 0x7f;
- coeff.phs_coeff[i][im][ip] =
- (coeff.iqc_coeff[0] >> 7) & 0x7f;
+ coeff.mag_coeff[i][im] = coeff.iqc_coeff[0] & 0x7f;
+ coeff.phs_coeff[i][im] =
+ (coeff.iqc_coeff[0] >> 7) & 0x7f;
- if (coeff.mag_coeff[i][im][ip] > 63)
- coeff.mag_coeff[i][im][ip] -= 128;
- if (coeff.phs_coeff[i][im][ip] > 63)
- coeff.phs_coeff[i][im][ip] -= 128;
- }
+ if (coeff.mag_coeff[i][im] > 63)
+ coeff.mag_coeff[i][im] -= 128;
+ if (coeff.phs_coeff[i][im] > 63)
+ coeff.phs_coeff[i][im] -= 128;
}
}
ar9003_hw_tx_iqcal_load_avg_2_passes(ah, num_chains, &coeff);
@@ -944,6 +841,7 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_hw_capabilities *pCap = &ah->caps;
int val;
+ bool txiqcal_done = false;
val = REG_READ(ah, AR_ENT_OTP);
ath_dbg(common, ATH_DBG_CALIBRATE, "ath9k: AR_ENT_OTP 0x%x\n", val);
@@ -956,14 +854,22 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
pCap->tx_chainmask);
/* Do Tx IQ Calibration */
- if (AR_SREV_9485(ah))
- ar9003_hw_tx_iq_cal_run(ah);
- else
- ar9003_hw_tx_iq_cal(ah);
+ REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_1,
+ AR_PHY_TX_IQCAL_CONTROL_1_IQCORR_I_Q_COFF_DELPT,
+ DELPT);
- REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
- udelay(5);
- REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
+ /*
+ * For AR9485 or later chips, TxIQ cal runs as part of
+ * AGC calibration
+ */
+ if (AR_SREV_9485_OR_LATER(ah))
+ txiqcal_done = true;
+ else {
+ txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
+ REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
+ udelay(5);
+ REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
+ }
/* Calibrate the AGC */
REG_WRITE(ah, AR_PHY_AGC_CONTROL,
@@ -978,7 +884,7 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
return false;
}
- if (AR_SREV_9485(ah))
+ if (txiqcal_done)
ar9003_hw_tx_iq_cal_post_proc(ah);
/* Revert chainmasks to their original values before NF cal */
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
index d133ee82087..2a0d5cbb7e7 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
@@ -548,15 +548,12 @@
#define AR_PHY_TXGAIN_TABLE (AR_SM_BASE + 0x300)
-#define AR_PHY_TX_IQCAL_START_9485 (AR_SM_BASE + 0x3c4)
-#define AR_PHY_TX_IQCAL_START_DO_CAL_9485 0x80000000
-#define AR_PHY_TX_IQCAL_START_DO_CAL_9485_S 31
-#define AR_PHY_TX_IQCAL_CONTROL_1_9485 (AR_SM_BASE + 0x3c8)
-#define AR_PHY_TX_IQCAL_STATUS_B0_9485 (AR_SM_BASE + 0x3f0)
-
-#define AR_PHY_TX_IQCAL_CONTROL_1 (AR_SM_BASE + 0x448)
-#define AR_PHY_TX_IQCAL_START (AR_SM_BASE + 0x440)
-#define AR_PHY_TX_IQCAL_STATUS_B0 (AR_SM_BASE + 0x48c)
+#define AR_PHY_TX_IQCAL_CONTROL_1 (AR_SM_BASE + AR_SREV_9485(ah) ? \
+ 0x3c8 : 0x448)
+#define AR_PHY_TX_IQCAL_START (AR_SM_BASE + AR_SREV_9485(ah) ? \
+ 0x3c4 : 0x440)
+#define AR_PHY_TX_IQCAL_STATUS_B0 (AR_SM_BASE + AR_SREV_9485(ah) ? \
+ 0x3f0 : 0x48c)
#define AR_PHY_TX_IQCAL_CORR_COEFF_B0(_i) (AR_SM_BASE + \
(AR_SREV_9485(ah) ? \
0x3d0 : 0x450) + ((_i) << 2))
@@ -758,10 +755,10 @@
#define AR_PHY_SPECTRAL_SCAN_SHORT_REPEAT 0x01000000
#define AR_PHY_SPECTRAL_SCAN_SHORT_REPEAT_S 24
#define AR_PHY_CHANNEL_STATUS_RX_CLEAR 0x00000004
-#define AR_PHY_TX_IQCAQL_CONTROL_1_IQCORR_I_Q_COFF_DELPT 0x01fc0000
-#define AR_PHY_TX_IQCAQL_CONTROL_1_IQCORR_I_Q_COFF_DELPT_S 18
-#define AR_PHY_TX_IQCAL_START_DO_CAL 0x00000001
-#define AR_PHY_TX_IQCAL_START_DO_CAL_S 0
+#define AR_PHY_TX_IQCAL_CONTROL_1_IQCORR_I_Q_COFF_DELPT 0x01fc0000
+#define AR_PHY_TX_IQCAL_CONTROL_1_IQCORR_I_Q_COFF_DELPT_S 18
+#define AR_PHY_TX_IQCAL_START_DO_CAL 0x00000001
+#define AR_PHY_TX_IQCAL_START_DO_CAL_S 0
#define AR_PHY_TX_IQCAL_STATUS_FAILED 0x00000001
#define AR_PHY_CALIBRATED_GAINS_0 0x3e
diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h
index b42e36c6f6e..d5cecdc6ca6 100644
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -870,6 +870,8 @@
#define AR_SREV_9485_11(_ah) \
(AR_SREV_9485(_ah) && \
((_ah)->hw_version.macRev == AR_SREV_REVISION_9485_11))
+#define AR_SREV_9485_OR_LATER(_ah) \
+ (((_ah)->hw_version.macVersion >= AR_SREV_VERSION_9485))
#define AR_SREV_9340(_ah) \
(((_ah)->hw_version.macVersion == AR_SREV_VERSION_9340))
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-25 23:39:48 +0000