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path: root/drivers/net/wireless/ath/ath9k/ar9003_mci.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_mci.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_mci.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c
index 9a34fcaae3ff..b2e39e8a21b5 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c
@@ -714,6 +714,7 @@ bool ar9003_mci_start_reset(struct ath_hw *ah, struct ath9k_channel *chan)
return true;
}
+EXPORT_SYMBOL(ar9003_mci_start_reset);
int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan,
struct ath9k_hw_cal_data *caldata)
@@ -1201,12 +1202,6 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type)
ar9003_mci_2g5g_switch(ah, false);
break;
- case MCI_STATE_SET_BT_CAL_START:
- mci->bt_state = MCI_BT_CAL_START;
- break;
- case MCI_STATE_SET_BT_CAL:
- mci->bt_state = MCI_BT_CAL;
- break;
case MCI_STATE_RESET_REQ_WAKE:
ar9003_mci_reset_req_wakeup(ah);
mci->update_2g5g = true;
@@ -1327,6 +1322,10 @@ u32 ar9003_mci_get_next_gpm_offset(struct ath_hw *ah, bool first, u32 *more)
if (first) {
gpm_ptr = MS(REG_READ(ah, AR_MCI_GPM_1), AR_MCI_GPM_WRITE_PTR);
+
+ if (gpm_ptr >= mci->gpm_len)
+ gpm_ptr = 0;
+
mci->gpm_idx = gpm_ptr;
return gpm_ptr;
}
@@ -1371,6 +1370,10 @@ u32 ar9003_mci_get_next_gpm_offset(struct ath_hw *ah, bool first, u32 *more)
more_gpm = MCI_GPM_NOMORE;
temp_index = mci->gpm_idx;
+
+ if (temp_index >= mci->gpm_len)
+ temp_index = 0;
+
mci->gpm_idx++;
if (mci->gpm_idx >= mci->gpm_len)