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path: root/drivers/net/wireless/brcm80211/brcmsmac/main.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmsmac/main.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/main.c25
1 files changed, 9 insertions, 16 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c
index 17594de4199e..9f3d7e9f3bb5 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/main.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c
@@ -1027,7 +1027,6 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs)
1027static bool 1027static bool
1028brcms_b_txstatus(struct brcms_hardware *wlc_hw, bool bound, bool *fatal) 1028brcms_b_txstatus(struct brcms_hardware *wlc_hw, bool bound, bool *fatal)
1029{ 1029{
1030 bool morepending = false;
1031 struct bcma_device *core; 1030 struct bcma_device *core;
1032 struct tx_status txstatus, *txs; 1031 struct tx_status txstatus, *txs;
1033 u32 s1, s2; 1032 u32 s1, s2;
@@ -1041,23 +1040,20 @@ brcms_b_txstatus(struct brcms_hardware *wlc_hw, bool bound, bool *fatal)
1041 txs = &txstatus; 1040 txs = &txstatus;
1042 core = wlc_hw->d11core; 1041 core = wlc_hw->d11core;
1043 *fatal = false; 1042 *fatal = false;
1044 s1 = bcma_read32(core, D11REGOFFS(frmtxstatus));
1045 while (!(*fatal)
1046 && (s1 & TXS_V)) {
1047 /* !give others some time to run! */
1048 if (n >= max_tx_num) {
1049 morepending = true;
1050 break;
1051 }
1052 1043
1044 while (n < max_tx_num) {
1045 s1 = bcma_read32(core, D11REGOFFS(frmtxstatus));
1053 if (s1 == 0xffffffff) { 1046 if (s1 == 0xffffffff) {
1054 brcms_err(core, "wl%d: %s: dead chip\n", wlc_hw->unit, 1047 brcms_err(core, "wl%d: %s: dead chip\n", wlc_hw->unit,
1055 __func__); 1048 __func__);
1056 *fatal = true; 1049 *fatal = true;
1057 return false; 1050 return false;
1058 } 1051 }
1059 s2 = bcma_read32(core, D11REGOFFS(frmtxstatus2)); 1052 /* only process when valid */
1053 if (!(s1 & TXS_V))
1054 break;
1060 1055
1056 s2 = bcma_read32(core, D11REGOFFS(frmtxstatus2));
1061 txs->status = s1 & TXS_STATUS_MASK; 1057 txs->status = s1 & TXS_STATUS_MASK;
1062 txs->frameid = (s1 & TXS_FID_MASK) >> TXS_FID_SHIFT; 1058 txs->frameid = (s1 & TXS_FID_MASK) >> TXS_FID_SHIFT;
1063 txs->sequence = s2 & TXS_SEQ_MASK; 1059 txs->sequence = s2 & TXS_SEQ_MASK;
@@ -1065,15 +1061,12 @@ brcms_b_txstatus(struct brcms_hardware *wlc_hw, bool bound, bool *fatal)
1065 txs->lasttxtime = 0; 1061 txs->lasttxtime = 0;
1066 1062
1067 *fatal = brcms_c_dotxstatus(wlc_hw->wlc, txs); 1063 *fatal = brcms_c_dotxstatus(wlc_hw->wlc, txs);
1068 1064 if (*fatal == true)
1069 s1 = bcma_read32(core, D11REGOFFS(frmtxstatus)); 1065 return false;
1070 n++; 1066 n++;
1071 } 1067 }
1072 1068
1073 if (*fatal) 1069 return n >= max_tx_num;
1074 return false;
1075
1076 return morepending;
1077} 1070}
1078 1071
1079static void brcms_c_tbtt(struct brcms_c_info *wlc) 1072static void brcms_c_tbtt(struct brcms_c_info *wlc)