ath9k: do a chip reset if noise floor calibration fails, should improve stability
[openwrt.git] / package / kernel / mac80211 / patches / 564-ath9k_cleanup_reset_debug.patch
1 --- a/drivers/net/wireless/ath/ath9k/debug.c
2 +++ b/drivers/net/wireless/ath/ath9k/debug.c
3 @@ -846,36 +846,30 @@ static ssize_t read_file_reset(struct fi
4                                size_t count, loff_t *ppos)
5  {
6         struct ath_softc *sc = file->private_data;
7 +       static const char * const reset_cause[__RESET_TYPE_MAX] = {
8 +               [RESET_TYPE_BB_HANG] = "Baseband Hang",
9 +               [RESET_TYPE_BB_WATCHDOG] = "Baseband Watchdog",
10 +               [RESET_TYPE_FATAL_INT] = "Fatal HW Error",
11 +               [RESET_TYPE_TX_ERROR] = "TX HW error",
12 +               [RESET_TYPE_TX_GTT] = "Transmit timeout",
13 +               [RESET_TYPE_TX_HANG] = "TX Path Hang",
14 +               [RESET_TYPE_PLL_HANG] = "PLL RX Hang",
15 +               [RESET_TYPE_MAC_HANG] = "MAC Hang",
16 +               [RESET_TYPE_BEACON_STUCK] = "Stuck Beacon",
17 +               [RESET_TYPE_MCI] = "MCI Reset",
18 +       };
19         char buf[512];
20         unsigned int len = 0;
21 +       int i;
22  
23 -       len += scnprintf(buf + len, sizeof(buf) - len,
24 -                        "%17s: %2d\n", "Baseband Hang",
25 -                        sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
26 -       len += scnprintf(buf + len, sizeof(buf) - len,
27 -                        "%17s: %2d\n", "Baseband Watchdog",
28 -                        sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
29 -       len += scnprintf(buf + len, sizeof(buf) - len,
30 -                        "%17s: %2d\n", "Fatal HW Error",
31 -                        sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
32 -       len += scnprintf(buf + len, sizeof(buf) - len,
33 -                        "%17s: %2d\n", "TX HW error",
34 -                        sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
35 -       len += scnprintf(buf + len, sizeof(buf) - len,
36 -                        "%17s: %2d\n", "TX Path Hang",
37 -                        sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
38 -       len += scnprintf(buf + len, sizeof(buf) - len,
39 -                        "%17s: %2d\n", "PLL RX Hang",
40 -                        sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
41 -       len += scnprintf(buf + len, sizeof(buf) - len,
42 -                        "%17s: %2d\n", "MAC Hang",
43 -                        sc->debug.stats.reset[RESET_TYPE_MAC_HANG]);
44 -       len += scnprintf(buf + len, sizeof(buf) - len,
45 -                        "%17s: %2d\n", "Stuck Beacon",
46 -                        sc->debug.stats.reset[RESET_TYPE_BEACON_STUCK]);
47 -       len += scnprintf(buf + len, sizeof(buf) - len,
48 -                        "%17s: %2d\n", "MCI Reset",
49 -                        sc->debug.stats.reset[RESET_TYPE_MCI]);
50 +       for (i = 0; i < ARRAY_SIZE(reset_cause); i++) {
51 +               if (!reset_cause[i])
52 +                   continue;
53 +
54 +               len += scnprintf(buf + len, sizeof(buf) - len,
55 +                                "%17s: %2d\n", reset_cause[i],
56 +                                sc->debug.stats.reset[i]);
57 +       }
58  
59         if (len > sizeof(buf))
60                 len = sizeof(buf);