ath9k: clean up debugfs print of reset causes (70e535ed) · Commits · 戴 / test

drivers/net/wireless/ath/ath9k/debug.c

+21 −27

Original line number	Diff line number	Diff line
		@@ -852,36 +852,30 @@ static ssize_t read_file_reset(struct file file, char __user user_buf,
		size_t count, loff_t *ppos)
		{
		struct ath_softc *sc = file->private_data;
		static const char * const reset_cause[__RESET_TYPE_MAX] = {
		[RESET_TYPE_BB_HANG] = "Baseband Hang",
		[RESET_TYPE_BB_WATCHDOG] = "Baseband Watchdog",
		[RESET_TYPE_FATAL_INT] = "Fatal HW Error",
		[RESET_TYPE_TX_ERROR] = "TX HW error",
		[RESET_TYPE_TX_GTT] = "Transmit timeout",
		[RESET_TYPE_TX_HANG] = "TX Path Hang",
		[RESET_TYPE_PLL_HANG] = "PLL RX Hang",
		[RESET_TYPE_MAC_HANG] = "MAC Hang",
		[RESET_TYPE_BEACON_STUCK] = "Stuck Beacon",
		[RESET_TYPE_MCI] = "MCI Reset",
		};
		char buf[512];
		unsigned int len = 0;
		int i;

		for (i = 0; i < ARRAY_SIZE(reset_cause); i++) {
		if (!reset_cause[i])
		continue;

		len += scnprintf(buf + len, sizeof(buf) - len,
		"%17s: %2d\n", "Baseband Hang",
		sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
		len += scnprintf(buf + len, sizeof(buf) - len,
		"%17s: %2d\n", "Baseband Watchdog",
		sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
		len += scnprintf(buf + len, sizeof(buf) - len,
		"%17s: %2d\n", "Fatal HW Error",
		sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
		len += scnprintf(buf + len, sizeof(buf) - len,
		"%17s: %2d\n", "TX HW error",
		sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
		len += scnprintf(buf + len, sizeof(buf) - len,
		"%17s: %2d\n", "TX Path Hang",
		sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
		len += scnprintf(buf + len, sizeof(buf) - len,
		"%17s: %2d\n", "PLL RX Hang",
		sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
		len += scnprintf(buf + len, sizeof(buf) - len,
		"%17s: %2d\n", "MAC Hang",
		sc->debug.stats.reset[RESET_TYPE_MAC_HANG]);
		len += scnprintf(buf + len, sizeof(buf) - len,
		"%17s: %2d\n", "Stuck Beacon",
		sc->debug.stats.reset[RESET_TYPE_BEACON_STUCK]);
		len += scnprintf(buf + len, sizeof(buf) - len,
		"%17s: %2d\n", "MCI Reset",
		sc->debug.stats.reset[RESET_TYPE_MCI]);
		"%17s: %2d\n", reset_cause[i],
		sc->debug.stats.reset[i]);
		}

		if (len > sizeof(buf))
		len = sizeof(buf);

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