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Commit c3b9f9e8 authored by Sujith Manoharan's avatar Sujith Manoharan Committed by John W. Linville
Browse files

ath9k: Use a separate debugfs file for PHY errors 



Signed-off-by: default avatarSujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 78175fc4

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

+74 −43
Original line number Diff line number Diff line
@@ -943,14 +943,10 @@ static const struct file_operations fops_reset = { 
static ssize_t read_file_recv(struct file *file, char __user *user_buf,

			      size_t count, loff_t *ppos)

{

#define PHY_ERR(s, p) \

	len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \

			 sc->debug.stats.rxstats.phy_err_stats[p]);



#define RXS_ERR(s, e)					    \

	do {						    \

		len += scnprintf(buf + len, size - len,	    \

				 "%22s : %10u\n", s,	    \

				 "%18s : %10u\n", s,	    \

				 sc->debug.stats.rxstats.e);\

	} while (0)
@@ -963,6 +959,12 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf, 
	if (buf == NULL)

		return -ENOMEM;



	RXS_ERR("PKTS-ALL", rx_pkts_all);

	RXS_ERR("BYTES-ALL", rx_bytes_all);

	RXS_ERR("BEACONS", rx_beacons);

	RXS_ERR("FRAGS", rx_frags);

	RXS_ERR("SPECTRAL", rx_spectral);



	RXS_ERR("CRC ERR", crc_err);

	RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err);

	RXS_ERR("PHY ERR", phy_err);
@@ -970,43 +972,10 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf, 
	RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err);

	RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err);

	RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err);

	RXS_ERR("RX-LENGTH-ERR", rx_len_err);

	RXS_ERR("RX-OOM-ERR", rx_oom_err);

	RXS_ERR("RX-RATE-ERR", rx_rate_err);

	RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err);



	PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);

	PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);

	PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);

	PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);

	PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);

	PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);

	PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);

	PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);

	PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);

	PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);

	PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);

	PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);

	PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);

	PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);

	PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);

	PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);

	PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);

	PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);

	PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);

	PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);

	PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);

	PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);

	PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);

	PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);

	PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);

	PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);



	RXS_ERR("RX-Pkts-All", rx_pkts_all);

	RXS_ERR("RX-Bytes-All", rx_bytes_all);

	RXS_ERR("RX-Beacons", rx_beacons);

	RXS_ERR("RX-Frags", rx_frags);

	RXS_ERR("RX-Spectral", rx_spectral);

	RXS_ERR("LENGTH-ERR", rx_len_err);

	RXS_ERR("OOM-ERR", rx_oom_err);

	RXS_ERR("RATE-ERR", rx_rate_err);

	RXS_ERR("TOO-MANY-FRAGS", rx_too_many_frags_err);



	if (len > size)

		len = size;
@@ -1017,7 +986,6 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf, 
	return retval;



#undef RXS_ERR

#undef PHY_ERR

}



void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
@@ -1056,6 +1024,67 @@ static const struct file_operations fops_recv = { 
	.llseek = default_llseek,

};



static ssize_t read_file_phy_err(struct file *file, char __user *user_buf,

				 size_t count, loff_t *ppos)

{

#define PHY_ERR(s, p) \

	len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \

			 sc->debug.stats.rxstats.phy_err_stats[p]);



	struct ath_softc *sc = file->private_data;

	char *buf;

	unsigned int len = 0, size = 1600;

	ssize_t retval = 0;



	buf = kzalloc(size, GFP_KERNEL);

	if (buf == NULL)

		return -ENOMEM;



	PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);

	PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);

	PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);

	PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);

	PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);

	PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);

	PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);

	PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);

	PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);

	PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);

	PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);

	PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);

	PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);

	PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);

	PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);

	PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);

	PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);

	PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);

	PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);

	PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);

	PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);

	PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);

	PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);

	PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);

	PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);

	PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);



	if (len > size)

		len = size;



	retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);

	kfree(buf);



	return retval;



#undef PHY_ERR

}



static const struct file_operations fops_phy_err = {

	.read = read_file_phy_err,

	.open = simple_open,

	.owner = THIS_MODULE,

	.llseek = default_llseek,

};



static ssize_t read_file_regidx(struct file *file, char __user *user_buf,

                                size_t count, loff_t *ppos)

{
@@ -1489,6 +1518,8 @@ int ath9k_init_debug(struct ath_hw *ah) 
			    &fops_reset);

	debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,

			    &fops_recv);

	debugfs_create_file("phy_err", S_IRUSR, sc->debug.debugfs_phy, sc,

			    &fops_phy_err);

	debugfs_create_u8("rx_chainmask", S_IRUSR, sc->debug.debugfs_phy,

			  &ah->rxchainmask);

	debugfs_create_u8("tx_chainmask", S_IRUSR, sc->debug.debugfs_phy,