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Some statistics additions - prepare for error codes > 32 (since the AR5416

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error mask is > 5 bits) and add some extra CRC/HT40/ShortGI counters to
help debug 802.11n issues.
This commit is contained in:
adrian 2011-02-14 21:24:54 +00:00
parent 51beb8d124
commit 21ea145081
2 changed files with 34 additions and 6 deletions
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30
sys/dev/ath/if_ath.c
View File

@ -3715,7 +3715,6 @@ ath_rx_proc(void *arg, int npending)
struct mbuf *m;
struct ieee80211_node *ni;
int len, type, ngood;
u_int phyerr;
HAL_STATUS status;
int16_t nf;
u_int64_t tsf;
@ -3769,6 +3768,21 @@ ath_rx_proc(void *arg, int npending)
if (status == HAL_EINPROGRESS)
break;
STAILQ_REMOVE_HEAD(&sc->sc_rxbuf, bf_list);
/* These aren't specifically errors */
if (rs->rs_flags & HAL_RX_GI)
sc->sc_stats.ast_rx_halfgi++;
if (rs->rs_flags & HAL_RX_2040)
sc->sc_stats.ast_rx_2040++;
if (rs->rs_flags & HAL_RX_DELIM_CRC_PRE)
sc->sc_stats.ast_rx_pre_crc_err++;
if (rs->rs_flags & HAL_RX_DELIM_CRC_POST)
sc->sc_stats.ast_rx_post_crc_err++;
if (rs->rs_flags & HAL_RX_DECRYPT_BUSY)
sc->sc_stats.ast_rx_decrypt_busy_err++;
if (rs->rs_flags & HAL_RX_HI_RX_CHAIN)
sc->sc_stats.ast_rx_hi_rx_chain++;
if (rs->rs_status != 0) {
if (rs->rs_status & HAL_RXERR_CRC)
sc->sc_stats.ast_rx_crcerr++;
@ -3776,8 +3790,9 @@ ath_rx_proc(void *arg, int npending)
sc->sc_stats.ast_rx_fifoerr++;
if (rs->rs_status & HAL_RXERR_PHY) {
sc->sc_stats.ast_rx_phyerr++;
phyerr = rs->rs_phyerr & 0x1f;
sc->sc_stats.ast_rx_phy[phyerr]++;
/* Be suitably paranoid about receiving phy errors out of the stats array bounds */
if (rs->rs_phyerr < 64)
sc->sc_stats.ast_rx_phy[rs->rs_phyerr]++;
goto rx_error; /* NB: don't count in ierrors */
}
if (rs->rs_status & HAL_RXERR_DECRYPT) {
@ -6402,7 +6417,7 @@ ath_sysctl_stats_attach_rxphyerr(struct ath_softc *sc, struct sysctl_oid_list *p
tree = SYSCTL_ADD_NODE(ctx, parent, OID_AUTO, "rx_phy_err", CTLFLAG_RD, NULL, "Per-code RX PHY Errors");
child = SYSCTL_CHILDREN(tree);
for (i = 0; i < 32; i++) {
for (i = 0; i < 64; i++) {
snprintf(sn, sizeof(sn), "%d", i);
SYSCTL_ADD_UINT(ctx, child, OID_AUTO, sn, CTLFLAG_RD, &sc->sc_stats.ast_rx_phy[i], 0, "");
}
@ -6580,6 +6595,13 @@ ath_sysctl_stats_attach(struct ath_softc *sc)
SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_agg", CTLFLAG_RD,
&sc->sc_stats.ast_rx_agg, 0, "number of aggregate frames received");
SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_halfgi", CTLFLAG_RD, &sc->sc_stats.ast_rx_halfgi, 0, "");
SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_2040", CTLFLAG_RD, &sc->sc_stats.ast_rx_2040, 0, "");
SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_pre_crc_err", CTLFLAG_RD, &sc->sc_stats.ast_rx_pre_crc_err, 0, "");
SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_post_crc_err", CTLFLAG_RD, &sc->sc_stats.ast_rx_post_crc_err, 0, "");
SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_decrypt_busy_err", CTLFLAG_RD, &sc->sc_stats.ast_rx_decrypt_busy_err, 0, "");
SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_rx_hi_rx_chain", CTLFLAG_RD, &sc->sc_stats.ast_rx_hi_rx_chain, 0, "");
/* Attach the RX phy error array */
ath_sysctl_stats_attach_rxphyerr(sc, child);
}

10
sys/dev/ath/if_athioctl.h
View File

@ -79,7 +79,7 @@ struct ath_stats {
u_int32_t ast_rx_badcrypt;/* rx failed 'cuz decryption */
u_int32_t ast_rx_badmic; /* rx failed 'cuz MIC failure */
u_int32_t ast_rx_phyerr; /* rx failed 'cuz of PHY err */
u_int32_t ast_rx_phy[32]; /* rx PHY error per-code counts */
u_int32_t ast_rx_phy[64]; /* rx PHY error per-code counts */
u_int32_t ast_rx_tooshort;/* rx discarded 'cuz frame too short */
u_int32_t ast_rx_toobig; /* rx discarded 'cuz frame too large */
u_int32_t ast_rx_packets; /* packet recv on the interface */
@ -121,7 +121,13 @@ struct ath_stats {
u_int32_t ast_be_missed; /* missed beacons */
u_int32_t ast_ani_cal; /* ANI calibrations performed */
u_int32_t ast_rx_agg; /* number of aggregate frames RX'ed */
u_int32_t ast_pad[11];
u_int32_t ast_rx_halfgi;
u_int32_t ast_rx_2040;
u_int32_t ast_rx_pre_crc_err;
u_int32_t ast_rx_post_crc_err;
u_int32_t ast_rx_decrypt_busy_err;
u_int32_t ast_rx_hi_rx_chain;
u_int32_t ast_pad[4];
};
#define SIOCGATHSTATS _IOWR('i', 137, struct ifreq)