Author: adrian
Date: Mon Apr 18 14:06:18 2011
New Revision: 220782
URL: http://svn.freebsd.org/changeset/base/220782
Log:
Add TX carrier sense timeout statistics.
Modified:
head/sys/dev/ath/if_ath.c
head/sys/dev/ath/if_ath_sysctl.c
head/sys/dev/ath/if_athioctl.h
Modified: head/sys/dev/ath/if_ath.c
==============================================================================
--- head/sys/dev/ath/if_ath.c Mon Apr 18 14:05:26 2011 (r220781)
+++ head/sys/dev/ath/if_ath.c Mon Apr 18 14:06:18 2011 (r220782)
@@ -1357,6 +1357,8 @@ ath_intr(void *arg)
}
if (status & HAL_INT_GTT)
sc->sc_stats.ast_tx_timeout++;
+ if (status & HAL_INT_CST)
+ sc->sc_stats.ast_tx_cst++;
if (status & HAL_INT_MIB) {
sc->sc_stats.ast_mib++;
/*
@@ -1561,9 +1563,9 @@ ath_init(void *arg)
if (sc->sc_needmib && ic->ic_opmode == IEEE80211_M_STA)
sc->sc_imask |= HAL_INT_MIB;
- /* Enable global TX timeout statistics if available */
+ /* Enable global TX timeout and carrier sense timeout if available */
if (ath_hal_gtxto_supported(ah))
- sc->sc_imask |= HAL_INT_GTT;
+ sc->sc_imask |= (HAL_INT_GTT | HAL_INT_CST);
DPRINTF(sc, ATH_DEBUG_RESET, "%s: imask=0x%x\n",
__func__, sc->sc_imask);
Modified: head/sys/dev/ath/if_ath_sysctl.c
==============================================================================
--- head/sys/dev/ath/if_ath_sysctl.c Mon Apr 18 14:05:26 2011
(r220781)
+++ head/sys/dev/ath/if_ath_sysctl.c Mon Apr 18 14:06:18 2011
(r220782)
@@ -707,6 +707,8 @@ ath_sysctl_stats_attach(struct ath_softc
&sc->sc_stats.ast_rx_hitqueueend, 0, "RX hit queue end");
SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_timeout", CTLFLAG_RD,
&sc->sc_stats.ast_tx_timeout, 0, "TX Global Timeout");
+ SYSCTL_ADD_UINT(ctx, child, OID_AUTO, "ast_tx_cst", CTLFLAG_RD,
+ &sc->sc_stats.ast_tx_cst, 0, "TX Carrier Sense Timeout");
/* Attach the RX phy error array */
ath_sysctl_stats_attach_rxphyerr(sc, child);
Modified: head/sys/dev/ath/if_athioctl.h
==============================================================================
--- head/sys/dev/ath/if_athioctl.h Mon Apr 18 14:05:26 2011
(r220781)
+++ head/sys/dev/ath/if_athioctl.h Mon Apr 18 14:06:18 2011
(r220782)
@@ -130,6 +130,7 @@ struct ath_stats {
u_int32_t ast_tx_htprotect; /* HT tx frames with protection
*/
u_int32_t ast_rx_hitqueueend;
u_int32_t ast_tx_timeout; /* Global TX timeout */
+ u_int32_t ast_tx_cst; /* Carrier sense timeout */
u_int32_t ast_pad[16];
};
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