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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-14 10:37:28 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-14 10:37:28 -0700 |
commit | d7e9660ad9d5e0845f52848bce31bcf5cdcdea6b (patch) | |
tree | c6c67d145771187b194d79d603742b31090a59d6 /drivers/net/wireless/ath/ath9k/debug.c | |
parent | b8cb48aae1b8c50b37dcb7710363aa69a7a0d9ca (diff) | |
parent | 13af7a6ea502fcdd4c0e3d7de6e332b102309491 (diff) | |
download | linux-d7e9660ad9d5e0845f52848bce31bcf5cdcdea6b.tar.gz linux-d7e9660ad9d5e0845f52848bce31bcf5cdcdea6b.tar.bz2 linux-d7e9660ad9d5e0845f52848bce31bcf5cdcdea6b.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1623 commits)
netxen: update copyright
netxen: fix tx timeout recovery
netxen: fix file firmware leak
netxen: improve pci memory access
netxen: change firmware write size
tg3: Fix return ring size breakage
netxen: build fix for INET=n
cdc-phonet: autoconfigure Phonet address
Phonet: back-end for autoconfigured addresses
Phonet: fix netlink address dump error handling
ipv6: Add IFA_F_DADFAILED flag
net: Add DEVTYPE support for Ethernet based devices
mv643xx_eth.c: remove unused txq_set_wrr()
ucc_geth: Fix hangs after switching from full to half duplex
ucc_geth: Rearrange some code to avoid forward declarations
phy/marvell: Make non-aneg speed/duplex forcing work for 88E1111 PHYs
drivers/net/phy: introduce missing kfree
drivers/net/wan: introduce missing kfree
net: force bridge module(s) to be GPL
Subject: [PATCH] appletalk: Fix skb leak when ipddp interface is not loaded
...
Fixed up trivial conflicts:
- arch/x86/include/asm/socket.h
converted to <asm-generic/socket.h> in the x86 tree. The generic
header has the same new #define's, so that works out fine.
- drivers/net/tun.c
fix conflict between 89f56d1e9 ("tun: reuse struct sock fields") that
switched over to using 'tun->socket.sk' instead of the redundantly
available (and thus removed) 'tun->sk', and 2b980dbd ("lsm: Add hooks
to the TUN driver") which added a new 'tun->sk' use.
Noted in 'next' by Stephen Rothwell.
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/debug.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/debug.c | 99 |
1 files changed, 94 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 6d20725d6451..2be4c2252047 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -93,6 +93,8 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf, int i, qcuOffset = 0, dcuOffset = 0; u32 *qcuBase = &val[0], *dcuBase = &val[4]; + ath9k_ps_wakeup(sc); + REG_WRITE(ah, AR_MACMISC, ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | (AR_MACMISC_MISC_OBS_BUS_1 << @@ -159,6 +161,8 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf, len += snprintf(buf + len, sizeof(buf) - len, "AR_CR: 0x%x \n", REG_READ(ah, AR_CR)); + ath9k_ps_restore(sc); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); } @@ -486,6 +490,83 @@ static const struct file_operations fops_wiphy = { .owner = THIS_MODULE }; +#define PR(str, elem) \ + do { \ + len += snprintf(buf + len, size - len, \ + "%s%13u%11u%10u%10u\n", str, \ + sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_BE]].elem, \ + sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_BK]].elem, \ + sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_VI]].elem, \ + sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_VO]].elem); \ +} while(0) + +static ssize_t read_file_xmit(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char *buf; + unsigned int len = 0, size = 2048; + ssize_t retval = 0; + + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return 0; + + len += sprintf(buf, "%30s %10s%10s%10s\n\n", "BE", "BK", "VI", "VO"); + + PR("MPDUs Queued: ", queued); + PR("MPDUs Completed: ", completed); + PR("Aggregates: ", a_aggr); + PR("AMPDUs Queued: ", a_queued); + PR("AMPDUs Completed:", a_completed); + PR("AMPDUs Retried: ", a_retries); + PR("AMPDUs XRetried: ", a_xretries); + PR("FIFO Underrun: ", fifo_underrun); + PR("TXOP Exceeded: ", xtxop); + PR("TXTIMER Expiry: ", timer_exp); + PR("DESC CFG Error: ", desc_cfg_err); + PR("DATA Underrun: ", data_underrun); + PR("DELIM Underrun: ", delim_underrun); + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; +} + +void ath_debug_stat_tx(struct ath_softc *sc, struct ath_txq *txq, + struct ath_buf *bf) +{ + struct ath_desc *ds = bf->bf_desc; + + if (bf_isampdu(bf)) { + if (bf_isxretried(bf)) + TX_STAT_INC(txq->axq_qnum, a_xretries); + else + TX_STAT_INC(txq->axq_qnum, a_completed); + } else { + TX_STAT_INC(txq->axq_qnum, completed); + } + + if (ds->ds_txstat.ts_status & ATH9K_TXERR_FIFO) + TX_STAT_INC(txq->axq_qnum, fifo_underrun); + if (ds->ds_txstat.ts_status & ATH9K_TXERR_XTXOP) + TX_STAT_INC(txq->axq_qnum, xtxop); + if (ds->ds_txstat.ts_status & ATH9K_TXERR_TIMER_EXPIRED) + TX_STAT_INC(txq->axq_qnum, timer_exp); + if (ds->ds_txstat.ts_flags & ATH9K_TX_DESC_CFG_ERR) + TX_STAT_INC(txq->axq_qnum, desc_cfg_err); + if (ds->ds_txstat.ts_flags & ATH9K_TX_DATA_UNDERRUN) + TX_STAT_INC(txq->axq_qnum, data_underrun); + if (ds->ds_txstat.ts_flags & ATH9K_TX_DELIM_UNDERRUN) + TX_STAT_INC(txq->axq_qnum, delim_underrun); +} + +static const struct file_operations fops_xmit = { + .read = read_file_xmit, + .open = ath9k_debugfs_open, + .owner = THIS_MODULE +}; int ath9k_init_debug(struct ath_softc *sc) { @@ -500,35 +581,42 @@ int ath9k_init_debug(struct ath_softc *sc) goto err; sc->debug.debugfs_debug = debugfs_create_file("debug", - S_IRUGO | S_IWUSR, sc->debug.debugfs_phy, sc, &fops_debug); + S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc, &fops_debug); if (!sc->debug.debugfs_debug) goto err; - sc->debug.debugfs_dma = debugfs_create_file("dma", S_IRUGO, + sc->debug.debugfs_dma = debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_dma); if (!sc->debug.debugfs_dma) goto err; sc->debug.debugfs_interrupt = debugfs_create_file("interrupt", - S_IRUGO, + S_IRUSR, sc->debug.debugfs_phy, sc, &fops_interrupt); if (!sc->debug.debugfs_interrupt) goto err; sc->debug.debugfs_rcstat = debugfs_create_file("rcstat", - S_IRUGO, + S_IRUSR, sc->debug.debugfs_phy, sc, &fops_rcstat); if (!sc->debug.debugfs_rcstat) goto err; sc->debug.debugfs_wiphy = debugfs_create_file( - "wiphy", S_IRUGO | S_IWUSR, sc->debug.debugfs_phy, sc, + "wiphy", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc, &fops_wiphy); if (!sc->debug.debugfs_wiphy) goto err; + sc->debug.debugfs_xmit = debugfs_create_file("xmit", + S_IRUSR, + sc->debug.debugfs_phy, + sc, &fops_xmit); + if (!sc->debug.debugfs_xmit) + goto err; + return 0; err: ath9k_exit_debug(sc); @@ -537,6 +625,7 @@ err: void ath9k_exit_debug(struct ath_softc *sc) { + debugfs_remove(sc->debug.debugfs_xmit); debugfs_remove(sc->debug.debugfs_wiphy); debugfs_remove(sc->debug.debugfs_rcstat); debugfs_remove(sc->debug.debugfs_interrupt); |