void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_status *ts, struct ath_txq *txq)
{
+#define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
+ [sc->debug.tsidx].c)
int qnum = txq->axq_qnum;
TX_STAT_INC(qnum, tx_pkts_all);
TX_STAT_INC(qnum, data_underrun);
if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
TX_STAT_INC(qnum, delim_underrun);
+
+ spin_lock(&sc->debug.samp_lock);
+ TX_SAMP_DBG(jiffies) = jiffies;
+ TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
+ TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1;
+ TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2;
+ TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0;
+ TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1;
+ TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2;
+ TX_SAMP_DBG(rateindex) = ts->ts_rateindex;
+ TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK);
+ TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry;
+ TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry;
+ TX_SAMP_DBG(rssi) = ts->ts_rssi;
+ TX_SAMP_DBG(tid) = ts->tid;
+ TX_SAMP_DBG(qid) = ts->qid;
+ sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
+ spin_unlock(&sc->debug.samp_lock);
+
+#undef TX_SAMP_DBG
}
static const struct file_operations fops_xmit = {
{
#define RX_STAT_INC(c) sc->debug.stats.rxstats.c++
#define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
+#define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\
+ [sc->debug.rsidx].c)
u32 phyerr;
sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna;
+ spin_lock(&sc->debug.samp_lock);
+ RX_SAMP_DBG(jiffies) = jiffies;
+ RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
+ RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1;
+ RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2;
+ RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0;
+ RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1;
+ RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2;
+ RX_SAMP_DBG(antenna) = rs->rs_antenna;
+ RX_SAMP_DBG(rssi) = rs->rs_rssi;
+ RX_SAMP_DBG(rate) = rs->rs_rate;
+ RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon;
+
+ sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
+ spin_unlock(&sc->debug.samp_lock);
+
#undef RX_STAT_INC
#undef RX_PHY_ERR_INC
+#undef RX_SAMP_DBG
}
static const struct file_operations fops_recv = {
.llseek = default_llseek,
};
+void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
+{
+#define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+ unsigned long flags;
+ int i;
+
+ ath9k_ps_wakeup(sc);
+
+ spin_lock_irqsave(&common->cc_lock, flags);
+ ath_hw_cycle_counters_update(common);
+ spin_unlock_irqrestore(&common->cc_lock, flags);
+
+ spin_lock_bh(&sc->debug.samp_lock);
+
+ ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles;
+ ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy;
+ ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame;
+ ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame;
+ ATH_SAMP_DBG(noise) = ah->noise;
+
+ REG_WRITE_D(ah, AR_MACMISC,
+ ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
+ (AR_MACMISC_MISC_OBS_BUS_1 <<
+ AR_MACMISC_MISC_OBS_BUS_MSB_S)));
+
+ for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
+ ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah,
+ AR_DMADBG_0 + (i * sizeof(u32)));
+
+ ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1);
+ ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR);
+
+ memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist,
+ sizeof(ATH_SAMP_DBG(nfCalHist)));
+
+ sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES;
+ spin_unlock_bh(&sc->debug.samp_lock);
+ ath9k_ps_restore(sc);
+
+#undef ATH_SAMP_DBG
+}
+
+static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
+{
+#define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c
+ struct ath_softc *sc = inode->i_private;
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+ struct ieee80211_conf *conf = &common->hw->conf;
+ struct ath_dbg_bb_mac_samp *bb_mac_samp;
+ struct ath9k_nfcal_hist *h;
+ int i, j, qcuOffset = 0, dcuOffset = 0;
+ u32 *qcuBase, *dcuBase, size = 30000, len = 0;
+ u32 sampidx = 0;
+ u8 *buf;
+ u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
+ u8 nread;
+
+ buf = vmalloc(size);
+ if (!buf)
+ return -ENOMEM;
+ bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
+ if (!bb_mac_samp) {
+ vfree(buf);
+ return -ENOMEM;
+ }
+
+ spin_lock_bh(&sc->debug.samp_lock);
+ memcpy(bb_mac_samp, sc->debug.bb_mac_samp,
+ sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES);
+ spin_unlock_bh(&sc->debug.samp_lock);
+
+ len += snprintf(buf + len, size - len,
+ "Raw DMA Debug Dump:\n");
+ len += snprintf(buf + len, size - len, "Sample |\t");
+ for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
+ len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i);
+ len += snprintf(buf + len, size - len, "\n");
+
+ for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
+ len += snprintf(buf + len, size - len, "%d\t", sampidx);
+
+ for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++)
+ len += snprintf(buf + len, size - len, " %08x\t",
+ ATH_SAMP_DBG(dma_dbg_reg_vals[i]));
+ len += snprintf(buf + len, size - len, "\n");
+ }
+ len += snprintf(buf + len, size - len, "\n");
+
+ len += snprintf(buf + len, size - len,
+ "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
+ for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
+ qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
+ dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
+
+ for (i = 0; i < ATH9K_NUM_QUEUES; i++,
+ qcuOffset += 4, dcuOffset += 5) {
+ if (i == 8) {
+ qcuOffset = 0;
+ qcuBase++;
+ }
+
+ if (i == 6) {
+ dcuOffset = 0;
+ dcuBase++;
+ }
+ if (!sc->debug.stats.txstats[i].queued)
+ continue;
+
+ len += snprintf(buf + len, size - len,
+ "%4d %7d %2x %1x %2x %2x\n",
+ sampidx, i,
+ (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
+ (*qcuBase & (0x8 << qcuOffset)) >>
+ (qcuOffset + 3),
+ ATH_SAMP_DBG(dma_dbg_reg_vals[2]) &
+ (0x7 << (i * 3)) >> (i * 3),
+ (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
+ }
+ len += snprintf(buf + len, size - len, "\n");
+ }
+ len += snprintf(buf + len, size - len,
+ "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp "
+ "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 "
+ "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n");
+
+ for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
+ qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]);
+ dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]);
+
+ len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx,
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18,
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22);
+ len += snprintf(buf + len, size - len, "%7x %8x ",
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26,
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3));
+ len += snprintf(buf + len, size - len, "%7x %7x ",
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25,
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27);
+ len += snprintf(buf + len, size - len, "%7d %12d ",
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2,
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10);
+ len += snprintf(buf + len, size - len, "%12d %12d ",
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11,
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12);
+ len += snprintf(buf + len, size - len, "%12d %12d ",
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13,
+ (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17);
+ len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n",
+ ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr));
+ }
+
+ len += snprintf(buf + len, size - len,
+ "Sample ChNoise Chain privNF #Reading Readings\n");
+ for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
+ h = ATH_SAMP_DBG(nfCalHist);
+ if (!ATH_SAMP_DBG(noise))
+ continue;
+
+ for (i = 0; i < NUM_NF_READINGS; i++) {
+ if (!(chainmask & (1 << i)) ||
+ ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
+ continue;
+
+ nread = AR_PHY_CCA_FILTERWINDOW_LENGTH -
+ h[i].invalidNFcount;
+ len += snprintf(buf + len, size - len,
+ "%4d %5d %4d\t %d\t %d\t",
+ sampidx, ATH_SAMP_DBG(noise),
+ i, h[i].privNF, nread);
+ for (j = 0; j < nread; j++)
+ len += snprintf(buf + len, size - len,
+ " %d", h[i].nfCalBuffer[j]);
+ len += snprintf(buf + len, size - len, "\n");
+ }
+ }
+ len += snprintf(buf + len, size - len, "\nCycle counters:\n"
+ "Sample Total Rxbusy Rxframes Txframes\n");
+ for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
+ if (!ATH_SAMP_DBG(cc.cycles))
+ continue;
+ len += snprintf(buf + len, size - len,
+ "%4d %08x %08x %08x %08x\n",
+ sampidx, ATH_SAMP_DBG(cc.cycles),
+ ATH_SAMP_DBG(cc.rx_busy),
+ ATH_SAMP_DBG(cc.rx_frame),
+ ATH_SAMP_DBG(cc.tx_frame));
+ }
+
+ len += snprintf(buf + len, size - len, "Tx status Dump :\n");
+ len += snprintf(buf + len, size - len,
+ "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb "
+ "isok rts_fail data_fail rate tid qid tx_before(ms)\n");
+ for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
+ for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
+ if (!ATH_SAMP_DBG(ts[i].jiffies))
+ continue;
+ len += snprintf(buf + len, size - len, "%4d \t"
+ "%8d %4d %4d %4d %4d %4d %4d %4d %4d "
+ "%4d %4d %2d %2d %d\n",
+ sampidx,
+ ATH_SAMP_DBG(ts[i].rssi_ctl0),
+ ATH_SAMP_DBG(ts[i].rssi_ctl1),
+ ATH_SAMP_DBG(ts[i].rssi_ctl2),
+ ATH_SAMP_DBG(ts[i].rssi_ext0),
+ ATH_SAMP_DBG(ts[i].rssi_ext1),
+ ATH_SAMP_DBG(ts[i].rssi_ext2),
+ ATH_SAMP_DBG(ts[i].rssi),
+ ATH_SAMP_DBG(ts[i].isok),
+ ATH_SAMP_DBG(ts[i].rts_fail_cnt),
+ ATH_SAMP_DBG(ts[i].data_fail_cnt),
+ ATH_SAMP_DBG(ts[i].rateindex),
+ ATH_SAMP_DBG(ts[i].tid),
+ ATH_SAMP_DBG(ts[i].qid),
+ jiffies_to_msecs(jiffies -
+ ATH_SAMP_DBG(ts[i].jiffies)));
+ }
+ }
+
+ len += snprintf(buf + len, size - len, "Rx status Dump :\n");
+ len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 "
+ "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n");
+ for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
+ for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
+ if (!ATH_SAMP_DBG(rs[i].jiffies))
+ continue;
+ len += snprintf(buf + len, size - len, "%4d \t"
+ "%8d %4d %4d %4d %4d %4d %4d %s %4d %02x %d\n",
+ sampidx,
+ ATH_SAMP_DBG(rs[i].rssi_ctl0),
+ ATH_SAMP_DBG(rs[i].rssi_ctl1),
+ ATH_SAMP_DBG(rs[i].rssi_ctl2),
+ ATH_SAMP_DBG(rs[i].rssi_ext0),
+ ATH_SAMP_DBG(rs[i].rssi_ext1),
+ ATH_SAMP_DBG(rs[i].rssi_ext2),
+ ATH_SAMP_DBG(rs[i].rssi),
+ ATH_SAMP_DBG(rs[i].is_mybeacon) ?
+ "True" : "False",
+ ATH_SAMP_DBG(rs[i].antenna),
+ ATH_SAMP_DBG(rs[i].rate),
+ jiffies_to_msecs(jiffies -
+ ATH_SAMP_DBG(rs[i].jiffies)));
+ }
+ }
+
+ vfree(bb_mac_samp);
+ file->private_data = buf;
+
+ return 0;
+#undef ATH_SAMP_DBG
+}
+
+static const struct file_operations fops_samps = {
+ .open = open_file_bb_mac_samps,
+ .read = ath9k_debugfs_read_buf,
+ .release = ath9k_debugfs_release_buf,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+
int ath9k_init_debug(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
&fops_base_eeprom);
debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
&fops_modal_eeprom);
+ debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
+ &fops_samps);
debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
sc->debug.regidx = 0;
+ memset(&sc->debug.bb_mac_samp, 0, sizeof(sc->debug.bb_mac_samp));
+ sc->debug.sampidx = 0;
+ sc->debug.tsidx = 0;
+ sc->debug.rsidx = 0;
return 0;
}
git.openpandora.org / pandora-kernel.git / blobdiff