From bb838e342e2b95066f8c2211465b0cc5d1aa0a65 Mon Sep 17 00:00:00 2001 From: Shaun Ruffell Date: Tue, 21 Sep 2010 12:07:44 -0500 Subject: [PATCH 1/2] wct4xxp: Add debug option to log detected RBS bit changes. Normally you can see RBS bit states in dahdi_tool, but you might also want them logged to dmesg for troubleshooting. Signed-off-by: Shaun Ruffell --- drivers/dahdi/wct4xxp/base.c | 29 +++++++++++++++++++++-------- 1 files changed, 21 insertions(+), 8 deletions(-) diff --git a/drivers/dahdi/wct4xxp/base.c b/drivers/dahdi/wct4xxp/base.c index 112604d..9ea4b57 100644 --- a/drivers/dahdi/wct4xxp/base.c +++ b/drivers/dahdi/wct4xxp/base.c @@ -3006,6 +3006,19 @@ static void t4_transmitprep(struct t4 *wc, int irq) } #endif +static void t4_dahdi_rbsbits(struct dahdi_chan *const chan, int rxs) +{ + if ((debug & DEBUG_RBS) && printk_ratelimit()) { + const struct t4_span *tspan = container_of(chan->span, + struct t4_span, + span); + const struct t4 *const wc = tspan->owner; + dev_notice(&wc->dev->dev, "Detected sigbits change on " \ + "channel %s to %04x\n", chan->name, rxs); + } + dahdi_rbsbits(chan, rxs); +} + static void t4_check_sigbits(struct t4 *wc, int span) { int a,i,rxs; @@ -3024,12 +3037,12 @@ static void t4_check_sigbits(struct t4 *wc, int span) rxs = (a & 0xf); if (!(ts->span.chans[i+16]->sig & DAHDI_SIG_CLEAR)) { if (ts->span.chans[i+16]->rxsig != rxs) - dahdi_rbsbits(ts->span.chans[i+16], rxs); + t4_dahdi_rbsbits(ts->span.chans[i+16], rxs); } rxs = (a >> 4) & 0xf; if (!(ts->span.chans[i]->sig & DAHDI_SIG_CLEAR)) { if (ts->span.chans[i]->rxsig != rxs) - dahdi_rbsbits(ts->span.chans[i], rxs); + t4_dahdi_rbsbits(ts->span.chans[i], rxs); } } } else if (ts->span.lineconfig & DAHDI_CONFIG_D4) { @@ -3039,22 +3052,22 @@ static void t4_check_sigbits(struct t4 *wc, int span) rxs = (a & 0x3) << 2; if (!(ts->span.chans[i+3]->sig & DAHDI_SIG_CLEAR)) { if (ts->span.chans[i+3]->rxsig != rxs) - dahdi_rbsbits(ts->span.chans[i+3], rxs); + t4_dahdi_rbsbits(ts->span.chans[i+3], rxs); } rxs = (a & 0xc); if (!(ts->span.chans[i+2]->sig & DAHDI_SIG_CLEAR)) { if (ts->span.chans[i+2]->rxsig != rxs) - dahdi_rbsbits(ts->span.chans[i+2], rxs); + t4_dahdi_rbsbits(ts->span.chans[i+2], rxs); } rxs = (a >> 2) & 0xc; if (!(ts->span.chans[i+1]->sig & DAHDI_SIG_CLEAR)) { if (ts->span.chans[i+1]->rxsig != rxs) - dahdi_rbsbits(ts->span.chans[i+1], rxs); + t4_dahdi_rbsbits(ts->span.chans[i+1], rxs); } rxs = (a >> 4) & 0xc; if (!(ts->span.chans[i]->sig & DAHDI_SIG_CLEAR)) { if (ts->span.chans[i]->rxsig != rxs) - dahdi_rbsbits(ts->span.chans[i], rxs); + t4_dahdi_rbsbits(ts->span.chans[i], rxs); } } } else { @@ -3065,14 +3078,14 @@ static void t4_check_sigbits(struct t4 *wc, int span) if (!(ts->span.chans[i+1]->sig & DAHDI_SIG_CLEAR)) { /* XXX Not really reset on every trans! XXX */ if (ts->span.chans[i+1]->rxsig != rxs) { - dahdi_rbsbits(ts->span.chans[i+1], rxs); + t4_dahdi_rbsbits(ts->span.chans[i+1], rxs); } } rxs = (a >> 4) & 0xf; if (!(ts->span.chans[i]->sig & DAHDI_SIG_CLEAR)) { /* XXX Not really reset on every trans! XXX */ if (ts->span.chans[i]->rxsig != rxs) { - dahdi_rbsbits(ts->span.chans[i], rxs); + t4_dahdi_rbsbits(ts->span.chans[i], rxs); } } } -- 1.7.2.2