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authorKarsten Keil <isdn@linux-pingi.de>2012-05-04 06:15:33 +0200
committerDavid S. Miller <davem@davemloft.net>2012-05-04 17:55:05 +0200
commitc626c127279b265ab293348763e043864d58d42c (patch)
tree476fa67d42bff3a1a27d97818fa66d16bf501a88 /drivers/isdn/hardware/mISDN/mISDNipac.c
parentmISDN: L2 timeouts need to be queued as L2 event (diff)
downloadlinux-c626c127279b265ab293348763e043864d58d42c.tar.xz
linux-c626c127279b265ab293348763e043864d58d42c.zip
mISDN: Make layer1 timer 3 value configurable
For certification test it is very useful to change the layer1 timer3 value on runtime. Signed-off-by: Karsten Keil <kkeil@linux-pingi.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn/hardware/mISDN/mISDNipac.c')
-rw-r--r--drivers/isdn/hardware/mISDN/mISDNipac.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/isdn/hardware/mISDN/mISDNipac.c b/drivers/isdn/hardware/mISDN/mISDNipac.c
index 884369f09cad..92d4a78bc0a5 100644
--- a/drivers/isdn/hardware/mISDN/mISDNipac.c
+++ b/drivers/isdn/hardware/mISDN/mISDNipac.c
@@ -603,10 +603,11 @@ isac_l1hw(struct mISDNchannel *ch, struct sk_buff *skb)
}
static int
-isac_ctrl(struct isac_hw *isac, u32 cmd, u_long para)
+isac_ctrl(struct isac_hw *isac, u32 cmd, unsigned long para)
{
u8 tl = 0;
- u_long flags;
+ unsigned long flags;
+ int ret = 0;
switch (cmd) {
case HW_TESTLOOP:
@@ -626,12 +627,15 @@ isac_ctrl(struct isac_hw *isac, u32 cmd, u_long para)
}
spin_unlock_irqrestore(isac->hwlock, flags);
break;
+ case HW_TIMER3_VALUE:
+ ret = l1_event(isac->dch.l1, HW_TIMER3_VALUE | (para & 0xff));
+ break;
default:
pr_debug("%s: %s unknown command %x %lx\n", isac->name,
__func__, cmd, para);
- return -1;
+ ret = -1;
}
- return 0;
+ return ret;
}
static int
@@ -1526,7 +1530,7 @@ channel_ctrl(struct ipac_hw *ipac, struct mISDN_ctrl_req *cq)
switch (cq->op) {
case MISDN_CTRL_GETOP:
- cq->op = MISDN_CTRL_LOOP;
+ cq->op = MISDN_CTRL_LOOP | MISDN_CTRL_L1_TIMER3;
break;
case MISDN_CTRL_LOOP:
/* cq->channel: 0 disable, 1 B1 loop 2 B2 loop, 3 both */
@@ -1536,6 +1540,9 @@ channel_ctrl(struct ipac_hw *ipac, struct mISDN_ctrl_req *cq)
}
ret = ipac->ctrl(ipac, HW_TESTLOOP, cq->channel);
break;
+ case MISDN_CTRL_L1_TIMER3:
+ ret = ipac->isac.ctrl(&ipac->isac, HW_TIMER3_VALUE, cq->p1);
+ break;
default:
pr_info("%s: unknown CTRL OP %x\n", ipac->name, cq->op);
ret = -EINVAL;