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mISDN: Layer1 statemachine fix

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The timer3 and the activation delay timer need to be independent.
If timer3 fires do not reqest power up we have to send only INFO 0.
Now layer1 pass TBR3 again.

Signed-off-by: Karsten Keil <kkeil@linux-pingi.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Karsten Keil 2012-05-04 04:15:34 +00:00 committed by David S. Miller
parent c626c12727
commit 1ea52fbda1
1 changed files with 13 additions and 9 deletions
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22
drivers/isdn/mISDN/layer1.c
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@ -28,7 +28,8 @@ static u_int *debug;
struct layer1 {
u_long Flags;
struct FsmInst l1m;
struct FsmTimer timer;
struct FsmTimer timer3;
struct FsmTimer timerX;
int delay;
int t3_value;
struct dchannel *dch;
@ -135,7 +136,7 @@ l1_deact_req_s(struct FsmInst *fi, int event, void *arg)
struct layer1 *l1 = fi->userdata;
mISDN_FsmChangeState(fi, ST_L1_F3);
mISDN_FsmRestartTimer(&l1->timer, 550, EV_TIMER_DEACT, NULL, 2);
mISDN_FsmRestartTimer(&l1->timerX, 550, EV_TIMER_DEACT, NULL, 2);
test_and_set_bit(FLG_L1_DEACTTIMER, &l1->Flags);
}
@ -180,11 +181,11 @@ l1_info4_ind(struct FsmInst *fi, int event, void *arg)
mISDN_FsmChangeState(fi, ST_L1_F7);
l1->dcb(l1->dch, INFO3_P8);
if (test_and_clear_bit(FLG_L1_DEACTTIMER, &l1->Flags))
mISDN_FsmDelTimer(&l1->timer, 4);
mISDN_FsmDelTimer(&l1->timerX, 4);
if (!test_bit(FLG_L1_ACTIVATED, &l1->Flags)) {
if (test_and_clear_bit(FLG_L1_T3RUN, &l1->Flags))
mISDN_FsmDelTimer(&l1->timer, 3);
mISDN_FsmRestartTimer(&l1->timer, 110, EV_TIMER_ACT, NULL, 2);
mISDN_FsmDelTimer(&l1->timer3, 3);
mISDN_FsmRestartTimer(&l1->timerX, 110, EV_TIMER_ACT, NULL, 2);
test_and_set_bit(FLG_L1_ACTTIMER, &l1->Flags);
}
}
@ -202,7 +203,7 @@ l1_timer3(struct FsmInst *fi, int event, void *arg)
}
if (l1->l1m.state != ST_L1_F6) {
mISDN_FsmChangeState(fi, ST_L1_F3);
l1->dcb(l1->dch, HW_POWERUP_REQ);
/* do not force anything here, we need send INFO 0 */
}
}
@ -234,8 +235,9 @@ l1_activate_s(struct FsmInst *fi, int event, void *arg)
{
struct layer1 *l1 = fi->userdata;
mISDN_FsmRestartTimer(&l1->timer, l1->t3_value, EV_TIMER3, NULL, 2);
mISDN_FsmRestartTimer(&l1->timer3, l1->t3_value, EV_TIMER3, NULL, 2);
test_and_set_bit(FLG_L1_T3RUN, &l1->Flags);
/* Tell HW to send INFO 1 */
l1->dcb(l1->dch, HW_RESET_REQ);
}
@ -303,7 +305,8 @@ static struct FsmNode L1SFnList[] =
static void
release_l1(struct layer1 *l1) {
mISDN_FsmDelTimer(&l1->timer, 0);
mISDN_FsmDelTimer(&l1->timerX, 0);
mISDN_FsmDelTimer(&l1->timer3, 0);
if (l1->dch)
l1->dch->l1 = NULL;
module_put(THIS_MODULE);
@ -395,7 +398,8 @@ create_l1(struct dchannel *dch, dchannel_l1callback *dcb) {
nl1->l1m.printdebug = l1m_debug;
nl1->dch = dch;
nl1->dcb = dcb;
mISDN_FsmInitTimer(&nl1->l1m, &nl1->timer);
mISDN_FsmInitTimer(&nl1->l1m, &nl1->timer3);
mISDN_FsmInitTimer(&nl1->l1m, &nl1->timerX);
__module_get(THIS_MODULE);
dch->l1 = nl1;
return 0;