According to figure 39 in PEB3086 data sheet, version 1.4 this indication
replaces DR when layer 1 transition source state is F6.
This fixes mISDN layer 1 getting stuck in F6 state in TE mode on
Dialogic Diva 2.02 card (and possibly others) when NT deactivates it.
Signed-off-by: Maciej S. Szmigiero <m...@maciej.szmigiero.name>
---
drivers/isdn/hardware/mISDN/ipac.h | 1 +
drivers/isdn/hardware/mISDN/mISDNipac.c | 2 ++
2 files changed, 3 insertions(+)
diff --git a/drivers/isdn/hardware/mISDN/ipac.h
b/drivers/isdn/hardware/mISDN/ipac.h
index 76aa6f8f298e..720ee72aab6a 100644
--- a/drivers/isdn/hardware/mISDN/ipac.h
+++ b/drivers/isdn/hardware/mISDN/ipac.h
@@ -217,6 +217,7 @@ struct ipac_hw {
#define ISAC_IND_SD 0x2
#define ISAC_IND_DIS 0x3
#define ISAC_IND_RSY 0x4
+#define ISAC_IND_DR6 0x5
#define ISAC_IND_EI 0x6
#define ISAC_IND_PU 0x7
#define ISAC_IND_ARD 0x8
diff --git a/drivers/isdn/hardware/mISDN/mISDNipac.c
b/drivers/isdn/hardware/mISDN/mISDNipac.c
index cb428b9ee441..aa9b6c3cadc1 100644
--- a/drivers/isdn/hardware/mISDN/mISDNipac.c
+++ b/drivers/isdn/hardware/mISDN/mISDNipac.c
@@ -80,6 +80,7 @@ isac_ph_state_bh(struct dchannel *dch)
l1_event(dch->l1, HW_DEACT_CNF);
break;
case ISAC_IND_DR:
+ case ISAC_IND_DR6:
dch->state = 3;
l1_event(dch->l1, HW_DEACT_IND);
break;
@@ -660,6 +661,7 @@ isac_l1cmd(struct dchannel *dch, u32 cmd)
spin_lock_irqsave(isac->hwlock, flags);
if ((isac->state == ISAC_IND_EI) ||
(isac->state == ISAC_IND_DR) ||
+ (isac->state == ISAC_IND_DR6) ||
(isac->state == ISAC_IND_RS))
ph_command(isac, ISAC_CMD_TIM);
else
