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* [PATCH 2/2] mISDN: Support DR6 indication in mISDNipac driver
@ 2016-03-12 23:19 Maciej S. Szmigiero
  2016-03-13  3:13 ` isdn
  2016-03-14 19:51 ` David Miller
  0 siblings, 2 replies; 3+ messages in thread
From: Maciej S. Szmigiero @ 2016-03-12 23:19 UTC (permalink / raw)
  To: Karsten Keil; +Cc: netdev, linux-kernel

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 <mail@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

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH 2/2] mISDN: Support DR6 indication in mISDNipac driver
  2016-03-12 23:19 [PATCH 2/2] mISDN: Support DR6 indication in mISDNipac driver Maciej S. Szmigiero
@ 2016-03-13  3:13 ` isdn
  2016-03-14 19:51 ` David Miller
  1 sibling, 0 replies; 3+ messages in thread
From: isdn @ 2016-03-13  3:13 UTC (permalink / raw)
  To: Maciej S. Szmigiero; +Cc: netdev, linux-kernel

Acked-by: Karsten Keil <keil@b1-systems.de>
Am 13.03.2016 um 00:19 schrieb Maciej S. Szmigiero:
> 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 <mail@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
> 
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH 2/2] mISDN: Support DR6 indication in mISDNipac driver
  2016-03-12 23:19 [PATCH 2/2] mISDN: Support DR6 indication in mISDNipac driver Maciej S. Szmigiero
  2016-03-13  3:13 ` isdn
@ 2016-03-14 19:51 ` David Miller
  1 sibling, 0 replies; 3+ messages in thread
From: David Miller @ 2016-03-14 19:51 UTC (permalink / raw)
  To: mail; +Cc: isdn, netdev, linux-kernel

From: "Maciej S. Szmigiero" <mail@maciej.szmigiero.name>
Date: Sun, 13 Mar 2016 00:19:07 +0100

> 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 <mail@maciej.szmigiero.name>

Applied.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2016-03-14 19:51 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2016-03-12 23:19 [PATCH 2/2] mISDN: Support DR6 indication in mISDNipac driver Maciej S. Szmigiero
2016-03-13  3:13 ` isdn
2016-03-14 19:51 ` David Miller

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