Messages in this thread Patch in this message | | | Subject | [patch] synclinkmp.c fix async internal loopback | From | Paul Fulghum <> | Date | Wed, 07 Sep 2005 12:45:05 -0500 |
| |
[patch] synclinkmp.c fix async internal loopback
From: Paul Fulghum <paulkf@microgate.com>
Fix async internal loopback by not using enable_loopback function which reprograms clocking and should only be used for hdlc mode.
Signed-off-by: Paul Fulghum <paulkf@microgate.com>
--- linux-2.6.13/drivers/char/synclinkmp.c 2005-08-28 18:41:01.000000000 -0500 +++ linux-2.6.13-mg/drivers/char/synclinkmp.c 2005-09-07 12:28:21.000000000 -0500 @@ -4489,11 +4489,13 @@ void async_mode(SLMP_INFO *info) /* MD2, Mode Register 2 * * 07..02 Reserved, must be 0 - * 01..00 CNCT<1..0> Channel connection, 0=normal + * 01..00 CNCT<1..0> Channel connection, 00=normal 11=local loopback * * 0000 0000 */ RegValue = 0x00; + if (info->params.loopback) + RegValue |= (BIT1 + BIT0); write_reg(info, MD2, RegValue); /* RXS, Receive clock source @@ -4574,9 +4576,6 @@ void async_mode(SLMP_INFO *info) write_reg(info, IE2, info->ie2_value); set_rate( info, info->params.data_rate * 16 ); - - if (info->params.loopback) - enable_loopback(info,1); } /* Program the SCA for HDLC communications.
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |