Messages in this thread Patch in this message | | | Subject | [patch] synclink.c add loopback to async mode | From | Paul Fulghum <> | Date | Wed, 07 Sep 2005 12:08:25 -0500 |
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[patch] synclink.c add loopback to async mode
From: Paul Fulghum <paulkf@microgate.com>
Add internal loopback support for asynchronous mode operation.
Signed-off-by: Paul Fulghum <paulkf@microgate.com>
--- linux-2.6.13/drivers/char/synclink.c 2005-09-07 11:43:56.000000000 -0500 +++ linux-2.6.13-mg/drivers/char/synclink.c 2005-09-07 11:57:02.000000000 -0500 @@ -6149,6 +6149,11 @@ static void usc_set_async_mode( struct m usc_OutReg(info, PCR, (u16)((usc_InReg(info, PCR) | BIT13) & ~BIT12)); } + if (info->params.loopback) { + info->loopback_bits = 0x300; + outw(0x0300, info->io_base + CCAR); + } + } /* end of usc_set_async_mode() */ /* usc_loopback_frame()
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