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The ukyopon device doesn't notify the DCD (Data Carrier Detect) status. 

Since the status is now used by ucom(4) driver for Carrier Detect,
and the CLOCAL flag has been required.

By this change, we assume DCD is always on.  The CLOCAL flag is not
required now.
This commit is contained in:
itohy 2005-09-24 12:00:18 +00:00
parent 33dbd0db13
commit a2389cbd3b
1 changed files with 19 additions and 3 deletions
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22
sys/dev/usb/ukyopon.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: ukyopon.c,v 1.2 2005/09/24 11:50:25 itohy Exp $ */
/* $NetBSD: ukyopon.c,v 1.3 2005/09/24 12:00:18 itohy Exp $ */
/*
* Copyright (c) 1998, 2005 The NetBSD Foundation, Inc.
@ -41,7 +41,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ukyopon.c,v 1.2 2005/09/24 11:50:25 itohy Exp $");
__KERNEL_RCSID(0, "$NetBSD: ukyopon.c,v 1.3 2005/09/24 12:00:18 itohy Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -90,10 +90,11 @@ struct ukyopon_softc {
#define UKYOPON_MODEM_IFACE_INDEX 0
#define UKYOPON_DATA_IFACE_INDEX 3
Static void ukyopon_get_status(void *, int, u_char *, u_char *);
Static int ukyopon_ioctl(void *, int, u_long, caddr_t, int, usb_proc_ptr);
Static struct ucom_methods ukyopon_methods = {
umodem_get_status,
ukyopon_get_status,
umodem_set,
umodem_param,
ukyopon_ioctl,
@ -144,6 +145,21 @@ USB_ATTACH(ukyopon)
USB_ATTACH_SUCCESS_RETURN;
}
Static void
ukyopon_get_status(void *addr, int portno, u_char *lsr, u_char *msr)
{
struct ukyopon_softc *sc = addr;
/*
* The device doesn't set DCD (Data Carrier Detect) bit properly.
* Assume DCD is always present.
*/
if ((sc->sc_umodem.sc_msr & UMSR_DCD) == 0)
sc->sc_umodem.sc_msr |= UMSR_DCD;
return umodem_get_status(addr, portno, lsr, msr);
}
Static int
ukyopon_ioctl(void *addr, int portno, u_long cmd, caddr_t data, int flag,
usb_proc_ptr p)