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      1  1.33  jakllsch /* $NetBSD: uslsa.c,v 1.33 2025/02/16 18:30:28 jakllsch Exp $ */
      2   1.9  jakllsch 
      3   1.9  jakllsch /* from ugensa.c */
      4   1.2   xtraeme 
      5   1.1    dogcow /*
      6   1.9  jakllsch  * Copyright (c) 2004, 2005 The NetBSD Foundation, Inc.
      7   1.1    dogcow  * All rights reserved.
      8   1.1    dogcow  *
      9   1.1    dogcow  * This code is derived from software contributed to The NetBSD Foundation
     10   1.9  jakllsch  * by Roland C. Dowdeswell <elric (at) netbsd.org>.
     11   1.1    dogcow  *
     12   1.1    dogcow  * Redistribution and use in source and binary forms, with or without
     13   1.1    dogcow  * modification, are permitted provided that the following conditions
     14   1.1    dogcow  * are met:
     15   1.1    dogcow  * 1. Redistributions of source code must retain the above copyright
     16   1.1    dogcow  *    notice, this list of conditions and the following disclaimer.
     17   1.1    dogcow  * 2. Redistributions in binary form must reproduce the above copyright
     18   1.1    dogcow  *    notice, this list of conditions and the following disclaimer in the
     19   1.1    dogcow  *    documentation and/or other materials provided with the distribution.
     20   1.1    dogcow  *
     21   1.1    dogcow  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     22   1.1    dogcow  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     23   1.1    dogcow  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     24   1.1    dogcow  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     25   1.1    dogcow  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     26   1.1    dogcow  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     27   1.1    dogcow  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     28   1.1    dogcow  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     29   1.1    dogcow  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     30   1.1    dogcow  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     31   1.1    dogcow  * POSSIBILITY OF SUCH DAMAGE.
     32   1.1    dogcow  */
     33   1.1    dogcow 
     34   1.9  jakllsch /*
     35   1.9  jakllsch  * Copyright (c) 2007, 2009 Jonathan A. Kollasch.
     36   1.9  jakllsch  * All rights reserved.
     37   1.9  jakllsch  *
     38   1.9  jakllsch  * Redistribution and use in source and binary forms, with or without
     39   1.9  jakllsch  * modification, are permitted provided that the following conditions
     40   1.9  jakllsch  * are met:
     41   1.9  jakllsch  * 1. Redistributions of source code must retain the above copyright
     42   1.9  jakllsch  *    notice, this list of conditions and the following disclaimer.
     43   1.9  jakllsch  * 2. Redistributions in binary form must reproduce the above copyright
     44   1.9  jakllsch  *    notice, this list of conditions and the following disclaimer in the
     45   1.9  jakllsch  *    documentation and/or other materials provided with the distribution.
     46   1.9  jakllsch  *
     47   1.9  jakllsch  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     48   1.9  jakllsch  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     49   1.9  jakllsch  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     50   1.9  jakllsch  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     51   1.9  jakllsch  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     52   1.9  jakllsch  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     53   1.9  jakllsch  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     54   1.9  jakllsch  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     55   1.9  jakllsch  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     56   1.9  jakllsch  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     57   1.9  jakllsch  *
     58   1.9  jakllsch  */
     59   1.9  jakllsch 
     60   1.2   xtraeme #include <sys/cdefs.h>
     61  1.33  jakllsch __KERNEL_RCSID(0, "$NetBSD: uslsa.c,v 1.33 2025/02/16 18:30:28 jakllsch Exp $");
     62  1.22     skrll 
     63  1.22     skrll #ifdef _KERNEL_OPT
     64  1.22     skrll #include "opt_usb.h"
     65  1.22     skrll #endif
     66   1.2   xtraeme 
     67   1.1    dogcow #include <sys/param.h>
     68   1.1    dogcow #include <sys/systm.h>
     69   1.1    dogcow #include <sys/kernel.h>
     70   1.1    dogcow #include <sys/device.h>
     71   1.1    dogcow #include <sys/conf.h>
     72   1.1    dogcow #include <sys/tty.h>
     73   1.1    dogcow 
     74   1.1    dogcow #include <dev/usb/usb.h>
     75   1.1    dogcow 
     76   1.1    dogcow #include <dev/usb/usbdi.h>
     77   1.1    dogcow #include <dev/usb/usbdi_util.h>
     78   1.1    dogcow #include <dev/usb/usbdevs.h>
     79   1.1    dogcow 
     80   1.1    dogcow #include <dev/usb/ucomvar.h>
     81   1.1    dogcow 
     82  1.17  jakllsch #include <dev/usb/uslsareg.h>
     83  1.17  jakllsch 
     84  1.17  jakllsch #include <fs/unicode.h>
     85   1.1    dogcow 
     86   1.1    dogcow #ifdef USLSA_DEBUG
     87  1.17  jakllsch #define DPRINTF(x)	if (uslsadebug) device_printf x
     88   1.1    dogcow int uslsadebug = 0;
     89   1.1    dogcow #else
     90   1.1    dogcow #define DPRINTF(x)
     91   1.1    dogcow #endif
     92   1.1    dogcow 
     93   1.1    dogcow struct uslsa_softc {
     94  1.12    dyoung 	device_t		sc_dev;		/* base device */
     95  1.17  jakllsch 	device_t		sc_subdev;	/* ucom device */
     96  1.20     skrll 	struct usbd_device *	sc_udev;	/* usb device */
     97  1.20     skrll 	struct usbd_interface *	sc_iface;	/* interface */
     98  1.17  jakllsch 	uint8_t			sc_ifnum;	/* interface number */
     99  1.17  jakllsch 	bool			sc_dying;	/* disconnecting */
    100   1.1    dogcow };
    101   1.1    dogcow 
    102   1.1    dogcow static void uslsa_get_status(void *sc, int, u_char *, u_char *);
    103   1.1    dogcow static void uslsa_set(void *, int, int, int);
    104   1.1    dogcow static int uslsa_param(void *, int, struct termios *);
    105  1.17  jakllsch static int uslsa_ioctl(void *, int, u_long, void *, int, proc_t *);
    106   1.1    dogcow static int uslsa_open(void *, int);
    107   1.1    dogcow static void uslsa_close(void *, int);
    108   1.1    dogcow 
    109  1.17  jakllsch static int uslsa_usbd_errno(usbd_status);
    110   1.1    dogcow static int uslsa_request_set(struct uslsa_softc *, uint8_t, uint16_t);
    111  1.17  jakllsch static int uslsa_set_flow(struct uslsa_softc *, tcflag_t, tcflag_t);
    112  1.17  jakllsch 
    113  1.14  jakllsch static const struct ucom_methods uslsa_methods = {
    114  1.20     skrll 	.ucom_get_status = uslsa_get_status,
    115  1.20     skrll 	.ucom_set = uslsa_set,
    116  1.20     skrll 	.ucom_param = uslsa_param,
    117  1.20     skrll 	.ucom_ioctl = uslsa_ioctl,
    118  1.20     skrll 	.ucom_open = uslsa_open,
    119  1.20     skrll 	.ucom_close = uslsa_close,
    120   1.1    dogcow };
    121   1.1    dogcow 
    122   1.1    dogcow #define USLSA_CONFIG_INDEX	0
    123   1.1    dogcow #define USLSA_IFACE_INDEX	0
    124   1.1    dogcow #define USLSA_BUFSIZE		256
    125   1.1    dogcow 
    126   1.1    dogcow static const struct usb_devno uslsa_devs[] = {
    127   1.1    dogcow         { USB_VENDOR_BALTECH,           USB_PRODUCT_BALTECH_CARDREADER },
    128   1.1    dogcow         { USB_VENDOR_DYNASTREAM,        USB_PRODUCT_DYNASTREAM_ANTDEVBOARD },
    129   1.1    dogcow         { USB_VENDOR_JABLOTRON,         USB_PRODUCT_JABLOTRON_PC60B },
    130   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_ARGUSISP },
    131   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_CRUMB128 },
    132   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_DEGREECONT },
    133   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_DESKTOPMOBILE },
    134   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_IPLINK1220 },
    135   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_LIPOWSKY_HARP },
    136   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_LIPOWSKY_JTAG },
    137   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_LIPOWSKY_LIN },
    138   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_POLOLU },
    139   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_CP210X_1 },
    140   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_CP210X_2 },
    141  1.33  jakllsch         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_CP210X_3 },
    142   1.1    dogcow         { USB_VENDOR_SILABS,            USB_PRODUCT_SILABS_SUNNTO },
    143   1.1    dogcow         { USB_VENDOR_SILABS2,           USB_PRODUCT_SILABS2_DCU11CLONE },
    144  1.25  jakllsch         { USB_VENDOR_USI,               USB_PRODUCT_USI_MC60 },
    145  1.24  jakllsch 	{ USB_VENDOR_WMR,		USB_PRODUCT_WMR_RIGBLASTER },
    146   1.1    dogcow };
    147   1.1    dogcow 
    148  1.14  jakllsch static int uslsa_match(device_t, cfdata_t, void *);
    149  1.14  jakllsch static void uslsa_attach(device_t, device_t, void *);
    150  1.14  jakllsch static void uslsa_childdet(device_t, device_t);
    151  1.14  jakllsch static int uslsa_detach(device_t, int);
    152  1.14  jakllsch 
    153   1.8      cube CFATTACH_DECL2_NEW(uslsa, sizeof(struct uslsa_softc), uslsa_match,
    154  1.28       mrg     uslsa_attach, uslsa_detach, NULL, NULL, uslsa_childdet);
    155   1.1    dogcow 
    156  1.17  jakllsch static int
    157  1.12    dyoung uslsa_match(device_t parent, cfdata_t match, void *aux)
    158   1.1    dogcow {
    159  1.20     skrll 	const struct usbif_attach_arg *uiaa = aux;
    160  1.17  jakllsch 
    161  1.21   msaitoh 	if (usb_lookup(uslsa_devs, uiaa->uiaa_vendor, uiaa->uiaa_product)
    162  1.21   msaitoh 	    != NULL)
    163  1.17  jakllsch 		return UMATCH_VENDOR_PRODUCT;
    164  1.21   msaitoh 	else
    165  1.17  jakllsch 		return UMATCH_NONE;
    166   1.1    dogcow }
    167   1.1    dogcow 
    168  1.17  jakllsch static void
    169  1.12    dyoung uslsa_attach(device_t parent, device_t self, void *aux)
    170   1.1    dogcow {
    171  1.17  jakllsch 	struct uslsa_softc *sc;
    172  1.20     skrll 	const struct usbif_attach_arg *uiaa = aux;
    173  1.17  jakllsch 	const usb_interface_descriptor_t *id;
    174  1.17  jakllsch 	const usb_endpoint_descriptor_t *ed;
    175   1.1    dogcow 	char *devinfop;
    176  1.20     skrll 	struct ucom_attach_args ucaa;
    177   1.1    dogcow 	int i;
    178   1.1    dogcow 
    179  1.17  jakllsch 	sc = device_private(self);
    180  1.17  jakllsch 
    181   1.8      cube 	sc->sc_dev = self;
    182  1.20     skrll 	sc->sc_udev = uiaa->uiaa_device;
    183  1.20     skrll 	sc->sc_iface = uiaa->uiaa_iface;
    184  1.28       mrg 	sc->sc_dying = false;
    185   1.1    dogcow 
    186  1.10    plunky 	aprint_naive("\n");
    187  1.10    plunky 	aprint_normal("\n");
    188  1.10    plunky 
    189  1.17  jakllsch 	devinfop = usbd_devinfo_alloc(sc->sc_udev, 0);
    190  1.10    plunky 	aprint_normal_dev(self, "%s\n", devinfop);
    191  1.10    plunky 	usbd_devinfo_free(devinfop);
    192  1.10    plunky 
    193  1.17  jakllsch 	id = usbd_get_interface_descriptor(sc->sc_iface);
    194   1.1    dogcow 
    195  1.17  jakllsch 	sc->sc_ifnum = id->bInterfaceNumber;
    196   1.1    dogcow 
    197  1.20     skrll 	ucaa.ucaa_info = "Silicon Labs CP210x";
    198  1.20     skrll 	ucaa.ucaa_portno = UCOM_UNK_PORTNO;
    199  1.20     skrll 	ucaa.ucaa_ibufsize = USLSA_BUFSIZE;
    200  1.20     skrll 	ucaa.ucaa_obufsize = USLSA_BUFSIZE;
    201  1.20     skrll 	ucaa.ucaa_ibufsizepad = USLSA_BUFSIZE;
    202  1.20     skrll 	ucaa.ucaa_opkthdrlen = 0;
    203  1.20     skrll 	ucaa.ucaa_device = sc->sc_udev;
    204  1.20     skrll 	ucaa.ucaa_iface = sc->sc_iface;
    205  1.20     skrll 	ucaa.ucaa_methods = &uslsa_methods;
    206  1.20     skrll 	ucaa.ucaa_arg = sc;
    207   1.1    dogcow 
    208  1.21   msaitoh 	usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, sc->sc_dev);
    209   1.1    dogcow 
    210  1.20     skrll 	ucaa.ucaa_bulkin = ucaa.ucaa_bulkout = -1;
    211   1.1    dogcow 	for (i = 0; i < id->bNumEndpoints; i++) {
    212   1.1    dogcow 		int addr, dir, attr;
    213   1.1    dogcow 
    214  1.17  jakllsch 		ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i);
    215   1.1    dogcow 		if (ed == NULL) {
    216   1.8      cube 			aprint_error_dev(self,
    217  1.17  jakllsch 			    "could not read endpoint descriptor\n");
    218  1.17  jakllsch 			sc->sc_dying = true;
    219  1.17  jakllsch 			return;
    220   1.1    dogcow 		}
    221   1.1    dogcow 		addr = ed->bEndpointAddress;
    222   1.1    dogcow 		dir = UE_GET_DIR(ed->bEndpointAddress);
    223   1.1    dogcow 		attr = ed->bmAttributes & UE_XFERTYPE;
    224  1.17  jakllsch 		if (dir == UE_DIR_IN && attr == UE_BULK) {
    225  1.20     skrll 			ucaa.ucaa_bulkin = addr;
    226  1.17  jakllsch 		} else if (dir == UE_DIR_OUT && attr == UE_BULK) {
    227  1.20     skrll 			ucaa.ucaa_bulkout = addr;
    228  1.17  jakllsch 		} else {
    229   1.8      cube 			aprint_error_dev(self, "unexpected endpoint\n");
    230  1.17  jakllsch 		}
    231   1.1    dogcow 	}
    232  1.17  jakllsch 	aprint_debug_dev(sc->sc_dev, "EPs: in=%#x out=%#x\n",
    233  1.20     skrll 		ucaa.ucaa_bulkin, ucaa.ucaa_bulkout);
    234  1.20     skrll 	if ((ucaa.ucaa_bulkin == -1) || (ucaa.ucaa_bulkout == -1)) {
    235  1.17  jakllsch 		aprint_error_dev(self, "could not find endpoints\n");
    236  1.17  jakllsch 		sc->sc_dying = true;
    237  1.17  jakllsch 		return;
    238   1.1    dogcow 	}
    239   1.1    dogcow 
    240  1.30   thorpej 	sc->sc_subdev = config_found(self, &ucaa, ucomprint,
    241  1.31   thorpej 	    CFARGS(.submatch = ucomsubmatch));
    242   1.1    dogcow 
    243  1.23      maya 	if (!pmf_device_register(self, NULL, NULL))
    244  1.23      maya 		aprint_error_dev(self, "couldn't establish power handler\n");
    245  1.23      maya 
    246  1.12    dyoung 	return;
    247   1.1    dogcow }
    248   1.1    dogcow 
    249  1.14  jakllsch static void
    250   1.5    dyoung uslsa_childdet(device_t self, device_t child)
    251   1.5    dyoung {
    252   1.5    dyoung 	struct uslsa_softc *sc = device_private(self);
    253   1.5    dyoung 
    254   1.5    dyoung 	KASSERT(sc->sc_subdev == child);
    255   1.5    dyoung 	sc->sc_subdev = NULL;
    256   1.5    dyoung }
    257   1.5    dyoung 
    258  1.17  jakllsch static int
    259  1.12    dyoung uslsa_detach(device_t self, int flags)
    260   1.1    dogcow {
    261  1.12    dyoung 	struct uslsa_softc *sc = device_private(self);
    262   1.1    dogcow 	int rv = 0;
    263   1.1    dogcow 
    264  1.17  jakllsch 	DPRINTF((self, "%s(%p, %#x)\n", __func__, self, flags));
    265   1.1    dogcow 
    266  1.17  jakllsch 	sc->sc_dying = true;
    267   1.1    dogcow 
    268  1.17  jakllsch 	if (sc->sc_subdev != NULL) {
    269   1.1    dogcow 		rv = config_detach(sc->sc_subdev, flags);
    270  1.28       mrg 		sc->sc_subdev = NULL;
    271  1.17  jakllsch 	}
    272   1.1    dogcow 
    273  1.21   msaitoh 	usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, sc->sc_dev);
    274   1.1    dogcow 
    275  1.26     skrll 	return rv;
    276   1.1    dogcow }
    277   1.1    dogcow 
    278  1.17  jakllsch static int
    279  1.17  jakllsch uslsa_usbd_errno(usbd_status status)
    280  1.17  jakllsch {
    281  1.17  jakllsch 	switch (status) {
    282  1.17  jakllsch 	case USBD_NORMAL_COMPLETION:
    283  1.17  jakllsch 		return 0;
    284  1.17  jakllsch 	case USBD_STALLED:
    285  1.17  jakllsch 		return EINVAL;
    286  1.17  jakllsch 	default:
    287  1.17  jakllsch 		return EIO;
    288  1.17  jakllsch 	}
    289  1.17  jakllsch }
    290  1.17  jakllsch 
    291   1.1    dogcow static void
    292   1.1    dogcow uslsa_get_status(void *vsc, int portno, u_char *lsr, u_char *msr)
    293   1.1    dogcow {
    294   1.1    dogcow 	struct uslsa_softc *sc;
    295   1.1    dogcow 	usb_device_request_t req;
    296  1.17  jakllsch 	usbd_status status;
    297  1.17  jakllsch 	uint8_t mdmsts;
    298   1.1    dogcow 
    299   1.1    dogcow 	sc = vsc;
    300   1.1    dogcow 
    301  1.17  jakllsch 	DPRINTF((sc->sc_dev, "%s(%p, %d, ....)\n", __func__, vsc, portno));
    302  1.17  jakllsch 
    303  1.28       mrg 	if (sc->sc_dying)
    304  1.17  jakllsch 		return;
    305   1.1    dogcow 
    306   1.9  jakllsch 	req.bmRequestType = UT_READ_VENDOR_INTERFACE;
    307  1.17  jakllsch 	req.bRequest = SLSA_R_GET_MDMSTS;
    308   1.1    dogcow 	USETW(req.wValue, 0);
    309  1.17  jakllsch 	USETW(req.wIndex, sc->sc_ifnum);
    310  1.17  jakllsch 	USETW(req.wLength, SLSA_RL_GET_MDMSTS);
    311  1.17  jakllsch 
    312  1.17  jakllsch 	status = usbd_do_request(sc->sc_udev, &req, &mdmsts);
    313  1.17  jakllsch 	if (status != USBD_NORMAL_COMPLETION) {
    314  1.17  jakllsch 		device_printf(sc->sc_dev, "%s: GET_MDMSTS %s\n",
    315  1.17  jakllsch 		    __func__, usbd_errstr(status));
    316  1.17  jakllsch 		return;
    317  1.17  jakllsch 	}
    318  1.17  jakllsch 
    319  1.17  jakllsch 	DPRINTF((sc->sc_dev, "%s: GET_MDMSTS %#x\n", __func__, mdmsts));
    320  1.17  jakllsch 
    321  1.27       mrg 	*lsr = 0;
    322   1.1    dogcow 
    323  1.27       mrg 	*msr  = ISSET(mdmsts, SLSA_MDMSTS_CTS) ? UMSR_CTS : 0;
    324  1.27       mrg 	*msr |= ISSET(mdmsts, SLSA_MDMSTS_DSR) ? UMSR_DSR : 0;
    325  1.27       mrg 	*msr |= ISSET(mdmsts, SLSA_MDMSTS_RI) ? UMSR_RI : 0;
    326  1.27       mrg 	*msr |= ISSET(mdmsts, SLSA_MDMSTS_DCD) ? UMSR_DCD : 0;
    327   1.1    dogcow }
    328   1.1    dogcow 
    329   1.1    dogcow static void
    330   1.1    dogcow uslsa_set(void *vsc, int portno, int reg, int onoff)
    331   1.1    dogcow {
    332   1.1    dogcow 	struct uslsa_softc *sc;
    333   1.1    dogcow 
    334   1.1    dogcow 	sc = vsc;
    335   1.1    dogcow 
    336  1.21   msaitoh 	DPRINTF((sc->sc_dev, "%s(%p, %d, %d, %d)\n", __func__, vsc, portno,
    337  1.21   msaitoh 	    reg, onoff));
    338  1.17  jakllsch 
    339  1.28       mrg 	if (sc->sc_dying)
    340  1.17  jakllsch 		return;
    341   1.1    dogcow 
    342   1.1    dogcow 	switch (reg) {
    343   1.1    dogcow 	case UCOM_SET_DTR:
    344  1.17  jakllsch 		if (uslsa_request_set(sc, SLSA_R_SET_MHS,
    345  1.17  jakllsch 		    SLSA_RV_SET_MHS_DTR_MASK |
    346  1.17  jakllsch 		    (onoff ? SLSA_RV_SET_MHS_DTR : 0))) {
    347  1.17  jakllsch 			device_printf(sc->sc_dev, "SET_MHS/DTR failed\n");
    348  1.17  jakllsch 		}
    349   1.1    dogcow 		break;
    350   1.1    dogcow 	case UCOM_SET_RTS:
    351  1.17  jakllsch 		if (uslsa_request_set(sc, SLSA_R_SET_MHS,
    352  1.17  jakllsch 		    SLSA_RV_SET_MHS_RTS_MASK |
    353  1.17  jakllsch 		    (onoff ? SLSA_RV_SET_MHS_RTS : 0))) {
    354  1.17  jakllsch 			device_printf(sc->sc_dev, "SET_MHS/RTS failed\n");
    355  1.17  jakllsch 		}
    356   1.1    dogcow 		break;
    357   1.1    dogcow 	case UCOM_SET_BREAK:
    358  1.17  jakllsch 		if (uslsa_request_set(sc, SLSA_R_SET_BREAK,
    359  1.17  jakllsch 		    (onoff ? SLSA_RV_SET_BREAK_ENABLE :
    360  1.17  jakllsch 		     SLSA_RV_SET_BREAK_DISABLE))) {
    361  1.17  jakllsch 			device_printf(sc->sc_dev, "SET_BREAK failed\n");
    362  1.17  jakllsch 		}
    363   1.1    dogcow 		break;
    364   1.1    dogcow 	default:
    365   1.1    dogcow 		break;
    366   1.1    dogcow 	}
    367   1.1    dogcow }
    368   1.1    dogcow 
    369   1.1    dogcow static int
    370  1.17  jakllsch uslsa_param(void *vsc, int portno, struct termios *t)
    371   1.1    dogcow {
    372   1.1    dogcow 	struct uslsa_softc *sc;
    373  1.19   reinoud 	usb_device_request_t req;
    374  1.19   reinoud 	usbd_status status;
    375  1.19   reinoud 	uint16_t value;
    376  1.19   reinoud 	uint32_t baud;
    377  1.17  jakllsch 	int ret;
    378   1.1    dogcow 
    379   1.1    dogcow 	sc = vsc;
    380   1.1    dogcow 
    381  1.17  jakllsch 	DPRINTF((sc->sc_dev, "%s(%p, %d, %p)\n", __func__, vsc, portno, t));
    382  1.17  jakllsch 
    383  1.28       mrg 	if (sc->sc_dying)
    384  1.17  jakllsch 		return EIO;
    385  1.17  jakllsch 
    386  1.19   reinoud 	req.bmRequestType = UT_WRITE_VENDOR_INTERFACE;
    387  1.19   reinoud 	req.bRequest = SLSA_R_SET_BAUDRATE;
    388  1.19   reinoud 	USETW(req.wValue, 0);
    389  1.19   reinoud 	USETW(req.wIndex, sc->sc_ifnum);
    390  1.19   reinoud 	USETW(req.wLength, 4);
    391  1.17  jakllsch 
    392  1.32       rin 	baud = htole32(t->c_ospeed);
    393  1.19   reinoud 	status = usbd_do_request(sc->sc_udev, &req, &baud);
    394  1.19   reinoud 	if (status != USBD_NORMAL_COMPLETION) {
    395  1.19   reinoud 		/* fallback method for devices that don't know SET_BAUDRATE */
    396  1.19   reinoud 		/* hope we calculate it right */
    397  1.19   reinoud 		device_printf(sc->sc_dev, "%s: set baudrate %d, failed %s,"
    398  1.19   reinoud 				" using set bauddiv\n",
    399  1.19   reinoud 		    __func__, baud, usbd_errstr(status));
    400  1.19   reinoud 
    401  1.19   reinoud 		value = SLSA_RV_BAUDDIV(t->c_ospeed);
    402  1.21   msaitoh 		if ((ret = uslsa_request_set(sc, SLSA_R_SET_BAUDDIV, value))
    403  1.21   msaitoh 		    != 0) {
    404  1.19   reinoud 			device_printf(sc->sc_dev, "%s: SET_BAUDDIV failed\n",
    405  1.19   reinoud 			       __func__);
    406  1.19   reinoud 			return ret;
    407  1.19   reinoud 		}
    408  1.17  jakllsch 	}
    409  1.17  jakllsch 
    410  1.17  jakllsch 	value = 0;
    411   1.1    dogcow 
    412  1.17  jakllsch 	if (ISSET(t->c_cflag, CSTOPB)) {
    413  1.17  jakllsch 		value |= SLSA_RV_LINE_CTL_STOP_2;
    414  1.17  jakllsch 	} else {
    415  1.17  jakllsch 		value |= SLSA_RV_LINE_CTL_STOP_1;
    416  1.17  jakllsch 	}
    417   1.1    dogcow 
    418   1.1    dogcow 	if (ISSET(t->c_cflag, PARENB)) {
    419  1.17  jakllsch 		if (ISSET(t->c_cflag, PARODD)) {
    420  1.17  jakllsch 			value |= SLSA_RV_LINE_CTL_PARITY_ODD;
    421  1.17  jakllsch 		} else {
    422  1.17  jakllsch 			value |= SLSA_RV_LINE_CTL_PARITY_EVEN;
    423  1.17  jakllsch 		}
    424  1.17  jakllsch 	} else {
    425  1.17  jakllsch 		value |= SLSA_RV_LINE_CTL_PARITY_NONE;
    426  1.17  jakllsch 	}
    427   1.1    dogcow 
    428   1.1    dogcow 	switch (ISSET(t->c_cflag, CSIZE)) {
    429   1.1    dogcow 	case CS5:
    430  1.17  jakllsch 		value |= SLSA_RV_LINE_CTL_LEN_5;
    431   1.1    dogcow 		break;
    432   1.1    dogcow 	case CS6:
    433  1.17  jakllsch 		value |= SLSA_RV_LINE_CTL_LEN_6;
    434   1.1    dogcow 		break;
    435   1.1    dogcow 	case CS7:
    436  1.17  jakllsch 		value |= SLSA_RV_LINE_CTL_LEN_7;
    437   1.1    dogcow 		break;
    438   1.1    dogcow 	case CS8:
    439  1.17  jakllsch 		value |= SLSA_RV_LINE_CTL_LEN_8;
    440   1.1    dogcow 		break;
    441   1.1    dogcow 	}
    442   1.1    dogcow 
    443  1.29  christos 	DPRINTF((sc->sc_dev, "%s: setting LINE_CTL to %#x\n",
    444  1.17  jakllsch 	    __func__, value));
    445  1.17  jakllsch 	if ((ret = uslsa_request_set(sc, SLSA_R_SET_LINE_CTL, value)) != 0) {
    446  1.17  jakllsch 		device_printf(sc->sc_dev, "SET_LINE_CTL failed\n");
    447  1.17  jakllsch 		return ret;
    448  1.17  jakllsch 	}
    449  1.17  jakllsch 
    450  1.17  jakllsch 	if ((ret = uslsa_set_flow(sc, t->c_cflag, t->c_iflag)) != 0) {
    451  1.17  jakllsch 		device_printf(sc->sc_dev, "SET_LINE_CTL failed\n");
    452  1.17  jakllsch 	}
    453  1.17  jakllsch 
    454  1.17  jakllsch 	return ret;
    455  1.17  jakllsch }
    456  1.17  jakllsch 
    457  1.17  jakllsch static int
    458  1.17  jakllsch uslsa_ioctl(void *vsc, int portno, u_long cmd, void *data, int flag, proc_t *p)
    459  1.17  jakllsch {
    460  1.17  jakllsch 	struct uslsa_softc *sc;
    461   1.1    dogcow 
    462  1.17  jakllsch 	sc = vsc;
    463  1.17  jakllsch 
    464  1.28       mrg 	if (sc->sc_dying)
    465  1.28       mrg 		return EIO;
    466  1.28       mrg 
    467  1.17  jakllsch 	switch (cmd) {
    468  1.17  jakllsch 	case TIOCMGET:
    469  1.17  jakllsch 		ucom_status_change(device_private(sc->sc_subdev));
    470  1.17  jakllsch 		return EPASSTHROUGH;
    471  1.17  jakllsch 	default:
    472  1.17  jakllsch 		return EPASSTHROUGH;
    473  1.17  jakllsch 	}
    474   1.1    dogcow 
    475   1.1    dogcow 	return 0;
    476   1.1    dogcow }
    477   1.1    dogcow 
    478   1.1    dogcow static int
    479   1.1    dogcow uslsa_open(void *vsc, int portno)
    480   1.1    dogcow {
    481   1.1    dogcow 	struct uslsa_softc *sc;
    482   1.1    dogcow 
    483   1.1    dogcow 	sc = vsc;
    484   1.1    dogcow 
    485  1.17  jakllsch 	DPRINTF((sc->sc_dev, "%s(%p, %d)\n", __func__, vsc, portno));
    486   1.1    dogcow 
    487  1.28       mrg 	if (sc->sc_dying)
    488  1.17  jakllsch 		return EIO;
    489   1.1    dogcow 
    490  1.17  jakllsch 	return uslsa_request_set(sc, SLSA_R_IFC_ENABLE,
    491  1.17  jakllsch 	    SLSA_RV_IFC_ENABLE_ENABLE);
    492   1.1    dogcow }
    493   1.1    dogcow 
    494  1.14  jakllsch static void
    495   1.1    dogcow uslsa_close(void *vsc, int portno)
    496   1.1    dogcow {
    497   1.1    dogcow 	struct uslsa_softc *sc;
    498   1.1    dogcow 
    499   1.1    dogcow 	sc = vsc;
    500   1.1    dogcow 
    501  1.17  jakllsch 	DPRINTF((sc->sc_dev, "%s(%p, %d)\n", __func__, vsc, portno));
    502  1.17  jakllsch 
    503  1.28       mrg 	if (sc->sc_dying)
    504   1.1    dogcow 		return;
    505   1.1    dogcow 
    506  1.28       mrg 	uslsa_request_set(sc, SLSA_R_IFC_ENABLE, SLSA_RV_IFC_ENABLE_DISABLE);
    507   1.1    dogcow }
    508   1.1    dogcow 
    509   1.1    dogcow static int
    510   1.1    dogcow uslsa_request_set(struct uslsa_softc * sc, uint8_t request, uint16_t value)
    511   1.1    dogcow {
    512   1.1    dogcow 	usb_device_request_t req;
    513  1.17  jakllsch 	usbd_status status;
    514   1.1    dogcow 
    515   1.9  jakllsch 	req.bmRequestType = UT_WRITE_VENDOR_INTERFACE;
    516   1.1    dogcow 	req.bRequest = request;
    517   1.1    dogcow 	USETW(req.wValue, value);
    518  1.17  jakllsch 	USETW(req.wIndex, sc->sc_ifnum);
    519   1.1    dogcow 	USETW(req.wLength, 0);
    520   1.1    dogcow 
    521  1.17  jakllsch 	status = usbd_do_request(sc->sc_udev, &req, NULL);
    522  1.17  jakllsch 
    523  1.17  jakllsch 	return uslsa_usbd_errno(status);
    524   1.1    dogcow }
    525   1.1    dogcow 
    526  1.17  jakllsch static int
    527   1.1    dogcow uslsa_set_flow(struct uslsa_softc *sc, tcflag_t cflag, tcflag_t iflag)
    528   1.1    dogcow {
    529  1.17  jakllsch 	struct slsa_fcs fcs;
    530   1.1    dogcow 	usb_device_request_t req;
    531  1.17  jakllsch 	uint32_t ulControlHandshake;
    532  1.17  jakllsch 	uint32_t ulFlowReplace;
    533  1.17  jakllsch 	usbd_status status;
    534   1.1    dogcow 
    535  1.17  jakllsch 	DPRINTF((sc->sc_dev, "%s(%p, %#x, %#x)\n", __func__, sc, cflag, iflag));
    536   1.1    dogcow 
    537   1.9  jakllsch 	req.bmRequestType = UT_READ_VENDOR_INTERFACE;
    538  1.17  jakllsch 	req.bRequest = SLSA_R_GET_FLOW;
    539   1.1    dogcow 	USETW(req.wValue, 0);
    540  1.17  jakllsch 	USETW(req.wIndex, sc->sc_ifnum);
    541  1.17  jakllsch 	USETW(req.wLength, SLSA_RL_GET_FLOW);
    542  1.17  jakllsch 
    543  1.17  jakllsch 	status = usbd_do_request(sc->sc_udev, &req, &fcs);
    544  1.17  jakllsch 	if (status != USBD_NORMAL_COMPLETION) {
    545  1.17  jakllsch 		device_printf(sc->sc_dev, "%s: GET_FLOW %s\n",
    546  1.17  jakllsch 			__func__, usbd_errstr(status));
    547  1.17  jakllsch 		return uslsa_usbd_errno(status);
    548  1.17  jakllsch 	}
    549   1.1    dogcow 
    550  1.17  jakllsch 	ulControlHandshake = le32toh(fcs.ulControlHandshake);
    551  1.17  jakllsch 	ulFlowReplace = le32toh(fcs.ulFlowReplace);
    552   1.1    dogcow 
    553   1.1    dogcow 	if (ISSET(cflag, CRTSCTS)) {
    554  1.17  jakllsch 		ulControlHandshake =
    555  1.17  jakllsch 		    SERIAL_CTS_HANDSHAKE | __SHIFTIN(1, SERIAL_DTR_MASK);
    556  1.17  jakllsch 		ulFlowReplace = __SHIFTIN(2, SERIAL_RTS_MASK);
    557   1.1    dogcow 	} else {
    558  1.17  jakllsch 		ulControlHandshake = __SHIFTIN(1, SERIAL_DTR_MASK);
    559  1.17  jakllsch 		ulFlowReplace = __SHIFTIN(1, SERIAL_RTS_MASK);
    560   1.1    dogcow 	}
    561   1.1    dogcow 
    562  1.17  jakllsch 	fcs.ulControlHandshake = htole32(ulControlHandshake);
    563  1.17  jakllsch 	fcs.ulFlowReplace = htole32(ulFlowReplace);
    564  1.17  jakllsch 
    565   1.9  jakllsch 	req.bmRequestType = UT_WRITE_VENDOR_INTERFACE;
    566  1.17  jakllsch 	req.bRequest = SLSA_R_SET_FLOW;
    567   1.1    dogcow 	USETW(req.wValue, 0);
    568  1.17  jakllsch 	USETW(req.wIndex, sc->sc_ifnum);
    569  1.17  jakllsch 	USETW(req.wLength, SLSA_RL_SET_FLOW);
    570  1.17  jakllsch 
    571  1.17  jakllsch 	status = usbd_do_request(sc->sc_udev, &req, &fcs);
    572   1.1    dogcow 
    573  1.17  jakllsch 	return uslsa_usbd_errno(status);
    574   1.1    dogcow }
    575