Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ]
Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]

Diff markup

Differences between /linux/drivers/usb/serial/visor.c (Version 2.6.25.8) and /linux/drivers/usb/serial/visor.c (Version 2.6.25)


  1 /*                                                  1 /*
  2  * USB HandSpring Visor, Palm m50x, and Sony C      2  * USB HandSpring Visor, Palm m50x, and Sony Clie driver
  3  * (supports all of the Palm OS USB devices)        3  * (supports all of the Palm OS USB devices)
  4  *                                                  4  *
  5  *      Copyright (C) 1999 - 2004                   5  *      Copyright (C) 1999 - 2004
  6  *          Greg Kroah-Hartman (greg@kroah.com      6  *          Greg Kroah-Hartman (greg@kroah.com)
  7  *                                                  7  *
  8  *      This program is free software; you can      8  *      This program is free software; you can redistribute it and/or
  9  *      modify it under the terms of the GNU G      9  *      modify it under the terms of the GNU General Public License version
 10  *      2 as published by the Free Software Fo     10  *      2 as published by the Free Software Foundation.
 11  *                                                 11  *
 12  * See Documentation/usb/usb-serial.txt for mo     12  * See Documentation/usb/usb-serial.txt for more information on using this driver
 13  *                                                 13  *
 14  */                                                14  */
 15                                                    15 
 16 #include <linux/kernel.h>                          16 #include <linux/kernel.h>
 17 #include <linux/errno.h>                           17 #include <linux/errno.h>
 18 #include <linux/init.h>                            18 #include <linux/init.h>
 19 #include <linux/slab.h>                            19 #include <linux/slab.h>
 20 #include <linux/tty.h>                             20 #include <linux/tty.h>
 21 #include <linux/tty_driver.h>                      21 #include <linux/tty_driver.h>
 22 #include <linux/tty_flip.h>                        22 #include <linux/tty_flip.h>
 23 #include <linux/module.h>                          23 #include <linux/module.h>
 24 #include <linux/moduleparam.h>                     24 #include <linux/moduleparam.h>
 25 #include <linux/spinlock.h>                        25 #include <linux/spinlock.h>
 26 #include <asm/uaccess.h>                           26 #include <asm/uaccess.h>
 27 #include <linux/usb.h>                             27 #include <linux/usb.h>
 28 #include <linux/usb/serial.h>                      28 #include <linux/usb/serial.h>
 29 #include "visor.h"                                 29 #include "visor.h"
 30                                                    30 
 31 /*                                                 31 /*
 32  * Version Information                             32  * Version Information
 33  */                                                33  */
 34 #define DRIVER_AUTHOR "Greg Kroah-Hartman <gre     34 #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>"
 35 #define DRIVER_DESC "USB HandSpring Visor / Pa     35 #define DRIVER_DESC "USB HandSpring Visor / Palm OS driver"
 36                                                    36 
 37 /* function prototypes for a handspring visor      37 /* function prototypes for a handspring visor */
 38 static int  visor_open          (struct usb_se     38 static int  visor_open          (struct usb_serial_port *port, struct file *filp);
 39 static void visor_close         (struct usb_se     39 static void visor_close         (struct usb_serial_port *port, struct file *filp);
 40 static int  visor_write         (struct usb_se     40 static int  visor_write         (struct usb_serial_port *port, const unsigned char *buf, int count);
 41 static int  visor_write_room            (struc     41 static int  visor_write_room            (struct usb_serial_port *port);
 42 static int  visor_chars_in_buffer       (struc     42 static int  visor_chars_in_buffer       (struct usb_serial_port *port);
 43 static void visor_throttle      (struct usb_se     43 static void visor_throttle      (struct usb_serial_port *port);
 44 static void visor_unthrottle    (struct usb_se     44 static void visor_unthrottle    (struct usb_serial_port *port);
 45 static int  visor_probe         (struct usb_se     45 static int  visor_probe         (struct usb_serial *serial, const struct usb_device_id *id);
 46 static int  visor_calc_num_ports(struct usb_se     46 static int  visor_calc_num_ports(struct usb_serial *serial);
 47 static void visor_shutdown      (struct usb_se     47 static void visor_shutdown      (struct usb_serial *serial);
 48 static int  visor_ioctl         (struct usb_se     48 static int  visor_ioctl         (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg);
 49 static void visor_write_bulk_callback   (struc     49 static void visor_write_bulk_callback   (struct urb *urb);
 50 static void visor_read_bulk_callback    (struc     50 static void visor_read_bulk_callback    (struct urb *urb);
 51 static void visor_read_int_callback     (struc     51 static void visor_read_int_callback     (struct urb *urb);
 52 static int  clie_3_5_startup    (struct usb_se     52 static int  clie_3_5_startup    (struct usb_serial *serial);
 53 static int  treo_attach         (struct usb_se     53 static int  treo_attach         (struct usb_serial *serial);
 54 static int clie_5_attach (struct usb_serial *s     54 static int clie_5_attach (struct usb_serial *serial);
 55 static int palm_os_3_probe (struct usb_serial      55 static int palm_os_3_probe (struct usb_serial *serial, const struct usb_device_id *id);
 56 static int palm_os_4_probe (struct usb_serial      56 static int palm_os_4_probe (struct usb_serial *serial, const struct usb_device_id *id);
 57                                                    57 
 58 /* Parameters that may be passed into the modu     58 /* Parameters that may be passed into the module. */
 59 static int debug;                                  59 static int debug;
 60 static __u16 vendor;                               60 static __u16 vendor;
 61 static __u16 product;                              61 static __u16 product;
 62                                                    62 
 63 static struct usb_device_id id_table [] = {        63 static struct usb_device_id id_table [] = {
 64         { USB_DEVICE(HANDSPRING_VENDOR_ID, HAN     64         { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID),
 65                 .driver_info = (kernel_ulong_t     65                 .driver_info = (kernel_ulong_t)&palm_os_3_probe },
 66         { USB_DEVICE(HANDSPRING_VENDOR_ID, HAN     66         { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO_ID),
 67                 .driver_info = (kernel_ulong_t     67                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 68         { USB_DEVICE(HANDSPRING_VENDOR_ID, HAN     68         { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID),
 69                 .driver_info = (kernel_ulong_t     69                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 70         { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XP     70         { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID),
 71                 .driver_info = (kernel_ulong_t     71                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 72         { USB_DEVICE(PALM_VENDOR_ID, PALM_M500     72         { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID),
 73                 .driver_info = (kernel_ulong_t     73                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 74         { USB_DEVICE(PALM_VENDOR_ID, PALM_M505     74         { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID),
 75                 .driver_info = (kernel_ulong_t     75                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 76         { USB_DEVICE(PALM_VENDOR_ID, PALM_M515     76         { USB_DEVICE(PALM_VENDOR_ID, PALM_M515_ID),
 77                 .driver_info = (kernel_ulong_t     77                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 78         { USB_DEVICE(PALM_VENDOR_ID, PALM_I705     78         { USB_DEVICE(PALM_VENDOR_ID, PALM_I705_ID),
 79                 .driver_info = (kernel_ulong_t     79                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 80         { USB_DEVICE(PALM_VENDOR_ID, PALM_M100     80         { USB_DEVICE(PALM_VENDOR_ID, PALM_M100_ID),
 81                 .driver_info = (kernel_ulong_t     81                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 82         { USB_DEVICE(PALM_VENDOR_ID, PALM_M125     82         { USB_DEVICE(PALM_VENDOR_ID, PALM_M125_ID),
 83                 .driver_info = (kernel_ulong_t     83                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 84         { USB_DEVICE(PALM_VENDOR_ID, PALM_M130     84         { USB_DEVICE(PALM_VENDOR_ID, PALM_M130_ID),
 85                 .driver_info = (kernel_ulong_t     85                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 86         { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNG     86         { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_T_ID),
 87                 .driver_info = (kernel_ulong_t     87                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 88         { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO     88         { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO_650),
 89                 .driver_info = (kernel_ulong_t     89                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 90         { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNG     90         { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_Z_ID),
 91                 .driver_info = (kernel_ulong_t     91                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 92         { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE     92         { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE_ID),
 93                 .driver_info = (kernel_ulong_t     93                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 94         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE     94         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_0_ID),
 95                 .driver_info = (kernel_ulong_t     95                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 96         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE     96         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_S360_ID),
 97                 .driver_info = (kernel_ulong_t     97                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
 98         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE     98         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_1_ID),
 99                 .driver_info = (kernel_ulong_t     99                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
100         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    100         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NX60_ID),
101                 .driver_info = (kernel_ulong_t    101                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
102         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    102         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NZ90V_ID),
103                 .driver_info = (kernel_ulong_t    103                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
104         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    104         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_TJ25_ID),
105                 .driver_info = (kernel_ulong_t    105                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
106         { USB_DEVICE(ACER_VENDOR_ID, ACER_S10_    106         { USB_DEVICE(ACER_VENDOR_ID, ACER_S10_ID),
107                 .driver_info = (kernel_ulong_t    107                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
108         { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUN    108         { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID), 
109                 .driver_info = (kernel_ulong_t    109                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
110         { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUN    110         { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID), 
111                 .driver_info = (kernel_ulong_t    111                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
112         { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAV    112         { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAVE_ZODIAC_ID),
113                 .driver_info = (kernel_ulong_t    113                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
114         { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_    114         { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_IQUE_3600_ID), 
115                 .driver_info = (kernel_ulong_t    115                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
116         { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_    116         { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_MEZ1000_ID),
117                 .driver_info = (kernel_ulong_t    117                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
118         { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCER    118         { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_7135_ID),
119                 .driver_info = (kernel_ulong_t    119                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
120         { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_    120         { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID),
121                 .driver_info = (kernel_ulong_t    121                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
122         { },                                      122         { },                                    /* optional parameter entry */
123         { }                                       123         { }                                     /* Terminating entry */
124 };                                                124 };
125                                                   125 
126 static struct usb_device_id clie_id_5_table []    126 static struct usb_device_id clie_id_5_table [] = {
127         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    127         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_UX50_ID),
128                 .driver_info = (kernel_ulong_t    128                 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
129         { },                                      129         { },                                    /* optional parameter entry */
130         { }                                       130         { }                                     /* Terminating entry */
131 };                                                131 };
132                                                   132 
133 static struct usb_device_id clie_id_3_5_table     133 static struct usb_device_id clie_id_3_5_table [] = {
134         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    134         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_3_5_ID) },
135         { }                                       135         { }                                     /* Terminating entry */
136 };                                                136 };
137                                                   137 
138 static struct usb_device_id id_table_combined     138 static struct usb_device_id id_table_combined [] = {
139         { USB_DEVICE(HANDSPRING_VENDOR_ID, HAN    139         { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID) },
140         { USB_DEVICE(HANDSPRING_VENDOR_ID, HAN    140         { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO_ID) },
141         { USB_DEVICE(HANDSPRING_VENDOR_ID, HAN    141         { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID) },
142         { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XP    142         { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID) },
143         { USB_DEVICE(PALM_VENDOR_ID, PALM_M500    143         { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID) },
144         { USB_DEVICE(PALM_VENDOR_ID, PALM_M505    144         { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID) },
145         { USB_DEVICE(PALM_VENDOR_ID, PALM_M515    145         { USB_DEVICE(PALM_VENDOR_ID, PALM_M515_ID) },
146         { USB_DEVICE(PALM_VENDOR_ID, PALM_I705    146         { USB_DEVICE(PALM_VENDOR_ID, PALM_I705_ID) },
147         { USB_DEVICE(PALM_VENDOR_ID, PALM_M100    147         { USB_DEVICE(PALM_VENDOR_ID, PALM_M100_ID) },
148         { USB_DEVICE(PALM_VENDOR_ID, PALM_M125    148         { USB_DEVICE(PALM_VENDOR_ID, PALM_M125_ID) },
149         { USB_DEVICE(PALM_VENDOR_ID, PALM_M130    149         { USB_DEVICE(PALM_VENDOR_ID, PALM_M130_ID) },
150         { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNG    150         { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_T_ID) },
151         { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO    151         { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO_650) },
152         { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNG    152         { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_Z_ID) },
153         { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE    153         { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE_ID) },
154         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    154         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_3_5_ID) },
155         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    155         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_0_ID) },
156         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    156         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_S360_ID) },
157         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    157         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_1_ID) },
158         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    158         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NX60_ID) },
159         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    159         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NZ90V_ID) },
160         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    160         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_UX50_ID) },
161         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE    161         { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_TJ25_ID) },
162         { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUN    162         { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID) },
163         { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUN    163         { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID) },
164         { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAV    164         { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAVE_ZODIAC_ID) },
165         { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_    165         { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_IQUE_3600_ID) },
166         { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_    166         { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_MEZ1000_ID) },
167         { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCER    167         { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_7135_ID) },
168         { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_    168         { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID) },
169         { },                                      169         { },                                    /* optional parameter entry */
170         { }                                       170         { }                                     /* Terminating entry */
171 };                                                171 };
172                                                   172 
173 MODULE_DEVICE_TABLE (usb, id_table_combined);     173 MODULE_DEVICE_TABLE (usb, id_table_combined);
174                                                   174 
175 static struct usb_driver visor_driver = {         175 static struct usb_driver visor_driver = {
176         .name =         "visor",                  176         .name =         "visor",
177         .probe =        usb_serial_probe,         177         .probe =        usb_serial_probe,
178         .disconnect =   usb_serial_disconnect,    178         .disconnect =   usb_serial_disconnect,
179         .id_table =     id_table_combined,        179         .id_table =     id_table_combined,
180         .no_dynamic_id =        1,                180         .no_dynamic_id =        1,
181 };                                                181 };
182                                                   182 
183 /* All of the device info needed for the Hands    183 /* All of the device info needed for the Handspring Visor, and Palm 4.0 devices */
184 static struct usb_serial_driver handspring_dev    184 static struct usb_serial_driver handspring_device = {
185         .driver = {                               185         .driver = {
186                 .owner =        THIS_MODULE,      186                 .owner =        THIS_MODULE,
187                 .name =         "visor",          187                 .name =         "visor",
188         },                                        188         },
189         .description =          "Handspring Vi    189         .description =          "Handspring Visor / Palm OS",
190         .usb_driver =           &visor_driver,    190         .usb_driver =           &visor_driver,
191         .id_table =             id_table,         191         .id_table =             id_table,
192         .num_interrupt_in =     NUM_DONT_CARE,    192         .num_interrupt_in =     NUM_DONT_CARE,
193         .num_bulk_in =          2,                193         .num_bulk_in =          2,
194         .num_bulk_out =         NUM_DONT_CARE,    194         .num_bulk_out =         NUM_DONT_CARE,
195         .num_ports =            2,                195         .num_ports =            2,
196         .open =                 visor_open,       196         .open =                 visor_open,
197         .close =                visor_close,      197         .close =                visor_close,
198         .throttle =             visor_throttle    198         .throttle =             visor_throttle,
199         .unthrottle =           visor_unthrott    199         .unthrottle =           visor_unthrottle,
200         .attach =               treo_attach,      200         .attach =               treo_attach,
201         .probe =                visor_probe,      201         .probe =                visor_probe,
202         .calc_num_ports =       visor_calc_num    202         .calc_num_ports =       visor_calc_num_ports,
203         .shutdown =             visor_shutdown    203         .shutdown =             visor_shutdown,
204         .ioctl =                visor_ioctl,      204         .ioctl =                visor_ioctl,
205         .write =                visor_write,      205         .write =                visor_write,
206         .write_room =           visor_write_ro    206         .write_room =           visor_write_room,
207         .chars_in_buffer =      visor_chars_in    207         .chars_in_buffer =      visor_chars_in_buffer,
208         .write_bulk_callback =  visor_write_bu    208         .write_bulk_callback =  visor_write_bulk_callback,
209         .read_bulk_callback =   visor_read_bul    209         .read_bulk_callback =   visor_read_bulk_callback,
210         .read_int_callback =    visor_read_int    210         .read_int_callback =    visor_read_int_callback,
211 };                                                211 };
212                                                   212 
213 /* All of the device info needed for the Clie     213 /* All of the device info needed for the Clie UX50, TH55 Palm 5.0 devices */
214 static struct usb_serial_driver clie_5_device     214 static struct usb_serial_driver clie_5_device = {
215         .driver = {                               215         .driver = {
216                 .owner =        THIS_MODULE,      216                 .owner =        THIS_MODULE,
217                 .name =         "clie_5",         217                 .name =         "clie_5",
218         },                                        218         },
219         .description =          "Sony Clie 5.0    219         .description =          "Sony Clie 5.0",
220         .usb_driver =           &visor_driver,    220         .usb_driver =           &visor_driver,
221         .id_table =             clie_id_5_tabl    221         .id_table =             clie_id_5_table,
222         .num_interrupt_in =     NUM_DONT_CARE,    222         .num_interrupt_in =     NUM_DONT_CARE,
223         .num_bulk_in =          2,                223         .num_bulk_in =          2,
224         .num_bulk_out =         2,                224         .num_bulk_out =         2,
225         .num_ports =            2,                225         .num_ports =            2,
226         .open =                 visor_open,       226         .open =                 visor_open,
227         .close =                visor_close,      227         .close =                visor_close,
228         .throttle =             visor_throttle    228         .throttle =             visor_throttle,
229         .unthrottle =           visor_unthrott    229         .unthrottle =           visor_unthrottle,
230         .attach =               clie_5_attach,    230         .attach =               clie_5_attach,
231         .probe =                visor_probe,      231         .probe =                visor_probe,
232         .calc_num_ports =       visor_calc_num    232         .calc_num_ports =       visor_calc_num_ports,
233         .shutdown =             visor_shutdown    233         .shutdown =             visor_shutdown,
234         .ioctl =                visor_ioctl,      234         .ioctl =                visor_ioctl,
235         .write =                visor_write,      235         .write =                visor_write,
236         .write_room =           visor_write_ro    236         .write_room =           visor_write_room,
237         .chars_in_buffer =      visor_chars_in    237         .chars_in_buffer =      visor_chars_in_buffer,
238         .write_bulk_callback =  visor_write_bu    238         .write_bulk_callback =  visor_write_bulk_callback,
239         .read_bulk_callback =   visor_read_bul    239         .read_bulk_callback =   visor_read_bulk_callback,
240         .read_int_callback =    visor_read_int    240         .read_int_callback =    visor_read_int_callback,
241 };                                                241 };
242                                                   242 
243 /* device info for the Sony Clie OS version 3.    243 /* device info for the Sony Clie OS version 3.5 */
244 static struct usb_serial_driver clie_3_5_devic    244 static struct usb_serial_driver clie_3_5_device = {
245         .driver = {                               245         .driver = {
246                 .owner =        THIS_MODULE,      246                 .owner =        THIS_MODULE,
247                 .name =         "clie_3.5",       247                 .name =         "clie_3.5",
248         },                                        248         },
249         .description =          "Sony Clie 3.5    249         .description =          "Sony Clie 3.5",
250         .usb_driver =           &visor_driver,    250         .usb_driver =           &visor_driver,
251         .id_table =             clie_id_3_5_ta    251         .id_table =             clie_id_3_5_table,
252         .num_interrupt_in =     0,                252         .num_interrupt_in =     0,
253         .num_bulk_in =          1,                253         .num_bulk_in =          1,
254         .num_bulk_out =         1,                254         .num_bulk_out =         1,
255         .num_ports =            1,                255         .num_ports =            1,
256         .open =                 visor_open,       256         .open =                 visor_open,
257         .close =                visor_close,      257         .close =                visor_close,
258         .throttle =             visor_throttle    258         .throttle =             visor_throttle,
259         .unthrottle =           visor_unthrott    259         .unthrottle =           visor_unthrottle,
260         .attach =               clie_3_5_start    260         .attach =               clie_3_5_startup,
261         .ioctl =                visor_ioctl,      261         .ioctl =                visor_ioctl,
262         .write =                visor_write,      262         .write =                visor_write,
263         .write_room =           visor_write_ro    263         .write_room =           visor_write_room,
264         .chars_in_buffer =      visor_chars_in    264         .chars_in_buffer =      visor_chars_in_buffer,
265         .write_bulk_callback =  visor_write_bu    265         .write_bulk_callback =  visor_write_bulk_callback,
266         .read_bulk_callback =   visor_read_bul    266         .read_bulk_callback =   visor_read_bulk_callback,
267 };                                                267 };
268                                                   268 
269 struct visor_private {                            269 struct visor_private {
270         spinlock_t lock;                          270         spinlock_t lock;
271         int bytes_in;                             271         int bytes_in;
272         int bytes_out;                            272         int bytes_out;
273         int outstanding_urbs;                     273         int outstanding_urbs;
274         unsigned char throttled;                  274         unsigned char throttled;
275         unsigned char actually_throttled;         275         unsigned char actually_throttled;
276 };                                                276 };
277                                                   277 
278 /* number of outstanding urbs to prevent users    278 /* number of outstanding urbs to prevent userspace DoS from happening */
279 #define URB_UPPER_LIMIT 42                        279 #define URB_UPPER_LIMIT 42
280                                                   280 
281 static int stats;                                 281 static int stats;
282                                                   282 
283 /*********************************************    283 /******************************************************************************
284  * Handspring Visor specific driver functions     284  * Handspring Visor specific driver functions
285  *********************************************    285  ******************************************************************************/
286 static int visor_open (struct usb_serial_port     286 static int visor_open (struct usb_serial_port *port, struct file *filp)
287 {                                                 287 {
288         struct usb_serial *serial = port->seri    288         struct usb_serial *serial = port->serial;
289         struct visor_private *priv = usb_get_s    289         struct visor_private *priv = usb_get_serial_port_data(port);
290         unsigned long flags;                      290         unsigned long flags;
291         int result = 0;                           291         int result = 0;
292                                                   292 
293         dbg("%s - port %d", __FUNCTION__, port    293         dbg("%s - port %d", __FUNCTION__, port->number);
294                                                   294 
295         if (!port->read_urb) {                    295         if (!port->read_urb) {
296                 /* this is needed for some bra    296                 /* this is needed for some brain dead Sony devices */
297                 dev_err(&port->dev, "Device li    297                 dev_err(&port->dev, "Device lied about number of ports, please use a lower one.\n");
298                 return -ENODEV;                   298                 return -ENODEV;
299         }                                         299         }
300                                                   300 
301         spin_lock_irqsave(&priv->lock, flags);    301         spin_lock_irqsave(&priv->lock, flags);
302         priv->bytes_in = 0;                       302         priv->bytes_in = 0;
303         priv->bytes_out = 0;                      303         priv->bytes_out = 0;
304         priv->throttled = 0;                      304         priv->throttled = 0;
305         spin_unlock_irqrestore(&priv->lock, fl    305         spin_unlock_irqrestore(&priv->lock, flags);
306                                                   306 
307         /*                                        307         /*
308          * Force low_latency on so that our tt    308          * Force low_latency on so that our tty_push actually forces the data
309          * through, otherwise it is scheduled,    309          * through, otherwise it is scheduled, and with high data rates (like
310          * with OHCI) data can get lost.          310          * with OHCI) data can get lost.
311          */                                       311          */
312         if (port->tty)                            312         if (port->tty)
313                 port->tty->low_latency = 1;       313                 port->tty->low_latency = 1;
314                                                   314 
315         /* Start reading from the device */       315         /* Start reading from the device */
316         usb_fill_bulk_urb (port->read_urb, ser    316         usb_fill_bulk_urb (port->read_urb, serial->dev,
317                            usb_rcvbulkpipe (se    317                            usb_rcvbulkpipe (serial->dev, 
318                                             po    318                                             port->bulk_in_endpointAddress),
319                            port->read_urb->tra    319                            port->read_urb->transfer_buffer,
320                            port->read_urb->tra    320                            port->read_urb->transfer_buffer_length,
321                            visor_read_bulk_cal    321                            visor_read_bulk_callback, port);
322         result = usb_submit_urb(port->read_urb    322         result = usb_submit_urb(port->read_urb, GFP_KERNEL);
323         if (result) {                             323         if (result) {
324                 dev_err(&port->dev, "%s - fail    324                 dev_err(&port->dev, "%s - failed submitting read urb, error %d\n",
325                         __FUNCTION__, result);    325                         __FUNCTION__, result);
326                 goto exit;                        326                 goto exit;
327         }                                         327         }
328                                                   328         
329         if (port->interrupt_in_urb) {             329         if (port->interrupt_in_urb) {
330                 dbg("%s - adding interrupt inp    330                 dbg("%s - adding interrupt input for treo", __FUNCTION__);
331                 result = usb_submit_urb(port->    331                 result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
332                 if (result)                       332                 if (result)
333                         dev_err(&port->dev, "%    333                         dev_err(&port->dev, "%s - failed submitting interrupt urb, error %d\n",
334                                 __FUNCTION__,     334                                 __FUNCTION__, result);
335         }                                         335         }
336 exit:                                             336 exit:   
337         return result;                            337         return result;
338 }                                                 338 }
339                                                   339 
340                                                   340 
341 static void visor_close (struct usb_serial_por    341 static void visor_close (struct usb_serial_port *port, struct file * filp)
342 {                                                 342 {
343         struct visor_private *priv = usb_get_s    343         struct visor_private *priv = usb_get_serial_port_data(port);
344         unsigned char *transfer_buffer;           344         unsigned char *transfer_buffer;
345                                                   345 
346         dbg("%s - port %d", __FUNCTION__, port    346         dbg("%s - port %d", __FUNCTION__, port->number);
347                                                   347                          
348         /* shutdown our urbs */                   348         /* shutdown our urbs */
349         usb_kill_urb(port->read_urb);             349         usb_kill_urb(port->read_urb);
350         usb_kill_urb(port->interrupt_in_urb);     350         usb_kill_urb(port->interrupt_in_urb);
351                                                   351 
352         mutex_lock(&port->serial->disc_mutex);    352         mutex_lock(&port->serial->disc_mutex);
353         if (!port->serial->disconnected) {        353         if (!port->serial->disconnected) {
354                 /* Try to send shutdown messag    354                 /* Try to send shutdown message, unless the device is gone */
355                 transfer_buffer =  kmalloc (0x    355                 transfer_buffer =  kmalloc (0x12, GFP_KERNEL);
356                 if (transfer_buffer) {            356                 if (transfer_buffer) {
357                         usb_control_msg (port-    357                         usb_control_msg (port->serial->dev,
358                                          usb_r    358                                          usb_rcvctrlpipe(port->serial->dev, 0),
359                                          VISOR    359                                          VISOR_CLOSE_NOTIFICATION, 0xc2,
360                                          0x000    360                                          0x0000, 0x0000,
361                                          trans    361                                          transfer_buffer, 0x12, 300);
362                         kfree (transfer_buffer    362                         kfree (transfer_buffer);
363                 }                                 363                 }
364         }                                         364         }
365         mutex_unlock(&port->serial->disc_mutex    365         mutex_unlock(&port->serial->disc_mutex);
366                                                   366 
367         if (stats)                                367         if (stats)
368                 dev_info(&port->dev, "Bytes In    368                 dev_info(&port->dev, "Bytes In = %d  Bytes Out = %d\n",
369                          priv->bytes_in, priv-    369                          priv->bytes_in, priv->bytes_out);
370 }                                                 370 }
371                                                   371 
372                                                   372 
373 static int visor_write (struct usb_serial_port    373 static int visor_write (struct usb_serial_port *port, const unsigned char *buf, int count)
374 {                                                 374 {
375         struct visor_private *priv = usb_get_s    375         struct visor_private *priv = usb_get_serial_port_data(port);
376         struct usb_serial *serial = port->seri    376         struct usb_serial *serial = port->serial;
377         struct urb *urb;                          377         struct urb *urb;
378         unsigned char *buffer;                    378         unsigned char *buffer;
379         unsigned long flags;                      379         unsigned long flags;
380         int status;                               380         int status;
381                                                   381 
382         dbg("%s - port %d", __FUNCTION__, port    382         dbg("%s - port %d", __FUNCTION__, port->number);
383                                                   383 
384         spin_lock_irqsave(&priv->lock, flags);    384         spin_lock_irqsave(&priv->lock, flags);
385         if (priv->outstanding_urbs > URB_UPPER    385         if (priv->outstanding_urbs > URB_UPPER_LIMIT) {
386                 spin_unlock_irqrestore(&priv->    386                 spin_unlock_irqrestore(&priv->lock, flags);
387                 dbg("%s - write limit hit\n",     387                 dbg("%s - write limit hit\n", __FUNCTION__);
388                 return 0;                         388                 return 0;
389         }                                         389         }
390         priv->outstanding_urbs++;                 390         priv->outstanding_urbs++;
391         spin_unlock_irqrestore(&priv->lock, fl    391         spin_unlock_irqrestore(&priv->lock, flags);
392                                                   392 
393         buffer = kmalloc (count, GFP_ATOMIC);     393         buffer = kmalloc (count, GFP_ATOMIC);
394         if (!buffer) {                            394         if (!buffer) {
395                 dev_err(&port->dev, "out of me    395                 dev_err(&port->dev, "out of memory\n");
396                 count = -ENOMEM;                  396                 count = -ENOMEM;
397                 goto error_no_buffer;             397                 goto error_no_buffer;
398         }                                         398         }
399                                                   399 
400         urb = usb_alloc_urb(0, GFP_ATOMIC);       400         urb = usb_alloc_urb(0, GFP_ATOMIC);
401         if (!urb) {                               401         if (!urb) {
402                 dev_err(&port->dev, "no more f    402                 dev_err(&port->dev, "no more free urbs\n");
403                 count = -ENOMEM;                  403                 count = -ENOMEM;
404                 goto error_no_urb;                404                 goto error_no_urb;
405         }                                         405         }
406                                                   406 
407         memcpy (buffer, buf, count);              407         memcpy (buffer, buf, count);
408                                                   408 
409         usb_serial_debug_data(debug, &port->de    409         usb_serial_debug_data(debug, &port->dev, __FUNCTION__, count, buffer);
410                                                   410 
411         usb_fill_bulk_urb (urb, serial->dev,      411         usb_fill_bulk_urb (urb, serial->dev,
412                            usb_sndbulkpipe (se    412                            usb_sndbulkpipe (serial->dev,
413                                             po    413                                             port->bulk_out_endpointAddress),
414                            buffer, count,         414                            buffer, count, 
415                            visor_write_bulk_ca    415                            visor_write_bulk_callback, port);
416                                                   416 
417         /* send it down the pipe */               417         /* send it down the pipe */
418         status = usb_submit_urb(urb, GFP_ATOMI    418         status = usb_submit_urb(urb, GFP_ATOMIC);
419         if (status) {                             419         if (status) {
420                 dev_err(&port->dev, "%s - usb_    420                 dev_err(&port->dev, "%s - usb_submit_urb(write bulk) failed with status = %d\n",
421                         __FUNCTION__, status);    421                         __FUNCTION__, status);
422                 count = status;                   422                 count = status;
423                 goto error;                       423                 goto error;
424         } else {                                  424         } else {
425                 spin_lock_irqsave(&priv->lock,    425                 spin_lock_irqsave(&priv->lock, flags);
426                 priv->bytes_out += count;         426                 priv->bytes_out += count;
427                 spin_unlock_irqrestore(&priv->    427                 spin_unlock_irqrestore(&priv->lock, flags);
428         }                                         428         }
429                                                   429 
430         /* we are done with this urb, so let t    430         /* we are done with this urb, so let the host driver
431          * really free it when it is finished     431          * really free it when it is finished with it */
432         usb_free_urb(urb);                        432         usb_free_urb(urb);
433                                                   433 
434         return count;                             434         return count;
435 error:                                            435 error:
436         usb_free_urb(urb);                        436         usb_free_urb(urb);
437 error_no_urb:                                     437 error_no_urb:
438         kfree(buffer);                            438         kfree(buffer);
439 error_no_buffer:                                  439 error_no_buffer:
440         spin_lock_irqsave(&priv->lock, flags);    440         spin_lock_irqsave(&priv->lock, flags);
441         --priv->outstanding_urbs;                 441         --priv->outstanding_urbs;
442         spin_unlock_irqrestore(&priv->lock, fl    442         spin_unlock_irqrestore(&priv->lock, flags);
443         return count;                             443         return count;
444 }                                                 444 }
445                                                   445 
446                                                   446 
447 static int visor_write_room (struct usb_serial    447 static int visor_write_room (struct usb_serial_port *port)
448 {                                                 448 {
449         struct visor_private *priv = usb_get_s    449         struct visor_private *priv = usb_get_serial_port_data(port);
450         unsigned long flags;                      450         unsigned long flags;
451                                                   451 
452         dbg("%s - port %d", __FUNCTION__, port    452         dbg("%s - port %d", __FUNCTION__, port->number);
453                                                   453 
454         /*                                        454         /*
455          * We really can take anything the use    455          * We really can take anything the user throws at us
456          * but let's pick a nice big number to    456          * but let's pick a nice big number to tell the tty
457          * layer that we have lots of free spa    457          * layer that we have lots of free space, unless we don't.
458          */                                       458          */
459                                                   459 
460         spin_lock_irqsave(&priv->lock, flags);    460         spin_lock_irqsave(&priv->lock, flags);
461         if (priv->outstanding_urbs > URB_UPPER    461         if (priv->outstanding_urbs > URB_UPPER_LIMIT * 2 / 3) {
462                 spin_unlock_irqrestore(&priv->    462                 spin_unlock_irqrestore(&priv->lock, flags);
463                 dbg("%s - write limit hit\n",     463                 dbg("%s - write limit hit\n", __FUNCTION__);
464                 return 0;                         464                 return 0;
465         }                                         465         }
466         spin_unlock_irqrestore(&priv->lock, fl    466         spin_unlock_irqrestore(&priv->lock, flags);
467                                                   467 
468         return 2048;                              468         return 2048;
469 }                                                 469 }
470                                                   470 
471                                                   471 
472 static int visor_chars_in_buffer (struct usb_s    472 static int visor_chars_in_buffer (struct usb_serial_port *port)
473 {                                                 473 {
474         dbg("%s - port %d", __FUNCTION__, port    474         dbg("%s - port %d", __FUNCTION__, port->number);
475                                                   475 
476         /*                                        476         /* 
477          * We can't really account for how muc    477          * We can't really account for how much data we
478          * have sent out, but hasn't made it t    478          * have sent out, but hasn't made it through to the
479          * device, so just tell the tty layer     479          * device, so just tell the tty layer that everything
480          * is flushed.                            480          * is flushed.
481          */                                       481          */
482         return 0;                                 482         return 0;
483 }                                                 483 }
484                                                   484 
485                                                   485 
486 static void visor_write_bulk_callback (struct     486 static void visor_write_bulk_callback (struct urb *urb)
487 {                                                 487 {
488         struct usb_serial_port *port = (struct    488         struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
489         struct visor_private *priv = usb_get_s    489         struct visor_private *priv = usb_get_serial_port_data(port);
490         int status = urb->status;                 490         int status = urb->status;
491         unsigned long flags;                      491         unsigned long flags;
492                                                   492 
493         /* free up the transfer buffer, as usb    493         /* free up the transfer buffer, as usb_free_urb() does not do this */
494         kfree (urb->transfer_buffer);             494         kfree (urb->transfer_buffer);
495                                                   495 
496         dbg("%s - port %d", __FUNCTION__, port    496         dbg("%s - port %d", __FUNCTION__, port->number);
497                                                   497 
498         if (status)                               498         if (status)
499                 dbg("%s - nonzero write bulk s    499                 dbg("%s - nonzero write bulk status received: %d",
500                     __FUNCTION__, status);        500                     __FUNCTION__, status);
501                                                   501 
502         spin_lock_irqsave(&priv->lock, flags);    502         spin_lock_irqsave(&priv->lock, flags);
503         --priv->outstanding_urbs;                 503         --priv->outstanding_urbs;
504         spin_unlock_irqrestore(&priv->lock, fl    504         spin_unlock_irqrestore(&priv->lock, flags);
505                                                   505 
506         usb_serial_port_softint(port);            506         usb_serial_port_softint(port);
507 }                                                 507 }
508                                                   508 
509                                                   509 
510 static void visor_read_bulk_callback (struct u    510 static void visor_read_bulk_callback (struct urb *urb)
511 {                                                 511 {
512         struct usb_serial_port *port = (struct    512         struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
513         struct visor_private *priv = usb_get_s    513         struct visor_private *priv = usb_get_serial_port_data(port);
514         unsigned char *data = urb->transfer_bu    514         unsigned char *data = urb->transfer_buffer;
515         int status = urb->status;                 515         int status = urb->status;
516         struct tty_struct *tty;                   516         struct tty_struct *tty;
517         int result;                               517         int result;
518         int available_room;                       518         int available_room;
519                                                   519 
520         dbg("%s - port %d", __FUNCTION__, port    520         dbg("%s - port %d", __FUNCTION__, port->number);
521                                                   521 
522         if (status) {                             522         if (status) {
523                 dbg("%s - nonzero read bulk st    523                 dbg("%s - nonzero read bulk status received: %d",
524                     __FUNCTION__, status);        524                     __FUNCTION__, status);
525                 return;                           525                 return;
526         }                                         526         }
527                                                   527 
528         usb_serial_debug_data(debug, &port->de    528         usb_serial_debug_data(debug, &port->dev, __FUNCTION__, urb->actual_length, data);
529                                                   529 
530         tty = port->tty;                          530         tty = port->tty;
531         if (tty && urb->actual_length) {          531         if (tty && urb->actual_length) {
532                 available_room = tty_buffer_re    532                 available_room = tty_buffer_request_room(tty, urb->actual_length);
533                 if (available_room) {             533                 if (available_room) {
534                         tty_insert_flip_string    534                         tty_insert_flip_string(tty, data, available_room);
535                         tty_flip_buffer_push(t    535                         tty_flip_buffer_push(tty);
536                 }                                 536                 }
537                 spin_lock(&priv->lock);           537                 spin_lock(&priv->lock);
538                 priv->bytes_in += available_ro    538                 priv->bytes_in += available_room;
539                                                   539 
540         } else {                                  540         } else {
541                 spin_lock(&priv->lock);           541                 spin_lock(&priv->lock);
542         }                                         542         }
543                                                   543 
544         /* Continue trying to always read if w    544         /* Continue trying to always read if we should */
545         if (!priv->throttled) {                   545         if (!priv->throttled) {
546                 usb_fill_bulk_urb (port->read_    546                 usb_fill_bulk_urb (port->read_urb, port->serial->dev,
547                                    usb_rcvbulk    547                                    usb_rcvbulkpipe(port->serial->dev,
548                                                   548                                                    port->bulk_in_endpointAddress),
549                                    port->read_    549                                    port->read_urb->transfer_buffer,
550                                    port->read_    550                                    port->read_urb->transfer_buffer_length,
551                                    visor_read_    551                                    visor_read_bulk_callback, port);
552                 result = usb_submit_urb(port->    552                 result = usb_submit_urb(port->read_urb, GFP_ATOMIC);
553                 if (result)                       553                 if (result)
554                         dev_err(&port->dev, "%    554                         dev_err(&port->dev, "%s - failed resubmitting read urb, error %d\n", __FUNCTION__, result);
555         } else {                                  555         } else {
556                 priv->actually_throttled = 1;     556                 priv->actually_throttled = 1;
557         }                                         557         }
558         spin_unlock(&priv->lock);                 558         spin_unlock(&priv->lock);
559 }                                                 559 }
560                                                   560 
561 static void visor_read_int_callback (struct ur    561 static void visor_read_int_callback (struct urb *urb)
562 {                                                 562 {
563         struct usb_serial_port *port = (struct    563         struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
564         int status = urb->status;                 564         int status = urb->status;
565         int result;                               565         int result;
566                                                   566 
567         switch (status) {                         567         switch (status) {
568         case 0:                                   568         case 0:
569                 /* success */                     569                 /* success */
570                 break;                            570                 break;
571         case -ECONNRESET:                         571         case -ECONNRESET:
572         case -ENOENT:                             572         case -ENOENT:
573         case -ESHUTDOWN:                          573         case -ESHUTDOWN:
574                 /* this urb is terminated, cle    574                 /* this urb is terminated, clean up */
575                 dbg("%s - urb shutting down wi    575                 dbg("%s - urb shutting down with status: %d",
576                     __FUNCTION__, status);        576                     __FUNCTION__, status);
577                 return;                           577                 return;
578         default:                                  578         default:
579                 dbg("%s - nonzero urb status r    579                 dbg("%s - nonzero urb status received: %d",
580                     __FUNCTION__, status);        580                     __FUNCTION__, status);
581                 goto exit;                        581                 goto exit;
582         }                                         582         }
583                                                   583 
584         /*                                        584         /*
585          * This information is still unknown w    585          * This information is still unknown what it can be used for.
586          * If anyone has an idea, please let t    586          * If anyone has an idea, please let the author know...
587          *                                        587          *
588          * Rumor has it this endpoint is used     588          * Rumor has it this endpoint is used to notify when data
589          * is ready to be read from the bulk o    589          * is ready to be read from the bulk ones.
590          */                                       590          */
591         usb_serial_debug_data(debug, &port->de    591         usb_serial_debug_data(debug, &port->dev, __FUNCTION__,
592                               urb->actual_leng    592                               urb->actual_length, urb->transfer_buffer);
593                                                   593 
594 exit:                                             594 exit:
595         result = usb_submit_urb (urb, GFP_ATOM    595         result = usb_submit_urb (urb, GFP_ATOMIC);
596         if (result)                               596         if (result)
597                 dev_err(&urb->dev->dev, "%s -     597                 dev_err(&urb->dev->dev, "%s - Error %d submitting interrupt urb\n",
598                         __FUNCTION__, result);    598                         __FUNCTION__, result);
599 }                                                 599 }
600                                                   600 
601 static void visor_throttle (struct usb_serial_    601 static void visor_throttle (struct usb_serial_port *port)
602 {                                                 602 {
603         struct visor_private *priv = usb_get_s    603         struct visor_private *priv = usb_get_serial_port_data(port);
604         unsigned long flags;                      604         unsigned long flags;
605                                                   605 
606         dbg("%s - port %d", __FUNCTION__, port    606         dbg("%s - port %d", __FUNCTION__, port->number);
607         spin_lock_irqsave(&priv->lock, flags);    607         spin_lock_irqsave(&priv->lock, flags);
608         priv->throttled = 1;                      608         priv->throttled = 1;
609         spin_unlock_irqrestore(&priv->lock, fl    609         spin_unlock_irqrestore(&priv->lock, flags);
610 }                                                 610 }
611                                                   611 
612                                                   612 
613 static void visor_unthrottle (struct usb_seria    613 static void visor_unthrottle (struct usb_serial_port *port)
614 {                                                 614 {
615         struct visor_private *priv = usb_get_s    615         struct visor_private *priv = usb_get_serial_port_data(port);
616         unsigned long flags;                      616         unsigned long flags;
617         int result;                               617         int result;
618                                                   618 
619         dbg("%s - port %d", __FUNCTION__, port    619         dbg("%s - port %d", __FUNCTION__, port->number);
620         spin_lock_irqsave(&priv->lock, flags);    620         spin_lock_irqsave(&priv->lock, flags);
621         priv->throttled = 0;                      621         priv->throttled = 0;
622         priv->actually_throttled = 0;             622         priv->actually_throttled = 0;
623         spin_unlock_irqrestore(&priv->lock, fl    623         spin_unlock_irqrestore(&priv->lock, flags);
624                                                   624 
625         port->read_urb->dev = port->serial->de    625         port->read_urb->dev = port->serial->dev;
626         result = usb_submit_urb(port->read_urb    626         result = usb_submit_urb(port->read_urb, GFP_ATOMIC);
627         if (result)                               627         if (result)
628                 dev_err(&port->dev, "%s - fail    628                 dev_err(&port->dev, "%s - failed submitting read urb, error %d\n", __FUNCTION__, result);
629 }                                                 629 }
630                                                   630 
631 static int palm_os_3_probe (struct usb_serial     631 static int palm_os_3_probe (struct usb_serial *serial, const struct usb_device_id *id)
632 {                                                 632 {
633         struct device *dev = &serial->dev->dev    633         struct device *dev = &serial->dev->dev;
634         struct visor_connection_info *connecti    634         struct visor_connection_info *connection_info;
635         unsigned char *transfer_buffer;           635         unsigned char *transfer_buffer;
636         char *string;                             636         char *string;
637         int retval = 0;                           637         int retval = 0;
638         int i;                                    638         int i;
639         int num_ports = 0;                        639         int num_ports = 0;
640                                                   640 
641         dbg("%s", __FUNCTION__);                  641         dbg("%s", __FUNCTION__);
642                                                   642 
643         transfer_buffer = kmalloc (sizeof (*co    643         transfer_buffer = kmalloc (sizeof (*connection_info), GFP_KERNEL);
644         if (!transfer_buffer) {                   644         if (!transfer_buffer) {
645                 dev_err(dev, "%s - kmalloc(%Zd    645                 dev_err(dev, "%s - kmalloc(%Zd) failed.\n", __FUNCTION__,
646                         sizeof(*connection_inf    646                         sizeof(*connection_info));
647                 return -ENOMEM;                   647                 return -ENOMEM;
648         }                                         648         }
649                                                   649 
650         /* send a get connection info request     650         /* send a get connection info request */
651         retval = usb_control_msg (serial->dev,    651         retval = usb_control_msg (serial->dev,
652                                   usb_rcvctrlp    652                                   usb_rcvctrlpipe(serial->dev, 0),
653                                   VISOR_GET_CO    653                                   VISOR_GET_CONNECTION_INFORMATION,
654                                   0xc2, 0x0000    654                                   0xc2, 0x0000, 0x0000, transfer_buffer,
655                                   sizeof(*conn    655                                   sizeof(*connection_info), 300);
656         if (retval < 0) {                         656         if (retval < 0) {
657                 dev_err(dev, "%s - error %d ge    657                 dev_err(dev, "%s - error %d getting connection information\n",
658                         __FUNCTION__, retval);    658                         __FUNCTION__, retval);
659                 goto exit;                        659                 goto exit;
660         }                                         660         }
661                                                   661 
662         if (retval == sizeof(*connection_info)    662         if (retval == sizeof(*connection_info)) {
663                 connection_info = (struct viso    663                 connection_info = (struct visor_connection_info *)transfer_buffer;
664                                                   664 
665                 num_ports = le16_to_cpu(connec    665                 num_ports = le16_to_cpu(connection_info->num_ports);
666                 for (i = 0; i < num_ports; ++i    666                 for (i = 0; i < num_ports; ++i) {
667                         switch (connection_inf    667                         switch (connection_info->connections[i].port_function_id) {
668                                 case VISOR_FUN    668                                 case VISOR_FUNCTION_GENERIC:
669                                         string    669                                         string = "Generic";
670                                         break;    670                                         break;
671                                 case VISOR_FUN    671                                 case VISOR_FUNCTION_DEBUGGER:
672                                         string    672                                         string = "Debugger";
673                                         break;    673                                         break;
674                                 case VISOR_FUN    674                                 case VISOR_FUNCTION_HOTSYNC:
675                                         string    675                                         string = "HotSync";
676                                         break;    676                                         break;
677                                 case VISOR_FUN    677                                 case VISOR_FUNCTION_CONSOLE:
678                                         string    678                                         string = "Console";
679                                         break;    679                                         break;
680                                 case VISOR_FUN    680                                 case VISOR_FUNCTION_REMOTE_FILE_SYS:
681                                         string    681                                         string = "Remote File System";
682                                         break;    682                                         break;
683                                 default:          683                                 default:
684                                         string    684                                         string = "unknown";
685                                         break;    685                                         break;
686                         }                         686                         }
687                         dev_info(dev, "%s: por    687                         dev_info(dev, "%s: port %d, is for %s use\n",
688                                 serial->type->    688                                 serial->type->description,
689                                 connection_inf    689                                 connection_info->connections[i].port, string);
690                 }                                 690                 }
691         }                                         691         }
692         /*                                        692         /*
693         * Handle devices that report invalid s    693         * Handle devices that report invalid stuff here.
694         */                                        694         */
695         if (num_ports == 0 || num_ports > 2) {    695         if (num_ports == 0 || num_ports > 2) {
696                 dev_warn (dev, "%s: No valid c    696                 dev_warn (dev, "%s: No valid connect info available\n",
697                         serial->type->descript    697                         serial->type->description);
698                 num_ports = 2;                    698                 num_ports = 2;
699         }                                         699         }
700                                                   700   
701         dev_info(dev, "%s: Number of ports: %d    701         dev_info(dev, "%s: Number of ports: %d\n", serial->type->description,
702                 num_ports);                       702                 num_ports);
703                                                   703 
704         /*                                        704         /*
705          * save off our num_ports info so that    705          * save off our num_ports info so that we can use it in the
706          * calc_num_ports callback                706          * calc_num_ports callback
707          */                                       707          */
708         usb_set_serial_data(serial, (void *)(l    708         usb_set_serial_data(serial, (void *)(long)num_ports);
709                                                   709 
710         /* ask for the number of bytes availab    710         /* ask for the number of bytes available, but ignore the response as it is broken */
711         retval = usb_control_msg (serial->dev,    711         retval = usb_control_msg (serial->dev,
712                                   usb_rcvctrlp    712                                   usb_rcvctrlpipe(serial->dev, 0),
713                                   VISOR_REQUES    713                                   VISOR_REQUEST_BYTES_AVAILABLE,
714                                   0xc2, 0x0000    714                                   0xc2, 0x0000, 0x0005, transfer_buffer,
715                                   0x02, 300);     715                                   0x02, 300);
716         if (retval < 0)                           716         if (retval < 0)
717                 dev_err(dev, "%s - error %d ge    717                 dev_err(dev, "%s - error %d getting bytes available request\n",
718                         __FUNCTION__, retval);    718                         __FUNCTION__, retval);
719         retval = 0;                               719         retval = 0;
720                                                   720 
721 exit:                                             721 exit:
722         kfree (transfer_buffer);                  722         kfree (transfer_buffer);
723                                                   723 
724         return retval;                            724         return retval;
725 }                                                 725 }
726                                                   726 
727 static int palm_os_4_probe (struct usb_serial     727 static int palm_os_4_probe (struct usb_serial *serial, const struct usb_device_id *id)
728 {                                                 728 {
729         struct device *dev = &serial->dev->dev    729         struct device *dev = &serial->dev->dev;
730         struct palm_ext_connection_info *conne    730         struct palm_ext_connection_info *connection_info;
731         unsigned char *transfer_buffer;           731         unsigned char *transfer_buffer;
732         int retval;                               732         int retval;
733                                                   733 
734         dbg("%s", __FUNCTION__);                  734         dbg("%s", __FUNCTION__);
735                                                   735 
736         transfer_buffer =  kmalloc (sizeof (*c    736         transfer_buffer =  kmalloc (sizeof (*connection_info), GFP_KERNEL);
737         if (!transfer_buffer) {                   737         if (!transfer_buffer) {
738                 dev_err(dev, "%s - kmalloc(%Zd    738                 dev_err(dev, "%s - kmalloc(%Zd) failed.\n", __FUNCTION__,
739                         sizeof(*connection_inf    739                         sizeof(*connection_info));
740                 return -ENOMEM;                   740                 return -ENOMEM;
741         }                                         741         }
742                                                   742 
743         retval = usb_control_msg (serial->dev,    743         retval = usb_control_msg (serial->dev,
744                                   usb_rcvctrlp    744                                   usb_rcvctrlpipe(serial->dev, 0), 
745                                   PALM_GET_EXT    745                                   PALM_GET_EXT_CONNECTION_INFORMATION,
746                                   0xc2, 0x0000    746                                   0xc2, 0x0000, 0x0000, transfer_buffer,
747                                   sizeof (*con    747                                   sizeof (*connection_info), 300);
748         if (retval < 0)                           748         if (retval < 0)
749                 dev_err(dev, "%s - error %d ge    749                 dev_err(dev, "%s - error %d getting connection info\n",
750                         __FUNCTION__, retval);    750                         __FUNCTION__, retval);
751         else                                      751         else
752                 usb_serial_debug_data(debug, &    752                 usb_serial_debug_data(debug, &serial->dev->dev, __FUNCTION__,
753                                       retval,     753                                       retval, transfer_buffer);
754                                                   754 
755         kfree (transfer_buffer);                  755         kfree (transfer_buffer);
756         return 0;                                 756         return 0;
757 }                                                 757 }
758                                                   758 
759                                                   759 
760 static int visor_probe (struct usb_serial *ser    760 static int visor_probe (struct usb_serial *serial, const struct usb_device_id *id)
761 {                                                 761 {
762         int retval = 0;                           762         int retval = 0;
763         int (*startup) (struct usb_serial *ser    763         int (*startup) (struct usb_serial *serial, const struct usb_device_id *id);
764                                                   764 
765         dbg("%s", __FUNCTION__);                  765         dbg("%s", __FUNCTION__);
766                                                   766 
767         if (serial->dev->actconfig->desc.bConf    767         if (serial->dev->actconfig->desc.bConfigurationValue != 1) {
768                 err("active config #%d != 1 ??    768                 err("active config #%d != 1 ??",
769                         serial->dev->actconfig    769                         serial->dev->actconfig->desc.bConfigurationValue);
770                 return -ENODEV;                   770                 return -ENODEV;
771         }                                         771         }
772                                                   772 
773         if (id->driver_info) {                    773         if (id->driver_info) {
774                 startup = (void *)id->driver_i    774                 startup = (void *)id->driver_info;
775                 retval = startup(serial, id);     775                 retval = startup(serial, id);
776         }                                         776         }
777                                                   777 
778         return retval;                            778         return retval;
779 }                                                 779 }
780                                                   780 
781 static int visor_calc_num_ports (struct usb_se    781 static int visor_calc_num_ports (struct usb_serial *serial)
782 {                                                 782 {
783         int num_ports = (int)(long)(usb_get_se    783         int num_ports = (int)(long)(usb_get_serial_data(serial));
784                                                   784 
785         if (num_ports)                            785         if (num_ports)
786                 usb_set_serial_data(serial, NU    786                 usb_set_serial_data(serial, NULL);
787                                                   787 
788         return num_ports;                         788         return num_ports;
789 }                                                 789 }
790                                                   790 
791 static int generic_startup(struct usb_serial *    791 static int generic_startup(struct usb_serial *serial)
792 {                                                 792 {
793         struct usb_serial_port **ports = seria    793         struct usb_serial_port **ports = serial->port;
794         struct visor_private *priv;               794         struct visor_private *priv;
795         int i;                                    795         int i;
796                                                   796 
797         for (i = 0; i < serial->num_ports; ++i    797         for (i = 0; i < serial->num_ports; ++i) {
798                 priv = kzalloc (sizeof(*priv),    798                 priv = kzalloc (sizeof(*priv), GFP_KERNEL);
799                 if (!priv) {                      799                 if (!priv) {
800                         while (i-- != 0) {        800                         while (i-- != 0) {
801                                 priv = usb_get    801                                 priv = usb_get_serial_port_data(ports[i]);
802                                 usb_set_serial    802                                 usb_set_serial_port_data(ports[i], NULL);
803                                 kfree(priv);      803                                 kfree(priv);
804                         }                         804                         }
805                         return -ENOMEM;           805                         return -ENOMEM;
806                 }                                 806                 }
807                 spin_lock_init(&priv->lock);      807                 spin_lock_init(&priv->lock);
808                 usb_set_serial_port_data(ports    808                 usb_set_serial_port_data(ports[i], priv);
809         }                                         809         }
810         return 0;                                 810         return 0;
811 }                                                 811 }
812                                                   812 
813 static int clie_3_5_startup (struct usb_serial    813 static int clie_3_5_startup (struct usb_serial *serial)
814 {                                                 814 {
815         struct device *dev = &serial->dev->dev    815         struct device *dev = &serial->dev->dev;
816         int result;                               816         int result;
817         u8 data;                                  817         u8 data;
818                                                   818 
819         dbg("%s", __FUNCTION__);                  819         dbg("%s", __FUNCTION__);
820                                                   820 
821         /*                                        821         /*
822          * Note that PEG-300 series devices ex    822          * Note that PEG-300 series devices expect the following two calls.
823          */                                       823          */
824                                                   824 
825         /* get the config number */               825         /* get the config number */
826         result = usb_control_msg (serial->dev,    826         result = usb_control_msg (serial->dev, usb_rcvctrlpipe(serial->dev, 0),
827                                   USB_REQ_GET_    827                                   USB_REQ_GET_CONFIGURATION, USB_DIR_IN,
828                                   0, 0, &data,    828                                   0, 0, &data, 1, 3000);
829         if (result < 0) {                         829         if (result < 0) {
830                 dev_err(dev, "%s: get config n    830                 dev_err(dev, "%s: get config number failed: %d\n", __FUNCTION__, result);
831                 return result;                    831                 return result;
832         }                                         832         }
833         if (result != 1) {                        833         if (result != 1) {
834                 dev_err(dev, "%s: get config n    834                 dev_err(dev, "%s: get config number bad return length: %d\n", __FUNCTION__, result);
835                 return -EIO;                      835                 return -EIO;
836         }                                         836         }
837                                                   837 
838         /* get the interface number */            838         /* get the interface number */
839         result = usb_control_msg (serial->dev,    839         result = usb_control_msg (serial->dev, usb_rcvctrlpipe(serial->dev, 0),
840                                   USB_REQ_GET_    840                                   USB_REQ_GET_INTERFACE, 
841                                   USB_DIR_IN |    841                                   USB_DIR_IN | USB_RECIP_INTERFACE,
842                                   0, 0, &data,    842                                   0, 0, &data, 1, 3000);
843         if (result < 0) {                         843         if (result < 0) {
844                 dev_err(dev, "%s: get interfac    844                 dev_err(dev, "%s: get interface number failed: %d\n", __FUNCTION__, result);
845                 return result;                    845                 return result;
846         }                                         846         }
847         if (result != 1) {                        847         if (result != 1) {
848                 dev_err(dev, "%s: get interfac    848                 dev_err(dev, "%s: get interface number bad return length: %d\n", __FUNCTION__, result);
849                 return -EIO;                      849                 return -EIO;
850         }                                         850         }
851                                                   851 
852         return generic_startup(serial);           852         return generic_startup(serial);
853 }                                                 853 }
854                                                   854  
855 static int treo_attach (struct usb_serial *ser    855 static int treo_attach (struct usb_serial *serial)
856 {                                                 856 {
857         struct usb_serial_port *swap_port;        857         struct usb_serial_port *swap_port;
858                                                   858 
859         /* Only do this endpoint hack for the     859         /* Only do this endpoint hack for the Handspring devices with
860          * interrupt in endpoints, which for n    860          * interrupt in endpoints, which for now are the Treo devices. */
861         if (!((le16_to_cpu(serial->dev->descri    861         if (!((le16_to_cpu(serial->dev->descriptor.idVendor) == HANDSPRING_VENDOR_ID) ||
862               (le16_to_cpu(serial->dev->descri    862               (le16_to_cpu(serial->dev->descriptor.idVendor) == KYOCERA_VENDOR_ID)) ||
863             (serial->num_interrupt_in == 0))      863             (serial->num_interrupt_in == 0))
864                 goto generic_startup;             864                 goto generic_startup;
865                                                   865 
866         dbg("%s", __FUNCTION__);                  866         dbg("%s", __FUNCTION__);
867                                                   867 
868         /*                                        868         /*
869         * It appears that Treos and Kyoceras w    869         * It appears that Treos and Kyoceras want to use the 
870         * 1st bulk in endpoint to communicate     870         * 1st bulk in endpoint to communicate with the 2nd bulk out endpoint, 
871         * so let's swap the 1st and 2nd bulk i    871         * so let's swap the 1st and 2nd bulk in and interrupt endpoints.  
872         * Note that swapping the bulk out endp    872         * Note that swapping the bulk out endpoints would break lots of 
873         * apps that want to communicate on the    873         * apps that want to communicate on the second port.
874         */                                        874         */
875 #define COPY_PORT(dest, src)                      875 #define COPY_PORT(dest, src)                                            \
876         dest->read_urb = src->read_urb;           876         dest->read_urb = src->read_urb;                                 \
877         dest->bulk_in_endpointAddress = src->b    877         dest->bulk_in_endpointAddress = src->bulk_in_endpointAddress;   \
878         dest->bulk_in_buffer = src->bulk_in_bu    878         dest->bulk_in_buffer = src->bulk_in_buffer;                     \
879         dest->interrupt_in_urb = src->interrup    879         dest->interrupt_in_urb = src->interrupt_in_urb;                 \
880         dest->interrupt_in_endpointAddress = s    880         dest->interrupt_in_endpointAddress = src->interrupt_in_endpointAddress; \
881         dest->interrupt_in_buffer = src->inter    881         dest->interrupt_in_buffer = src->interrupt_in_buffer;
882                                                   882 
883         swap_port = kmalloc(sizeof(*swap_port)    883         swap_port = kmalloc(sizeof(*swap_port), GFP_KERNEL);
884         if (!swap_port)                           884         if (!swap_port)
885                 return -ENOMEM;                   885                 return -ENOMEM;
886         COPY_PORT(swap_port, serial->port[0]);    886         COPY_PORT(swap_port, serial->port[0]);
887         COPY_PORT(serial->port[0], serial->por    887         COPY_PORT(serial->port[0], serial->port[1]);
888         COPY_PORT(serial->port[1], swap_port);    888         COPY_PORT(serial->port[1], swap_port);
889         kfree(swap_port);                         889         kfree(swap_port);
890                                                   890 
891 generic_startup:                                  891 generic_startup:
892         return generic_startup(serial);           892         return generic_startup(serial);
893 }                                                 893 }
894                                                   894 
895 static int clie_5_attach (struct usb_serial *s    895 static int clie_5_attach (struct usb_serial *serial)
896 {                                                 896 {
897         dbg("%s", __FUNCTION__);                  897         dbg("%s", __FUNCTION__);
898                                                   898 
899         /* TH55 registers 2 ports.                899         /* TH55 registers 2 ports. 
900            Communication in from the UX50/TH55    900            Communication in from the UX50/TH55 uses bulk_in_endpointAddress from port 0 
901            Communication out to the UX50/TH55     901            Communication out to the UX50/TH55 uses bulk_out_endpointAddress from port 1 
902                                                   902            
903            Lets do a quick and dirty mapping      903            Lets do a quick and dirty mapping
904          */                                       904          */
905                                                   905         
906         /* some sanity check */                   906         /* some sanity check */
907         if (serial->num_ports < 2)                907         if (serial->num_ports < 2)
908                 return -1;                        908                 return -1;
909                                                   909                 
910         /* port 0 now uses the modified endpoi    910         /* port 0 now uses the modified endpoint Address */
911         serial->port[0]->bulk_out_endpointAddr    911         serial->port[0]->bulk_out_endpointAddress = serial->port[1]->bulk_out_endpointAddress;
912                                                   912 
913         return generic_startup(serial);           913         return generic_startup(serial);
914 }                                                 914 }
915                                                   915 
916 static void visor_shutdown (struct usb_serial     916 static void visor_shutdown (struct usb_serial *serial)
917 {                                                 917 {
918         struct visor_private *priv;               918         struct visor_private *priv;
919         int i;                                    919         int i;
920                                                   920 
921         dbg("%s", __FUNCTION__);                  921         dbg("%s", __FUNCTION__);
922                                                   922 
923         for (i = 0; i < serial->num_ports; i++    923         for (i = 0; i < serial->num_ports; i++) {
924                 priv = usb_get_serial_port_dat    924                 priv = usb_get_serial_port_data(serial->port[i]);
925                 if (priv) {                       925                 if (priv) {
926                         usb_set_serial_port_da    926                         usb_set_serial_port_data(serial->port[i], NULL);
927                         kfree(priv);              927                         kfree(priv);
928                 }                                 928                 }
929         }                                         929         }
930 }                                                 930 }
931                                                   931 
932 static int visor_ioctl (struct usb_serial_port    932 static int visor_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg)
933 {                                                 933 {
934         dbg("%s - port %d, cmd 0x%.4x", __FUNC    934         dbg("%s - port %d, cmd 0x%.4x", __FUNCTION__, port->number, cmd);
935                                                   935 
936         return -ENOIOCTLCMD;                      936         return -ENOIOCTLCMD;
937 }                                                 937 }
938                                                   938 
939 static int __init visor_init (void)               939 static int __init visor_init (void)
940 {                                                 940 {
941         int i, retval;                            941         int i, retval;
942         /* Only if parameters were passed to u    942         /* Only if parameters were passed to us */
943         if ((vendor>0) && (product>0)) {          943         if ((vendor>0) && (product>0)) {
944                 struct usb_device_id usb_dev_t    944                 struct usb_device_id usb_dev_temp[]=
945                         {{USB_DEVICE(vendor, p    945                         {{USB_DEVICE(vendor, product),
946                         .driver_info = (kernel    946                         .driver_info = (kernel_ulong_t)&palm_os_4_probe }};
947                                                   947 
948                 /* Find the last entry in id_t    948                 /* Find the last entry in id_table */
949                 for (i=0; ; i++) {                949                 for (i=0; ; i++) {
950                         if (id_table[i].idVend    950                         if (id_table[i].idVendor==0) {
951                                 id_table[i] =     951                                 id_table[i] = usb_dev_temp[0];
952                                 break;            952                                 break;
953                         }                         953                         }
954                 }                                 954                 }
955                 /* Find the last entry in id_t    955                 /* Find the last entry in id_table_combined */
956                 for (i=0; ; i++) {                956                 for (i=0; ; i++) {
957                         if (id_table_combined[    957                         if (id_table_combined[i].idVendor==0) {
958                                 id_table_combi    958                                 id_table_combined[i] = usb_dev_temp[0];
959                                 break;            959                                 break;
960                         }                         960                         }
961                 }                                 961                 }
962                 info("Untested USB device spec    962                 info("Untested USB device specified at time of module insertion");
963                 info("Warning: This is not gua    963                 info("Warning: This is not guaranteed to work");
964                 info("Using a newer kernel is     964                 info("Using a newer kernel is preferred to this method");
965                 info("Adding Palm OS protocol     965                 info("Adding Palm OS protocol 4.x support for unknown device: 0x%x/0x%x",
966                         vendor, product);         966                         vendor, product);
967         }                                         967         }
968         retval = usb_serial_register(&handspri    968         retval = usb_serial_register(&handspring_device);
969         if (retval)                               969         if (retval)
970                 goto failed_handspring_registe    970                 goto failed_handspring_register;
971         retval = usb_serial_register(&clie_3_5    971         retval = usb_serial_register(&clie_3_5_device);
972         if (retval)                               972         if (retval)
973                 goto failed_clie_3_5_register;    973                 goto failed_clie_3_5_register;
974         retval = usb_serial_register(&clie_5_d    974         retval = usb_serial_register(&clie_5_device);
975         if (retval)                               975         if (retval)
976                 goto failed_clie_5_register;      976                 goto failed_clie_5_register;
977         retval = usb_register(&visor_driver);     977         retval = usb_register(&visor_driver);
978         if (retval)                               978         if (retval) 
979                 goto failed_usb_register;         979                 goto failed_usb_register;
980         info(DRIVER_DESC);                        980         info(DRIVER_DESC);
981                                                   981 
982         return 0;                                 982         return 0;
983 failed_usb_register:                              983 failed_usb_register:
984         usb_serial_deregister(&clie_5_device);    984         usb_serial_deregister(&clie_5_device);
985 failed_clie_5_register:                           985 failed_clie_5_register:
986         usb_serial_deregister(&clie_3_5_device    986         usb_serial_deregister(&clie_3_5_device);
987 failed_clie_3_5_register:                         987 failed_clie_3_5_register:
988         usb_serial_deregister(&handspring_devi    988         usb_serial_deregister(&handspring_device);
989 failed_handspring_register:                       989 failed_handspring_register:
990         return retval;                            990         return retval;
991 }                                                 991 }
992                                                   992 
993                                                   993 
994 static void __exit visor_exit (void)              994 static void __exit visor_exit (void)
995 {                                                 995 {
996         usb_deregister (&visor_driver);           996         usb_deregister (&visor_driver);
997         usb_serial_deregister (&handspring_dev    997         usb_serial_deregister (&handspring_device);
998         usb_serial_deregister (&clie_3_5_devic    998         usb_serial_deregister (&clie_3_5_device);
999         usb_serial_deregister (&clie_5_device)    999         usb_serial_deregister (&clie_5_device);
1000 }                                                1000 }
1001                                                  1001 
1002                                                  1002 
1003 module_init(visor_init);                         1003 module_init(visor_init);
1004 module_exit(visor_exit);                         1004 module_exit(visor_exit);
1005                                                  1005 
1006 MODULE_AUTHOR( DRIVER_AUTHOR );                  1006 MODULE_AUTHOR( DRIVER_AUTHOR );
1007 MODULE_DESCRIPTION( DRIVER_DESC );               1007 MODULE_DESCRIPTION( DRIVER_DESC );
1008 MODULE_LICENSE("GPL");                           1008 MODULE_LICENSE("GPL");
1009                                                  1009 
1010 module_param(debug, bool, S_IRUGO | S_IWUSR);    1010 module_param(debug, bool, S_IRUGO | S_IWUSR);
1011 MODULE_PARM_DESC(debug, "Debug enabled or not    1011 MODULE_PARM_DESC(debug, "Debug enabled or not");
1012 module_param(stats, bool, S_IRUGO | S_IWUSR);    1012 module_param(stats, bool, S_IRUGO | S_IWUSR);
1013 MODULE_PARM_DESC(stats, "Enables statistics o    1013 MODULE_PARM_DESC(stats, "Enables statistics or not");
1014                                                  1014 
1015 module_param(vendor, ushort, 0);                 1015 module_param(vendor, ushort, 0);
1016 MODULE_PARM_DESC(vendor, "User specified vend    1016 MODULE_PARM_DESC(vendor, "User specified vendor ID");
1017 module_param(product, ushort, 0);                1017 module_param(product, ushort, 0);
1018 MODULE_PARM_DESC(product, "User specified pro    1018 MODULE_PARM_DESC(product, "User specified product ID");
1019                                                  1019 
1020                                                  1020 
  This page was automatically generated by the LXR engine.