Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 1 | /* |
| 2 | * Zoran 364xx based USB webcam module version 0.72 |
| 3 | * |
| 4 | * Allows you to use your USB webcam with V4L2 applications |
| 5 | * This is still in heavy developpement ! |
| 6 | * |
| 7 | * Copyright (C) 2004 Antoine Jacquet <royale@zerezo.com> |
| 8 | * http://royale.zerezo.com/zr364xx/ |
| 9 | * |
| 10 | * Heavily inspired by usb-skeleton.c, vicam.c, cpia.c and spca50x.c drivers |
| 11 | * V4L2 version inspired by meye.c driver |
| 12 | * |
| 13 | * This program is free software; you can redistribute it and/or modify |
| 14 | * it under the terms of the GNU General Public License as published by |
| 15 | * the Free Software Foundation; either version 2 of the License, or |
| 16 | * (at your option) any later version. |
| 17 | * |
| 18 | * This program is distributed in the hope that it will be useful, |
| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | * GNU General Public License for more details. |
| 22 | * |
| 23 | * You should have received a copy of the GNU General Public License |
| 24 | * along with this program; if not, write to the Free Software |
| 25 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 26 | */ |
| 27 | |
| 28 | |
| 29 | #include <linux/version.h> |
| 30 | #include <linux/module.h> |
| 31 | #include <linux/init.h> |
| 32 | #include <linux/usb.h> |
| 33 | #include <linux/vmalloc.h> |
| 34 | #include <linux/slab.h> |
| 35 | #include <linux/proc_fs.h> |
Antoine Jacquet | 2575f84 | 2007-03-05 06:32:29 -0300 | [diff] [blame] | 36 | #include <linux/highmem.h> |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 37 | #include <media/v4l2-common.h> |
| 38 | |
| 39 | |
| 40 | /* Version Information */ |
| 41 | #define DRIVER_VERSION "v0.72" |
| 42 | #define DRIVER_AUTHOR "Antoine Jacquet, http://royale.zerezo.com/" |
| 43 | #define DRIVER_DESC "Zoran 364xx" |
| 44 | |
| 45 | |
| 46 | /* Camera */ |
| 47 | #define FRAMES 2 |
| 48 | #define MAX_FRAME_SIZE 100000 |
| 49 | #define BUFFER_SIZE 0x1000 |
| 50 | #define CTRL_TIMEOUT 500 |
| 51 | |
| 52 | |
| 53 | /* Debug macro */ |
| 54 | #define DBG(x...) if (debug) info(x) |
| 55 | |
| 56 | |
| 57 | /* Init methods, need to find nicer names for these |
| 58 | * the exact names of the chipsets would be the best if someone finds it */ |
| 59 | #define METHOD0 0 |
| 60 | #define METHOD1 1 |
| 61 | #define METHOD2 2 |
| 62 | |
| 63 | |
| 64 | /* Module parameters */ |
| 65 | static int debug = 0; |
| 66 | static int mode = 0; |
| 67 | |
| 68 | |
| 69 | /* Module parameters interface */ |
| 70 | module_param(debug, int, 0644); |
| 71 | MODULE_PARM_DESC(debug, "Debug level"); |
| 72 | module_param(mode, int, 0644); |
| 73 | MODULE_PARM_DESC(mode, "0 = 320x240, 1 = 160x120, 2 = 640x480"); |
| 74 | |
| 75 | |
| 76 | /* Devices supported by this driver |
| 77 | * .driver_info contains the init method used by the camera */ |
| 78 | static struct usb_device_id device_table[] = { |
| 79 | {USB_DEVICE(0x08ca, 0x0109), .driver_info = METHOD0 }, |
| 80 | {USB_DEVICE(0x041e, 0x4024), .driver_info = METHOD0 }, |
| 81 | {USB_DEVICE(0x0d64, 0x0108), .driver_info = METHOD0 }, |
| 82 | {USB_DEVICE(0x0546, 0x3187), .driver_info = METHOD0 }, |
| 83 | {USB_DEVICE(0x0d64, 0x3108), .driver_info = METHOD0 }, |
| 84 | {USB_DEVICE(0x0595, 0x4343), .driver_info = METHOD0 }, |
| 85 | {USB_DEVICE(0x0bb0, 0x500d), .driver_info = METHOD0 }, |
| 86 | {USB_DEVICE(0x0feb, 0x2004), .driver_info = METHOD0 }, |
| 87 | {USB_DEVICE(0x055f, 0xb500), .driver_info = METHOD0 }, |
| 88 | {USB_DEVICE(0x08ca, 0x2062), .driver_info = METHOD2 }, |
| 89 | {USB_DEVICE(0x052b, 0x1a18), .driver_info = METHOD1 }, |
| 90 | {USB_DEVICE(0x04c8, 0x0729), .driver_info = METHOD0 }, |
| 91 | {USB_DEVICE(0x04f2, 0xa208), .driver_info = METHOD0 }, |
| 92 | {USB_DEVICE(0x0784, 0x0040), .driver_info = METHOD1 }, |
| 93 | {USB_DEVICE(0x06d6, 0x0034), .driver_info = METHOD0 }, |
| 94 | {USB_DEVICE(0x0a17, 0x0062), .driver_info = METHOD2 }, |
Antoine Jacquet | bebeaea | 2007-06-25 16:00:34 -0300 | [diff] [blame] | 95 | {USB_DEVICE(0x06d6, 0x003b), .driver_info = METHOD0 }, |
Antoine Jacquet | 71c0447 | 2008-01-25 22:01:53 -0300 | [diff] [blame] | 96 | {USB_DEVICE(0x0a17, 0x004e), .driver_info = METHOD2 }, |
Antoine Jacquet | c0e0aff | 2008-01-25 22:03:10 -0300 | [diff] [blame^] | 97 | {USB_DEVICE(0x041e, 0x405d), .driver_info = METHOD2 }, |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 98 | {} /* Terminating entry */ |
| 99 | }; |
| 100 | |
| 101 | MODULE_DEVICE_TABLE(usb, device_table); |
| 102 | |
| 103 | |
| 104 | /* Camera stuff */ |
| 105 | struct zr364xx_camera { |
| 106 | struct usb_device *udev; /* save off the usb device pointer */ |
| 107 | struct usb_interface *interface;/* the interface for this device */ |
| 108 | struct video_device *vdev; /* v4l video device */ |
| 109 | u8 *framebuf; |
| 110 | int nb; |
| 111 | unsigned char *buffer; |
| 112 | int skip; |
| 113 | int brightness; |
| 114 | int width; |
| 115 | int height; |
| 116 | int method; |
| 117 | struct mutex lock; |
| 118 | }; |
| 119 | |
| 120 | |
| 121 | /* function used to send initialisation commands to the camera */ |
| 122 | static int send_control_msg(struct usb_device *udev, u8 request, u16 value, |
| 123 | u16 index, unsigned char *cp, u16 size) |
| 124 | { |
| 125 | int status; |
| 126 | |
| 127 | unsigned char *transfer_buffer = kmalloc(size, GFP_KERNEL); |
| 128 | if (!transfer_buffer) { |
| 129 | info("kmalloc(%d) failed", size); |
| 130 | return -ENOMEM; |
| 131 | } |
| 132 | |
| 133 | memcpy(transfer_buffer, cp, size); |
| 134 | |
| 135 | status = usb_control_msg(udev, |
| 136 | usb_sndctrlpipe(udev, 0), |
| 137 | request, |
| 138 | USB_DIR_OUT | USB_TYPE_VENDOR | |
| 139 | USB_RECIP_DEVICE, value, index, |
| 140 | transfer_buffer, size, CTRL_TIMEOUT); |
| 141 | |
| 142 | kfree(transfer_buffer); |
| 143 | |
| 144 | if (status < 0) |
| 145 | info("Failed sending control message, error %d.", status); |
| 146 | |
| 147 | return status; |
| 148 | } |
| 149 | |
| 150 | |
| 151 | /* Control messages sent to the camera to initialize it |
| 152 | * and launch the capture */ |
| 153 | typedef struct { |
| 154 | unsigned int value; |
| 155 | unsigned int size; |
| 156 | unsigned char *bytes; |
| 157 | } message; |
| 158 | |
| 159 | /* method 0 */ |
| 160 | static unsigned char m0d1[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
| 161 | static unsigned char m0d2[] = { 0, 0, 0, 0, 0, 0 }; |
| 162 | static unsigned char m0d3[] = { 0, 0 }; |
| 163 | static message m0[] = { |
| 164 | {0x1f30, 0, NULL}, |
| 165 | {0xd000, 0, NULL}, |
| 166 | {0x3370, sizeof(m0d1), m0d1}, |
| 167 | {0x2000, 0, NULL}, |
| 168 | {0x2f0f, 0, NULL}, |
| 169 | {0x2610, sizeof(m0d2), m0d2}, |
| 170 | {0xe107, 0, NULL}, |
| 171 | {0x2502, 0, NULL}, |
| 172 | {0x1f70, 0, NULL}, |
| 173 | {0xd000, 0, NULL}, |
| 174 | {0x9a01, sizeof(m0d3), m0d3}, |
| 175 | {-1, -1, NULL} |
| 176 | }; |
| 177 | |
| 178 | /* method 1 */ |
| 179 | static unsigned char m1d1[] = { 0xff, 0xff }; |
| 180 | static unsigned char m1d2[] = { 0x00, 0x00 }; |
| 181 | static message m1[] = { |
| 182 | {0x1f30, 0, NULL}, |
| 183 | {0xd000, 0, NULL}, |
| 184 | {0xf000, 0, NULL}, |
| 185 | {0x2000, 0, NULL}, |
| 186 | {0x2f0f, 0, NULL}, |
| 187 | {0x2650, 0, NULL}, |
| 188 | {0xe107, 0, NULL}, |
| 189 | {0x2502, sizeof(m1d1), m1d1}, |
| 190 | {0x1f70, 0, NULL}, |
| 191 | {0xd000, 0, NULL}, |
| 192 | {0xd000, 0, NULL}, |
| 193 | {0xd000, 0, NULL}, |
| 194 | {0x9a01, sizeof(m1d2), m1d2}, |
| 195 | {-1, -1, NULL} |
| 196 | }; |
| 197 | |
| 198 | /* method 2 */ |
| 199 | static unsigned char m2d1[] = { 0xff, 0xff }; |
| 200 | static message m2[] = { |
| 201 | {0x1f30, 0, NULL}, |
| 202 | {0xf000, 0, NULL}, |
| 203 | {0x2000, 0, NULL}, |
| 204 | {0x2f0f, 0, NULL}, |
| 205 | {0x2650, 0, NULL}, |
| 206 | {0xe107, 0, NULL}, |
| 207 | {0x2502, sizeof(m2d1), m2d1}, |
| 208 | {0x1f70, 0, NULL}, |
| 209 | {-1, -1, NULL} |
| 210 | }; |
| 211 | |
| 212 | /* init table */ |
| 213 | static message *init[3] = { m0, m1, m2 }; |
| 214 | |
| 215 | |
| 216 | /* JPEG static data in header (Huffman table, etc) */ |
| 217 | static unsigned char header1[] = { |
| 218 | 0xFF, 0xD8, |
| 219 | /* |
| 220 | 0xFF, 0xE0, 0x00, 0x10, 'J', 'F', 'I', 'F', |
| 221 | 0x00, 0x01, 0x01, 0x00, 0x33, 0x8A, 0x00, 0x00, 0x33, 0x88, |
| 222 | */ |
| 223 | 0xFF, 0xDB, 0x00, 0x84 |
| 224 | }; |
| 225 | static unsigned char header2[] = { |
| 226 | 0xFF, 0xC4, 0x00, 0x1F, 0x00, 0x00, 0x01, 0x05, 0x01, 0x01, 0x01, |
| 227 | 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 228 | 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, |
| 229 | 0xFF, 0xC4, 0x00, 0xB5, 0x10, 0x00, 0x02, 0x01, 0x03, 0x03, 0x02, |
| 230 | 0x04, 0x03, 0x05, 0x05, 0x04, 0x04, 0x00, 0x00, 0x01, 0x7D, 0x01, |
| 231 | 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, 0x21, 0x31, 0x41, 0x06, |
| 232 | 0x13, 0x51, 0x61, 0x07, 0x22, 0x71, 0x14, 0x32, 0x81, 0x91, 0xA1, |
| 233 | 0x08, 0x23, 0x42, 0xB1, 0xC1, 0x15, 0x52, 0xD1, 0xF0, 0x24, 0x33, |
| 234 | 0x62, 0x72, 0x82, 0x09, 0x0A, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x25, |
| 235 | 0x26, 0x27, 0x28, 0x29, 0x2A, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, |
| 236 | 0x3A, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x53, 0x54, |
| 237 | 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66, 0x67, |
| 238 | 0x68, 0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, |
| 239 | 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94, |
| 240 | 0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, |
| 241 | 0xA7, 0xA8, 0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, |
| 242 | 0xB9, 0xBA, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, |
| 243 | 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE1, 0xE2, |
| 244 | 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, 0xE8, 0xE9, 0xEA, 0xF1, 0xF2, 0xF3, |
| 245 | 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA, 0xFF, 0xC4, 0x00, 0x1F, |
| 246 | 0x01, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, |
| 247 | 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04, |
| 248 | 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0xFF, 0xC4, 0x00, 0xB5, |
| 249 | 0x11, 0x00, 0x02, 0x01, 0x02, 0x04, 0x04, 0x03, 0x04, 0x07, 0x05, |
| 250 | 0x04, 0x04, 0x00, 0x01, 0x02, 0x77, 0x00, 0x01, 0x02, 0x03, 0x11, |
| 251 | 0x04, 0x05, 0x21, 0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, |
| 252 | 0x13, 0x22, 0x32, 0x81, 0x08, 0x14, 0x42, 0x91, 0xA1, 0xB1, 0xC1, |
| 253 | 0x09, 0x23, 0x33, 0x52, 0xF0, 0x15, 0x62, 0x72, 0xD1, 0x0A, 0x16, |
| 254 | 0x24, 0x34, 0xE1, 0x25, 0xF1, 0x17, 0x18, 0x19, 0x1A, 0x26, 0x27, |
| 255 | 0x28, 0x29, 0x2A, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, |
| 256 | 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x53, 0x54, 0x55, 0x56, 0x57, |
| 257 | 0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, |
| 258 | 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x82, 0x83, 0x84, |
| 259 | 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94, 0x95, 0x96, |
| 260 | 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, |
| 261 | 0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, |
| 262 | 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, |
| 263 | 0xD4, 0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE2, 0xE3, 0xE4, 0xE5, |
| 264 | 0xE6, 0xE7, 0xE8, 0xE9, 0xEA, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, |
| 265 | 0xF8, 0xF9, 0xFA, 0xFF, 0xC0, 0x00, 0x11, 0x08, 0x00, 0xF0, 0x01, |
| 266 | 0x40, 0x03, 0x01, 0x21, 0x00, 0x02, 0x11, 0x01, 0x03, 0x11, 0x01, |
| 267 | 0xFF, 0xDA, 0x00, 0x0C, 0x03, 0x01, 0x00, 0x02, 0x11, 0x03, 0x11, |
| 268 | 0x00, 0x3F, 0x00 |
| 269 | }; |
| 270 | static unsigned char header3; |
| 271 | |
| 272 | |
| 273 | |
| 274 | /********************/ |
| 275 | /* V4L2 integration */ |
| 276 | /********************/ |
| 277 | |
| 278 | /* this function reads a full JPEG picture synchronously |
| 279 | * TODO: do it asynchronously... */ |
| 280 | static int read_frame(struct zr364xx_camera *cam, int framenum) |
| 281 | { |
| 282 | int i, n, temp, head, size, actual_length; |
Trent Piepho | 93566ad | 2007-03-07 18:19:49 -0300 | [diff] [blame] | 283 | unsigned char *ptr = NULL, *jpeg; |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 284 | |
| 285 | redo: |
| 286 | /* hardware brightness */ |
| 287 | n = send_control_msg(cam->udev, 1, 0x2001, 0, NULL, 0); |
| 288 | temp = (0x60 << 8) + 127 - cam->brightness; |
| 289 | n = send_control_msg(cam->udev, 1, temp, 0, NULL, 0); |
| 290 | |
| 291 | /* during the first loop we are going to insert JPEG header */ |
| 292 | head = 0; |
| 293 | /* this is the place in memory where we are going to build |
| 294 | * the JPEG image */ |
| 295 | jpeg = cam->framebuf + framenum * MAX_FRAME_SIZE; |
| 296 | /* read data... */ |
| 297 | do { |
| 298 | n = usb_bulk_msg(cam->udev, |
| 299 | usb_rcvbulkpipe(cam->udev, 0x81), |
| 300 | cam->buffer, BUFFER_SIZE, &actual_length, |
| 301 | CTRL_TIMEOUT); |
| 302 | DBG("buffer : %d %d", cam->buffer[0], cam->buffer[1]); |
| 303 | DBG("bulk : n=%d size=%d", n, actual_length); |
| 304 | if (n < 0) { |
| 305 | info("error reading bulk msg"); |
| 306 | return 0; |
| 307 | } |
| 308 | if (actual_length < 0 || actual_length > BUFFER_SIZE) { |
| 309 | info("wrong number of bytes"); |
| 310 | return 0; |
| 311 | } |
| 312 | |
| 313 | /* swap bytes if camera needs it */ |
Trent Piepho | 93566ad | 2007-03-07 18:19:49 -0300 | [diff] [blame] | 314 | if (cam->method == METHOD0) { |
| 315 | u16 *buf = (u16*)cam->buffer; |
| 316 | for (i = 0; i < BUFFER_SIZE/2; i++) |
| 317 | swab16s(buf + i); |
| 318 | } |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 319 | |
| 320 | /* write the JPEG header */ |
| 321 | if (!head) { |
| 322 | DBG("jpeg header"); |
| 323 | ptr = jpeg; |
| 324 | memcpy(ptr, header1, sizeof(header1)); |
| 325 | ptr += sizeof(header1); |
| 326 | header3 = 0; |
| 327 | memcpy(ptr, &header3, 1); |
| 328 | ptr++; |
| 329 | memcpy(ptr, cam->buffer, 64); |
| 330 | ptr += 64; |
| 331 | header3 = 1; |
| 332 | memcpy(ptr, &header3, 1); |
| 333 | ptr++; |
| 334 | memcpy(ptr, cam->buffer + 64, 64); |
| 335 | ptr += 64; |
| 336 | memcpy(ptr, header2, sizeof(header2)); |
| 337 | ptr += sizeof(header2); |
| 338 | memcpy(ptr, cam->buffer + 128, |
| 339 | actual_length - 128); |
| 340 | ptr += actual_length - 128; |
| 341 | head = 1; |
| 342 | DBG("header : %d %d %d %d %d %d %d %d %d", |
| 343 | cam->buffer[0], cam->buffer[1], cam->buffer[2], |
| 344 | cam->buffer[3], cam->buffer[4], cam->buffer[5], |
| 345 | cam->buffer[6], cam->buffer[7], cam->buffer[8]); |
| 346 | } else { |
| 347 | memcpy(ptr, cam->buffer, actual_length); |
| 348 | ptr += actual_length; |
| 349 | } |
| 350 | } |
| 351 | /* ... until there is no more */ |
| 352 | while (actual_length == BUFFER_SIZE); |
| 353 | |
| 354 | /* we skip the 2 first frames which are usually buggy */ |
| 355 | if (cam->skip) { |
| 356 | cam->skip--; |
| 357 | goto redo; |
| 358 | } |
| 359 | |
| 360 | /* go back to find the JPEG EOI marker */ |
| 361 | size = ptr - jpeg; |
| 362 | ptr -= 2; |
| 363 | while (ptr > jpeg) { |
| 364 | if (*ptr == 0xFF && *(ptr + 1) == 0xD9 |
| 365 | && *(ptr + 2) == 0xFF) |
| 366 | break; |
| 367 | ptr--; |
| 368 | } |
| 369 | if (ptr == jpeg) |
| 370 | DBG("No EOI marker"); |
| 371 | |
| 372 | /* Sometimes there is junk data in the middle of the picture, |
| 373 | * we want to skip this bogus frames */ |
| 374 | while (ptr > jpeg) { |
| 375 | if (*ptr == 0xFF && *(ptr + 1) == 0xFF |
| 376 | && *(ptr + 2) == 0xFF) |
| 377 | break; |
| 378 | ptr--; |
| 379 | } |
| 380 | if (ptr != jpeg) { |
| 381 | DBG("Bogus frame ? %d", cam->nb); |
| 382 | goto redo; |
| 383 | } |
| 384 | |
| 385 | DBG("jpeg : %d %d %d %d %d %d %d %d", |
| 386 | jpeg[0], jpeg[1], jpeg[2], jpeg[3], |
| 387 | jpeg[4], jpeg[5], jpeg[6], jpeg[7]); |
| 388 | |
| 389 | return size; |
| 390 | } |
| 391 | |
| 392 | |
| 393 | static ssize_t zr364xx_read(struct file *file, char *buf, size_t cnt, |
| 394 | loff_t * ppos) |
| 395 | { |
| 396 | unsigned long count = cnt; |
| 397 | struct video_device *vdev = video_devdata(file); |
| 398 | struct zr364xx_camera *cam; |
| 399 | |
| 400 | DBG("zr364xx_read: read %d bytes.", (int) count); |
| 401 | |
| 402 | if (vdev == NULL) |
| 403 | return -ENODEV; |
| 404 | cam = video_get_drvdata(vdev); |
| 405 | |
| 406 | if (!buf) |
| 407 | return -EINVAL; |
| 408 | |
| 409 | if (!count) |
| 410 | return -EINVAL; |
| 411 | |
| 412 | /* NoMan Sux ! */ |
| 413 | count = read_frame(cam, 0); |
| 414 | |
| 415 | if (copy_to_user(buf, cam->framebuf, count)) |
| 416 | return -EFAULT; |
| 417 | |
| 418 | return count; |
| 419 | } |
| 420 | |
| 421 | |
| 422 | static int zr364xx_vidioc_querycap(struct file *file, void *priv, |
| 423 | struct v4l2_capability *cap) |
| 424 | { |
| 425 | memset(cap, 0, sizeof(*cap)); |
| 426 | strcpy(cap->driver, DRIVER_DESC); |
| 427 | cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE; |
| 428 | return 0; |
| 429 | } |
| 430 | |
| 431 | static int zr364xx_vidioc_enum_input(struct file *file, void *priv, |
| 432 | struct v4l2_input *i) |
| 433 | { |
| 434 | if (i->index != 0) |
| 435 | return -EINVAL; |
| 436 | memset(i, 0, sizeof(*i)); |
| 437 | i->index = 0; |
| 438 | strcpy(i->name, DRIVER_DESC " Camera"); |
| 439 | i->type = V4L2_INPUT_TYPE_CAMERA; |
| 440 | return 0; |
| 441 | } |
| 442 | |
| 443 | static int zr364xx_vidioc_g_input(struct file *file, void *priv, |
| 444 | unsigned int *i) |
| 445 | { |
| 446 | *i = 0; |
| 447 | return 0; |
| 448 | } |
| 449 | |
| 450 | static int zr364xx_vidioc_s_input(struct file *file, void *priv, |
| 451 | unsigned int i) |
| 452 | { |
| 453 | if (i != 0) |
| 454 | return -EINVAL; |
| 455 | return 0; |
| 456 | } |
| 457 | |
| 458 | static int zr364xx_vidioc_queryctrl(struct file *file, void *priv, |
| 459 | struct v4l2_queryctrl *c) |
| 460 | { |
| 461 | struct video_device *vdev = video_devdata(file); |
| 462 | struct zr364xx_camera *cam; |
| 463 | |
| 464 | if (vdev == NULL) |
| 465 | return -ENODEV; |
| 466 | cam = video_get_drvdata(vdev); |
| 467 | |
| 468 | switch (c->id) { |
| 469 | case V4L2_CID_BRIGHTNESS: |
| 470 | c->type = V4L2_CTRL_TYPE_INTEGER; |
| 471 | strcpy(c->name, "Brightness"); |
| 472 | c->minimum = 0; |
| 473 | c->maximum = 127; |
| 474 | c->step = 1; |
| 475 | c->default_value = cam->brightness; |
| 476 | c->flags = 0; |
| 477 | break; |
| 478 | default: |
| 479 | return -EINVAL; |
| 480 | } |
| 481 | return 0; |
| 482 | } |
| 483 | |
| 484 | static int zr364xx_vidioc_s_ctrl(struct file *file, void *priv, |
| 485 | struct v4l2_control *c) |
| 486 | { |
| 487 | struct video_device *vdev = video_devdata(file); |
| 488 | struct zr364xx_camera *cam; |
| 489 | |
| 490 | if (vdev == NULL) |
| 491 | return -ENODEV; |
| 492 | cam = video_get_drvdata(vdev); |
| 493 | |
| 494 | switch (c->id) { |
| 495 | case V4L2_CID_BRIGHTNESS: |
| 496 | cam->brightness = c->value; |
| 497 | break; |
| 498 | default: |
| 499 | return -EINVAL; |
| 500 | } |
| 501 | return 0; |
| 502 | } |
| 503 | |
| 504 | static int zr364xx_vidioc_g_ctrl(struct file *file, void *priv, |
| 505 | struct v4l2_control *c) |
| 506 | { |
| 507 | struct video_device *vdev = video_devdata(file); |
| 508 | struct zr364xx_camera *cam; |
| 509 | |
| 510 | if (vdev == NULL) |
| 511 | return -ENODEV; |
| 512 | cam = video_get_drvdata(vdev); |
| 513 | |
| 514 | switch (c->id) { |
| 515 | case V4L2_CID_BRIGHTNESS: |
| 516 | c->value = cam->brightness; |
| 517 | break; |
| 518 | default: |
| 519 | return -EINVAL; |
| 520 | } |
| 521 | return 0; |
| 522 | } |
| 523 | |
| 524 | static int zr364xx_vidioc_enum_fmt_cap(struct file *file, |
| 525 | void *priv, struct v4l2_fmtdesc *f) |
| 526 | { |
| 527 | if (f->index > 0) |
| 528 | return -EINVAL; |
| 529 | if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 530 | return -EINVAL; |
| 531 | memset(f, 0, sizeof(*f)); |
| 532 | f->index = 0; |
| 533 | f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
| 534 | f->flags = V4L2_FMT_FLAG_COMPRESSED; |
| 535 | strcpy(f->description, "JPEG"); |
| 536 | f->pixelformat = V4L2_PIX_FMT_JPEG; |
| 537 | return 0; |
| 538 | } |
| 539 | |
| 540 | static int zr364xx_vidioc_try_fmt_cap(struct file *file, void *priv, |
| 541 | struct v4l2_format *f) |
| 542 | { |
| 543 | struct video_device *vdev = video_devdata(file); |
| 544 | struct zr364xx_camera *cam; |
| 545 | |
| 546 | if (vdev == NULL) |
| 547 | return -ENODEV; |
| 548 | cam = video_get_drvdata(vdev); |
| 549 | |
| 550 | if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 551 | return -EINVAL; |
| 552 | if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_JPEG) |
| 553 | return -EINVAL; |
| 554 | if (f->fmt.pix.field != V4L2_FIELD_ANY && |
| 555 | f->fmt.pix.field != V4L2_FIELD_NONE) |
| 556 | return -EINVAL; |
| 557 | f->fmt.pix.field = V4L2_FIELD_NONE; |
| 558 | f->fmt.pix.width = cam->width; |
| 559 | f->fmt.pix.height = cam->height; |
| 560 | f->fmt.pix.bytesperline = f->fmt.pix.width * 2; |
| 561 | f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; |
| 562 | f->fmt.pix.colorspace = 0; |
| 563 | f->fmt.pix.priv = 0; |
| 564 | return 0; |
| 565 | } |
| 566 | |
| 567 | static int zr364xx_vidioc_g_fmt_cap(struct file *file, void *priv, |
| 568 | struct v4l2_format *f) |
| 569 | { |
| 570 | struct video_device *vdev = video_devdata(file); |
| 571 | struct zr364xx_camera *cam; |
| 572 | |
| 573 | if (vdev == NULL) |
| 574 | return -ENODEV; |
| 575 | cam = video_get_drvdata(vdev); |
| 576 | |
| 577 | if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 578 | return -EINVAL; |
| 579 | memset(&f->fmt.pix, 0, sizeof(struct v4l2_pix_format)); |
| 580 | f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
| 581 | f->fmt.pix.pixelformat = V4L2_PIX_FMT_JPEG; |
| 582 | f->fmt.pix.field = V4L2_FIELD_NONE; |
| 583 | f->fmt.pix.width = cam->width; |
| 584 | f->fmt.pix.height = cam->height; |
| 585 | f->fmt.pix.bytesperline = f->fmt.pix.width * 2; |
| 586 | f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; |
| 587 | f->fmt.pix.colorspace = 0; |
| 588 | f->fmt.pix.priv = 0; |
| 589 | return 0; |
| 590 | } |
| 591 | |
| 592 | static int zr364xx_vidioc_s_fmt_cap(struct file *file, void *priv, |
| 593 | struct v4l2_format *f) |
| 594 | { |
| 595 | struct video_device *vdev = video_devdata(file); |
| 596 | struct zr364xx_camera *cam; |
| 597 | |
| 598 | if (vdev == NULL) |
| 599 | return -ENODEV; |
| 600 | cam = video_get_drvdata(vdev); |
| 601 | |
| 602 | if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 603 | return -EINVAL; |
| 604 | if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_JPEG) |
| 605 | return -EINVAL; |
| 606 | if (f->fmt.pix.field != V4L2_FIELD_ANY && |
| 607 | f->fmt.pix.field != V4L2_FIELD_NONE) |
| 608 | return -EINVAL; |
| 609 | f->fmt.pix.field = V4L2_FIELD_NONE; |
| 610 | f->fmt.pix.width = cam->width; |
| 611 | f->fmt.pix.height = cam->height; |
| 612 | f->fmt.pix.bytesperline = f->fmt.pix.width * 2; |
| 613 | f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; |
| 614 | f->fmt.pix.colorspace = 0; |
| 615 | f->fmt.pix.priv = 0; |
| 616 | DBG("ok!"); |
| 617 | return 0; |
| 618 | } |
| 619 | |
| 620 | static int zr364xx_vidioc_streamon(struct file *file, void *priv, |
| 621 | enum v4l2_buf_type type) |
| 622 | { |
| 623 | return 0; |
| 624 | } |
| 625 | |
| 626 | static int zr364xx_vidioc_streamoff(struct file *file, void *priv, |
| 627 | enum v4l2_buf_type type) |
| 628 | { |
| 629 | return 0; |
| 630 | } |
| 631 | |
| 632 | |
| 633 | /* open the camera */ |
| 634 | static int zr364xx_open(struct inode *inode, struct file *file) |
| 635 | { |
| 636 | struct video_device *vdev = video_devdata(file); |
| 637 | struct zr364xx_camera *cam = video_get_drvdata(vdev); |
| 638 | struct usb_device *udev = cam->udev; |
| 639 | int i, err; |
| 640 | |
| 641 | DBG("zr364xx_open"); |
| 642 | |
| 643 | cam->skip = 2; |
| 644 | |
| 645 | err = video_exclusive_open(inode, file); |
| 646 | if (err < 0) |
| 647 | return err; |
| 648 | |
| 649 | if (!cam->framebuf) { |
| 650 | cam->framebuf = vmalloc_32(MAX_FRAME_SIZE * FRAMES); |
| 651 | if (!cam->framebuf) { |
| 652 | info("vmalloc_32 failed!"); |
| 653 | return -ENOMEM; |
| 654 | } |
| 655 | } |
| 656 | |
| 657 | mutex_lock(&cam->lock); |
| 658 | for (i = 0; init[cam->method][i].size != -1; i++) { |
| 659 | err = |
| 660 | send_control_msg(udev, 1, init[cam->method][i].value, |
| 661 | 0, init[cam->method][i].bytes, |
| 662 | init[cam->method][i].size); |
| 663 | if (err < 0) { |
| 664 | info("error during open sequence: %d", i); |
| 665 | mutex_unlock(&cam->lock); |
| 666 | return err; |
| 667 | } |
| 668 | } |
| 669 | |
| 670 | file->private_data = vdev; |
| 671 | |
| 672 | /* Added some delay here, since opening/closing the camera quickly, |
| 673 | * like Ekiga does during its startup, can crash the webcam |
| 674 | */ |
| 675 | mdelay(100); |
| 676 | |
| 677 | mutex_unlock(&cam->lock); |
| 678 | return 0; |
| 679 | } |
| 680 | |
| 681 | |
| 682 | /* release the camera */ |
| 683 | static int zr364xx_release(struct inode *inode, struct file *file) |
| 684 | { |
| 685 | struct video_device *vdev = video_devdata(file); |
| 686 | struct zr364xx_camera *cam; |
| 687 | struct usb_device *udev; |
| 688 | int i, err; |
| 689 | |
| 690 | DBG("zr364xx_release"); |
| 691 | |
| 692 | if (vdev == NULL) |
| 693 | return -ENODEV; |
| 694 | cam = video_get_drvdata(vdev); |
| 695 | |
| 696 | udev = cam->udev; |
| 697 | |
| 698 | mutex_lock(&cam->lock); |
| 699 | for (i = 0; i < 2; i++) { |
| 700 | err = |
| 701 | send_control_msg(udev, 1, init[cam->method][i].value, |
| 702 | 0, init[i][cam->method].bytes, |
| 703 | init[cam->method][i].size); |
| 704 | if (err < 0) { |
| 705 | info("error during release sequence"); |
| 706 | mutex_unlock(&cam->lock); |
| 707 | return err; |
| 708 | } |
| 709 | } |
| 710 | |
| 711 | file->private_data = NULL; |
| 712 | video_exclusive_release(inode, file); |
| 713 | |
| 714 | /* Added some delay here, since opening/closing the camera quickly, |
| 715 | * like Ekiga does during its startup, can crash the webcam |
| 716 | */ |
| 717 | mdelay(100); |
| 718 | |
| 719 | mutex_unlock(&cam->lock); |
| 720 | return 0; |
| 721 | } |
| 722 | |
| 723 | |
| 724 | static int zr364xx_mmap(struct file *file, struct vm_area_struct *vma) |
| 725 | { |
| 726 | void *pos; |
| 727 | unsigned long start = vma->vm_start; |
| 728 | unsigned long size = vma->vm_end - vma->vm_start; |
| 729 | struct video_device *vdev = video_devdata(file); |
| 730 | struct zr364xx_camera *cam; |
| 731 | |
| 732 | DBG("zr364xx_mmap: %ld\n", size); |
| 733 | |
| 734 | if (vdev == NULL) |
| 735 | return -ENODEV; |
| 736 | cam = video_get_drvdata(vdev); |
| 737 | |
| 738 | pos = cam->framebuf; |
| 739 | while (size > 0) { |
| 740 | if (vm_insert_page(vma, start, vmalloc_to_page(pos))) |
| 741 | return -EAGAIN; |
| 742 | start += PAGE_SIZE; |
| 743 | pos += PAGE_SIZE; |
| 744 | if (size > PAGE_SIZE) |
| 745 | size -= PAGE_SIZE; |
| 746 | else |
| 747 | size = 0; |
| 748 | } |
| 749 | |
| 750 | return 0; |
| 751 | } |
| 752 | |
| 753 | |
Douglas Schilling Landgraf | bdd3665 | 2007-10-29 00:37:07 -0300 | [diff] [blame] | 754 | static const struct file_operations zr364xx_fops = { |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 755 | .owner = THIS_MODULE, |
| 756 | .open = zr364xx_open, |
| 757 | .release = zr364xx_release, |
| 758 | .read = zr364xx_read, |
| 759 | .mmap = zr364xx_mmap, |
| 760 | .ioctl = video_ioctl2, |
| 761 | .llseek = no_llseek, |
| 762 | }; |
| 763 | |
| 764 | static struct video_device zr364xx_template = { |
| 765 | .owner = THIS_MODULE, |
| 766 | .name = DRIVER_DESC, |
| 767 | .type = VID_TYPE_CAPTURE, |
| 768 | .fops = &zr364xx_fops, |
| 769 | .release = video_device_release, |
| 770 | .minor = -1, |
| 771 | |
| 772 | .vidioc_querycap = zr364xx_vidioc_querycap, |
| 773 | .vidioc_enum_fmt_cap = zr364xx_vidioc_enum_fmt_cap, |
| 774 | .vidioc_try_fmt_cap = zr364xx_vidioc_try_fmt_cap, |
| 775 | .vidioc_s_fmt_cap = zr364xx_vidioc_s_fmt_cap, |
| 776 | .vidioc_g_fmt_cap = zr364xx_vidioc_g_fmt_cap, |
| 777 | .vidioc_enum_input = zr364xx_vidioc_enum_input, |
| 778 | .vidioc_g_input = zr364xx_vidioc_g_input, |
| 779 | .vidioc_s_input = zr364xx_vidioc_s_input, |
| 780 | .vidioc_streamon = zr364xx_vidioc_streamon, |
| 781 | .vidioc_streamoff = zr364xx_vidioc_streamoff, |
| 782 | .vidioc_queryctrl = zr364xx_vidioc_queryctrl, |
| 783 | .vidioc_g_ctrl = zr364xx_vidioc_g_ctrl, |
| 784 | .vidioc_s_ctrl = zr364xx_vidioc_s_ctrl, |
| 785 | }; |
| 786 | |
| 787 | |
| 788 | |
| 789 | /*******************/ |
| 790 | /* USB integration */ |
| 791 | /*******************/ |
| 792 | |
| 793 | static int zr364xx_probe(struct usb_interface *intf, |
| 794 | const struct usb_device_id *id) |
| 795 | { |
| 796 | struct usb_device *udev = interface_to_usbdev(intf); |
| 797 | struct zr364xx_camera *cam = NULL; |
Akinobu Mita | 783aa8f | 2007-05-20 09:12:10 -0300 | [diff] [blame] | 798 | int err; |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 799 | |
| 800 | DBG("probing..."); |
| 801 | |
| 802 | info(DRIVER_DESC " compatible webcam plugged"); |
| 803 | info("model %04x:%04x detected", udev->descriptor.idVendor, |
| 804 | udev->descriptor.idProduct); |
| 805 | |
Akinobu Mita | 783aa8f | 2007-05-20 09:12:10 -0300 | [diff] [blame] | 806 | cam = kzalloc(sizeof(struct zr364xx_camera), GFP_KERNEL); |
| 807 | if (cam == NULL) { |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 808 | info("cam: out of memory !"); |
Akinobu Mita | 783aa8f | 2007-05-20 09:12:10 -0300 | [diff] [blame] | 809 | return -ENOMEM; |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 810 | } |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 811 | /* save the init method used by this camera */ |
| 812 | cam->method = id->driver_info; |
| 813 | |
| 814 | cam->vdev = video_device_alloc(); |
| 815 | if (cam->vdev == NULL) { |
| 816 | info("cam->vdev: out of memory !"); |
| 817 | kfree(cam); |
Akinobu Mita | 783aa8f | 2007-05-20 09:12:10 -0300 | [diff] [blame] | 818 | return -ENOMEM; |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 819 | } |
| 820 | memcpy(cam->vdev, &zr364xx_template, sizeof(zr364xx_template)); |
| 821 | video_set_drvdata(cam->vdev, cam); |
| 822 | if (debug) |
| 823 | cam->vdev->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG; |
| 824 | |
| 825 | cam->udev = udev; |
| 826 | |
| 827 | if ((cam->buffer = kmalloc(BUFFER_SIZE, GFP_KERNEL)) == NULL) { |
| 828 | info("cam->buffer: out of memory !"); |
| 829 | video_device_release(cam->vdev); |
| 830 | kfree(cam); |
| 831 | return -ENODEV; |
| 832 | } |
| 833 | |
| 834 | switch (mode) { |
| 835 | case 1: |
| 836 | info("160x120 mode selected"); |
| 837 | cam->width = 160; |
| 838 | cam->height = 120; |
| 839 | break; |
| 840 | case 2: |
| 841 | info("640x480 mode selected"); |
| 842 | cam->width = 640; |
| 843 | cam->height = 480; |
| 844 | break; |
| 845 | default: |
| 846 | info("320x240 mode selected"); |
| 847 | cam->width = 320; |
| 848 | cam->height = 240; |
| 849 | break; |
| 850 | } |
| 851 | |
| 852 | m0d1[0] = mode; |
| 853 | m1[2].value = 0xf000 + mode; |
| 854 | m2[1].value = 0xf000 + mode; |
| 855 | header2[437] = cam->height / 256; |
| 856 | header2[438] = cam->height % 256; |
| 857 | header2[439] = cam->width / 256; |
| 858 | header2[440] = cam->width % 256; |
| 859 | |
| 860 | cam->nb = 0; |
| 861 | cam->brightness = 64; |
| 862 | mutex_init(&cam->lock); |
| 863 | |
Akinobu Mita | 783aa8f | 2007-05-20 09:12:10 -0300 | [diff] [blame] | 864 | err = video_register_device(cam->vdev, VFL_TYPE_GRABBER, -1); |
| 865 | if (err) { |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 866 | info("video_register_device failed"); |
| 867 | video_device_release(cam->vdev); |
| 868 | kfree(cam->buffer); |
| 869 | kfree(cam); |
Akinobu Mita | 783aa8f | 2007-05-20 09:12:10 -0300 | [diff] [blame] | 870 | return err; |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 871 | } |
| 872 | |
| 873 | usb_set_intfdata(intf, cam); |
| 874 | |
| 875 | info(DRIVER_DESC " controlling video device %d", cam->vdev->minor); |
| 876 | return 0; |
| 877 | } |
| 878 | |
| 879 | |
| 880 | static void zr364xx_disconnect(struct usb_interface *intf) |
| 881 | { |
| 882 | struct zr364xx_camera *cam = usb_get_intfdata(intf); |
| 883 | usb_set_intfdata(intf, NULL); |
| 884 | dev_set_drvdata(&intf->dev, NULL); |
| 885 | info(DRIVER_DESC " webcam unplugged"); |
| 886 | if (cam->vdev) |
| 887 | video_unregister_device(cam->vdev); |
| 888 | cam->vdev = NULL; |
| 889 | kfree(cam->buffer); |
| 890 | if (cam->framebuf) |
| 891 | vfree(cam->framebuf); |
| 892 | kfree(cam); |
| 893 | } |
| 894 | |
| 895 | |
| 896 | |
| 897 | /**********************/ |
| 898 | /* Module integration */ |
| 899 | /**********************/ |
| 900 | |
| 901 | static struct usb_driver zr364xx_driver = { |
| 902 | .name = "zr364xx", |
| 903 | .probe = zr364xx_probe, |
| 904 | .disconnect = zr364xx_disconnect, |
| 905 | .id_table = device_table |
| 906 | }; |
| 907 | |
| 908 | |
| 909 | static int __init zr364xx_init(void) |
| 910 | { |
| 911 | int retval; |
Akinobu Mita | 783aa8f | 2007-05-20 09:12:10 -0300 | [diff] [blame] | 912 | retval = usb_register(&zr364xx_driver); |
Antoine Jacquet | b7eee61 | 2007-04-27 12:30:59 -0300 | [diff] [blame] | 913 | if (retval) |
| 914 | info("usb_register failed!"); |
| 915 | else |
| 916 | info(DRIVER_DESC " module loaded"); |
| 917 | return retval; |
| 918 | } |
| 919 | |
| 920 | |
| 921 | static void __exit zr364xx_exit(void) |
| 922 | { |
| 923 | info(DRIVER_DESC " module unloaded"); |
| 924 | usb_deregister(&zr364xx_driver); |
| 925 | } |
| 926 | |
| 927 | |
| 928 | module_init(zr364xx_init); |
| 929 | module_exit(zr364xx_exit); |
| 930 | |
| 931 | MODULE_AUTHOR(DRIVER_AUTHOR); |
| 932 | MODULE_DESCRIPTION(DRIVER_DESC); |
| 933 | MODULE_LICENSE("GPL"); |