112 	struct packet_command cgc;  in sr_set_blocklength()  local
128 	memset(&cgc, 0, sizeof(struct packet_command));  in sr_set_blocklength()
129 	cgc.cmd[0] = MODE_SELECT;  in sr_set_blocklength()
130 	cgc.cmd[1] = (1 << 4);  in sr_set_blocklength()
131 	cgc.cmd[4] = 12;  in sr_set_blocklength()
138 	cgc.buffer = buffer;  in sr_set_blocklength()
139 	cgc.buflen = sizeof(*modesel);  in sr_set_blocklength()
140 	cgc.data_direction = DMA_TO_DEVICE;  in sr_set_blocklength()
141 	cgc.timeout = VENDOR_TIMEOUT;  in sr_set_blocklength()
142 	if (0 == (rc = sr_do_ioctl(cd, &cgc))) {  in sr_set_blocklength()
163 	struct packet_command cgc;  in sr_cd_check()  local
177 	memset(&cgc, 0, sizeof(struct packet_command));  in sr_cd_check()
182 		cgc.cmd[0] = READ_TOC;  in sr_cd_check()
183 		cgc.cmd[8] = 12;  in sr_cd_check()
184 		cgc.cmd[9] = 0x40;  in sr_cd_check()
185 		cgc.buffer = buffer;  in sr_cd_check()
186 		cgc.buflen = 12;  in sr_cd_check()
187 		cgc.quiet = 1;  in sr_cd_check()
188 		cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
189 		cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
190 		rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()
210 			cgc.cmd[0] = 0xde;  in sr_cd_check()
211 			cgc.cmd[1] = 0x03;  in sr_cd_check()
212 			cgc.cmd[2] = 0xb0;  in sr_cd_check()
213 			cgc.buffer = buffer;  in sr_cd_check()
214 			cgc.buflen = 0x16;  in sr_cd_check()
215 			cgc.quiet = 1;  in sr_cd_check()
216 			cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
217 			cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
218 			rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()
240 			cgc.cmd[0] = 0xc7;  in sr_cd_check()
241 			cgc.cmd[1] = 0x03;  in sr_cd_check()
242 			cgc.buffer = buffer;  in sr_cd_check()
243 			cgc.buflen = 4;  in sr_cd_check()
244 			cgc.quiet = 1;  in sr_cd_check()
245 			cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
246 			cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
247 			rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()
267 		cgc.cmd[0] = READ_TOC;  in sr_cd_check()
268 		cgc.cmd[8] = 0x04;  in sr_cd_check()
269 		cgc.cmd[9] = 0x40;  in sr_cd_check()
270 		cgc.buffer = buffer;  in sr_cd_check()
271 		cgc.buflen = 0x04;  in sr_cd_check()
272 		cgc.quiet = 1;  in sr_cd_check()
273 		cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
274 		cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
275 		rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()
284 		cgc.cmd[0] = READ_TOC;	/* Read TOC */  in sr_cd_check()
285 		cgc.cmd[6] = rc & 0x7f;	/* number of last session */  in sr_cd_check()
286 		cgc.cmd[8] = 0x0c;  in sr_cd_check()
287 		cgc.cmd[9] = 0x40;  in sr_cd_check()
288 		cgc.buffer = buffer;  in sr_cd_check()
289 		cgc.buflen = 12;  in sr_cd_check()
290 		cgc.quiet = 1;  in sr_cd_check()
291 		cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
292 		cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
293 		rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()