127 	struct packet_command cgc;  in sr_set_blocklength()  local
141 	memset(&cgc, 0, sizeof(struct packet_command));  in sr_set_blocklength()
142 	cgc.cmd[0] = MODE_SELECT;  in sr_set_blocklength()
143 	cgc.cmd[1] = (1 << 4);  in sr_set_blocklength()
144 	cgc.cmd[4] = 12;  in sr_set_blocklength()
151 	cgc.buffer = buffer;  in sr_set_blocklength()
152 	cgc.buflen = sizeof(*modesel);  in sr_set_blocklength()
153 	cgc.data_direction = DMA_TO_DEVICE;  in sr_set_blocklength()
154 	cgc.timeout = VENDOR_TIMEOUT;  in sr_set_blocklength()
155 	if (0 == (rc = sr_do_ioctl(cd, &cgc))) {  in sr_set_blocklength()
176 	struct packet_command cgc;  in sr_cd_check()  local
190 	memset(&cgc, 0, sizeof(struct packet_command));  in sr_cd_check()
195 		cgc.cmd[0] = READ_TOC;  in sr_cd_check()
196 		cgc.cmd[8] = 12;  in sr_cd_check()
197 		cgc.cmd[9] = 0x40;  in sr_cd_check()
198 		cgc.buffer = buffer;  in sr_cd_check()
199 		cgc.buflen = 12;  in sr_cd_check()
200 		cgc.quiet = 1;  in sr_cd_check()
201 		cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
202 		cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
203 		rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()
222 			cgc.cmd[0] = 0xde;  in sr_cd_check()
223 			cgc.cmd[1] = 0x03;  in sr_cd_check()
224 			cgc.cmd[2] = 0xb0;  in sr_cd_check()
225 			cgc.buffer = buffer;  in sr_cd_check()
226 			cgc.buflen = 0x16;  in sr_cd_check()
227 			cgc.quiet = 1;  in sr_cd_check()
228 			cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
229 			cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
230 			rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()
252 			cgc.cmd[0] = 0xc7;  in sr_cd_check()
253 			cgc.cmd[1] = 0x03;  in sr_cd_check()
254 			cgc.buffer = buffer;  in sr_cd_check()
255 			cgc.buflen = 4;  in sr_cd_check()
256 			cgc.quiet = 1;  in sr_cd_check()
257 			cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
258 			cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
259 			rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()
279 		cgc.cmd[0] = READ_TOC;  in sr_cd_check()
280 		cgc.cmd[8] = 0x04;  in sr_cd_check()
281 		cgc.cmd[9] = 0x40;  in sr_cd_check()
282 		cgc.buffer = buffer;  in sr_cd_check()
283 		cgc.buflen = 0x04;  in sr_cd_check()
284 		cgc.quiet = 1;  in sr_cd_check()
285 		cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
286 		cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
287 		rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()
296 		cgc.cmd[0] = READ_TOC;	/* Read TOC */  in sr_cd_check()
297 		cgc.cmd[6] = rc & 0x7f;	/* number of last session */  in sr_cd_check()
298 		cgc.cmd[8] = 0x0c;  in sr_cd_check()
299 		cgc.cmd[9] = 0x40;  in sr_cd_check()
300 		cgc.buffer = buffer;  in sr_cd_check()
301 		cgc.buflen = 12;  in sr_cd_check()
302 		cgc.quiet = 1;  in sr_cd_check()
303 		cgc.data_direction = DMA_FROM_DEVICE;  in sr_cd_check()
304 		cgc.timeout = VENDOR_TIMEOUT;  in sr_cd_check()
305 		rc = sr_do_ioctl(cd, &cgc);  in sr_cd_check()