54 MODULE_DEVICE_TABLE(ccw, dasd_fba_ids);
88 define_extent(struct ccw1 * ccw, struct DE_fba_data *data, int rw,  in define_extent()  argument
91 	ccw->cmd_code = DASD_FBA_CCW_DEFINE_EXTENT;  in define_extent()
92 	ccw->flags = 0;  in define_extent()
93 	ccw->count = 16;  in define_extent()
94 	ccw->cda = (__u32) __pa(data);  in define_extent()
108 locate_record(struct ccw1 * ccw, struct LO_fba_data *data, int rw,  in locate_record()  argument
111 	ccw->cmd_code = DASD_FBA_CCW_LOCATE;  in locate_record()
112 	ccw->flags = 0;  in locate_record()
113 	ccw->count = 8;  in locate_record()
114 	ccw->cda = (__u32) __pa(data);  in locate_record()
258 static void ccw_write_no_data(struct ccw1 *ccw)  in ccw_write_no_data()  argument
260 	ccw->cmd_code = DASD_FBA_CCW_WRITE;  in ccw_write_no_data()
261 	ccw->flags |= CCW_FLAG_SLI;  in ccw_write_no_data()
262 	ccw->count = 0;  in ccw_write_no_data()
268 static void ccw_write_zero(struct ccw1 *ccw, int count)  in ccw_write_zero()  argument
270 	ccw->cmd_code = DASD_FBA_CCW_WRITE;  in ccw_write_zero()
271 	ccw->flags |= CCW_FLAG_SLI;  in ccw_write_zero()
272 	ccw->count = count;  in ccw_write_zero()
273 	ccw->cda = (__u32) (addr_t) page_to_phys(ZERO_PAGE(0));  in ccw_write_zero()
331 	struct ccw1 *ccw;  in dasd_fba_build_cp_discard()  local
364 	ccw = cqr->cpaddr;  in dasd_fba_build_cp_discard()
366 	define_extent(ccw++, cqr->data, WRITE, blksize, first_rec, count);  in dasd_fba_build_cp_discard()
377 		ccw[-1].flags |= CCW_FLAG_CC;  in dasd_fba_build_cp_discard()
378 		locate_record(ccw++, LO_data++, WRITE, cur_pos, wz_count);  in dasd_fba_build_cp_discard()
380 		ccw[-1].flags |= CCW_FLAG_CC;  in dasd_fba_build_cp_discard()
381 		ccw_write_zero(ccw++, wz_count * blksize);  in dasd_fba_build_cp_discard()
397 		ccw[-1].flags |= CCW_FLAG_CC;  in dasd_fba_build_cp_discard()
398 		locate_record(ccw++, LO_data++, WRITE, cur_pos, d_count);  in dasd_fba_build_cp_discard()
400 		ccw[-1].flags |= CCW_FLAG_CC;  in dasd_fba_build_cp_discard()
401 		ccw_write_no_data(ccw++);  in dasd_fba_build_cp_discard()
415 		ccw[-1].flags |= CCW_FLAG_CC;  in dasd_fba_build_cp_discard()
416 		locate_record(ccw++, LO_data++, WRITE, cur_pos, wz_count);  in dasd_fba_build_cp_discard()
418 		ccw[-1].flags |= CCW_FLAG_CC;  in dasd_fba_build_cp_discard()
419 		ccw_write_zero(ccw++, wz_count * blksize);  in dasd_fba_build_cp_discard()
446 	struct ccw1 *ccw;  in dasd_fba_build_cp_regular()  local
498 	ccw = cqr->cpaddr;  in dasd_fba_build_cp_regular()
500 	define_extent(ccw++, cqr->data, rq_data_dir(req),  in dasd_fba_build_cp_regular()
507 		ccw[-1].flags |= CCW_FLAG_CC;  in dasd_fba_build_cp_regular()
508 		locate_record(ccw++, LO_data++, rq_data_dir(req), 0, count);  in dasd_fba_build_cp_regular()
524 				ccw[-1].flags |= CCW_FLAG_CC;  in dasd_fba_build_cp_regular()
525 				locate_record(ccw, LO_data++,  in dasd_fba_build_cp_regular()
528 				ccw->flags = CCW_FLAG_CC;  in dasd_fba_build_cp_regular()
529 				ccw++;  in dasd_fba_build_cp_regular()
532 					ccw[-1].flags |= CCW_FLAG_DC;  in dasd_fba_build_cp_regular()
534 					ccw[-1].flags |= CCW_FLAG_CC;  in dasd_fba_build_cp_regular()
536 			ccw->cmd_code = cmd;  in dasd_fba_build_cp_regular()
537 			ccw->count = block->bp_block;  in dasd_fba_build_cp_regular()
539 				ccw->cda = (__u32)(addr_t) idaws;  in dasd_fba_build_cp_regular()
540 				ccw->flags = CCW_FLAG_IDA;  in dasd_fba_build_cp_regular()
543 				ccw->cda = (__u32)(addr_t) dst;  in dasd_fba_build_cp_regular()
544 				ccw->flags = 0;  in dasd_fba_build_cp_regular()
546 			ccw++;  in dasd_fba_build_cp_regular()
578 	struct ccw1 *ccw;  in dasd_fba_free_cp()  local
588 	ccw = cqr->cpaddr;  in dasd_fba_free_cp()
590 	ccw++;  in dasd_fba_free_cp()
592 		ccw++;  in dasd_fba_free_cp()
598 				ccw++;  in dasd_fba_free_cp()
600 				if (ccw->flags & CCW_FLAG_IDA)  in dasd_fba_free_cp()
601 					cda = *((char **)((addr_t) ccw->cda));  in dasd_fba_free_cp()
603 					cda = (char *)((addr_t) ccw->cda);  in dasd_fba_free_cp()
612 			ccw++;  in dasd_fba_free_cp()