| /Linux-v4.19/lib/ |
| D | scatterlist.c | 592 void __sg_page_iter_start(struct sg_page_iter *piter, in __sg_page_iter_start() argument
596 piter->__pg_advance = 0; in __sg_page_iter_start()
597 piter->__nents = nents; in __sg_page_iter_start()
599 piter->sg = sglist; in __sg_page_iter_start()
600 piter->sg_pgoffset = pgoffset; in __sg_page_iter_start()
609 bool __sg_page_iter_next(struct sg_page_iter *piter) in __sg_page_iter_next() argument
611 if (!piter->__nents || !piter->sg) in __sg_page_iter_next()
614 piter->sg_pgoffset += piter->__pg_advance; in __sg_page_iter_next()
615 piter->__pg_advance = 1; in __sg_page_iter_next()
617 while (piter->sg_pgoffset >= sg_page_count(piter->sg)) { in __sg_page_iter_next()
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| /Linux-v4.19/include/linux/ |
| D | scatterlist.h | 359 bool __sg_page_iter_next(struct sg_page_iter *piter);
360 void __sg_page_iter_start(struct sg_page_iter *piter,
367 static inline struct page *sg_page_iter_page(struct sg_page_iter *piter) in sg_page_iter_page() argument
369 return nth_page(sg_page(piter->sg), piter->sg_pgoffset); in sg_page_iter_page()
377 static inline dma_addr_t sg_page_iter_dma_address(struct sg_page_iter *piter) in sg_page_iter_dma_address() argument
379 return sg_dma_address(piter->sg) + (piter->sg_pgoffset << PAGE_SHIFT); in sg_page_iter_dma_address()
389 #define for_each_sg_page(sglist, piter, nents, pgoffset) \ argument
390 for (__sg_page_iter_start((piter), (sglist), (nents), (pgoffset)); \
391 __sg_page_iter_next(piter);)
419 struct sg_page_iter piter; /* page iterator */ member
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| D | genhd.h | 274 extern void disk_part_iter_init(struct disk_part_iter *piter,
276 extern struct hd_struct *disk_part_iter_next(struct disk_part_iter *piter);
277 extern void disk_part_iter_exit(struct disk_part_iter *piter);
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| /Linux-v4.19/block/ |
| D | genhd.c | 145 void disk_part_iter_init(struct disk_part_iter *piter, struct gendisk *disk, in disk_part_iter_init() argument
153 piter->disk = disk; in disk_part_iter_init()
154 piter->part = NULL; in disk_part_iter_init()
157 piter->idx = ptbl->len - 1; in disk_part_iter_init()
159 piter->idx = 0; in disk_part_iter_init()
161 piter->idx = 1; in disk_part_iter_init()
163 piter->flags = flags; in disk_part_iter_init()
178 struct hd_struct *disk_part_iter_next(struct disk_part_iter *piter) in disk_part_iter_next() argument
184 disk_put_part(piter->part); in disk_part_iter_next()
185 piter->part = NULL; in disk_part_iter_next()
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| D | ioctl.c | 20 struct disk_part_iter piter; in blkpg_ioctl() local
55 disk_part_iter_init(&piter, disk, in blkpg_ioctl()
57 while ((part = disk_part_iter_next(&piter))) { in blkpg_ioctl()
60 disk_part_iter_exit(&piter); in blkpg_ioctl()
65 disk_part_iter_exit(&piter); in blkpg_ioctl()
129 disk_part_iter_init(&piter, disk, in blkpg_ioctl()
131 while ((lpart = disk_part_iter_next(&piter))) { in blkpg_ioctl()
136 disk_part_iter_exit(&piter); in blkpg_ioctl()
144 disk_part_iter_exit(&piter); in blkpg_ioctl()
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| D | partition-generic.c | 439 struct disk_part_iter piter; in drop_partitions() local
449 disk_part_iter_init(&piter, disk, DISK_PITER_INCL_EMPTY); in drop_partitions()
450 while ((part = disk_part_iter_next(&piter))) in drop_partitions()
452 disk_part_iter_exit(&piter); in drop_partitions()
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| /Linux-v4.19/drivers/usb/storage/ |
| D | protocol.c | 150 if (*offset + len < miter.piter.sg->length) { in usb_stor_access_xfer_buf()
152 *sgptr = miter.piter.sg; in usb_stor_access_xfer_buf()
155 *sgptr = sg_next(miter.piter.sg); in usb_stor_access_xfer_buf()
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| /Linux-v4.19/drivers/staging/android/ion/ |
| D | ion_heap.c | 115 struct sg_page_iter piter; in ion_heap_sglist_zero() local
118 for_each_sg_page(sgl, &piter, nents, 0) { in ion_heap_sglist_zero()
119 pages[p++] = sg_page_iter_page(&piter); in ion_heap_sglist_zero()
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| /Linux-v4.19/drivers/s390/block/ |
| D | dasd.c | 422 struct disk_part_iter piter; in dasd_state_ready_to_online() local
434 disk_part_iter_init(&piter, disk, DISK_PITER_INCL_PART0); in dasd_state_ready_to_online()
435 while ((part = disk_part_iter_next(&piter))) in dasd_state_ready_to_online()
437 disk_part_iter_exit(&piter); in dasd_state_ready_to_online()
449 struct disk_part_iter piter; in dasd_state_online_to_ready() local
461 disk_part_iter_init(&piter, disk, DISK_PITER_INCL_PART0); in dasd_state_online_to_ready()
462 while ((part = disk_part_iter_next(&piter))) in dasd_state_online_to_ready()
464 disk_part_iter_exit(&piter); in dasd_state_online_to_ready()
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| /Linux-v4.19/drivers/target/ |
| D | target_core_sbc.c | 552 m.piter.sg->offset + block_size); in compare_and_write_callback()
556 m.piter.sg->offset); in compare_and_write_callback()
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| /Linux-v4.19/drivers/scsi/ |
| D | scsi_debug.c | 2832 struct sg_mapping_iter piter; in prot_verify_write() local
2837 sg_miter_start(&piter, scsi_prot_sglist(SCpnt), in prot_verify_write()
2844 while (sg_miter_next(&piter)) { in prot_verify_write()
2851 for (ppage_offset = 0; ppage_offset < piter.length; in prot_verify_write()
2864 sdt = piter.addr + ppage_offset; in prot_verify_write()
2880 sg_miter_stop(&piter); in prot_verify_write()
2890 sg_miter_stop(&piter); in prot_verify_write()
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| /Linux-v4.19/drivers/mmc/host/ |
| D | dw_mmc.c | 2525 host->sg = sg_miter->piter.sg; in dw_mci_read_data_pio()
2580 host->sg = sg_miter->piter.sg; in dw_mci_write_data_pio()
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