| /Linux-v5.4/drivers/misc/cb710/ |
| D | sgbuf2.c | 11 static bool sg_dwiter_next(struct sg_mapping_iter *miter) in sg_dwiter_next() argument
13 if (sg_miter_next(miter)) { in sg_dwiter_next()
14 miter->consumed = 0; in sg_dwiter_next()
20 static bool sg_dwiter_is_at_end(struct sg_mapping_iter *miter) in sg_dwiter_is_at_end() argument
22 return miter->length == miter->consumed && !sg_dwiter_next(miter); in sg_dwiter_is_at_end()
25 static uint32_t sg_dwiter_read_buffer(struct sg_mapping_iter *miter) in sg_dwiter_read_buffer() argument
32 len = min(miter->length - miter->consumed, left); in sg_dwiter_read_buffer()
33 memcpy(addr, miter->addr + miter->consumed, len); in sg_dwiter_read_buffer()
34 miter->consumed += len; in sg_dwiter_read_buffer()
39 } while (sg_dwiter_next(miter)); in sg_dwiter_read_buffer()
[all …]
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| /Linux-v5.4/lib/ |
| D | scatterlist.c | 674 void sg_miter_start(struct sg_mapping_iter *miter, struct scatterlist *sgl, in sg_miter_start() argument
677 memset(miter, 0, sizeof(struct sg_mapping_iter)); in sg_miter_start()
679 __sg_page_iter_start(&miter->piter, sgl, nents, 0); in sg_miter_start()
681 miter->__flags = flags; in sg_miter_start()
685 static bool sg_miter_get_next_page(struct sg_mapping_iter *miter) in sg_miter_get_next_page() argument
687 if (!miter->__remaining) { in sg_miter_get_next_page()
690 if (!__sg_page_iter_next(&miter->piter)) in sg_miter_get_next_page()
693 sg = miter->piter.sg; in sg_miter_get_next_page()
695 miter->__offset = miter->piter.sg_pgoffset ? 0 : sg->offset; in sg_miter_get_next_page()
696 miter->piter.sg_pgoffset += miter->__offset >> PAGE_SHIFT; in sg_miter_get_next_page()
[all …]
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| /Linux-v5.4/lib/mpi/ |
| D | mpicoder.c | 259 struct sg_mapping_iter miter; in mpi_write_to_sgl() local
273 sg_miter_start(&miter, sgl, nents, SG_MITER_ATOMIC | SG_MITER_TO_SG); in mpi_write_to_sgl()
274 sg_miter_next(&miter); in mpi_write_to_sgl()
275 buf_len = miter.length; in mpi_write_to_sgl()
276 p2 = miter.addr; in mpi_write_to_sgl()
286 sg_miter_next(&miter); in mpi_write_to_sgl()
287 buf_len = miter.length; in mpi_write_to_sgl()
288 p2 = miter.addr; in mpi_write_to_sgl()
305 sg_miter_next(&miter); in mpi_write_to_sgl()
306 buf_len = miter.length; in mpi_write_to_sgl()
[all …]
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| /Linux-v5.4/drivers/usb/storage/ |
| D | protocol.c | 127 struct sg_mapping_iter miter; in usb_stor_access_xfer_buf() local
135 sg_miter_start(&miter, sg, nents, dir == FROM_XFER_BUF ? in usb_stor_access_xfer_buf()
138 if (!sg_miter_skip(&miter, *offset)) in usb_stor_access_xfer_buf()
141 while (sg_miter_next(&miter) && cnt < buflen) { in usb_stor_access_xfer_buf()
142 unsigned int len = min_t(unsigned int, miter.length, in usb_stor_access_xfer_buf()
146 memcpy(buffer + cnt, miter.addr, len); in usb_stor_access_xfer_buf()
148 memcpy(miter.addr, buffer + cnt, len); in usb_stor_access_xfer_buf()
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()
[all …]
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| /Linux-v5.4/include/linux/ |
| D | cb710.h | 154 uint32_t cb710_sg_dwiter_read_next_block(struct sg_mapping_iter *miter);
155 void cb710_sg_dwiter_write_next_block(struct sg_mapping_iter *miter, uint32_t data);
172 static inline void cb710_sg_dwiter_write_from_io(struct sg_mapping_iter *miter, in cb710_sg_dwiter_write_from_io() argument
176 cb710_sg_dwiter_write_next_block(miter, ioread32(port)); in cb710_sg_dwiter_write_from_io()
194 static inline void cb710_sg_dwiter_read_to_io(struct sg_mapping_iter *miter, in cb710_sg_dwiter_read_to_io() argument
198 iowrite32(cb710_sg_dwiter_read_next_block(miter), port); in cb710_sg_dwiter_read_to_io()
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| D | scatterlist.h | 461 void sg_miter_start(struct sg_mapping_iter *miter, struct scatterlist *sgl,
463 bool sg_miter_skip(struct sg_mapping_iter *miter, off_t offset);
464 bool sg_miter_next(struct sg_mapping_iter *miter);
465 void sg_miter_stop(struct sg_mapping_iter *miter);
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| /Linux-v5.4/drivers/mmc/host/ |
| D | jz4740_mmc.c | 159 struct sg_mapping_iter miter; member
468 struct sg_mapping_iter *miter = &host->miter; in jz4740_mmc_write_data() local
474 while (sg_miter_next(miter)) { in jz4740_mmc_write_data()
475 buf = miter->addr; in jz4740_mmc_write_data()
476 i = miter->length / 4; in jz4740_mmc_write_data()
506 data->bytes_xfered += miter->length; in jz4740_mmc_write_data()
508 sg_miter_stop(miter); in jz4740_mmc_write_data()
513 miter->consumed = (void *)buf - miter->addr; in jz4740_mmc_write_data()
514 data->bytes_xfered += miter->consumed; in jz4740_mmc_write_data()
515 sg_miter_stop(miter); in jz4740_mmc_write_data()
[all …]
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| D | cb710-mmc.c | 243 struct sg_mapping_iter *miter, size_t dw_count) in cb710_mmc_receive_pio() argument
252 cb710_sg_dwiter_write_from_io(miter, in cb710_mmc_receive_pio()
265 struct sg_mapping_iter miter; in cb710_mmc_receive() local
274 sg_miter_start(&miter, data->sg, data->sg_len, SG_MITER_TO_SG); in cb710_mmc_receive()
285 err = cb710_mmc_receive_pio(slot, &miter, 4); in cb710_mmc_receive()
298 err = cb710_mmc_receive_pio(slot, &miter, len); in cb710_mmc_receive()
303 sg_miter_stop(&miter); in cb710_mmc_receive()
309 struct sg_mapping_iter miter; in cb710_mmc_send() local
318 sg_miter_start(&miter, data->sg, data->sg_len, SG_MITER_FROM_SG); in cb710_mmc_send()
333 cb710_sg_dwiter_read_to_io(&miter, in cb710_mmc_send()
[all …]
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| /Linux-v5.4/drivers/fpga/ |
| D | fpga-mgr.c | 100 struct sg_mapping_iter miter; in fpga_mgr_write_init_sg() local
112 sg_miter_start(&miter, sgt->sgl, sgt->nents, SG_MITER_FROM_SG); in fpga_mgr_write_init_sg()
113 if (sg_miter_next(&miter) && in fpga_mgr_write_init_sg()
114 miter.length >= mgr->mops->initial_header_size) { in fpga_mgr_write_init_sg()
115 ret = fpga_mgr_write_init_buf(mgr, info, miter.addr, in fpga_mgr_write_init_sg()
116 miter.length); in fpga_mgr_write_init_sg()
117 sg_miter_stop(&miter); in fpga_mgr_write_init_sg()
120 sg_miter_stop(&miter); in fpga_mgr_write_init_sg()
189 struct sg_mapping_iter miter; in fpga_mgr_buf_load_sg() local
191 sg_miter_start(&miter, sgt->sgl, sgt->nents, SG_MITER_FROM_SG); in fpga_mgr_buf_load_sg()
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| /Linux-v5.4/drivers/target/ |
| D | target_core_iblock.c | 626 struct sg_mapping_iter *miter) in iblock_alloc_bip() argument
655 while (resid > 0 && sg_miter_next(miter)) { in iblock_alloc_bip()
657 len = min_t(size_t, miter->length, resid); in iblock_alloc_bip()
658 rc = bio_integrity_add_page(bio, miter->page, len, in iblock_alloc_bip()
659 offset_in_page(miter->addr)); in iblock_alloc_bip()
662 sg_miter_stop(miter); in iblock_alloc_bip()
667 miter->page, len, offset_in_page(miter->addr)); in iblock_alloc_bip()
670 if (len < miter->length) in iblock_alloc_bip()
671 miter->consumed -= miter->length - len; in iblock_alloc_bip()
673 sg_miter_stop(miter); in iblock_alloc_bip()
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| /Linux-v5.4/drivers/memstick/host/ |
| D | r592.c | 416 struct sg_mapping_iter miter; in r592_transfer_fifo_pio() local
432 sg_miter_start(&miter, &dev->req->sg, 1, SG_MITER_ATOMIC | in r592_transfer_fifo_pio()
436 while (sg_miter_next(&miter)) in r592_transfer_fifo_pio()
438 r592_write_fifo_pio(dev, miter.addr, miter.length); in r592_transfer_fifo_pio()
440 r592_read_fifo_pio(dev, miter.addr, miter.length); in r592_transfer_fifo_pio()
447 sg_miter_stop(&miter); in r592_transfer_fifo_pio()
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| /Linux-v5.4/crypto/ |
| D | adiantum.c | 263 struct sg_mapping_iter miter; in adiantum_hash_message() local
273 sg_miter_start(&miter, sgl, sg_nents(sgl), in adiantum_hash_message()
276 sg_miter_next(&miter); in adiantum_hash_message()
277 n = min_t(unsigned int, miter.length, bulk_len - i); in adiantum_hash_message()
278 err = crypto_shash_update(hash_desc, miter.addr, n); in adiantum_hash_message()
282 sg_miter_stop(&miter); in adiantum_hash_message()
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| /Linux-v5.4/drivers/memstick/core/ |
| D | ms_block.c | 98 struct sg_mapping_iter miter; in msb_sg_compare_to_buffer() local
100 sg_miter_start(&miter, sg, sg_nents(sg), in msb_sg_compare_to_buffer()
103 while (sg_miter_next(&miter) && len > 0) { in msb_sg_compare_to_buffer()
104 if (offset >= miter.length) { in msb_sg_compare_to_buffer()
105 offset -= miter.length; in msb_sg_compare_to_buffer()
109 cmplen = min(miter.length - offset, len); in msb_sg_compare_to_buffer()
110 retval = memcmp(miter.addr + offset, buffer, cmplen) ? -1 : 0; in msb_sg_compare_to_buffer()
122 sg_miter_stop(&miter); in msb_sg_compare_to_buffer()
862 struct sg_mapping_iter miter; in msb_read_page() local
868 sg_miter_start(&miter, sg, sg_nents(sg), in msb_read_page()
[all …]
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| /Linux-v5.4/drivers/crypto/caam/ |
| D | caampkc.c | 203 struct sg_mapping_iter miter; in caam_rsa_count_leading_zeros() local
213 sg_miter_start(&miter, sgl, ents, SG_MITER_FROM_SG | flags); in caam_rsa_count_leading_zeros()
228 sg_miter_next(&miter); in caam_rsa_count_leading_zeros()
229 buff = miter.addr; in caam_rsa_count_leading_zeros()
230 len = miter.length; in caam_rsa_count_leading_zeros()
236 miter.consumed = lzeros; in caam_rsa_count_leading_zeros()
237 sg_miter_stop(&miter); in caam_rsa_count_leading_zeros()
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| /Linux-v5.4/drivers/usb/gadget/udc/ |
| D | dummy_hcd.c | 229 struct sg_mapping_iter miter; member
1319 struct sg_mapping_iter *miter = &urbp->miter; in dummy_perform_transfer() local
1344 sg_miter_start(miter, urb->sg, urb->num_sgs, flags); in dummy_perform_transfer()
1347 next_sg = sg_miter_next(miter); in dummy_perform_transfer()
1353 ubuf = miter->addr; in dummy_perform_transfer()
1354 this_sg = min_t(u32, len, miter->length); in dummy_perform_transfer()
1355 miter->consumed = this_sg; in dummy_perform_transfer()
1366 next_sg = sg_miter_next(miter); in dummy_perform_transfer()
1375 sg_miter_stop(miter); in dummy_perform_transfer()
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| /Linux-v5.4/drivers/ata/ |
| D | libata-scsi.c | 3634 struct sg_mapping_iter miter; in ata_scsi_report_zones_complete() local
3638 sg_miter_start(&miter, scsi_sglist(scmd), scsi_sg_count(scmd), in ata_scsi_report_zones_complete()
3642 while (sg_miter_next(&miter)) { in ata_scsi_report_zones_complete()
3652 hdr = miter.addr; in ata_scsi_report_zones_complete()
3664 while (offset < miter.length) { in ata_scsi_report_zones_complete()
3670 rec = miter.addr + offset; in ata_scsi_report_zones_complete()
3683 WARN_ON(offset + 64 > miter.length); in ata_scsi_report_zones_complete()
3688 sg_miter_stop(&miter); in ata_scsi_report_zones_complete()
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| /Linux-v5.4/drivers/scsi/lpfc/ |
| D | lpfc_bsg.c | 227 struct sg_mapping_iter miter; in lpfc_bsg_copy_data() local
239 sg_miter_start(&miter, bsg_buffers->sg_list, bsg_buffers->sg_cnt, in lpfc_bsg_copy_data()
242 sg_valid = sg_miter_next(&miter); in lpfc_bsg_copy_data()
250 sg_address = miter.addr + sg_offset; in lpfc_bsg_copy_data()
251 transfer_bytes = miter.length - sg_offset; in lpfc_bsg_copy_data()
253 sg_address = miter.addr; in lpfc_bsg_copy_data()
254 transfer_bytes = miter.length; in lpfc_bsg_copy_data()
268 if (sg_offset >= miter.length) { in lpfc_bsg_copy_data()
270 sg_valid = sg_miter_next(&miter); in lpfc_bsg_copy_data()
274 sg_miter_stop(&miter); in lpfc_bsg_copy_data()
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| /Linux-v5.4/drivers/scsi/ |
| D | scsi_debug.c | 2595 struct sg_mapping_iter miter; in dif_copy_prot() local
2600 sg_miter_start(&miter, scsi_prot_sglist(SCpnt), in dif_copy_prot()
2604 while (sg_miter_next(&miter) && resid > 0) { in dif_copy_prot()
2605 size_t len = min(miter.length, resid); in dif_copy_prot()
2612 paddr = miter.addr; in dif_copy_prot()
2629 sg_miter_stop(&miter); in dif_copy_prot()
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