| /linux/drivers/misc/cb710/ |
| H A 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/lib/ |
| H A D | scatterlist.c | 802 void sg_miter_start(struct sg_mapping_iter *miter, struct scatterlist *sgl, in sg_miter_start() argument
805 memset(miter, 0, sizeof(struct sg_mapping_iter)); in sg_miter_start()
807 __sg_page_iter_start(&miter->piter, sgl, nents, 0); in sg_miter_start()
809 miter->__flags = flags; in sg_miter_start()
813 static bool sg_miter_get_next_page(struct sg_mapping_iter *miter) in sg_miter_get_next_page() argument
815 if (!miter->__remaining) { in sg_miter_get_next_page()
818 if (!__sg_page_iter_next(&miter->piter)) in sg_miter_get_next_page()
821 sg = miter->piter.sg; in sg_miter_get_next_page()
823 miter->__offset = miter->piter.sg_pgoffset ? 0 : sg->offset; in sg_miter_get_next_page()
824 miter->piter.sg_pgoffset += miter->__offset >> PAGE_SHIFT; in sg_miter_get_next_page()
[all …]
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| /linux/lib/crypto/mpi/ |
| H A D | mpicoder.c | 260 struct sg_mapping_iter miter; in mpi_write_to_sgl() local
274 sg_miter_start(&miter, sgl, nents, SG_MITER_ATOMIC | SG_MITER_TO_SG); in mpi_write_to_sgl()
275 sg_miter_next(&miter); in mpi_write_to_sgl()
276 buf_len = miter.length; in mpi_write_to_sgl()
277 p2 = miter.addr; in mpi_write_to_sgl()
287 sg_miter_next(&miter); in mpi_write_to_sgl()
288 buf_len = miter.length; in mpi_write_to_sgl()
289 p2 = miter.addr; in mpi_write_to_sgl()
306 sg_miter_next(&miter); in mpi_write_to_sgl()
307 buf_len = miter.length; in mpi_write_to_sgl()
[all …]
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| /linux/drivers/usb/storage/ |
| H A 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(miter.length, buflen - cnt); in usb_stor_access_xfer_buf()
145 memcpy(buffer + cnt, miter.addr, len); in usb_stor_access_xfer_buf()
147 memcpy(miter.addr, buffer + cnt, len); in usb_stor_access_xfer_buf()
149 if (*offset + len < miter.piter.sg->length) { in usb_stor_access_xfer_buf()
151 *sgptr = miter.piter.sg; in usb_stor_access_xfer_buf()
154 *sgptr = sg_next(miter.piter.sg); in usb_stor_access_xfer_buf()
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| /linux/drivers/fpga/ |
| H A D | fpga-mgr.c | 184 struct sg_mapping_iter miter; in fpga_mgr_parse_header_sg_first() local
189 sg_miter_start(&miter, sgt->sgl, sgt->nents, SG_MITER_FROM_SG); in fpga_mgr_parse_header_sg_first()
190 if (sg_miter_next(&miter) && in fpga_mgr_parse_header_sg_first()
191 miter.length >= info->header_size) in fpga_mgr_parse_header_sg_first()
192 ret = fpga_mgr_parse_header(mgr, info, miter.addr, miter.length); in fpga_mgr_parse_header_sg_first()
195 sg_miter_stop(&miter); in fpga_mgr_parse_header_sg_first()
297 struct sg_mapping_iter miter; in fpga_mgr_prepare_sg() local
313 sg_miter_start(&miter, sgt->sgl, sgt->nents, SG_MITER_FROM_SG); in fpga_mgr_prepare_sg()
314 if (sg_miter_next(&miter)) { in fpga_mgr_prepare_sg()
315 ret = fpga_mgr_write_init_buf(mgr, info, miter.addr, in fpga_mgr_prepare_sg()
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| /linux/include/linux/ |
| H A 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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| /linux/lib/crypto/ |
| H A D | chacha20poly1305.c | 220 struct sg_mapping_iter miter; in chacha20poly1305_crypt_sg_inplace() local
258 sg_miter_start(&miter, src, sg_nents(src), flags); in chacha20poly1305_crypt_sg_inplace()
260 for (sl = src_len; sl > 0 && sg_miter_next(&miter); sl -= miter.length) { in chacha20poly1305_crypt_sg_inplace()
261 u8 *addr = miter.addr; in chacha20poly1305_crypt_sg_inplace()
262 size_t length = min_t(size_t, sl, miter.length); in chacha20poly1305_crypt_sg_inplace()
295 poly1305_update(&poly1305_state, miter.addr, in chacha20poly1305_crypt_sg_inplace()
296 min_t(size_t, sl, miter.length)); in chacha20poly1305_crypt_sg_inplace()
309 miter.addr + miter.length + sl); in chacha20poly1305_crypt_sg_inplace()
314 miter.addr + miter.length + sl, in chacha20poly1305_crypt_sg_inplace()
319 sg_miter_stop(&miter); in chacha20poly1305_crypt_sg_inplace()
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| /linux/drivers/mmc/host/ |
| H A D | jz4740_mmc.c | 174 struct sg_mapping_iter miter; member
519 struct sg_mapping_iter *miter = &host->miter; in jz4740_mmc_write_data() local
525 while (sg_miter_next(miter)) { in jz4740_mmc_write_data()
526 buf = miter->addr; in jz4740_mmc_write_data()
527 i = miter->length / 4; in jz4740_mmc_write_data()
557 data->bytes_xfered += miter->length; in jz4740_mmc_write_data()
559 sg_miter_stop(miter); in jz4740_mmc_write_data()
564 miter->consumed = (void *)buf - miter->addr; in jz4740_mmc_write_data()
565 data->bytes_xfered += miter->consumed; in jz4740_mmc_write_data()
566 sg_miter_stop(miter); in jz4740_mmc_write_data()
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| /linux/drivers/fpga/tests/ |
| H A D | fpga-mgr-test.c | 150 struct sg_mapping_iter miter; in op_write_sg() local
158 sg_miter_start(&miter, sgt->sgl, sgt->nents, SG_MITER_FROM_SG); in op_write_sg()
160 if (!sg_miter_skip(&miter, HEADER_SIZE)) { in op_write_sg()
165 while (sg_miter_next(&miter)) { in op_write_sg()
166 img = miter.addr; in op_write_sg()
167 for (i = 0; i < miter.length; i++) { in op_write_sg()
175 sg_miter_stop(&miter); in op_write_sg()
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| /linux/drivers/target/ |
| H A D | target_core_iblock.c | 689 struct sg_mapping_iter *miter) in iblock_alloc_bip() argument
718 while (resid > 0 && sg_miter_next(miter)) { in iblock_alloc_bip()
720 len = min_t(size_t, miter->length, resid); in iblock_alloc_bip()
721 rc = bio_integrity_add_page(bio, miter->page, len, in iblock_alloc_bip()
722 offset_in_page(miter->addr)); in iblock_alloc_bip()
725 sg_miter_stop(miter); in iblock_alloc_bip()
730 miter->page, len, offset_in_page(miter->addr)); in iblock_alloc_bip()
733 if (len < miter->length) in iblock_alloc_bip()
734 miter->consumed -= miter->length - len; in iblock_alloc_bip()
736 sg_miter_stop(miter); in iblock_alloc_bip()
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| /linux/crypto/ |
| H A D | hctr2.c | 160 struct sg_mapping_iter miter; in hctr2_hash_message() local
164 sg_miter_start(&miter, sgl, sg_nents(sgl), in hctr2_hash_message()
167 sg_miter_next(&miter); in hctr2_hash_message()
168 n = min_t(unsigned int, miter.length, bulk_len - i); in hctr2_hash_message()
169 polyval_update(poly_ctx, miter.addr, n); in hctr2_hash_message()
171 sg_miter_stop(&miter); in hctr2_hash_message()
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| /linux/drivers/memstick/host/ |
| H A D | r592.c | 415 struct sg_mapping_iter miter; in r592_transfer_fifo_pio() local
431 sg_miter_start(&miter, &dev->req->sg, 1, SG_MITER_ATOMIC | in r592_transfer_fifo_pio()
435 while (sg_miter_next(&miter)) in r592_transfer_fifo_pio()
437 r592_write_fifo_pio(dev, miter.addr, miter.length); in r592_transfer_fifo_pio()
439 r592_read_fifo_pio(dev, miter.addr, miter.length); in r592_transfer_fifo_pio()
446 sg_miter_stop(&miter); in r592_transfer_fifo_pio()
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| /linux/drivers/memstick/core/ |
| H A 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()
866 struct sg_mapping_iter miter; in msb_read_page() local
872 sg_miter_start(&miter, sg, sg_nents(sg), in msb_read_page()
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| /linux/drivers/usb/gadget/udc/ |
| H A D | dummy_hcd.c | 232 struct sg_mapping_iter miter; member
1346 struct sg_mapping_iter *miter = &urbp->miter; in dummy_perform_transfer() local
1371 sg_miter_start(miter, urb->sg, urb->num_sgs, flags); in dummy_perform_transfer()
1374 next_sg = sg_miter_next(miter); in dummy_perform_transfer()
1380 ubuf = miter->addr; in dummy_perform_transfer()
1381 this_sg = min_t(u32, len, miter->length); in dummy_perform_transfer()
1382 miter->consumed = this_sg; in dummy_perform_transfer()
1393 next_sg = sg_miter_next(miter); in dummy_perform_transfer()
1402 sg_miter_stop(miter); in dummy_perform_transfer()
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| /linux/drivers/scsi/lpfc/ |
| H A D | lpfc_bsg.c | 228 struct sg_mapping_iter miter; in lpfc_bsg_copy_data() local
240 sg_miter_start(&miter, bsg_buffers->sg_list, bsg_buffers->sg_cnt, in lpfc_bsg_copy_data()
243 sg_valid = sg_miter_next(&miter); in lpfc_bsg_copy_data()
251 sg_address = miter.addr + sg_offset; in lpfc_bsg_copy_data()
252 transfer_bytes = miter.length - sg_offset; in lpfc_bsg_copy_data()
254 sg_address = miter.addr; in lpfc_bsg_copy_data()
255 transfer_bytes = miter.length; in lpfc_bsg_copy_data()
269 if (sg_offset >= miter.length) { in lpfc_bsg_copy_data()
271 sg_valid = sg_miter_next(&miter); in lpfc_bsg_copy_data()
275 sg_miter_stop(&miter); in lpfc_bsg_copy_data()
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| /linux/drivers/net/ethernet/microchip/vcap/ |
| H A D | vcap_api.c | 1477 struct vcap_stream_iter kiter, miter; in vcap_decode_keyset() local
1513 vcap_iter_init(&miter, vctrl->vcaps[vt].sw_width, tgt, in vcap_decode_keyset()
1515 vcap_decode_field(maskstream, &miter, keyfield[idx].width, in vcap_decode_keyset()
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| /linux/drivers/scsi/ |
| H A D | scsi_debug.c | 4382 struct sg_mapping_iter miter; in dif_copy_prot() local
4387 sg_miter_start(&miter, scsi_prot_sglist(scp), in dif_copy_prot()
4391 while (sg_miter_next(&miter) && resid > 0) { in dif_copy_prot()
4392 size_t len = min_t(size_t, miter.length, resid); in dif_copy_prot()
4399 paddr = miter.addr; in dif_copy_prot()
4416 sg_miter_stop(&miter); in dif_copy_prot()
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