| /linux-4.1.27/drivers/misc/cb710/ |
| D | sgbuf2.c | 14 static bool sg_dwiter_next(struct sg_mapping_iter *miter) in sg_dwiter_next() argument
16 if (sg_miter_next(miter)) { in sg_dwiter_next()
17 miter->consumed = 0; in sg_dwiter_next()
23 static bool sg_dwiter_is_at_end(struct sg_mapping_iter *miter) in sg_dwiter_is_at_end() argument
25 return miter->length == miter->consumed && !sg_dwiter_next(miter); in sg_dwiter_is_at_end()
28 static uint32_t sg_dwiter_read_buffer(struct sg_mapping_iter *miter) in sg_dwiter_read_buffer() argument
35 len = min(miter->length - miter->consumed, left); in sg_dwiter_read_buffer()
36 memcpy(addr, miter->addr + miter->consumed, len); in sg_dwiter_read_buffer()
37 miter->consumed += len; in sg_dwiter_read_buffer()
42 } while (sg_dwiter_next(miter)); in sg_dwiter_read_buffer()
[all …]
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| /linux-4.1.27/lib/ |
| D | scatterlist.c | 456 void sg_miter_start(struct sg_mapping_iter *miter, struct scatterlist *sgl, in sg_miter_start() argument
459 memset(miter, 0, sizeof(struct sg_mapping_iter)); in sg_miter_start()
461 __sg_page_iter_start(&miter->piter, sgl, nents, 0); in sg_miter_start()
463 miter->__flags = flags; in sg_miter_start()
467 static bool sg_miter_get_next_page(struct sg_mapping_iter *miter) in sg_miter_get_next_page() argument
469 if (!miter->__remaining) { in sg_miter_get_next_page()
473 if (!__sg_page_iter_next(&miter->piter)) in sg_miter_get_next_page()
476 sg = miter->piter.sg; in sg_miter_get_next_page()
477 pgoffset = miter->piter.sg_pgoffset; in sg_miter_get_next_page()
479 miter->__offset = pgoffset ? 0 : sg->offset; in sg_miter_get_next_page()
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| /linux-4.1.27/drivers/usb/storage/ |
| D | protocol.c | 140 struct sg_mapping_iter miter; in usb_stor_access_xfer_buf() local
148 sg_miter_start(&miter, sg, nents, dir == FROM_XFER_BUF ? in usb_stor_access_xfer_buf()
151 if (!sg_miter_skip(&miter, *offset)) in usb_stor_access_xfer_buf()
154 while (sg_miter_next(&miter) && cnt < buflen) { in usb_stor_access_xfer_buf()
155 unsigned int len = min_t(unsigned int, miter.length, in usb_stor_access_xfer_buf()
159 memcpy(buffer + cnt, miter.addr, len); in usb_stor_access_xfer_buf()
161 memcpy(miter.addr, buffer + cnt, len); in usb_stor_access_xfer_buf()
163 if (*offset + len < miter.piter.sg->length) { in usb_stor_access_xfer_buf()
165 *sgptr = miter.piter.sg; in usb_stor_access_xfer_buf()
168 *sgptr = sg_next(miter.piter.sg); in usb_stor_access_xfer_buf()
[all …]
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| /linux-4.1.27/include/linux/ |
| D | cb710.h | 161 uint32_t cb710_sg_dwiter_read_next_block(struct sg_mapping_iter *miter);
162 void cb710_sg_dwiter_write_next_block(struct sg_mapping_iter *miter, uint32_t data);
179 static inline void cb710_sg_dwiter_write_from_io(struct sg_mapping_iter *miter, in cb710_sg_dwiter_write_from_io() argument
183 cb710_sg_dwiter_write_next_block(miter, ioread32(port)); in cb710_sg_dwiter_write_from_io()
201 static inline void cb710_sg_dwiter_read_to_io(struct sg_mapping_iter *miter, in cb710_sg_dwiter_read_to_io() argument
205 iowrite32(cb710_sg_dwiter_read_next_block(miter), port); in cb710_sg_dwiter_read_to_io()
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| D | scatterlist.h | 346 void sg_miter_start(struct sg_mapping_iter *miter, struct scatterlist *sgl,
348 bool sg_miter_skip(struct sg_mapping_iter *miter, off_t offset);
349 bool sg_miter_next(struct sg_mapping_iter *miter);
350 void sg_miter_stop(struct sg_mapping_iter *miter);
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| /linux-4.1.27/drivers/mmc/host/ |
| D | jz4740_mmc.c | 145 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 | 246 struct sg_mapping_iter *miter, size_t dw_count) in cb710_mmc_receive_pio() argument
255 cb710_sg_dwiter_write_from_io(miter, in cb710_mmc_receive_pio()
268 struct sg_mapping_iter miter; in cb710_mmc_receive() local
277 sg_miter_start(&miter, data->sg, data->sg_len, SG_MITER_TO_SG); in cb710_mmc_receive()
288 err = cb710_mmc_receive_pio(slot, &miter, 4); in cb710_mmc_receive()
301 err = cb710_mmc_receive_pio(slot, &miter, len); in cb710_mmc_receive()
306 sg_miter_stop(&miter); in cb710_mmc_receive()
312 struct sg_mapping_iter miter; in cb710_mmc_send() local
321 sg_miter_start(&miter, data->sg, data->sg_len, SG_MITER_FROM_SG); in cb710_mmc_send()
336 cb710_sg_dwiter_read_to_io(&miter, in cb710_mmc_send()
[all …]
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| /linux-4.1.27/drivers/memstick/host/ |
| D | r592.c | 420 struct sg_mapping_iter miter; in r592_transfer_fifo_pio() local
436 sg_miter_start(&miter, &dev->req->sg, 1, SG_MITER_ATOMIC | in r592_transfer_fifo_pio()
440 while (sg_miter_next(&miter)) in r592_transfer_fifo_pio()
442 r592_write_fifo_pio(dev, miter.addr, miter.length); in r592_transfer_fifo_pio()
444 r592_read_fifo_pio(dev, miter.addr, miter.length); in r592_transfer_fifo_pio()
451 sg_miter_stop(&miter); in r592_transfer_fifo_pio()
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| /linux-4.1.27/drivers/memstick/core/ |
| D | ms_block.c | 102 struct sg_mapping_iter miter; in msb_sg_compare_to_buffer() local
104 sg_miter_start(&miter, sg, sg_nents(sg), in msb_sg_compare_to_buffer()
107 while (sg_miter_next(&miter) && len > 0) { in msb_sg_compare_to_buffer()
108 if (offset >= miter.length) { in msb_sg_compare_to_buffer()
109 offset -= miter.length; in msb_sg_compare_to_buffer()
113 cmplen = min(miter.length - offset, len); in msb_sg_compare_to_buffer()
114 retval = memcmp(miter.addr + offset, buffer, cmplen) ? -1 : 0; in msb_sg_compare_to_buffer()
126 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()
[all …]
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| /linux-4.1.27/drivers/usb/gadget/udc/ |
| D | dummy_hcd.c | 155 struct sg_mapping_iter miter; member
1220 struct sg_mapping_iter *miter = &urbp->miter; in dummy_perform_transfer() local
1245 sg_miter_start(miter, urb->sg, urb->num_sgs, flags); in dummy_perform_transfer()
1248 next_sg = sg_miter_next(miter); in dummy_perform_transfer()
1254 ubuf = miter->addr; in dummy_perform_transfer()
1255 this_sg = min_t(u32, len, miter->length); in dummy_perform_transfer()
1256 miter->consumed = this_sg; in dummy_perform_transfer()
1267 next_sg = sg_miter_next(miter); in dummy_perform_transfer()
1276 sg_miter_stop(miter); in dummy_perform_transfer()
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| /linux-4.1.27/drivers/scsi/ |
| D | scsi_debug.c | 2481 struct sg_mapping_iter miter; in dif_copy_prot() local
2486 sg_miter_start(&miter, scsi_prot_sglist(SCpnt), in dif_copy_prot()
2490 while (sg_miter_next(&miter) && resid > 0) { in dif_copy_prot()
2491 size_t len = min(miter.length, resid); in dif_copy_prot()
2498 paddr = miter.addr; in dif_copy_prot()
2515 sg_miter_stop(&miter); in dif_copy_prot()
3388 struct sg_mapping_iter miter; in resp_xdwriteread() local
3401 sg_miter_start(&miter, sdb->table.sgl, sdb->table.nents, in resp_xdwriteread()
3404 while (sg_miter_next(&miter)) { in resp_xdwriteread()
3405 kaddr = miter.addr; in resp_xdwriteread()
[all …]
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| /linux-4.1.27/drivers/scsi/lpfc/ |
| D | lpfc_bsg.c | 223 struct sg_mapping_iter miter; in lpfc_bsg_copy_data() local
235 sg_miter_start(&miter, bsg_buffers->sg_list, bsg_buffers->sg_cnt, in lpfc_bsg_copy_data()
238 sg_valid = sg_miter_next(&miter); in lpfc_bsg_copy_data()
246 sg_address = miter.addr + sg_offset; in lpfc_bsg_copy_data()
247 transfer_bytes = miter.length - sg_offset; in lpfc_bsg_copy_data()
249 sg_address = miter.addr; in lpfc_bsg_copy_data()
250 transfer_bytes = miter.length; in lpfc_bsg_copy_data()
264 if (sg_offset >= miter.length) { in lpfc_bsg_copy_data()
266 sg_valid = sg_miter_next(&miter); in lpfc_bsg_copy_data()
270 sg_miter_stop(&miter); in lpfc_bsg_copy_data()
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