| /drivers/infiniband/sw/rdmavt/ |
| D | dma.c | 107 int nents, enum dma_data_direction direction) in rvt_map_sg() argument
112 int ret = nents; in rvt_map_sg()
117 for_each_sg(sgl, sg, nents, i) { in rvt_map_sg()
132 struct scatterlist *sg, int nents, in rvt_unmap_sg() argument
139 int nents, enum dma_data_direction direction, in rvt_map_sg_attrs() argument
142 return rvt_map_sg(dev, sgl, nents, direction); in rvt_map_sg_attrs()
146 struct scatterlist *sg, int nents, in rvt_unmap_sg_attrs() argument
150 return rvt_unmap_sg(dev, sg, nents, direction); in rvt_unmap_sg_attrs()
|
| /drivers/infiniband/sw/rxe/ |
| D | rxe_dma.c | 89 int nents, enum dma_data_direction direction) in rxe_map_sg() argument
94 int ret = nents; in rxe_map_sg()
98 for_each_sg(sgl, sg, nents, i) { in rxe_map_sg()
114 struct scatterlist *sg, int nents, in rxe_unmap_sg() argument
121 int nents, enum dma_data_direction direction, in rxe_map_sg_attrs() argument
124 return rxe_map_sg(dev, sgl, nents, direction); in rxe_map_sg_attrs()
128 struct scatterlist *sg, int nents, in rxe_unmap_sg_attrs() argument
132 rxe_unmap_sg(dev, sg, nents, direction); in rxe_unmap_sg_attrs()
|
| /drivers/parisc/ |
| D | ccio-rm-dma.c | 115 static int ccio_map_sg(struct pci_dev *dev, struct scatterlist *sglist, int nents, int direction) in ccio_map_sg() argument
117 int tmp = nents; in ccio_map_sg()
120 while (nents) { in ccio_map_sg()
123 nents--; in ccio_map_sg()
131 static void ccio_unmap_sg(struct pci_dev *dev, struct scatterlist *sglist, int nents, int direction) in ccio_unmap_sg() argument
134 while (nents) { in ccio_unmap_sg()
136 nents--; in ccio_unmap_sg()
|
| D | iommu-helpers.h | 14 iommu_fill_pdir(struct ioc *ioc, struct scatterlist *startsg, int nents, in iommu_fill_pdir() argument
29 while (nents-- > 0) { in iommu_fill_pdir()
33 DBG_RUN_SG(" %d : %08lx/%05x %p/%05x\n", nents, in iommu_fill_pdir()
101 struct scatterlist *startsg, int nents, in iommu_coalesce_chunks() argument
113 while (nents > 0) { in iommu_coalesce_chunks()
130 while(--nents > 0) { in iommu_coalesce_chunks()
|
| D | ccio-dma.c | 915 ccio_map_sg(struct device *dev, struct scatterlist *sglist, int nents, in ccio_map_sg() argument
930 DBG_RUN_SG("%s() START %d entries\n", __func__, nents); in ccio_map_sg()
933 if (nents == 1) { in ccio_map_sg()
941 for(i = 0; i < nents; i++) in ccio_map_sg()
958 coalesced = iommu_coalesce_chunks(ioc, dev, sglist, nents, ccio_alloc_range); in ccio_map_sg()
968 filled = iommu_fill_pdir(ioc, sglist, nents, hint, ccio_io_pdir_entry); in ccio_map_sg()
994 ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, in ccio_unmap_sg() argument
1007 __func__, nents, sg_virt(sglist), sglist->length); in ccio_unmap_sg()
1013 while(sg_dma_len(sglist) && nents--) { in ccio_unmap_sg()
1023 DBG_RUN_SG("%s() DONE (nents %d)\n", __func__, nents); in ccio_unmap_sg()
|
| D | sba_iommu.c | 274 sba_dump_sg( struct ioc *ioc, struct scatterlist *startsg, int nents) in sba_dump_sg() argument
276 while (nents-- > 0) { in sba_dump_sg()
278 nents, in sba_dump_sg()
953 sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents, in sba_map_sg() argument
960 DBG_RUN_SG("%s() START %d entries\n", __func__, nents); in sba_map_sg()
967 if (nents == 1) { in sba_map_sg()
979 sba_dump_sg(ioc, sglist, nents); in sba_map_sg()
996 coalesced = iommu_coalesce_chunks(ioc, dev, sglist, nents, sba_alloc_range); in sba_map_sg()
1006 filled = iommu_fill_pdir(ioc, sglist, nents, 0, sba_io_pdir_entry); in sba_map_sg()
1015 sba_dump_sg(ioc, sglist, nents); in sba_map_sg()
[all …]
|
| /drivers/target/iscsi/cxgbit/ |
| D | cxgbit_ddp.c | 156 unsigned int nents) in cxgbit_ddp_sgl_check() argument
158 unsigned int last_sgidx = nents - 1; in cxgbit_ddp_sgl_check()
161 for (i = 0; i < nents; i++, sg = sg_next(sg)) { in cxgbit_ddp_sgl_check()
180 unsigned int sgcnt = ttinfo->nents; in cxgbit_ddp_reserve()
187 xferlen, ttinfo->nents); in cxgbit_ddp_reserve()
249 ttinfo->nents = cmd->se_cmd.t_data_nents; in cxgbit_get_r2t_ttt()
254 csk, cmd, cmd->se_cmd.data_length, ttinfo->nents); in cxgbit_get_r2t_ttt()
257 ttinfo->nents = 0; in cxgbit_get_r2t_ttt()
281 ttinfo->nents, DMA_FROM_DEVICE); in cxgbit_release_cmd()
|
| /drivers/mmc/core/ |
| D | sdio_ops.c | 126 unsigned int nents, left_size, i; in mmc_io_rw_extended() local
155 nents = (left_size - 1) / seg_size + 1; in mmc_io_rw_extended()
156 if (nents > 1) { in mmc_io_rw_extended()
157 if (sg_alloc_table(&sgtable, nents, GFP_KERNEL)) in mmc_io_rw_extended()
161 data.sg_len = nents; in mmc_io_rw_extended()
180 if (nents > 1) in mmc_io_rw_extended()
|
| /drivers/infiniband/hw/hfi1/ |
| D | dma.c | 109 int nents, enum dma_data_direction direction) in hfi1_map_sg() argument
114 int ret = nents; in hfi1_map_sg()
119 for_each_sg(sgl, sg, nents, i) { in hfi1_map_sg()
134 struct scatterlist *sg, int nents, in hfi1_unmap_sg() argument
|
| /drivers/infiniband/hw/qib/ |
| D | qib_dma.c | 95 int nents, enum dma_data_direction direction) in qib_map_sg() argument
100 int ret = nents; in qib_map_sg()
104 for_each_sg(sgl, sg, nents, i) { in qib_map_sg()
120 struct scatterlist *sg, int nents, in qib_unmap_sg() argument
|
| /drivers/infiniband/hw/usnic/ |
| D | usnic_uiom.c | 87 for_each_sg(chunk->page_list, sg, chunk->nents, i) { in usnic_uiom_put_pages()
166 chunk->nents = min_t(int, ret, USNIC_UIOM_PAGE_CHUNK); in usnic_uiom_get_pages()
167 sg_init_table(chunk->page_list, chunk->nents); in usnic_uiom_get_pages()
168 for_each_sg(chunk->page_list, sg, chunk->nents, i) { in usnic_uiom_get_pages()
175 cur_base += chunk->nents * PAGE_SIZE; in usnic_uiom_get_pages()
176 ret -= chunk->nents; in usnic_uiom_get_pages()
177 off += chunk->nents; in usnic_uiom_get_pages()
264 for (i = 0; i < chunk->nents; i++, va += PAGE_SIZE) { in usnic_uiom_map_sorted_intervals()
315 if (i == chunk->nents) { in usnic_uiom_map_sorted_intervals()
|
| /drivers/spi/ |
| D | spi-ep93xx.c | 443 int i, ret, nents; in ep93xx_spi_dma_prepare() local
483 nents = DIV_ROUND_UP(len, PAGE_SIZE); in ep93xx_spi_dma_prepare()
484 if (nents != sgt->nents) { in ep93xx_spi_dma_prepare()
487 ret = sg_alloc_table(sgt, nents, GFP_KERNEL); in ep93xx_spi_dma_prepare()
493 for_each_sg(sgt->sgl, sg, sgt->nents, i) { in ep93xx_spi_dma_prepare()
513 nents = dma_map_sg(chan->device->dev, sgt->sgl, sgt->nents, dir); in ep93xx_spi_dma_prepare()
514 if (!nents) in ep93xx_spi_dma_prepare()
517 txd = dmaengine_prep_slave_sg(chan, sgt->sgl, nents, dir, DMA_CTRL_ACK); in ep93xx_spi_dma_prepare()
519 dma_unmap_sg(chan->device->dev, sgt->sgl, sgt->nents, dir); in ep93xx_spi_dma_prepare()
547 dma_unmap_sg(chan->device->dev, sgt->sgl, sgt->nents, dir); in ep93xx_spi_dma_finish()
|
| D | spi-bcm2835.c | 251 unsigned int nents; in bcm2835_spi_prepare_sg() local
261 nents = tfr->tx_sg.nents; in bcm2835_spi_prepare_sg()
268 nents = tfr->rx_sg.nents; in bcm2835_spi_prepare_sg()
273 desc = dmaengine_prep_slave_sg(chan, sgl, nents, dir, flags); in bcm2835_spi_prepare_sg()
295 for_each_sg(sgt->sgl, sgl, (int)sgt->nents - 1, i) { in bcm2835_check_sg_length()
|
| /drivers/iommu/ |
| D | dma-iommu.c | 469 static int __finalise_sg(struct device *dev, struct scatterlist *sg, int nents, in __finalise_sg() argument
477 for_each_sg(sg, s, nents, i) { in __finalise_sg()
522 static void __invalidate_sg(struct scatterlist *sg, int nents) in __invalidate_sg() argument
527 for_each_sg(sg, s, nents, i) { in __invalidate_sg()
545 int nents, int prot) in iommu_dma_map_sg() argument
562 for_each_sg(sg, s, nents, i) { in iommu_dma_map_sg()
604 if (iommu_map_sg(domain, dma_addr, sg, nents, prot) < iova_len) in iommu_dma_map_sg()
607 return __finalise_sg(dev, sg, nents, dma_addr); in iommu_dma_map_sg()
612 __invalidate_sg(sg, nents); in iommu_dma_map_sg()
616 void iommu_dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, in iommu_dma_unmap_sg() argument
|
| /drivers/crypto/ |
| D | mxc-scc.c | 213 int nents; in mxc_scc_ablkcipher_req_init() local
215 nents = sg_nents_for_len(req->src, req->nbytes); in mxc_scc_ablkcipher_req_init()
216 if (nents < 0) { in mxc_scc_ablkcipher_req_init()
218 return nents; in mxc_scc_ablkcipher_req_init()
220 ctx->src_nents = nents; in mxc_scc_ablkcipher_req_init()
222 nents = sg_nents_for_len(req->dst, req->nbytes); in mxc_scc_ablkcipher_req_init()
223 if (nents < 0) { in mxc_scc_ablkcipher_req_init()
225 return nents; in mxc_scc_ablkcipher_req_init()
227 ctx->dst_nents = nents; in mxc_scc_ablkcipher_req_init()
|
| D | atmel-aes.c | 145 int nents; member
556 int nents; in atmel_aes_check_aligned() local
561 for (nents = 0; sg; sg = sg_next(sg), ++nents) { in atmel_aes_check_aligned()
569 dma->nents = nents+1; in atmel_aes_check_aligned()
587 int nents = dma->nents; in atmel_aes_restore_sg() local
592 while (--nents > 0 && sg) in atmel_aes_restore_sg()
628 dd->src.nents = 1; in atmel_aes_map()
634 dd->dst.nents = 1; in atmel_aes_map()
643 dd->src.sg_len = dma_map_sg(dd->dev, dd->src.sg, dd->src.nents, in atmel_aes_map()
649 dd->src.sg_len = dma_map_sg(dd->dev, dd->src.sg, dd->src.nents, in atmel_aes_map()
[all …]
|
| /drivers/usb/storage/ |
| D | protocol.c | 144 unsigned int nents = scsi_sg_count(srb); in usb_stor_access_xfer_buf() local
147 nents = sg_nents(sg); in usb_stor_access_xfer_buf()
151 sg_miter_start(&miter, sg, nents, dir == FROM_XFER_BUF ? in usb_stor_access_xfer_buf()
|
| /drivers/misc/mic/host/ |
| D | mic_boot.c | 200 int nents, enum dma_data_direction dir, in __mic_dma_map_sg() argument
209 ret = dma_map_sg(&mdev->pdev->dev, sg, nents, dir); in __mic_dma_map_sg()
213 for_each_sg(sg, s, nents, i) { in __mic_dma_map_sg()
219 return nents; in __mic_dma_map_sg()
225 dma_unmap_sg(&mdev->pdev->dev, sg, nents, dir); in __mic_dma_map_sg()
230 struct scatterlist *sg, int nents, in __mic_dma_unmap_sg() argument
240 for_each_sg(sg, s, nents, i) { in __mic_dma_unmap_sg()
245 dma_unmap_sg(&mdev->pdev->dev, sg, nents, dir); in __mic_dma_unmap_sg()
|
| /drivers/crypto/qce/ |
| D | dma.c | 83 int nents, unsigned long flags, in qce_dma_prep_sg() argument
90 if (!sg || !nents) in qce_dma_prep_sg()
93 desc = dmaengine_prep_slave_sg(chan, sg, nents, dir, flags); in qce_dma_prep_sg()
|
| /drivers/gpu/drm/udl/ |
| D | udl_dmabuf.c | 65 dma_unmap_sg(attach->dev, sgt->sgl, sgt->nents, in udl_detach_dma_buf()
83 int nents, ret; in udl_map_dma_buf() local
126 nents = dma_map_sg(attach->dev, sgt->sgl, sgt->orig_nents, dir); in udl_map_dma_buf()
127 if (!nents) { in udl_map_dma_buf()
|
| /drivers/staging/android/ion/ |
| D | ion_heap.c | 48 for_each_sg(table->sgl, sg, table->nents, i) { in ion_heap_map_kernel()
81 for_each_sg(table->sgl, sg, table->nents, i) { in ion_heap_map_user()
118 static int ion_heap_sglist_zero(struct scatterlist *sgl, unsigned int nents, in ion_heap_sglist_zero() argument
126 for_each_sg_page(sgl, &piter, nents, 0) { in ion_heap_sglist_zero()
151 return ion_heap_sglist_zero(table->sgl, table->nents, pgprot); in ion_heap_buffer_zero()
|
| /drivers/dma/hsu/ |
| D | hsu.c | 80 count = desc->nents - desc->active; in hsu_dma_chan_start()
222 } else if (desc->active < desc->nents) { in hsu_dma_do_irq()
236 static struct hsu_dma_desc *hsu_dma_alloc_desc(unsigned int nents) in hsu_dma_alloc_desc() argument
244 desc->sg = kcalloc(nents, sizeof(*desc->sg), GFP_NOWAIT); in hsu_dma_alloc_desc()
282 desc->nents = sg_len; in hsu_dma_prep_slave_sg()
307 for (i = desc->active; i < desc->nents; i++) in hsu_dma_active_desc_size()
|
| /drivers/pci/host/ |
| D | vmd.c | 334 static int vmd_map_sg(struct device *dev, struct scatterlist *sg, int nents, in vmd_map_sg() argument
337 return vmd_dma_ops(dev)->map_sg(to_vmd_dev(dev), sg, nents, dir, attrs); in vmd_map_sg()
340 static void vmd_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, in vmd_unmap_sg() argument
343 vmd_dma_ops(dev)->unmap_sg(to_vmd_dev(dev), sg, nents, dir, attrs); in vmd_unmap_sg()
360 int nents, enum dma_data_direction dir) in vmd_sync_sg_for_cpu() argument
362 vmd_dma_ops(dev)->sync_sg_for_cpu(to_vmd_dev(dev), sg, nents, dir); in vmd_sync_sg_for_cpu()
366 int nents, enum dma_data_direction dir) in vmd_sync_sg_for_device() argument
368 vmd_dma_ops(dev)->sync_sg_for_device(to_vmd_dev(dev), sg, nents, dir); in vmd_sync_sg_for_device()
|
| /drivers/gpu/drm/i915/ |
| D | i915_gem_dmabuf.c | 64 ret = sg_alloc_table(st, obj->pages->nents, GFP_KERNEL); in i915_gem_map_dma_buf()
70 for (i = 0; i < obj->pages->nents; i++) { in i915_gem_map_dma_buf()
76 if (!dma_map_sg(attachment->dev, st->sgl, st->nents, dir)) { in i915_gem_map_dma_buf()
102 dma_unmap_sg(attachment->dev, sg->sgl, sg->nents, dir); in i915_gem_unmap_dma_buf()
|
| /drivers/misc/ |
| D | tifm_core.c | 298 int tifm_map_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents, in tifm_map_sg() argument
301 return pci_map_sg(to_pci_dev(sock->dev.parent), sg, nents, direction); in tifm_map_sg()
305 void tifm_unmap_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents, in tifm_unmap_sg() argument
308 pci_unmap_sg(to_pci_dev(sock->dev.parent), sg, nents, direction); in tifm_unmap_sg()
|