| /drivers/gpu/drm/virtio/ |
| D | virtgpu_gem.c | 165 struct virtio_gpu_object_array *virtio_gpu_array_alloc(u32 nents) in virtio_gpu_array_alloc() argument
169 objs = kmalloc(struct_size(objs, objs, nents), GFP_KERNEL); in virtio_gpu_array_alloc()
173 objs->nents = 0; in virtio_gpu_array_alloc()
174 objs->total = nents; in virtio_gpu_array_alloc()
184 virtio_gpu_array_from_handles(struct drm_file *drm_file, u32 *handles, u32 nents) in virtio_gpu_array_from_handles() argument
189 objs = virtio_gpu_array_alloc(nents); in virtio_gpu_array_from_handles()
193 for (i = 0; i < nents; i++) { in virtio_gpu_array_from_handles()
196 objs->nents = i; in virtio_gpu_array_from_handles()
201 objs->nents = i; in virtio_gpu_array_from_handles()
208 if (WARN_ON_ONCE(objs->nents == objs->total)) in virtio_gpu_array_add_obj()
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| D | virtgpu_object.c | 138 unsigned int *nents) in virtio_gpu_object_shmem_init() argument
150 *nents = pages->nents; in virtio_gpu_object_shmem_init()
152 *nents = pages->orig_nents; in virtio_gpu_object_shmem_init()
154 *ents = kvmalloc_array(*nents, in virtio_gpu_object_shmem_init()
188 unsigned int nents; in virtio_gpu_object_create() local
205 ret = virtio_gpu_object_shmem_init(vgdev, bo, &ents, &nents); in virtio_gpu_object_create()
226 ents, nents); in virtio_gpu_object_create()
230 virtio_gpu_object_attach(vgdev, bo, ents, nents); in virtio_gpu_object_create()
234 virtio_gpu_object_attach(vgdev, bo, ents, nents); in virtio_gpu_object_create()
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| /drivers/crypto/ccree/ |
| D | cc_buffer_mgr.c | 25 int nents[MAX_NUM_OF_BUFFERS_IN_MLLI]; member
77 unsigned int nents = 0; in cc_get_sgl_nents() local
82 nents++; in cc_get_sgl_nents()
90 dev_dbg(dev, "nents %d last bytes %d\n", nents, *lbytes); in cc_get_sgl_nents()
91 return nents; in cc_get_sgl_nents()
109 u32 nents; in cc_copy_sg_portion() local
111 nents = sg_nents_for_len(sg, end); in cc_copy_sg_portion()
112 sg_copy_buffer(sg, nents, dest, (end - to_skip + 1), to_skip, in cc_copy_sg_portion()
236 unsigned int nents, struct scatterlist *sgl, in cc_add_sg_entry() argument
243 index, nents, sgl, data_len, is_last_table); in cc_add_sg_entry()
[all …]
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| /drivers/gpu/drm/i915/ |
| D | i915_scatterlist.c | 21 if (orig_st->nents == orig_st->orig_nents) in i915_sg_trim()
24 if (sg_alloc_table(&new_st, orig_st->nents, GFP_KERNEL | __GFP_NOWARN)) in i915_sg_trim()
28 for_each_sg(orig_st->sgl, sg, orig_st->nents, i) { in i915_sg_trim()
113 st->nents = 0; in i915_rsgt_from_mm_node()
122 if (st->nents) in i915_rsgt_from_mm_node()
130 st->nents++; in i915_rsgt_from_mm_node()
199 st->nents = 0; in i915_rsgt_from_buddy_resource()
212 if (st->nents) in i915_rsgt_from_buddy_resource()
220 st->nents++; in i915_rsgt_from_buddy_resource()
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| /drivers/spi/ |
| D | spi-dw-dma.c | 292 u32 nents; in dw_spi_dma_wait_tx_done() local
294 nents = dw_readl(dws, DW_SPI_TXFLR); in dw_spi_dma_wait_tx_done()
296 delay.value = nents * dws->n_bytes * BITS_PER_BYTE; in dw_spi_dma_wait_tx_done()
340 unsigned int nents) in dw_spi_dma_submit_tx() argument
346 txdesc = dmaengine_prep_slave_sg(dws->txchan, sgl, nents, in dw_spi_dma_submit_tx()
377 u32 nents; in dw_spi_dma_wait_rx_done() local
388 nents = dw_readl(dws, DW_SPI_RXFLR); in dw_spi_dma_wait_rx_done()
389 ns = 4U * NSEC_PER_SEC / dws->max_freq * nents; in dw_spi_dma_wait_rx_done()
441 unsigned int nents) in dw_spi_dma_submit_rx() argument
447 rxdesc = dmaengine_prep_slave_sg(dws->rxchan, sgl, nents, in dw_spi_dma_submit_rx()
[all …]
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| D | spi-ep93xx.c | 285 int i, ret, nents; in ep93xx_spi_dma_prepare() local
325 nents = DIV_ROUND_UP(len, PAGE_SIZE); in ep93xx_spi_dma_prepare()
326 if (nents != sgt->nents) { in ep93xx_spi_dma_prepare()
329 ret = sg_alloc_table(sgt, nents, GFP_KERNEL); in ep93xx_spi_dma_prepare()
335 for_each_sg(sgt->sgl, sg, sgt->nents, i) { in ep93xx_spi_dma_prepare()
355 nents = dma_map_sg(chan->device->dev, sgt->sgl, sgt->nents, dir); in ep93xx_spi_dma_prepare()
356 if (!nents) in ep93xx_spi_dma_prepare()
359 txd = dmaengine_prep_slave_sg(chan, sgt->sgl, nents, conf.direction, in ep93xx_spi_dma_prepare()
362 dma_unmap_sg(chan->device->dev, sgt->sgl, sgt->nents, dir); in ep93xx_spi_dma_prepare()
391 dma_unmap_sg(chan->device->dev, sgt->sgl, sgt->nents, dir); in ep93xx_spi_dma_finish()
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| /drivers/hwtracing/intel_th/ |
| D | msu-sink.c | 54 unsigned int nents; in msu_sink_alloc_window() local
62 nents = DIV_ROUND_UP(size, PAGE_SIZE); in msu_sink_alloc_window()
64 ret = sg_alloc_table(*sgt, nents, GFP_KERNEL); in msu_sink_alloc_window()
70 for_each_sg((*sgt)->sgl, sg_ptr, nents, i) { in msu_sink_alloc_window()
80 return nents; in msu_sink_alloc_window()
90 for_each_sg(sgt->sgl, sg_ptr, sgt->nents, i) { in msu_sink_free_window()
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| /drivers/parisc/ |
| D | iommu-helpers.h | 15 iommu_fill_pdir(struct ioc *ioc, struct scatterlist *startsg, int nents, in iommu_fill_pdir() argument
30 while (nents-- > 0) { in iommu_fill_pdir()
34 DBG_RUN_SG(" %d : %08lx %p/%05x\n", nents, in iommu_fill_pdir()
102 struct scatterlist *startsg, int nents, in iommu_coalesce_chunks() argument
114 while (nents > 0) { in iommu_coalesce_chunks()
131 while(--nents > 0) { in iommu_coalesce_chunks()
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| D | sba_iommu.c | 278 sba_dump_sg( struct ioc *ioc, struct scatterlist *startsg, int nents) in sba_dump_sg() argument
280 while (nents-- > 0) { in sba_dump_sg()
282 nents, in sba_dump_sg()
950 sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents, in sba_map_sg() argument
957 DBG_RUN_SG("%s() START %d entries\n", __func__, nents); in sba_map_sg()
964 if (nents == 1) { in sba_map_sg()
976 sba_dump_sg(ioc, sglist, nents); in sba_map_sg()
993 iommu_coalesce_chunks(ioc, dev, sglist, nents, sba_alloc_range); in sba_map_sg()
1003 filled = iommu_fill_pdir(ioc, sglist, nents, 0, sba_io_pdir_entry); in sba_map_sg()
1011 sba_dump_sg(ioc, sglist, nents); in sba_map_sg()
[all …]
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| D | ccio-dma.c | 903 ccio_map_sg(struct device *dev, struct scatterlist *sglist, int nents, in ccio_map_sg() argument
918 DBG_RUN_SG("%s() START %d entries\n", __func__, nents); in ccio_map_sg()
921 if (nents == 1) { in ccio_map_sg()
929 for(i = 0; i < nents; i++) in ccio_map_sg()
946 coalesced = iommu_coalesce_chunks(ioc, dev, sglist, nents, ccio_alloc_range); in ccio_map_sg()
956 filled = iommu_fill_pdir(ioc, sglist, nents, hint, ccio_io_pdir_entry); in ccio_map_sg()
983 ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, in ccio_unmap_sg() argument
996 __func__, nents, sg_virt(sglist), sglist->length); in ccio_unmap_sg()
1002 while (nents && sg_dma_len(sglist)) { in ccio_unmap_sg()
1010 nents--; in ccio_unmap_sg()
[all …]
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| /drivers/target/iscsi/cxgbit/ |
| D | cxgbit_ddp.c | 153 unsigned int nents) in cxgbit_ddp_sgl_check() argument
155 unsigned int last_sgidx = nents - 1; in cxgbit_ddp_sgl_check()
158 for (i = 0; i < nents; i++, sg = sg_next(sg)) { in cxgbit_ddp_sgl_check()
177 unsigned int sgcnt = ttinfo->nents; in cxgbit_ddp_reserve()
184 xferlen, ttinfo->nents); in cxgbit_ddp_reserve()
246 ttinfo->nents = cmd->se_cmd.t_data_nents; in cxgbit_get_r2t_ttt()
251 csk, cmd, cmd->se_cmd.data_length, ttinfo->nents); in cxgbit_get_r2t_ttt()
254 ttinfo->nents = 0; in cxgbit_get_r2t_ttt()
286 ttinfo->nents, DMA_FROM_DEVICE); in cxgbit_unmap_cmd()
287 ttinfo->nents = 0; in cxgbit_unmap_cmd()
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| /drivers/crypto/cavium/nitrox/ |
| D | nitrox_req.h | 555 static inline void *alloc_req_buf(int nents, int extralen, gfp_t gfp) in alloc_req_buf() argument
559 size = sizeof(struct scatterlist) * nents; in alloc_req_buf()
621 int nents, int ivsize) in alloc_src_req_buf() argument
625 nkreq->src = alloc_req_buf(nents, ivsize, creq->gfp); in alloc_src_req_buf()
643 int nents, int ivsize, in nitrox_creq_set_src_sg() argument
652 sg_init_table(sg, nents); in nitrox_creq_set_src_sg()
667 int nents) in alloc_dst_req_buf() argument
672 nkreq->dst = alloc_req_buf(nents, extralen, creq->gfp); in alloc_dst_req_buf()
701 int nents, int ivsize, in nitrox_creq_set_dst_sg() argument
710 sg_init_table(sg, nents); in nitrox_creq_set_dst_sg()
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| D | nitrox_aead.c | 97 int nents = sg_nents_for_len(src, buflen); in alloc_src_sglist() local
100 if (nents < 0) in alloc_src_sglist()
101 return nents; in alloc_src_sglist()
104 nents += 1; in alloc_src_sglist()
106 ret = alloc_src_req_buf(nkreq, nents, ivsize); in alloc_src_sglist()
111 nitrox_creq_set_src_sg(nkreq, nents, ivsize, src, buflen); in alloc_src_sglist()
119 int nents = sg_nents_for_len(dst, buflen); in alloc_dst_sglist() local
122 if (nents < 0) in alloc_dst_sglist()
123 return nents; in alloc_dst_sglist()
126 nents += 3; in alloc_dst_sglist()
[all …]
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| D | nitrox_reqmgr.c | 163 int i, nents, ret = 0; in dma_map_inbufs() local
165 nents = dma_map_sg(dev, req->src, sg_nents(req->src), in dma_map_inbufs()
167 if (!nents) in dma_map_inbufs()
170 for_each_sg(req->src, sg, nents, i) in dma_map_inbufs()
174 sr->in.sgmap_cnt = nents; in dma_map_inbufs()
191 int nents, ret = 0; in dma_map_outbufs() local
193 nents = dma_map_sg(dev, req->dst, sg_nents(req->dst), in dma_map_outbufs()
195 if (!nents) in dma_map_outbufs()
199 sr->out.sgmap_cnt = nents; in dma_map_outbufs()
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| /drivers/mmc/core/ |
| D | sdio_ops.c | 122 unsigned int nents, left_size, i; in mmc_io_rw_extended() local
152 nents = DIV_ROUND_UP(left_size, seg_size); in mmc_io_rw_extended()
153 if (nents > 1) { in mmc_io_rw_extended()
154 if (sg_alloc_table(&sgtable, nents, GFP_KERNEL)) in mmc_io_rw_extended()
158 data.sg_len = nents; in mmc_io_rw_extended()
196 if (nents > 1) in mmc_io_rw_extended()
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| /drivers/iommu/ |
| D | dma-iommu.c | 534 int nents, enum dma_data_direction dir) in dev_use_sg_swiotlb() argument
551 for_each_sg(sg, s, nents, i) in dev_use_sg_swiotlb()
1123 static int __finalise_sg(struct device *dev, struct scatterlist *sg, int nents, in __finalise_sg() argument
1131 for_each_sg(sg, s, nents, i) { in __finalise_sg()
1191 static void __invalidate_sg(struct scatterlist *sg, int nents) in __invalidate_sg() argument
1196 for_each_sg(sg, s, nents, i) { in __invalidate_sg()
1211 int nents, enum dma_data_direction dir, unsigned long attrs) in iommu_dma_unmap_sg_swiotlb() argument
1216 for_each_sg(sg, s, nents, i) in iommu_dma_unmap_sg_swiotlb()
1222 int nents, enum dma_data_direction dir, unsigned long attrs) in iommu_dma_map_sg_swiotlb() argument
1229 for_each_sg(sg, s, nents, i) { in iommu_dma_map_sg_swiotlb()
[all …]
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| /drivers/infiniband/hw/usnic/ |
| D | usnic_uiom.c | 74 for_each_sg(chunk->page_list, sg, chunk->nents, i) { in usnic_uiom_put_pages()
160 chunk->nents = min_t(int, ret, USNIC_UIOM_PAGE_CHUNK); in usnic_uiom_get_pages()
161 sg_init_table(chunk->page_list, chunk->nents); in usnic_uiom_get_pages()
162 for_each_sg(chunk->page_list, sg, chunk->nents, i) { in usnic_uiom_get_pages()
169 cur_base += chunk->nents * PAGE_SIZE; in usnic_uiom_get_pages()
170 ret -= chunk->nents; in usnic_uiom_get_pages()
171 off += chunk->nents; in usnic_uiom_get_pages()
259 for (i = 0; i < chunk->nents; i++, va += PAGE_SIZE) { in usnic_uiom_map_sorted_intervals()
310 if (i == chunk->nents) { in usnic_uiom_map_sorted_intervals()
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| /drivers/infiniband/core/ |
| D | rw.c | 97 u32 nents = min(sg_cnt, pages_per_mr); in rdma_rw_init_one_mr() local
106 ret = ib_map_mr_sg(reg->mr, sg, nents, &offset, PAGE_SIZE); in rdma_rw_init_one_mr()
107 if (ret < 0 || ret < nents) { in rdma_rw_init_one_mr()
142 u32 nents = min(sg_cnt, pages_per_mr); in rdma_rw_init_mr_wrs() local
174 sg_cnt -= nents; in rdma_rw_init_mr_wrs()
175 for (j = 0; j < nents; j++) in rdma_rw_init_mr_wrs()
306 sg_cnt = sgt.nents; in rdma_rw_ctx_init()
418 ret = ib_map_mr_sg_pi(ctx->reg->mr, sg, sgt.nents, NULL, prot_sg, in rdma_rw_ctx_signature_init()
419 prot_sgt.nents, NULL, SZ_4K); in rdma_rw_ctx_signature_init()
422 sgt.nents + prot_sgt.nents); in rdma_rw_ctx_signature_init()
[all …]
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| /drivers/gpu/drm/i915/selftests/ |
| D | scatterlist.c | 51 for_each_sg(pt->st.sgl, sg, pt->st.nents, n) { in expect_pfn_sg()
53 unsigned int npages = npages_fn(n, pt->st.nents, rnd); in expect_pfn_sg()
89 for_each_sg_page(pt->st.sgl, &sgiter, pt->st.nents, 0) { in expect_pfn_sg_page_iter()
263 pt->st.nents = n; in alloc_table()
350 pt.st.nents != prime) { in igt_sg_trim()
352 pt.st.nents, pt.st.orig_nents, prime); in igt_sg_trim()
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| /drivers/staging/media/ipu3/ |
| D | ipu3-dmamap.c | 185 int nents, struct imgu_css_map *map) in imgu_dmamap_map_sg() argument
193 for_each_sg(sglist, sg, nents, i) { in imgu_dmamap_map_sg()
197 if (i != nents - 1 && !PAGE_ALIGNED(sg->length)) in imgu_dmamap_map_sg()
205 nents, size >> shift); in imgu_dmamap_map_sg()
216 sglist, nents) < size) in imgu_dmamap_map_sg()
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| /drivers/usb/storage/ |
| D | protocol.c | 128 unsigned int nents = scsi_sg_count(srb); in usb_stor_access_xfer_buf() local
131 nents = sg_nents(sg); in usb_stor_access_xfer_buf()
135 sg_miter_start(&miter, sg, nents, dir == FROM_XFER_BUF ? in usb_stor_access_xfer_buf()
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| /drivers/crypto/bcm/ |
| D | util.c | 54 unsigned int nents = sg_nents(src); in sg_copy_part_to_buf() local
56 copied = sg_pcopy_to_buffer(src, nents, dest, len, skip); in sg_copy_part_to_buf()
60 flow_log("sg with %u entries and skip %u\n", nents, skip); in sg_copy_part_to_buf()
73 unsigned int nents = sg_nents(dest); in sg_copy_part_from_buf() local
75 copied = sg_pcopy_from_buffer(dest, nents, src, len, skip); in sg_copy_part_from_buf()
79 flow_log("sg with %u entries and skip %u\n", nents, skip); in sg_copy_part_from_buf()
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| /drivers/crypto/qce/ |
| D | dma.c | 78 int nents, unsigned long flags, in qce_dma_prep_sg() argument
85 if (!sg || !nents) in qce_dma_prep_sg()
88 desc = dmaengine_prep_slave_sg(chan, sg, nents, dir, flags); in qce_dma_prep_sg()
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| /drivers/xen/ |
| D | grant-dma-ops.c | 235 int nents, enum dma_data_direction dir, in xen_grant_dma_unmap_sg() argument
244 for_each_sg(sg, s, nents, i) in xen_grant_dma_unmap_sg()
250 int nents, enum dma_data_direction dir, in xen_grant_dma_map_sg() argument
259 for_each_sg(sg, s, nents, i) { in xen_grant_dma_map_sg()
268 return nents; in xen_grant_dma_map_sg()
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| /drivers/dma/hsu/ |
| D | hsu.c | 85 count = desc->nents - desc->active; in hsu_dma_chan_start()
229 } else if (desc->active < desc->nents) { in hsu_dma_do_irq()
244 static struct hsu_dma_desc *hsu_dma_alloc_desc(unsigned int nents) in hsu_dma_alloc_desc() argument
252 desc->sg = kcalloc(nents, sizeof(*desc->sg), GFP_NOWAIT); in hsu_dma_alloc_desc()
290 desc->nents = sg_len; in hsu_dma_prep_slave_sg()
315 for (i = desc->active; i < desc->nents; i++) in hsu_dma_active_desc_size()
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