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Searched refs:num_sgs (Results 1 – 25 of 49) sorted by relevance

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/linux-6.3-rc2/drivers/usb/usbip/
A Dvhci_tx.c80 if (urb->num_sgs && usb_pipeout(urb->pipe)) in vhci_send_cmd_submit()
81 iovnum = 2 + urb->num_sgs; in vhci_send_cmd_submit()
91 if (urb->num_sgs) in vhci_send_cmd_submit()
106 if (urb->num_sgs && in vhci_send_cmd_submit()
108 for_each_sg(urb->sg, sg, urb->num_sgs, i) { in vhci_send_cmd_submit()
A Dstub_tx.c176 !urb->num_sgs) { in stub_send_ret_submit()
186 urb->num_sgs) in stub_send_ret_submit()
187 iovnum = 1 + urb->num_sgs; in stub_send_ret_submit()
240 if (urb->num_sgs) { in stub_send_ret_submit()
244 for_each_sg(urb->sg, sg, urb->num_sgs, i) { in stub_send_ret_submit()
A Dstub_main.c310 if (urb->num_sgs) { in stub_free_priv_and_urb()
313 urb->num_sgs = 0; in stub_free_priv_and_urb()
A Dvhci_rx.c98 if (urb->num_sgs) in vhci_recv_ret_submit()
A Dusbip_common.c793 if (urb->num_sgs) { in usbip_recv_xbuff()
795 for_each_sg(urb->sg, sg, urb->num_sgs, i) { in usbip_recv_xbuff()
/linux-6.3-rc2/drivers/dma/
A Ddma-axi-dmac.c119 unsigned int num_sgs; member
238 if (desc->num_submitted == desc->num_sgs || in axi_dmac_start_transfer()
267 desc->num_sgs == 1) in axi_dmac_start_transfer()
308 for (i = 0; i < desc->num_sgs; i++) { in axi_dmac_dequeue_partial_xfers()
355 for (i = start; i < active->num_sgs; i++) { in axi_dmac_compute_residue()
396 if (active->num_completed == active->num_sgs || in axi_dmac_transfer_done()
488 for (i = 0; i < num_sgs; i++) in axi_dmac_alloc_desc()
491 desc->num_sgs = num_sgs; in axi_dmac_alloc_desc()
548 unsigned int num_sgs; in axi_dmac_prep_slave_sg() local
554 num_sgs = 0; in axi_dmac_prep_slave_sg()
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A Dstm32-dma.c193 u32 num_sgs; member
581 if (chan->next_sg == chan->desc->num_sgs) in stm32_dma_start_transfer()
660 if (chan->desc->num_sgs == 1) in stm32_dma_handle_chan_paused()
698 sg_req = &chan->desc->sg_req[chan->desc->num_sgs - 1]; in stm32_dma_post_resume_reconfigure()
753 if (chan->next_sg == chan->desc->num_sgs) { in stm32_dma_handle_chan_done()
1145 desc->num_sgs = sg_len; in stm32_dma_prep_slave_sg()
1236 desc->num_sgs = num_periods; in stm32_dma_prep_dma_cyclic()
1250 u32 num_sgs, best_burst, dma_burst, threshold; in stm32_dma_prep_dma_memcpy() local
1287 desc->num_sgs = num_sgs; in stm32_dma_prep_dma_memcpy()
1392 if (n_sg == chan->desc->num_sgs) in stm32_dma_desc_residue()
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/linux-6.3-rc2/drivers/net/wireless/mediatek/mt76/
A Dusb.c341 for (j = nsgs; j < urb->num_sgs; j++) in mt76u_fill_rx_sg()
343 urb->num_sgs = i; in mt76u_fill_rx_sg()
346 urb->num_sgs = max_t(int, i, urb->num_sgs); in mt76u_fill_rx_sg()
347 urb->transfer_buffer_length = urb->num_sgs * q->buf_size; in mt76u_fill_rx_sg()
348 sg_init_marker(urb->sg, urb->num_sgs); in mt76u_fill_rx_sg()
409 for (i = 0; i < urb->num_sgs; i++) in mt76u_urb_free()
517 int data_len = urb->num_sgs ? urb->sg[0].length : urb->actual_length; in mt76u_process_rx_entry()
540 while (len > 0 && nsgs < urb->num_sgs) { in mt76u_process_rx_entry()
846 urb->num_sgs = skb_to_sgvec(skb, urb->sg, 0, skb->len); in mt76u_tx_setup_buffers()
847 if (!urb->num_sgs) in mt76u_tx_setup_buffers()
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/linux-6.3-rc2/drivers/usb/gadget/udc/
A Dtrace.h220 __field(unsigned, num_sgs)
234 __entry->num_sgs = req->num_sgs;
246 __entry->num_mapped_sgs, __entry->num_sgs, __entry->stream_id,
A Dcore.c832 if (req->num_sgs) { in usb_gadget_map_request_by_dev()
835 mapped = dma_map_sg(dev, req->sg, req->num_sgs, in usb_gadget_map_request_by_dev()
881 dma_unmap_sg(dev, req->sg, req->num_sgs, in usb_gadget_unmap_request_by_dev()
/linux-6.3-rc2/drivers/usb/cdns3/
A Dcdnsp-ring.c1724 for_each_sg(preq->request.sg, sg, preq->request.num_sgs, i) { in count_sg_trbs_needed()
1859 unsigned int start_cycle, num_sgs = 0; in cdnsp_queue_bulk_tx() local
1879 if (preq->request.num_sgs) { in cdnsp_queue_bulk_tx()
1880 num_sgs = preq->request.num_sgs; in cdnsp_queue_bulk_tx()
1986 --num_sgs; in cdnsp_queue_bulk_tx()
1988 if (num_sgs != 0) { in cdnsp_queue_bulk_tx()
2207 unsigned int num_sgs = 0; in cdnsp_queue_isoc_tx() local
2219 if (preq->request.num_sgs) { in cdnsp_queue_isoc_tx()
2220 num_sgs = preq->request.num_sgs; in cdnsp_queue_isoc_tx()
2313 --num_sgs; in cdnsp_queue_isoc_tx()
[all …]
A Dcdnsp-trace.h470 __field(unsigned int, num_sgs)
488 __entry->num_sgs = req->request.num_sgs;
500 __entry->sg, __entry->num_sgs, __entry->num_mapped_sgs
/linux-6.3-rc2/drivers/usb/core/
A Ddevio.c412 for (i = 0; i < as->urb->num_sgs; i++) { in free_async()
531 if (urb->num_sgs == 0) { in snoop_urb_data()
554 if (urb->num_sgs == 0) { in copy_urb_data_to_user()
1615 int i, ret, num_sgs = 0, ifnum = -1; in proc_do_submiturb() local
1711 if (num_sgs == 1 || num_sgs > ps->dev->bus->sg_tablesize) in proc_do_submiturb()
1712 num_sgs = 0; in proc_do_submiturb()
1784 num_sgs = 0; in proc_do_submiturb()
1794 if (num_sgs) { in proc_do_submiturb()
1795 as->urb->sg = kmalloc_array(num_sgs, in proc_do_submiturb()
1802 as->urb->num_sgs = num_sgs; in proc_do_submiturb()
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A Durb.c483 } else if (urb->num_sgs && !urb->dev->bus->no_sg_constraint && in usb_submit_urb()
488 for_each_sg(urb->sg, sg, urb->num_sgs - 1, i) in usb_submit_urb()
A Dhcd.c1371 urb->num_sgs, in usb_hcd_unmap_urb_for_dma()
1463 if (urb->num_sgs) { in usb_hcd_map_urb_for_dma()
1475 urb->num_sgs, in usb_hcd_map_urb_for_dma()
1482 if (n != urb->num_sgs) in usb_hcd_map_urb_for_dma()
/linux-6.3-rc2/net/rds/
A Dsend.c889 static int rds_rm_size(struct msghdr *msg, int num_sgs, in rds_rm_size() argument
899 if (num_sgs < 0) in rds_rm_size()
962 size += num_sgs * sizeof(struct scatterlist); in rds_rm_size()
1120 int num_sgs = DIV_ROUND_UP(payload_len, PAGE_SIZE); in rds_sendmsg() local
1261 num_sgs = iov_iter_npages(&msg->msg_iter, INT_MAX); in rds_sendmsg()
1264 ret = rds_rm_size(msg, num_sgs, &vct); in rds_sendmsg()
1276 rm->data.op_sg = rds_message_alloc_sgs(rm, num_sgs); in rds_sendmsg()
A Dmessage.c338 int num_sgs = DIV_ROUND_UP(total_len, PAGE_SIZE); in rds_message_map_pages() local
339 int extra_bytes = num_sgs * sizeof(struct scatterlist); in rds_message_map_pages()
348 rm->data.op_sg = rds_message_alloc_sgs(rm, num_sgs); in rds_message_map_pages()
/linux-6.3-rc2/drivers/usb/host/
A Dxhci-trace.h266 __field(int, num_sgs)
281 __entry->num_sgs = urb->num_sgs;
298 __entry->num_sgs, __entry->stream, __entry->flags
A Dxhci-ring.c787 if (urb->num_sgs) { in xhci_unmap_td_bounce_buffer()
788 len = sg_pcopy_from_buffer(urb->sg, urb->num_sgs, seg->bounce_buf, in xhci_unmap_td_bounce_buffer()
3489 if (urb->num_sgs) { in xhci_align_td()
3490 len = sg_pcopy_to_buffer(urb->sg, urb->num_sgs, in xhci_align_td()
3533 unsigned int start_cycle, num_sgs = 0; in xhci_queue_bulk_tx() local
3545 if (urb->num_sgs && !(urb->transfer_flags & URB_DMA_MAP_SINGLE)) { in xhci_queue_bulk_tx()
3546 num_sgs = urb->num_mapped_sgs; in xhci_queue_bulk_tx()
3651 --num_sgs; in xhci_queue_bulk_tx()
3654 if (num_sgs != 0 && sg) { in xhci_queue_bulk_tx()
/linux-6.3-rc2/drivers/net/usb/
A Dusbnet.c1317 unsigned num_sgs, total_len = 0; in build_dma_sg() local
1320 num_sgs = skb_shinfo(skb)->nr_frags + 1; in build_dma_sg()
1321 if (num_sgs == 1) in build_dma_sg()
1325 urb->sg = kmalloc_array(num_sgs + 1, sizeof(struct scatterlist), in build_dma_sg()
1330 urb->num_sgs = num_sgs; in build_dma_sg()
1331 sg_init_table(urb->sg, urb->num_sgs + 1); in build_dma_sg()
1403 if (skb_tailroom(skb) && !urb->num_sgs) { in usbnet_start_xmit()
1406 } else if (urb->num_sgs) in usbnet_start_xmit()
1407 sg_set_buf(&urb->sg[urb->num_sgs++], in usbnet_start_xmit()
/linux-6.3-rc2/drivers/dma/dw-axi-dmac/
A Ddw-axi-dmac-platform.c800 u32 len, num_sgs = 0; in dw_axi_dma_chan_prep_slave_sg() local
818 num_sgs += DIV_ROUND_UP(sg_dma_len(sg), axi_block_len); in dw_axi_dma_chan_prep_slave_sg()
820 desc = axi_desc_alloc(num_sgs); in dw_axi_dma_chan_prep_slave_sg()
847 set_desc_last(&desc->hw_desc[num_sgs - 1]); in dw_axi_dma_chan_prep_slave_sg()
851 hw_desc = &desc->hw_desc[--num_sgs]; in dw_axi_dma_chan_prep_slave_sg()
854 } while (num_sgs); in dw_axi_dma_chan_prep_slave_sg()
/linux-6.3-rc2/drivers/dma/mediatek/
A Dmtk-hsdma.c418 u16 reserved, prev, tlen, num_sgs; in mtk_hsdma_issue_pending_vdesc() local
428 num_sgs = DIV_ROUND_UP(hvd->len, MTK_HSDMA_MAX_LEN); in mtk_hsdma_issue_pending_vdesc()
429 reserved = min_t(u16, num_sgs, atomic_read(&pc->nr_free)); in mtk_hsdma_issue_pending_vdesc()
/linux-6.3-rc2/drivers/usb/gadget/function/
A Df_tcm.c228 fu->bot_req_in->num_sgs = se_cmd->t_data_nents; in bot_send_read_response()
267 fu->bot_req_out->num_sgs = se_cmd->t_data_nents; in bot_send_write_request()
530 stream->req_in->num_sgs = se_cmd->t_data_nents; in uasp_prepare_r_request()
965 if (req->num_sgs == 0) { in usbg_data_write_cmpl()
993 req->num_sgs = se_cmd->t_data_nents; in usbg_prepare_w_request()
/linux-6.3-rc2/drivers/media/platform/st/stm32/
A Dstm32-dcmi.c526 unsigned int num_sgs = 1; in dcmi_buf_prepare() local
545 num_sgs = DIV_ROUND_UP(buf->size, dcmi->dma_max_burst); in dcmi_buf_prepare()
547 ret = sg_alloc_table(&buf->sgt, num_sgs, GFP_ATOMIC); in dcmi_buf_prepare()
558 for_each_sg(buf->sgt.sgl, sg, num_sgs, i) { in dcmi_buf_prepare()
/linux-6.3-rc2/drivers/usb/chipidea/
A Dhost.c413 if (urb->num_sgs || urb->sg || urb->transfer_buffer_length == 0 || in ci_hdrc_alloc_dma_aligned_buffer()

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