Searched refs:dma_index (Results 1 – 4 of 4) sorted by relevance
| /Linux-v5.10/drivers/tty/serial/8250/ |
| D | 8250_mid.c | 44 int dma_index; member
59 mid->dma_index = 0; in pnw_setup()
62 mid->dma_index = 1; in pnw_setup()
65 mid->dma_index = 2; in pnw_setup()
88 err = hsu_dma_get_status(chip, mid->dma_index * 2 + 1, &status); in tng_handle_irq()
93 ret |= hsu_dma_do_irq(chip, mid->dma_index * 2 + 1, status); in tng_handle_irq()
96 err = hsu_dma_get_status(chip, mid->dma_index * 2, &status); in tng_handle_irq()
100 ret |= hsu_dma_do_irq(chip, mid->dma_index * 2, status); in tng_handle_irq()
120 mid->dma_index = index; in tng_setup()
264 rx_param->chan_id = mid->dma_index * 2 + 1; in mid8250_dma_setup()
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| /Linux-v5.10/drivers/infiniband/core/ |
| D | umem_odp.c | 304 unsigned int dma_index, in ib_umem_odp_map_dma_single_page() argument
309 dma_addr_t *dma_addr = &umem_odp->dma_list[dma_index]; in ib_umem_odp_map_dma_single_page()
358 int pfn_index, dma_index, ret = 0, start_idx; in ib_umem_odp_map_dma_and_lock() local
413 dma_index = start_idx; in ib_umem_odp_map_dma_and_lock()
422 pfn_index += 1 << (page_shift - PAGE_SHIFT), dma_index++) { in ib_umem_odp_map_dma_and_lock()
433 WARN_ON(umem_odp->dma_list[dma_index]); in ib_umem_odp_map_dma_and_lock()
454 umem_odp, dma_index, hmm_pfn_to_page(range.hmm_pfns[pfn_index]), in ib_umem_odp_map_dma_and_lock()
464 ret = dma_index - start_idx; in ib_umem_odp_map_dma_and_lock()
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| /Linux-v5.10/drivers/staging/comedi/drivers/ |
| D | dt282x.c | 316 static int dt282x_prep_ai_dma(struct comedi_device *dev, int dma_index, int n) in dt282x_prep_ai_dma() argument
320 struct comedi_isadma_desc *desc = &dma->desc[dma_index]; in dt282x_prep_ai_dma()
339 static int dt282x_prep_ao_dma(struct comedi_device *dev, int dma_index, int n) in dt282x_prep_ao_dma() argument
343 struct comedi_isadma_desc *desc = &dma->desc[dma_index]; in dt282x_prep_ao_dma()
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| /Linux-v5.10/drivers/usb/cdns3/ |
| D | gadget.c | 116 int dma_index; in cdns3_get_dma_pos() local
118 dma_index = readl(&priv_dev->regs->ep_traddr) - priv_ep->trb_pool_dma; in cdns3_get_dma_pos()
120 return dma_index / TRB_SIZE; in cdns3_get_dma_pos()
989 int dma_index; in cdns3_wa1_tray_restore_cycle_bit() local
993 dma_index = cdns3_get_dma_pos(priv_dev, priv_ep); in cdns3_wa1_tray_restore_cycle_bit()
995 if (!doorbell || dma_index != priv_ep->wa1_trb_index) in cdns3_wa1_tray_restore_cycle_bit()
1158 int doorbell, dma_index; in cdns3_ep_run_transfer() local
1162 dma_index = cdns3_get_dma_pos(priv_dev, priv_ep); in cdns3_ep_run_transfer()
1165 if (doorbell && dma_index == priv_ep->num_trbs - 1) { in cdns3_ep_run_transfer()
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