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Searched refs:use_dma (Results 1 – 25 of 68) sorted by relevance

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/linux/drivers/gpu/drm/i915/ !
H A Di915_mm.c41 #define use_dma(io) ((io) != -1) macro
45 if (use_dma(r->iobase)) in sgt_pfn()
65 r->sgt = __sgt_iter(__sg_next(r->sgt.sgp), use_dma(r->iobase)); in remap_sg()
138 .sgt = __sgt_iter(sgl, use_dma(iobase)), in remap_io_sg()
148 r.sgt = __sgt_iter(__sg_next(r.sgt.sgp), use_dma(iobase)); in remap_io_sg()
154 if (!use_dma(iobase)) in remap_io_sg()
/linux/tools/testing/selftests/pci_endpoint/ !
H A Dpci_endpoint_test.c184 bool use_dma; in FIXTURE_VARIANT() local
189 .use_dma = false, in FIXTURE_VARIANT_ADD()
194 .use_dma = true, in FIXTURE_VARIANT_ADD()
202 if (variant->use_dma) in TEST_F()
221 if (variant->use_dma) in TEST_F()
240 if (variant->use_dma) in TEST_F()
/linux/drivers/memstick/host/ !
H A Dtifm_ms.c76 use_dma:1; member
262 host->use_dma = !no_dma; in tifm_ms_issue_cmd()
267 host->use_dma = 0; in tifm_ms_issue_cmd()
270 host->use_dma = 0; in tifm_ms_issue_cmd()
278 if (host->use_dma) { in tifm_ms_issue_cmd()
318 if (host->use_dma) in tifm_ms_issue_cmd()
349 if (host->use_dma) { in tifm_ms_complete_cmd()
395 if (host->use_dma && (fifo_status & 1)) { in tifm_ms_data_event()
399 if (!host->use_dma && (fifo_status & TIFM_FIFO_MORE)) { in tifm_ms_data_event()
606 if (host->use_dma) in tifm_ms_remove()
/linux/drivers/net/ethernet/cirrus/ !
H A Dcs89x0.c153 int use_dma; /* Flag: we're using dma */ member
375 if (lp->use_dma) { in set_dma_cfg()
394 if (lp->use_dma) in dma_bufcfg()
405 if (lp->use_dma) { in dma_busctl()
785 if (lp->use_dma && (status & RX_DMA)) { in net_interrupt()
886 if (lp->use_dma && (lp->isa_config & ANY_ISA_DMA)) { in net_open()
1104 if (lp->use_dma && lp->dma) { in net_close()
1328 lp->use_dma = 1; in cs89x0_probe1()
1558 if (lp->use_dma) { in cs89x0_probe1()
1702 static int use_dma; /* These generate unused var warnings if ALLOW_DMA = 0 */ variable
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/linux/drivers/mtd/nand/raw/ !
H A Dlpc32xx_mlc.c229 static int use_dma; variable
475 if (use_dma) { in lpc32xx_read_page()
494 if (use_dma && !dma_mapped) in lpc32xx_read_page()
511 if (use_dma && (void *)buf >= high_memory) { in lpc32xx_write_page_lowlevel()
523 if (use_dma) { in lpc32xx_write_page_lowlevel()
768 if (use_dma) { in lpc32xx_nand_probe()
818 if (use_dma) in lpc32xx_nand_probe()
845 if (use_dma) in lpc32xx_nand_remove()
/linux/drivers/spi/ !
H A Dspi-sun6i.c285 bool use_dma; in sun6i_spi_transfer_one() local
297 use_dma = host->can_dma ? host->can_dma(host, spi, tfr) : false; in sun6i_spi_transfer_one()
308 if (!use_dma) { in sun6i_spi_transfer_one()
461 if (!use_dma) { in sun6i_spi_transfer_one()
477 if (!use_dma) { in sun6i_spi_transfer_one()
495 if (!use_dma) { in sun6i_spi_transfer_one()
521 if (ret && use_dma) { in sun6i_spi_transfer_one()
H A Dspi-topcliff-pch.c103 static int use_dma = 1; variable
186 int use_dma; member
369 if (data->use_dma) in pch_spi_handler()
875 data->use_dma = 0; in pch_spi_request_dma()
1150 if (data->use_dma) in pch_spi_process_messages()
1181 if (data->use_dma) { in pch_spi_process_messages()
1233 if (data->use_dma) in pch_spi_process_messages()
1346 data->use_dma = use_dma; in pch_spi_pd_probe()
1370 if (use_dma) { in pch_spi_pd_probe()
1409 if (use_dma) in pch_spi_pd_remove()
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H A Dspi-atcspi200.c122 bool use_dma; member
264 if (spi->use_dma && op->data.nbytes >= ATCSPI_DMA_THRESHOLD) in atcspi_adjust_op_size()
375 if (spi->use_dma && op->data.nbytes >= ATCSPI_DMA_THRESHOLD) in atcspi_exec_mem_op()
591 spi->use_dma = false; in atcspi_probe()
598 spi->use_dma = true; in atcspi_probe()
H A Dspi-atmel.c275 bool use_dma; member
488 return as->use_dma && xfer->len >= DMA_MIN_BYTES; in atmel_spi_use_dma()
1575 as->use_dma = false; in atmel_spi_probe()
1580 as->use_dma = true; in atmel_spi_probe()
1594 as->use_dma = false; in atmel_spi_probe()
1601 as->use_dma = false; in atmel_spi_probe()
1607 if (!as->use_dma) in atmel_spi_probe()
1612 if (as->caps.has_dma_support && !as->use_dma) in atmel_spi_probe()
1672 if (as->use_dma) in atmel_spi_probe()
1694 if (as->use_dma) { in atmel_spi_remove()
/linux/drivers/misc/ !
H A Datmel-ssc.c85 .use_dma = 0,
90 .use_dma = 0,
95 .use_dma = 1,
H A Dpci_endpoint_test.c682 bool use_dma; in pci_endpoint_test_copy() local
711 use_dma = !!(param.flags & PCITEST_FLAGS_USE_DMA); in pci_endpoint_test_copy()
712 if (use_dma) in pci_endpoint_test_copy()
817 bool use_dma; in pci_endpoint_test_write() local
844 use_dma = !!(param.flags & PCITEST_FLAGS_USE_DMA); in pci_endpoint_test_write()
845 if (use_dma) in pci_endpoint_test_write()
915 bool use_dma; in pci_endpoint_test_read() local
941 use_dma = !!(param.flags & PCITEST_FLAGS_USE_DMA); in pci_endpoint_test_read()
942 if (use_dma) in pci_endpoint_test_read()
/linux/drivers/mmc/host/ !
H A Ddavinci_mmc.c162 static unsigned use_dma = 1; variable
163 module_param(use_dma, uint, 0);
164 MODULE_PARM_DESC(use_dma, "Whether to use DMA or not. Default = 1");
186 bool use_dma; member
477 if (!host->use_dma) in davinci_release_dma_channels()
564 if (host->use_dma && (host->bytes_left & (rw_threshold - 1)) == 0 in mmc_davinci_prepare_data()
1249 host->use_dma = use_dma; in davinci_mmcsd_probe()
1253 if (host->use_dma) { in davinci_mmcsd_probe()
1258 host->use_dma = 0; in davinci_mmcsd_probe()
1323 host->use_dma ? "DMA" : "PIO", bus_width); in davinci_mmcsd_probe()
H A Djz4740_mmc.c180 bool use_dma; member
220 if (!host->use_dma) in jz4740_mmc_release_dma_channels()
380 if (!host->use_dma) in jz4740_mmc_pre_request()
711 if (host->use_dma) { in jz4740_mmc_send_command()
780 if (host->use_dma) { in jz_mmc_irq_worker()
1124 host->use_dma = !ret; in jz4740_mmc_probe()
1136 host->use_dma ? "DMA" : "PIO", in jz4740_mmc_probe()
1143 if (host->use_dma) in jz4740_mmc_probe()
1162 if (host->use_dma) in jz4740_mmc_remove()
H A Ddw_mmc.c480 if ((host->use_dma == TRANS_MODE_EDMAC) && in dw_mci_dmac_complete_dma()
919 if (!slot->host->use_dma || !data) in dw_mci_pre_req()
937 if (!slot->host->use_dma || !data) in dw_mci_post_req()
999 if (!host->use_dma) in dw_mci_adjust_fifoth()
1090 if (!host->use_dma) in dw_mci_submit_data_dma()
1101 if (host->use_dma == TRANS_MODE_IDMAC) in dw_mci_submit_data_dma()
1623 if (host->use_dma == TRANS_MODE_IDMAC) in dw_mci_hw_reset()
1760 if (host->use_dma) in dw_mci_reset()
1770 if (!host->use_dma) { in dw_mci_reset()
1799 if (host->use_dma == TRANS_MODE_IDMAC) in dw_mci_reset()
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/linux/drivers/usb/musb/ !
H A Dmusb_gadget.c231 int use_dma = 0; in txstate() local
280 use_dma = (request->dma != DMA_ADDR_INVALID && request_size); in txstate()
290 use_dma = use_dma && c->channel_program( in txstate()
294 if (use_dma) { in txstate()
358 use_dma = use_dma && c->channel_program( in txstate()
363 if (!use_dma) { in txstate()
371 use_dma = use_dma && c->channel_program( in txstate()
379 if (!use_dma) { in txstate()
396 musb_ep->end_point.name, use_dma ? "dma" : "pio", in txstate()
605 int use_dma = 0; in rxstate() local
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/linux/drivers/i2c/busses/ !
H A Di2c-stm32f7.c355 bool use_dma; member
817 if (i2c_dev->use_dma) in stm32f7_i2c_reload()
937 i2c_dev->use_dma = false; in stm32f7_i2c_xfer_msg()
952 i2c_dev->use_dma = true; in stm32f7_i2c_xfer_msg()
957 if (!i2c_dev->use_dma) { in stm32f7_i2c_xfer_msg()
1114 i2c_dev->use_dma = false; in stm32f7_i2c_smbus_xfer_msg()
1122 i2c_dev->use_dma = true; in stm32f7_i2c_smbus_xfer_msg()
1127 if (!i2c_dev->use_dma) { in stm32f7_i2c_smbus_xfer_msg()
1206 i2c_dev->use_dma = false; in stm32f7_i2c_smbus_rep_start()
1217 i2c_dev->use_dma = true; in stm32f7_i2c_smbus_rep_start()
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/linux/sound/soc/fsl/ !
H A Dfsl_ssi.c216 * @use_dma: DMA is used or FIQ with stream filter
259 bool use_dma; member
449 if (ssi->use_dma && tx) { in fsl_ssi_config_enable()
606 if (ssi->use_dma) { in fsl_ssi_setup_regvals()
1147 if (ssi->soc->imx && ssi->use_dma) in fsl_ssi_dai_probe()
1389 if (!ssi->use_dma) { in fsl_ssi_imx_probe()
1421 if (!ssi->use_dma) in fsl_ssi_imx_clean()
1465 ssi->use_dma = !of_property_read_bool(np, "fsl,fiq-stream-filter"); in fsl_ssi_probe_from_dt()
1476 if (ssi->use_dma && !ret && dmas[2] == IMX_DMATYPE_SSI_DUAL) in fsl_ssi_probe_from_dt()
1479 if (ssi->use_dma in fsl_ssi_probe_from_dt()
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/linux/drivers/usb/gadget/udc/ !
H A Damd5536udc_pci.c162 if (use_dma) { in udc_pci_probe()
179 if (use_dma) in udc_pci_probe()
H A Domap_udc.c98 static bool use_dma = 1; variable
103 module_param(use_dma, bool, 0);
104 MODULE_PARM_DESC(use_dma, "enable/disable DMA");
108 #define use_dma 0 macro
218 if (use_dma && desc->bmAttributes == USB_ENDPOINT_XFER_BULK) in omap_ep_enable()
302 if (use_dma && ep->has_dma) in done()
892 if (use_dma in omap_ep_queue()
905 if (use_dma && ep->has_dma) in omap_ep_queue()
1028 if (use_dma && ep->dma_channel && ep->queue.next == &req->queue) { in omap_ep_dequeue()
1080 if (use_dma && ep->dma_channel in omap_ep_set_halt()
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H A Damd5536udc.h599 static bool use_dma = 1; variable
608 module_param(use_dma, bool, S_IRUGO);
609 MODULE_PARM_DESC(use_dma, "true for DMA");
H A Dsnps_udc_core.c197 DBG(dev, "USE DMA = %d\n", use_dma); in print_regs()
198 if (use_dma && use_dma_ppb && !use_dma_ppb_du) { in print_regs()
202 } else if (use_dma && use_dma_ppb && use_dma_ppb_du) { in print_regs()
207 if (use_dma && use_dma_bufferfill_mode) { in print_regs()
211 if (!use_dma) in print_regs()
394 if (use_dma && !ep->in) { in udc_ep_enable()
432 if (!use_dma || ep->in) { in udc_ep_enable()
1212 if (!use_dma && udc_rxfifo_pending) { in udc_queue()
1565 if (use_dma) { in udc_setup_endpoints()
1874 if (use_dma) { in activate_control_endpoints()
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/linux/drivers/crypto/ !
H A Datmel-aes.c546 static void atmel_aes_write_ctrl_key(struct atmel_aes_dev *dd, bool use_dma, in atmel_aes_write_ctrl_key() argument
561 if (use_dma) { in atmel_aes_write_ctrl_key()
577 static inline void atmel_aes_write_ctrl(struct atmel_aes_dev *dd, bool use_dma, in atmel_aes_write_ctrl() argument
581 atmel_aes_write_ctrl_key(dd, use_dma, iv, in atmel_aes_write_ctrl()
950 bool use_dma = (req->cryptlen >= ATMEL_AES_DMA_THRESHOLD || in atmel_aes_start() local
960 atmel_aes_write_ctrl(dd, use_dma, (void *)req->iv); in atmel_aes_start()
961 if (use_dma) in atmel_aes_start()
978 bool use_dma, fragmented = false; in atmel_aes_ctr_transfer() local
1000 use_dma = (datalen >= ATMEL_AES_DMA_THRESHOLD); in atmel_aes_ctr_transfer()
1008 atmel_aes_write_ctrl(dd, use_dma, ctx->iv); in atmel_aes_ctr_transfer()
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/linux/drivers/leds/ !
H A Dleds-sun50i-a100.c147 bool use_dma = false; in sun50i_a100_ledc_start_xfer() local
157 use_dma = true; in sun50i_a100_ledc_start_xfer()
161 control = FIELD_PREP(LEDC_DMA_CTRL_REG_DMA_EN, use_dma) | in sun50i_a100_ledc_start_xfer()
170 if (!use_dma) { in sun50i_a100_ledc_start_xfer()
/linux/drivers/ntb/test/ !
H A Dntb_perf.c121 static bool use_dma; /* default to 0 */ variable
122 module_param(use_dma, bool, 0644);
123 MODULE_PARM_DESC(use_dma, "Use DMA engine to measure performance");
797 if (!use_dma) { in perf_copy_chunk()
882 if (!use_dma) in perf_init_test()
968 if (!use_dma) in perf_sync_test()
997 if (!use_dma) in perf_clear_test()
1375 debugfs_create_bool("use_dma", 0500, perf->dbgfs_dir, &use_dma); in perf_setup_dbgfs()
/linux/drivers/tty/serial/ !
H A Dpch_uart.c223 unsigned int use_dma; member
1030 if (priv->use_dma) { in pch_uart_interrupt()
1049 if (priv->use_dma) in pch_uart_interrupt()
1147 if (priv->use_dma) { in pch_uart_start_tx()
1254 if (priv->use_dma) in pch_uart_startup()
1406 priv->use_dma = 0; in pch_uart_verify_port()
1414 if (!priv->use_dma) { in pch_uart_verify_port()
1417 priv->use_dma = 1; in pch_uart_verify_port()
1420 priv->use_dma ? in pch_uart_verify_port()

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