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Searched refs:use_dma (Results 1 – 25 of 46) 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.c167 bool use_dma; in FIXTURE_VARIANT() local
172 .use_dma = false, in FIXTURE_VARIANT_ADD()
177 .use_dma = true, in FIXTURE_VARIANT_ADD()
185 if (variant->use_dma) in TEST_F()
204 if (variant->use_dma) in TEST_F()
223 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/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/misc/
H A Datmel-ssc.c85 .use_dma = 0,
90 .use_dma = 0,
95 .use_dma = 1,
H A Dpci_endpoint_test.c486 bool use_dma; in pci_endpoint_test_copy() local
515 use_dma = !!(param.flags & PCITEST_FLAGS_USE_DMA); in pci_endpoint_test_copy()
516 if (use_dma) in pci_endpoint_test_copy()
621 bool use_dma; in pci_endpoint_test_write() local
648 use_dma = !!(param.flags & PCITEST_FLAGS_USE_DMA); in pci_endpoint_test_write()
649 if (use_dma) in pci_endpoint_test_write()
719 bool use_dma; in pci_endpoint_test_read() local
745 use_dma = !!(param.flags & PCITEST_FLAGS_USE_DMA); in pci_endpoint_test_read()
746 if (use_dma) in pci_endpoint_test_read()
/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-rockchip.c533 bool use_dma, bool target_mode) in rockchip_spi_config() argument
557 else if (use_dma) in rockchip_spi_config()
583 if (use_dma) { in rockchip_spi_config()
680 bool use_dma; in rockchip_spi_transfer_one() local
703 use_dma = ctlr->can_dma ? ctlr->can_dma(ctlr, spi, xfer) : false; in rockchip_spi_transfer_one()
705 ret = rockchip_spi_config(rs, spi, xfer, use_dma, ctlr->target); in rockchip_spi_transfer_one()
709 if (use_dma) in rockchip_spi_transfer_one()
H A Dspi-rockchip-sfc.c184 bool use_dma; member
550 if (likely(sfc->use_dma) && len >= SFC_DMA_TRANS_THRETHOLD && !(len & 0x3)) { in rockchip_sfc_exec_mem_op()
659 sfc->use_dma = !of_property_read_bool(sfc->dev->of_node, "rockchip,sfc-no-dma"); in rockchip_sfc_probe()
700 if (sfc->use_dma) { in rockchip_sfc_probe()
/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
[all …]
/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()
[all …]
H A Di2c-at91-master.c570 if (dev->use_dma && (dev->buf_len > AT91_I2C_DMA_THRESHOLD)) { in at91_do_twi_transfer()
580 if (dev->use_dma && (dev->buf_len > AT91_I2C_DMA_THRESHOLD)) { in at91_do_twi_transfer()
706 if (dev->use_dma) { in at91_twi_xfer()
810 dev->use_dma = true; in at91_twi_configure_dma()
/linux/drivers/mmc/host/
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 Dbcm2835.c191 bool use_dma; member
1204 if (host->use_dma && mrq->data && (mrq->data->blocks > PIO_THRESHOLD)) in bcm2835_request()
1284 host->use_dma = false; in bcm2835_add_host()
1286 host->use_dma = true; in bcm2835_add_host()
1304 host->use_dma = false; in bcm2835_add_host()
1339 if (host->use_dma && (PIO_THRESHOLD > 0)) in bcm2835_add_host()
1342 host->use_dma ? "enabled" : "disabled", pio_limit_string); in bcm2835_add_host()
/linux/sound/soc/fsl/
H A Dfsl_ssi.c259 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 && !ret && dmas[2] == IMX_DMATYPE_MULTI_SAI) in fsl_ssi_probe_from_dt()
1622 if (ssi->use_dma) { in fsl_ssi_probe()
/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 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 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 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()
[all …]
H A Dm66592-udc.c211 if (ep->use_dma) in pipe_change()
310 if (ep->use_dma) { in pipe_initialize()
331 ep->use_dma = 1; in m66592_ep_setting()
338 ep->use_dma = 1; in m66592_ep_setting()
344 ep->use_dma = 0; in m66592_ep_setting()
351 ep->use_dma = 0; in m66592_ep_setting()
374 if (ep->use_dma) in m66592_ep_release()
378 ep->use_dma = 0; in m66592_ep_release()
542 if (ep->use_dma) { in start_packet_read()
H A Dr8a66597-udc.c300 if (ep->use_dma) in pipe_change()
307 if (r8a66597_is_sudmac(r8a66597) && ep->use_dma) in pipe_change()
312 if (ep->use_dma) in pipe_change()
400 if (ep->use_dma) { in pipe_initialize()
414 ep->use_dma = 0; in r8a66597_ep_setting()
443 if (ep->use_dma) in r8a66597_ep_release()
447 ep->use_dma = 0; in r8a66597_ep_release()
656 ep->use_dma = 1; in sudmac_alloc_channel()
679 ep->use_dma = 0; in sudmac_free_channel()
921 if (ep->use_dma) in transfer_complete()
/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/include/linux/spi/
H A Dspi_bitbang.h12 u8 use_dma; member
/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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