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Searched refs:enable_dma (Results 1 – 128 of 128) sorted by relevance

/linux-4.1.27/arch/blackfin/include/asm/
Dbfin5xx_spi.h70 u8 enable_dma; member
79 u8 enable_dma; member
Ddma.h317 static inline void enable_dma(unsigned int channel) in enable_dma() function
/linux-4.1.27/sound/core/
Disadma.c55 enable_dma(dma); in snd_dma_program()
103 enable_dma(dma); in snd_dma_pointer()
/linux-4.1.27/drivers/staging/comedi/drivers/
Dcomedi_isadma.c39 enable_dma(desc->chan); in comedi_isadma_program()
83 enable_dma(dma_chan); in comedi_isadma_disable_on_sample()
128 enable_dma(desc->chan); in comedi_isadma_poll()
/linux-4.1.27/drivers/spi/
Dspi-pxa2xx.c233 if (drv_data->master_info->enable_dma) { in lpss_ssp_setup()
855 if (!pxa2xx_spi_dma_is_possible(transfer->len) && chip->enable_dma) { in pump_transfers()
930 if (chip->enable_dma) { in pump_transfers()
1122 chip->enable_dma = 0; in setup()
1141 chip->enable_dma = drv_data->master_info->enable_dma; in setup()
1151 chip->enable_dma = drv_data->master_info->enable_dma; in setup()
1161 if (chip->enable_dma) { in setup()
1202 chip->enable_dma ? "DMA" : "PIO"); in setup()
1207 chip->enable_dma ? "DMA" : "PIO"); in setup()
1287 pdata->enable_dma = true; in pxa2xx_spi_acpi_get_pdata()
[all …]
Dspi-bfin5xx.c118 u8 enable_dma; member
683 if (!full_duplex && drv_data->cur_chip->enable_dma in bfin_spi_pump_transfers()
717 enable_dma(drv_data->dma_channel); in bfin_spi_pump_transfers()
776 enable_dma(drv_data->dma_channel); in bfin_spi_pump_transfers()
996 chip->enable_dma = 0; in bfin_spi_setup()
1017 chip->enable_dma = chip_info->enable_dma != 0 in bfin_spi_setup()
1018 && drv_data->master_info->enable_dma; in bfin_spi_setup()
1054 if (chip->enable_dma && chip->pio_interrupt) { in bfin_spi_setup()
1063 if (chip->enable_dma && !drv_data->dma_requested) { in bfin_spi_setup()
1107 spi->modalias, spi->bits_per_word, chip->enable_dma); in bfin_spi_setup()
[all …]
Dspi-pl022.c438 bool enable_dma; member
1432 if (pl022->cur_chip->enable_dma) { in pump_transfers()
1466 if (pl022->cur_chip->enable_dma) { in do_interrupt_dma_transfer()
1956 && ((pl022->master_info)->enable_dma)) { in pl022_setup()
1957 chip->enable_dma = true; in pl022_setup()
1964 chip->enable_dma = false; in pl022_setup()
2084 pd->enable_dma = 1; in pl022_platform_data_dt_get()
2242 platform_info->enable_dma = 1; in pl022_probe()
2243 else if (platform_info->enable_dma) { in pl022_probe()
2246 platform_info->enable_dma = 0; in pl022_probe()
[all …]
Dspi-adi-v3.c107 bool enable_dma; member
519 enable_dma(drv_data->tx_dma); in adi_spi_dma_xfer()
520 enable_dma(drv_data->rx_dma); in adi_spi_dma_xfer()
609 if (chip->enable_dma) in adi_spi_pump_transfers()
675 chip->enable_dma = chip_info->enable_dma; in adi_spi_setup()
Dspi-pxa2xx.h105 u8 enable_dma; member
Dspi-pxa2xx-pci.c151 spi_pdata.enable_dma = c->rx_param && c->tx_param; in pxa2xx_spi_pci_probe()
Dspi-pxa2xx-dma.c223 if (!chip->enable_dma) in pxa2xx_spi_map_dma_buffers()
Dspi-pxa2xx-pxadma.c53 if (!drv_data->cur_chip->enable_dma) in pxa2xx_spi_map_dma_buffers()
Dspi-dw.c44 u8 enable_dma; member
Dspi-bfin-sport.c592 if (chip_info->ctl_reg || chip_info->enable_dma) { in bfin_sport_spi_setup()
/linux-4.1.27/sound/pci/cs5535audio/
Dcs5535audio_pcm.c305 dma->ops->enable_dma(cs5535au); in snd_cs5535audio_trigger()
308 dma->ops->enable_dma(cs5535au); in snd_cs5535audio_trigger()
311 dma->ops->enable_dma(cs5535au); in snd_cs5535audio_trigger()
407 .enable_dma = cs5535audio_playback_enable_dma,
417 .enable_dma = cs5535audio_capture_enable_dma,
Dcs5535audio.h60 void (*enable_dma)(struct cs5535audio *cs5535au); member
/linux-4.1.27/arch/blackfin/mach-bf537/boards/
Ddnp5370.c133 .enable_dma = 0, /* use no dma transfer with this chip*/
163 .enable_dma = 0, /* use no dma transfer with this chip*/
216 .enable_dma = 1, /* master has the ability to do dma transfer */
Dstamp.c539 .enable_dma = 0, /* use dma transfer with this chip*/
653 .enable_dma = 0,
664 .enable_dma = 0,
680 .enable_dma = 0,
686 .enable_dma = 0,
699 .enable_dma = 0,
712 .enable_dma = 0,
730 .enable_dma = 0,
756 .enable_dma = 0,
836 .enable_dma = 1,
[all …]
Dcm_bf537e.c66 .enable_dma = 0, /* use dma transfer with this chip*/
72 .enable_dma = 0,
133 .enable_dma = 1, /* master has the ability to do dma transfer */
153 .enable_dma = 0, /* master don't support DMA */
183 .enable_dma = 0, /* master don't support DMA */
Dpnav10.c186 .enable_dma = 0, /* use dma transfer with this chip*/
192 .enable_dma = 0,
279 .enable_dma = 1, /* master has the ability to do dma transfer */
Dminotaur.c160 .enable_dma = 0, /* use dma transfer with this chip*/
166 .enable_dma = 0,
199 .enable_dma = 1, /* master has the ability to do dma transfer */
Dcm_bf537u.c66 .enable_dma = 0, /* use dma transfer with this chip*/
72 .enable_dma = 0,
133 .enable_dma = 1, /* master has the ability to do dma transfer */
Dtcm_bf537.c66 .enable_dma = 0, /* use dma transfer with this chip*/
72 .enable_dma = 0,
133 .enable_dma = 1, /* master has the ability to do dma transfer */
/linux-4.1.27/arch/arm/mach-pxa/
Dicontrol.c121 .enable_dma = 1
127 .enable_dma = 1
Dcm-x270.c308 .enable_dma = 1,
Dz2.c600 .enable_dma = 1,
Dhx4700.c634 .enable_dma = 1,
Dzeus.c392 .enable_dma = 1,
Dem-x270.c720 .enable_dma = 1,
/linux-4.1.27/drivers/net/appletalk/
Dltpc.c382 enable_dma(dma); in handlefc()
404 enable_dma(dma); in handlefd()
428 enable_dma(dma); in handlewrite()
457 enable_dma(dma); in handleread()
478 enable_dma(dma); in handlecommand()
954 enable_dma(1); in ltpc_probe_dma()
968 enable_dma(3); in ltpc_probe_dma()
1140 enable_dma(dma); in ltpc_probe()
/linux-4.1.27/sound/pci/
Datiixp_modem.c210 void (*enable_dma)(struct atiixp_modem *chip, int on); member
350 dma->ops->enable_dma(chip, 0); in atiixp_build_dma_packets()
351 dma->ops->enable_dma(chip, 1); in atiixp_build_dma_packets()
870 if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma)) in snd_atiixp_pcm_open()
889 dma->ops->enable_dma(chip, 1); in snd_atiixp_pcm_open()
901 if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma)) in snd_atiixp_pcm_close()
904 dma->ops->enable_dma(chip, 0); in snd_atiixp_pcm_close()
977 .enable_dma = atiixp_out_enable_dma,
986 .enable_dma = atiixp_in_enable_dma,
Datiixp.c234 void (*enable_dma)(struct atiixp *chip, int on); member
383 dma->ops->enable_dma(chip, 0); in atiixp_build_dma_packets()
384 dma->ops->enable_dma(chip, 1); in atiixp_build_dma_packets()
1039 if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma)) in snd_atiixp_pcm_open()
1060 dma->ops->enable_dma(chip, 1); in snd_atiixp_pcm_open()
1072 if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma)) in snd_atiixp_pcm_close()
1075 dma->ops->enable_dma(chip, 0); in snd_atiixp_pcm_close()
1226 .enable_dma = atiixp_out_enable_dma,
1235 .enable_dma = atiixp_in_enable_dma,
1244 .enable_dma = atiixp_spdif_enable_dma,
[all …]
/linux-4.1.27/arch/blackfin/mach-bf518/boards/
Dtcm-bf518.c139 .enable_dma = 0, /* use dma transfer with this chip*/
145 .enable_dma = 0,
233 .enable_dma = 1, /* master has the ability to do dma transfer */
268 .enable_dma = 1, /* master has the ability to do dma transfer */
Dezbrd.c191 .enable_dma = 0, /* use dma transfer with this chip*/
197 .enable_dma = 0,
298 .enable_dma = 1, /* master has the ability to do dma transfer */
333 .enable_dma = 1, /* master has the ability to do dma transfer */
/linux-4.1.27/arch/blackfin/mach-bf533/boards/
Dblackstamp.c105 .enable_dma = 0, /* use dma transfer with this chip*/
111 .enable_dma = 0,
173 .enable_dma = 1, /* master has the ability to do dma transfer */
Dip0x.c112 .enable_dma = 0, /* if 1 - block!!! */
133 .enable_dma = 1, /* master has the ability to do dma transfer */
Dcm_bf533.c61 .enable_dma = 0, /* use dma transfer with this chip*/
67 .enable_dma = 0,
128 .enable_dma = 1, /* master has the ability to do dma transfer */
DH8606.c162 .enable_dma = 0, /* use dma transfer with this chip*/
217 .enable_dma = 1, /* master has the ability to do dma transfer */
Dezkit.c212 .enable_dma = 0, /* use dma transfer with this chip*/
271 .enable_dma = 1, /* master has the ability to do dma transfer */
Dstamp.c179 .enable_dma = 0, /* use dma transfer with this chip*/
205 .enable_dma = 0,
279 .enable_dma = 1, /* master has the ability to do dma transfer */
/linux-4.1.27/arch/x86/kernel/
Di8237.c41 enable_dma(4); in i8237A_resume()
/linux-4.1.27/arch/arm/mach-spear/
Dspear320.c194 .enable_dma = 1,
201 .enable_dma = 1,
Dspear3xx.c29 .enable_dma = 1,
/linux-4.1.27/include/linux/spi/
Dpxa2xx_spi.h28 u8 enable_dma; member
Dadi_spi3.h251 bool enable_dma; member
/linux-4.1.27/arch/mn10300/include/asm/
Ddma.h36 static inline void enable_dma(unsigned int dmanr) in enable_dma() function
/linux-4.1.27/Documentation/spi/
Dpxa2xx27 u8 enable_dma;
37 The "pxa2xx_spi_master.enable_dma" field informs the driver that SSP DMA should
62 .enable_dma = 1, /* Enables NSSP DMA */
215 by setting the "enable_dma" flag in the "pxa2xx_spi_master" structure. The DMA
221 if !enable_dma then
/linux-4.1.27/arch/arm/kernel/
Ddma.c187 void enable_dma (unsigned int chan) in enable_dma() function
204 EXPORT_SYMBOL(enable_dma);
/linux-4.1.27/arch/arm/include/asm/
Ddma.h79 extern void enable_dma(unsigned int chan);
Dfloppy.h40 enable_dma(DMA_FLOPPY); in fd_dma_setup()
/linux-4.1.27/drivers/media/platform/
Darv.c239 static inline void enable_dma(void) in enable_dma() function
343 enable_dma(); in ar_read()
354 enable_dma(); in ar_read()
558 enable_dma(); in ar_interrupt()
585 enable_dma(); in ar_interrupt()
/linux-4.1.27/arch/mips/include/asm/mach-generic/
Dfloppy.h44 enable_dma(FLOPPY_DMA); in fd_enable_dma()
/linux-4.1.27/arch/blackfin/mach-bf538/boards/
Dezkit.c518 .enable_dma = 0, /* use dma transfer with this chip*/
672 .enable_dma = 1, /* master has the ability to do dma transfer */
688 .enable_dma = 1, /* master has the ability to do dma transfer */
704 .enable_dma = 1, /* master has the ability to do dma transfer */
/linux-4.1.27/arch/parisc/include/asm/
Ddma.h106 static __inline__ void enable_dma(unsigned int dmanr) in enable_dma() function
Dfloppy.h232 enable_dma(FLOPPY_DMA); in hard_dma_setup()
/linux-4.1.27/arch/m68k/include/asm/
Ddma.h125 static __inline__ void enable_dma(unsigned int dmanr) in enable_dma() function
318 static __inline__ void enable_dma(unsigned int dmanr) in enable_dma() function
/linux-4.1.27/arch/blackfin/mach-bf561/boards/
Dacvilon.c369 .enable_dma = 0, /* use dma transfer with this chip */
396 .enable_dma = 1, /* master has the ability to do dma transfer */
Dcm_bf561.c63 .enable_dma = 0, /* use dma transfer with this chip*/
122 .enable_dma = 1, /* master has the ability to do dma transfer */
Dezkit.c318 .enable_dma = 1, /* master has the ability to do dma transfer */
/linux-4.1.27/sound/soc/blackfin/
Dbf5xx-sport.c157 enable_dma(sport->dma_rx_chan); in sport_start()
158 enable_dma(sport->dma_tx_chan); in sport_start()
750 enable_dma(sport->dma_tx_chan); in err_handler()
757 enable_dma(sport->dma_rx_chan); in err_handler()
1041 enable_dma(sport->dma_tx_chan); in sport_send_and_recv()
1052 enable_dma(sport->dma_rx_chan); in sport_send_and_recv()
Dbf6xx-sport.c74 enable_dma(sport->tx_dma_chan); in sport_tx_start()
85 enable_dma(sport->rx_dma_chan); in sport_rx_start()
/linux-4.1.27/arch/alpha/include/asm/
Dfloppy.h17 #define fd_enable_dma() enable_dma(FLOPPY_DMA)
Ddma.h213 static __inline__ void enable_dma(unsigned int dmanr) in enable_dma() function
/linux-4.1.27/include/linux/amba/
Dpl022.h252 u8 enable_dma:1; member
/linux-4.1.27/drivers/video/fbdev/
Dbfin-t350mcqb-fb.c221 enable_dma(CH_PPI); in bfin_t350mcqb_fb_open()
413 enable_dma(CH_PPI); in bfin_t350mcqb_irq_error()
645 enable_dma(CH_PPI); in bfin_t350mcqb_resume()
Dbf54x-lq043fb.c300 enable_dma(CH_EPPI0); in bfin_bf54x_fb_open()
492 enable_dma(CH_EPPI0); in bfin_bf54x_irq_error()
741 enable_dma(CH_EPPI0); in bfin_bf54x_resume()
Dbfin-lq035q1-fb.c412 enable_dma(CH_PPI); in bfin_lq035q1_fb_open()
557 enable_dma(CH_PPI); in bfin_lq035q1_irq_error()
835 enable_dma(CH_PPI); in bfin_lq035q1_resume()
Dbf537-lq035.c475 enable_dma(CH_PPI); in bfin_lq035_fb_open()
873 enable_dma(CH_PPI); in bfin_lq035_resume()
/linux-4.1.27/arch/blackfin/mach-bf527/boards/
Dezbrd.c255 .enable_dma = 0, /* use dma transfer with this chip*/
261 .enable_dma = 0,
376 .enable_dma = 1, /* master has the ability to do dma transfer */
Dad7160eval.c267 .enable_dma = 0, /* use dma transfer with this chip*/
273 .enable_dma = 0,
330 .enable_dma = 1, /* master has the ability to do dma transfer */
Dtll6527m.c315 .enable_dma = 0, /* use dma transfer with this chip*/
321 .enable_dma = 0,
451 .enable_dma = 1, /* master has the ability to do dma transfer */
Dcm_bf527.c356 .enable_dma = 0, /* use dma transfer with this chip*/
362 .enable_dma = 0,
448 .enable_dma = 1, /* master has the ability to do dma transfer */
Dezkit.c453 .enable_dma = 0, /* use dma transfer with this chip*/
459 .enable_dma = 0,
662 .enable_dma = 1, /* master has the ability to do dma transfer */
/linux-4.1.27/arch/mips/include/asm/
Ddma.h172 static __inline__ void enable_dma(unsigned int dmanr) in enable_dma() function
/linux-4.1.27/arch/x86/include/asm/
Ddma.h166 static inline void enable_dma(unsigned int dmanr) in enable_dma() function
Dfloppy.h220 enable_dma(FLOPPY_DMA); in hard_dma_setup()
/linux-4.1.27/arch/mips/mti-malta/
Dmalta-setup.c265 enable_dma(4); in plat_mem_setup()
/linux-4.1.27/drivers/mmc/host/
Dsdhci-acpi.c130 .enable_dma = sdhci_acpi_enable_dma,
138 .enable_dma = sdhci_acpi_enable_dma,
Dsdhci.c219 if (host->ops->enable_dma) in sdhci_do_reset()
220 host->ops->enable_dma(host); in sdhci_do_reset()
2756 if (host->ops->enable_dma) in sdhci_resume_host()
2757 host->ops->enable_dma(host); in sdhci_resume_host()
2853 if (host->ops->enable_dma) in sdhci_runtime_resume_host()
2854 host->ops->enable_dma(host); in sdhci_runtime_resume_host()
2996 if (host->ops->enable_dma) { in sdhci_add_host()
2997 if (host->ops->enable_dma(host)) { in sdhci_add_host()
Dsdhci-of-esdhc.c295 .enable_dma = esdhc_of_enable_dma,
Dsdhci.h525 int (*enable_dma)(struct sdhci_host *host); member
Dwbsd.c635 enable_dma(host->dma); in wbsd_prepare_data()
Dsdhci-pci.c1209 .enable_dma = sdhci_pci_enable_dma,
/linux-4.1.27/arch/powerpc/include/asm/
Ddma.h181 static __inline__ void enable_dma(unsigned int dmanr) in enable_dma() function
Dfloppy.h19 #define fd_enable_dma() enable_dma(FLOPPY_DMA)
/linux-4.1.27/arch/blackfin/mach-bf548/boards/
Dcm_bf548.c882 .enable_dma = 0, /* use dma transfer with this chip*/
976 .enable_dma = 1, /* master has the ability to do dma transfer */
992 .enable_dma = 1, /* master has the ability to do dma transfer */
Dezkit.c1076 .enable_dma = 0, /* use dma transfer with this chip*/
1594 .enable_dma = 1, /* master has the ability to do dma transfer */
1610 .enable_dma = 1, /* master has the ability to do dma transfer */
/linux-4.1.27/net/irda/
Dirda_device.c311 enable_dma(channel); in irda_setup_dma()
/linux-4.1.27/drivers/ata/
Dpata_octeon_cf.c65 static int enable_dma; variable
66 module_param(enable_dma, int, 0444);
67 MODULE_PARM_DESC(enable_dma,
982 ap->mwdma_mask = enable_dma ? ATA_MWDMA4 : 0; in octeon_cf_probe()
Dpata_icside.c250 enable_dma(state->dma); in pata_icside_bmdma_start()
/linux-4.1.27/arch/sparc/include/asm/
Dparport.h66 static inline void enable_dma(unsigned int dmanr) in enable_dma() function
/linux-4.1.27/arch/arm/mach-realview/
Drealview_pba8.c117 .enable_dma = 0,
Drealview_pb11mp.c122 .enable_dma = 0,
Drealview_pb1176.c129 .enable_dma = 0,
Drealview_pbx.c140 .enable_dma = 0,
Drealview_eb.c128 .enable_dma = 0,
/linux-4.1.27/drivers/scsi/
DNCR5380.h382 enable_dma(instance->dma_channel); in NCR5380_pc_dma_setup()
DNCR53c406a.c315 enable_dma(dma_chan); in NCR53c406a_dma_setup()
Daha1542.c751 enable_dma(sh->dma_channel); in aha1542_hw_init()
Dwd7000.c753 enable_dma(host->dma); in wd7000_enable_dma()
Du14-34f.c948 enable_dma(dma_channel); in port_detect()
Deata.c1297 enable_dma(dma_channel); in port_detect()
DBusLogic.c2012 enable_dma(adapter->dma_ch); in blogic_getres()
Dgdth.c4726 enable_dma(ha->drq); in gdth_isa_probe_one()
/linux-4.1.27/sound/oss/
Ddmabuf.c164 enable_dma(chan); in sound_start_dma()
675 enable_dma(dmap->dma); in DMAbuf_get_buffer_pointer()
1045 enable_dma(dmap->dma); in DMAbuf_outputintr()
1146 enable_dma(dmap->dma); in DMAbuf_inputintr()
Dad1848.c1345 enable_dma(audio_devs[dev]->dmap_in->dma); in ad1848_halt_input()
1380 enable_dma(audio_devs[dev]->dmap_out->dma); in ad1848_halt_output()
/linux-4.1.27/drivers/net/wan/
Dz85230.c944 enable_dma(c->rxdma); in z8530_sync_dma_open()
1491 enable_dma(c->txdma); in z8530_tx_begin()
1619 enable_dma(c->rxdma); in z8530_rx_done()
Dcosa.c1787 enable_dma(cosa->dma); in tx_interrupt()
1797 enable_dma(cosa->dma); in tx_interrupt()
1880 enable_dma(cosa->dma); in rx_interrupt()
/linux-4.1.27/drivers/memstick/host/
Dr592.c891 module_param_named(enable_dma, r592_enable_dma, bool, S_IRUGO);
892 MODULE_PARM_DESC(enable_dma, "Enable usage of the DMA (default)");
/linux-4.1.27/drivers/net/irda/
Dbfin_sir.c277 enable_dma(port->tx_dma_channel); in bfin_sir_dma_tx_chars()
407 enable_dma(port->rx_dma_channel); in bfin_sir_startup()
Dw83977af_ir.c729 enable_dma(self->io.dma); in w83977af_dma_receive()
Dsmsc-ircc2.c1820 enable_dma(self->io.dma); in smsc_ircc_resume()
/linux-4.1.27/drivers/scsi/arm/
Dpowertec.c156 enable_dma(dmach); in powertecscsi_dma_setup()
Dcumana_2.c187 enable_dma(dmach); in cumanascsi_2_dma_setup()
Deesox.c183 enable_dma(dmach); in eesoxscsi_dma_setup()
/linux-4.1.27/drivers/media/platform/blackfin/
Dppi.c134 enable_dma(info->dma_ch); in ppi_start()
/linux-4.1.27/drivers/net/ethernet/amd/
Dlance.c675 enable_dma(dma); in lance_probe1()
770 enable_dma(dev->dma); in lance_open()
Dni65.c506 enable_dma(dma); in ni65_probe1()
806 enable_dma(dev->dma); in ni65_lance_reinit()
/linux-4.1.27/drivers/ide/
Dicside.c305 enable_dma(ec->dma); in icside_dma_start()
/linux-4.1.27/drivers/mtd/nand/
Dbf5xx_nand.c521 enable_dma(CH_NFC); in bf5xx_nand_dma_rw()
/linux-4.1.27/arch/arm/mach-versatile/
Dcore.c600 .enable_dma = 0,
/linux-4.1.27/arch/blackfin/mach-bf609/boards/
Dezkit.c773 .enable_dma = true, /* use dma transfer with this chip*/
779 .enable_dma = true,
/linux-4.1.27/drivers/tty/serial/
Dbfin_uart.c408 enable_dma(uart->tx_dma_channel); in bfin_serial_dma_tx_chars()
628 enable_dma(uart->rx_dma_channel); in bfin_serial_startup()
/linux-4.1.27/drivers/net/hamradio/
Ddmascc.c1004 enable_dma(priv->param.dma); in tx_on()
1034 enable_dma(priv->param.dma); in rx_on()
/linux-4.1.27/drivers/net/ethernet/3com/
D3c515.c773 enable_dma(dev->dma); in corkscrew_open()
/linux-4.1.27/drivers/net/ethernet/cirrus/
Dcs89x0.c918 enable_dma(dev->dma); in net_open()
/linux-4.1.27/drivers/parport/
Dparport_pc.c631 enable_dma(port->dma); in parport_pc_fifo_write_block_dma()
/linux-4.1.27/drivers/tty/
Dsynclink.c4133 enable_dma(info->dma_level); in mgsl_claim_resources()