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Searched refs:dma_ch (Results 1 – 16 of 16) sorted by relevance

/linux/sound/soc/sh/
H A Drz-ssi.c94 struct dma_chan *dma_ch; member
184 return (ssi->playback.dma_ch && (ssi->dma_rt || ssi->capture.dma_ch)); in rz_ssi_is_dma_enabled()
672 if (ssi->playback.dma_ch) { in rz_ssi_release_dma_channels()
674 ssi->playback.dma_ch = NULL; in rz_ssi_release_dma_channels()
679 if (ssi->capture.dma_ch) { in rz_ssi_release_dma_channels()
681 ssi->capture.dma_ch = NULL; in rz_ssi_release_dma_channels()
689 ssi->playback.dma_ch = NULL; in rz_ssi_dma_request()
693 ssi->capture.dma_ch = NULL; in rz_ssi_dma_request()
695 if (!ssi->playback.dma_ch && !ssi->capture.dma_ch) { in rz_ssi_dma_request()
708 if (ssi->playback.dma_ch && in rz_ssi_dma_request()
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/linux/drivers/media/platform/ti/omap3isp/
H A Disphist.c196 ret = dmaengine_slave_config(hist->dma_ch, &cfg); in hist_buf_dma()
220 dma_async_issue_pending(hist->dma_ch); in hist_buf_dma()
283 if (hist->dma_ch) in hist_buf_process()
499 if (IS_ERR(hist->dma_ch)) { in omap3isp_hist_init()
500 ret = PTR_ERR(hist->dma_ch); in omap3isp_hist_init()
504 hist->dma_ch = NULL; in omap3isp_hist_init()
509 dma_chan_name(hist->dma_ch)); in omap3isp_hist_init()
521 if (!IS_ERR_OR_NULL(hist->dma_ch)) in omap3isp_hist_init()
522 dma_release_channel(hist->dma_ch); in omap3isp_hist_init()
536 if (hist->dma_ch) in omap3isp_hist_cleanup()
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H A Dispstat.h109 struct dma_chan *dma_ch; member
H A Dispstat.c22 #define ISP_STAT_USES_DMAENGINE(stat) ((stat)->dma_ch != NULL)
/linux/sound/soc/qcom/
H A Dlpass-platform.c216 dma_ch = 0; in lpass_platform_pcmops_open()
218 if (dma_ch < 0) { in lpass_platform_pcmops_open()
220 return dma_ch; in lpass_platform_pcmops_open()
226 drvdata->substream[dma_ch] = substream; in lpass_platform_pcmops_open()
245 data->dma_ch = dma_ch; in lpass_platform_pcmops_open()
368 id = pcm_data->dma_ch; in __lpass_get_id()
373 id = pcm_data->dma_ch; in __lpass_get_id()
376 id = pcm_data->dma_ch; in __lpass_get_id()
612 ch = pcm_data->dma_ch; in lpass_platform_pcmops_prepare()
677 ch = pcm_data->dma_ch; in lpass_platform_pcmops_trigger()
[all …]
H A Dlpass-cdc-dma.c47 *id = pcm_data->dma_ch; in __lpass_get_dmactl_handle()
51 *id = pcm_data->dma_ch - v->rxtx_wrdma_channel_start; in __lpass_get_dmactl_handle()
55 *id = pcm_data->dma_ch - v->va_wrdma_channel_start; in __lpass_get_dmactl_handle()
H A Dlpass.h396 int dma_ch; member
/linux/sound/ppc/
H A Dsnd_ps3.c110 int dma_ch, done, retries, stop_forced = 0; in snd_ps3_verify_dma_stop() local
113 for (dma_ch = 0; dma_ch < 8; dma_ch++) { in snd_ps3_verify_dma_stop()
132 __func__, dma_ch); in snd_ps3_verify_dma_stop()
221 int fill_stages, dma_ch, stage; in snd_ps3_program_dma() local
248 dma_ch = stage * 2 + ch; in snd_ps3_program_dma()
257 write_reg(PS3_AUDIO_SOURCE(dma_ch), in snd_ps3_program_dma()
263 write_reg(PS3_AUDIO_DEST(dma_ch), in snd_ps3_program_dma()
267 write_reg(PS3_AUDIO_DEST(dma_ch), in snd_ps3_program_dma()
280 if (dma_ch == 0) in snd_ps3_program_dma()
281 write_reg(PS3_AUDIO_KICK(dma_ch), in snd_ps3_program_dma()
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/linux/drivers/mmc/host/
H A Domap_hsmmc.c194 int use_dma, dma_ch; member
818 int dma_ch; in omap_hsmmc_request_done() local
823 dma_ch = host->dma_ch; in omap_hsmmc_request_done()
905 int dma_ch; in omap_hsmmc_dma_cleanup() local
911 dma_ch = host->dma_ch; in omap_hsmmc_dma_cleanup()
912 host->dma_ch = -1; in omap_hsmmc_dma_cleanup()
1166 if (host->dma_ch < 0) { in omap_hsmmc_dma_callback()
1179 host->dma_ch = -1; in omap_hsmmc_dma_callback()
1262 BUG_ON(host->dma_ch != -1); in omap_hsmmc_setup_dma_transfer()
1289 host->dma_ch = 1; in omap_hsmmc_setup_dma_transfer()
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/linux/drivers/dma/ti/
H A Domap-dma.c75 int dma_ch; member
482 c->dma_ch); in omap_dma_drain_chan()
718 ret = omap_dma_get_lch(od, &c->dma_ch); in omap_dma_alloc_chan_resources()
724 omap_dma_assign(od, c, c->dma_ch); in omap_dma_alloc_chan_resources()
730 val = BIT(c->dma_ch); in omap_dma_alloc_chan_resources()
736 val &= ~BIT(c->dma_ch); in omap_dma_alloc_chan_resources()
746 c->ccr |= c->dma_ch + 1; in omap_dma_alloc_chan_resources()
773 od->lch_map[c->dma_ch] = NULL; in omap_dma_free_chan_resources()
777 omap_free_dma(c->dma_ch); in omap_dma_free_chan_resources()
779 omap_dma_put_lch(od, c->dma_ch); in omap_dma_free_chan_resources()
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/linux/drivers/spi/
H A Dspi-stm32-qspi.c218 struct dma_chan *dma_ch; in stm32_qspi_tx_dma() local
226 dma_ch = qspi->dma_chrx; in stm32_qspi_tx_dma()
229 dma_ch = qspi->dma_chtx; in stm32_qspi_tx_dma()
240 desc = dmaengine_prep_slave_sg(dma_ch, sgt.sgl, sgt.nents, in stm32_qspi_tx_dma()
257 dma_async_issue_pending(dma_ch); in stm32_qspi_tx_dma()
267 dmaengine_terminate_all(dma_ch); in stm32_qspi_tx_dma()
/linux/include/linux/
H A Domap-dma.h307 void *data, int *dma_ch);
/linux/drivers/mtd/nand/raw/
H A Dstm32_fmc2_nand.c859 struct dma_chan *dma_ch = nfc->dma_rx_ch; in stm32_fmc2_nfc_xfer() local
872 dma_ch = nfc->dma_tx_ch; in stm32_fmc2_nfc_xfer()
885 desc_data = dmaengine_prep_slave_sg(dma_ch, nfc->dma_data_sg.sgl, in stm32_fmc2_nfc_xfer()
901 dma_async_issue_pending(dma_ch); in stm32_fmc2_nfc_xfer()
948 dmaengine_terminate_all(dma_ch); in stm32_fmc2_nfc_xfer()
958 dmaengine_terminate_all(dma_ch); in stm32_fmc2_nfc_xfer()
/linux/drivers/usb/host/
H A Dr8a66597-hcd.c297 static void set_pipe_reg_addr(struct r8a66597_pipe *pipe, u8 dma_ch) in set_pipe_reg_addr() argument
304 if (dma_ch > R8A66597_PIPE_NO_DMA) /* dma fifo not use? */ in set_pipe_reg_addr()
305 dma_ch = R8A66597_PIPE_NO_DMA; in set_pipe_reg_addr()
307 pipe->fifoaddr = fifoaddr[dma_ch]; in set_pipe_reg_addr()
308 pipe->fifosel = fifosel[dma_ch]; in set_pipe_reg_addr()
309 pipe->fifoctr = fifoctr[dma_ch]; in set_pipe_reg_addr()
/linux/drivers/scsi/
H A DBusLogic.h549 unsigned char dma_ch:7; /* Byte 11 Bits 0-6 */ member
/linux/drivers/gpu/ipu-v3/
H A Dipu-image-convert.c200 const struct ipu_image_convert_dma_chan *dma_ch; member
1856 const struct ipu_image_convert_dma_chan *dma = chan->dma_ch; in get_ipu_resources()
2491 chan->dma_ch = &image_convert_dma_chan[i]; in ipu_image_convert_init()