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Searched refs:dma_ch (Results 1 – 11 of 11) sorted by relevance

/linux/sound/soc/renesas/
H A Drz-ssi.c99 struct dma_chan *dma_ch; member
188 return (ssi->playback.dma_ch && (ssi->dma_rt || ssi->capture.dma_ch)); in rz_ssi_is_dma_enabled()
428 if (ssi->playback.dma_ch) in rz_ssi_stop()
429 dmaengine_terminate_async(ssi->playback.dma_ch); in rz_ssi_stop()
430 if (ssi->capture.dma_ch) in rz_ssi_stop()
431 dmaengine_terminate_async(ssi->capture.dma_ch); in rz_ssi_stop()
683 struct dma_chan *dma_ch, bool is_play) in rz_ssi_dma_slave_config() argument
700 return dmaengine_slave_config(dma_ch, &cfg); in rz_ssi_dma_slave_config()
734 desc = dmaengine_prep_slave_single(strm->dma_ch, dma_paddr, dma_size, in rz_ssi_dma_transfer()
756 dma_async_issue_pending(strm->dma_ch); in rz_ssi_dma_transfer()
[all …]
/linux/drivers/media/platform/ti/omap3isp/
H A Disphist.c196 ret = dmaengine_slave_config(hist->dma_ch, &cfg); in hist_buf_dma()
203 tx = dmaengine_prep_slave_single(hist->dma_ch, dma_addr, 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()
498 hist->dma_ch = dma_request_chan_by_mask(&mask); in omap3isp_hist_init()
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()
[all …]
H A Dispstat.c22 #define ISP_STAT_USES_DMAENGINE(stat) ((stat)->dma_ch != NULL)
/linux/sound/soc/qcom/
H A Dlpass-platform.c200 int ret, dma_ch, dir = substream->stream; in lpass_platform_pcmops_open() local
213 dma_ch = v->alloc_dma_channel(drvdata, dir, dai_id); in lpass_platform_pcmops_open()
215 dma_ch = 0; in lpass_platform_pcmops_open()
217 if (dma_ch < 0) { in lpass_platform_pcmops_open()
219 return dma_ch; in lpass_platform_pcmops_open()
225 drvdata->substream[dma_ch] = substream; in lpass_platform_pcmops_open()
229 drvdata->hdmi_substream[dma_ch] = substream; in lpass_platform_pcmops_open()
234 drvdata->rxtx_substream[dma_ch] = substream; in lpass_platform_pcmops_open()
238 drvdata->va_substream[dma_ch] = substream; in lpass_platform_pcmops_open()
244 data->dma_ch = dma_ch; in lpass_platform_pcmops_open()
[all …]
H A Dlpass.h397 int dma_ch; member
/linux/drivers/spi/
H A Dspi-atcspi200.c309 struct dma_chan *dma_ch; in atcspi_dma_trans() local
323 dma_ch = spi->host->dma_rx; in atcspi_dma_trans()
327 dma_ch = spi->host->dma_tx; in atcspi_dma_trans()
336 desc = dmaengine_prep_slave_sg(dma_ch, sgt.sgl, sgt.nents, dma_dir, in atcspi_dma_trans()
351 dma_async_issue_pending(dma_ch); in atcspi_dma_trans()
355 dmaengine_terminate_all(dma_ch); in atcspi_dma_trans()
/linux/drivers/dma/ti/
H A Domap-dma.c75 int dma_ch; member
482 c->dma_ch); in omap_dma_drain_chan()
716 omap_dma_callback, c, &c->dma_ch); in omap_dma_alloc_chan_resources()
718 ret = omap_dma_get_lch(od, &c->dma_ch); in omap_dma_alloc_chan_resources()
721 dev_dbg(dev, "allocating channel %u for %u\n", c->dma_ch, c->dma_sig); 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()
767 od->irq_enable_mask &= ~BIT(c->dma_ch); in omap_dma_free_chan_resources()
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/linux/drivers/mtd/nand/raw/
H A Dstm32_fmc2_nand.c860 struct dma_chan *dma_ch = nfc->dma_rx_ch; in stm32_fmc2_nfc_xfer() local
873 dma_ch = nfc->dma_tx_ch; in stm32_fmc2_nfc_xfer()
886 desc_data = dmaengine_prep_slave_sg(dma_ch, nfc->dma_data_sg.sgl, in stm32_fmc2_nfc_xfer()
902 dma_async_issue_pending(dma_ch); in stm32_fmc2_nfc_xfer()
942 dmaengine_terminate_all(dma_ch); in stm32_fmc2_nfc_xfer()
952 dmaengine_terminate_all(dma_ch); in stm32_fmc2_nfc_xfer()
/linux/include/linux/
H A Domap-dma.h307 void *data, int *dma_ch);
/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/gpu/ipu-v3/
H A Dipu-image-convert.c200 const struct ipu_image_convert_dma_chan *dma_ch; member
1842 const struct ipu_image_convert_dma_chan *dma = chan->dma_ch; in get_ipu_resources()
2443 chan->dma_ch = &image_convert_dma_chan[i]; in ipu_image_convert_init()