Lines Matching refs:dma_ch
200 ret = dmaengine_slave_config(hist->dma_ch, &cfg); in hist_buf_dma()
207 tx = dmaengine_prep_slave_single(hist->dma_ch, dma_addr, in hist_buf_dma()
224 dma_async_issue_pending(hist->dma_ch); in hist_buf_dma()
287 if (hist->dma_ch) in hist_buf_process()
502 hist->dma_ch = dma_request_slave_channel_compat(mask, in omap3isp_hist_init()
504 if (!hist->dma_ch) in omap3isp_hist_init()
509 dma_chan_name(hist->dma_ch)); in omap3isp_hist_init()
518 if (hist->dma_ch) in omap3isp_hist_init()
519 dma_release_channel(hist->dma_ch); in omap3isp_hist_init()
532 if (hist->dma_ch) in omap3isp_hist_cleanup()
533 dma_release_channel(hist->dma_ch); in omap3isp_hist_cleanup()