Lines Matching defs:lch
217 ep->lch = -1;
589 static inline dma_addr_t dma_csac(unsigned lch)
596 csac = OMAP_DMA_CSAC_REG(lch);
598 csac = OMAP_DMA_CSAC_REG(lch);
602 static inline dma_addr_t dma_cdac(unsigned lch)
609 cdac = OMAP_DMA_CDAC_REG(lch);
611 cdac = OMAP_DMA_CDAC_REG(lch);
625 end = dma_csac(ep->lch);
643 end = DMA_DEST_LAST(ep->lch);
673 omap_set_dma_transfer_params(ep->lch, OMAP_DMA_DATA_TYPE_S8,
679 omap_set_dma_transfer_params(ep->lch, OMAP_DMA_DATA_TYPE_S16,
684 omap_set_dma_src_params(ep->lch, OMAP_DMA_PORT_EMIFF,
688 omap_start_dma(ep->lch);
689 ep->dma_counter = dma_csac(ep->lch);
712 omap_stop_dma(ep->lch);
729 omap_set_dma_transfer_params(ep->lch, OMAP_DMA_DATA_TYPE_S16,
733 omap_set_dma_dest_params(ep->lch, OMAP_DMA_PORT_EMIFF,
736 ep->dma_counter = DMA_DEST_LAST(ep->lch);
743 omap_start_dma(ep->lch);
761 omap_stop_dma(ep->lch);
825 static void dma_error(int lch, u16 ch_status, void *data)
831 ERR("%s dma error, lch %d status %02x\n", ep->ep.name, lch, ch_status);
849 ep->lch = -1;
867 ep->ep.name, dma_error, ep, &ep->lch);
871 omap_set_dma_src_burst_mode(ep->lch,
873 omap_set_dma_src_data_pack(ep->lch, 1);
875 omap_set_dma_dest_params(ep->lch,
883 ep->ep.name, dma_error, ep, &ep->lch);
887 omap_set_dma_src_params(ep->lch,
893 omap_set_dma_dest_burst_mode(ep->lch,
895 omap_set_dma_dest_data_pack(ep->lch, 1);
902 omap_disable_dma_irq(ep->lch, OMAP_DMA_BLOCK_IRQ);
906 OMAP1_DMA_LCH_CTRL_REG(ep->lch) = 2;
917 DBG("%s claimed %cxdma%d lch %d%s\n", ep->ep.name,
919 ep->dma_channel - 1, ep->lch,
953 active = ((1 << 7) & OMAP_DMA_CCR_REG(ep->lch)) != 0;
987 omap_free_dma(ep->lch);
989 ep->lch = -1;
2294 snprintf(buf, sizeof buf, "(%cxdma%d lch%d) ",
2296 ep->dma_channel - 1, ep->lch);