Lines Matching refs:free_ch
615 int ch, free_ch = -1; in omap_request_dma() local
623 if (free_ch == -1 && dma_chan[ch].dev_id == -1) { in omap_request_dma()
624 free_ch = ch; in omap_request_dma()
629 if (free_ch == -1) { in omap_request_dma()
633 chan = dma_chan + free_ch; in omap_request_dma()
637 p->clear_lch_regs(free_ch); in omap_request_dma()
640 omap_clear_dma(free_ch); in omap_request_dma()
667 set_gdma_dev(free_ch + 1, dev_id); in omap_request_dma()
668 dev_id = free_ch + 1; in omap_request_dma()
674 p->dma_write(dev_id | (1 << 10), CCR, free_ch); in omap_request_dma()
676 p->dma_write(dev_id, CCR, free_ch); in omap_request_dma()
680 omap_enable_channel_irq(free_ch); in omap_request_dma()
681 omap2_enable_irq_lch(free_ch); in omap_request_dma()
684 *dma_ch_out = free_ch; in omap_request_dma()