static void rsnd_dmapp_start(struct rsnd_dai_stream *io, struct rsnd_dma *dma) { struct rsnd_dmapp *dmapp = rsnd_dma_to_dmapp(dma); rsnd_dmapp_write(dma, dma->src_addr, PDMASAR); rsnd_dmapp_write(dma, dma->dst_addr, PDMADAR); rsnd_dmapp_write(dma, dmapp->chcr, PDMACHCR); }
static int rsnd_dmapp_start(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) { struct rsnd_dma *dma = rsnd_mod_to_dma(mod); struct rsnd_dmapp *dmapp = rsnd_dma_to_dmapp(dma); rsnd_dmapp_write(dma, dma->src_addr, PDMASAR); rsnd_dmapp_write(dma, dma->dst_addr, PDMADAR); rsnd_dmapp_write(dma, dmapp->chcr, PDMACHCR); return 0; }
static int rsnd_dmapp_attach(struct rsnd_dai_stream *io, struct rsnd_dma *dma, int id, struct rsnd_mod *mod_from, struct rsnd_mod *mod_to) { struct rsnd_dmapp *dmapp = rsnd_dma_to_dmapp(dma); struct rsnd_priv *priv = rsnd_io_to_priv(io); struct rsnd_dma_ctrl *dmac = rsnd_priv_to_dmac(priv); struct device *dev = rsnd_priv_to_dev(priv); dmapp->dmapp_id = dmac->dmapp_num; dmapp->chcr = rsnd_dmapp_get_chcr(io, mod_from, mod_to) | PDMACHCR_DE; dmac->dmapp_num++; dev_dbg(dev, "id/src/dst/chcr = %d/%pad/%pad/%08x\n", dmapp->dmapp_id, &dma->src_addr, &dma->dst_addr, dmapp->chcr); return 0; }