static int rsnd_ssiu_init_gen2(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) { int ret; ret = rsnd_ssiu_init(mod, io, priv); if (ret < 0) return ret; if (rsnd_runtime_is_ssi_tdm(io)) { /* * TDM Extend Mode * see * rsnd_ssi_config_init() */ rsnd_mod_write(mod, SSI_MODE, 0x1); } if (rsnd_ssi_use_busif(io)) { rsnd_mod_write(mod, SSI_BUSIF_ADINR, rsnd_get_adinr_bit(mod, io) | (rsnd_io_is_play(io) ? rsnd_runtime_channel_after_ctu(io) : rsnd_runtime_channel_original(io))); rsnd_mod_write(mod, SSI_BUSIF_MODE, 1); rsnd_mod_write(mod, SSI_BUSIF_DALIGN, rsnd_get_dalign(mod, io)); } return 0; }
static int rsnd_ssiu_init_gen2(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) { int hdmi = rsnd_ssi_hdmi_port(io); int ret; u32 mode = 0; ret = rsnd_ssiu_init(mod, io, priv); if (ret < 0) return ret; if (rsnd_runtime_is_ssi_tdm(io)) { /* * TDM Extend Mode * see * rsnd_ssi_config_init() */ mode = 0x1; } rsnd_mod_write(mod, SSI_MODE, mode); if (rsnd_ssi_use_busif(io)) { rsnd_mod_write(mod, SSI_BUSIF_ADINR, rsnd_get_adinr_bit(mod, io) | (rsnd_io_is_play(io) ? rsnd_runtime_channel_after_ctu(io) : rsnd_runtime_channel_original(io))); rsnd_mod_write(mod, SSI_BUSIF_MODE, rsnd_get_busif_shift(io, mod) | 1); rsnd_mod_write(mod, SSI_BUSIF_DALIGN, rsnd_get_dalign(mod, io)); } if (hdmi) { enum rsnd_mod_type rsnd_ssi_array[] = { RSND_MOD_SSIM1, RSND_MOD_SSIM2, RSND_MOD_SSIM3, }; struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); struct rsnd_mod *pos; u32 val; int i, shift; i = rsnd_mod_id(ssi_mod); /* output all same SSI as default */ val = i << 16 | i << 20 | i << 24 | i << 28 | i; for_each_rsnd_mod_array(i, pos, io, rsnd_ssi_array) { shift = (i * 4) + 16; val = (val & ~(0xF << shift)) | rsnd_mod_id(pos) << shift; } switch (hdmi) { case RSND_SSI_HDMI_PORT0: rsnd_mod_write(mod, HDMI0_SEL, val); break; case RSND_SSI_HDMI_PORT1: rsnd_mod_write(mod, HDMI1_SEL, val); break; } }
static void rsnd_ssi_config_init(struct rsnd_mod *mod, struct rsnd_dai_stream *io) { struct rsnd_dai *rdai = rsnd_io_to_rdai(io); struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); u32 cr_own; u32 cr_mode; u32 wsr; int is_tdm; is_tdm = rsnd_runtime_is_ssi_tdm(io); /* * always use 32bit system word. * see also rsnd_ssi_master_clk_enable() */ cr_own = FORCE | SWL_32 | PDTA; if (rdai->bit_clk_inv) cr_own |= SCKP; if (rdai->frm_clk_inv ^ is_tdm) cr_own |= SWSP; if (rdai->data_alignment) cr_own |= SDTA; if (rdai->sys_delay) cr_own |= DEL; if (rsnd_io_is_play(io)) cr_own |= TRMD; switch (runtime->sample_bits) { case 16: cr_own |= DWL_16; break; case 32: cr_own |= DWL_24; break; } if (rsnd_ssi_is_dma_mode(mod)) { cr_mode = UIEN | OIEN | /* over/under run */ DMEN; /* DMA : enable DMA */ } else { cr_mode = DIEN; /* PIO : enable Data interrupt */ } /* * TDM Extend Mode * see * rsnd_ssiu_init_gen2() */ wsr = ssi->wsr; if (is_tdm) { wsr |= WS_MODE; cr_own |= CHNL_8; } ssi->cr_own = cr_own; ssi->cr_mode = cr_mode; ssi->wsr = wsr; }