static u32 rsnd_dmapp_get_id(struct rsnd_dai_stream *io, struct rsnd_mod *mod) { struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); struct rsnd_mod *src = rsnd_io_to_mod_src(io); struct rsnd_mod *dvc = rsnd_io_to_mod_dvc(io); const u8 *entry = NULL; int id = rsnd_mod_id(mod); int size = 0; if (mod == ssi) { entry = gen2_id_table_ssiu; size = ARRAY_SIZE(gen2_id_table_ssiu); } else if (mod == src) { entry = gen2_id_table_scu; size = ARRAY_SIZE(gen2_id_table_scu); } else if (mod == dvc) { entry = gen2_id_table_cmd; size = ARRAY_SIZE(gen2_id_table_cmd); } if ((!entry) || (size <= id)) { struct device *dev = rsnd_priv_to_dev(rsnd_io_to_priv(io)); dev_err(dev, "unknown connection (%s[%d])\n", rsnd_mod_name(mod), rsnd_mod_id(mod)); /* use non-prohibited SRS number as error */ return 0x00; /* SSI00 */ } return entry[id]; }
static u32 rsnd_dmapp_get_id(struct rsnd_dai_stream *io, struct rsnd_mod *mod) { struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); struct rsnd_mod *src = rsnd_io_to_mod_src(io); struct rsnd_mod *dvc = rsnd_io_to_mod_dvc(io); const u8 *entry = NULL; int id = rsnd_mod_id(mod); int size = 0; if (mod == ssi) { entry = gen2_id_table_ssiu; size = ARRAY_SIZE(gen2_id_table_ssiu); } else if (mod == src) { entry = gen2_id_table_scu; size = ARRAY_SIZE(gen2_id_table_scu); } else if (mod == dvc) { entry = gen2_id_table_cmd; size = ARRAY_SIZE(gen2_id_table_cmd); } if (!entry) return 0xFF; if (size <= id) return 0xFF; return entry[id]; }
static void rsnd_dma_of_path(struct rsnd_dma *dma, int is_play, struct rsnd_mod **mod_from, struct rsnd_mod **mod_to) { struct rsnd_mod *this = rsnd_dma_to_mod(dma); struct rsnd_dai_stream *io = rsnd_mod_to_io(this); struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); struct rsnd_mod *src = rsnd_io_to_mod_src(io); struct rsnd_mod *dvc = rsnd_io_to_mod_dvc(io); struct rsnd_mod *mod[MOD_MAX]; int i, index; for (i = 0; i < MOD_MAX; i++) mod[i] = NULL; /* * in play case... * * src -> dst * * mem -> SSI * mem -> SRC -> SSI * mem -> SRC -> DVC -> SSI */ mod[0] = NULL; /* for "mem" */ index = 1; for (i = 1; i < MOD_MAX; i++) { if (!src) { mod[i] = ssi; } else if (!dvc) { mod[i] = src; src = NULL; } else { if ((!is_play) && (this == src)) this = dvc; mod[i] = (is_play) ? src : dvc; i++; mod[i] = (is_play) ? dvc : src; src = NULL; dvc = NULL; } if (mod[i] == this) index = i; if (mod[i] == ssi) break; } if (is_play) { *mod_from = mod[index - 1]; *mod_to = mod[index]; } else { *mod_from = mod[index]; *mod_to = mod[index - 1]; } }
static dma_addr_t rsnd_gen2_dma_addr(struct rsnd_dai_stream *io, struct rsnd_mod *mod, int is_play, int is_from) { struct rsnd_priv *priv = rsnd_io_to_priv(io); struct device *dev = rsnd_priv_to_dev(priv); phys_addr_t ssi_reg = rsnd_gen_get_phy_addr(priv, RSND_GEN2_SSI); phys_addr_t src_reg = rsnd_gen_get_phy_addr(priv, RSND_GEN2_SCU); int is_ssi = !!(rsnd_io_to_mod_ssi(io) == mod); int use_src = !!rsnd_io_to_mod_src(io); int use_dvc = !!rsnd_io_to_mod_dvc(io); int id = rsnd_mod_id(mod); struct dma_addr { dma_addr_t out_addr; dma_addr_t in_addr; } dma_addrs[3][2][3] = { /* SRC */ {{{ 0, 0 }, /* Capture */ { RDMA_SRC_O_N(src, id), RDMA_SRC_I_P(src, id) }, { RDMA_CMD_O_N(src, id), RDMA_SRC_I_P(src, id) } }, /* Playback */ {{ 0, 0, }, { RDMA_SRC_O_P(src, id), RDMA_SRC_I_N(src, id) }, { RDMA_CMD_O_P(src, id), RDMA_SRC_I_N(src, id) } } }, /* SSI */ /* Capture */ {{{ RDMA_SSI_O_N(ssi, id), 0 }, { RDMA_SSIU_O_P(ssi, id), 0 }, { RDMA_SSIU_O_P(ssi, id), 0 } }, /* Playback */ {{ 0, RDMA_SSI_I_N(ssi, id) }, { 0, RDMA_SSIU_I_P(ssi, id) }, { 0, RDMA_SSIU_I_P(ssi, id) } } }, /* SSIU */ /* Capture */ {{{ RDMA_SSIU_O_N(ssi, id), 0 }, { RDMA_SSIU_O_P(ssi, id), 0 }, { RDMA_SSIU_O_P(ssi, id), 0 } }, /* Playback */ {{ 0, RDMA_SSIU_I_N(ssi, id) }, { 0, RDMA_SSIU_I_P(ssi, id) }, { 0, RDMA_SSIU_I_P(ssi, id) } } }, }; /* it shouldn't happen */ if (use_dvc && !use_src) dev_err(dev, "DVC is selected without SRC\n"); /* use SSIU or SSI ? */ if (is_ssi && rsnd_ssi_use_busif(io, mod)) is_ssi++; return (is_from) ? dma_addrs[is_ssi][is_play][use_src + use_dvc].out_addr : dma_addrs[is_ssi][is_play][use_src + use_dvc].in_addr; }
static void rsnd_dma_of_name(struct rsnd_dma *dma, int is_play, char *dma_name) { struct rsnd_mod *this = rsnd_dma_to_mod(dma); struct rsnd_dai_stream *io = rsnd_mod_to_io(this); struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); struct rsnd_mod *src = rsnd_io_to_mod_src(io); struct rsnd_mod *dvc = rsnd_io_to_mod_dvc(io); struct rsnd_mod *mod[MOD_MAX]; struct rsnd_mod *src_mod, *dst_mod; int i, index; for (i = 0; i < MOD_MAX; i++) mod[i] = NULL; /* * in play case... * * src -> dst * * mem -> SSI * mem -> SRC -> SSI * mem -> SRC -> DVC -> SSI */ mod[0] = NULL; /* for "mem" */ index = 1; for (i = 1; i < MOD_MAX; i++) { if (!src) { mod[i] = ssi; } else if (!dvc) { mod[i] = src; src = NULL; } else { mod[i] = dvc; dvc = NULL; } if (mod[i] == this) index = i; if (mod[i] == ssi) break; } if (is_play) { src_mod = mod[index - 1]; dst_mod = mod[index]; } else { src_mod = mod[index]; dst_mod = mod[index + 1]; } index = 0; index = _rsnd_dma_of_name(dma_name + index, src_mod); *(dma_name + index++) = '_'; index = _rsnd_dma_of_name(dma_name + index, dst_mod); }
static u32 rsnd_ssi_run_mods(struct rsnd_dai_stream *io) { struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); struct rsnd_mod *ssi_parent_mod = rsnd_io_to_mod_ssip(io); return rsnd_ssi_multi_slaves_runtime(io) | 1 << rsnd_mod_id(ssi_mod) | 1 << rsnd_mod_id(ssi_parent_mod); }
static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai) { struct rsnd_priv *priv = snd_soc_dai_get_drvdata(dai); struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); int ssi_id = rsnd_mod_id(rsnd_io_to_mod_ssi(io)); int ret; unsigned long flags; rsnd_lock(priv, flags); switch (cmd) { case SNDRV_PCM_TRIGGER_START: ret = rsnd_dai_stream_init(io, substream); if (ret < 0) goto dai_trigger_end; ret = rsnd_platform_call(priv, dai, start, ssi_id); if (ret < 0) goto dai_trigger_end; ret = rsnd_dai_call(init, io, priv); if (ret < 0) goto dai_trigger_end; ret = rsnd_dai_call(start, io, priv); if (ret < 0) goto dai_trigger_end; break; case SNDRV_PCM_TRIGGER_STOP: ret = rsnd_dai_call(stop, io, priv); if (ret < 0) goto dai_trigger_end; ret = rsnd_dai_call(quit, io, priv); if (ret < 0) goto dai_trigger_end; ret = rsnd_platform_call(priv, dai, stop, ssi_id); if (ret < 0) goto dai_trigger_end; break; default: ret = -EINVAL; } dai_trigger_end: rsnd_unlock(priv, flags); return ret; }
int rsnd_ssi_use_busif(struct rsnd_dai_stream *io) { struct rsnd_mod *mod = rsnd_io_to_mod_ssi(io); struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); int use_busif = 0; if (!rsnd_ssi_is_dma_mode(mod)) return 0; if (!(rsnd_ssi_mode_flags(ssi) & RSND_SSI_NO_BUSIF)) use_busif = 1; if (rsnd_io_to_mod_src(io)) use_busif = 1; return use_busif; }
static u32 rsnd_adg_ssi_ws_timing_gen2(struct rsnd_dai_stream *io) { struct rsnd_mod *mod = rsnd_io_to_mod_ssi(io); int id = rsnd_mod_id(mod); int ws = id; if (rsnd_ssi_is_pin_sharing(io)) { switch (id) { case 1: case 2: ws = 0; break; case 4: ws = 3; break; case 8: ws = 7; break; } } return (0x6 + ws) << 8; }
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; } }
return 0; if (!mod) return 0; return rsnd_gen2_dma_addr(io, mod, is_play, is_from); } #define MOD_MAX (RSND_MOD_MAX + 1) /* +Memory */ static void rsnd_dma_of_path(struct rsnd_mod *this, struct rsnd_dai_stream *io, int is_play, struct rsnd_mod **mod_from, struct rsnd_mod **mod_to) { struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); struct rsnd_mod *src = rsnd_io_to_mod_src(io); struct rsnd_mod *ctu = rsnd_io_to_mod_ctu(io); struct rsnd_mod *mix = rsnd_io_to_mod_mix(io); struct rsnd_mod *dvc = rsnd_io_to_mod_dvc(io); struct rsnd_mod *mod[MOD_MAX]; struct rsnd_mod *mod_start, *mod_end; struct rsnd_priv *priv = rsnd_mod_to_priv(this); struct device *dev = rsnd_priv_to_dev(priv); int nr, i, idx; if (!ssi) return; nr = 0; for (i = 0; i < MOD_MAX; i++) {