Lines Matching +full:io +full:- +full:width
1 // SPDX-License-Identifier: GPL-2.0
3 // Renesas R-Car SSIU/SSI support
107 ((pos) = ((struct rsnd_ssi *)(priv)->ssi + i)); \
110 #define rsnd_ssi_get(priv, id) ((struct rsnd_ssi *)(priv->ssi) + id)
111 #define rsnd_ssi_nr(priv) ((priv)->ssi_nr)
113 #define rsnd_ssi_is_parent(ssi, io) ((ssi) == rsnd_io_to_mod_ssip(io)) argument
114 #define rsnd_ssi_is_multi_secondary(mod, io) \ argument
115 (rsnd_ssi_multi_secondaries(io) & (1 << rsnd_mod_id(mod)))
116 #define rsnd_ssi_is_run_mods(mod, io) \ argument
117 (rsnd_ssi_run_mods(io) & (1 << rsnd_mod_id(mod)))
122 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io) in rsnd_ssi_use_busif() argument
124 struct rsnd_mod *mod = rsnd_io_to_mod_ssi(io); in rsnd_ssi_use_busif()
133 if (rsnd_io_to_mod_src(io)) in rsnd_ssi_use_busif()
168 static u32 rsnd_ssi_multi_secondaries(struct rsnd_dai_stream *io) in rsnd_ssi_multi_secondaries() argument
180 mod = rsnd_io_to_mod(io, types[i]); in rsnd_ssi_multi_secondaries()
190 static u32 rsnd_ssi_run_mods(struct rsnd_dai_stream *io) in rsnd_ssi_run_mods() argument
192 struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); in rsnd_ssi_run_mods()
193 struct rsnd_mod *ssi_parent_mod = rsnd_io_to_mod_ssip(io); in rsnd_ssi_run_mods()
196 mods = rsnd_ssi_multi_secondaries_runtime(io) | in rsnd_ssi_run_mods()
205 u32 rsnd_ssi_multi_secondaries_runtime(struct rsnd_dai_stream *io) in rsnd_ssi_multi_secondaries_runtime() argument
207 if (rsnd_runtime_is_multi_ssi(io)) in rsnd_ssi_multi_secondaries_runtime()
208 return rsnd_ssi_multi_secondaries(io); in rsnd_ssi_multi_secondaries_runtime()
217 int width = rsnd_rdai_width_get(rdai); in rsnd_rdai_width_to_swl() local
219 switch (width) { in rsnd_rdai_width_to_swl()
225 dev_err(dev, "unsupported slot width value: %d\n", width); in rsnd_rdai_width_to_swl()
238 int width = rsnd_rdai_width_get(rdai); in rsnd_ssi_clk_query() local
251 main_rate = width * param1 * param2 * ssi_clk_mul_table[j]; in rsnd_ssi_clk_query()
267 struct rsnd_dai_stream *io) in rsnd_ssi_master_clk_start() argument
269 struct rsnd_priv *priv = rsnd_io_to_priv(io); in rsnd_ssi_master_clk_start()
271 struct rsnd_dai *rdai = rsnd_io_to_rdai(io); in rsnd_ssi_master_clk_start()
273 int chan = rsnd_runtime_channel_for_ssi(io); in rsnd_ssi_master_clk_start()
276 unsigned int rate = rsnd_io_is_play(io) ? in rsnd_ssi_master_clk_start()
277 rsnd_src_get_out_rate(priv, io) : in rsnd_ssi_master_clk_start()
278 rsnd_src_get_in_rate(priv, io); in rsnd_ssi_master_clk_start()
286 if (rsnd_ssi_is_multi_secondary(mod, io)) in rsnd_ssi_master_clk_start()
289 if (rsnd_runtime_is_tdm_split(io)) in rsnd_ssi_master_clk_start()
290 chan = rsnd_io_converted_chan(io); in rsnd_ssi_master_clk_start()
294 if (ssi->usrcnt > 0) { in rsnd_ssi_master_clk_start()
295 if (ssi->rate != rate) { in rsnd_ssi_master_clk_start()
297 return -EINVAL; in rsnd_ssi_master_clk_start()
300 if (ssi->chan != chan) { in rsnd_ssi_master_clk_start()
302 return -EINVAL; in rsnd_ssi_master_clk_start()
311 return -EIO; in rsnd_ssi_master_clk_start()
328 ssi->cr_clk = FORCE | rsnd_rdai_width_to_swl(rdai) | in rsnd_ssi_master_clk_start()
330 ssi->wsr = CONT; in rsnd_ssi_master_clk_start()
331 ssi->rate = rate; in rsnd_ssi_master_clk_start()
332 ssi->chan = chan; in rsnd_ssi_master_clk_start()
341 struct rsnd_dai_stream *io) in rsnd_ssi_master_clk_stop() argument
343 struct rsnd_dai *rdai = rsnd_io_to_rdai(io); in rsnd_ssi_master_clk_stop()
352 if (ssi->usrcnt > 1) in rsnd_ssi_master_clk_stop()
355 ssi->cr_clk = 0; in rsnd_ssi_master_clk_stop()
356 ssi->rate = 0; in rsnd_ssi_master_clk_stop()
357 ssi->chan = 0; in rsnd_ssi_master_clk_stop()
363 struct rsnd_dai_stream *io) in rsnd_ssi_config_init() argument
365 struct rsnd_dai *rdai = rsnd_io_to_rdai(io); in rsnd_ssi_config_init()
368 struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); in rsnd_ssi_config_init()
370 u32 cr_own = ssi->cr_own; in rsnd_ssi_config_init()
371 u32 cr_mode = ssi->cr_mode; in rsnd_ssi_config_init()
372 u32 wsr = ssi->wsr; in rsnd_ssi_config_init()
373 int width; in rsnd_ssi_config_init() local
379 is_tdm = rsnd_runtime_is_tdm(io); in rsnd_ssi_config_init()
380 is_tdm_split = rsnd_runtime_is_tdm_split(io); in rsnd_ssi_config_init()
389 if (rdai->bit_clk_inv) in rsnd_ssi_config_init()
391 if (rdai->frm_clk_inv && !is_tdm) in rsnd_ssi_config_init()
393 if (rdai->data_alignment) in rsnd_ssi_config_init()
395 if (rdai->sys_delay) in rsnd_ssi_config_init()
403 wsr = ssi->wsr; in rsnd_ssi_config_init()
413 if (rsnd_ssi_is_parent(mod, io)) in rsnd_ssi_config_init()
416 if (rsnd_io_is_play(io)) in rsnd_ssi_config_init()
420 width = snd_pcm_format_width(runtime->format); in rsnd_ssi_config_init()
423 * The SWL and DWL bits in SSICR should be fixed at 32-bit in rsnd_ssi_config_init()
428 width = 32; in rsnd_ssi_config_init()
431 switch (width) { in rsnd_ssi_config_init()
486 ssi->cr_own = cr_own; in rsnd_ssi_config_init()
487 ssi->cr_mode = cr_mode; in rsnd_ssi_config_init()
488 ssi->wsr = wsr; in rsnd_ssi_config_init()
495 rsnd_mod_write(mod, SSIWSR, ssi->wsr); in rsnd_ssi_register_setup()
496 rsnd_mod_write(mod, SSICR, ssi->cr_own | in rsnd_ssi_register_setup()
497 ssi->cr_clk | in rsnd_ssi_register_setup()
498 ssi->cr_mode | in rsnd_ssi_register_setup()
499 ssi->cr_en); in rsnd_ssi_register_setup()
506 struct rsnd_dai_stream *io, in rsnd_ssi_init() argument
512 if (!rsnd_ssi_is_run_mods(mod, io)) in rsnd_ssi_init()
515 ret = rsnd_ssi_master_clk_start(mod, io); in rsnd_ssi_init()
519 ssi->usrcnt++; in rsnd_ssi_init()
525 rsnd_ssi_config_init(mod, io); in rsnd_ssi_init()
536 struct rsnd_dai_stream *io, in rsnd_ssi_quit() argument
546 is_tdm = rsnd_runtime_is_tdm(io); in rsnd_ssi_quit()
547 is_tdm_split = rsnd_runtime_is_tdm_split(io); in rsnd_ssi_quit()
549 if (!rsnd_ssi_is_run_mods(mod, io)) in rsnd_ssi_quit()
552 if (!ssi->usrcnt) { in rsnd_ssi_quit()
554 return -EIO; in rsnd_ssi_quit()
557 rsnd_ssi_master_clk_stop(mod, io); in rsnd_ssi_quit()
561 ssi->usrcnt--; in rsnd_ssi_quit()
563 if (!ssi->usrcnt) { in rsnd_ssi_quit()
564 ssi->cr_own = 0; in rsnd_ssi_quit()
565 ssi->cr_mode = 0; in rsnd_ssi_quit()
566 ssi->wsr = 0; in rsnd_ssi_quit()
605 struct rsnd_dai_stream *io, in rsnd_ssi_hw_params() argument
609 struct rsnd_dai *rdai = rsnd_io_to_rdai(io); in rsnd_ssi_hw_params()
612 if (fmt_width > rdai->chan_width) { in rsnd_ssi_hw_params()
613 struct rsnd_priv *priv = rsnd_io_to_priv(io); in rsnd_ssi_hw_params()
616 dev_err(dev, "invalid combination of slot-width and format-data-width\n"); in rsnd_ssi_hw_params()
617 return -EINVAL; in rsnd_ssi_hw_params()
624 struct rsnd_dai_stream *io, in rsnd_ssi_start() argument
629 if (!rsnd_ssi_is_run_mods(mod, io)) in rsnd_ssi_start()
636 if (rsnd_ssi_multi_secondaries_runtime(io)) in rsnd_ssi_start()
643 if (rsnd_ssi_is_parent(mod, io)) in rsnd_ssi_start()
646 ssi->cr_en = EN; in rsnd_ssi_start()
648 rsnd_mod_write(mod, SSICR, ssi->cr_own | in rsnd_ssi_start()
649 ssi->cr_clk | in rsnd_ssi_start()
650 ssi->cr_mode | in rsnd_ssi_start()
651 ssi->cr_en); in rsnd_ssi_start()
657 struct rsnd_dai_stream *io, in rsnd_ssi_stop() argument
663 if (!rsnd_ssi_is_run_mods(mod, io)) in rsnd_ssi_stop()
666 if (rsnd_ssi_is_parent(mod, io)) in rsnd_ssi_stop()
669 cr = ssi->cr_own | in rsnd_ssi_stop()
670 ssi->cr_clk; in rsnd_ssi_stop()
677 if (rsnd_io_is_play(io)) { in rsnd_ssi_stop()
678 rsnd_mod_write(mod, SSICR, cr | ssi->cr_en); in rsnd_ssi_stop()
682 /* In multi-SSI mode, stop is performed by setting ssi0129 in in rsnd_ssi_stop()
685 if (rsnd_ssi_multi_secondaries_runtime(io)) in rsnd_ssi_stop()
695 ssi->cr_en = 0; in rsnd_ssi_stop()
701 struct rsnd_dai_stream *io, in rsnd_ssi_irq() argument
709 is_tdm = rsnd_runtime_is_tdm(io); in rsnd_ssi_irq()
710 is_tdm_split = rsnd_runtime_is_tdm_split(io); in rsnd_ssi_irq()
715 if (rsnd_ssi_is_parent(mod, io)) in rsnd_ssi_irq()
718 if (!rsnd_ssi_is_run_mods(mod, io)) in rsnd_ssi_irq()
743 struct rsnd_dai_stream *io);
745 struct rsnd_dai_stream *io) in __rsnd_ssi_interrupt() argument
757 is_tdm = rsnd_runtime_is_tdm(io); in __rsnd_ssi_interrupt()
758 is_tdm_split = rsnd_runtime_is_tdm_split(io); in __rsnd_ssi_interrupt()
760 spin_lock(&priv->lock); in __rsnd_ssi_interrupt()
763 if (!rsnd_io_is_working(io)) in __rsnd_ssi_interrupt()
770 elapsed = rsnd_ssi_pio_interrupt(mod, io); in __rsnd_ssi_interrupt()
827 spin_unlock(&priv->lock); in __rsnd_ssi_interrupt()
830 rsnd_dai_period_elapsed(io); in __rsnd_ssi_interrupt()
833 snd_pcm_stop_xrun(io->substream); in __rsnd_ssi_interrupt()
847 struct rsnd_dai_stream *io, in rsnd_ssi_get_status() argument
855 * how many SSI requests parent SSI. Thus, it is localed on "io" now. in rsnd_ssi_get_status()
860 * 1) start Capture -> SSI0/SSI1 are started. in rsnd_ssi_get_status()
861 * 2) start Playback -> SSI0 doesn't work, because it is already in rsnd_ssi_get_status()
867 * IO-0: SRC0 -> CTU1 -+-> MUX -> DVC -> SSIU -> SSI0 in rsnd_ssi_get_status()
869 * IO-1: SRC1 -> CTU2 -+ in rsnd_ssi_get_status()
871 * 1) start IO-0 -> start SSI0 in rsnd_ssi_get_status()
872 * 2) start IO-1 -> SSI0 doesn't need to start, because it is in rsnd_ssi_get_status()
876 return &io->parent_ssi_status; in rsnd_ssi_get_status()
878 return rsnd_mod_get_status(mod, io, type); in rsnd_ssi_get_status()
885 struct rsnd_dai_stream *io) in rsnd_ssi_parent_attach() argument
887 struct rsnd_dai *rdai = rsnd_io_to_rdai(io); in rsnd_ssi_parent_attach()
896 if (rsnd_ssi_is_multi_secondary(mod, io)) in rsnd_ssi_parent_attach()
903 rsnd_dai_connect(rsnd_ssi_mod_get(priv, 0), io, RSND_MOD_SSIP); in rsnd_ssi_parent_attach()
906 rsnd_dai_connect(rsnd_ssi_mod_get(priv, 3), io, RSND_MOD_SSIP); in rsnd_ssi_parent_attach()
909 rsnd_dai_connect(rsnd_ssi_mod_get(priv, 7), io, RSND_MOD_SSIP); in rsnd_ssi_parent_attach()
915 struct rsnd_dai_stream *io, in rsnd_ssi_pcm_new() argument
923 rsnd_ssi_parent_attach(mod, io); in rsnd_ssi_pcm_new()
929 struct rsnd_dai_stream *io, in rsnd_ssi_common_probe() argument
940 if (rsnd_ssi_is_multi_secondary(mod, io)) in rsnd_ssi_common_probe()
955 * mod->status. in rsnd_ssi_common_probe()
960 ret = request_irq(ssi->irq, in rsnd_ssi_common_probe()
972 struct rsnd_dai_stream *io, in rsnd_ssi_common_remove() argument
976 struct rsnd_mod *pure_ssi_mod = rsnd_io_to_mod_ssi(io); in rsnd_ssi_common_remove()
984 free_irq(ssi->irq, mod); in rsnd_ssi_common_remove()
996 struct rsnd_dai_stream *io) in rsnd_ssi_pio_interrupt() argument
998 struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); in rsnd_ssi_pio_interrupt()
1000 u32 *buf = (u32 *)(runtime->dma_area + ssi->byte_pos); in rsnd_ssi_pio_interrupt()
1005 if (snd_pcm_format_width(runtime->format) == 24) in rsnd_ssi_pio_interrupt()
1013 if (rsnd_io_is_play(io)) in rsnd_ssi_pio_interrupt()
1018 byte_pos = ssi->byte_pos + sizeof(*buf); in rsnd_ssi_pio_interrupt()
1020 if (byte_pos >= ssi->next_period_byte) { in rsnd_ssi_pio_interrupt()
1021 int period_pos = byte_pos / ssi->byte_per_period; in rsnd_ssi_pio_interrupt()
1023 if (period_pos >= runtime->periods) { in rsnd_ssi_pio_interrupt()
1028 ssi->next_period_byte = (period_pos + 1) * ssi->byte_per_period; in rsnd_ssi_pio_interrupt()
1033 WRITE_ONCE(ssi->byte_pos, byte_pos); in rsnd_ssi_pio_interrupt()
1039 struct rsnd_dai_stream *io, in rsnd_ssi_pio_init() argument
1042 struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); in rsnd_ssi_pio_init()
1045 if (!rsnd_ssi_is_parent(mod, io)) { in rsnd_ssi_pio_init()
1046 ssi->byte_pos = 0; in rsnd_ssi_pio_init()
1047 ssi->byte_per_period = runtime->period_size * in rsnd_ssi_pio_init()
1048 runtime->channels * in rsnd_ssi_pio_init()
1050 ssi->next_period_byte = ssi->byte_per_period; in rsnd_ssi_pio_init()
1053 return rsnd_ssi_init(mod, io, priv); in rsnd_ssi_pio_init()
1057 struct rsnd_dai_stream *io, in rsnd_ssi_pio_pointer() argument
1061 struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); in rsnd_ssi_pio_pointer()
1063 *pointer = bytes_to_frames(runtime, READ_ONCE(ssi->byte_pos)); in rsnd_ssi_pio_pointer()
1084 struct rsnd_dai_stream *io, in rsnd_ssi_dma_probe() argument
1093 if (rsnd_ssi_is_multi_secondary(mod, io)) in rsnd_ssi_dma_probe()
1096 ret = rsnd_ssi_common_probe(mod, io, priv); in rsnd_ssi_dma_probe()
1101 ret = rsnd_dma_attach(io, mod, &io->dma); in rsnd_ssi_dma_probe()
1107 struct rsnd_dai_stream *io, in rsnd_ssi_fallback() argument
1119 mod->ops = &rsnd_ssi_pio_ops; in rsnd_ssi_fallback()
1126 static struct dma_chan *rsnd_ssi_dma_req(struct rsnd_dai_stream *io, in rsnd_ssi_dma_req() argument
1130 int is_play = rsnd_io_is_play(io); in rsnd_ssi_dma_req()
1144 if (rsnd_ssi_use_busif(io)) in rsnd_ssi_dma_req()
1171 return mod->ops == &rsnd_ssi_dma_ops; in rsnd_ssi_is_dma_mode()
1178 struct rsnd_dai_stream *io) in rsnd_ssi_connect() argument
1180 struct rsnd_dai *rdai = rsnd_io_to_rdai(io); in rsnd_ssi_connect()
1190 /* try SSI -> SSIM1 -> SSIM2 -> SSIM3 */ in rsnd_ssi_connect()
1193 if (!rsnd_io_to_mod(io, type)) { in rsnd_ssi_connect()
1194 rsnd_dai_connect(mod, io, type); in rsnd_ssi_connect()
1220 rsnd_ssi_connect(mod, &rdai->playback); in rsnd_parse_connect_ssi()
1222 rsnd_ssi_connect(mod, &rdai->capture); in rsnd_parse_connect_ssi()
1258 return -EINVAL; in rsnd_ssi_probe()
1262 ret = -EINVAL; in rsnd_ssi_probe()
1268 ret = -ENOMEM; in rsnd_ssi_probe()
1272 priv->ssi = ssi; in rsnd_ssi_probe()
1273 priv->ssi_nr = nr; in rsnd_ssi_probe()
1292 if (of_get_property(np, "shared-pin", NULL)) in rsnd_ssi_probe()
1295 if (of_get_property(np, "no-busif", NULL)) in rsnd_ssi_probe()
1298 ssi->irq = irq_of_parse_and_map(np, 0); in rsnd_ssi_probe()
1299 if (!ssi->irq) { in rsnd_ssi_probe()
1300 ret = -EINVAL; in rsnd_ssi_probe()
1305 if (of_property_read_bool(np, "pio-transfer")) in rsnd_ssi_probe()