diff options
| -rw-r--r-- | sound/soc/sh/Kconfig | 3 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/adg.c | 61 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/core.c | 175 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/dma.c | 295 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/dvc.c | 2 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/gen.c | 12 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/rsnd.h | 156 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/src.c | 13 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/ssi.c | 28 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/ssiu.c | 20 |
10 files changed, 516 insertions, 249 deletions
diff --git a/sound/soc/sh/Kconfig b/sound/soc/sh/Kconfig index 6db6405d952f..147ebecfed94 100644 --- a/sound/soc/sh/Kconfig +++ b/sound/soc/sh/Kconfig @@ -1,5 +1,5 @@ menu "SoC Audio support for SuperH" - depends on SUPERH || ARCH_SHMOBILE + depends on SUPERH || ARCH_SHMOBILE || COMPILE_TEST config SND_SOC_PCM_SH7760 tristate "SoC Audio support for Renesas SH7760" @@ -37,6 +37,7 @@ config SND_SOC_SH4_SIU config SND_SOC_RCAR tristate "R-Car series SRU/SCU/SSIU/SSI support" depends on COMMON_CLK + depends on OF || COMPILE_TEST select SND_SIMPLE_CARD select REGMAP_MMIO help diff --git a/sound/soc/sh/rcar/adg.c b/sound/soc/sh/rcar/adg.c index 2145957d0229..85a33ac0a5c4 100644 --- a/sound/soc/sh/rcar/adg.c +++ b/sound/soc/sh/rcar/adg.c @@ -34,6 +34,9 @@ struct rsnd_adg { struct clk_onecell_data onecell; struct rsnd_mod mod; u32 flags; + u32 ckr; + u32 rbga; + u32 rbgb; int rbga_rate_for_441khz; /* RBGA */ int rbgb_rate_for_48khz; /* RBGB */ @@ -316,9 +319,11 @@ int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *ssi_mod, unsigned int rate) struct rsnd_priv *priv = rsnd_mod_to_priv(ssi_mod); struct rsnd_adg *adg = rsnd_priv_to_adg(priv); struct device *dev = rsnd_priv_to_dev(priv); + struct rsnd_mod *adg_mod = rsnd_mod_get(adg); struct clk *clk; int i; u32 data; + u32 ckr = 0; int sel_table[] = { [CLKA] = 0x1, [CLKB] = 0x2, @@ -360,15 +365,14 @@ found_clock: rsnd_adg_set_ssi_clk(ssi_mod, data); if (!(adg_mode_flags(adg) & LRCLK_ASYNC)) { - struct rsnd_mod *adg_mod = rsnd_mod_get(adg); - u32 ckr = 0; - if (0 == (rate % 8000)) ckr = 0x80000000; - - rsnd_mod_bset(adg_mod, SSICKR, 0x80000000, ckr); } + rsnd_mod_bset(adg_mod, BRGCKR, 0x80FF0000, adg->ckr | ckr); + rsnd_mod_write(adg_mod, BRRA, adg->rbga); + rsnd_mod_write(adg_mod, BRRB, adg->rbgb); + dev_dbg(dev, "ADG: %s[%d] selects 0x%x for %d\n", rsnd_mod_name(ssi_mod), rsnd_mod_id(ssi_mod), data, rate); @@ -376,6 +380,25 @@ found_clock: return 0; } +void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable) +{ + struct rsnd_adg *adg = rsnd_priv_to_adg(priv); + struct device *dev = rsnd_priv_to_dev(priv); + struct clk *clk; + int i, ret; + + for_each_rsnd_clk(clk, adg, i) { + ret = 0; + if (enable) + ret = clk_prepare_enable(clk); + else + clk_disable_unprepare(clk); + + if (ret < 0) + dev_warn(dev, "can't use clk %d\n", i); + } +} + static void rsnd_adg_get_clkin(struct rsnd_priv *priv, struct rsnd_adg *adg) { @@ -387,27 +410,21 @@ static void rsnd_adg_get_clkin(struct rsnd_priv *priv, [CLKC] = "clk_c", [CLKI] = "clk_i", }; - int i, ret; + int i; for (i = 0; i < CLKMAX; i++) { clk = devm_clk_get(dev, clk_name[i]); adg->clk[i] = IS_ERR(clk) ? NULL : clk; } - for_each_rsnd_clk(clk, adg, i) { - ret = clk_prepare_enable(clk); - if (ret < 0) - dev_warn(dev, "can't use clk %d\n", i); - + for_each_rsnd_clk(clk, adg, i) dev_dbg(dev, "clk %d : %p : %ld\n", i, clk, clk_get_rate(clk)); - } } static void rsnd_adg_get_clkout(struct rsnd_priv *priv, struct rsnd_adg *adg) { struct clk *clk; - struct rsnd_mod *adg_mod = rsnd_mod_get(adg); struct device *dev = rsnd_priv_to_dev(priv); struct device_node *np = dev->of_node; u32 ckr, rbgx, rbga, rbgb; @@ -532,13 +549,13 @@ static void rsnd_adg_get_clkout(struct rsnd_priv *priv, } } - rsnd_mod_bset(adg_mod, SSICKR, 0x80FF0000, ckr); - rsnd_mod_write(adg_mod, BRRA, rbga); - rsnd_mod_write(adg_mod, BRRB, rbgb); + adg->ckr = ckr; + adg->rbga = rbga; + adg->rbgb = rbgb; for_each_rsnd_clkout(clk, adg, i) dev_dbg(dev, "clkout %d : %p : %ld\n", i, clk, clk_get_rate(clk)); - dev_dbg(dev, "SSICKR = 0x%08x, BRRA/BRRB = 0x%x/0x%x\n", + dev_dbg(dev, "BRGCKR = 0x%08x, BRRA/BRRB = 0x%x/0x%x\n", ckr, rbga, rbgb); } @@ -565,16 +582,12 @@ int rsnd_adg_probe(struct rsnd_priv *priv) priv->adg = adg; + rsnd_adg_clk_enable(priv); + return 0; } void rsnd_adg_remove(struct rsnd_priv *priv) { - struct rsnd_adg *adg = rsnd_priv_to_adg(priv); - struct clk *clk; - int i; - - for_each_rsnd_clk(clk, adg, i) { - clk_disable_unprepare(clk); - } + rsnd_adg_clk_disable(priv); } diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index f18141098b50..4bd68de76130 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -306,7 +306,7 @@ u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io) */ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io) { - struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); + struct rsnd_mod *ssiu = rsnd_io_to_mod_ssiu(io); struct rsnd_mod *target; struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); u32 val = 0x76543210; @@ -315,11 +315,11 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io) if (rsnd_io_is_play(io)) { struct rsnd_mod *src = rsnd_io_to_mod_src(io); - target = src ? src : ssi; + target = src ? src : ssiu; } else { struct rsnd_mod *cmd = rsnd_io_to_mod_cmd(io); - target = cmd ? cmd : ssi; + target = cmd ? cmd : ssiu; } mask <<= runtime->channels * 4; @@ -348,32 +348,28 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io) /* * rsnd_dai functions */ -#define rsnd_mod_call(idx, io, func, param...) \ -({ \ - struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \ - struct rsnd_mod *mod = (io)->mod[idx]; \ - struct device *dev = rsnd_priv_to_dev(priv); \ - u32 *status = mod->get_status(io, mod, idx); \ - u32 mask = 0xF << __rsnd_mod_shift_##func; \ - u8 val = (*status >> __rsnd_mod_shift_##func) & 0xF; \ - u8 add = ((val + __rsnd_mod_add_##func) & 0xF); \ - int ret = 0; \ - int call = (val == __rsnd_mod_call_##func) && (mod)->ops->func; \ - if (add == 0xF) \ - call = 0; \ - else \ - *status = (*status & ~mask) + \ - (add << __rsnd_mod_shift_##func); \ - dev_dbg(dev, "%s[%d]\t0x%08x %s\n", \ - rsnd_mod_name(mod), rsnd_mod_id(mod), \ - *status, call ? #func : ""); \ - if (call) \ - ret = (mod)->ops->func(mod, io, param); \ - if (ret) \ - dev_dbg(dev, "%s[%d] : rsnd_mod_call error %d\n", \ - rsnd_mod_name(mod), rsnd_mod_id(mod), ret); \ - ret; \ -}) +struct rsnd_mod *rsnd_mod_next(int *iterator, + struct rsnd_dai_stream *io, + enum rsnd_mod_type *array, + int array_size) +{ + struct rsnd_mod *mod; + enum rsnd_mod_type type; + int max = array ? array_size : RSND_MOD_MAX; + + for (; *iterator < max; (*iterator)++) { + type = (array) ? array[*iterator] : *iterator; + mod = io->mod[type]; + if (!mod) + continue; + + (*iterator)++; + + return mod; + } + + return NULL; +} static enum rsnd_mod_type rsnd_mod_sequence[][RSND_MOD_MAX] = { { @@ -409,19 +405,49 @@ static enum rsnd_mod_type rsnd_mod_sequence[][RSND_MOD_MAX] = { }, }; -#define rsnd_dai_call(fn, io, param...) \ -({ \ - struct rsnd_mod *mod; \ - int type, is_play = rsnd_io_is_play(io); \ - int ret = 0, i; \ - for (i = 0; i < RSND_MOD_MAX; i++) { \ - type = rsnd_mod_sequence[is_play][i]; \ - mod = (io)->mod[type]; \ - if (!mod) \ - continue; \ - ret |= rsnd_mod_call(type, io, fn, param); \ - } \ - ret; \ +static int rsnd_status_update(u32 *status, + int shift, int add, int timing) +{ + u32 mask = 0xF << shift; + u8 val = (*status >> shift) & 0xF; + u8 next_val = (val + add) & 0xF; + int func_call = (val == timing); + + if (next_val == 0xF) /* underflow case */ + func_call = 0; + else + *status = (*status & ~mask) + (next_val << shift); + + return func_call; +} + +#define rsnd_dai_call(fn, io, param...) \ +({ \ + struct rsnd_priv *priv = rsnd_io_to_priv(io); \ + struct device *dev = rsnd_priv_to_dev(priv); \ + struct rsnd_mod *mod; \ + int is_play = rsnd_io_is_play(io); \ + int ret = 0, i; \ + enum rsnd_mod_type *types = rsnd_mod_sequence[is_play]; \ + for_each_rsnd_mod_arrays(i, mod, io, types, RSND_MOD_MAX) { \ + int tmp = 0; \ + u32 *status = mod->get_status(io, mod, types[i]); \ + int func_call = rsnd_status_update(status, \ + __rsnd_mod_shift_##fn, \ + __rsnd_mod_add_##fn, \ + __rsnd_mod_call_##fn); \ + dev_dbg(dev, "%s[%d]\t0x%08x %s\n", \ + rsnd_mod_name(mod), rsnd_mod_id(mod), *status, \ + (func_call && (mod)->ops->fn) ? #fn : ""); \ + if (func_call && (mod)->ops->fn) \ + tmp = (mod)->ops->fn(mod, io, param); \ + if (tmp) \ + dev_err(dev, "%s[%d] : %s error %d\n", \ + rsnd_mod_name(mod), rsnd_mod_id(mod), \ + #fn, tmp); \ + ret |= tmp; \ + } \ + ret; \ }) int rsnd_dai_connect(struct rsnd_mod *mod, @@ -690,7 +716,33 @@ static int rsnd_soc_set_dai_tdm_slot(struct snd_soc_dai *dai, return 0; } +static int rsnd_soc_dai_startup(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); + struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); + + /* + * call rsnd_dai_call without spinlock + */ + return rsnd_dai_call(nolock_start, io, priv); +} + +static void rsnd_soc_dai_shutdown(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); + struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); + + /* + * call rsnd_dai_call without spinlock + */ + rsnd_dai_call(nolock_stop, io, priv); +} + static const struct snd_soc_dai_ops rsnd_soc_dai_ops = { + .startup = rsnd_soc_dai_startup, + .shutdown = rsnd_soc_dai_shutdown, .trigger = rsnd_soc_dai_trigger, .set_fmt = rsnd_soc_dai_set_fmt, .set_tdm_slot = rsnd_soc_set_dai_tdm_slot, @@ -993,7 +1045,11 @@ static int __rsnd_kctrl_new(struct rsnd_mod *mod, void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg) { - snd_ctl_remove(cfg->card, cfg->kctrl); + if (cfg->card && cfg->kctrl) + snd_ctl_remove(cfg->card, cfg->kctrl); + + cfg->card = NULL; + cfg->kctrl = NULL; } int rsnd_kctrl_new_m(struct rsnd_mod *mod, @@ -1070,8 +1126,8 @@ static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) return snd_pcm_lib_preallocate_pages_for_all( rtd->pcm, - SNDRV_DMA_TYPE_DEV, - rtd->card->snd_card->dev, + SNDRV_DMA_TYPE_CONTINUOUS, + snd_dma_continuous_data(GFP_KERNEL), PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); } @@ -1092,6 +1148,7 @@ static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv, ret = rsnd_dai_call(probe, io, priv); if (ret == -EAGAIN) { struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); + struct rsnd_mod *mod; int i; /* @@ -1111,8 +1168,8 @@ static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv, * remove all mod from io * and, re connect ssi */ - for (i = 0; i < RSND_MOD_MAX; i++) - rsnd_dai_disconnect((io)->mod[i], io, i); + for_each_rsnd_mod(i, mod, io) + rsnd_dai_disconnect(mod, io, i); rsnd_dai_connect(ssi_mod, io, RSND_MOD_SSI); /* @@ -1251,9 +1308,33 @@ static int rsnd_remove(struct platform_device *pdev) return ret; } +static int rsnd_suspend(struct device *dev) +{ + struct rsnd_priv *priv = dev_get_drvdata(dev); + + rsnd_adg_clk_disable(priv); + + return 0; +} + +static int rsnd_resume(struct device *dev) +{ + struct rsnd_priv *priv = dev_get_drvdata(dev); + + rsnd_adg_clk_enable(priv); + + return 0; +} + +static struct dev_pm_ops rsnd_pm_ops = { + .suspend = rsnd_suspend, + .resume = rsnd_resume, +}; + static struct platform_driver rsnd_driver = { .driver = { .name = "rcar_sound", + .pm = &rsnd_pm_ops, .of_match_table = rsnd_of_match, }, .probe = rsnd_probe, diff --git a/sound/soc/sh/rcar/dma.c b/sound/soc/sh/rcar/dma.c index 6bc93cbb3049..1f405c833867 100644 --- a/sound/soc/sh/rcar/dma.c +++ b/sound/soc/sh/rcar/dma.c @@ -25,6 +25,10 @@ struct rsnd_dmaen { struct dma_chan *chan; + dma_addr_t dma_buf; + unsigned int dma_len; + unsigned int dma_period; + unsigned int dma_cnt; }; struct rsnd_dmapp { @@ -34,6 +38,8 @@ struct rsnd_dmapp { struct rsnd_dma { struct rsnd_mod mod; + struct rsnd_mod *mod_from; + struct rsnd_mod *mod_to; dma_addr_t src_addr; dma_addr_t dst_addr; union { @@ -56,10 +62,38 @@ struct rsnd_dma_ctrl { /* * Audio DMAC */ +#define rsnd_dmaen_sync(dmaen, io, i) __rsnd_dmaen_sync(dmaen, io, i, 1) +#define rsnd_dmaen_unsync(dmaen, io, i) __rsnd_dmaen_sync(dmaen, io, i, 0) +static void __rsnd_dmaen_sync(struct rsnd_dmaen *dmaen, struct rsnd_dai_stream *io, + int i, int sync) +{ + struct device *dev = dmaen->chan->device->dev; + enum dma_data_direction dir; + int is_play = rsnd_io_is_play(io); + dma_addr_t buf; + int len, max; + size_t period; + + len = dmaen->dma_len; + period = dmaen->dma_period; + max = len / period; + i = i % max; + buf = dmaen->dma_buf + (period * i); + + dir = is_play ? DMA_TO_DEVICE : DMA_FROM_DEVICE; + + if (sync) + dma_sync_single_for_device(dev, buf, period, dir); + else + dma_sync_single_for_cpu(dev, buf, period, dir); +} + static void __rsnd_dmaen_complete(struct rsnd_mod *mod, struct rsnd_dai_stream *io) { struct rsnd_priv *priv = rsnd_mod_to_priv(mod); + struct rsnd_dma *dma = rsnd_mod_to_dma(mod); + struct rsnd_dmaen *dmaen = rsnd_dma_to_dmaen(dma); bool elapsed = false; unsigned long flags; @@ -76,9 +110,22 @@ static void __rsnd_dmaen_complete(struct rsnd_mod *mod, */ spin_lock_irqsave(&priv->lock, flags); - if (rsnd_io_is_working(io)) + if (rsnd_io_is_working(io)) { + rsnd_dmaen_unsync(dmaen, io, dmaen->dma_cnt); + + /* + * Next period is already started. + * Let's sync Next Next period + * see + * rsnd_dmaen_start() + */ + rsnd_dmaen_sync(dmaen, io, dmaen->dma_cnt + 2); + elapsed = rsnd_dai_pointer_update(io, io->byte_per_period); + dmaen->dma_cnt++; + } + spin_unlock_irqrestore(&priv->lock, flags); if (elapsed) @@ -92,6 +139,20 @@ static void rsnd_dmaen_complete(void *data) rsnd_mod_interrupt(mod, __rsnd_dmaen_complete); } +static struct dma_chan *rsnd_dmaen_request_channel(struct rsnd_dai_stream *io, + struct rsnd_mod *mod_from, + struct rsnd_mod *mod_to) +{ + if ((!mod_from && !mod_to) || + (mod_from && mod_to)) + return NULL; + + if (mod_from) + return rsnd_mod_dma_req(io, mod_from); + else + return rsnd_mod_dma_req(io, mod_to); +} + static int rsnd_dmaen_stop(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) @@ -99,7 +160,66 @@ static int rsnd_dmaen_stop(struct rsnd_mod *mod, struct rsnd_dma *dma = rsnd_mod_to_dma(mod); struct rsnd_dmaen *dmaen = rsnd_dma_to_dmaen(dma); - dmaengine_terminate_all(dmaen->chan); + if (dmaen->chan) { + int is_play = rsnd_io_is_play(io); + + dmaengine_terminate_all(dmaen->chan); + dma_unmap_single(dmaen->chan->device->dev, + dmaen->dma_buf, dmaen->dma_len, + is_play ? DMA_TO_DEVICE : DMA_FROM_DEVICE); + } + + return 0; +} + +static int rsnd_dmaen_nolock_stop(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, + struct rsnd_priv *priv) +{ + struct rsnd_dma *dma = rsnd_mod_to_dma(mod); + struct rsnd_dmaen *dmaen = rsnd_dma_to_dmaen(dma); + + /* + * DMAEngine release uses mutex lock. + * Thus, it shouldn't be called under spinlock. + * Let's call it under nolock_start + */ + if (dmaen->chan) + dma_release_channel(dmaen->chan); + + dmaen->chan = NULL; + + return 0; +} + +static int rsnd_dmaen_nolock_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_dmaen *dmaen = rsnd_dma_to_dmaen(dma); + struct device *dev = rsnd_priv_to_dev(priv); + + if (dmaen->chan) { + dev_err(dev, "it already has dma channel\n"); + return -EIO; + } + + /* + * DMAEngine request uses mutex lock. + * Thus, it shouldn't be called under spinlock. + * Let's call it under nolock_start + */ + dmaen->chan = rsnd_dmaen_request_channel(io, + dma->mod_from, + dma->mod_to); + if (IS_ERR_OR_NULL(dmaen->chan)) { + int ret = PTR_ERR(dmaen->chan); + + dmaen->chan = NULL; + dev_err(dev, "can't get dma channel\n"); + return ret; + } return 0; } @@ -113,12 +233,41 @@ static int rsnd_dmaen_start(struct rsnd_mod *mod, struct snd_pcm_substream *substream = io->substream; struct device *dev = rsnd_priv_to_dev(priv); struct dma_async_tx_descriptor *desc; + struct dma_slave_config cfg = {}; + dma_addr_t buf; + size_t len; + size_t period; int is_play = rsnd_io_is_play(io); + int i; + int ret; + + cfg.direction = is_play ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM; + cfg.src_addr = dma->src_addr; + cfg.dst_addr = dma->dst_addr; + cfg.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; + cfg.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; + + dev_dbg(dev, "%s[%d] %pad -> %pad\n", + rsnd_mod_name(mod), rsnd_mod_id(mod), + &cfg.src_addr, &cfg.dst_addr); + + ret = dmaengine_slave_config(dmaen->chan, &cfg); + if (ret < 0) + return ret; + + len = snd_pcm_lib_buffer_bytes(substream); + period = snd_pcm_lib_period_bytes(substream); + buf = dma_map_single(dmaen->chan->device->dev, + substream->runtime->dma_area, + len, + is_play ? DMA_TO_DEVICE : DMA_FROM_DEVICE); + if (dma_mapping_error(dmaen->chan->device->dev, buf)) { + dev_err(dev, "dma map failed\n"); + return -EIO; + } desc = dmaengine_prep_dma_cyclic(dmaen->chan, - substream->runtime->dma_addr, - snd_pcm_lib_buffer_bytes(substream), - snd_pcm_lib_period_bytes(substream), + buf, len, period, is_play ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); @@ -130,6 +279,19 @@ static int rsnd_dmaen_start(struct rsnd_mod *mod, desc->callback = rsnd_dmaen_complete; desc->callback_param = rsnd_mod_get(dma); + dmaen->dma_buf = buf; + dmaen->dma_len = len; + dmaen->dma_period = period; + dmaen->dma_cnt = 0; + + /* + * synchronize this and next period + * see + * __rsnd_dmaen_complete() + */ + for (i = 0; i < 2; i++) + rsnd_dmaen_sync(dmaen, io, i); + if (dmaengine_submit(desc) < 0) { dev_err(dev, "dmaengine_submit() fail\n"); return -EIO; @@ -143,124 +305,55 @@ static int rsnd_dmaen_start(struct rsnd_mod *mod, struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, struct rsnd_mod *mod, char *name) { - struct dma_chan *chan; + struct dma_chan *chan = NULL; struct device_node *np; int i = 0; for_each_child_of_node(of_node, np) { - if (i == rsnd_mod_id(mod)) - break; + if (i == rsnd_mod_id(mod) && (!chan)) + chan = of_dma_request_slave_channel(np, name); i++; } - chan = of_dma_request_slave_channel(np, name); - - of_node_put(np); + /* It should call of_node_put(), since, it is rsnd_xxx_of_node() */ of_node_put(of_node); return chan; } -static struct dma_chan *rsnd_dmaen_request_channel(struct rsnd_dai_stream *io, - struct rsnd_mod *mod_from, - struct rsnd_mod *mod_to) -{ - if ((!mod_from && !mod_to) || - (mod_from && mod_to)) - return NULL; - - if (mod_from) - return rsnd_mod_dma_req(io, mod_from); - else - return rsnd_mod_dma_req(io, mod_to); -} - -static int rsnd_dmaen_remove(struct rsnd_mod *mod, - struct rsnd_dai_stream *io, - struct rsnd_priv *priv) -{ - struct rsnd_dma *dma = rsnd_mod_to_dma(mod); - struct rsnd_dmaen *dmaen = rsnd_dma_to_dmaen(dma); - - if (dmaen->chan) - dma_release_channel(dmaen->chan); - - dmaen->chan = NULL; - - return 0; -} - static int rsnd_dmaen_attach(struct rsnd_dai_stream *io, - struct rsnd_dma *dma, int id, + struct rsnd_dma *dma, struct rsnd_mod *mod_from, struct rsnd_mod *mod_to) { - struct rsnd_mod *mod = rsnd_mod_get(dma); - struct rsnd_dmaen *dmaen = rsnd_dma_to_dmaen(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); - struct dma_slave_config cfg = {}; - int is_play = rsnd_io_is_play(io); - int ret; - - if (dmaen->chan) { - dev_err(dev, "it already has dma channel\n"); - return -EIO; - } - - if (dev->of_node) { - dmaen->chan = rsnd_dmaen_request_channel(io, mod_from, mod_to); - } else { - dma_cap_mask_t mask; - - dma_cap_zero(mask); - dma_cap_set(DMA_SLAVE, mask); + struct dma_chan *chan; - dmaen->chan = dma_request_channel(mask, shdma_chan_filter, - (void *)(uintptr_t)id); - } - if (IS_ERR_OR_NULL(dmaen->chan)) { - dmaen->chan = NULL; - dev_err(dev, "can't get dma channel\n"); - goto rsnd_dma_channel_err; + /* try to get DMAEngine channel */ + chan = rsnd_dmaen_request_channel(io, mod_from, mod_to); + if (IS_ERR_OR_NULL(chan)) { + /* + * DMA failed. try to PIO mode + * see + * rsnd_ssi_fallback() + * rsnd_rdai_continuance_probe() + */ + return -EAGAIN; } - cfg.direction = is_play ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM; - cfg.src_addr = dma->src_addr; - cfg.dst_addr = dma->dst_addr; - cfg.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - cfg.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - - dev_dbg(dev, "%s[%d] %pad -> %pad\n", - rsnd_mod_name(mod), rsnd_mod_id(mod), - &cfg.src_addr, &cfg.dst_addr); - - ret = dmaengine_slave_config(dmaen->chan, &cfg); - if (ret < 0) - goto rsnd_dma_attach_err; + dma_release_channel(chan); dmac->dmaen_num++; return 0; - -rsnd_dma_attach_err: - rsnd_dmaen_remove(mod, io, priv); -rsnd_dma_channel_err: - - /* - * DMA failed. try to PIO mode - * see - * rsnd_ssi_fallback() - * rsnd_rdai_continuance_probe() - */ - return -EAGAIN; } static struct rsnd_mod_ops rsnd_dmaen_ops = { .name = "audmac", + .nolock_start = rsnd_dmaen_nolock_start, + .nolock_stop = rsnd_dmaen_nolock_stop, .start = rsnd_dmaen_start, .stop = rsnd_dmaen_stop, - .remove = rsnd_dmaen_remove, }; /* @@ -394,7 +487,7 @@ static int rsnd_dmapp_start(struct rsnd_mod *mod, } static int rsnd_dmapp_attach(struct rsnd_dai_stream *io, - struct rsnd_dma *dma, int id, + struct rsnd_dma *dma, struct rsnd_mod *mod_from, struct rsnd_mod *mod_to) { struct rsnd_dmapp *dmapp = rsnd_dma_to_dmapp(dma); @@ -627,7 +720,7 @@ static void rsnd_dma_of_path(struct rsnd_mod *this, } int rsnd_dma_attach(struct rsnd_dai_stream *io, struct rsnd_mod *mod, - struct rsnd_mod **dma_mod, int id) + struct rsnd_mod **dma_mod) { struct rsnd_mod *mod_from = NULL; struct rsnd_mod *mod_to = NULL; @@ -636,7 +729,7 @@ int rsnd_dma_attach(struct rsnd_dai_stream *io, struct rsnd_mod *mod, struct device *dev = rsnd_priv_to_dev(priv); struct rsnd_mod_ops *ops; enum rsnd_mod_type type; - int (*attach)(struct rsnd_dai_stream *io, struct rsnd_dma *dma, int id, + int (*attach)(struct rsnd_dai_stream *io, struct rsnd_dma *dma, struct rsnd_mod *mod_from, struct rsnd_mod *mod_to); int is_play = rsnd_io_is_play(io); int ret, dma_id; @@ -682,9 +775,6 @@ int rsnd_dma_attach(struct rsnd_dai_stream *io, struct rsnd_mod *mod, *dma_mod = rsnd_mod_get(dma); - dma->src_addr = rsnd_dma_addr(io, mod_from, is_play, 1); - dma->dst_addr = rsnd_dma_addr(io, mod_to, is_play, 0); - ret = rsnd_mod_init(priv, *dma_mod, ops, NULL, rsnd_mod_get_status, type, dma_id); if (ret < 0) @@ -695,9 +785,14 @@ int rsnd_dma_attach(struct rsnd_dai_stream *io, struct rsnd_mod *mod, rsnd_mod_name(mod_from), rsnd_mod_id(mod_from), rsnd_mod_name(mod_to), rsnd_mod_id(mod_to)); - ret = attach(io, dma, id, mod_from, mod_to); + ret = attach(io, dma, mod_from, mod_to); if (ret < 0) return ret; + + dma->src_addr = rsnd_dma_addr(io, mod_from, is_play, 1); + dma->dst_addr = rsnd_dma_addr(io, mod_to, is_play, 0); + dma->mod_from = mod_from; + dma->mod_to = mod_to; } ret = rsnd_dai_connect(*dma_mod, io, type); diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c index 02d971f69eff..cf8f59cdd8d7 100644 --- a/sound/soc/sh/rcar/dvc.c +++ b/sound/soc/sh/rcar/dvc.c @@ -48,8 +48,6 @@ struct rsnd_dvc { #define rsnd_dvc_get(priv, id) ((struct rsnd_dvc *)(priv->dvc) + id) #define rsnd_dvc_nr(priv) ((priv)->dvc_nr) -#define rsnd_dvc_of_node(priv) \ - of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc") #define rsnd_mod_to_dvc(_mod) \ container_of((_mod), struct rsnd_dvc, mod) diff --git a/sound/soc/sh/rcar/gen.c b/sound/soc/sh/rcar/gen.c index 7d2fdf8dd188..63b6d3c28021 100644 --- a/sound/soc/sh/rcar/gen.c +++ b/sound/soc/sh/rcar/gen.c @@ -211,6 +211,14 @@ static int rsnd_gen2_probe(struct rsnd_priv *priv) RSND_GEN_S_REG(SSI_MODE1, 0x804), RSND_GEN_S_REG(SSI_MODE2, 0x808), RSND_GEN_S_REG(SSI_CONTROL, 0x810), + RSND_GEN_S_REG(SSI_SYS_STATUS0, 0x840), + RSND_GEN_S_REG(SSI_SYS_STATUS1, 0x844), + RSND_GEN_S_REG(SSI_SYS_STATUS2, 0x848), + RSND_GEN_S_REG(SSI_SYS_STATUS3, 0x84c), + RSND_GEN_S_REG(SSI_SYS_STATUS4, 0x880), + RSND_GEN_S_REG(SSI_SYS_STATUS5, 0x884), + RSND_GEN_S_REG(SSI_SYS_STATUS6, 0x888), + RSND_GEN_S_REG(SSI_SYS_STATUS7, 0x88c), /* FIXME: it needs SSI_MODE2/3 in the future */ RSND_GEN_M_REG(SSI_BUSIF_MODE, 0x0, 0x80), @@ -311,7 +319,7 @@ static int rsnd_gen2_probe(struct rsnd_priv *priv) static const struct rsnd_regmap_field_conf conf_adg[] = { RSND_GEN_S_REG(BRRA, 0x00), RSND_GEN_S_REG(BRRB, 0x04), - RSND_GEN_S_REG(SSICKR, 0x08), + RSND_GEN_S_REG(BRGCKR, 0x08), RSND_GEN_S_REG(AUDIO_CLK_SEL0, 0x0c), RSND_GEN_S_REG(AUDIO_CLK_SEL1, 0x10), RSND_GEN_S_REG(AUDIO_CLK_SEL2, 0x14), @@ -362,7 +370,7 @@ static int rsnd_gen1_probe(struct rsnd_priv *priv) static const struct rsnd_regmap_field_conf conf_adg[] = { RSND_GEN_S_REG(BRRA, 0x00), RSND_GEN_S_REG(BRRB, 0x04), - RSND_GEN_S_REG(SSICKR, 0x08), + RSND_GEN_S_REG(BRGCKR, 0x08), RSND_GEN_S_REG(AUDIO_CLK_SEL0, 0x0c), RSND_GEN_S_REG(AUDIO_CLK_SEL1, 0x10), }; diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h index a8f61d79333b..b90df77662df 100644 --- a/sound/soc/sh/rcar/rsnd.h +++ b/sound/soc/sh/rcar/rsnd.h @@ -43,17 +43,7 @@ * see gen1/gen2 for detail */ enum rsnd_reg { - /* SCU (SRC/SSIU/MIX/CTU/DVC) */ - RSND_REG_SSI_MODE, /* Gen2 only */ - RSND_REG_SSI_MODE0, - RSND_REG_SSI_MODE1, - RSND_REG_SSI_MODE2, - RSND_REG_SSI_CONTROL, - RSND_REG_SSI_CTRL, /* Gen2 only */ - RSND_REG_SSI_BUSIF_MODE, /* Gen2 only */ - RSND_REG_SSI_BUSIF_ADINR, /* Gen2 only */ - RSND_REG_SSI_BUSIF_DALIGN, /* Gen2 only */ - RSND_REG_SSI_INT_ENABLE, /* Gen2 only */ + /* SCU (MIX/CTU/DVC) */ RSND_REG_SRC_I_BUSIF_MODE, RSND_REG_SRC_O_BUSIF_MODE, RSND_REG_SRC_ROUTE_MODE0, @@ -63,29 +53,29 @@ enum rsnd_reg { RSND_REG_SRC_IFSCR, RSND_REG_SRC_IFSVR, RSND_REG_SRC_SRCCR, - RSND_REG_SRC_CTRL, /* Gen2 only */ - RSND_REG_SRC_BSDSR, /* Gen2 only */ - RSND_REG_SRC_BSISR, /* Gen2 only */ - RSND_REG_SRC_INT_ENABLE0, /* Gen2 only */ - RSND_REG_SRC_BUSIF_DALIGN, /* Gen2 only */ - RSND_REG_SRCIN_TIMSEL0, /* Gen2 only */ - RSND_REG_SRCIN_TIMSEL1, /* Gen2 only */ - RSND_REG_SRCIN_TIMSEL2, /* Gen2 only */ - RSND_REG_SRCIN_TIMSEL3, /* Gen2 only */ - RSND_REG_SRCIN_TIMSEL4, /* Gen2 only */ - RSND_REG_SRCOUT_TIMSEL0, /* Gen2 only */ - RSND_REG_SRCOUT_TIMSEL1, /* Gen2 only */ - RSND_REG_SRCOUT_TIMSEL2, /* Gen2 only */ - RSND_REG_SRCOUT_TIMSEL3, /* Gen2 only */ - RSND_REG_SRCOUT_TIMSEL4, /* Gen2 only */ + RSND_REG_SRC_CTRL, + RSND_REG_SRC_BSDSR, + RSND_REG_SRC_BSISR, + RSND_REG_SRC_INT_ENABLE0, + RSND_REG_SRC_BUSIF_DALIGN, + RSND_REG_SRCIN_TIMSEL0, + RSND_REG_SRCIN_TIMSEL1, + RSND_REG_SRCIN_TIMSEL2, + RSND_REG_SRCIN_TIMSEL3, + RSND_REG_SRCIN_TIMSEL4, + RSND_REG_SRCOUT_TIMSEL0, + RSND_REG_SRCOUT_TIMSEL1, + RSND_REG_SRCOUT_TIMSEL2, + RSND_REG_SRCOUT_TIMSEL3, + RSND_REG_SRCOUT_TIMSEL4, RSND_REG_SCU_SYS_STATUS0, - RSND_REG_SCU_SYS_STATUS1, /* Gen2 only */ + RSND_REG_SCU_SYS_STATUS1, RSND_REG_SCU_SYS_INT_EN0, - RSND_REG_SCU_SYS_INT_EN1, /* Gen2 only */ - RSND_REG_CMD_CTRL, /* Gen2 only */ - RSND_REG_CMD_BUSIF_DALIGN, /* Gen2 only */ + RSND_REG_SCU_SYS_INT_EN1, + RSND_REG_CMD_CTRL, + RSND_REG_CMD_BUSIF_DALIGN, RSND_REG_CMD_ROUTE_SLCT, - RSND_REG_CMDOUT_TIMSEL, /* Gen2 only */ + RSND_REG_CMDOUT_TIMSEL, RSND_REG_CTU_SWRSR, RSND_REG_CTU_CTUIR, RSND_REG_CTU_ADINR, @@ -147,18 +137,38 @@ enum rsnd_reg { RSND_REG_DVC_VOL6R, RSND_REG_DVC_VOL7R, RSND_REG_DVC_DVUER, - RSND_REG_DVC_VRCTR, /* Gen2 only */ - RSND_REG_DVC_VRPDR, /* Gen2 only */ - RSND_REG_DVC_VRDBR, /* Gen2 only */ + RSND_REG_DVC_VRCTR, + RSND_REG_DVC_VRPDR, + RSND_REG_DVC_VRDBR, /* ADG */ RSND_REG_BRRA, RSND_REG_BRRB, - RSND_REG_SSICKR, - RSND_REG_DIV_EN, /* Gen2 only */ + RSND_REG_BRGCKR, + RSND_REG_DIV_EN, RSND_REG_AUDIO_CLK_SEL0, RSND_REG_AUDIO_CLK_SEL1, - RSND_REG_AUDIO_CLK_SEL2, /* Gen2 only */ + RSND_REG_AUDIO_CLK_SEL2, + + /* SSIU */ + RSND_REG_SSI_MODE, + RSND_REG_SSI_MODE0, + RSND_REG_SSI_MODE1, + RSND_REG_SSI_MODE2, + RSND_REG_SSI_CONTROL, + RSND_REG_SSI_CTRL, + RSND_REG_SSI_BUSIF_MODE, + RSND_REG_SSI_BUSIF_ADINR, + RSND_REG_SSI_BUSIF_DALIGN, + RSND_REG_SSI_INT_ENABLE, + RSND_REG_SSI_SYS_STATUS0, + RSND_REG_SSI_SYS_STATUS1, + RSND_REG_SSI_SYS_STATUS2, + RSND_REG_SSI_SYS_STATUS3, + RSND_REG_SSI_SYS_STATUS4, + RSND_REG_SSI_SYS_STATUS5, + RSND_REG_SSI_SYS_STATUS6, + RSND_REG_SSI_SYS_STATUS7, /* SSI */ RSND_REG_SSICR, @@ -199,7 +209,7 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); * R-Car DMA */ int rsnd_dma_attach(struct rsnd_dai_stream *io, - struct rsnd_mod *mod, struct rsnd_mod **dma_mod, int id); + struct rsnd_mod *mod, struct rsnd_mod **dma_mod); int rsnd_dma_probe(struct rsnd_priv *priv); struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, struct rsnd_mod *mod, char *name); @@ -259,6 +269,12 @@ struct rsnd_mod_ops { int (*fallback)(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv); + int (*nolock_start)(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, + struct rsnd_priv *priv); + int (*nolock_stop)(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, + struct rsnd_priv *priv); }; struct rsnd_dai_stream; @@ -278,7 +294,7 @@ struct rsnd_mod { * * 0xH0000CBA * - * A 0: probe 1: remove + * A 0: nolock_start 1: nolock_stop * B 0: init 1: quit * C 0: start 1: stop * @@ -288,19 +304,23 @@ struct rsnd_mod { * H 0: fallback * H 0: hw_params */ -#define __rsnd_mod_shift_probe 0 -#define __rsnd_mod_shift_remove 0 +#define __rsnd_mod_shift_nolock_start 0 +#define __rsnd_mod_shift_nolock_stop 0 #define __rsnd_mod_shift_init 4 #define __rsnd_mod_shift_quit 4 #define __rsnd_mod_shift_start 8 #define __rsnd_mod_shift_stop 8 +#define __rsnd_mod_shift_probe 28 /* always called */ +#define __rsnd_mod_shift_remove 28 /* always called */ #define __rsnd_mod_shift_irq 28 /* always called */ #define __rsnd_mod_shift_pcm_new 28 /* always called */ #define __rsnd_mod_shift_fallback 28 /* always called */ #define __rsnd_mod_shift_hw_params 28 /* always called */ -#define __rsnd_mod_add_probe 1 -#define __rsnd_mod_add_remove -1 +#define __rsnd_mod_add_probe 0 +#define __rsnd_mod_add_remove 0 +#define __rsnd_mod_add_nolock_start 1 +#define __rsnd_mod_add_nolock_stop -1 #define __rsnd_mod_add_init 1 #define __rsnd_mod_add_quit -1 #define __rsnd_mod_add_start 1 @@ -311,7 +331,7 @@ struct rsnd_mod { #define __rsnd_mod_add_hw_params 0 #define __rsnd_mod_call_probe 0 -#define __rsnd_mod_call_remove 1 +#define __rsnd_mod_call_remove 0 #define __rsnd_mod_call_init 0 #define __rsnd_mod_call_quit 1 #define __rsnd_mod_call_start 0 @@ -320,6 +340,8 @@ struct rsnd_mod { #define __rsnd_mod_call_pcm_new 0 #define __rsnd_mod_call_fallback 0 #define __rsnd_mod_call_hw_params 0 +#define __rsnd_mod_call_nolock_start 0 +#define __rsnd_mod_call_nolock_stop 1 #define rsnd_mod_to_priv(mod) ((mod)->priv) #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1) @@ -346,6 +368,18 @@ void rsnd_mod_interrupt(struct rsnd_mod *mod, u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io, struct rsnd_mod *mod, enum rsnd_mod_type type); +struct rsnd_mod *rsnd_mod_next(int *iterator, + struct rsnd_dai_stream *io, + enum rsnd_mod_type *array, + int array_size); +#define for_each_rsnd_mod(iterator, pos, io) \ + for (iterator = 0; \ + (pos = rsnd_mod_next(&iterator, io, NULL, 0));) +#define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \ + for (iterator = 0; \ + (pos = rsnd_mod_next(&iterator, io, array, size));) +#define for_each_rsnd_mod_array(iterator, pos, io, array) \ + for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array)) void rsnd_parse_connect_common(struct rsnd_dai *rdai, struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), @@ -365,6 +399,18 @@ int rsnd_runtime_is_ssi_multi(struct rsnd_dai_stream *io); int rsnd_runtime_is_ssi_tdm(struct rsnd_dai_stream *io); /* + * DT + */ +#define rsnd_parse_of_node(priv, node) \ + of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node) +#define RSND_NODE_DAI "rcar_sound,dai" +#define RSND_NODE_SSI "rcar_sound,ssi" +#define RSND_NODE_SRC "rcar_sound,src" +#define RSND_NODE_CTU "rcar_sound,ctu" +#define RSND_NODE_MIX "rcar_sound,mix" +#define RSND_NODE_DVC "rcar_sound,dvc" + +/* * R-Car sound DAI */ #define RSND_DAI_NAME_SIZE 16 @@ -382,6 +428,7 @@ struct rsnd_dai_stream { }; #define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) #define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) +#define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) #define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) #define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) @@ -428,8 +475,7 @@ int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional); int rsnd_dai_connect(struct rsnd_mod *mod, struct rsnd_dai_stream *io, enum rsnd_mod_type type); -#define rsnd_dai_of_node(priv) \ - of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dai") +#define rsnd_dai_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DAI) /* * R-Car Gen1/Gen2 @@ -453,6 +499,9 @@ int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, unsigned int out_rate); int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod, struct rsnd_dai_stream *io); +#define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) +#define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) +void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); /* * R-Car sound priv @@ -606,8 +655,7 @@ u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io); __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); -#define rsnd_ssi_of_node(priv) \ - of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ssi") +#define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, struct device_node *playback, struct device_node *capture); @@ -633,8 +681,7 @@ unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, struct rsnd_dai_stream *io, int is_in); -#define rsnd_src_of_node(priv) \ - of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src") +#define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) #define rsnd_parse_connect_src(rdai, playback, capture) \ rsnd_parse_connect_common(rdai, rsnd_src_mod_get, \ rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ @@ -647,8 +694,7 @@ int rsnd_ctu_probe(struct rsnd_priv *priv); void rsnd_ctu_remove(struct rsnd_priv *priv); int rsnd_ctu_converted_channel(struct rsnd_mod *mod); struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); -#define rsnd_ctu_of_node(priv) \ - of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu") +#define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) #define rsnd_parse_connect_ctu(rdai, playback, capture) \ rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get, \ rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ @@ -660,8 +706,7 @@ struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); int rsnd_mix_probe(struct rsnd_priv *priv); void rsnd_mix_remove(struct rsnd_priv *priv); struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); -#define rsnd_mix_of_node(priv) \ - of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix") +#define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) #define rsnd_parse_connect_mix(rdai, playback, capture) \ rsnd_parse_connect_common(rdai, rsnd_mix_mod_get, \ rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ @@ -673,8 +718,7 @@ struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); int rsnd_dvc_probe(struct rsnd_priv *priv); void rsnd_dvc_remove(struct rsnd_priv *priv); struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); -#define rsnd_dvc_of_node(priv) \ - of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc") +#define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) #define rsnd_parse_connect_dvc(rdai, playback, capture) \ rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get, \ rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c index 969a5169de25..3a8f65bd1bf9 100644 --- a/sound/soc/sh/rcar/src.c +++ b/sound/soc/sh/rcar/src.c @@ -189,6 +189,7 @@ static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io, struct rsnd_priv *priv = rsnd_mod_to_priv(mod); struct device *dev = rsnd_priv_to_dev(priv); struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); + int use_src = 0; u32 fin, fout; u32 ifscr, fsrate, adinr; u32 cr, route; @@ -214,6 +215,8 @@ static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io, return; } + use_src = (fin != fout) | rsnd_src_sync_is_enabled(mod); + /* * SRC_ADINR */ @@ -225,7 +228,7 @@ static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io, */ ifscr = 0; fsrate = 0; - if (fin != fout) { + if (use_src) { u64 n; ifscr = 1; @@ -239,7 +242,7 @@ static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io, */ cr = 0x00011110; route = 0x0; - if (fin != fout) { + if (use_src) { route = 0x1; if (rsnd_src_sync_is_enabled(mod)) { @@ -327,8 +330,8 @@ static void rsnd_src_status_clear(struct rsnd_mod *mod) { u32 val = OUF_SRC(rsnd_mod_id(mod)); - rsnd_mod_bset(mod, SCU_SYS_STATUS0, val, val); - rsnd_mod_bset(mod, SCU_SYS_STATUS1, val, val); + rsnd_mod_write(mod, SCU_SYS_STATUS0, val); + rsnd_mod_write(mod, SCU_SYS_STATUS1, val); } static bool rsnd_src_error_occurred(struct rsnd_mod *mod) @@ -475,7 +478,7 @@ static int rsnd_src_probe_(struct rsnd_mod *mod, return ret; } - ret = rsnd_dma_attach(io, mod, &src->dma, 0); + ret = rsnd_dma_attach(io, mod, &src->dma); return ret; } diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 6cb6db005fc4..411bda2387ad 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -417,11 +417,14 @@ static int rsnd_ssi_hw_params(struct rsnd_mod *mod, int chan = params_channels(params); /* - * Already working. - * It will happen if SSI has parent/child connection. + * snd_pcm_ops::hw_params will be called *before* + * snd_soc_dai_ops::trigger. Thus, ssi->usrcnt is 0 + * in 1st call. */ - if (ssi->usrcnt > 1) { + if (ssi->usrcnt) { /* + * Already working. + * It will happen if SSI has parent/child connection. * it is error if child <-> parent SSI uses * different channels. */ @@ -644,10 +647,14 @@ static int rsnd_ssi_common_probe(struct rsnd_mod *mod, if (ret < 0) return ret; - ret = devm_request_irq(dev, ssi->irq, - rsnd_ssi_interrupt, - IRQF_SHARED, - dev_name(dev), mod); + /* + * SSI might be called again as PIO fallback + * It is easy to manual handling for IRQ request/free + */ + ret = request_irq(ssi->irq, + rsnd_ssi_interrupt, + IRQF_SHARED, + dev_name(dev), mod); return ret; } @@ -669,7 +676,6 @@ static int rsnd_ssi_dma_probe(struct rsnd_mod *mod, struct rsnd_priv *priv) { struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); - int dma_id = 0; /* not needed */ int ret; /* @@ -684,7 +690,7 @@ static int rsnd_ssi_dma_probe(struct rsnd_mod *mod, return ret; /* SSI probe might be called many times in MUX multi path */ - ret = rsnd_dma_attach(io, mod, &ssi->dma, dma_id); + ret = rsnd_dma_attach(io, mod, &ssi->dma); return ret; } @@ -694,11 +700,9 @@ static int rsnd_ssi_dma_remove(struct rsnd_mod *mod, struct rsnd_priv *priv) { struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); - struct device *dev = rsnd_priv_to_dev(priv); - int irq = ssi->irq; /* PIO will request IRQ again */ - devm_free_irq(dev, irq, mod); + free_irq(ssi->irq, mod); return 0; } diff --git a/sound/soc/sh/rcar/ssiu.c b/sound/soc/sh/rcar/ssiu.c index 6f9b388ec5a8..4e817c8a18c0 100644 --- a/sound/soc/sh/rcar/ssiu.c +++ b/sound/soc/sh/rcar/ssiu.c @@ -33,6 +33,26 @@ static int rsnd_ssiu_init(struct rsnd_mod *mod, u32 mask1, val1; u32 mask2, val2; + /* clear status */ + switch (id) { + case 0: + case 1: + case 2: + case 3: + case 4: + rsnd_mod_write(mod, SSI_SYS_STATUS0, 0xf << (id * 4)); + rsnd_mod_write(mod, SSI_SYS_STATUS2, 0xf << (id * 4)); + rsnd_mod_write(mod, SSI_SYS_STATUS4, 0xf << (id * 4)); + rsnd_mod_write(mod, SSI_SYS_STATUS6, 0xf << (id * 4)); + break; + case 9: + rsnd_mod_write(mod, SSI_SYS_STATUS1, 0xf << 4); + rsnd_mod_write(mod, SSI_SYS_STATUS3, 0xf << 4); + rsnd_mod_write(mod, SSI_SYS_STATUS5, 0xf << 4); + rsnd_mod_write(mod, SSI_SYS_STATUS7, 0xf << 4); + break; + } + /* * SSI_MODE0 */ |