diff options
author | Mark Brown <broonie@linaro.org> | 2014-08-04 16:31:20 +0100 |
---|---|---|
committer | Mark Brown <broonie@linaro.org> | 2014-08-04 16:31:20 +0100 |
commit | 2fd537346756d1f306a4ef8532552284aa457408 (patch) | |
tree | a206d551c7304923aef022a076bb21807192238d /sound/soc | |
parent | 0e76ee41fc87a17541e32d6be5a4701e24391da0 (diff) | |
parent | cd2b65741e72da64508957cd1cde85116102d8dd (diff) |
Merge remote-tracking branch 'asoc/topic/rcar' into asoc-next
Diffstat (limited to 'sound/soc')
-rw-r--r-- | sound/soc/sh/Kconfig | 2 | ||||
-rw-r--r-- | sound/soc/sh/fsi.c | 189 | ||||
-rw-r--r-- | sound/soc/sh/rcar/core.c | 243 | ||||
-rw-r--r-- | sound/soc/sh/rcar/dvc.c | 135 | ||||
-rw-r--r-- | sound/soc/sh/rcar/gen.c | 553 | ||||
-rw-r--r-- | sound/soc/sh/rcar/rsnd.h | 26 | ||||
-rw-r--r-- | sound/soc/sh/rcar/src.c | 86 | ||||
-rw-r--r-- | sound/soc/sh/rcar/ssi.c | 33 |
8 files changed, 646 insertions, 621 deletions
diff --git a/sound/soc/sh/Kconfig b/sound/soc/sh/Kconfig index b43fdf0d08af..80245b6eebd6 100644 --- a/sound/soc/sh/Kconfig +++ b/sound/soc/sh/Kconfig @@ -37,7 +37,7 @@ config SND_SOC_SH4_SIU config SND_SOC_RCAR tristate "R-Car series SRU/SCU/SSIU/SSI support" select SND_SIMPLE_CARD - select REGMAP + select REGMAP_MMIO help This option enables R-Car SUR/SCU/SSIU/SSI sound support diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c index 710a079a7377..a57eb96e57eb 100644 --- a/sound/soc/sh/fsi.c +++ b/sound/soc/sh/fsi.c @@ -232,11 +232,7 @@ struct fsi_stream { * these are for DMAEngine */ struct dma_chan *chan; - struct work_struct work; - dma_addr_t dma; int dma_id; - int loop_cnt; - int additional_pos; }; struct fsi_clk { @@ -1042,6 +1038,26 @@ static int fsi_clk_set_rate_cpg(struct device *dev, return ret; } +static void fsi_pointer_update(struct fsi_stream *io, int size) +{ + io->buff_sample_pos += size; + + if (io->buff_sample_pos >= + io->period_samples * (io->period_pos + 1)) { + struct snd_pcm_substream *substream = io->substream; + struct snd_pcm_runtime *runtime = substream->runtime; + + io->period_pos++; + + if (io->period_pos >= runtime->periods) { + io->buff_sample_pos = 0; + io->period_pos = 0; + } + + snd_pcm_period_elapsed(substream); + } +} + /* * pio data transfer handler */ @@ -1108,31 +1124,11 @@ static int fsi_pio_transfer(struct fsi_priv *fsi, struct fsi_stream *io, void (*run32)(struct fsi_priv *fsi, u8 *buf, int samples), int samples) { - struct snd_pcm_runtime *runtime; - struct snd_pcm_substream *substream; u8 *buf; - int over_period; if (!fsi_stream_is_working(fsi, io)) return -EINVAL; - over_period = 0; - substream = io->substream; - runtime = substream->runtime; - - /* FSI FIFO has limit. - * So, this driver can not send periods data at a time - */ - if (io->buff_sample_pos >= - io->period_samples * (io->period_pos + 1)) { - - over_period = 1; - io->period_pos = (io->period_pos + 1) % runtime->periods; - - if (0 == io->period_pos) - io->buff_sample_pos = 0; - } - buf = fsi_pio_get_area(fsi, io); switch (io->sample_width) { @@ -1146,11 +1142,7 @@ static int fsi_pio_transfer(struct fsi_priv *fsi, struct fsi_stream *io, return -EINVAL; } - /* update buff_sample_pos */ - io->buff_sample_pos += samples; - - if (over_period) - snd_pcm_period_elapsed(substream); + fsi_pointer_update(io, samples); return 0; } @@ -1279,11 +1271,6 @@ static irqreturn_t fsi_interrupt(int irq, void *data) */ static int fsi_dma_init(struct fsi_priv *fsi, struct fsi_stream *io) { - struct snd_pcm_runtime *runtime = io->substream->runtime; - struct snd_soc_dai *dai = fsi_get_dai(io->substream); - enum dma_data_direction dir = fsi_stream_is_play(fsi, io) ? - DMA_TO_DEVICE : DMA_FROM_DEVICE; - /* * 24bit data : 24bit bus / package in back * 16bit data : 16bit bus / stream mode @@ -1291,107 +1278,48 @@ static int fsi_dma_init(struct fsi_priv *fsi, struct fsi_stream *io) io->bus_option = BUSOP_SET(24, PACKAGE_24BITBUS_BACK) | BUSOP_SET(16, PACKAGE_16BITBUS_STREAM); - io->loop_cnt = 2; /* push 1st, 2nd period first, then 3rd, 4th... */ - io->additional_pos = 0; - io->dma = dma_map_single(dai->dev, runtime->dma_area, - snd_pcm_lib_buffer_bytes(io->substream), dir); return 0; } -static int fsi_dma_quit(struct fsi_priv *fsi, struct fsi_stream *io) -{ - struct snd_soc_dai *dai = fsi_get_dai(io->substream); - enum dma_data_direction dir = fsi_stream_is_play(fsi, io) ? - DMA_TO_DEVICE : DMA_FROM_DEVICE; - - dma_unmap_single(dai->dev, io->dma, - snd_pcm_lib_buffer_bytes(io->substream), dir); - return 0; -} - -static dma_addr_t fsi_dma_get_area(struct fsi_stream *io, int additional) -{ - struct snd_pcm_runtime *runtime = io->substream->runtime; - int period = io->period_pos + additional; - - if (period >= runtime->periods) - period = 0; - - return io->dma + samples_to_bytes(runtime, period * io->period_samples); -} - static void fsi_dma_complete(void *data) { struct fsi_stream *io = (struct fsi_stream *)data; struct fsi_priv *fsi = fsi_stream_to_priv(io); - struct snd_pcm_runtime *runtime = io->substream->runtime; - struct snd_soc_dai *dai = fsi_get_dai(io->substream); - enum dma_data_direction dir = fsi_stream_is_play(fsi, io) ? - DMA_TO_DEVICE : DMA_FROM_DEVICE; - dma_sync_single_for_cpu(dai->dev, fsi_dma_get_area(io, 0), - samples_to_bytes(runtime, io->period_samples), dir); - - io->buff_sample_pos += io->period_samples; - io->period_pos++; - - if (io->period_pos >= runtime->periods) { - io->period_pos = 0; - io->buff_sample_pos = 0; - } + fsi_pointer_update(io, io->period_samples); fsi_count_fifo_err(fsi); - fsi_stream_transfer(io); - - snd_pcm_period_elapsed(io->substream); } -static void fsi_dma_do_work(struct work_struct *work) +static int fsi_dma_transfer(struct fsi_priv *fsi, struct fsi_stream *io) { - struct fsi_stream *io = container_of(work, struct fsi_stream, work); - struct fsi_priv *fsi = fsi_stream_to_priv(io); - struct snd_soc_dai *dai; + struct snd_soc_dai *dai = fsi_get_dai(io->substream); + struct snd_pcm_substream *substream = io->substream; struct dma_async_tx_descriptor *desc; - struct snd_pcm_runtime *runtime; - enum dma_data_direction dir; int is_play = fsi_stream_is_play(fsi, io); - int len, i; - dma_addr_t buf; - - if (!fsi_stream_is_working(fsi, io)) - return; - - dai = fsi_get_dai(io->substream); - runtime = io->substream->runtime; - dir = is_play ? DMA_TO_DEVICE : DMA_FROM_DEVICE; - len = samples_to_bytes(runtime, io->period_samples); - - for (i = 0; i < io->loop_cnt; i++) { - buf = fsi_dma_get_area(io, io->additional_pos); - - dma_sync_single_for_device(dai->dev, buf, len, dir); - - desc = dmaengine_prep_slave_single(io->chan, buf, len, dir, - DMA_PREP_INTERRUPT | DMA_CTRL_ACK); - if (!desc) { - dev_err(dai->dev, "dmaengine_prep_slave_sg() fail\n"); - return; - } - - desc->callback = fsi_dma_complete; - desc->callback_param = io; - - if (dmaengine_submit(desc) < 0) { - dev_err(dai->dev, "tx_submit() fail\n"); - return; - } + enum dma_data_direction dir = is_play ? DMA_TO_DEVICE : DMA_FROM_DEVICE; + int ret = -EIO; + + desc = dmaengine_prep_dma_cyclic(io->chan, + substream->runtime->dma_addr, + snd_pcm_lib_buffer_bytes(substream), + snd_pcm_lib_period_bytes(substream), + dir, + DMA_PREP_INTERRUPT | DMA_CTRL_ACK); + if (!desc) { + dev_err(dai->dev, "dmaengine_prep_dma_cyclic() fail\n"); + goto fsi_dma_transfer_err; + } - dma_async_issue_pending(io->chan); + desc->callback = fsi_dma_complete; + desc->callback_param = io; - io->additional_pos = 1; + if (dmaengine_submit(desc) < 0) { + dev_err(dai->dev, "tx_submit() fail\n"); + goto fsi_dma_transfer_err; } - io->loop_cnt = 1; + dma_async_issue_pending(io->chan); /* * FIXME @@ -1408,13 +1336,11 @@ static void fsi_dma_do_work(struct work_struct *work) fsi_reg_write(fsi, DIFF_ST, 0); } } -} -static int fsi_dma_transfer(struct fsi_priv *fsi, struct fsi_stream *io) -{ - schedule_work(&io->work); + ret = 0; - return 0; +fsi_dma_transfer_err: + return ret; } static int fsi_dma_push_start_stop(struct fsi_priv *fsi, struct fsi_stream *io, @@ -1475,15 +1401,11 @@ static int fsi_dma_probe(struct fsi_priv *fsi, struct fsi_stream *io, struct dev return fsi_stream_probe(fsi, dev); } - INIT_WORK(&io->work, fsi_dma_do_work); - return 0; } static int fsi_dma_remove(struct fsi_priv *fsi, struct fsi_stream *io) { - cancel_work_sync(&io->work); - fsi_stream_stop(fsi, io); if (io->chan) @@ -1495,7 +1417,6 @@ static int fsi_dma_remove(struct fsi_priv *fsi, struct fsi_stream *io) static struct fsi_stream_handler fsi_dma_push_handler = { .init = fsi_dma_init, - .quit = fsi_dma_quit, .probe = fsi_dma_probe, .transfer = fsi_dma_transfer, .remove = fsi_dma_remove, @@ -1657,9 +1578,9 @@ static int fsi_dai_trigger(struct snd_pcm_substream *substream, int cmd, if (!ret) ret = fsi_hw_startup(fsi, io, dai->dev); if (!ret) - ret = fsi_stream_transfer(io); + ret = fsi_stream_start(fsi, io); if (!ret) - fsi_stream_start(fsi, io); + ret = fsi_stream_transfer(io); break; case SNDRV_PCM_TRIGGER_STOP: if (!ret) @@ -1850,16 +1771,10 @@ static void fsi_pcm_free(struct snd_pcm *pcm) static int fsi_pcm_new(struct snd_soc_pcm_runtime *rtd) { - struct snd_pcm *pcm = rtd->pcm; - - /* - * dont use SNDRV_DMA_TYPE_DEV, since it will oops the SH kernel - * in MMAP mode (i.e. aplay -M) - */ return snd_pcm_lib_preallocate_pages_for_all( - pcm, - SNDRV_DMA_TYPE_CONTINUOUS, - snd_dma_continuous_data(GFP_KERNEL), + rtd->pcm, + SNDRV_DMA_TYPE_DEV, + rtd->card->snd_card->dev, PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); } diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index ed76901f8202..19f78963e8b9 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -138,6 +138,17 @@ char *rsnd_mod_name(struct rsnd_mod *mod) return mod->ops->name; } +char *rsnd_mod_dma_name(struct rsnd_mod *mod) +{ + if (!mod || !mod->ops) + return "unknown"; + + if (!mod->ops->dma_name) + return mod->ops->name; + + return mod->ops->dma_name(mod); +} + void rsnd_mod_init(struct rsnd_priv *priv, struct rsnd_mod *mod, struct rsnd_mod_ops *ops, @@ -153,26 +164,8 @@ void rsnd_mod_init(struct rsnd_priv *priv, /* * rsnd_dma functions */ -static void __rsnd_dma_start(struct rsnd_dma *dma); -static void rsnd_dma_continue(struct rsnd_dma *dma) -{ - /* push next A or B plane */ - dma->submit_loop = 1; - schedule_work(&dma->work); -} - -void rsnd_dma_start(struct rsnd_dma *dma) -{ - /* push both A and B plane*/ - dma->offset = 0; - dma->submit_loop = 2; - __rsnd_dma_start(dma); -} - void rsnd_dma_stop(struct rsnd_dma *dma) { - dma->submit_loop = 0; - cancel_work_sync(&dma->work); dmaengine_terminate_all(dma->chan); } @@ -180,11 +173,7 @@ static void rsnd_dma_complete(void *data) { struct rsnd_dma *dma = (struct rsnd_dma *)data; struct rsnd_mod *mod = rsnd_dma_to_mod(dma); - struct rsnd_priv *priv = rsnd_mod_to_priv(rsnd_dma_to_mod(dma)); struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); - unsigned long flags; - - rsnd_lock(priv, flags); /* * Renesas sound Gen1 needs 1 DMAC, @@ -197,57 +186,41 @@ static void rsnd_dma_complete(void *data) * rsnd_dai_pointer_update() will be called twice, * ant it will breaks io->byte_pos */ - if (dma->submit_loop) - rsnd_dma_continue(dma); - - rsnd_unlock(priv, flags); rsnd_dai_pointer_update(io, io->byte_per_period); } -static void __rsnd_dma_start(struct rsnd_dma *dma) +void rsnd_dma_start(struct rsnd_dma *dma) { struct rsnd_mod *mod = rsnd_dma_to_mod(dma); struct rsnd_priv *priv = rsnd_mod_to_priv(mod); struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); - struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); + struct snd_pcm_substream *substream = io->substream; struct device *dev = rsnd_priv_to_dev(priv); struct dma_async_tx_descriptor *desc; - dma_addr_t buf; - size_t len = io->byte_per_period; - int i; - for (i = 0; i < dma->submit_loop; i++) { - - buf = runtime->dma_addr + - rsnd_dai_pointer_offset(io, dma->offset + len); - dma->offset = len; - - desc = dmaengine_prep_slave_single( - dma->chan, buf, len, dma->dir, - DMA_PREP_INTERRUPT | DMA_CTRL_ACK); - if (!desc) { - dev_err(dev, "dmaengine_prep_slave_sg() fail\n"); - return; - } + desc = dmaengine_prep_dma_cyclic(dma->chan, + (dma->addr) ? dma->addr : + substream->runtime->dma_addr, + snd_pcm_lib_buffer_bytes(substream), + snd_pcm_lib_period_bytes(substream), + dma->dir, + DMA_PREP_INTERRUPT | DMA_CTRL_ACK); - desc->callback = rsnd_dma_complete; - desc->callback_param = dma; + if (!desc) { + dev_err(dev, "dmaengine_prep_slave_sg() fail\n"); + return; + } - if (dmaengine_submit(desc) < 0) { - dev_err(dev, "dmaengine_submit() fail\n"); - return; - } + desc->callback = rsnd_dma_complete; + desc->callback_param = dma; - dma_async_issue_pending(dma->chan); + if (dmaengine_submit(desc) < 0) { + dev_err(dev, "dmaengine_submit() fail\n"); + return; } -} - -static void rsnd_dma_do_work(struct work_struct *work) -{ - struct rsnd_dma *dma = container_of(work, struct rsnd_dma, work); - __rsnd_dma_start(dma); + dma_async_issue_pending(dma->chan); } int rsnd_dma_available(struct rsnd_dma *dma) @@ -261,14 +234,27 @@ static int _rsnd_dma_of_name(char *dma_name, struct rsnd_mod *mod) { if (mod) return snprintf(dma_name, DMA_NAME_SIZE / 2, "%s%d", - rsnd_mod_name(mod), rsnd_mod_id(mod)); + rsnd_mod_dma_name(mod), rsnd_mod_id(mod)); else return snprintf(dma_name, DMA_NAME_SIZE / 2, "mem"); } -static void rsnd_dma_of_name(struct rsnd_dma *dma, - int is_play, char *dma_name) +static void rsnd_dma_of_name(struct rsnd_mod *mod_from, + struct rsnd_mod *mod_to, + char *dma_name) +{ + int index = 0; + + index = _rsnd_dma_of_name(dma_name + index, mod_from); + *(dma_name + index++) = '_'; + index = _rsnd_dma_of_name(dma_name + index, mod_to); +} + +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); @@ -276,7 +262,6 @@ static void rsnd_dma_of_name(struct rsnd_dma *dma, 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; @@ -301,7 +286,13 @@ static void rsnd_dma_of_name(struct rsnd_dma *dma, mod[i] = src; src = NULL; } else { - mod[i] = dvc; + if ((!is_play) && (this == src)) + this = dvc; + + mod[i] = (is_play) ? src : dvc; + i++; + mod[i] = (is_play) ? dvc : src; + src = NULL; dvc = NULL; } @@ -313,17 +304,12 @@ static void rsnd_dma_of_name(struct rsnd_dma *dma, } if (is_play) { - src_mod = mod[index - 1]; - dst_mod = mod[index]; + *mod_from = mod[index - 1]; + *mod_to = mod[index]; } else { - src_mod = mod[index]; - dst_mod = mod[index - 1]; + *mod_from = mod[index]; + *mod_to = 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); } int rsnd_dma_init(struct rsnd_priv *priv, struct rsnd_dma *dma, @@ -331,6 +317,8 @@ int rsnd_dma_init(struct rsnd_priv *priv, struct rsnd_dma *dma, { struct device *dev = rsnd_priv_to_dev(priv); struct dma_slave_config cfg; + struct rsnd_mod *mod_from; + struct rsnd_mod *mod_to; char dma_name[DMA_NAME_SIZE]; dma_cap_mask_t mask; int ret; @@ -343,13 +331,18 @@ int rsnd_dma_init(struct rsnd_priv *priv, struct rsnd_dma *dma, dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); - if (dev->of_node) - rsnd_dma_of_name(dma, is_play, dma_name); - else - snprintf(dma_name, DMA_NAME_SIZE, - is_play ? "tx" : "rx"); + rsnd_dma_of_path(dma, is_play, &mod_from, &mod_to); + rsnd_dma_of_name(mod_from, mod_to, dma_name); + + cfg.slave_id = id; + cfg.direction = is_play ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM; + cfg.src_addr = rsnd_gen_dma_addr(priv, mod_from, is_play, 1); + cfg.dst_addr = rsnd_gen_dma_addr(priv, mod_to, is_play, 0); + cfg.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; + cfg.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - dev_dbg(dev, "dma name : %s\n", dma_name); + dev_dbg(dev, "dma : %s %pad -> %pad\n", + dma_name, &cfg.src_addr, &cfg.dst_addr); dma->chan = dma_request_slave_channel_compat(mask, shdma_chan_filter, (void *)id, dev, @@ -359,14 +352,12 @@ int rsnd_dma_init(struct rsnd_priv *priv, struct rsnd_dma *dma, return -EIO; } - rsnd_gen_dma_addr(priv, dma, &cfg, is_play, id); - ret = dmaengine_slave_config(dma->chan, &cfg); if (ret < 0) goto rsnd_dma_init_err; - dma->dir = is_play ? DMA_TO_DEVICE : DMA_FROM_DEVICE; - INIT_WORK(&dma->work, rsnd_dma_do_work); + dma->addr = is_play ? cfg.src_addr : cfg.dst_addr; + dma->dir = is_play ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM; return 0; @@ -633,40 +624,41 @@ static int rsnd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) return -EINVAL; } - /* set clock inversion */ - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_IF: - rdai->bit_clk_inv = 0; - rdai->frm_clk_inv = 1; - break; - case SND_SOC_DAIFMT_IB_NF: - rdai->bit_clk_inv = 1; - rdai->frm_clk_inv = 0; - break; - case SND_SOC_DAIFMT_IB_IF: - rdai->bit_clk_inv = 1; - rdai->frm_clk_inv = 1; - break; - case SND_SOC_DAIFMT_NB_NF: - default: - rdai->bit_clk_inv = 0; - rdai->frm_clk_inv = 0; - break; - } - /* set format */ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { case SND_SOC_DAIFMT_I2S: rdai->sys_delay = 0; rdai->data_alignment = 0; + rdai->frm_clk_inv = 0; break; case SND_SOC_DAIFMT_LEFT_J: rdai->sys_delay = 1; rdai->data_alignment = 0; + rdai->frm_clk_inv = 1; break; case SND_SOC_DAIFMT_RIGHT_J: rdai->sys_delay = 1; rdai->data_alignment = 1; + rdai->frm_clk_inv = 1; + break; + } + + /* set clock inversion */ + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_IF: + rdai->bit_clk_inv = rdai->bit_clk_inv; + rdai->frm_clk_inv = !rdai->frm_clk_inv; + break; + case SND_SOC_DAIFMT_IB_NF: + rdai->bit_clk_inv = !rdai->bit_clk_inv; + rdai->frm_clk_inv = rdai->frm_clk_inv; + break; + case SND_SOC_DAIFMT_IB_IF: + rdai->bit_clk_inv = !rdai->bit_clk_inv; + rdai->frm_clk_inv = !rdai->frm_clk_inv; + break; + case SND_SOC_DAIFMT_NB_NF: + default: break; } @@ -736,12 +728,13 @@ static void rsnd_of_parse_dai(struct platform_device *pdev, struct device_node *dai_node, *dai_np; struct device_node *ssi_node, *ssi_np; struct device_node *src_node, *src_np; + struct device_node *dvc_node, *dvc_np; struct device_node *playback, *capture; struct rsnd_dai_platform_info *dai_info; struct rcar_snd_info *info = rsnd_priv_to_info(priv); struct device *dev = &pdev->dev; int nr, i; - int dai_i, ssi_i, src_i; + int dai_i, ssi_i, src_i, dvc_i; if (!of_data) return; @@ -767,6 +760,7 @@ static void rsnd_of_parse_dai(struct platform_device *pdev, ssi_node = of_get_child_by_name(dev->of_node, "rcar_sound,ssi"); src_node = of_get_child_by_name(dev->of_node, "rcar_sound,src"); + dvc_node = of_get_child_by_name(dev->of_node, "rcar_sound,dvc"); #define mod_parse(name) \ if (name##_node) { \ @@ -802,6 +796,7 @@ if (name##_node) { \ mod_parse(ssi); mod_parse(src); + mod_parse(dvc); if (playback) of_node_put(playback); @@ -950,19 +945,17 @@ static struct snd_pcm_ops rsnd_pcm_ops = { static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) { - struct rsnd_priv *priv = snd_soc_dai_get_drvdata(rtd->cpu_dai); - struct rsnd_dai *rdai; - int i, ret; + struct snd_soc_dai *dai = rtd->cpu_dai; + struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); + int ret; - for_each_rsnd_dai(rdai, priv, i) { - ret = rsnd_dai_call(pcm_new, &rdai->playback, rdai, rtd); - if (ret) - return ret; + ret = rsnd_dai_call(pcm_new, &rdai->playback, rdai, rtd); + if (ret) + return ret; - ret = rsnd_dai_call(pcm_new, &rdai->capture, rdai, rtd); - if (ret) - return ret; - } + ret = rsnd_dai_call(pcm_new, &rdai->capture, rdai, rtd); + if (ret) + return ret; return snd_pcm_lib_preallocate_pages_for_all( rtd->pcm, @@ -1049,11 +1042,11 @@ static int rsnd_probe(struct platform_device *pdev) for_each_rsnd_dai(rdai, priv, i) { ret = rsnd_dai_call(probe, &rdai->playback, rdai); if (ret) - return ret; + goto exit_snd_probe; ret = rsnd_dai_call(probe, &rdai->capture, rdai); if (ret) - return ret; + goto exit_snd_probe; } /* @@ -1081,6 +1074,11 @@ static int rsnd_probe(struct platform_device *pdev) exit_snd_soc: snd_soc_unregister_platform(dev); +exit_snd_probe: + for_each_rsnd_dai(rdai, priv, i) { + rsnd_dai_call(remove, &rdai->playback, rdai); + rsnd_dai_call(remove, &rdai->capture, rdai); + } return ret; } @@ -1089,21 +1087,16 @@ static int rsnd_remove(struct platform_device *pdev) { struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev); struct rsnd_dai *rdai; - int ret, i; + int ret = 0, i; pm_runtime_disable(&pdev->dev); for_each_rsnd_dai(rdai, priv, i) { - ret = rsnd_dai_call(remove, &rdai->playback, rdai); - if (ret) - return ret; - - ret = rsnd_dai_call(remove, &rdai->capture, rdai); - if (ret) - return ret; + ret |= rsnd_dai_call(remove, &rdai->playback, rdai); + ret |= rsnd_dai_call(remove, &rdai->capture, rdai); } - return 0; + return ret; } static struct platform_driver rsnd_driver = { diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c index ed0007006899..3f443930c2b1 100644 --- a/sound/soc/sh/rcar/dvc.c +++ b/sound/soc/sh/rcar/dvc.c @@ -20,7 +20,8 @@ struct rsnd_dvc { struct rsnd_dvc_platform_info *info; /* rcar_snd.h */ struct rsnd_mod mod; struct clk *clk; - long volume[RSND_DVC_VOLUME_NUM]; + u8 volume[RSND_DVC_VOLUME_NUM]; + u8 mute[RSND_DVC_VOLUME_NUM]; }; #define rsnd_mod_to_dvc(_mod) \ @@ -37,13 +38,18 @@ static void rsnd_dvc_volume_update(struct rsnd_mod *mod) struct rsnd_dvc *dvc = rsnd_mod_to_dvc(mod); u32 max = (0x00800000 - 1); u32 vol[RSND_DVC_VOLUME_NUM]; + u32 mute = 0; int i; - for (i = 0; i < RSND_DVC_VOLUME_NUM; i++) + for (i = 0; i < RSND_DVC_VOLUME_NUM; i++) { vol[i] = max / RSND_DVC_VOLUME_MAX * dvc->volume[i]; + mute |= (!!dvc->mute[i]) << i; + } rsnd_mod_write(mod, DVC_VOL0R, vol[0]); rsnd_mod_write(mod, DVC_VOL1R, vol[1]); + + rsnd_mod_write(mod, DVC_ZCMCR, mute); } static int rsnd_dvc_probe_gen2(struct rsnd_mod *mod, @@ -96,8 +102,8 @@ static int rsnd_dvc_init(struct rsnd_mod *dvc_mod, rsnd_mod_write(dvc_mod, DVC_ADINR, rsnd_get_adinr(dvc_mod)); - /* enable Volume */ - rsnd_mod_write(dvc_mod, DVC_DVUCR, 0x100); + /* enable Volume / Mute */ + rsnd_mod_write(dvc_mod, DVC_DVUCR, 0x101); /* ch0/ch1 Volume */ rsnd_dvc_volume_update(dvc_mod); @@ -140,10 +146,20 @@ static int rsnd_dvc_stop(struct rsnd_mod *mod, static int rsnd_dvc_volume_info(struct snd_kcontrol *kctrl, struct snd_ctl_elem_info *uinfo) { - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); + struct rsnd_dvc *dvc = rsnd_mod_to_dvc(mod); + u8 *val = (u8 *)kctrl->private_value; + uinfo->count = RSND_DVC_VOLUME_NUM; uinfo->value.integer.min = 0; - uinfo->value.integer.max = RSND_DVC_VOLUME_MAX; + + if (val == dvc->volume) { + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->value.integer.max = RSND_DVC_VOLUME_MAX; + } else { + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->value.integer.max = 1; + } return 0; } @@ -151,12 +167,11 @@ static int rsnd_dvc_volume_info(struct snd_kcontrol *kctrl, static int rsnd_dvc_volume_get(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *ucontrol) { - struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); - struct rsnd_dvc *dvc = rsnd_mod_to_dvc(mod); + u8 *val = (u8 *)kctrl->private_value; int i; for (i = 0; i < RSND_DVC_VOLUME_NUM; i++) - ucontrol->value.integer.value[i] = dvc->volume[i]; + ucontrol->value.integer.value[i] = val[i]; return 0; } @@ -165,51 +180,38 @@ static int rsnd_dvc_volume_put(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *ucontrol) { struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); - struct rsnd_dvc *dvc = rsnd_mod_to_dvc(mod); + u8 *val = (u8 *)kctrl->private_value; int i, change = 0; for (i = 0; i < RSND_DVC_VOLUME_NUM; i++) { - if (ucontrol->value.integer.value[i] < 0 || - ucontrol->value.integer.value[i] > RSND_DVC_VOLUME_MAX) - return -EINVAL; - - change |= (ucontrol->value.integer.value[i] != dvc->volume[i]); + change |= (ucontrol->value.integer.value[i] != val[i]); + val[i] = ucontrol->value.integer.value[i]; } - if (change) { - for (i = 0; i < RSND_DVC_VOLUME_NUM; i++) - dvc->volume[i] = ucontrol->value.integer.value[i]; - + if (change) rsnd_dvc_volume_update(mod); - } return change; } -static int rsnd_dvc_pcm_new(struct rsnd_mod *mod, - struct rsnd_dai *rdai, - struct snd_soc_pcm_runtime *rtd) +static int __rsnd_dvc_pcm_new(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct snd_soc_pcm_runtime *rtd, + const unsigned char *name, + u8 *private) { - struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); - struct rsnd_priv *priv = rsnd_mod_to_priv(mod); - struct device *dev = rsnd_priv_to_dev(priv); struct snd_card *card = rtd->card->snd_card; struct snd_kcontrol *kctrl; - static struct snd_kcontrol_new knew = { + struct snd_kcontrol_new knew = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "Playback Volume", + .name = name, .info = rsnd_dvc_volume_info, .get = rsnd_dvc_volume_get, .put = rsnd_dvc_volume_put, + .private_value = (unsigned long)private, }; int ret; - if (!rsnd_dai_is_play(rdai, io)) { - dev_err(dev, "DVC%d is connected to Capture DAI\n", - rsnd_mod_id(mod)); - return -EINVAL; - } - kctrl = snd_ctl_new1(&knew, mod); if (!kctrl) return -ENOMEM; @@ -221,6 +223,33 @@ static int rsnd_dvc_pcm_new(struct rsnd_mod *mod, return 0; } +static int rsnd_dvc_pcm_new(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct snd_soc_pcm_runtime *rtd) +{ + struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); + struct rsnd_dvc *dvc = rsnd_mod_to_dvc(mod); + int ret; + + /* Volume */ + ret = __rsnd_dvc_pcm_new(mod, rdai, rtd, + rsnd_dai_is_play(rdai, io) ? + "DVC Out Playback Volume" : "DVC In Capture Volume", + dvc->volume); + if (ret < 0) + return ret; + + /* Mute */ + ret = __rsnd_dvc_pcm_new(mod, rdai, rtd, + rsnd_dai_is_play(rdai, io) ? + "DVC Out Mute Switch" : "DVC In Mute Switch", + dvc->mute); + if (ret < 0) + return ret; + + return 0; +} + static struct rsnd_mod_ops rsnd_dvc_ops = { .name = DVC_NAME, .probe = rsnd_dvc_probe_gen2, @@ -239,6 +268,42 @@ struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id) return &((struct rsnd_dvc *)(priv->dvc) + id)->mod; } +static void rsnd_of_parse_dvc(struct platform_device *pdev, + const struct rsnd_of_data *of_data, + struct rsnd_priv *priv) +{ + struct device_node *node; + struct rsnd_dvc_platform_info *dvc_info; + struct rcar_snd_info *info = rsnd_priv_to_info(priv); + struct device *dev = &pdev->dev; + int nr; + + if (!of_data) + return; + + node = of_get_child_by_name(dev->of_node, "rcar_sound,dvc"); + if (!node) + return; + + nr = of_get_child_count(node); + if (!nr) + goto rsnd_of_parse_dvc_end; + + dvc_info = devm_kzalloc(dev, + sizeof(struct rsnd_dvc_platform_info) * nr, + GFP_KERNEL); + if (!dvc_info) { + dev_err(dev, "dvc info allocation error\n"); + goto rsnd_of_parse_dvc_end; + } + + info->dvc_info = dvc_info; + info->dvc_info_nr = nr; + +rsnd_of_parse_dvc_end: + of_node_put(node); +} + int rsnd_dvc_probe(struct platform_device *pdev, const struct rsnd_of_data *of_data, struct rsnd_priv *priv) @@ -250,6 +315,8 @@ int rsnd_dvc_probe(struct platform_device *pdev, char name[RSND_DVC_NAME_SIZE]; int i, nr; + rsnd_of_parse_dvc(pdev, of_data, priv); + nr = info->dvc_info_nr; if (!nr) return 0; diff --git a/sound/soc/sh/rcar/gen.c b/sound/soc/sh/rcar/gen.c index 0280a11c0899..3fdf3be7b99a 100644 --- a/sound/soc/sh/rcar/gen.c +++ b/sound/soc/sh/rcar/gen.c @@ -15,63 +15,35 @@ struct rsnd_gen { struct rsnd_gen_ops *ops; - struct regmap *regmap; + struct regmap *regmap[RSND_BASE_MAX]; struct regmap_field *regs[RSND_REG_MAX]; }; #define rsnd_priv_to_gen(p) ((struct rsnd_gen *)(p)->gen) -#define RSND_REG_SET(gen, id, reg_id, offset, _id_offset, _id_size) \ - [id] = { \ - .reg = (unsigned int)gen->base[reg_id] + offset, \ - .lsb = 0, \ - .msb = 31, \ - .id_size = _id_size, \ - .id_offset = _id_offset, \ - } - -/* - * basic function - */ -static int rsnd_regmap_write32(void *context, const void *_data, size_t count) -{ - struct rsnd_priv *priv = context; - struct device *dev = rsnd_priv_to_dev(priv); - u32 *data = (u32 *)_data; - u32 val = data[1]; - void __iomem *reg = (void *)data[0]; - - iowrite32(val, reg); - - dev_dbg(dev, "w %p : %08x\n", reg, val); - - return 0; -} - -static int rsnd_regmap_read32(void *context, - const void *_data, size_t reg_size, - void *_val, size_t val_size) -{ - struct rsnd_priv *priv = context; - struct device *dev = rsnd_priv_to_dev(priv); - u32 *data = (u32 *)_data; - u32 *val = (u32 *)_val; - void __iomem *reg = (void *)data[0]; - - *val = ioread32(reg); - - dev_dbg(dev, "r %p : %08x\n", reg, *val); +struct rsnd_regmap_field_conf { + int idx; + unsigned int reg_offset; + unsigned int id_offset; +}; - return 0; +#define RSND_REG_SET(id, offset, _id_offset) \ +{ \ + .idx = id, \ + .reg_offset = offset, \ + .id_offset = _id_offset, \ } +/* single address mapping */ +#define RSND_GEN_S_REG(id, offset) \ + RSND_REG_SET(RSND_REG_##id, offset, 0) -static struct regmap_bus rsnd_regmap_bus = { - .write = rsnd_regmap_write32, - .read = rsnd_regmap_read32, - .reg_format_endian_default = REGMAP_ENDIAN_NATIVE, - .val_format_endian_default = REGMAP_ENDIAN_NATIVE, -}; +/* multi address mapping */ +#define RSND_GEN_M_REG(id, offset, _id_offset) \ + RSND_REG_SET(RSND_REG_##id, offset, _id_offset) +/* + * basic function + */ static int rsnd_is_accessible_reg(struct rsnd_priv *priv, struct rsnd_gen *gen, enum rsnd_reg reg) { @@ -88,6 +60,7 @@ static int rsnd_is_accessible_reg(struct rsnd_priv *priv, u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg) { + struct device *dev = rsnd_priv_to_dev(priv); struct rsnd_gen *gen = rsnd_priv_to_gen(priv); u32 val; @@ -96,6 +69,8 @@ u32 rsnd_read(struct rsnd_priv *priv, regmap_fields_read(gen->regs[reg], rsnd_mod_id(mod), &val); + dev_dbg(dev, "r %s - 0x%04d : %08x\n", rsnd_mod_name(mod), reg, val); + return val; } @@ -103,17 +78,21 @@ void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg, u32 data) |